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Commit 444474dd authored by John W. Linville's avatar John W. Linville
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Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next

parents a72e25f7 246dd992
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drivers/net/wireless/iwlwifi/iwl-7000.c
View file @ 444474dd
......@@ -83,6 +83,8 @@
#define IWL7260_TX_POWER_VERSION 0xffff /* meaningless */
#define IWL3160_NVM_VERSION 0x709
#define IWL3160_TX_POWER_VERSION 0xffff /* meaningless */
#define IWL7265_NVM_VERSION 0x0a1d
#define IWL7265_TX_POWER_VERSION 0xffff /* meaningless */
#define IWL7260_FW_PRE "iwlwifi-7260-"
#define IWL7260_MODULE_FIRMWARE(api) IWL7260_FW_PRE __stringify(api) ".ucode"
......@@ -90,6 +92,9 @@
#define IWL3160_FW_PRE "iwlwifi-3160-"
#define IWL3160_MODULE_FIRMWARE(api) IWL3160_FW_PRE __stringify(api) ".ucode"
#define IWL7265_FW_PRE "iwlwifi-7265-"
#define IWL7265_MODULE_FIRMWARE(api) IWL7265_FW_PRE __stringify(api) ".ucode"
static const struct iwl_base_params iwl7000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
......@@ -182,5 +187,14 @@ const struct iwl_cfg iwl3160_n_cfg = {
.nvm_calib_ver = IWL3160_TX_POWER_VERSION,
};
const struct iwl_cfg iwl7265_2ac_cfg = {
.name = "Intel(R) Dual Band Wireless AC 7265",
.fw_name_pre = IWL7265_FW_PRE,
IWL_DEVICE_7000,
.ht_params = &iwl7000_ht_params,
.nvm_ver = IWL7265_NVM_VERSION,
.nvm_calib_ver = IWL7265_TX_POWER_VERSION,
};
MODULE_FIRMWARE(IWL7260_MODULE_FIRMWARE(IWL7260_UCODE_API_OK));
MODULE_FIRMWARE(IWL3160_MODULE_FIRMWARE(IWL3160_UCODE_API_OK));
drivers/net/wireless/iwlwifi/iwl-config.h
View file @ 444474dd
......@@ -292,6 +292,7 @@ extern const struct iwl_cfg iwl7260_n_cfg;
extern const struct iwl_cfg iwl3160_2ac_cfg;
extern const struct iwl_cfg iwl3160_2n_cfg;
extern const struct iwl_cfg iwl3160_n_cfg;
extern const struct iwl_cfg iwl7265_2ac_cfg;
#endif /* CONFIG_IWLMVM */
#endif /* __IWL_CONFIG_H__ */
drivers/net/wireless/iwlwifi/iwl-csr.h
View file @ 444474dd
......@@ -394,6 +394,38 @@
#define CSR_DRAM_INT_TBL_ENABLE (1 << 31)
#define CSR_DRAM_INIT_TBL_WRAP_CHECK (1 << 27)
/* SECURE boot registers */
#define CSR_SECURE_BOOT_CONFIG_ADDR (0x100)
enum secure_boot_config_reg {
CSR_SECURE_BOOT_CONFIG_INSPECTOR_BURNED_IN_OTP = 0x00000001,
CSR_SECURE_BOOT_CONFIG_INSPECTOR_NOT_REQ = 0x00000002,
};
#define CSR_SECURE_BOOT_CPU1_STATUS_ADDR (0x100)
#define CSR_SECURE_BOOT_CPU2_STATUS_ADDR (0x100)
enum secure_boot_status_reg {
CSR_SECURE_BOOT_CPU_STATUS_VERF_STATUS = 0x00000003,
CSR_SECURE_BOOT_CPU_STATUS_VERF_COMPLETED = 0x00000002,
CSR_SECURE_BOOT_CPU_STATUS_VERF_SUCCESS = 0x00000004,
CSR_SECURE_BOOT_CPU_STATUS_VERF_FAIL = 0x00000008,
CSR_SECURE_BOOT_CPU_STATUS_SIGN_VERF_FAIL = 0x00000010,
};
#define CSR_UCODE_LOAD_STATUS_ADDR (0x100)
enum secure_load_status_reg {
CSR_CPU_STATUS_LOADING_STARTED = 0x00000001,
CSR_CPU_STATUS_LOADING_COMPLETED = 0x00000002,
CSR_CPU_STATUS_NUM_OF_LAST_COMPLETED = 0x000000F8,
CSR_CPU_STATUS_NUM_OF_LAST_LOADED_BLOCK = 0x0000FF00,
};
#define CSR_SECURE_INSPECTOR_CODE_ADDR (0x100)
#define CSR_SECURE_INSPECTOR_DATA_ADDR (0x100)
#define CSR_SECURE_TIME_OUT (100)
#define FH_TCSR_0_REG0 (0x1D00)
/*
* HBUS (Host-side Bus)
*
......
drivers/net/wireless/iwlwifi/iwl-drv.c
View file @ 444474dd
......@@ -483,6 +483,7 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
const u8 *tlv_data;
char buildstr[25];
u32 build;
int num_of_cpus;
if (len < sizeof(*ucode)) {
IWL_ERR(drv, "uCode has invalid length: %zd\n", len);
......@@ -692,6 +693,42 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
goto invalid_tlv_len;
drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data);
break;
case IWL_UCODE_TLV_SECURE_SEC_RT:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR,
tlv_len);
drv->fw.mvm_fw = true;
drv->fw.img[IWL_UCODE_REGULAR].is_secure = true;
break;
case IWL_UCODE_TLV_SECURE_SEC_INIT:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_INIT,
tlv_len);
drv->fw.mvm_fw = true;
drv->fw.img[IWL_UCODE_INIT].is_secure = true;
break;
case IWL_UCODE_TLV_SECURE_SEC_WOWLAN:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_WOWLAN,
tlv_len);
drv->fw.mvm_fw = true;
drv->fw.img[IWL_UCODE_WOWLAN].is_secure = true;
break;
case IWL_UCODE_TLV_NUM_OF_CPU:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
num_of_cpus =
le32_to_cpup((__le32 *)tlv_data);
if (num_of_cpus == 2) {
drv->fw.img[IWL_UCODE_REGULAR].is_dual_cpus =
true;
drv->fw.img[IWL_UCODE_INIT].is_dual_cpus =
true;
drv->fw.img[IWL_UCODE_WOWLAN].is_dual_cpus =
true;
} else if ((num_of_cpus > 2) || (num_of_cpus < 1)) {
IWL_ERR(drv, "Driver support upto 2 CPUs\n");
return -EINVAL;
}
break;
default:
IWL_DEBUG_INFO(drv, "unknown TLV: %d\n", tlv_type);
break;
......
drivers/net/wireless/iwlwifi/iwl-fw-file.h
View file @ 444474dd
......@@ -121,6 +121,10 @@ enum iwl_ucode_tlv_type {
IWL_UCODE_TLV_SEC_WOWLAN = 21,
IWL_UCODE_TLV_DEF_CALIB = 22,
IWL_UCODE_TLV_PHY_SKU = 23,
IWL_UCODE_TLV_SECURE_SEC_RT = 24,
IWL_UCODE_TLV_SECURE_SEC_INIT = 25,
IWL_UCODE_TLV_SECURE_SEC_WOWLAN = 26,
IWL_UCODE_TLV_NUM_OF_CPU = 27,
};
struct iwl_ucode_tlv {
......
drivers/net/wireless/iwlwifi/iwl-fw.h
View file @ 444474dd
......@@ -75,11 +75,23 @@
* @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P.
* @IWL_UCODE_TLV_FLAGS_DW_BC_TABLE: The SCD byte count table is in DWORDS
* @IWL_UCODE_TLV_FLAGS_UAPSD: This uCode image supports uAPSD
* @IWL_UCODE_TLV_FLAGS_SHORT_BL: 16 entries of black list instead of 64 in scan
* offload profile config command.
* @IWL_UCODE_TLV_FLAGS_RX_ENERGY_API: supports rx signal strength api
* @IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2: using the new time event API.
* @IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS: D3 image supports up to six
* (rather than two) IPv6 addresses
* @IWL_UCODE_TLV_FLAGS_BF_UPDATED: new beacon filtering API
* @IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID: not sending a probe with the SSID element
* from the probe request template.
* @IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API: modified D3 API to allow keeping
* connection when going back to D0
* @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL: new NS offload (small version)
* @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE: new NS offload (large version)
* @IWL_UCODE_TLV_FLAGS_SCHED_SCAN: this uCode image supports scheduled scan.
* @IWL_UCODE_TLV_FLAGS_STA_KEY_CMD: new ADD_STA and ADD_STA_KEY command API
* @IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD: support device wide power command
* containing CAM (Continuous Active Mode) indication.
*/
enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_PAN = BIT(0),
......@@ -87,11 +99,20 @@ enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_MFP = BIT(2),
IWL_UCODE_TLV_FLAGS_P2P = BIT(3),
IWL_UCODE_TLV_FLAGS_DW_BC_TABLE = BIT(4),
IWL_UCODE_TLV_FLAGS_NEWBT_COEX = BIT(5),
IWL_UCODE_TLV_FLAGS_UAPSD = BIT(6),
IWL_UCODE_TLV_FLAGS_SHORT_BL = BIT(7),
IWL_UCODE_TLV_FLAGS_RX_ENERGY_API = BIT(8),
IWL_UCODE_TLV_FLAGS_TIME_EVENT_API_V2 = BIT(9),
IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS = BIT(10),
IWL_UCODE_TLV_FLAGS_BF_UPDATED = BIT(11),
IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID = BIT(12),
IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API = BIT(14),
IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL = BIT(15),
IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE = BIT(16),
IWL_UCODE_TLV_FLAGS_SCHED_SCAN = BIT(17),
IWL_UCODE_TLV_FLAGS_STA_KEY_CMD = BIT(19),
IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD = BIT(20),
};
/* The default calibrate table size if not specified by firmware file */
......@@ -133,7 +154,8 @@ enum iwl_ucode_sec {
* For 16.0 uCode and above, there is no differentiation between sections,
* just an offset to the HW address.
*/
#define IWL_UCODE_SECTION_MAX 4
#define IWL_UCODE_SECTION_MAX 6
#define IWL_UCODE_FIRST_SECTION_OF_SECOND_CPU (IWL_UCODE_SECTION_MAX/2)
struct iwl_ucode_capabilities {
u32 max_probe_length;
......@@ -150,6 +172,8 @@ struct fw_desc {
struct fw_img {
struct fw_desc sec[IWL_UCODE_SECTION_MAX];
bool is_secure;
bool is_dual_cpus;
};
/* uCode version contains 4 values: Major/Minor/API/Serial */
......
drivers/net/wireless/iwlwifi/iwl-prph.h
View file @ 444474dd
......@@ -97,6 +97,8 @@
#define APMG_PCIDEV_STT_VAL_L1_ACT_DIS (0x00000800)
#define APMG_RTC_INT_STT_RFKILL (0x10000000)
/* Device system time */
#define DEVICE_SYSTEM_TIME_REG 0xA0206C
......
drivers/net/wireless/iwlwifi/mvm/bt-coex.c
View file @ 444474dd
......@@ -98,126 +98,258 @@ static const u8 iwl_bt_prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX] = {
#undef EVENT_PRIO_ANT
/* BT Antenna Coupling Threshold (dB) */
#define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35)
#define IWL_BT_LOAD_FORCE_SISO_THRESHOLD (3)
#define BT_ENABLE_REDUCED_TXPOWER_THRESHOLD (-62)
#define BT_DISABLE_REDUCED_TXPOWER_THRESHOLD (-65)
#define BT_REDUCED_TX_POWER_BIT BIT(7)
static inline bool is_loose_coex(void)
{
return iwlwifi_mod_params.ant_coupling >
IWL_BT_ANTENNA_COUPLING_THRESHOLD;
}
#define BT_ANTENNA_COUPLING_THRESHOLD (30)
int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm)
{
if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWBT_COEX))
return 0;
return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_PRIO_TABLE, CMD_SYNC,
sizeof(struct iwl_bt_coex_prio_tbl_cmd),
&iwl_bt_prio_tbl);
}
static int iwl_send_bt_env(struct iwl_mvm *mvm, u8 action, u8 type)
{
struct iwl_bt_coex_prot_env_cmd env_cmd;
int ret;
env_cmd.action = action;
env_cmd.type = type;
ret = iwl_mvm_send_cmd_pdu(mvm, BT_COEX_PROT_ENV, CMD_SYNC,
sizeof(env_cmd), &env_cmd);
if (ret)
IWL_ERR(mvm, "failed to send BT env command\n");
return ret;
}
enum iwl_bt_kill_msk {
BT_KILL_MSK_DEFAULT,
BT_KILL_MSK_SCO_HID_A2DP,
BT_KILL_MSK_REDUCED_TXPOW,
BT_KILL_MSK_MAX,
};
static const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX] = {
const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX] = {
[BT_KILL_MSK_DEFAULT] = 0xffff0000,
[BT_KILL_MSK_SCO_HID_A2DP] = 0xffffffff,
[BT_KILL_MSK_REDUCED_TXPOW] = 0,
};
static const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX] = {
const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX] = {
[BT_KILL_MSK_DEFAULT] = 0xffff0000,
[BT_KILL_MSK_SCO_HID_A2DP] = 0xffffffff,
[BT_KILL_MSK_REDUCED_TXPOW] = 0,
};
#define IWL_BT_DEFAULT_BOOST (0xf0f0f0f0)
/* Tight Coex */
static const __le32 iwl_tight_lookup[BT_COEX_LUT_SIZE] = {
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaeaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xcc00ff28),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xcc00aaaa),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xc0004000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xf0005000),
static const __le32 iwl_bt_prio_boost[BT_COEX_BOOST_SIZE] = {
cpu_to_le32(0xf0f0f0f0),
cpu_to_le32(0xc0c0c0c0),
cpu_to_le32(0xfcfcfcfc),
cpu_to_le32(0xff00ff00),
};
/* Loose Coex */
static const __le32 iwl_loose_lookup[BT_COEX_LUT_SIZE] = {
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xcc00ff28),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xcc00aaaa),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0x00000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xf0005000),
static const __le32 iwl_single_shared_ant[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = {
{
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xc0004000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xc0004000),
cpu_to_le32(0xf0005000),
},
{
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xc0004000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xc0004000),
cpu_to_le32(0xf0005000),
},
{
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xc0004000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xc0004000),
cpu_to_le32(0xf0005000),
},
};
/* Full concurrency */
static const __le32 iwl_concurrent_lookup[BT_COEX_LUT_SIZE] = {
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0x00000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x00000000),
static const __le32 iwl_combined_lookup[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = {
{
/* Tight */
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaeaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xcc00ff28),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xcc00aaaa),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xc0004000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xf0005000),
},
{
/* Loose */
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xcc00ff28),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xcc00aaaa),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0x00000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xf0005000),
cpu_to_le32(0xf0005000),
},
{
/* Tx Tx disabled */
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xaaaaaaaa),
cpu_to_le32(0xcc00ff28),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xcc00aaaa),
cpu_to_le32(0x0000aaaa),
cpu_to_le32(0xC0004000),
cpu_to_le32(0xC0004000),
cpu_to_le32(0xF0005000),
cpu_to_le32(0xF0005000),
},
};
/* single shared antenna */
static const __le32 iwl_single_shared_ant_lookup[BT_COEX_LUT_SIZE] = {
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x40000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0x44000000),
cpu_to_le32(0x00000000),
cpu_to_le32(0xC0004000),
cpu_to_le32(0xF0005000),
cpu_to_le32(0xC0004000),
cpu_to_le32(0xF0005000),
/* 20MHz / 40MHz below / 40Mhz above*/
static const __le64 iwl_ci_mask[][3] = {
/* dummy entry for channel 0 */
{cpu_to_le64(0), cpu_to_le64(0), cpu_to_le64(0)},
{
cpu_to_le64(0x0000001FFFULL),
cpu_to_le64(0x0ULL),
cpu_to_le64(0x00007FFFFFULL),
},
{
cpu_to_le64(0x000000FFFFULL),
cpu_to_le64(0x0ULL),
cpu_to_le64(0x0003FFFFFFULL),
},
{
cpu_to_le64(0x000003FFFCULL),
cpu_to_le64(0x0ULL),
cpu_to_le64(0x000FFFFFFCULL),
},
{
cpu_to_le64(0x00001FFFE0ULL),
cpu_to_le64(0x0ULL),
cpu_to_le64(0x007FFFFFE0ULL),
},
{
cpu_to_le64(0x00007FFF80ULL),
cpu_to_le64(0x00007FFFFFULL),
cpu_to_le64(0x01FFFFFF80ULL),
},
{
cpu_to_le64(0x0003FFFC00ULL),
cpu_to_le64(0x0003FFFFFFULL),
cpu_to_le64(0x0FFFFFFC00ULL),
},
{
cpu_to_le64(0x000FFFF000ULL),
cpu_to_le64(0x000FFFFFFCULL),
cpu_to_le64(0x3FFFFFF000ULL),
},
{
cpu_to_le64(0x007FFF8000ULL),
cpu_to_le64(0x007FFFFFE0ULL),
cpu_to_le64(0xFFFFFF8000ULL),
},
{
cpu_to_le64(0x01FFFE0000ULL),
cpu_to_le64(0x01FFFFFF80ULL),
cpu_to_le64(0xFFFFFE0000ULL),
},
{
cpu_to_le64(0x0FFFF00000ULL),
cpu_to_le64(0x0FFFFFFC00ULL),
cpu_to_le64(0x0ULL),
},
{
cpu_to_le64(0x3FFFC00000ULL),
cpu_to_le64(0x3FFFFFF000ULL),
cpu_to_le64(0x0)
},
{
cpu_to_le64(0xFFFE000000ULL),
cpu_to_le64(0xFFFFFF8000ULL),
cpu_to_le64(0x0)
},
{
cpu_to_le64(0xFFF8000000ULL),
cpu_to_le64(0xFFFFFE0000ULL),
cpu_to_le64(0x0)
},
{
cpu_to_le64(0xFE00000000ULL),
cpu_to_le64(0x0ULL),
cpu_to_le64(0x0)
},
};
static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = {
cpu_to_le32(0x22002200),
cpu_to_le32(0x33113311),
};
static enum iwl_bt_coex_lut_type
iwl_get_coex_type(struct iwl_mvm *mvm, const struct ieee80211_vif *vif)
{
struct ieee80211_chanctx_conf *chanctx_conf;
enum iwl_bt_coex_lut_type ret;
u16 phy_ctx_id;
/*
* Checking that we hold mvm->mutex is a good idea, but the rate
* control can't acquire the mutex since it runs in Tx path.
* So this is racy in that case, but in the worst case, the AMPDU
* size limit will be wrong for a short time which is not a big
* issue.
*/
rcu_read_lock();
chanctx_conf = rcu_dereference(vif->chanctx_conf);
if (!chanctx_conf ||
chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) {
rcu_read_unlock();
return BT_COEX_LOOSE_LUT;
}
ret = BT_COEX_TX_DIS_LUT;
if (mvm->cfg->bt_shared_single_ant) {
rcu_read_unlock();
return ret;
}
phy_ctx_id = *((u16 *)chanctx_conf->drv_priv);
if (mvm->last_bt_ci_cmd.primary_ch_phy_id == phy_ctx_id)
ret = le32_to_cpu(mvm->last_bt_notif.primary_ch_lut);
else if (mvm->last_bt_ci_cmd.secondary_ch_phy_id == phy_ctx_id)
ret = le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut);
/* else - default = TX TX disallowed */
rcu_read_unlock();
return ret;
}
int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
{
struct iwl_bt_coex_cmd *bt_cmd;
......@@ -228,17 +360,10 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
.flags = CMD_SYNC,
};
int ret;
u32 flags;
/* go to CALIB state in internal BT-Coex state machine */
ret = iwl_send_bt_env(mvm, BT_COEX_ENV_OPEN,
BT_COEX_PRIO_TBL_EVT_INIT_CALIB2);
if (ret)
return ret;
ret = iwl_send_bt_env(mvm, BT_COEX_ENV_CLOSE,
BT_COEX_PRIO_TBL_EVT_INIT_CALIB2);
if (ret)
return ret;
if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWBT_COEX))
return 0;
bt_cmd = kzalloc(sizeof(*bt_cmd), GFP_KERNEL);
if (!bt_cmd)
......@@ -246,40 +371,52 @@ int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
cmd.data[0] = bt_cmd;
bt_cmd->max_kill = 5;
bt_cmd->bt3_time_t7_value = 1;
bt_cmd->bt3_prio_sample_time = 2;
bt_cmd->bt3_timer_t2_value = 0xc;
bt_cmd->bt4_antenna_isolation_thr = BT_ANTENNA_COUPLING_THRESHOLD,
bt_cmd->bt4_antenna_isolation = iwlwifi_mod_params.ant_coupling,
bt_cmd->bt4_tx_tx_delta_freq_thr = 15,
bt_cmd->bt4_tx_rx_max_freq0 = 15,
bt_cmd->flags = iwlwifi_mod_params.bt_coex_active ?
flags = iwlwifi_mod_params.bt_coex_active ?
BT_COEX_NW : BT_COEX_DISABLE;
bt_cmd->flags |= BT_CH_PRIMARY_EN | BT_SYNC_2_BT_DISABLE;
flags |= BT_CH_PRIMARY_EN | BT_CH_SECONDARY_EN | BT_SYNC_2_BT_DISABLE;
bt_cmd->flags = cpu_to_le32(flags);
bt_cmd->valid_bit_msk = cpu_to_le16(BT_VALID_ENABLE |
bt_cmd->valid_bit_msk = cpu_to_le32(BT_VALID_ENABLE |
BT_VALID_BT_PRIO_BOOST |
BT_VALID_MAX_KILL |
BT_VALID_3W_TMRS |
BT_VALID_KILL_ACK |
BT_VALID_KILL_CTS |
BT_VALID_REDUCED_TX_POWER |
BT_VALID_LUT);
BT_VALID_LUT |
BT_VALID_WIFI_RX_SW_PRIO_BOOST |
BT_VALID_WIFI_TX_SW_PRIO_BOOST |
BT_VALID_MULTI_PRIO_LUT |
BT_VALID_CORUN_LUT_20 |
BT_VALID_CORUN_LUT_40 |
BT_VALID_ANT_ISOLATION |
BT_VALID_ANT_ISOLATION_THRS |
BT_VALID_TXTX_DELTA_FREQ_THRS |
BT_VALID_TXRX_MAX_FREQ_0);
if (mvm->cfg->bt_shared_single_ant)
memcpy(&bt_cmd->decision_lut, iwl_single_shared_ant_lookup,
sizeof(iwl_single_shared_ant_lookup));
else if (is_loose_coex())
memcpy(&bt_cmd->decision_lut, iwl_loose_lookup,
sizeof(iwl_tight_lookup));
memcpy(&bt_cmd->decision_lut, iwl_single_shared_ant,
sizeof(iwl_single_shared_ant));
else
memcpy(&bt_cmd->decision_lut, iwl_tight_lookup,
sizeof(iwl_tight_lookup));
memcpy(&bt_cmd->decision_lut, iwl_combined_lookup,
sizeof(iwl_combined_lookup));
bt_cmd->bt_prio_boost = cpu_to_le32(IWL_BT_DEFAULT_BOOST);
memcpy(&bt_cmd->bt_prio_boost, iwl_bt_prio_boost,
sizeof(iwl_bt_prio_boost));
memcpy(&bt_cmd->bt4_multiprio_lut, iwl_bt_mprio_lut,
sizeof(iwl_bt_mprio_lut));
bt_cmd->kill_ack_msk =
cpu_to_le32(iwl_bt_ack_kill_msk[BT_KILL_MSK_DEFAULT]);
bt_cmd->kill_cts_msk =
cpu_to_le32(iwl_bt_cts_kill_msk[BT_KILL_MSK_DEFAULT]);
memset(&mvm->last_bt_notif, 0, sizeof(mvm->last_bt_notif));
memset(&mvm->last_bt_ci_cmd, 0, sizeof(mvm->last_bt_ci_cmd));
ret = iwl_mvm_send_cmd(mvm, &cmd);
......@@ -334,13 +471,17 @@ static int iwl_mvm_bt_udpate_ctrl_kill_msk(struct iwl_mvm *mvm,
if (!bt_cmd)
return -ENOMEM;
cmd.data[0] = bt_cmd;
bt_cmd->flags = cpu_to_le32(BT_COEX_NW);
bt_cmd->kill_ack_msk = cpu_to_le32(iwl_bt_ack_kill_msk[bt_kill_msk]);
bt_cmd->kill_cts_msk = cpu_to_le32(iwl_bt_cts_kill_msk[bt_kill_msk]);
bt_cmd->valid_bit_msk =
cpu_to_le16(BT_VALID_KILL_ACK | BT_VALID_KILL_CTS);
bt_cmd->valid_bit_msk |= cpu_to_le32(BT_VALID_ENABLE |
BT_VALID_KILL_ACK |
BT_VALID_KILL_CTS);
IWL_DEBUG_COEX(mvm, "bt_kill_msk = %d\n", bt_kill_msk);
IWL_DEBUG_COEX(mvm, "ACK Kill msk = 0x%08x, CTS Kill msk = 0x%08x\n",
iwl_bt_ack_kill_msk[bt_kill_msk],
iwl_bt_cts_kill_msk[bt_kill_msk]);
ret = iwl_mvm_send_cmd(mvm, &cmd);
......@@ -380,8 +521,10 @@ static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id,
if (!bt_cmd)
return -ENOMEM;
cmd.data[0] = bt_cmd;
bt_cmd->flags = cpu_to_le32(BT_COEX_NW);
bt_cmd->valid_bit_msk = cpu_to_le16(BT_VALID_REDUCED_TX_POWER),
bt_cmd->valid_bit_msk =
cpu_to_le32(BT_VALID_ENABLE | BT_VALID_REDUCED_TX_POWER);
bt_cmd->bt_reduced_tx_power = sta_id;
if (enable)
......@@ -403,8 +546,25 @@ struct iwl_bt_iterator_data {
struct iwl_mvm *mvm;
u32 num_bss_ifaces;
bool reduced_tx_power;
struct ieee80211_chanctx_conf *primary;
struct ieee80211_chanctx_conf *secondary;
};
static inline
void iwl_mvm_bt_coex_enable_rssi_event(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
bool enable, int rssi)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
mvmvif->bf_data.last_bt_coex_event = rssi;
mvmvif->bf_data.bt_coex_max_thold =
enable ? BT_ENABLE_REDUCED_TXPOWER_THRESHOLD : 0;
mvmvif->bf_data.bt_coex_min_thold =
enable ? BT_DISABLE_REDUCED_TXPOWER_THRESHOLD : 0;
}
/* must be called under rcu_read_lock */
static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac,
struct ieee80211_vif *vif)
{
......@@ -413,65 +573,94 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac,
struct iwl_mvm *mvm = data->mvm;
struct ieee80211_chanctx_conf *chanctx_conf;
enum ieee80211_smps_mode smps_mode;
enum ieee80211_band band;
int ave_rssi;
lockdep_assert_held(&mvm->mutex);
if (vif->type != NL80211_IFTYPE_STATION)
return;
rcu_read_lock();
chanctx_conf = rcu_dereference(vif->chanctx_conf);
if (chanctx_conf && chanctx_conf->def.chan)
band = chanctx_conf->def.chan->band;
else
band = -1;
rcu_read_unlock();
if (vif->type != NL80211_IFTYPE_STATION &&
vif->type != NL80211_IFTYPE_AP)
return;
smps_mode = IEEE80211_SMPS_AUTOMATIC;
/* non associated BSSes aren't to be considered */
if (!vif->bss_conf.assoc)
chanctx_conf = rcu_dereference(vif->chanctx_conf);
/* If channel context is invalid or not on 2.4GHz .. */
if ((!chanctx_conf ||
chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ)) {
/* ... and it is an associated STATION, relax constraints */
if (vif->type == NL80211_IFTYPE_STATION && vif->bss_conf.assoc)
iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
smps_mode);
iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
return;
}
/* SoftAP / GO will always be primary */
if (vif->type == NL80211_IFTYPE_AP) {
if (!mvmvif->ap_ibss_active)
return;
/* the Ack / Cts kill mask must be default if AP / GO */
data->reduced_tx_power = false;
if (band != IEEE80211_BAND_2GHZ) {
iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
smps_mode);
if (chanctx_conf == data->primary)
return;
/* downgrade the current primary no matter what its type is */
data->secondary = data->primary;
data->primary = chanctx_conf;
return;
}
if (data->notif->bt_status)
smps_mode = IEEE80211_SMPS_DYNAMIC;
data->num_bss_ifaces++;
/* we are now a STA / P2P Client, and take associated ones only */
if (!vif->bss_conf.assoc)
return;
/* STA / P2P Client, try to be primary if first vif */
if (!data->primary || data->primary == chanctx_conf)
data->primary = chanctx_conf;
else if (!data->secondary)
/* if secondary is not NULL, it might be a GO */
data->secondary = chanctx_conf;
if (data->notif->bt_traffic_load >= IWL_BT_LOAD_FORCE_SISO_THRESHOLD)
if (le32_to_cpu(data->notif->bt_activity_grading) >= BT_HIGH_TRAFFIC)
smps_mode = IEEE80211_SMPS_STATIC;
else if (le32_to_cpu(data->notif->bt_activity_grading) >=
BT_LOW_TRAFFIC)
smps_mode = IEEE80211_SMPS_DYNAMIC;
IWL_DEBUG_COEX(data->mvm,
"mac %d: bt_status %d traffic_load %d smps_req %d\n",
"mac %d: bt_status %d bt_activity_grading %d smps_req %d\n",
mvmvif->id, data->notif->bt_status,
data->notif->bt_traffic_load, smps_mode);
data->notif->bt_activity_grading, smps_mode);
iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX, smps_mode);
/* don't reduce the Tx power if in loose scheme */
if (is_loose_coex())
if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT ||
mvm->cfg->bt_shared_single_ant) {
data->reduced_tx_power = false;
iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
return;
}
data->num_bss_ifaces++;
/* reduced Txpower only if there are open BT connections, so ...*/
if (!BT_MBOX_MSG(data->notif, 3, OPEN_CON_2)) {
/* reduced Txpower only if BT is on, so ...*/
if (!data->notif->bt_status) {
/* ... cancel reduced Tx power ... */
if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false))
IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
data->reduced_tx_power = false;
/* ... and there is no need to get reports on RSSI any more. */
ieee80211_disable_rssi_reports(vif);
iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
return;
}
ave_rssi = ieee80211_ave_rssi(vif);
/* try to get the avg rssi from fw */
ave_rssi = mvmvif->bf_data.ave_beacon_signal;
/* if the RSSI isn't valid, fake it is very low */
if (!ave_rssi)
......@@ -499,8 +688,7 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac,
}
/* Begin to monitor the RSSI: it may influence the reduced Tx power */
ieee80211_enable_rssi_reports(vif, BT_DISABLE_REDUCED_TXPOWER_THRESHOLD,
BT_ENABLE_REDUCED_TXPOWER_THRESHOLD);
iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, true, ave_rssi);
}
static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm)
......@@ -510,11 +698,72 @@ static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm)
.notif = &mvm->last_bt_notif,
.reduced_tx_power = true,
};
struct iwl_bt_coex_ci_cmd cmd = {};
u8 ci_bw_idx;
rcu_read_lock();
ieee80211_iterate_active_interfaces_atomic(
mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
iwl_mvm_bt_notif_iterator, &data);
if (data.primary) {
struct ieee80211_chanctx_conf *chan = data.primary;
if (WARN_ON(!chan->def.chan)) {
rcu_read_unlock();
return;
}
if (chan->def.width < NL80211_CHAN_WIDTH_40) {
ci_bw_idx = 0;
cmd.co_run_bw_primary = 0;
} else {
cmd.co_run_bw_primary = 1;
if (chan->def.center_freq1 >
chan->def.chan->center_freq)
ci_bw_idx = 2;
else
ci_bw_idx = 1;
}
cmd.bt_primary_ci =
iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
cmd.primary_ch_phy_id = *((u16 *)data.primary->drv_priv);
}
if (data.secondary) {
struct ieee80211_chanctx_conf *chan = data.secondary;
if (WARN_ON(!data.secondary->def.chan)) {
rcu_read_unlock();
return;
}
if (chan->def.width < NL80211_CHAN_WIDTH_40) {
ci_bw_idx = 0;
cmd.co_run_bw_secondary = 0;
} else {
cmd.co_run_bw_secondary = 1;
if (chan->def.center_freq1 >
chan->def.chan->center_freq)
ci_bw_idx = 2;
else
ci_bw_idx = 1;
}
cmd.bt_secondary_ci =
iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
cmd.secondary_ch_phy_id = *((u16 *)data.primary->drv_priv);
}
rcu_read_unlock();
/* Don't spam the fw with the same command over and over */
if (memcmp(&cmd, &mvm->last_bt_ci_cmd, sizeof(cmd))) {
if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, CMD_SYNC,
sizeof(cmd), &cmd))
IWL_ERR(mvm, "Failed to send BT_CI cmd");
memcpy(&mvm->last_bt_ci_cmd, &cmd, sizeof(cmd));
}
/*
* If there are no BSS / P2P client interfaces, reduced Tx Power is
* irrelevant since it is based on the RSSI coming from the beacon.
......@@ -536,12 +785,18 @@ int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
IWL_DEBUG_COEX(mvm, "BT Coex Notification received\n");
IWL_DEBUG_COEX(mvm, "\tBT %salive\n", notif->bt_status ? "" : "not ");
IWL_DEBUG_COEX(mvm, "\tBT status: %s\n",
notif->bt_status ? "ON" : "OFF");
IWL_DEBUG_COEX(mvm, "\tBT open conn %d\n", notif->bt_open_conn);
IWL_DEBUG_COEX(mvm, "\tBT traffic load %d\n", notif->bt_traffic_load);
IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n",
le32_to_cpu(notif->primary_ch_lut));
IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n",
le32_to_cpu(notif->secondary_ch_lut));
IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n",
le32_to_cpu(notif->bt_activity_grading));
IWL_DEBUG_COEX(mvm, "\tBT agg traffic load %d\n",
notif->bt_agg_traffic_load);
IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
/* remember this notification for future use: rssi fluctuations */
memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif));
......@@ -565,6 +820,18 @@ static void iwl_mvm_bt_rssi_iterator(void *_data, u8 *mac,
struct ieee80211_sta *sta;
struct iwl_mvm_sta *mvmsta;
struct ieee80211_chanctx_conf *chanctx_conf;
rcu_read_lock();
chanctx_conf = rcu_dereference(vif->chanctx_conf);
/* If channel context is invalid or not on 2.4GHz - don't count it */
if (!chanctx_conf ||
chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) {
rcu_read_unlock();
return;
}
rcu_read_unlock();
if (vif->type != NL80211_IFTYPE_STATION ||
mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT)
return;
......@@ -594,15 +861,15 @@ void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
};
int ret;
mutex_lock(&mvm->mutex);
lockdep_assert_held(&mvm->mutex);
/* Rssi update while not associated ?! */
if (WARN_ON_ONCE(mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT))
goto out_unlock;
return;
/* No open connection - reports should be disabled */
if (!BT_MBOX_MSG(&mvm->last_bt_notif, 3, OPEN_CON_2))
goto out_unlock;
/* No BT - reports should be disabled */
if (!mvm->last_bt_notif.bt_status)
return;
IWL_DEBUG_COEX(mvm, "RSSI for %pM is now %s\n", vif->bss_conf.bssid,
rssi_event == RSSI_EVENT_HIGH ? "HIGH" : "LOW");
......@@ -611,7 +878,8 @@ void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
* Check if rssi is good enough for reduced Tx power, but not in loose
* scheme.
*/
if (rssi_event == RSSI_EVENT_LOW || is_loose_coex())
if (rssi_event == RSSI_EVENT_LOW || mvm->cfg->bt_shared_single_ant ||
iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT)
ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
false);
else
......@@ -633,12 +901,52 @@ void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (iwl_mvm_bt_udpate_ctrl_kill_msk(mvm, data.reduced_tx_power))
IWL_ERR(mvm, "Failed to update the ctrl_kill_msk\n");
}
#define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000)
#define LINK_QUAL_AGG_TIME_LIMIT_BT_ACT (1200)
out_unlock:
mutex_unlock(&mvm->mutex);
u16 iwl_mvm_bt_coex_agg_time_limit(struct iwl_mvm *mvm,
struct ieee80211_sta *sta)
{
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
enum iwl_bt_coex_lut_type lut_type;
if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
BT_LOW_TRAFFIC)
return LINK_QUAL_AGG_TIME_LIMIT_DEF;
lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
if (lut_type == BT_COEX_LOOSE_LUT)
return LINK_QUAL_AGG_TIME_LIMIT_DEF;
/* tight coex, high bt traffic, reduce AGG time limit */
return LINK_QUAL_AGG_TIME_LIMIT_BT_ACT;
}
bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
struct ieee80211_sta *sta)
{
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
BT_HIGH_TRAFFIC)
return true;
/*
* In Tight, BT can't Rx while we Tx, so use both antennas since BT is
* already killed.
* In Loose, BT can Rx while we Tx, so forbid MIMO to let BT Rx while we
* Tx.
*/
return iwl_get_coex_type(mvm, mvmsta->vif) == BT_COEX_TIGHT_LUT;
}
void iwl_mvm_bt_coex_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm)
{
if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWBT_COEX))
return;
iwl_mvm_bt_coex_notif_handle(mvm);
}
drivers/net/wireless/iwlwifi/mvm/constants.h
View file @ 444474dd
......@@ -70,7 +70,9 @@
#define IWL_MVM_UAPSD_RX_DATA_TIMEOUT (50 * USEC_PER_MSEC)
#define IWL_MVM_UAPSD_TX_DATA_TIMEOUT (50 * USEC_PER_MSEC)
#define IWL_MVM_PS_HEAVY_TX_THLD_PACKETS 20
#define IWL_MVM_PS_HEAVY_RX_THLD_PACKETS 20
#define IWL_MVM_PS_HEAVY_RX_THLD_PACKETS 8
#define IWL_MVM_PS_SNOOZE_HEAVY_TX_THLD_PACKETS 30
#define IWL_MVM_PS_SNOOZE_HEAVY_RX_THLD_PACKETS 20
#define IWL_MVM_PS_HEAVY_TX_THLD_PERCENT 50
#define IWL_MVM_PS_HEAVY_RX_THLD_PERCENT 50
#define IWL_MVM_PS_SNOOZE_INTERVAL 25
......
drivers/net/wireless/iwlwifi/mvm/d3.c
View file @ 444474dd
......@@ -67,6 +67,7 @@
#include <net/cfg80211.h>
#include <net/ipv6.h>
#include <net/tcp.h>
#include <net/addrconf.h>
#include "iwl-modparams.h"
#include "fw-api.h"
#include "mvm.h"
......@@ -381,14 +382,74 @@ static int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
union {
struct iwl_proto_offload_cmd_v1 v1;
struct iwl_proto_offload_cmd_v2 v2;
struct iwl_proto_offload_cmd_v3_small v3s;
struct iwl_proto_offload_cmd_v3_large v3l;
} cmd = {};
struct iwl_host_cmd hcmd = {
.id = PROT_OFFLOAD_CONFIG_CMD,
.flags = CMD_SYNC,
.data[0] = &cmd,
.dataflags[0] = IWL_HCMD_DFL_DUP,
};
struct iwl_proto_offload_cmd_common *common;
u32 enabled = 0, size;
u32 capa_flags = mvm->fw->ucode_capa.flags;
#if IS_ENABLED(CONFIG_IPV6)
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
int i;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS) {
if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL ||
capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE) {
struct iwl_ns_config *nsc;
struct iwl_targ_addr *addrs;
int n_nsc, n_addrs;
int c;
if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL) {
nsc = cmd.v3s.ns_config;
n_nsc = IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3S;
addrs = cmd.v3s.targ_addrs;
n_addrs = IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3S;
} else {
nsc = cmd.v3l.ns_config;
n_nsc = IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3L;
addrs = cmd.v3l.targ_addrs;
n_addrs = IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3L;
}
if (mvmvif->num_target_ipv6_addrs)
enabled |= IWL_D3_PROTO_OFFLOAD_NS;
/*
* For each address we have (and that will fit) fill a target
* address struct and combine for NS offload structs with the
* solicited node addresses.
*/
for (i = 0, c = 0;
i < mvmvif->num_target_ipv6_addrs &&
i < n_addrs && c < n_nsc; i++) {
struct in6_addr solicited_addr;
int j;
addrconf_addr_solict_mult(&mvmvif->target_ipv6_addrs[i],
&solicited_addr);
for (j = 0; j < c; j++)
if (ipv6_addr_cmp(&nsc[j].dest_ipv6_addr,
&solicited_addr) == 0)
break;
if (j == c)
c++;
addrs[i].addr = mvmvif->target_ipv6_addrs[i];
addrs[i].config_num = cpu_to_le32(j);
nsc[j].dest_ipv6_addr = solicited_addr;
memcpy(nsc[j].target_mac_addr, vif->addr, ETH_ALEN);
}
if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL)
cmd.v3s.num_valid_ipv6_addrs = cpu_to_le32(i);
else
cmd.v3l.num_valid_ipv6_addrs = cpu_to_le32(i);
} else if (capa_flags & IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS) {
if (mvmvif->num_target_ipv6_addrs) {
enabled |= IWL_D3_PROTO_OFFLOAD_NS;
memcpy(cmd.v2.ndp_mac_addr, vif->addr, ETH_ALEN);
......@@ -419,7 +480,13 @@ static int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
}
#endif
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS) {
if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_SMALL) {
common = &cmd.v3s.common;
size = sizeof(cmd.v3s);
} else if (capa_flags & IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE) {
common = &cmd.v3l.common;
size = sizeof(cmd.v3l);
} else if (capa_flags & IWL_UCODE_TLV_FLAGS_D3_6_IPV6_ADDRS) {
common = &cmd.v2.common;
size = sizeof(cmd.v2);
} else {
......@@ -438,8 +505,8 @@ static int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm,
common->enabled = cpu_to_le32(enabled);
return iwl_mvm_send_cmd_pdu(mvm, PROT_OFFLOAD_CONFIG_CMD, CMD_SYNC,
size, &cmd);
hcmd.len[0] = size;
return iwl_mvm_send_cmd(mvm, &hcmd);
}
enum iwl_mvm_tcp_packet_type {
......@@ -793,6 +860,74 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
return 0;
}
static int iwl_mvm_get_last_nonqos_seq(struct iwl_mvm *mvm,
struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_nonqos_seq_query_cmd query_cmd = {
.get_set_flag = cpu_to_le32(IWL_NONQOS_SEQ_GET),
.mac_id_n_color =
cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id,
mvmvif->color)),
};
struct iwl_host_cmd cmd = {
.id = NON_QOS_TX_COUNTER_CMD,
.flags = CMD_SYNC | CMD_WANT_SKB,
};
int err;
u32 size;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) {
cmd.data[0] = &query_cmd;
cmd.len[0] = sizeof(query_cmd);
}
err = iwl_mvm_send_cmd(mvm, &cmd);
if (err)
return err;
size = le32_to_cpu(cmd.resp_pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
size -= sizeof(cmd.resp_pkt->hdr);
if (size < sizeof(__le16)) {
err = -EINVAL;
} else {
err = le16_to_cpup((__le16 *)cmd.resp_pkt->data);
/* new API returns next, not last-used seqno */
if (mvm->fw->ucode_capa.flags &
IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API)
err -= 0x10;
}
iwl_free_resp(&cmd);
return err;
}
void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_nonqos_seq_query_cmd query_cmd = {
.get_set_flag = cpu_to_le32(IWL_NONQOS_SEQ_SET),
.mac_id_n_color =
cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id,
mvmvif->color)),
.value = cpu_to_le16(mvmvif->seqno),
};
/* return if called during restart, not resume from D3 */
if (!mvmvif->seqno_valid)
return;
mvmvif->seqno_valid = false;
if (!(mvm->fw->ucode_capa.flags &
IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API))
return;
if (iwl_mvm_send_cmd_pdu(mvm, NON_QOS_TX_COUNTER_CMD, CMD_SYNC,
sizeof(query_cmd), &query_cmd))
IWL_ERR(mvm, "failed to set non-QoS seqno\n");
}
static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
struct cfg80211_wowlan *wowlan,
bool test)
......@@ -829,7 +964,6 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
};
int ret, i;
int len __maybe_unused;
u16 seq;
u8 old_aux_sta_id, old_ap_sta_id = IWL_MVM_STATION_COUNT;
if (!wowlan) {
......@@ -872,26 +1006,15 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
mvm_ap_sta = (struct iwl_mvm_sta *)ap_sta->drv_priv;
/*
* The D3 firmware still hardcodes the AP station ID for the
* BSS we're associated with as 0. Store the real STA ID here
* and assign 0. When we leave this function, we'll restore
* the original value for the resume code.
*/
old_ap_sta_id = mvm_ap_sta->sta_id;
mvm_ap_sta->sta_id = 0;
mvmvif->ap_sta_id = 0;
/* TODO: wowlan_config_cmd.wowlan_ba_teardown_tids */
wowlan_config_cmd.is_11n_connection = ap_sta->ht_cap.ht_supported;
/*
* We know the last used seqno, and the uCode expects to know that
* one, it will increment before TX.
*/
seq = mvm_ap_sta->last_seq_ctl & IEEE80211_SCTL_SEQ;
wowlan_config_cmd.non_qos_seq = cpu_to_le16(seq);
/* Query the last used seqno and set it */
ret = iwl_mvm_get_last_nonqos_seq(mvm, vif);
if (ret < 0)
goto out_noreset;
wowlan_config_cmd.non_qos_seq = cpu_to_le16(ret);
/*
* For QoS counters, we store the one to use next, so subtract 0x10
......@@ -899,7 +1022,7 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
* increment after using the value (i.e. store the next value to use).
*/
for (i = 0; i < IWL_MAX_TID_COUNT; i++) {
seq = mvm_ap_sta->tid_data[i].seq_number;
u16 seq = mvm_ap_sta->tid_data[i].seq_number;
seq -= 0x10;
wowlan_config_cmd.qos_seq[i] = cpu_to_le16(seq);
}
......@@ -944,6 +1067,16 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
iwl_trans_stop_device(mvm->trans);
/*
* The D3 firmware still hardcodes the AP station ID for the
* BSS we're associated with as 0. Store the real STA ID here
* and assign 0. When we leave this function, we'll restore
* the original value for the resume code.
*/
old_ap_sta_id = mvm_ap_sta->sta_id;
mvm_ap_sta->sta_id = 0;
mvmvif->ap_sta_id = 0;
/*
* Set the HW restart bit -- this is mostly true as we're
* going to load new firmware and reprogram that, though
......@@ -1059,6 +1192,10 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw,
if (ret)
goto out;
ret = iwl_mvm_power_update_device_mode(mvm);
if (ret)
goto out;
ret = iwl_mvm_power_update_mode(mvm, vif);
if (ret)
goto out;
......@@ -1109,16 +1246,26 @@ int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
return __iwl_mvm_suspend(hw, wowlan, false);
}
/* converted data from the different status responses */
struct iwl_wowlan_status_data {
u16 pattern_number;
u16 qos_seq_ctr[8];
u32 wakeup_reasons;
u32 wake_packet_length;
u32 wake_packet_bufsize;
const u8 *wake_packet;
};
static void iwl_mvm_report_wakeup_reasons(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct iwl_wowlan_status *status)
struct iwl_wowlan_status_data *status)
{
struct sk_buff *pkt = NULL;
struct cfg80211_wowlan_wakeup wakeup = {
.pattern_idx = -1,
};
struct cfg80211_wowlan_wakeup *wakeup_report = &wakeup;
u32 reasons = le32_to_cpu(status->wakeup_reasons);
u32 reasons = status->wakeup_reasons;
if (reasons == IWL_WOWLAN_WAKEUP_BY_NON_WIRELESS) {
wakeup_report = NULL;
......@@ -1130,7 +1277,7 @@ static void iwl_mvm_report_wakeup_reasons(struct iwl_mvm *mvm,
if (reasons & IWL_WOWLAN_WAKEUP_BY_PATTERN)
wakeup.pattern_idx =
le16_to_cpu(status->pattern_number);
status->pattern_number;
if (reasons & (IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON |
IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH))
......@@ -1158,8 +1305,8 @@ static void iwl_mvm_report_wakeup_reasons(struct iwl_mvm *mvm,
wakeup.tcp_match = true;
if (status->wake_packet_bufsize) {
int pktsize = le32_to_cpu(status->wake_packet_bufsize);
int pktlen = le32_to_cpu(status->wake_packet_length);
int pktsize = status->wake_packet_bufsize;
int pktlen = status->wake_packet_length;
const u8 *pktdata = status->wake_packet;
struct ieee80211_hdr *hdr = (void *)pktdata;
int truncated = pktlen - pktsize;
......@@ -1239,8 +1386,229 @@ static void iwl_mvm_report_wakeup_reasons(struct iwl_mvm *mvm,
kfree_skb(pkt);
}
static void iwl_mvm_aes_sc_to_seq(struct aes_sc *sc,
struct ieee80211_key_seq *seq)
{
u64 pn;
pn = le64_to_cpu(sc->pn);
seq->ccmp.pn[0] = pn >> 40;
seq->ccmp.pn[1] = pn >> 32;
seq->ccmp.pn[2] = pn >> 24;
seq->ccmp.pn[3] = pn >> 16;
seq->ccmp.pn[4] = pn >> 8;
seq->ccmp.pn[5] = pn;
}
static void iwl_mvm_tkip_sc_to_seq(struct tkip_sc *sc,
struct ieee80211_key_seq *seq)
{
seq->tkip.iv32 = le32_to_cpu(sc->iv32);
seq->tkip.iv16 = le16_to_cpu(sc->iv16);
}
static void iwl_mvm_set_aes_rx_seq(struct aes_sc *scs,
struct ieee80211_key_conf *key)
{
int tid;
BUILD_BUG_ON(IWL_NUM_RSC != IEEE80211_NUM_TIDS);
for (tid = 0; tid < IWL_NUM_RSC; tid++) {
struct ieee80211_key_seq seq = {};
iwl_mvm_aes_sc_to_seq(&scs[tid], &seq);
ieee80211_set_key_rx_seq(key, tid, &seq);
}
}
static void iwl_mvm_set_tkip_rx_seq(struct tkip_sc *scs,
struct ieee80211_key_conf *key)
{
int tid;
BUILD_BUG_ON(IWL_NUM_RSC != IEEE80211_NUM_TIDS);
for (tid = 0; tid < IWL_NUM_RSC; tid++) {
struct ieee80211_key_seq seq = {};
iwl_mvm_tkip_sc_to_seq(&scs[tid], &seq);
ieee80211_set_key_rx_seq(key, tid, &seq);
}
}
static void iwl_mvm_set_key_rx_seq(struct ieee80211_key_conf *key,
struct iwl_wowlan_status_v6 *status)
{
union iwl_all_tsc_rsc *rsc = &status->gtk.rsc.all_tsc_rsc;
switch (key->cipher) {
case WLAN_CIPHER_SUITE_CCMP:
iwl_mvm_set_aes_rx_seq(rsc->aes.multicast_rsc, key);
break;
case WLAN_CIPHER_SUITE_TKIP:
iwl_mvm_set_tkip_rx_seq(rsc->tkip.multicast_rsc, key);
break;
default:
WARN_ON(1);
}
}
struct iwl_mvm_d3_gtk_iter_data {
struct iwl_wowlan_status_v6 *status;
void *last_gtk;
u32 cipher;
bool find_phase, unhandled_cipher;
int num_keys;
};
static void iwl_mvm_d3_update_gtks(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
struct ieee80211_key_conf *key,
void *_data)
{
struct iwl_mvm_d3_gtk_iter_data *data = _data;
if (data->unhandled_cipher)
return;
switch (key->cipher) {
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
/* ignore WEP completely, nothing to do */
return;
case WLAN_CIPHER_SUITE_CCMP:
case WLAN_CIPHER_SUITE_TKIP:
/* we support these */
break;
default:
/* everything else (even CMAC for MFP) - disconnect from AP */
data->unhandled_cipher = true;
return;
}
data->num_keys++;
/*
* pairwise key - update sequence counters only;
* note that this assumes no TDLS sessions are active
*/
if (sta) {
struct ieee80211_key_seq seq = {};
union iwl_all_tsc_rsc *sc = &data->status->gtk.rsc.all_tsc_rsc;
if (data->find_phase)
return;
switch (key->cipher) {
case WLAN_CIPHER_SUITE_CCMP:
iwl_mvm_aes_sc_to_seq(&sc->aes.tsc, &seq);
iwl_mvm_set_aes_rx_seq(sc->aes.unicast_rsc, key);
break;
case WLAN_CIPHER_SUITE_TKIP:
iwl_mvm_tkip_sc_to_seq(&sc->tkip.tsc, &seq);
iwl_mvm_set_tkip_rx_seq(sc->tkip.unicast_rsc, key);
break;
}
ieee80211_set_key_tx_seq(key, &seq);
/* that's it for this key */
return;
}
if (data->find_phase) {
data->last_gtk = key;
data->cipher = key->cipher;
return;
}
if (data->status->num_of_gtk_rekeys)
ieee80211_remove_key(key);
else if (data->last_gtk == key)
iwl_mvm_set_key_rx_seq(key, data->status);
}
static bool iwl_mvm_setup_connection_keep(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct iwl_wowlan_status_v6 *status)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm_d3_gtk_iter_data gtkdata = {
.status = status,
};
if (!status || !vif->bss_conf.bssid)
return false;
/* find last GTK that we used initially, if any */
gtkdata.find_phase = true;
ieee80211_iter_keys(mvm->hw, vif,
iwl_mvm_d3_update_gtks, &gtkdata);
/* not trying to keep connections with MFP/unhandled ciphers */
if (gtkdata.unhandled_cipher)
return false;
if (!gtkdata.num_keys)
return true;
if (!gtkdata.last_gtk)
return false;
/*
* invalidate all other GTKs that might still exist and update
* the one that we used
*/
gtkdata.find_phase = false;
ieee80211_iter_keys(mvm->hw, vif,
iwl_mvm_d3_update_gtks, &gtkdata);
if (status->num_of_gtk_rekeys) {
struct ieee80211_key_conf *key;
struct {
struct ieee80211_key_conf conf;
u8 key[32];
} conf = {
.conf.cipher = gtkdata.cipher,
.conf.keyidx = status->gtk.key_index,
};
switch (gtkdata.cipher) {
case WLAN_CIPHER_SUITE_CCMP:
conf.conf.keylen = WLAN_KEY_LEN_CCMP;
memcpy(conf.conf.key, status->gtk.decrypt_key,
WLAN_KEY_LEN_CCMP);
break;
case WLAN_CIPHER_SUITE_TKIP:
conf.conf.keylen = WLAN_KEY_LEN_TKIP;
memcpy(conf.conf.key, status->gtk.decrypt_key, 16);
/* leave TX MIC key zeroed, we don't use it anyway */
memcpy(conf.conf.key +
NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY,
status->gtk.tkip_mic_key, 8);
break;
}
key = ieee80211_gtk_rekey_add(vif, &conf.conf);
if (IS_ERR(key))
return false;
iwl_mvm_set_key_rx_seq(key, status);
}
if (status->num_of_gtk_rekeys) {
__be64 replay_ctr =
cpu_to_be64(le64_to_cpu(status->replay_ctr));
ieee80211_gtk_rekey_notify(vif, vif->bss_conf.bssid,
(void *)&replay_ctr, GFP_KERNEL);
}
mvmvif->seqno_valid = true;
/* +0x10 because the set API expects next-to-use, not last-used */
mvmvif->seqno = le16_to_cpu(status->non_qos_seq_ctr) + 0x10;
return true;
}
/* releases the MVM mutex */
static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm,
static bool iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm,
struct ieee80211_vif *vif)
{
u32 base = mvm->error_event_table;
......@@ -1253,8 +1621,12 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm,
.id = WOWLAN_GET_STATUSES,
.flags = CMD_SYNC | CMD_WANT_SKB,
};
struct iwl_wowlan_status *status;
int ret, len;
struct iwl_wowlan_status_data status;
struct iwl_wowlan_status_v6 *status_v6;
int ret, len, status_size, i;
bool keep;
struct ieee80211_sta *ap_sta;
struct iwl_mvm_sta *mvm_ap_sta;
iwl_trans_read_mem_bytes(mvm->trans, base,
&err_info, sizeof(err_info));
......@@ -1287,32 +1659,83 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm,
if (!cmd.resp_pkt)
goto out_unlock;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API)
status_size = sizeof(struct iwl_wowlan_status_v6);
else
status_size = sizeof(struct iwl_wowlan_status_v4);
len = le32_to_cpu(cmd.resp_pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
if (len - sizeof(struct iwl_cmd_header) < sizeof(*status)) {
if (len - sizeof(struct iwl_cmd_header) < status_size) {
IWL_ERR(mvm, "Invalid WoWLAN status response!\n");
goto out_free_resp;
}
status = (void *)cmd.resp_pkt->data;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_D3_CONTINUITY_API) {
status_v6 = (void *)cmd.resp_pkt->data;
status.pattern_number = le16_to_cpu(status_v6->pattern_number);
for (i = 0; i < 8; i++)
status.qos_seq_ctr[i] =
le16_to_cpu(status_v6->qos_seq_ctr[i]);
status.wakeup_reasons = le32_to_cpu(status_v6->wakeup_reasons);
status.wake_packet_length =
le32_to_cpu(status_v6->wake_packet_length);
status.wake_packet_bufsize =
le32_to_cpu(status_v6->wake_packet_bufsize);
status.wake_packet = status_v6->wake_packet;
} else {
struct iwl_wowlan_status_v4 *status_v4;
status_v6 = NULL;
status_v4 = (void *)cmd.resp_pkt->data;
status.pattern_number = le16_to_cpu(status_v4->pattern_number);
for (i = 0; i < 8; i++)
status.qos_seq_ctr[i] =
le16_to_cpu(status_v4->qos_seq_ctr[i]);
status.wakeup_reasons = le32_to_cpu(status_v4->wakeup_reasons);
status.wake_packet_length =
le32_to_cpu(status_v4->wake_packet_length);
status.wake_packet_bufsize =
le32_to_cpu(status_v4->wake_packet_bufsize);
status.wake_packet = status_v4->wake_packet;
}
if (len - sizeof(struct iwl_cmd_header) !=
sizeof(*status) +
ALIGN(le32_to_cpu(status->wake_packet_bufsize), 4)) {
status_size + ALIGN(status.wake_packet_bufsize, 4)) {
IWL_ERR(mvm, "Invalid WoWLAN status response!\n");
goto out_free_resp;
}
/* still at hard-coded place 0 for D3 image */
ap_sta = rcu_dereference_protected(
mvm->fw_id_to_mac_id[0],
lockdep_is_held(&mvm->mutex));
if (IS_ERR_OR_NULL(ap_sta))
goto out_free_resp;
mvm_ap_sta = (struct iwl_mvm_sta *)ap_sta->drv_priv;
for (i = 0; i < IWL_MAX_TID_COUNT; i++) {
u16 seq = status.qos_seq_ctr[i];
/* firmware stores last-used value, we store next value */
seq += 0x10;
mvm_ap_sta->tid_data[i].seq_number = seq;
}
/* now we have all the data we need, unlock to avoid mac80211 issues */
mutex_unlock(&mvm->mutex);
iwl_mvm_report_wakeup_reasons(mvm, vif, status);
iwl_mvm_report_wakeup_reasons(mvm, vif, &status);
keep = iwl_mvm_setup_connection_keep(mvm, vif, status_v6);
iwl_free_resp(&cmd);
return;
return keep;
out_free_resp:
iwl_free_resp(&cmd);
out_unlock:
mutex_unlock(&mvm->mutex);
return false;
}
static void iwl_mvm_read_d3_sram(struct iwl_mvm *mvm)
......@@ -1335,6 +1758,17 @@ static void iwl_mvm_read_d3_sram(struct iwl_mvm *mvm)
#endif
}
static void iwl_mvm_d3_disconnect_iter(void *data, u8 *mac,
struct ieee80211_vif *vif)
{
/* skip the one we keep connection on */
if (data == vif)
return;
if (vif->type == NL80211_IFTYPE_STATION)
ieee80211_resume_disconnect(vif);
}
static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test)
{
struct iwl_d3_iter_data resume_iter_data = {
......@@ -1343,6 +1777,7 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test)
struct ieee80211_vif *vif = NULL;
int ret;
enum iwl_d3_status d3_status;
bool keep = false;
mutex_lock(&mvm->mutex);
......@@ -1368,7 +1803,7 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test)
/* query SRAM first in case we want event logging */
iwl_mvm_read_d3_sram(mvm);
iwl_mvm_query_wakeup_reasons(mvm, vif);
keep = iwl_mvm_query_wakeup_reasons(mvm, vif);
/* has unlocked the mutex, so skip that */
goto out;
......@@ -1376,8 +1811,10 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test)
mutex_unlock(&mvm->mutex);
out:
if (!test && vif)
ieee80211_resume_disconnect(vif);
if (!test)
ieee80211_iterate_active_interfaces_rtnl(mvm->hw,
IEEE80211_IFACE_ITER_NORMAL,
iwl_mvm_d3_disconnect_iter, keep ? vif : NULL);
/* return 1 to reconfigure the device */
set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status);
......
drivers/net/wireless/iwlwifi/mvm/debugfs.c
View file @ 444474dd
......@@ -246,58 +246,56 @@ static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t iwl_dbgfs_power_down_allow_write(struct file *file,
const char __user *user_buf,
static ssize_t iwl_dbgfs_disable_power_off_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_mvm *mvm = file->private_data;
char buf[8] = {};
int allow;
if (!mvm->ucode_loaded)
return -EIO;
if (copy_from_user(buf, user_buf, sizeof(buf)))
return -EFAULT;
if (sscanf(buf, "%d", &allow) != 1)
return -EINVAL;
IWL_DEBUG_POWER(mvm, "%s device power down\n",
allow ? "allow" : "prevent");
char buf[64];
int bufsz = sizeof(buf);
int pos = 0;
/*
* TODO: Send REPLY_DEBUG_CMD (0xf0) when FW support it
*/
pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d0=%d\n",
mvm->disable_power_off);
pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off_d3=%d\n",
mvm->disable_power_off_d3);
return count;
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t iwl_dbgfs_power_down_d3_allow_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
static ssize_t iwl_dbgfs_disable_power_off_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_mvm *mvm = file->private_data;
char buf[8] = {};
int allow;
char buf[64] = {};
int ret;
int val;
if (copy_from_user(buf, user_buf, sizeof(buf)))
if (!mvm->ucode_loaded)
return -EIO;
count = min_t(size_t, count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, count))
return -EFAULT;
if (sscanf(buf, "%d", &allow) != 1)
if (!strncmp("disable_power_off_d0=", buf, 21)) {
if (sscanf(buf + 21, "%d", &val) != 1)
return -EINVAL;
mvm->disable_power_off = val;
} else if (!strncmp("disable_power_off_d3=", buf, 21)) {
if (sscanf(buf + 21, "%d", &val) != 1)
return -EINVAL;
mvm->disable_power_off_d3 = val;
} else {
return -EINVAL;
}
IWL_DEBUG_POWER(mvm, "%s device power down in d3\n",
allow ? "allow" : "prevent");
/*
* TODO: When WoWLAN FW alive notification happens, driver will send
* REPLY_DEBUG_CMD setting power_down_allow flag according to
* mvm->prevent_power_down_d3
*/
mvm->prevent_power_down_d3 = !allow;
mutex_lock(&mvm->mutex);
ret = iwl_mvm_power_update_device_mode(mvm);
mutex_unlock(&mvm->mutex);
return count;
return ret ?: count;
}
static void iwl_dbgfs_update_pm(struct iwl_mvm *mvm,
......@@ -371,7 +369,8 @@ static ssize_t iwl_dbgfs_pm_params_write(struct file *file,
int val;
int ret;
if (copy_from_user(buf, user_buf, sizeof(buf)))
count = min_t(size_t, count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, count))
return -EFAULT;
if (!strncmp("keep_alive=", buf, 11)) {
......@@ -394,7 +393,9 @@ static ssize_t iwl_dbgfs_pm_params_write(struct file *file,
if (sscanf(buf + 16, "%d", &val) != 1)
return -EINVAL;
param = MVM_DEBUGFS_PM_TX_DATA_TIMEOUT;
} else if (!strncmp("disable_power_off=", buf, 18)) {
} else if (!strncmp("disable_power_off=", buf, 18) &&
!(mvm->fw->ucode_capa.flags &
IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD)) {
if (sscanf(buf + 18, "%d", &val) != 1)
return -EINVAL;
param = MVM_DEBUGFS_PM_DISABLE_POWER_OFF;
......@@ -581,15 +582,21 @@ static ssize_t iwl_dbgfs_bt_notif_read(struct file *file, char __user *user_buf,
BT_MBOX_PRINT(3, UPDATE_REQUEST, true);
pos += scnprintf(buf+pos, bufsz-pos, "bt_status = %d\n",
notif->bt_status);
notif->bt_status);
pos += scnprintf(buf+pos, bufsz-pos, "bt_open_conn = %d\n",
notif->bt_open_conn);
notif->bt_open_conn);
pos += scnprintf(buf+pos, bufsz-pos, "bt_traffic_load = %d\n",
notif->bt_traffic_load);
notif->bt_traffic_load);
pos += scnprintf(buf+pos, bufsz-pos, "bt_agg_traffic_load = %d\n",
notif->bt_agg_traffic_load);
notif->bt_agg_traffic_load);
pos += scnprintf(buf+pos, bufsz-pos, "bt_ci_compliance = %d\n",
notif->bt_ci_compliance);
notif->bt_ci_compliance);
pos += scnprintf(buf+pos, bufsz-pos, "primary_ch_lut = %d\n",
le32_to_cpu(notif->primary_ch_lut));
pos += scnprintf(buf+pos, bufsz-pos, "secondary_ch_lut = %d\n",
le32_to_cpu(notif->secondary_ch_lut));
pos += scnprintf(buf+pos, bufsz-pos, "bt_activity_grading = %d\n",
le32_to_cpu(notif->bt_activity_grading));
mutex_unlock(&mvm->mutex);
......@@ -600,6 +607,38 @@ static ssize_t iwl_dbgfs_bt_notif_read(struct file *file, char __user *user_buf,
}
#undef BT_MBOX_PRINT
static ssize_t iwl_dbgfs_bt_cmd_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_mvm *mvm = file->private_data;
struct iwl_bt_coex_ci_cmd *cmd = &mvm->last_bt_ci_cmd;
char buf[256];
int bufsz = sizeof(buf);
int pos = 0;
mutex_lock(&mvm->mutex);
pos += scnprintf(buf+pos, bufsz-pos, "Channel inhibition CMD\n");
pos += scnprintf(buf+pos, bufsz-pos,
"\tPrimary Channel Bitmap 0x%016llx Fat: %d\n",
le64_to_cpu(cmd->bt_primary_ci),
!!cmd->co_run_bw_primary);
pos += scnprintf(buf+pos, bufsz-pos,
"\tSecondary Channel Bitmap 0x%016llx Fat: %d\n",
le64_to_cpu(cmd->bt_secondary_ci),
!!cmd->co_run_bw_secondary);
pos += scnprintf(buf+pos, bufsz-pos, "BT Configuration CMD\n");
pos += scnprintf(buf+pos, bufsz-pos, "\tACK Kill Mask 0x%08x\n",
iwl_bt_ack_kill_msk[mvm->bt_kill_msk]);
pos += scnprintf(buf+pos, bufsz-pos, "\tCTS Kill Mask 0x%08x\n",
iwl_bt_cts_kill_msk[mvm->bt_kill_msk]);
mutex_unlock(&mvm->mutex);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
#define PRINT_STATS_LE32(_str, _val) \
pos += scnprintf(buf + pos, bufsz - pos, \
fmt_table, _str, \
......@@ -615,9 +654,11 @@ static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
int pos = 0;
char *buf;
int ret;
int bufsz = sizeof(struct mvm_statistics_rx_phy) * 20 +
sizeof(struct mvm_statistics_rx_non_phy) * 10 +
sizeof(struct mvm_statistics_rx_ht_phy) * 10 + 200;
/* 43 is the size of each data line, 33 is the size of each header */
size_t bufsz =
((sizeof(struct mvm_statistics_rx) / sizeof(__le32)) * 43) +
(4 * 33) + 1;
struct mvm_statistics_rx_phy *ofdm;
struct mvm_statistics_rx_phy *cck;
struct mvm_statistics_rx_non_phy *general;
......@@ -712,6 +753,7 @@ static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
PRINT_STATS_LE32("beacon_energy_b", general->beacon_energy_b);
PRINT_STATS_LE32("beacon_energy_c", general->beacon_energy_c);
PRINT_STATS_LE32("num_bt_kills", general->num_bt_kills);
PRINT_STATS_LE32("mac_id", general->mac_id);
PRINT_STATS_LE32("directed_data_mpdu", general->directed_data_mpdu);
pos += scnprintf(buf + pos, bufsz - pos, fmt_header,
......@@ -757,6 +799,59 @@ static ssize_t iwl_dbgfs_fw_restart_write(struct file *file,
return count;
}
static ssize_t
iwl_dbgfs_scan_ant_rxchain_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_mvm *mvm = file->private_data;
int pos = 0;
char buf[32];
const size_t bufsz = sizeof(buf);
/* print which antennas were set for the scan command by the user */
pos += scnprintf(buf + pos, bufsz - pos, "Antennas for scan: ");
if (mvm->scan_rx_ant & ANT_A)
pos += scnprintf(buf + pos, bufsz - pos, "A");
if (mvm->scan_rx_ant & ANT_B)
pos += scnprintf(buf + pos, bufsz - pos, "B");
if (mvm->scan_rx_ant & ANT_C)
pos += scnprintf(buf + pos, bufsz - pos, "C");
pos += scnprintf(buf + pos, bufsz - pos, " (%hhx)\n", mvm->scan_rx_ant);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
iwl_dbgfs_scan_ant_rxchain_write(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct iwl_mvm *mvm = file->private_data;
char buf[8];
int buf_size;
u8 scan_rx_ant;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
/* get the argument from the user and check if it is valid */
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%hhx", &scan_rx_ant) != 1)
return -EINVAL;
if (scan_rx_ant > ANT_ABC)
return -EINVAL;
if (scan_rx_ant & ~iwl_fw_valid_rx_ant(mvm->fw))
return -EINVAL;
/* change the rx antennas for scan command */
mvm->scan_rx_ant = scan_rx_ant;
return count;
}
static void iwl_dbgfs_update_bf(struct ieee80211_vif *vif,
enum iwl_dbgfs_bf_mask param, int value)
{
......@@ -968,7 +1063,8 @@ static ssize_t iwl_dbgfs_d3_sram_write(struct file *file,
char buf[8] = {};
int store;
if (copy_from_user(buf, user_buf, sizeof(buf)))
count = min_t(size_t, count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, count))
return -EFAULT;
if (sscanf(buf, "%d", &store) != 1)
......@@ -1063,10 +1159,12 @@ MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(sram);
MVM_DEBUGFS_READ_FILE_OPS(stations);
MVM_DEBUGFS_READ_FILE_OPS(bt_notif);
MVM_DEBUGFS_WRITE_FILE_OPS(power_down_allow);
MVM_DEBUGFS_WRITE_FILE_OPS(power_down_d3_allow);
MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off);
MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain);
#ifdef CONFIG_PM_SLEEP
MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram);
#endif
......@@ -1087,10 +1185,14 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
MVM_DEBUGFS_ADD_FILE(sram, mvm->debugfs_dir, S_IWUSR | S_IRUSR);
MVM_DEBUGFS_ADD_FILE(stations, dbgfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(bt_notif, dbgfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(power_down_allow, mvm->debugfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE(power_down_d3_allow, mvm->debugfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, S_IRUSR);
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD)
MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir,
S_IRUSR | S_IWUSR);
MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir,
S_IWUSR | S_IRUSR);
#ifdef CONFIG_PM_SLEEP
MVM_DEBUGFS_ADD_FILE(d3_sram, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, S_IRUSR);
......
drivers/net/wireless/iwlwifi/mvm/fw-api-bt-coex.h
View file @ 444474dd
......@@ -82,6 +82,8 @@
* @BT_USE_DEFAULTS:
* @BT_SYNC_2_BT_DISABLE:
* @BT_COEX_CORUNNING_TBL_EN:
*
* The COEX_MODE must be set for each command. Even if it is not changed.
*/
enum iwl_bt_coex_flags {
BT_CH_PRIMARY_EN = BIT(0),
......@@ -95,14 +97,16 @@ enum iwl_bt_coex_flags {
BT_COEX_NW = 0x3 << BT_COEX_MODE_POS,
BT_USE_DEFAULTS = BIT(6),
BT_SYNC_2_BT_DISABLE = BIT(7),
/*
* For future use - when the flags will be enlarged
* BT_COEX_CORUNNING_TBL_EN = BIT(8),
*/
BT_COEX_CORUNNING_TBL_EN = BIT(8),
BT_COEX_MPLUT_TBL_EN = BIT(9),
/* Bit 10 is reserved */
BT_COEX_WF_PRIO_BOOST_CHECK_EN = BIT(11),
};
/*
* indicates what has changed in the BT_COEX command.
* BT_VALID_ENABLE must be set for each command. Commands without this bit will
* discarded by the firmware
*/
enum iwl_bt_coex_valid_bit_msk {
BT_VALID_ENABLE = BIT(0),
......@@ -121,11 +125,8 @@ enum iwl_bt_coex_valid_bit_msk {
BT_VALID_CORUN_LUT_40 = BIT(13),
BT_VALID_ANT_ISOLATION = BIT(14),
BT_VALID_ANT_ISOLATION_THRS = BIT(15),
/*
* For future use - when the valid flags will be enlarged
* BT_VALID_TXTX_DELTA_FREQ_THRS = BIT(16),
* BT_VALID_TXRX_MAX_FREQ_0 = BIT(17),
*/
BT_VALID_TXTX_DELTA_FREQ_THRS = BIT(16),
BT_VALID_TXRX_MAX_FREQ_0 = BIT(17),
};
/**
......@@ -142,48 +143,88 @@ enum iwl_bt_reduced_tx_power {
BT_REDUCED_TX_POWER_DATA = BIT(1),
};
enum iwl_bt_coex_lut_type {
BT_COEX_TIGHT_LUT = 0,
BT_COEX_LOOSE_LUT,
BT_COEX_TX_DIS_LUT,
BT_COEX_MAX_LUT,
};
#define BT_COEX_LUT_SIZE (12)
#define BT_COEX_CORUN_LUT_SIZE (32)
#define BT_COEX_MULTI_PRIO_LUT_SIZE (2)
#define BT_COEX_BOOST_SIZE (4)
#define BT_REDUCED_TX_POWER_BIT BIT(7)
/**
* struct iwl_bt_coex_cmd - bt coex configuration command
* @flags:&enum iwl_bt_coex_flags
* @lead_time:
* @max_kill:
* @bt3_time_t7_value:
* @kill_ack_msk:
* @kill_cts_msk:
* @bt3_prio_sample_time:
* @bt3_timer_t2_value:
* @bt4_reaction_time:
* @decision_lut[12]:
* @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power
* @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
* @bt_prio_boost: values for PTA boost register
* @bt4_antenna_isolation:
* @bt4_antenna_isolation_thr:
* @bt4_tx_tx_delta_freq_thr:
* @bt4_tx_rx_max_freq0:
* @bt_prio_boost:
* @wifi_tx_prio_boost: SW boost of wifi tx priority
* @wifi_rx_prio_boost: SW boost of wifi rx priority
* @kill_ack_msk:
* @kill_cts_msk:
* @decision_lut:
* @bt4_multiprio_lut:
* @bt4_corun_lut20:
* @bt4_corun_lut40:
* @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
*
* The structure is used for the BT_COEX command.
*/
struct iwl_bt_coex_cmd {
u8 flags;
u8 lead_time;
__le32 flags;
u8 max_kill;
u8 bt3_time_t7_value;
u8 bt_reduced_tx_power;
u8 reserved[2];
u8 bt4_antenna_isolation;
u8 bt4_antenna_isolation_thr;
u8 bt4_tx_tx_delta_freq_thr;
u8 bt4_tx_rx_max_freq0;
__le32 bt_prio_boost[BT_COEX_BOOST_SIZE];
__le32 wifi_tx_prio_boost;
__le32 wifi_rx_prio_boost;
__le32 kill_ack_msk;
__le32 kill_cts_msk;
u8 bt3_prio_sample_time;
u8 bt3_timer_t2_value;
__le16 bt4_reaction_time;
__le32 decision_lut[BT_COEX_LUT_SIZE];
u8 bt_reduced_tx_power;
u8 reserved;
__le16 valid_bit_msk;
__le32 bt_prio_boost;
u8 reserved2;
u8 wifi_tx_prio_boost;
__le16 wifi_rx_prio_boost;
__le32 decision_lut[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE];
__le32 bt4_multiprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE];
__le32 bt4_corun_lut20[BT_COEX_CORUN_LUT_SIZE];
__le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE];
__le32 valid_bit_msk;
} __packed; /* BT_COEX_CMD_API_S_VER_3 */
/**
* struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
* @bt_primary_ci:
* @bt_secondary_ci:
* @co_run_bw_primary:
* @co_run_bw_secondary:
* @primary_ch_phy_id:
* @secondary_ch_phy_id:
*
* Used for BT_COEX_CI command
*/
struct iwl_bt_coex_ci_cmd {
__le64 bt_primary_ci;
__le64 bt_secondary_ci;
u8 co_run_bw_primary;
u8 co_run_bw_secondary;
u8 primary_ch_phy_id;
u8 secondary_ch_phy_id;
} __packed; /* BT_CI_MSG_API_S_VER_1 */
#define BT_MBOX(n_dw, _msg, _pos, _nbits) \
BT_MBOX##n_dw##_##_msg##_POS = (_pos), \
BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
......@@ -244,23 +285,39 @@ enum iwl_bt_mxbox_dw3 {
((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
>> BT_MBOX##_num##_##_field##_POS)
enum iwl_bt_activity_grading {
BT_OFF = 0,
BT_ON_NO_CONNECTION = 1,
BT_LOW_TRAFFIC = 2,
BT_HIGH_TRAFFIC = 3,
};
/**
* struct iwl_bt_coex_profile_notif - notification about BT coex
* @mbox_msg: message from BT to WiFi
* @:bt_status: 0 - off, 1 - on
* @:bt_open_conn: number of BT connections open
* @:bt_traffic_load: load of BT traffic
* @:bt_agg_traffic_load: aggregated load of BT traffic
* @:bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
* @msg_idx: the index of the message
* @bt_status: 0 - off, 1 - on
* @bt_open_conn: number of BT connections open
* @bt_traffic_load: load of BT traffic
* @bt_agg_traffic_load: aggregated load of BT traffic
* @bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
* @primary_ch_lut: LUT used for primary channel
* @secondary_ch_lut: LUT used for secondary channel
* @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading
*/
struct iwl_bt_coex_profile_notif {
__le32 mbox_msg[4];
__le32 msg_idx;
u8 bt_status;
u8 bt_open_conn;
u8 bt_traffic_load;
u8 bt_agg_traffic_load;
u8 bt_ci_compliance;
u8 reserved[3];
__le32 primary_ch_lut;
__le32 secondary_ch_lut;
__le32 bt_activity_grading;
} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */
enum iwl_bt_coex_prio_table_event {
......@@ -300,20 +357,4 @@ struct iwl_bt_coex_prio_tbl_cmd {
u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX];
} __packed;
enum iwl_bt_coex_env_action {
BT_COEX_ENV_CLOSE = 0,
BT_COEX_ENV_OPEN = 1,
}; /* BT_COEX_PROT_ENV_ACTION_API_E_VER_1 */
/**
* struct iwl_bt_coex_prot_env_cmd - BT Protection Envelope
* @action: enum %iwl_bt_coex_env_action
* @type: enum %iwl_bt_coex_prio_table_event
*/
struct iwl_bt_coex_prot_env_cmd {
u8 action; /* 0 = closed, 1 = open */
u8 type; /* 0 .. 15 */
u8 reserved[2];
} __packed;
#endif /* __fw_api_bt_coex_h__ */
drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h
View file @ 444474dd
......@@ -100,7 +100,12 @@ enum iwl_proto_offloads {
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V1 2
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V2 6
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX 6
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3L 12
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3S 4
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX 12
#define IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3L 4
#define IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3S 2
/**
* struct iwl_proto_offload_cmd_common - ARP/NS offload common part
......@@ -155,6 +160,43 @@ struct iwl_proto_offload_cmd_v2 {
u8 reserved2[3];
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_2 */
struct iwl_ns_config {
struct in6_addr source_ipv6_addr;
struct in6_addr dest_ipv6_addr;
u8 target_mac_addr[ETH_ALEN];
__le16 reserved;
} __packed; /* NS_OFFLOAD_CONFIG */
struct iwl_targ_addr {
struct in6_addr addr;
__le32 config_num;
} __packed; /* TARGET_IPV6_ADDRESS */
/**
* struct iwl_proto_offload_cmd_v3_small - ARP/NS offload configuration
* @common: common/IPv4 configuration
* @target_ipv6_addr: target IPv6 addresses
* @ns_config: NS offload configurations
*/
struct iwl_proto_offload_cmd_v3_small {
struct iwl_proto_offload_cmd_common common;
__le32 num_valid_ipv6_addrs;
struct iwl_targ_addr targ_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3S];
struct iwl_ns_config ns_config[IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3S];
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_3 */
/**
* struct iwl_proto_offload_cmd_v3_large - ARP/NS offload configuration
* @common: common/IPv4 configuration
* @target_ipv6_addr: target IPv6 addresses
* @ns_config: NS offload configurations
*/
struct iwl_proto_offload_cmd_v3_large {
struct iwl_proto_offload_cmd_common common;
__le32 num_valid_ipv6_addrs;
struct iwl_targ_addr targ_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3L];
struct iwl_ns_config ns_config[IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3L];
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_3 */
/*
* WOWLAN_PATTERNS
......@@ -293,7 +335,7 @@ enum iwl_wowlan_wakeup_reason {
IWL_WOWLAN_WAKEUP_BY_REM_WAKE_WAKEUP_PACKET = BIT(12),
}; /* WOWLAN_WAKE_UP_REASON_API_E_VER_2 */
struct iwl_wowlan_status {
struct iwl_wowlan_status_v4 {
__le64 replay_ctr;
__le16 pattern_number;
__le16 non_qos_seq_ctr;
......@@ -308,6 +350,29 @@ struct iwl_wowlan_status {
u8 wake_packet[]; /* can be truncated from _length to _bufsize */
} __packed; /* WOWLAN_STATUSES_API_S_VER_4 */
struct iwl_wowlan_gtk_status {
u8 key_index;
u8 reserved[3];
u8 decrypt_key[16];
u8 tkip_mic_key[8];
struct iwl_wowlan_rsc_tsc_params_cmd rsc;
} __packed;
struct iwl_wowlan_status_v6 {
struct iwl_wowlan_gtk_status gtk;
__le64 replay_ctr;
__le16 pattern_number;
__le16 non_qos_seq_ctr;
__le16 qos_seq_ctr[8];
__le32 wakeup_reasons;
__le32 num_of_gtk_rekeys;
__le32 transmitted_ndps;
__le32 received_beacons;
__le32 wake_packet_length;
__le32 wake_packet_bufsize;
u8 wake_packet[]; /* can be truncated from _length to _bufsize */
} __packed; /* WOWLAN_STATUSES_API_S_VER_6 */
#define IWL_WOWLAN_TCP_MAX_PACKET_LEN 64
#define IWL_WOWLAN_REMOTE_WAKE_MAX_PACKET_LEN 128
#define IWL_WOWLAN_REMOTE_WAKE_MAX_TOKENS 2048
......
drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h
View file @ 444474dd
......@@ -170,12 +170,14 @@ struct iwl_mac_data_ap {
* @beacon_tsf: beacon transmit time in TSF
* @bi: beacon interval in TU
* @bi_reciprocal: 2^32 / bi
* @beacon_template: beacon template ID
*/
struct iwl_mac_data_ibss {
__le32 beacon_time;
__le64 beacon_tsf;
__le32 bi;
__le32 bi_reciprocal;
__le32 beacon_template;
} __packed; /* IBSS_MAC_DATA_API_S_VER_1 */
/**
......@@ -372,4 +374,13 @@ static inline u32 iwl_mvm_reciprocal(u32 v)
return 0xFFFFFFFF / v;
}
#define IWL_NONQOS_SEQ_GET 0x1
#define IWL_NONQOS_SEQ_SET 0x2
struct iwl_nonqos_seq_query_cmd {
__le32 get_set_flag;
__le32 mac_id_n_color;
__le16 value;
__le16 reserved;
} __packed; /* NON_QOS_TX_COUNTER_GET_SET_API_S_VER_1 */
#endif /* __fw_api_mac_h__ */
drivers/net/wireless/iwlwifi/mvm/fw-api-power.h
View file @ 444474dd
......@@ -131,6 +131,33 @@ struct iwl_powertable_cmd {
__le32 lprx_rssi_threshold;
} __packed;
/**
* enum iwl_device_power_flags - masks for device power command flags
* @DEVIC_POWER_FLAGS_POWER_SAVE_ENA_MSK: '1' Allow to save power by turning off
* receiver and transmitter. '0' - does not allow. This flag should be
* always set to '1' unless one need to disable actual power down for debug
* purposes.
* @DEVICE_POWER_FLAGS_CAM_MSK: '1' CAM (Continuous Active Mode) is set, meaning
* that power management is disabled. '0' Power management is enabled, one
* of power schemes is applied.
*/
enum iwl_device_power_flags {
DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK = BIT(0),
DEVICE_POWER_FLAGS_CAM_MSK = BIT(13),
};
/**
* struct iwl_device_power_cmd - device wide power command.
* DEVICE_POWER_CMD = 0x77 (command, has simple generic response)
*
* @flags: Power table command flags from DEVICE_POWER_FLAGS_*
*/
struct iwl_device_power_cmd {
/* PM_POWER_TABLE_CMD_API_S_VER_6 */
__le16 flags;
__le16 reserved;
} __packed;
/**
* struct iwl_mac_power_cmd - New power command containing uAPSD support
* MAC_PM_POWER_TABLE = 0xA9 (command, has simple generic response)
......@@ -290,7 +317,7 @@ struct iwl_beacon_filter_cmd {
#define IWL_BF_ESCAPE_TIMER_MIN 0
#define IWL_BA_ESCAPE_TIMER_DEFAULT 6
#define IWL_BA_ESCAPE_TIMER_D3 6
#define IWL_BA_ESCAPE_TIMER_D3 9
#define IWL_BA_ESCAPE_TIMER_MAX 1024
#define IWL_BA_ESCAPE_TIMER_MIN 0
......
drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h
View file @ 444474dd
......@@ -68,6 +68,7 @@
/*
* These serve as indexes into
* struct iwl_rate_info fw_rate_idx_to_plcp[IWL_RATE_COUNT];
* TODO: avoid overlap between legacy and HT rates
*/
enum {
IWL_RATE_1M_INDEX = 0,
......@@ -78,18 +79,31 @@ enum {
IWL_LAST_CCK_RATE = IWL_RATE_11M_INDEX,
IWL_RATE_6M_INDEX,
IWL_FIRST_OFDM_RATE = IWL_RATE_6M_INDEX,
IWL_RATE_MCS_0_INDEX = IWL_RATE_6M_INDEX,
IWL_FIRST_HT_RATE = IWL_RATE_MCS_0_INDEX,
IWL_FIRST_VHT_RATE = IWL_RATE_MCS_0_INDEX,
IWL_RATE_9M_INDEX,
IWL_RATE_12M_INDEX,
IWL_RATE_MCS_1_INDEX = IWL_RATE_12M_INDEX,
IWL_RATE_18M_INDEX,
IWL_RATE_MCS_2_INDEX = IWL_RATE_18M_INDEX,
IWL_RATE_24M_INDEX,
IWL_RATE_MCS_3_INDEX = IWL_RATE_24M_INDEX,
IWL_RATE_36M_INDEX,
IWL_RATE_MCS_4_INDEX = IWL_RATE_36M_INDEX,
IWL_RATE_48M_INDEX,
IWL_RATE_MCS_5_INDEX = IWL_RATE_48M_INDEX,
IWL_RATE_54M_INDEX,
IWL_RATE_MCS_6_INDEX = IWL_RATE_54M_INDEX,
IWL_LAST_NON_HT_RATE = IWL_RATE_54M_INDEX,
IWL_RATE_60M_INDEX,
IWL_LAST_OFDM_RATE = IWL_RATE_60M_INDEX,
IWL_RATE_MCS_7_INDEX = IWL_RATE_60M_INDEX,
IWL_LAST_HT_RATE = IWL_RATE_MCS_7_INDEX,
IWL_RATE_MCS_8_INDEX,
IWL_RATE_MCS_9_INDEX,
IWL_LAST_VHT_RATE = IWL_RATE_MCS_9_INDEX,
IWL_RATE_COUNT_LEGACY = IWL_LAST_NON_HT_RATE + 1,
IWL_RATE_COUNT,
IWL_RATE_COUNT = IWL_LAST_VHT_RATE + 1,
};
#define IWL_RATE_BIT_MSK(r) BIT(IWL_RATE_##r##M_INDEX)
......@@ -108,6 +122,7 @@ enum {
IWL_RATE_2M_PLCP = 20,
IWL_RATE_5M_PLCP = 55,
IWL_RATE_11M_PLCP = 110,
IWL_RATE_INVM_PLCP = -1,
};
/*
......@@ -164,6 +179,8 @@ enum {
* which is the duplicate 20 MHz MCS (bit 5 set, all others zero.)
*/
#define RATE_HT_MCS_RATE_CODE_MSK 0x7
#define RATE_HT_MCS_NSS_POS 3
#define RATE_HT_MCS_NSS_MSK (3 << RATE_HT_MCS_NSS_POS)
/* Bit 10: (1) Use Green Field preamble */
#define RATE_HT_MCS_GF_POS 10
......
drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
View file @ 444474dd
......@@ -356,6 +356,7 @@ struct iwl_scan_complete_notif {
/* scan offload */
#define IWL_MAX_SCAN_CHANNELS 40
#define IWL_SCAN_MAX_BLACKLIST_LEN 64
#define IWL_SCAN_SHORT_BLACKLIST_LEN 16
#define IWL_SCAN_MAX_PROFILES 11
#define SCAN_OFFLOAD_PROBE_REQ_SIZE 512
......@@ -368,6 +369,12 @@ struct iwl_scan_complete_notif {
#define IWL_FULL_SCAN_MULTIPLIER 5
#define IWL_FAST_SCHED_SCAN_ITERATIONS 3
enum scan_framework_client {
SCAN_CLIENT_SCHED_SCAN = BIT(0),
SCAN_CLIENT_NETDETECT = BIT(1),
SCAN_CLIENT_ASSET_TRACKING = BIT(2),
};
/**
* struct iwl_scan_offload_cmd - SCAN_REQUEST_FIXED_PART_API_S_VER_6
* @scan_flags: see enum iwl_scan_flags
......@@ -449,11 +456,12 @@ struct iwl_scan_offload_cfg {
* iwl_scan_offload_blacklist - SCAN_OFFLOAD_BLACKLIST_S
* @ssid: MAC address to filter out
* @reported_rssi: AP rssi reported to the host
* @client_bitmap: clients ignore this entry - enum scan_framework_client
*/
struct iwl_scan_offload_blacklist {
u8 ssid[ETH_ALEN];
u8 reported_rssi;
u8 reserved;
u8 client_bitmap;
} __packed;
enum iwl_scan_offload_network_type {
......@@ -475,6 +483,7 @@ enum iwl_scan_offload_band_selection {
* @aut_alg: authentication olgorithm to match - bitmap
* @network_type: enum iwl_scan_offload_network_type
* @band_selection: enum iwl_scan_offload_band_selection
* @client_bitmap: clients waiting for match - enum scan_framework_client
*/
struct iwl_scan_offload_profile {
u8 ssid_index;
......@@ -482,7 +491,8 @@ struct iwl_scan_offload_profile {
u8 auth_alg;
u8 network_type;
u8 band_selection;
u8 reserved[3];
u8 client_bitmap;
u8 reserved[2];
} __packed;
/**
......@@ -491,13 +501,18 @@ struct iwl_scan_offload_profile {
* @profiles: profiles to search for match
* @blacklist_len: length of blacklist
* @num_profiles: num of profiles in the list
* @match_notify: clients waiting for match found notification
* @pass_match: clients waiting for the results
* @active_clients: active clients bitmap - enum scan_framework_client
*/
struct iwl_scan_offload_profile_cfg {
struct iwl_scan_offload_blacklist blacklist[IWL_SCAN_MAX_BLACKLIST_LEN];
struct iwl_scan_offload_profile profiles[IWL_SCAN_MAX_PROFILES];
u8 blacklist_len;
u8 num_profiles;
u8 reserved[2];
u8 match_notify;
u8 pass_match;
u8 active_clients;
u8 reserved[3];
} __packed;
/**
......@@ -560,4 +575,15 @@ struct iwl_scan_offload_complete {
u8 reserved;
} __packed;
/**
* iwl_sched_scan_results - SCAN_OFFLOAD_MATCH_FOUND_NTF_API_S_VER_1
* @ssid_bitmap: SSIDs indexes found in this iteration
* @client_bitmap: clients that are active and wait for this notification
*/
struct iwl_sched_scan_results {
__le16 ssid_bitmap;
u8 client_bitmap;
u8 reserved;
};
#endif
drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h
View file @ 444474dd
......@@ -247,7 +247,7 @@ struct iwl_mvm_keyinfo {
} __packed;
/**
* struct iwl_mvm_add_sta_cmd - Add / modify a station in the fw's station table
* struct iwl_mvm_add_sta_cmd_v5 - Add/modify a station in the fw's sta table.
* ( REPLY_ADD_STA = 0x18 )
* @add_modify: 1: modify existing, 0: add new station
* @unicast_tx_key_id: unicast tx key id. Relevant only when unicast key sent
......@@ -286,7 +286,7 @@ struct iwl_mvm_keyinfo {
* ADD_STA sets up the table entry for one station, either creating a new
* entry, or modifying a pre-existing one.
*/
struct iwl_mvm_add_sta_cmd {
struct iwl_mvm_add_sta_cmd_v5 {
u8 add_modify;
u8 unicast_tx_key_id;
u8 multicast_tx_key_id;
......@@ -312,6 +312,57 @@ struct iwl_mvm_add_sta_cmd {
__le32 tfd_queue_msk;
} __packed; /* ADD_STA_CMD_API_S_VER_5 */
/**
* struct iwl_mvm_add_sta_cmd_v6 - Add / modify a station
* VER_6 of this command is quite similar to VER_5 except
* exclusion of all fields related to the security key installation.
*/
struct iwl_mvm_add_sta_cmd_v6 {
u8 add_modify;
u8 reserved1;
__le16 tid_disable_tx;
__le32 mac_id_n_color;
u8 addr[ETH_ALEN]; /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
__le16 reserved2;
u8 sta_id;
u8 modify_mask;
__le16 reserved3;
__le32 station_flags;
__le32 station_flags_msk;
u8 add_immediate_ba_tid;
u8 remove_immediate_ba_tid;
__le16 add_immediate_ba_ssn;
__le16 sleep_tx_count;
__le16 sleep_state_flags;
__le16 assoc_id;
__le16 beamform_flags;
__le32 tfd_queue_msk;
} __packed; /* ADD_STA_CMD_API_S_VER_6 */
/**
* struct iwl_mvm_add_sta_key_cmd - add/modify sta key
* ( REPLY_ADD_STA_KEY = 0x17 )
* @sta_id: index of station in uCode's station table
* @key_offset: key offset in key storage
* @key_flags: type %iwl_sta_key_flag
* @key: key material data
* @key2: key material data
* @rx_secur_seq_cnt: RX security sequence counter for the key
* @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
* @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
*/
struct iwl_mvm_add_sta_key_cmd {
u8 sta_id;
u8 key_offset;
__le16 key_flags;
u8 key[16];
u8 key2[16];
u8 rx_secur_seq_cnt[16];
u8 tkip_rx_tsc_byte2;
u8 reserved;
__le16 tkip_rx_ttak[5];
} __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_1 */
/**
* enum iwl_mvm_add_sta_rsp_status - status in the response to ADD_STA command
* @ADD_STA_SUCCESS: operation was executed successfully
......
drivers/net/wireless/iwlwifi/mvm/fw-api.h
View file @ 444474dd
......@@ -72,17 +72,17 @@
#include "fw-api-d3.h"
#include "fw-api-bt-coex.h"
/* queue and FIFO numbers by usage */
/* maximal number of Tx queues in any platform */
#define IWL_MVM_MAX_QUEUES 20
/* Tx queue numbers */
enum {
IWL_MVM_OFFCHANNEL_QUEUE = 8,
IWL_MVM_CMD_QUEUE = 9,
IWL_MVM_AUX_QUEUE = 15,
IWL_MVM_FIRST_AGG_QUEUE = 16,
IWL_MVM_NUM_QUEUES = 20,
IWL_MVM_LAST_AGG_QUEUE = IWL_MVM_NUM_QUEUES - 1,
IWL_MVM_CMD_FIFO = 7
};
#define IWL_MVM_CMD_FIFO 7
#define IWL_MVM_STATION_COUNT 16
/* commands */
......@@ -97,6 +97,7 @@ enum {
DBG_CFG = 0x9,
/* station table */
ADD_STA_KEY = 0x17,
ADD_STA = 0x18,
REMOVE_STA = 0x19,
......@@ -114,6 +115,7 @@ enum {
TIME_EVENT_NOTIFICATION = 0x2a,
BINDING_CONTEXT_CMD = 0x2b,
TIME_QUOTA_CMD = 0x2c,
NON_QOS_TX_COUNTER_CMD = 0x2d,
LQ_CMD = 0x4e,
......@@ -130,6 +132,7 @@ enum {
SCAN_OFFLOAD_COMPLETE = 0x6D,
SCAN_OFFLOAD_UPDATE_PROFILES_CMD = 0x6E,
SCAN_OFFLOAD_CONFIG_CMD = 0x6f,
MATCH_FOUND_NOTIFICATION = 0xd9,
/* Phy */
PHY_CONFIGURATION_CMD = 0x6a,
......@@ -178,6 +181,7 @@ enum {
BT_COEX_PRIO_TABLE = 0xcc,
BT_COEX_PROT_ENV = 0xcd,
BT_PROFILE_NOTIFICATION = 0xce,
BT_COEX_CI = 0x5d,
REPLY_BEACON_FILTERING_CMD = 0xd2,
......
drivers/net/wireless/iwlwifi/mvm/fw.c
View file @ 444474dd
......@@ -199,7 +199,7 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
*/
for (i = 0; i < IWL_MAX_HW_QUEUES; i++) {
if (i < IWL_MVM_FIRST_AGG_QUEUE && i != IWL_MVM_CMD_QUEUE)
if (i < mvm->first_agg_queue && i != IWL_MVM_CMD_QUEUE)
mvm->queue_to_mac80211[i] = i;
else
mvm->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE;
......@@ -243,7 +243,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
lockdep_assert_held(&mvm->mutex);
if (mvm->init_ucode_run)
if (mvm->init_ucode_complete)
return 0;
iwl_init_notification_wait(&mvm->notif_wait,
......@@ -264,6 +264,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
if (ret)
goto error;
/* Read the NVM only at driver load time, no need to do this twice */
if (read_nvm) {
/* Read nvm */
ret = iwl_nvm_init(mvm);
......@@ -273,6 +274,10 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
}
}
/* In case we read the NVM from external file, load it to the NIC */
if (iwlwifi_mod_params.nvm_file)
iwl_mvm_load_nvm_to_nic(mvm);
ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans);
WARN_ON(ret);
......@@ -310,7 +315,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
MVM_UCODE_CALIB_TIMEOUT);
if (!ret)
mvm->init_ucode_run = true;
mvm->init_ucode_complete = true;
goto out;
error:
......@@ -353,8 +358,12 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
if (ret)
return ret;
/* If we were in RFKILL during module loading, load init ucode now */
if (!mvm->init_ucode_run) {
/*
* If we haven't completed the run of the init ucode during
* module loading, load init ucode now
* (for example, if we were in RFKILL)
*/
if (!mvm->init_ucode_complete) {
ret = iwl_run_init_mvm_ucode(mvm, false);
if (ret && !iwlmvm_mod_params.init_dbg) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
......@@ -424,6 +433,10 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
goto error;
}
ret = iwl_mvm_power_update_device_mode(mvm);
if (ret)
goto error;
IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
return 0;
error:
......
drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
View file @ 444474dd
......@@ -80,7 +80,7 @@ struct iwl_mvm_mac_iface_iterator_data {
struct ieee80211_vif *vif;
unsigned long available_mac_ids[BITS_TO_LONGS(NUM_MAC_INDEX_DRIVER)];
unsigned long available_tsf_ids[BITS_TO_LONGS(NUM_TSF_IDS)];
unsigned long used_hw_queues[BITS_TO_LONGS(IWL_MVM_FIRST_AGG_QUEUE)];
unsigned long used_hw_queues[BITS_TO_LONGS(IWL_MVM_MAX_QUEUES)];
enum iwl_tsf_id preferred_tsf;
bool found_vif;
};
......@@ -218,7 +218,7 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
.preferred_tsf = NUM_TSF_IDS,
.used_hw_queues = {
BIT(IWL_MVM_OFFCHANNEL_QUEUE) |
BIT(IWL_MVM_AUX_QUEUE) |
BIT(mvm->aux_queue) |
BIT(IWL_MVM_CMD_QUEUE)
},
.found_vif = false,
......@@ -242,9 +242,17 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
* that we should share it with another interface.
*/
/* Currently, MAC ID 0 should be used only for the managed vif */
if (vif->type != NL80211_IFTYPE_STATION || vif->p2p)
/* Currently, MAC ID 0 should be used only for the managed/IBSS vif */
switch (vif->type) {
case NL80211_IFTYPE_ADHOC:
break;
case NL80211_IFTYPE_STATION:
if (!vif->p2p)
break;
/* fall through */
default:
__clear_bit(0, data.available_mac_ids);
}
ieee80211_iterate_active_interfaces_atomic(
mvm->hw, IEEE80211_IFACE_ITER_RESUME_ALL,
......@@ -302,9 +310,9 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
/* Find available queues, and allocate them to the ACs */
for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
u8 queue = find_first_zero_bit(data.used_hw_queues,
IWL_MVM_FIRST_AGG_QUEUE);
mvm->first_agg_queue);
if (queue >= IWL_MVM_FIRST_AGG_QUEUE) {
if (queue >= mvm->first_agg_queue) {
IWL_ERR(mvm, "Failed to allocate queue\n");
ret = -EIO;
goto exit_fail;
......@@ -317,9 +325,9 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
/* Allocate the CAB queue for softAP and GO interfaces */
if (vif->type == NL80211_IFTYPE_AP) {
u8 queue = find_first_zero_bit(data.used_hw_queues,
IWL_MVM_FIRST_AGG_QUEUE);
mvm->first_agg_queue);
if (queue >= IWL_MVM_FIRST_AGG_QUEUE) {
if (queue >= mvm->first_agg_queue) {
IWL_ERR(mvm, "Failed to allocate cab queue\n");
ret = -EIO;
goto exit_fail;
......@@ -559,8 +567,12 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm,
cmd->qos_flags |= cpu_to_le32(MAC_QOS_FLG_UPDATE_EDCA);
/* Don't use cts to self as the fw doesn't support it currently. */
if (vif->bss_conf.use_cts_prot)
if (vif->bss_conf.use_cts_prot) {
cmd->protection_flags |= cpu_to_le32(MAC_PROT_FLG_TGG_PROTECT);
if (IWL_UCODE_API(mvm->fw->ucode_ver) >= 8)
cmd->protection_flags |=
cpu_to_le32(MAC_PROT_FLG_SELF_CTS_EN);
}
/*
* I think that we should enable these 2 flags regardless the HT PROT
......@@ -712,6 +724,31 @@ static int iwl_mvm_mac_ctxt_cmd_listener(struct iwl_mvm *mvm,
return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd);
}
static int iwl_mvm_mac_ctxt_cmd_ibss(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
u32 action)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mac_ctx_cmd cmd = {};
WARN_ON(vif->type != NL80211_IFTYPE_ADHOC);
iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action);
cmd.filter_flags = cpu_to_le32(MAC_FILTER_IN_BEACON |
MAC_FILTER_IN_PROBE_REQUEST);
/* cmd.ibss.beacon_time/cmd.ibss.beacon_tsf are curently ignored */
cmd.ibss.bi = cpu_to_le32(vif->bss_conf.beacon_int);
cmd.ibss.bi_reciprocal =
cpu_to_le32(iwl_mvm_reciprocal(vif->bss_conf.beacon_int));
/* TODO: Assumes that the beacon id == mac context id */
cmd.ibss.beacon_template = cpu_to_le32(mvmvif->id);
return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd);
}
struct iwl_mvm_go_iterator_data {
bool go_active;
};
......@@ -721,7 +758,8 @@ static void iwl_mvm_go_iterator(void *_data, u8 *mac, struct ieee80211_vif *vif)
struct iwl_mvm_go_iterator_data *data = _data;
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
if (vif->type == NL80211_IFTYPE_AP && vif->p2p && mvmvif->ap_active)
if (vif->type == NL80211_IFTYPE_AP && vif->p2p &&
mvmvif->ap_ibss_active)
data->go_active = true;
}
......@@ -833,9 +871,10 @@ static int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
cpu_to_le32(iwl_mvm_mac80211_idx_to_hwrate(rate));
/* Set up TX beacon command fields */
iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd,
beacon->data,
beacon_skb_len);
if (vif->type == NL80211_IFTYPE_AP)
iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd,
beacon->data,
beacon_skb_len);
/* Submit command */
cmd.len[0] = sizeof(beacon_cmd);
......@@ -848,14 +887,15 @@ static int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
return iwl_mvm_send_cmd(mvm, &cmd);
}
/* The beacon template for the AP/GO context has changed and needs update */
/* The beacon template for the AP/GO/IBSS has changed and needs update */
int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
struct ieee80211_vif *vif)
{
struct sk_buff *beacon;
int ret;
WARN_ON(vif->type != NL80211_IFTYPE_AP);
WARN_ON(vif->type != NL80211_IFTYPE_AP &&
vif->type != NL80211_IFTYPE_ADHOC);
beacon = ieee80211_beacon_get(mvm->hw, vif);
if (!beacon)
......@@ -1018,6 +1058,8 @@ static int iwl_mvm_mac_ctx_send(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
return iwl_mvm_mac_ctxt_cmd_listener(mvm, vif, action);
case NL80211_IFTYPE_P2P_DEVICE:
return iwl_mvm_mac_ctxt_cmd_p2p_device(mvm, vif, action);
case NL80211_IFTYPE_ADHOC:
return iwl_mvm_mac_ctxt_cmd_ibss(mvm, vif, action);
default:
break;
}
......@@ -1038,6 +1080,9 @@ int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
if (ret)
return ret;
/* will only do anything at resume from D3 time */
iwl_mvm_set_last_nonqos_seq(mvm, vif);
mvmvif->uploaded = true;
return 0;
}
......
drivers/net/wireless/iwlwifi/mvm/mac80211.c
View file @ 444474dd
......@@ -77,6 +77,7 @@
#include "iwl-eeprom-parse.h"
#include "fw-api-scan.h"
#include "iwl-phy-db.h"
#include "testmode.h"
static const struct ieee80211_iface_limit iwl_mvm_limits[] = {
{
......@@ -138,6 +139,14 @@ static void iwl_mvm_reset_phy_ctxts(struct iwl_mvm *mvm)
}
}
static int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm)
{
/* we create the 802.11 header and SSID element */
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID)
return mvm->fw->ucode_capa.max_probe_length - 24 - 2;
return mvm->fw->ucode_capa.max_probe_length - 24 - 34;
}
int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
{
struct ieee80211_hw *hw = mvm->hw;
......@@ -158,7 +167,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
IEEE80211_HW_SUPPORTS_STATIC_SMPS |
IEEE80211_HW_SUPPORTS_UAPSD;
hw->queues = IWL_MVM_FIRST_AGG_QUEUE;
hw->queues = mvm->first_agg_queue;
hw->offchannel_tx_hw_queue = IWL_MVM_OFFCHANNEL_QUEUE;
hw->rate_control_algorithm = "iwl-mvm-rs";
......@@ -181,6 +190,10 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
BIT(NL80211_IFTYPE_P2P_GO) |
BIT(NL80211_IFTYPE_P2P_DEVICE);
/* IBSS has bugs in older versions */
if (IWL_UCODE_API(mvm->fw->ucode_ver) >= 8)
hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);
hw->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY |
WIPHY_FLAG_DISABLE_BEACON_HINTS |
WIPHY_FLAG_IBSS_RSN;
......@@ -212,9 +225,8 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
iwl_mvm_reset_phy_ctxts(mvm);
/* we create the 802.11 header and a max-length SSID element */
hw->wiphy->max_scan_ie_len =
mvm->fw->ucode_capa.max_probe_length - 24 - 34;
hw->wiphy->max_scan_ie_len = iwl_mvm_max_scan_ie_len(mvm);
hw->wiphy->max_scan_ssids = PROBE_OPTION_MAX;
if (mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels)
......@@ -231,6 +243,15 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
else
hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SCHED_SCAN) {
hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
hw->wiphy->max_sched_scan_ssids = PROBE_OPTION_MAX;
hw->wiphy->max_match_sets = IWL_SCAN_MAX_PROFILES;
/* we create the 802.11 header and zero length SSID IE. */
hw->wiphy->max_sched_scan_ie_len =
SCAN_OFFLOAD_PROBE_REQ_SIZE - 24 - 2;
}
hw->wiphy->features |= NL80211_FEATURE_P2P_GO_CTWIN |
NL80211_FEATURE_P2P_GO_OPPPS;
......@@ -548,7 +569,8 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw,
* In short: there's not much we can do at this point, other than
* allocating resources :)
*/
if (vif->type == NL80211_IFTYPE_AP) {
if (vif->type == NL80211_IFTYPE_AP ||
vif->type == NL80211_IFTYPE_ADHOC) {
u32 qmask = iwl_mvm_mac_get_queues_mask(mvm, vif);
ret = iwl_mvm_allocate_int_sta(mvm, &mvmvif->bcast_sta,
qmask);
......@@ -698,7 +720,14 @@ static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw,
* For AP/GO interface, the tear down of the resources allocated to the
* interface is be handled as part of the stop_ap flow.
*/
if (vif->type == NL80211_IFTYPE_AP) {
if (vif->type == NL80211_IFTYPE_AP ||
vif->type == NL80211_IFTYPE_ADHOC) {
#ifdef CONFIG_NL80211_TESTMODE
if (vif == mvm->noa_vif) {
mvm->noa_vif = NULL;
mvm->noa_duration = 0;
}
#endif
iwl_mvm_dealloc_int_sta(mvm, &mvmvif->bcast_sta);
goto out_release;
}
......@@ -796,6 +825,27 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
return;
}
iwl_mvm_configure_mcast_filter(mvm, vif);
if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART,
&mvm->status)) {
/*
* If we're restarting then the firmware will
* obviously have lost synchronisation with
* the AP. It will attempt to synchronise by
* itself, but we can make it more reliable by
* scheduling a session protection time event.
*
* The firmware needs to receive a beacon to
* catch up with synchronisation, use 110% of
* the beacon interval.
*
* Set a large maximum delay to allow for more
* than a single interface.
*/
u32 dur = (11 * vif->bss_conf.beacon_int) / 10;
iwl_mvm_protect_session(mvm, vif, dur, dur,
5 * dur);
}
} else if (mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) {
/* remove AP station now that the MAC is unassoc */
ret = iwl_mvm_rm_sta_id(mvm, vif, mvmvif->ap_sta_id);
......@@ -819,7 +869,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
if (ret)
IWL_ERR(mvm, "failed to update power mode\n");
}
iwl_mvm_bt_coex_vif_assoc(mvm, vif);
iwl_mvm_bt_coex_vif_change(mvm);
} else if (changes & BSS_CHANGED_BEACON_INFO) {
/*
* We received a beacon _after_ association so
......@@ -848,7 +898,8 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
}
}
static int iwl_mvm_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
......@@ -871,7 +922,7 @@ static int iwl_mvm_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
if (ret)
goto out_remove;
mvmvif->ap_active = true;
mvmvif->ap_ibss_active = true;
/* Send the bcast station. At this stage the TBTT and DTIM time events
* are added and applied to the scheduler */
......@@ -883,10 +934,12 @@ static int iwl_mvm_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
if (ret)
goto out_rm_bcast;
/* Need to update the P2P Device MAC */
/* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
if (vif->p2p && mvm->p2p_device_vif)
iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif);
iwl_mvm_bt_coex_vif_change(mvm);
mutex_unlock(&mvm->mutex);
return 0;
......@@ -901,7 +954,8 @@ static int iwl_mvm_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
return ret;
}
static void iwl_mvm_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
......@@ -910,9 +964,11 @@ static void iwl_mvm_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
mutex_lock(&mvm->mutex);
mvmvif->ap_active = false;
mvmvif->ap_ibss_active = false;
iwl_mvm_bt_coex_vif_change(mvm);
/* Need to update the P2P Device MAC */
/* Need to update the P2P Device MAC (only GO, IBSS is single vif) */
if (vif->p2p && mvm->p2p_device_vif)
iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif);
......@@ -924,10 +980,11 @@ static void iwl_mvm_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
mutex_unlock(&mvm->mutex);
}
static void iwl_mvm_bss_info_changed_ap(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
u32 changes)
static void
iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
u32 changes)
{
/* Need to send a new beacon template to the FW */
if (changes & BSS_CHANGED_BEACON) {
......@@ -950,7 +1007,8 @@ static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw,
iwl_mvm_bss_info_changed_station(mvm, vif, bss_conf, changes);
break;
case NL80211_IFTYPE_AP:
iwl_mvm_bss_info_changed_ap(mvm, vif, bss_conf, changes);
case NL80211_IFTYPE_ADHOC:
iwl_mvm_bss_info_changed_ap_ibss(mvm, vif, bss_conf, changes);
break;
default:
/* shouldn't happen */
......@@ -1163,7 +1221,54 @@ static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw,
mutex_lock(&mvm->mutex);
/* Try really hard to protect the session and hear a beacon */
iwl_mvm_protect_session(mvm, vif, duration, min_duration);
iwl_mvm_protect_session(mvm, vif, duration, min_duration, 500);
mutex_unlock(&mvm->mutex);
}
static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct cfg80211_sched_scan_request *req,
struct ieee80211_sched_scan_ies *ies)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
int ret;
mutex_lock(&mvm->mutex);
if (mvm->scan_status != IWL_MVM_SCAN_NONE) {
IWL_DEBUG_SCAN(mvm,
"SCHED SCAN request during internal scan - abort\n");
ret = -EBUSY;
goto out;
}
mvm->scan_status = IWL_MVM_SCAN_SCHED;
ret = iwl_mvm_config_sched_scan(mvm, vif, req, ies);
if (ret)
goto err;
ret = iwl_mvm_config_sched_scan_profiles(mvm, req);
if (ret)
goto err;
ret = iwl_mvm_sched_scan_start(mvm, req);
if (!ret)
goto out;
err:
mvm->scan_status = IWL_MVM_SCAN_NONE;
out:
mutex_unlock(&mvm->mutex);
return ret;
}
static void iwl_mvm_mac_sched_scan_stop(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
mutex_lock(&mvm->mutex);
iwl_mvm_sched_scan_stop(mvm);
mutex_unlock(&mvm->mutex);
}
......@@ -1207,8 +1312,13 @@ static int iwl_mvm_mac_set_key(struct ieee80211_hw *hw,
switch (cmd) {
case SET_KEY:
if (vif->type == NL80211_IFTYPE_AP && !sta) {
/* GTK on AP interface is a TX-only key, return 0 */
if ((vif->type == NL80211_IFTYPE_ADHOC ||
vif->type == NL80211_IFTYPE_AP) && !sta) {
/*
* GTK on AP interface is a TX-only key, return 0;
* on IBSS they're per-station and because we're lazy
* we don't support them for RX, so do the same.
*/
ret = 0;
key->hw_key_idx = STA_KEY_IDX_INVALID;
break;
......@@ -1252,6 +1362,9 @@ static void iwl_mvm_mac_update_tkip_key(struct ieee80211_hw *hw,
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
if (keyconf->hw_key_idx == STA_KEY_IDX_INVALID)
return;
iwl_mvm_update_tkip_key(mvm, vif, keyconf, sta, iv32, phase1key);
}
......@@ -1445,6 +1558,7 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->def,
ctx->rx_chains_static,
ctx->rx_chains_dynamic);
iwl_mvm_bt_coex_vif_change(mvm);
mutex_unlock(&mvm->mutex);
}
......@@ -1464,14 +1578,14 @@ static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw,
switch (vif->type) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_ADHOC:
/*
* The AP binding flow is handled as part of the start_ap flow
* (in bss_info_changed).
* (in bss_info_changed), similarly for IBSS.
*/
ret = 0;
goto out_unlock;
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_MONITOR:
break;
default:
......@@ -1517,10 +1631,10 @@ static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw *hw,
iwl_mvm_remove_time_event(mvm, mvmvif, &mvmvif->time_event_data);
if (vif->type == NL80211_IFTYPE_AP)
goto out_unlock;
switch (vif->type) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_ADHOC:
goto out_unlock;
case NL80211_IFTYPE_MONITOR:
mvmvif->monitor_active = false;
iwl_mvm_update_quotas(mvm, NULL);
......@@ -1550,14 +1664,72 @@ static int iwl_mvm_set_tim(struct ieee80211_hw *hw,
return iwl_mvm_mac_ctxt_beacon_changed(mvm, mvm_sta->vif);
}
static void iwl_mvm_mac_rssi_callback(struct ieee80211_hw *hw,
#ifdef CONFIG_NL80211_TESTMODE
static const struct nla_policy iwl_mvm_tm_policy[IWL_MVM_TM_ATTR_MAX + 1] = {
[IWL_MVM_TM_ATTR_CMD] = { .type = NLA_U32 },
[IWL_MVM_TM_ATTR_NOA_DURATION] = { .type = NLA_U32 },
[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE] = { .type = NLA_U32 },
};
static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
enum ieee80211_rssi_event rssi_event)
void *data, int len)
{
struct nlattr *tb[IWL_MVM_TM_ATTR_MAX + 1];
int err;
u32 noa_duration;
err = nla_parse(tb, IWL_MVM_TM_ATTR_MAX, data, len, iwl_mvm_tm_policy);
if (err)
return err;
if (!tb[IWL_MVM_TM_ATTR_CMD])
return -EINVAL;
switch (nla_get_u32(tb[IWL_MVM_TM_ATTR_CMD])) {
case IWL_MVM_TM_CMD_SET_NOA:
if (!vif || vif->type != NL80211_IFTYPE_AP || !vif->p2p ||
!vif->bss_conf.enable_beacon ||
!tb[IWL_MVM_TM_ATTR_NOA_DURATION])
return -EINVAL;
noa_duration = nla_get_u32(tb[IWL_MVM_TM_ATTR_NOA_DURATION]);
if (noa_duration >= vif->bss_conf.beacon_int)
return -EINVAL;
mvm->noa_duration = noa_duration;
mvm->noa_vif = vif;
return iwl_mvm_update_quotas(mvm, NULL);
case IWL_MVM_TM_CMD_SET_BEACON_FILTER:
/* must be associated client vif - ignore authorized */
if (!vif || vif->type != NL80211_IFTYPE_STATION ||
!vif->bss_conf.assoc || !vif->bss_conf.dtim_period ||
!tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE])
return -EINVAL;
if (nla_get_u32(tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE]))
return iwl_mvm_enable_beacon_filter(mvm, vif);
return iwl_mvm_disable_beacon_filter(mvm, vif);
}
return -EOPNOTSUPP;
}
static int iwl_mvm_mac_testmode_cmd(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
void *data, int len)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
int err;
iwl_mvm_bt_rssi_event(mvm, vif, rssi_event);
mutex_lock(&mvm->mutex);
err = __iwl_mvm_mac_testmode_cmd(mvm, vif, data, len);
mutex_unlock(&mvm->mutex);
return err;
}
#endif
struct ieee80211_ops iwl_mvm_hw_ops = {
.tx = iwl_mvm_mac_tx,
......@@ -1578,23 +1750,27 @@ struct ieee80211_ops iwl_mvm_hw_ops = {
.set_rts_threshold = iwl_mvm_mac_set_rts_threshold,
.conf_tx = iwl_mvm_mac_conf_tx,
.mgd_prepare_tx = iwl_mvm_mac_mgd_prepare_tx,
.sched_scan_start = iwl_mvm_mac_sched_scan_start,
.sched_scan_stop = iwl_mvm_mac_sched_scan_stop,
.set_key = iwl_mvm_mac_set_key,
.update_tkip_key = iwl_mvm_mac_update_tkip_key,
.remain_on_channel = iwl_mvm_roc,
.cancel_remain_on_channel = iwl_mvm_cancel_roc,
.rssi_callback = iwl_mvm_mac_rssi_callback,
.add_chanctx = iwl_mvm_add_chanctx,
.remove_chanctx = iwl_mvm_remove_chanctx,
.change_chanctx = iwl_mvm_change_chanctx,
.assign_vif_chanctx = iwl_mvm_assign_vif_chanctx,
.unassign_vif_chanctx = iwl_mvm_unassign_vif_chanctx,
.start_ap = iwl_mvm_start_ap,
.stop_ap = iwl_mvm_stop_ap,
.start_ap = iwl_mvm_start_ap_ibss,
.stop_ap = iwl_mvm_stop_ap_ibss,
.join_ibss = iwl_mvm_start_ap_ibss,
.leave_ibss = iwl_mvm_stop_ap_ibss,
.set_tim = iwl_mvm_set_tim,
CFG80211_TESTMODE_CMD(iwl_mvm_mac_testmode_cmd)
#ifdef CONFIG_PM_SLEEP
/* look at d3.c */
.suspend = iwl_mvm_suspend,
......
drivers/net/wireless/iwlwifi/mvm/mvm.h
View file @ 444474dd
......@@ -162,6 +162,7 @@ enum iwl_power_scheme {
struct iwl_mvm_power_ops {
int (*power_update_mode)(struct iwl_mvm *mvm,
struct ieee80211_vif *vif);
int (*power_update_device_mode)(struct iwl_mvm *mvm);
int (*power_disable)(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
#ifdef CONFIG_IWLWIFI_DEBUGFS
int (*power_dbgfs_read)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
......@@ -241,12 +242,18 @@ enum iwl_mvm_smps_type_request {
* @last_beacon_signal: last beacon rssi signal in dbm
* @ave_beacon_signal: average beacon signal
* @last_cqm_event: rssi of the last cqm event
* @bt_coex_min_thold: minimum threshold for BT coex
* @bt_coex_max_thold: maximum threshold for BT coex
* @last_bt_coex_event: rssi of the last BT coex event
*/
struct iwl_mvm_vif_bf_data {
bool bf_enabled;
bool ba_enabled;
s8 ave_beacon_signal;
s8 last_cqm_event;
s8 bt_coex_min_thold;
s8 bt_coex_max_thold;
s8 last_bt_coex_event;
};
/**
......@@ -255,8 +262,8 @@ struct iwl_mvm_vif_bf_data {
* @color: to solve races upon MAC addition and removal
* @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
* @uploaded: indicates the MAC context has been added to the device
* @ap_active: indicates that ap context is configured, and that the interface
* should get quota etc.
* @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
* should get quota etc.
* @monitor_active: indicates that monitor context is configured, and that the
* interface should get quota etc.
* @queue_params: QoS params for this MAC
......@@ -272,7 +279,7 @@ struct iwl_mvm_vif {
u8 ap_sta_id;
bool uploaded;
bool ap_active;
bool ap_ibss_active;
bool monitor_active;
struct iwl_mvm_vif_bf_data bf_data;
......@@ -306,6 +313,9 @@ struct iwl_mvm_vif {
int tx_key_idx;
bool seqno_valid;
u16 seqno;
#if IS_ENABLED(CONFIG_IPV6)
/* IPv6 addresses for WoWLAN */
struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX];
......@@ -333,6 +343,7 @@ iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
enum iwl_scan_status {
IWL_MVM_SCAN_NONE,
IWL_MVM_SCAN_OS,
IWL_MVM_SCAN_SCHED,
};
/**
......@@ -434,7 +445,7 @@ struct iwl_mvm {
enum iwl_ucode_type cur_ucode;
bool ucode_loaded;
bool init_ucode_run;
bool init_ucode_complete;
u32 error_event_table;
u32 log_event_table;
......@@ -470,6 +481,9 @@ struct iwl_mvm {
enum iwl_scan_status scan_status;
struct iwl_scan_cmd *scan_cmd;
/* rx chain antennas set through debugfs for the scan command */
u8 scan_rx_ant;
/* Internal station */
struct iwl_mvm_int_sta aux_sta;
......@@ -479,7 +493,8 @@ struct iwl_mvm {
#ifdef CONFIG_IWLWIFI_DEBUGFS
struct dentry *debugfs_dir;
u32 dbgfs_sram_offset, dbgfs_sram_len;
bool prevent_power_down_d3;
bool disable_power_off;
bool disable_power_off_d3;
#endif
struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
......@@ -523,12 +538,23 @@ struct iwl_mvm {
/* BT-Coex */
u8 bt_kill_msk;
struct iwl_bt_coex_profile_notif last_bt_notif;
struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;
/* Thermal Throttling and CTkill */
struct iwl_mvm_tt_mgmt thermal_throttle;
s32 temperature; /* Celsius */
const struct iwl_mvm_power_ops *pm_ops;
#ifdef CONFIG_NL80211_TESTMODE
u32 noa_duration;
struct ieee80211_vif *noa_vif;
#endif
/* Tx queues */
u8 aux_queue;
u8 first_agg_queue;
u8 last_agg_queue;
};
/* Extract MVM priv from op_mode and _hw */
......@@ -570,6 +596,9 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
/* Utils */
int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
enum ieee80211_band band);
void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
enum ieee80211_band band,
struct ieee80211_tx_rate *r);
u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
void iwl_mvm_dump_sram(struct iwl_mvm *mvm);
......@@ -608,6 +637,7 @@ int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
/* NVM */
int iwl_nvm_init(struct iwl_mvm *mvm);
int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm);
int iwl_mvm_up(struct iwl_mvm *mvm);
int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
......@@ -682,6 +712,23 @@ int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void iwl_mvm_cancel_scan(struct iwl_mvm *mvm);
/* Scheduled scan */
int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct cfg80211_sched_scan_request *req,
struct ieee80211_sched_scan_ies *ies);
int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
struct cfg80211_sched_scan_request *req);
int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
struct cfg80211_sched_scan_request *req);
void iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm);
int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
/* MVM debugfs */
#ifdef CONFIG_IWLWIFI_DEBUGFS
int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
......@@ -720,6 +767,13 @@ static inline int iwl_mvm_power_disable(struct iwl_mvm *mvm,
return mvm->pm_ops->power_disable(mvm, vif);
}
static inline int iwl_mvm_power_update_device_mode(struct iwl_mvm *mvm)
{
if (mvm->pm_ops->power_update_device_mode)
return mvm->pm_ops->power_update_device_mode(mvm);
return 0;
}
#ifdef CONFIG_IWLWIFI_DEBUGFS
static inline int iwl_mvm_power_dbgfs_read(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
......@@ -745,6 +799,15 @@ void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, int idx);
extern const struct file_operations iwl_dbgfs_d3_test_ops;
#ifdef CONFIG_PM_SLEEP
void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm,
struct ieee80211_vif *vif);
#else
static inline void
iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
}
#endif
/* BT Coex */
int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm);
......@@ -754,7 +817,20 @@ int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
struct iwl_device_cmd *cmd);
void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
enum ieee80211_rssi_event rssi_event);
void iwl_mvm_bt_coex_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm);
u16 iwl_mvm_bt_coex_agg_time_limit(struct iwl_mvm *mvm,
struct ieee80211_sta *sta);
bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
struct ieee80211_sta *sta);
enum iwl_bt_kill_msk {
BT_KILL_MSK_DEFAULT,
BT_KILL_MSK_SCO_HID_A2DP,
BT_KILL_MSK_REDUCED_TXPOW,
BT_KILL_MSK_MAX,
};
extern const u32 iwl_bt_ack_kill_msk[BT_KILL_MSK_MAX];
extern const u32 iwl_bt_cts_kill_msk[BT_KILL_MSK_MAX];
/* beacon filtering */
#ifdef CONFIG_IWLWIFI_DEBUGFS
......
drivers/net/wireless/iwlwifi/mvm/nvm.c
View file @ 444474dd
......@@ -77,7 +77,7 @@ static const int nvm_to_read[] = {
/* Default NVM size to read */
#define IWL_NVM_DEFAULT_CHUNK_SIZE (2*1024)
#define IWL_MAX_NVM_SECTION_SIZE 6000
#define IWL_MAX_NVM_SECTION_SIZE 7000
#define NVM_WRITE_OPCODE 1
#define NVM_READ_OPCODE 0
......@@ -259,6 +259,8 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
#define MAX_NVM_FILE_LEN 16384
/*
* Reads external NVM from a file into mvm->nvm_sections
*
* HOW TO CREATE THE NVM FILE FORMAT:
* ------------------------------
* 1. create hex file, format:
......@@ -277,20 +279,23 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
*
* 4. save as "iNVM_xxx.bin" under /lib/firmware
*/
static int iwl_mvm_load_external_nvm(struct iwl_mvm *mvm)
static int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm)
{
int ret, section_id, section_size;
int ret, section_size;
u16 section_id;
const struct firmware *fw_entry;
const struct {
__le16 word1;
__le16 word2;
u8 data[];
} *file_sec;
const u8 *eof;
const u8 *eof, *temp;
#define NVM_WORD1_LEN(x) (8 * (x & 0x03FF))
#define NVM_WORD2_ID(x) (x >> 12)
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from external NVM\n");
/*
* Obtain NVM image via request_firmware. Since we already used
* request_firmware_nowait() for the firmware binary load and only
......@@ -362,12 +367,18 @@ static int iwl_mvm_load_external_nvm(struct iwl_mvm *mvm)
break;
}
ret = iwl_nvm_write_section(mvm, section_id, file_sec->data,
section_size);
if (ret < 0) {
IWL_ERR(mvm, "iwl_mvm_send_cmd failed: %d\n", ret);
temp = kmemdup(file_sec->data, section_size, GFP_KERNEL);
if (!temp) {
ret = -ENOMEM;
break;
}
if (WARN_ON(section_id >= NVM_NUM_OF_SECTIONS)) {
IWL_ERR(mvm, "Invalid NVM section ID\n");
ret = -EINVAL;
break;
}
mvm->nvm_sections[section_id].data = temp;
mvm->nvm_sections[section_id].length = section_size;
/* advance to the next section */
file_sec = (void *)(file_sec->data + section_size);
......@@ -377,6 +388,28 @@ static int iwl_mvm_load_external_nvm(struct iwl_mvm *mvm)
return ret;
}
/* Loads the NVM data stored in mvm->nvm_sections into the NIC */
int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm)
{
int i, ret;
u16 section_id;
struct iwl_nvm_section *sections = mvm->nvm_sections;
IWL_DEBUG_EEPROM(mvm->trans->dev, "'Write to NVM\n");
for (i = 0; i < ARRAY_SIZE(nvm_to_read); i++) {
section_id = nvm_to_read[i];
ret = iwl_nvm_write_section(mvm, section_id,
sections[section_id].data,
sections[section_id].length);
if (ret < 0) {
IWL_ERR(mvm, "iwl_mvm_send_cmd failed: %d\n", ret);
break;
}
}
return ret;
}
int iwl_nvm_init(struct iwl_mvm *mvm)
{
int ret, i, section;
......@@ -385,36 +418,36 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
/* load external NVM if configured */
if (iwlwifi_mod_params.nvm_file) {
/* move to External NVM flow */
ret = iwl_mvm_load_external_nvm(mvm);
ret = iwl_mvm_read_external_nvm(mvm);
if (ret)
return ret;
}
/* Read From FW NVM */
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from NVM\n");
/* TODO: find correct NVM max size for a section */
nvm_buffer = kmalloc(mvm->cfg->base_params->eeprom_size,
GFP_KERNEL);
if (!nvm_buffer)
return -ENOMEM;
for (i = 0; i < ARRAY_SIZE(nvm_to_read); i++) {
section = nvm_to_read[i];
/* we override the constness for initial read */
ret = iwl_nvm_read_section(mvm, section, nvm_buffer);
if (ret < 0)
break;
temp = kmemdup(nvm_buffer, ret, GFP_KERNEL);
if (!temp) {
ret = -ENOMEM;
break;
} else {
/* Read From FW NVM */
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from NVM\n");
/* TODO: find correct NVM max size for a section */
nvm_buffer = kmalloc(mvm->cfg->base_params->eeprom_size,
GFP_KERNEL);
if (!nvm_buffer)
return -ENOMEM;
for (i = 0; i < ARRAY_SIZE(nvm_to_read); i++) {
section = nvm_to_read[i];
/* we override the constness for initial read */
ret = iwl_nvm_read_section(mvm, section, nvm_buffer);
if (ret < 0)
break;
temp = kmemdup(nvm_buffer, ret, GFP_KERNEL);
if (!temp) {
ret = -ENOMEM;
break;
}
mvm->nvm_sections[section].data = temp;
mvm->nvm_sections[section].length = ret;
}
mvm->nvm_sections[section].data = temp;
mvm->nvm_sections[section].length = ret;
kfree(nvm_buffer);
if (ret < 0)
return ret;
}
kfree(nvm_buffer);
if (ret < 0)
return ret;
mvm->nvm_data = iwl_parse_nvm_sections(mvm);
if (!mvm->nvm_data)
......
drivers/net/wireless/iwlwifi/mvm/ops.c
View file @ 444474dd
......@@ -224,6 +224,10 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
RX_HANDLER(SCAN_REQUEST_CMD, iwl_mvm_rx_scan_response, false),
RX_HANDLER(SCAN_COMPLETE_NOTIFICATION, iwl_mvm_rx_scan_complete, false),
RX_HANDLER(SCAN_OFFLOAD_COMPLETE,
iwl_mvm_rx_scan_offload_complete_notif, false),
RX_HANDLER(MATCH_FOUND_NOTIFICATION, iwl_mvm_rx_sched_scan_results,
false),
RX_HANDLER(RADIO_VERSION_NOTIFICATION, iwl_mvm_rx_radio_ver, false),
RX_HANDLER(CARD_STATE_NOTIFICATION, iwl_mvm_rx_card_state_notif, false),
......@@ -249,6 +253,7 @@ static const char *iwl_mvm_cmd_strings[REPLY_MAX] = {
CMD(TIME_EVENT_NOTIFICATION),
CMD(BINDING_CONTEXT_CMD),
CMD(TIME_QUOTA_CMD),
CMD(NON_QOS_TX_COUNTER_CMD),
CMD(RADIO_VERSION_NOTIFICATION),
CMD(SCAN_REQUEST_CMD),
CMD(SCAN_ABORT_CMD),
......@@ -260,10 +265,12 @@ static const char *iwl_mvm_cmd_strings[REPLY_MAX] = {
CMD(CALIB_RES_NOTIF_PHY_DB),
CMD(SET_CALIB_DEFAULT_CMD),
CMD(CALIBRATION_COMPLETE_NOTIFICATION),
CMD(ADD_STA_KEY),
CMD(ADD_STA),
CMD(REMOVE_STA),
CMD(LQ_CMD),
CMD(SCAN_OFFLOAD_CONFIG_CMD),
CMD(MATCH_FOUND_NOTIFICATION),
CMD(SCAN_OFFLOAD_REQUEST_CMD),
CMD(SCAN_OFFLOAD_ABORT_CMD),
CMD(SCAN_OFFLOAD_COMPLETE),
......@@ -303,6 +310,7 @@ static const char *iwl_mvm_cmd_strings[REPLY_MAX] = {
CMD(REPLY_BEACON_FILTERING_CMD),
CMD(REPLY_THERMAL_MNG_BACKOFF),
CMD(MAC_PM_POWER_TABLE),
CMD(BT_COEX_CI),
};
#undef CMD
......@@ -344,6 +352,14 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
mvm->restart_fw = iwlwifi_mod_params.restart_fw ? -1 : 0;
mvm->aux_queue = 15;
mvm->first_agg_queue = 16;
mvm->last_agg_queue = mvm->cfg->base_params->num_of_queues - 1;
if (mvm->cfg->base_params->num_of_queues == 16) {
mvm->aux_queue = 11;
mvm->first_agg_queue = 12;
}
mutex_init(&mvm->mutex);
spin_lock_init(&mvm->async_handlers_lock);
INIT_LIST_HEAD(&mvm->time_event_list);
......@@ -401,24 +417,32 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
IWL_INFO(mvm, "Detected %s, REV=0x%X\n",
mvm->cfg->name, mvm->trans->hw_rev);
err = iwl_trans_start_hw(mvm->trans);
if (err)
goto out_free;
iwl_mvm_tt_initialize(mvm);
mutex_lock(&mvm->mutex);
err = iwl_run_init_mvm_ucode(mvm, true);
mutex_unlock(&mvm->mutex);
/* returns 0 if successful, 1 if success but in rfkill */
if (err < 0 && !iwlmvm_mod_params.init_dbg) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", err);
goto out_free;
}
/*
* If the NVM exists in an external file,
* there is no need to unnecessarily power up the NIC at driver load
*/
if (iwlwifi_mod_params.nvm_file) {
iwl_nvm_init(mvm);
} else {
err = iwl_trans_start_hw(mvm->trans);
if (err)
goto out_free;
mutex_lock(&mvm->mutex);
err = iwl_run_init_mvm_ucode(mvm, true);
mutex_unlock(&mvm->mutex);
/* returns 0 if successful, 1 if success but in rfkill */
if (err < 0 && !iwlmvm_mod_params.init_dbg) {
IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", err);
goto out_free;
}
/* Stop the hw after the ALIVE and NVM has been read */
if (!iwlmvm_mod_params.init_dbg)
iwl_trans_stop_hw(mvm->trans, false);
/* Stop the hw after the ALIVE and NVM has been read */
if (!iwlmvm_mod_params.init_dbg)
iwl_trans_stop_hw(mvm->trans, false);
}
scan_size = sizeof(struct iwl_scan_cmd) +
mvm->fw->ucode_capa.max_probe_length +
......@@ -449,7 +473,8 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
out_free:
iwl_phy_db_free(mvm->phy_db);
kfree(mvm->scan_cmd);
iwl_trans_stop_hw(trans, true);
if (!iwlwifi_mod_params.nvm_file)
iwl_trans_stop_hw(trans, true);
ieee80211_free_hw(mvm->hw);
return NULL;
}
......@@ -715,6 +740,9 @@ static void iwl_mvm_nic_restart(struct iwl_mvm *mvm)
case IWL_MVM_SCAN_OS:
ieee80211_scan_completed(mvm->hw, true);
break;
case IWL_MVM_SCAN_SCHED:
ieee80211_sched_scan_stopped(mvm->hw);
break;
}
if (mvm->restart_fw > 0)
......
drivers/net/wireless/iwlwifi/mvm/power.c
View file @ 444474dd
......@@ -297,11 +297,6 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
}
if (cmd->flags & cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK)) {
cmd->rx_data_timeout_uapsd =
cpu_to_le32(IWL_MVM_UAPSD_RX_DATA_TIMEOUT);
cmd->tx_data_timeout_uapsd =
cpu_to_le32(IWL_MVM_UAPSD_TX_DATA_TIMEOUT);
if (cmd->uapsd_ac_flags == (BIT(IEEE80211_AC_VO) |
BIT(IEEE80211_AC_VI) |
BIT(IEEE80211_AC_BE) |
......@@ -316,10 +311,31 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
}
cmd->uapsd_max_sp = IWL_UAPSD_MAX_SP;
cmd->heavy_tx_thld_packets =
IWL_MVM_PS_HEAVY_TX_THLD_PACKETS;
cmd->heavy_rx_thld_packets =
IWL_MVM_PS_HEAVY_RX_THLD_PACKETS;
if (mvm->cur_ucode == IWL_UCODE_WOWLAN || cmd->flags &
cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK)) {
cmd->rx_data_timeout_uapsd =
cpu_to_le32(IWL_MVM_WOWLAN_PS_RX_DATA_TIMEOUT);
cmd->tx_data_timeout_uapsd =
cpu_to_le32(IWL_MVM_WOWLAN_PS_TX_DATA_TIMEOUT);
} else {
cmd->rx_data_timeout_uapsd =
cpu_to_le32(IWL_MVM_UAPSD_RX_DATA_TIMEOUT);
cmd->tx_data_timeout_uapsd =
cpu_to_le32(IWL_MVM_UAPSD_TX_DATA_TIMEOUT);
}
if (cmd->flags & cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK)) {
cmd->heavy_tx_thld_packets =
IWL_MVM_PS_SNOOZE_HEAVY_TX_THLD_PACKETS;
cmd->heavy_rx_thld_packets =
IWL_MVM_PS_SNOOZE_HEAVY_RX_THLD_PACKETS;
} else {
cmd->heavy_tx_thld_packets =
IWL_MVM_PS_HEAVY_TX_THLD_PACKETS;
cmd->heavy_rx_thld_packets =
IWL_MVM_PS_HEAVY_RX_THLD_PACKETS;
}
cmd->heavy_tx_thld_percentage =
IWL_MVM_PS_HEAVY_TX_THLD_PERCENT;
cmd->heavy_rx_thld_percentage =
......@@ -427,6 +443,32 @@ static int iwl_mvm_power_mac_disable(struct iwl_mvm *mvm,
sizeof(cmd), &cmd);
}
static int iwl_mvm_power_update_device(struct iwl_mvm *mvm)
{
struct iwl_device_power_cmd cmd = {
.flags = cpu_to_le16(DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK),
};
if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD))
return 0;
if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM)
cmd.flags |= cpu_to_le16(DEVICE_POWER_FLAGS_CAM_MSK);
#ifdef CONFIG_IWLWIFI_DEBUGFS
if ((mvm->cur_ucode == IWL_UCODE_WOWLAN) ? mvm->disable_power_off_d3 :
mvm->disable_power_off)
cmd.flags &=
cpu_to_le16(~DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK);
#endif
IWL_DEBUG_POWER(mvm,
"Sending device power command with flags = 0x%X\n",
cmd.flags);
return iwl_mvm_send_cmd_pdu(mvm, POWER_TABLE_CMD, CMD_SYNC, sizeof(cmd),
&cmd);
}
#ifdef CONFIG_IWLWIFI_DEBUGFS
static int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm,
struct ieee80211_vif *vif, char *buf,
......@@ -437,10 +479,11 @@ static int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm,
iwl_mvm_power_build_cmd(mvm, vif, &cmd);
pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off = %d\n",
(cmd.flags &
cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK)) ?
0 : 1);
if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD))
pos += scnprintf(buf+pos, bufsz-pos, "disable_power_off = %d\n",
(cmd.flags &
cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK)) ?
0 : 1);
pos += scnprintf(buf+pos, bufsz-pos, "power_scheme = %d\n",
iwlmvm_mod_params.power_scheme);
pos += scnprintf(buf+pos, bufsz-pos, "flags = 0x%x\n",
......@@ -606,6 +649,7 @@ int iwl_mvm_update_beacon_filter(struct iwl_mvm *mvm,
const struct iwl_mvm_power_ops pm_mac_ops = {
.power_update_mode = iwl_mvm_power_mac_update_mode,
.power_update_device_mode = iwl_mvm_power_update_device,
.power_disable = iwl_mvm_power_mac_disable,
#ifdef CONFIG_IWLWIFI_DEBUGFS
.power_dbgfs_read = iwl_mvm_power_mac_dbgfs_read,
......
drivers/net/wireless/iwlwifi/mvm/quota.c
View file @ 444474dd
......@@ -110,7 +110,8 @@ static void iwl_mvm_quota_iterator(void *_data, u8 *mac,
data->n_interfaces[id]++;
break;
case NL80211_IFTYPE_AP:
if (mvmvif->ap_active)
case NL80211_IFTYPE_ADHOC:
if (mvmvif->ap_ibss_active)
data->n_interfaces[id]++;
break;
case NL80211_IFTYPE_MONITOR:
......@@ -119,16 +120,45 @@ static void iwl_mvm_quota_iterator(void *_data, u8 *mac,
break;
case NL80211_IFTYPE_P2P_DEVICE:
break;
case NL80211_IFTYPE_ADHOC:
if (vif->bss_conf.ibss_joined)
data->n_interfaces[id]++;
break;
default:
WARN_ON_ONCE(1);
break;
}
}
static void iwl_mvm_adjust_quota_for_noa(struct iwl_mvm *mvm,
struct iwl_time_quota_cmd *cmd)
{
#ifdef CONFIG_NL80211_TESTMODE
struct iwl_mvm_vif *mvmvif;
int i, phy_id = -1, beacon_int = 0;
if (!mvm->noa_duration || !mvm->noa_vif)
return;
mvmvif = iwl_mvm_vif_from_mac80211(mvm->noa_vif);
if (!mvmvif->ap_ibss_active)
return;
phy_id = mvmvif->phy_ctxt->id;
beacon_int = mvm->noa_vif->bss_conf.beacon_int;
for (i = 0; i < MAX_BINDINGS; i++) {
u32 id_n_c = le32_to_cpu(cmd->quotas[i].id_and_color);
u32 id = (id_n_c & FW_CTXT_ID_MSK) >> FW_CTXT_ID_POS;
u32 quota = le32_to_cpu(cmd->quotas[i].quota);
if (id != phy_id)
continue;
quota *= (beacon_int - mvm->noa_duration);
quota /= beacon_int;
cmd->quotas[i].quota = cpu_to_le32(quota);
}
#endif
}
int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif)
{
struct iwl_time_quota_cmd cmd = {};
......@@ -196,6 +226,8 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif)
/* Give the remainder of the session to the first binding */
le32_add_cpu(&cmd.quotas[0].quota, quota_rem);
iwl_mvm_adjust_quota_for_noa(mvm, &cmd);
ret = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, CMD_SYNC,
sizeof(cmd), &cmd);
if (ret)
......
drivers/net/wireless/iwlwifi/mvm/rs.c
View file @ 444474dd
......@@ -82,13 +82,24 @@ static const u8 ant_toggle_lookup[] = {
[ANT_ABC] = ANT_ABC,
};
#define IWL_DECLARE_RATE_INFO(r, s, rp, rn) \
[IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \
IWL_RATE_SISO_##s##M_PLCP, \
IWL_RATE_MIMO2_##s##M_PLCP,\
IWL_RATE_##rp##M_INDEX, \
#define IWL_DECLARE_RATE_INFO(r, s, rp, rn) \
[IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \
IWL_RATE_HT_SISO_MCS_##s##_PLCP, \
IWL_RATE_HT_MIMO2_MCS_##s##_PLCP, \
IWL_RATE_VHT_SISO_MCS_##s##_PLCP, \
IWL_RATE_VHT_MIMO2_MCS_##s##_PLCP,\
IWL_RATE_##rp##M_INDEX, \
IWL_RATE_##rn##M_INDEX }
#define IWL_DECLARE_MCS_RATE(s) \
[IWL_RATE_MCS_##s##_INDEX] = { IWL_RATE_INVM_PLCP, \
IWL_RATE_HT_SISO_MCS_##s##_PLCP, \
IWL_RATE_HT_MIMO2_MCS_##s##_PLCP, \
IWL_RATE_VHT_SISO_MCS_##s##_PLCP, \
IWL_RATE_VHT_MIMO2_MCS_##s##_PLCP, \
IWL_RATE_INVM_INDEX, \
IWL_RATE_INVM_INDEX }
/*
* Parameter order:
* rate, ht rate, prev rate, next rate
......@@ -102,16 +113,17 @@ static const struct iwl_rs_rate_info iwl_rates[IWL_RATE_COUNT] = {
IWL_DECLARE_RATE_INFO(2, INV, 1, 5), /* 2mbps */
IWL_DECLARE_RATE_INFO(5, INV, 2, 11), /*5.5mbps */
IWL_DECLARE_RATE_INFO(11, INV, 9, 12), /* 11mbps */
IWL_DECLARE_RATE_INFO(6, 6, 5, 11), /* 6mbps */
IWL_DECLARE_RATE_INFO(9, 6, 6, 11), /* 9mbps */
IWL_DECLARE_RATE_INFO(12, 12, 11, 18), /* 12mbps */
IWL_DECLARE_RATE_INFO(18, 18, 12, 24), /* 18mbps */
IWL_DECLARE_RATE_INFO(24, 24, 18, 36), /* 24mbps */
IWL_DECLARE_RATE_INFO(36, 36, 24, 48), /* 36mbps */
IWL_DECLARE_RATE_INFO(48, 48, 36, 54), /* 48mbps */
IWL_DECLARE_RATE_INFO(54, 54, 48, INV), /* 54mbps */
IWL_DECLARE_RATE_INFO(60, 60, 48, INV), /* 60mbps */
/* FIXME:RS: ^^ should be INV (legacy) */
IWL_DECLARE_RATE_INFO(6, 0, 5, 11), /* 6mbps ; MCS 0 */
IWL_DECLARE_RATE_INFO(9, INV, 6, 11), /* 9mbps */
IWL_DECLARE_RATE_INFO(12, 1, 11, 18), /* 12mbps ; MCS 1 */
IWL_DECLARE_RATE_INFO(18, 2, 12, 24), /* 18mbps ; MCS 2 */
IWL_DECLARE_RATE_INFO(24, 3, 18, 36), /* 24mbps ; MCS 3 */
IWL_DECLARE_RATE_INFO(36, 4, 24, 48), /* 36mbps ; MCS 4 */
IWL_DECLARE_RATE_INFO(48, 5, 36, 54), /* 48mbps ; MCS 5 */
IWL_DECLARE_RATE_INFO(54, 6, 48, INV), /* 54mbps ; MCS 6 */
IWL_DECLARE_MCS_RATE(7), /* MCS 7 */
IWL_DECLARE_MCS_RATE(8), /* MCS 8 */
IWL_DECLARE_MCS_RATE(9), /* MCS 9 */
};
static inline u8 rs_extract_rate(u32 rate_n_flags)
......@@ -124,26 +136,30 @@ static int iwl_hwrate_to_plcp_idx(u32 rate_n_flags)
{
int idx = 0;
/* HT rate format */
if (rate_n_flags & RATE_MCS_HT_MSK) {
idx = rs_extract_rate(rate_n_flags);
WARN_ON_ONCE(idx >= IWL_RATE_MIMO3_6M_PLCP);
if (idx >= IWL_RATE_MIMO2_6M_PLCP)
idx = idx - IWL_RATE_MIMO2_6M_PLCP;
idx = rate_n_flags & RATE_HT_MCS_RATE_CODE_MSK;
idx += IWL_RATE_MCS_0_INDEX;
idx += IWL_FIRST_OFDM_RATE;
/* skip 9M not supported in ht*/
/* skip 9M not supported in HT*/
if (idx >= IWL_RATE_9M_INDEX)
idx += 1;
if ((idx >= IWL_FIRST_OFDM_RATE) && (idx <= IWL_LAST_OFDM_RATE))
if ((idx >= IWL_FIRST_HT_RATE) && (idx <= IWL_LAST_HT_RATE))
return idx;
} else if (rate_n_flags & RATE_MCS_VHT_MSK) {
idx = rate_n_flags & RATE_VHT_MCS_RATE_CODE_MSK;
idx += IWL_RATE_MCS_0_INDEX;
/* legacy rate format, search for match in table */
/* skip 9M not supported in VHT*/
if (idx >= IWL_RATE_9M_INDEX)
idx++;
if ((idx >= IWL_FIRST_VHT_RATE) && (idx <= IWL_LAST_VHT_RATE))
return idx;
} else {
/* legacy rate format, search for match in table */
u8 legacy_rate = rs_extract_rate(rate_n_flags);
for (idx = 0; idx < ARRAY_SIZE(iwl_rates); idx++)
if (iwl_rates[idx].plcp ==
rs_extract_rate(rate_n_flags))
if (iwl_rates[idx].plcp == legacy_rate)
return idx;
}
......@@ -155,6 +171,7 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct iwl_lq_sta *lq_sta);
static void rs_fill_link_cmd(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct iwl_lq_sta *lq_sta, u32 rate_n_flags);
static void rs_stay_in_table(struct iwl_lq_sta *lq_sta, bool force_search);
......@@ -180,35 +197,52 @@ static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta,
*/
static s32 expected_tpt_legacy[IWL_RATE_COUNT] = {
7, 13, 35, 58, 40, 57, 72, 98, 121, 154, 177, 186, 0
7, 13, 35, 58, 40, 57, 72, 98, 121, 154, 177, 186, 0, 0, 0
};
static s32 expected_tpt_siso20MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 42, 0, 76, 102, 124, 159, 183, 193, 202}, /* Norm */
{0, 0, 0, 0, 46, 0, 82, 110, 132, 168, 192, 202, 210}, /* SGI */
{0, 0, 0, 0, 47, 0, 91, 133, 171, 242, 305, 334, 362}, /* AGG */
{0, 0, 0, 0, 52, 0, 101, 145, 187, 264, 330, 361, 390}, /* AGG+SGI */
/* Expected TpT tables. 4 indexes:
* 0 - NGI, 1 - SGI, 2 - AGG+NGI, 3 - AGG+SGI
*/
static s32 expected_tpt_siso_20MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 42, 0, 76, 102, 124, 159, 183, 193, 202, 216, 0},
{0, 0, 0, 0, 46, 0, 82, 110, 132, 168, 192, 202, 210, 225, 0},
{0, 0, 0, 0, 49, 0, 97, 145, 192, 285, 375, 420, 464, 551, 0},
{0, 0, 0, 0, 54, 0, 108, 160, 213, 315, 415, 465, 513, 608, 0},
};
static s32 expected_tpt_siso40MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 77, 0, 127, 160, 184, 220, 242, 250, 257}, /* Norm */
{0, 0, 0, 0, 83, 0, 135, 169, 193, 229, 250, 257, 264}, /* SGI */
{0, 0, 0, 0, 94, 0, 177, 249, 313, 423, 512, 550, 586}, /* AGG */
{0, 0, 0, 0, 104, 0, 193, 270, 338, 454, 545, 584, 620}, /* AGG+SGI */
static s32 expected_tpt_siso_40MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 77, 0, 127, 160, 184, 220, 242, 250, 257, 269, 275},
{0, 0, 0, 0, 83, 0, 135, 169, 193, 229, 250, 257, 264, 275, 280},
{0, 0, 0, 0, 101, 0, 199, 295, 389, 570, 744, 828, 911, 1070, 1173},
{0, 0, 0, 0, 112, 0, 220, 326, 429, 629, 819, 912, 1000, 1173, 1284},
};
static s32 expected_tpt_siso_80MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 130, 0, 191, 223, 244, 273, 288, 294, 298, 305, 308},
{0, 0, 0, 0, 138, 0, 200, 231, 251, 279, 293, 298, 302, 308, 312},
{0, 0, 0, 0, 217, 0, 429, 634, 834, 1220, 1585, 1760, 1931, 2258, 2466},
{0, 0, 0, 0, 241, 0, 475, 701, 921, 1343, 1741, 1931, 2117, 2468, 2691},
};
static s32 expected_tpt_mimo2_20MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 74, 0, 123, 155, 179, 214, 236, 244, 251}, /* Norm */
{0, 0, 0, 0, 81, 0, 131, 164, 188, 223, 243, 251, 257}, /* SGI */
{0, 0, 0, 0, 89, 0, 167, 235, 296, 402, 488, 526, 560}, /* AGG */
{0, 0, 0, 0, 97, 0, 182, 255, 320, 431, 520, 558, 593}, /* AGG+SGI*/
{0, 0, 0, 0, 74, 0, 123, 155, 179, 213, 235, 243, 250, 261, 0},
{0, 0, 0, 0, 81, 0, 131, 164, 187, 221, 242, 250, 256, 267, 0},
{0, 0, 0, 0, 98, 0, 193, 286, 375, 550, 718, 799, 878, 1032, 0},
{0, 0, 0, 0, 109, 0, 214, 316, 414, 607, 790, 879, 965, 1132, 0},
};
static s32 expected_tpt_mimo2_40MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 123, 0, 182, 214, 235, 264, 279, 285, 289}, /* Norm */
{0, 0, 0, 0, 131, 0, 191, 222, 242, 270, 284, 289, 293}, /* SGI */
{0, 0, 0, 0, 171, 0, 305, 410, 496, 634, 731, 771, 805}, /* AGG */
{0, 0, 0, 0, 186, 0, 329, 439, 527, 667, 764, 803, 838}, /* AGG+SGI */
{0, 0, 0, 0, 123, 0, 182, 214, 235, 264, 279, 285, 289, 296, 300},
{0, 0, 0, 0, 131, 0, 191, 222, 242, 270, 284, 289, 293, 300, 303},
{0, 0, 0, 0, 200, 0, 390, 571, 741, 1067, 1365, 1505, 1640, 1894, 2053},
{0, 0, 0, 0, 221, 0, 430, 630, 816, 1169, 1490, 1641, 1784, 2053, 2221},
};
static s32 expected_tpt_mimo2_80MHz[4][IWL_RATE_COUNT] = {
{0, 0, 0, 0, 182, 0, 240, 264, 278, 299, 308, 311, 313, 317, 319},
{0, 0, 0, 0, 190, 0, 247, 269, 282, 302, 310, 313, 315, 319, 320},
{0, 0, 0, 0, 428, 0, 833, 1215, 1577, 2254, 2863, 3147, 3418, 3913, 4219},
{0, 0, 0, 0, 474, 0, 920, 1338, 1732, 2464, 3116, 3418, 3705, 4225, 4545},
};
/* mbps, mcs */
......@@ -263,7 +297,7 @@ static void rs_program_fix_rate(struct iwl_mvm *mvm,
lq_sta->lq.sta_id, lq_sta->dbg_fixed_rate);
if (lq_sta->dbg_fixed_rate) {
rs_fill_link_cmd(NULL, lq_sta, lq_sta->dbg_fixed_rate);
rs_fill_link_cmd(NULL, NULL, lq_sta, lq_sta->dbg_fixed_rate);
iwl_mvm_send_lq_cmd(lq_sta->drv, &lq_sta->lq, CMD_ASYNC, false);
}
}
......@@ -275,17 +309,6 @@ static int rs_tl_turn_on_agg_for_tid(struct iwl_mvm *mvm,
{
int ret = -EAGAIN;
/*
* Don't create TX aggregation sessions when in high
* BT traffic, as they would just be disrupted by BT.
*/
if (BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD) >= 2) {
IWL_DEBUG_COEX(mvm, "BT traffic (%d), no aggregation allowed\n",
BT_MBOX_MSG(&mvm->last_bt_notif,
3, TRAFFIC_LOAD));
return ret;
}
IWL_DEBUG_HT(mvm, "Starting Tx agg: STA: %pM tid: %d\n",
sta->addr, tid);
ret = ieee80211_start_tx_ba_session(sta, tid, 5000);
......@@ -416,49 +439,54 @@ static int rs_collect_tx_data(struct iwl_scale_tbl_info *tbl,
*/
/* FIXME:RS:remove this function and put the flags statically in the table */
static u32 rate_n_flags_from_tbl(struct iwl_mvm *mvm,
struct iwl_scale_tbl_info *tbl,
int index, u8 use_green)
struct iwl_scale_tbl_info *tbl, int index)
{
u32 rate_n_flags = 0;
rate_n_flags |= ((tbl->ant_type << RATE_MCS_ANT_POS) &
RATE_MCS_ANT_ABC_MSK);
if (is_legacy(tbl->lq_type)) {
rate_n_flags = iwl_rates[index].plcp;
rate_n_flags |= iwl_rates[index].plcp;
if (index >= IWL_FIRST_CCK_RATE && index <= IWL_LAST_CCK_RATE)
rate_n_flags |= RATE_MCS_CCK_MSK;
} else if (is_Ht(tbl->lq_type)) {
if (index > IWL_LAST_OFDM_RATE) {
return rate_n_flags;
}
if (is_ht(tbl->lq_type)) {
if (index < IWL_FIRST_HT_RATE || index > IWL_LAST_HT_RATE) {
IWL_ERR(mvm, "Invalid HT rate index %d\n", index);
index = IWL_LAST_OFDM_RATE;
index = IWL_LAST_HT_RATE;
}
rate_n_flags = RATE_MCS_HT_MSK;
rate_n_flags |= RATE_MCS_HT_MSK;
if (is_siso(tbl->lq_type))
rate_n_flags |= iwl_rates[index].plcp_siso;
else if (is_mimo2(tbl->lq_type))
rate_n_flags |= iwl_rates[index].plcp_mimo2;
if (is_ht_siso(tbl->lq_type))
rate_n_flags |= iwl_rates[index].plcp_ht_siso;
else if (is_ht_mimo2(tbl->lq_type))
rate_n_flags |= iwl_rates[index].plcp_ht_mimo2;
else
WARN_ON_ONCE(1);
} else if (is_vht(tbl->lq_type)) {
if (index < IWL_FIRST_VHT_RATE || index > IWL_LAST_VHT_RATE) {
IWL_ERR(mvm, "Invalid VHT rate index %d\n", index);
index = IWL_LAST_VHT_RATE;
}
rate_n_flags |= RATE_MCS_VHT_MSK;
if (is_vht_siso(tbl->lq_type))
rate_n_flags |= iwl_rates[index].plcp_vht_siso;
else if (is_vht_mimo2(tbl->lq_type))
rate_n_flags |= iwl_rates[index].plcp_vht_mimo2;
else
WARN_ON_ONCE(1);
} else {
IWL_ERR(mvm, "Invalid tbl->lq_type %d\n", tbl->lq_type);
}
rate_n_flags |= ((tbl->ant_type << RATE_MCS_ANT_POS) &
RATE_MCS_ANT_ABC_MSK);
if (is_Ht(tbl->lq_type)) {
if (tbl->is_ht40)
rate_n_flags |= RATE_MCS_CHAN_WIDTH_40;
if (tbl->is_SGI)
rate_n_flags |= RATE_MCS_SGI_MSK;
if (use_green) {
rate_n_flags |= RATE_HT_MCS_GF_MSK;
if (is_siso(tbl->lq_type) && tbl->is_SGI) {
rate_n_flags &= ~RATE_MCS_SGI_MSK;
IWL_ERR(mvm, "GF was set with SGI:SISO\n");
}
}
}
rate_n_flags |= tbl->bw;
if (tbl->is_SGI)
rate_n_flags |= RATE_MCS_SGI_MSK;
return rate_n_flags;
}
......@@ -473,7 +501,7 @@ static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags,
{
u32 ant_msk = (rate_n_flags & RATE_MCS_ANT_ABC_MSK);
u8 num_of_ant = get_num_of_ant_from_rate(rate_n_flags);
u8 mcs;
u8 nss;
memset(tbl, 0, offsetof(struct iwl_scale_tbl_info, win));
*rate_idx = iwl_hwrate_to_plcp_idx(rate_n_flags);
......@@ -483,41 +511,62 @@ static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags,
return -EINVAL;
}
tbl->is_SGI = 0; /* default legacy setup */
tbl->is_ht40 = 0;
tbl->bw = 0;
tbl->ant_type = (ant_msk >> RATE_MCS_ANT_POS);
tbl->lq_type = LQ_NONE;
tbl->max_search = IWL_MAX_SEARCH;
/* legacy rate format */
if (!(rate_n_flags & RATE_MCS_HT_MSK)) {
/* Legacy */
if (!(rate_n_flags & RATE_MCS_HT_MSK) &&
!(rate_n_flags & RATE_MCS_VHT_MSK)) {
if (num_of_ant == 1) {
if (band == IEEE80211_BAND_5GHZ)
tbl->lq_type = LQ_A;
tbl->lq_type = LQ_LEGACY_A;
else
tbl->lq_type = LQ_G;
tbl->lq_type = LQ_LEGACY_G;
}
/* HT rate format */
} else {
if (rate_n_flags & RATE_MCS_SGI_MSK)
tbl->is_SGI = 1;
if (rate_n_flags & RATE_MCS_CHAN_WIDTH_40) /* TODO */
tbl->is_ht40 = 1;
mcs = rs_extract_rate(rate_n_flags);
/* SISO */
if (mcs <= IWL_RATE_SISO_60M_PLCP) {
if (num_of_ant == 1)
tbl->lq_type = LQ_SISO; /*else NONE*/
/* MIMO2 */
} else if (mcs <= IWL_RATE_MIMO2_60M_PLCP) {
if (num_of_ant == 2)
tbl->lq_type = LQ_MIMO2;
return 0;
}
/* HT or VHT */
if (rate_n_flags & RATE_MCS_SGI_MSK)
tbl->is_SGI = 1;
tbl->bw = rate_n_flags & RATE_MCS_CHAN_WIDTH_MSK;
if (rate_n_flags & RATE_MCS_HT_MSK) {
nss = ((rate_n_flags & RATE_HT_MCS_NSS_MSK) >>
RATE_HT_MCS_NSS_POS) + 1;
if (nss == 1) {
tbl->lq_type = LQ_HT_SISO;
WARN_ON_ONCE(num_of_ant != 1);
} else if (nss == 2) {
tbl->lq_type = LQ_HT_MIMO2;
WARN_ON_ONCE(num_of_ant != 2);
} else {
WARN_ON_ONCE(1);
}
} else if (rate_n_flags & RATE_MCS_VHT_MSK) {
nss = ((rate_n_flags & RATE_VHT_MCS_NSS_MSK) >>
RATE_VHT_MCS_NSS_POS) + 1;
if (nss == 1) {
tbl->lq_type = LQ_VHT_SISO;
WARN_ON_ONCE(num_of_ant != 1);
} else if (nss == 2) {
tbl->lq_type = LQ_VHT_MIMO2;
WARN_ON_ONCE(num_of_ant != 2);
} else {
WARN_ON_ONCE(num_of_ant == 3);
WARN_ON_ONCE(1);
}
}
WARN_ON_ONCE(tbl->bw == RATE_MCS_CHAN_WIDTH_160);
WARN_ON_ONCE(tbl->bw == RATE_MCS_CHAN_WIDTH_80 &&
!is_vht(tbl->lq_type));
return 0;
}
......@@ -549,22 +598,6 @@ static int rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
return 1;
}
/**
* Green-field mode is valid if the station supports it and
* there are no non-GF stations present in the BSS.
*/
static bool rs_use_green(struct ieee80211_sta *sta)
{
/*
* There's a bug somewhere in this code that causes the
* scaling to get stuck because GF+SGI can't be combined
* in SISO rates. Until we find that bug, disable GF, it
* has only limited benefit and we still interoperate with
* GF APs since we can always receive GF transmissions.
*/
return false;
}
/**
* rs_get_supported_rates - get the available rates
*
......@@ -576,16 +609,15 @@ static u16 rs_get_supported_rates(struct iwl_lq_sta *lq_sta,
struct ieee80211_hdr *hdr,
enum iwl_table_type rate_type)
{
if (is_legacy(rate_type)) {
if (is_legacy(rate_type))
return lq_sta->active_legacy_rate;
} else {
if (is_siso(rate_type))
return lq_sta->active_siso_rate;
else {
WARN_ON_ONCE(!is_mimo2(rate_type));
return lq_sta->active_mimo2_rate;
}
}
else if (is_siso(rate_type))
return lq_sta->active_siso_rate;
else if (is_mimo2(rate_type))
return lq_sta->active_mimo2_rate;
WARN_ON_ONCE(1);
return 0;
}
static u16 rs_get_adjacent_rate(struct iwl_mvm *mvm, u8 index, u16 rate_mask,
......@@ -652,7 +684,6 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
u16 rate_mask;
u16 high_low;
u8 switch_to_legacy = 0;
u8 is_green = lq_sta->is_green;
struct iwl_mvm *mvm = lq_sta->drv;
/* check if we need to switch from HT to legacy rates.
......@@ -662,15 +693,15 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
switch_to_legacy = 1;
scale_index = rs_ht_to_legacy[scale_index];
if (lq_sta->band == IEEE80211_BAND_5GHZ)
tbl->lq_type = LQ_A;
tbl->lq_type = LQ_LEGACY_A;
else
tbl->lq_type = LQ_G;
tbl->lq_type = LQ_LEGACY_G;
if (num_of_ant(tbl->ant_type) > 1)
tbl->ant_type =
first_antenna(iwl_fw_valid_tx_ant(mvm->fw));
tbl->is_ht40 = 0;
tbl->bw = 0;
tbl->is_SGI = 0;
tbl->max_search = IWL_MAX_SEARCH;
}
......@@ -701,7 +732,7 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
low = scale_index;
out:
return rate_n_flags_from_tbl(lq_sta->drv, tbl, low, is_green);
return rate_n_flags_from_tbl(lq_sta->drv, tbl, low);
}
/*
......@@ -714,6 +745,18 @@ static bool table_type_matches(struct iwl_scale_tbl_info *a,
(a->is_SGI == b->is_SGI);
}
static u32 rs_ch_width_from_mac_flags(enum mac80211_rate_control_flags flags)
{
if (flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
return RATE_MCS_CHAN_WIDTH_40;
else if (flags & IEEE80211_TX_RC_80_MHZ_WIDTH)
return RATE_MCS_CHAN_WIDTH_80;
else if (flags & IEEE80211_TX_RC_160_MHZ_WIDTH)
return RATE_MCS_CHAN_WIDTH_160;
return RATE_MCS_CHAN_WIDTH_20;
}
/*
* mac80211 sends us Tx status
*/
......@@ -783,16 +826,23 @@ static void rs_tx_status(void *mvm_r, struct ieee80211_supported_band *sband,
*/
if (info->band == IEEE80211_BAND_2GHZ)
mac_index += IWL_FIRST_OFDM_RATE;
} else if (mac_flags & IEEE80211_TX_RC_VHT_MCS) {
mac_index &= RATE_VHT_MCS_RATE_CODE_MSK;
if (mac_index >= (IWL_RATE_9M_INDEX - IWL_FIRST_OFDM_RATE))
mac_index++;
}
/* Here we actually compare this rate to the latest LQ command */
if ((mac_index < 0) ||
(tbl_type.is_SGI != !!(mac_flags & IEEE80211_TX_RC_SHORT_GI)) ||
(tbl_type.is_ht40 != !!(mac_flags & IEEE80211_TX_RC_40_MHZ_WIDTH)) ||
(tbl_type.bw != rs_ch_width_from_mac_flags(mac_flags)) ||
(tbl_type.ant_type != info->status.antenna) ||
(!!(tx_rate & RATE_MCS_HT_MSK) !=
!!(mac_flags & IEEE80211_TX_RC_MCS)) ||
!!(mac_flags & IEEE80211_TX_RC_MCS)) ||
(!!(tx_rate & RATE_MCS_VHT_MSK) !=
!!(mac_flags & IEEE80211_TX_RC_VHT_MCS)) ||
(!!(tx_rate & RATE_HT_MCS_GF_MSK) !=
!!(mac_flags & IEEE80211_TX_RC_GREEN_FIELD)) ||
!!(mac_flags & IEEE80211_TX_RC_GREEN_FIELD)) ||
(rs_index != mac_index)) {
IWL_DEBUG_RATE(mvm,
"initial rate %d does not match %d (0x%x)\n",
......@@ -947,7 +997,8 @@ static void rs_set_expected_tpt_table(struct iwl_lq_sta *lq_sta,
s32 (*ht_tbl_pointer)[IWL_RATE_COUNT];
/* Check for invalid LQ type */
if (WARN_ON_ONCE(!is_legacy(tbl->lq_type) && !is_Ht(tbl->lq_type))) {
if (WARN_ON_ONCE(!is_legacy(tbl->lq_type) && !is_ht(tbl->lq_type) &&
!(is_vht(tbl->lq_type)))) {
tbl->expected_tpt = expected_tpt_legacy;
return;
}
......@@ -958,18 +1009,40 @@ static void rs_set_expected_tpt_table(struct iwl_lq_sta *lq_sta,
return;
}
ht_tbl_pointer = expected_tpt_mimo2_20MHz;
/* Choose among many HT tables depending on number of streams
* (SISO/MIMO2), channel width (20/40), SGI, and aggregation
* (SISO/MIMO2), channel width (20/40/80), SGI, and aggregation
* status */
if (is_siso(tbl->lq_type) && !tbl->is_ht40)
ht_tbl_pointer = expected_tpt_siso20MHz;
else if (is_siso(tbl->lq_type))
ht_tbl_pointer = expected_tpt_siso40MHz;
else if (is_mimo2(tbl->lq_type) && !tbl->is_ht40)
ht_tbl_pointer = expected_tpt_mimo2_20MHz;
else {
WARN_ON_ONCE(!is_mimo2(tbl->lq_type));
ht_tbl_pointer = expected_tpt_mimo2_40MHz;
if (is_siso(tbl->lq_type)) {
switch (tbl->bw) {
case RATE_MCS_CHAN_WIDTH_20:
ht_tbl_pointer = expected_tpt_siso_20MHz;
break;
case RATE_MCS_CHAN_WIDTH_40:
ht_tbl_pointer = expected_tpt_siso_40MHz;
break;
case RATE_MCS_CHAN_WIDTH_80:
ht_tbl_pointer = expected_tpt_siso_80MHz;
break;
default:
WARN_ON_ONCE(1);
}
} else if (is_mimo2(tbl->lq_type)) {
switch (tbl->bw) {
case RATE_MCS_CHAN_WIDTH_20:
ht_tbl_pointer = expected_tpt_mimo2_20MHz;
break;
case RATE_MCS_CHAN_WIDTH_40:
ht_tbl_pointer = expected_tpt_mimo2_40MHz;
break;
case RATE_MCS_CHAN_WIDTH_80:
ht_tbl_pointer = expected_tpt_mimo2_80MHz;
break;
default:
WARN_ON_ONCE(1);
}
} else {
WARN_ON_ONCE(1);
}
if (!tbl->is_SGI && !lq_sta->is_agg) /* Normal */
......@@ -1084,9 +1157,47 @@ static s32 rs_get_best_rate(struct iwl_mvm *mvm,
return new_rate;
}
static bool iwl_is_ht40_tx_allowed(struct ieee80211_sta *sta)
/* Move to the next action and wrap around to the first action in case
* we're at the last action. Assumes actions start at 0.
*/
static inline void rs_move_next_action(struct iwl_scale_tbl_info *tbl,
u8 last_action)
{
BUILD_BUG_ON(IWL_LEGACY_FIRST_ACTION != 0);
BUILD_BUG_ON(IWL_SISO_FIRST_ACTION != 0);
BUILD_BUG_ON(IWL_MIMO2_FIRST_ACTION != 0);
tbl->action = (tbl->action + 1) % (last_action + 1);
}
static void rs_set_bw_from_sta(struct iwl_scale_tbl_info *tbl,
struct ieee80211_sta *sta)
{
if (sta->bandwidth >= IEEE80211_STA_RX_BW_80)
tbl->bw = RATE_MCS_CHAN_WIDTH_80;
else if (sta->bandwidth >= IEEE80211_STA_RX_BW_40)
tbl->bw = RATE_MCS_CHAN_WIDTH_40;
else
tbl->bw = RATE_MCS_CHAN_WIDTH_20;
}
static bool rs_sgi_allowed(struct iwl_scale_tbl_info *tbl,
struct ieee80211_sta *sta)
{
return sta->bandwidth >= IEEE80211_STA_RX_BW_40;
struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
if (is_ht20(tbl) && (ht_cap->cap &
IEEE80211_HT_CAP_SGI_20))
return true;
if (is_ht40(tbl) && (ht_cap->cap &
IEEE80211_HT_CAP_SGI_40))
return true;
if (is_ht80(tbl) && (vht_cap->cap &
IEEE80211_VHT_CAP_SHORT_GI_80))
return true;
return false;
}
/*
......@@ -1099,7 +1210,6 @@ static int rs_switch_to_mimo2(struct iwl_mvm *mvm,
{
u16 rate_mask;
s32 rate;
s8 is_green = lq_sta->is_green;
if (!sta->ht_cap.ht_supported)
return -1;
......@@ -1113,16 +1223,12 @@ static int rs_switch_to_mimo2(struct iwl_mvm *mvm,
IWL_DEBUG_RATE(mvm, "LQ: try to switch to MIMO2\n");
tbl->lq_type = LQ_MIMO2;
tbl->lq_type = lq_sta->is_vht ? LQ_VHT_MIMO2 : LQ_HT_MIMO2;
tbl->action = 0;
tbl->max_search = IWL_MAX_SEARCH;
rate_mask = lq_sta->active_mimo2_rate;
if (iwl_is_ht40_tx_allowed(sta))
tbl->is_ht40 = 1;
else
tbl->is_ht40 = 0;
rs_set_bw_from_sta(tbl, sta);
rs_set_expected_tpt_table(lq_sta, tbl);
rate = rs_get_best_rate(mvm, lq_sta, tbl, rate_mask, index);
......@@ -1134,10 +1240,10 @@ static int rs_switch_to_mimo2(struct iwl_mvm *mvm,
rate, rate_mask);
return -1;
}
tbl->current_rate = rate_n_flags_from_tbl(mvm, tbl, rate, is_green);
tbl->current_rate = rate_n_flags_from_tbl(mvm, tbl, rate);
IWL_DEBUG_RATE(mvm, "LQ: Switch to new mcs %X index is green %X\n",
tbl->current_rate, is_green);
IWL_DEBUG_RATE(mvm, "LQ: Switch to new mcs %X index\n",
tbl->current_rate);
return 0;
}
......@@ -1150,7 +1256,6 @@ static int rs_switch_to_siso(struct iwl_mvm *mvm,
struct iwl_scale_tbl_info *tbl, int index)
{
u16 rate_mask;
u8 is_green = lq_sta->is_green;
s32 rate;
if (!sta->ht_cap.ht_supported)
......@@ -1158,19 +1263,12 @@ static int rs_switch_to_siso(struct iwl_mvm *mvm,
IWL_DEBUG_RATE(mvm, "LQ: try to switch to SISO\n");
tbl->lq_type = LQ_SISO;
tbl->lq_type = lq_sta->is_vht ? LQ_VHT_SISO : LQ_HT_SISO;
tbl->action = 0;
tbl->max_search = IWL_MAX_SEARCH;
rate_mask = lq_sta->active_siso_rate;
if (iwl_is_ht40_tx_allowed(sta))
tbl->is_ht40 = 1;
else
tbl->is_ht40 = 0;
if (is_green)
tbl->is_SGI = 0; /*11n spec: no SGI in SISO+Greenfield*/
rs_set_bw_from_sta(tbl, sta);
rs_set_expected_tpt_table(lq_sta, tbl);
rate = rs_get_best_rate(mvm, lq_sta, tbl, rate_mask, index);
......@@ -1181,9 +1279,9 @@ static int rs_switch_to_siso(struct iwl_mvm *mvm,
rate, rate_mask);
return -1;
}
tbl->current_rate = rate_n_flags_from_tbl(mvm, tbl, rate, is_green);
IWL_DEBUG_RATE(mvm, "LQ: Switch to new mcs %X index is green %X\n",
tbl->current_rate, is_green);
tbl->current_rate = rate_n_flags_from_tbl(mvm, tbl, rate);
IWL_DEBUG_RATE(mvm, "LQ: Switch to new mcs %X index\n",
tbl->current_rate);
return 0;
}
......@@ -1211,14 +1309,10 @@ static int rs_move_legacy_other(struct iwl_mvm *mvm,
while (1) {
lq_sta->action_counter++;
switch (tbl->action) {
case IWL_LEGACY_SWITCH_ANTENNA1:
case IWL_LEGACY_SWITCH_ANTENNA2:
case IWL_LEGACY_SWITCH_ANTENNA:
IWL_DEBUG_RATE(mvm, "LQ: Legacy toggle Antenna\n");
if ((tbl->action == IWL_LEGACY_SWITCH_ANTENNA1 &&
tx_chains_num <= 1) ||
(tbl->action == IWL_LEGACY_SWITCH_ANTENNA2 &&
tx_chains_num <= 2))
if (tx_chains_num <= 1)
break;
/* Don't change antenna if success has been great */
......@@ -1273,9 +1367,7 @@ static int rs_move_legacy_other(struct iwl_mvm *mvm,
default:
WARN_ON_ONCE(1);
}
tbl->action++;
if (tbl->action > IWL_LEGACY_SWITCH_MIMO2)
tbl->action = IWL_LEGACY_SWITCH_ANTENNA1;
rs_move_next_action(tbl, IWL_LEGACY_LAST_ACTION);
if (tbl->action == start_action)
break;
......@@ -1285,9 +1377,7 @@ static int rs_move_legacy_other(struct iwl_mvm *mvm,
out:
lq_sta->search_better_tbl = 1;
tbl->action++;
if (tbl->action > IWL_LEGACY_SWITCH_MIMO2)
tbl->action = IWL_LEGACY_SWITCH_ANTENNA1;
rs_move_next_action(tbl, IWL_LEGACY_LAST_ACTION);
if (update_search_tbl_counter)
search_tbl->action = tbl->action;
return 0;
......@@ -1300,12 +1390,10 @@ static int rs_move_siso_to_other(struct iwl_mvm *mvm,
struct iwl_lq_sta *lq_sta,
struct ieee80211_sta *sta, int index)
{
u8 is_green = lq_sta->is_green;
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
struct iwl_rate_scale_data *window = &(tbl->win[index]);
struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
......@@ -1314,40 +1402,17 @@ static int rs_move_siso_to_other(struct iwl_mvm *mvm,
u8 update_search_tbl_counter = 0;
int ret;
switch (BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD)) {
case IWL_BT_COEX_TRAFFIC_LOAD_NONE:
/* nothing */
break;
case IWL_BT_COEX_TRAFFIC_LOAD_LOW:
/* avoid antenna B unless MIMO */
if (tbl->action == IWL_SISO_SWITCH_ANTENNA2)
tbl->action = IWL_SISO_SWITCH_MIMO2;
break;
case IWL_BT_COEX_TRAFFIC_LOAD_HIGH:
case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
/* avoid antenna B and MIMO */
valid_tx_ant =
first_antenna(iwl_fw_valid_tx_ant(mvm->fw));
if (tbl->action != IWL_SISO_SWITCH_ANTENNA1)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
break;
default:
IWL_ERR(mvm, "Invalid BT load %d",
BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD));
break;
}
if (tbl->action == IWL_SISO_SWITCH_MIMO2 &&
!iwl_mvm_bt_coex_is_mimo_allowed(mvm, sta))
tbl->action = IWL_SISO_SWITCH_ANTENNA;
start_action = tbl->action;
while (1) {
lq_sta->action_counter++;
switch (tbl->action) {
case IWL_SISO_SWITCH_ANTENNA1:
case IWL_SISO_SWITCH_ANTENNA2:
case IWL_SISO_SWITCH_ANTENNA:
IWL_DEBUG_RATE(mvm, "LQ: SISO toggle Antenna\n");
if ((tbl->action == IWL_SISO_SWITCH_ANTENNA1 &&
tx_chains_num <= 1) ||
(tbl->action == IWL_SISO_SWITCH_ANTENNA2 &&
tx_chains_num <= 2))
if (tx_chains_num <= 1)
break;
if (window->success_ratio >= IWL_RS_GOOD_RATIO &&
......@@ -1380,23 +1445,12 @@ static int rs_move_siso_to_other(struct iwl_mvm *mvm,
goto out;
break;
case IWL_SISO_SWITCH_GI:
if (!tbl->is_ht40 && !(ht_cap->cap &
IEEE80211_HT_CAP_SGI_20))
break;
if (tbl->is_ht40 && !(ht_cap->cap &
IEEE80211_HT_CAP_SGI_40))
if (!rs_sgi_allowed(tbl, sta))
break;
IWL_DEBUG_RATE(mvm, "LQ: SISO toggle SGI/NGI\n");
memcpy(search_tbl, tbl, sz);
if (is_green) {
if (!tbl->is_SGI)
break;
else
IWL_ERR(mvm,
"SGI was set in GF+SISO\n");
}
search_tbl->is_SGI = !tbl->is_SGI;
rs_set_expected_tpt_table(lq_sta, search_tbl);
if (tbl->is_SGI) {
......@@ -1405,16 +1459,13 @@ static int rs_move_siso_to_other(struct iwl_mvm *mvm,
break;
}
search_tbl->current_rate =
rate_n_flags_from_tbl(mvm, search_tbl,
index, is_green);
rate_n_flags_from_tbl(mvm, search_tbl, index);
update_search_tbl_counter = 1;
goto out;
default:
WARN_ON_ONCE(1);
}
tbl->action++;
if (tbl->action > IWL_SISO_SWITCH_GI)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
rs_move_next_action(tbl, IWL_SISO_LAST_ACTION);
if (tbl->action == start_action)
break;
......@@ -1424,9 +1475,7 @@ static int rs_move_siso_to_other(struct iwl_mvm *mvm,
out:
lq_sta->search_better_tbl = 1;
tbl->action++;
if (tbl->action > IWL_SISO_SWITCH_GI)
tbl->action = IWL_SISO_SWITCH_ANTENNA1;
rs_move_next_action(tbl, IWL_SISO_LAST_ACTION);
if (update_search_tbl_counter)
search_tbl->action = tbl->action;
......@@ -1440,63 +1489,20 @@ static int rs_move_mimo2_to_other(struct iwl_mvm *mvm,
struct iwl_lq_sta *lq_sta,
struct ieee80211_sta *sta, int index)
{
s8 is_green = lq_sta->is_green;
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
struct iwl_rate_scale_data *window = &(tbl->win[index]);
struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action;
u8 valid_tx_ant = iwl_fw_valid_tx_ant(mvm->fw);
u8 tx_chains_num = num_of_ant(valid_tx_ant);
u8 update_search_tbl_counter = 0;
int ret;
switch (BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD)) {
case IWL_BT_COEX_TRAFFIC_LOAD_NONE:
/* nothing */
break;
case IWL_BT_COEX_TRAFFIC_LOAD_HIGH:
case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS:
/* avoid antenna B and MIMO */
if (tbl->action != IWL_MIMO2_SWITCH_SISO_A)
tbl->action = IWL_MIMO2_SWITCH_SISO_A;
break;
case IWL_BT_COEX_TRAFFIC_LOAD_LOW:
/* avoid antenna B unless MIMO */
if (tbl->action == IWL_MIMO2_SWITCH_SISO_B)
tbl->action = IWL_MIMO2_SWITCH_SISO_A;
break;
default:
IWL_ERR(mvm, "Invalid BT load %d",
BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD));
break;
}
start_action = tbl->action;
while (1) {
lq_sta->action_counter++;
switch (tbl->action) {
case IWL_MIMO2_SWITCH_ANTENNA1:
case IWL_MIMO2_SWITCH_ANTENNA2:
IWL_DEBUG_RATE(mvm, "LQ: MIMO2 toggle Antennas\n");
if (tx_chains_num <= 2)
break;
if (window->success_ratio >= IWL_RS_GOOD_RATIO)
break;
memcpy(search_tbl, tbl, sz);
if (rs_toggle_antenna(valid_tx_ant,
&search_tbl->current_rate,
search_tbl)) {
update_search_tbl_counter = 1;
goto out;
}
break;
case IWL_MIMO2_SWITCH_SISO_A:
case IWL_MIMO2_SWITCH_SISO_B:
IWL_DEBUG_RATE(mvm, "LQ: MIMO2 switch to SISO\n");
......@@ -1521,11 +1527,7 @@ static int rs_move_mimo2_to_other(struct iwl_mvm *mvm,
break;
case IWL_MIMO2_SWITCH_GI:
if (!tbl->is_ht40 && !(ht_cap->cap &
IEEE80211_HT_CAP_SGI_20))
break;
if (tbl->is_ht40 && !(ht_cap->cap &
IEEE80211_HT_CAP_SGI_40))
if (!rs_sgi_allowed(tbl, sta))
break;
IWL_DEBUG_RATE(mvm, "LQ: MIMO2 toggle SGI/NGI\n");
......@@ -1546,16 +1548,13 @@ static int rs_move_mimo2_to_other(struct iwl_mvm *mvm,
break;
}
search_tbl->current_rate =
rate_n_flags_from_tbl(mvm, search_tbl,
index, is_green);
rate_n_flags_from_tbl(mvm, search_tbl, index);
update_search_tbl_counter = 1;
goto out;
default:
WARN_ON_ONCE(1);
}
tbl->action++;
if (tbl->action > IWL_MIMO2_SWITCH_GI)
tbl->action = IWL_MIMO2_SWITCH_ANTENNA1;
rs_move_next_action(tbl, IWL_MIMO2_LAST_ACTION);
if (tbl->action == start_action)
break;
......@@ -1564,9 +1563,7 @@ static int rs_move_mimo2_to_other(struct iwl_mvm *mvm,
return 0;
out:
lq_sta->search_better_tbl = 1;
tbl->action++;
if (tbl->action > IWL_MIMO2_SWITCH_GI)
tbl->action = IWL_MIMO2_SWITCH_ANTENNA1;
rs_move_next_action(tbl, IWL_MIMO2_LAST_ACTION);
if (update_search_tbl_counter)
search_tbl->action = tbl->action;
......@@ -1660,15 +1657,16 @@ static void rs_stay_in_table(struct iwl_lq_sta *lq_sta, bool force_search)
* setup rate table in uCode
*/
static void rs_update_rate_tbl(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl,
int index, u8 is_green)
int index)
{
u32 rate;
/* Update uCode's rate table. */
rate = rate_n_flags_from_tbl(mvm, tbl, index, is_green);
rs_fill_link_cmd(mvm, lq_sta, rate);
rate = rate_n_flags_from_tbl(mvm, tbl, index);
rs_fill_link_cmd(mvm, sta, lq_sta, rate);
iwl_mvm_send_lq_cmd(mvm, &lq_sta->lq, CMD_ASYNC, false);
}
......@@ -1712,7 +1710,6 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
u8 update_lq = 0;
struct iwl_scale_tbl_info *tbl, *tbl1;
u16 rate_scale_index_msk = 0;
u8 is_green = 0;
u8 active_tbl = 0;
u8 done_search = 0;
u16 high_low;
......@@ -1754,11 +1751,6 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
active_tbl = 1 - lq_sta->active_tbl;
tbl = &(lq_sta->lq_info[active_tbl]);
if (is_legacy(tbl->lq_type))
lq_sta->is_green = 0;
else
lq_sta->is_green = rs_use_green(sta);
is_green = lq_sta->is_green;
/* current tx rate */
index = lq_sta->last_txrate_idx;
......@@ -1797,7 +1789,7 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
/* get "active" rate info */
index = iwl_hwrate_to_plcp_idx(tbl->current_rate);
rs_update_rate_tbl(mvm, lq_sta, tbl, index, is_green);
rs_update_rate_tbl(mvm, sta, lq_sta, tbl, index);
}
return;
}
......@@ -1978,24 +1970,24 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
(current_tpt > (100 * tbl->expected_tpt[low]))))
scale_action = 0;
if ((BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD) >=
if ((le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) >=
IWL_BT_COEX_TRAFFIC_LOAD_HIGH) && (is_mimo(tbl->lq_type))) {
if (lq_sta->last_bt_traffic >
BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD)) {
le32_to_cpu(mvm->last_bt_notif.bt_activity_grading)) {
/*
* don't set scale_action, don't want to scale up if
* the rate scale doesn't otherwise think that is a
* good idea.
*/
} else if (lq_sta->last_bt_traffic <=
BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD)) {
le32_to_cpu(mvm->last_bt_notif.bt_activity_grading)) {
scale_action = -1;
}
}
lq_sta->last_bt_traffic =
BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD);
le32_to_cpu(mvm->last_bt_notif.bt_activity_grading);
if ((BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD) >=
if ((le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) >=
IWL_BT_COEX_TRAFFIC_LOAD_HIGH) && is_mimo(tbl->lq_type)) {
/* search for a new modulation */
rs_stay_in_table(lq_sta, true);
......@@ -2032,7 +2024,7 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
lq_update:
/* Replace uCode's rate table for the destination station. */
if (update_lq)
rs_update_rate_tbl(mvm, lq_sta, tbl, index, is_green);
rs_update_rate_tbl(mvm, sta, lq_sta, tbl, index);
rs_stay_in_table(lq_sta, false);
......@@ -2071,7 +2063,7 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
IWL_DEBUG_RATE(mvm,
"Switch current mcs: %X index: %d\n",
tbl->current_rate, index);
rs_fill_link_cmd(mvm, lq_sta, tbl->current_rate);
rs_fill_link_cmd(mvm, sta, lq_sta, tbl->current_rate);
iwl_mvm_send_lq_cmd(mvm, &lq_sta->lq, CMD_ASYNC, false);
} else {
done_search = 1;
......@@ -2113,7 +2105,7 @@ static void rs_rate_scale_perform(struct iwl_mvm *mvm,
}
out:
tbl->current_rate = rate_n_flags_from_tbl(mvm, tbl, index, is_green);
tbl->current_rate = rate_n_flags_from_tbl(mvm, tbl, index);
lq_sta->last_txrate_idx = index;
}
......@@ -2140,7 +2132,6 @@ static void rs_initialize_lq(struct iwl_mvm *mvm,
int rate_idx;
int i;
u32 rate;
u8 use_green = rs_use_green(sta);
u8 active_tbl = 0;
u8 valid_tx_ant;
......@@ -2172,10 +2163,10 @@ static void rs_initialize_lq(struct iwl_mvm *mvm,
if (!rs_is_valid_ant(valid_tx_ant, tbl->ant_type))
rs_toggle_antenna(valid_tx_ant, &rate, tbl);
rate = rate_n_flags_from_tbl(mvm, tbl, rate_idx, use_green);
rate = rate_n_flags_from_tbl(mvm, tbl, rate_idx);
tbl->current_rate = rate;
rs_set_expected_tpt_table(lq_sta, tbl);
rs_fill_link_cmd(NULL, lq_sta, rate);
rs_fill_link_cmd(NULL, NULL, lq_sta, rate);
/* TODO restore station should remember the lq cmd */
iwl_mvm_send_lq_cmd(mvm, &lq_sta->lq, CMD_SYNC, true);
}
......@@ -2190,7 +2181,6 @@ static void rs_get_rate(void *mvm_r, struct ieee80211_sta *sta, void *mvm_sta,
struct iwl_mvm *mvm __maybe_unused = IWL_OP_MODE_GET_MVM(op_mode);
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct iwl_lq_sta *lq_sta = mvm_sta;
int rate_idx;
IWL_DEBUG_RATE_LIMIT(mvm, "rate scale calculate new rate for skb\n");
......@@ -2215,36 +2205,9 @@ static void rs_get_rate(void *mvm_r, struct ieee80211_sta *sta, void *mvm_sta,
if (rate_control_send_low(sta, mvm_sta, txrc))
return;
rate_idx = lq_sta->last_txrate_idx;
if (lq_sta->last_rate_n_flags & RATE_MCS_HT_MSK) {
rate_idx -= IWL_FIRST_OFDM_RATE;
/* 6M and 9M shared same MCS index */
rate_idx = (rate_idx > 0) ? (rate_idx - 1) : 0;
WARN_ON_ONCE(rs_extract_rate(lq_sta->last_rate_n_flags) >=
IWL_RATE_MIMO3_6M_PLCP);
if (rs_extract_rate(lq_sta->last_rate_n_flags) >=
IWL_RATE_MIMO2_6M_PLCP)
rate_idx = rate_idx + MCS_INDEX_PER_STREAM;
info->control.rates[0].flags = IEEE80211_TX_RC_MCS;
if (lq_sta->last_rate_n_flags & RATE_MCS_SGI_MSK)
info->control.rates[0].flags |= IEEE80211_TX_RC_SHORT_GI;
if (lq_sta->last_rate_n_flags & RATE_MCS_CHAN_WIDTH_40) /* TODO */
info->control.rates[0].flags |= IEEE80211_TX_RC_40_MHZ_WIDTH;
if (lq_sta->last_rate_n_flags & RATE_HT_MCS_GF_MSK)
info->control.rates[0].flags |= IEEE80211_TX_RC_GREEN_FIELD;
} else {
/* Check for invalid rates */
if ((rate_idx < 0) || (rate_idx >= IWL_RATE_COUNT_LEGACY) ||
((sband->band == IEEE80211_BAND_5GHZ) &&
(rate_idx < IWL_FIRST_OFDM_RATE)))
rate_idx = rate_lowest_index(sband, sta);
/* On valid 5 GHz rate, adjust index */
else if (sband->band == IEEE80211_BAND_5GHZ)
rate_idx -= IWL_FIRST_OFDM_RATE;
info->control.rates[0].flags = 0;
}
info->control.rates[0].idx = rate_idx;
iwl_mvm_hwrate_to_tx_rate(lq_sta->last_rate_n_flags,
info->band, &info->control.rates[0]);
info->control.rates[0].count = 1;
}
......@@ -2261,6 +2224,24 @@ static void *rs_alloc_sta(void *mvm_rate, struct ieee80211_sta *sta,
return &sta_priv->lq_sta;
}
static int rs_vht_highest_rx_mcs_index(struct ieee80211_sta_vht_cap *vht_cap,
int nss)
{
u16 rx_mcs = le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map) &
(0x3 << (2 * (nss - 1)));
rx_mcs >>= (2 * (nss - 1));
if (rx_mcs == IEEE80211_VHT_MCS_SUPPORT_0_7)
return IWL_RATE_MCS_7_INDEX;
else if (rx_mcs == IEEE80211_VHT_MCS_SUPPORT_0_8)
return IWL_RATE_MCS_8_INDEX;
else if (rx_mcs == IEEE80211_VHT_MCS_SUPPORT_0_9)
return IWL_RATE_MCS_9_INDEX;
WARN_ON_ONCE(rx_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED);
return -1;
}
/*
* Called after adding a new station to initialize rate scaling
*/
......@@ -2270,6 +2251,7 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
int i, j;
struct ieee80211_hw *hw = mvm->hw;
struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap;
struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
struct iwl_mvm_sta *sta_priv;
struct iwl_lq_sta *lq_sta;
struct ieee80211_supported_band *sband;
......@@ -2298,7 +2280,6 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
lq_sta->max_rate_idx = -1;
lq_sta->missed_rate_counter = IWL_MISSED_RATE_MAX;
lq_sta->is_green = rs_use_green(sta);
lq_sta->band = sband->band;
/*
* active legacy rates as per supported rates bitmap
......@@ -2308,25 +2289,54 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
for_each_set_bit(i, &supp, BITS_PER_LONG)
lq_sta->active_legacy_rate |= BIT(sband->bitrates[i].hw_value);
/*
* active_siso_rate mask includes 9 MBits (bit 5), and CCK (bits 0-3),
* supp_rates[] does not; shift to convert format, force 9 MBits off.
*/
lq_sta->active_siso_rate = ht_cap->mcs.rx_mask[0] << 1;
lq_sta->active_siso_rate |= ht_cap->mcs.rx_mask[0] & 0x1;
lq_sta->active_siso_rate &= ~((u16)0x2);
lq_sta->active_siso_rate <<= IWL_FIRST_OFDM_RATE;
/* TODO: should probably account for rx_highest for both HT/VHT */
if (!vht_cap || !vht_cap->vht_supported) {
/* active_siso_rate mask includes 9 MBits (bit 5),
* and CCK (bits 0-3), supp_rates[] does not;
* shift to convert format, force 9 MBits off.
*/
lq_sta->active_siso_rate = ht_cap->mcs.rx_mask[0] << 1;
lq_sta->active_siso_rate |= ht_cap->mcs.rx_mask[0] & 0x1;
lq_sta->active_siso_rate &= ~((u16)0x2);
lq_sta->active_siso_rate <<= IWL_FIRST_OFDM_RATE;
/* Same here */
lq_sta->active_mimo2_rate = ht_cap->mcs.rx_mask[1] << 1;
lq_sta->active_mimo2_rate |= ht_cap->mcs.rx_mask[1] & 0x1;
lq_sta->active_mimo2_rate &= ~((u16)0x2);
lq_sta->active_mimo2_rate <<= IWL_FIRST_OFDM_RATE;
lq_sta->is_vht = false;
} else {
int highest_mcs = rs_vht_highest_rx_mcs_index(vht_cap, 1);
if (highest_mcs >= IWL_RATE_MCS_0_INDEX) {
for (i = IWL_RATE_MCS_0_INDEX; i <= highest_mcs; i++) {
if (i == IWL_RATE_9M_INDEX)
continue;
lq_sta->active_siso_rate |= BIT(i);
}
}
highest_mcs = rs_vht_highest_rx_mcs_index(vht_cap, 2);
if (highest_mcs >= IWL_RATE_MCS_0_INDEX) {
for (i = IWL_RATE_MCS_0_INDEX; i <= highest_mcs; i++) {
if (i == IWL_RATE_9M_INDEX)
continue;
/* Same here */
lq_sta->active_mimo2_rate = ht_cap->mcs.rx_mask[1] << 1;
lq_sta->active_mimo2_rate |= ht_cap->mcs.rx_mask[1] & 0x1;
lq_sta->active_mimo2_rate &= ~((u16)0x2);
lq_sta->active_mimo2_rate <<= IWL_FIRST_OFDM_RATE;
lq_sta->active_mimo2_rate |= BIT(i);
}
}
/* TODO: avoid MCS9 in 20Mhz which isn't valid for 11ac */
lq_sta->is_vht = true;
}
IWL_DEBUG_RATE(mvm,
"SISO-RATE=%X MIMO2-RATE=%X\n",
"SISO-RATE=%X MIMO2-RATE=%X VHT=%d\n",
lq_sta->active_siso_rate,
lq_sta->active_mimo2_rate);
lq_sta->active_mimo2_rate,
lq_sta->is_vht);
/* These values will be overridden later */
lq_sta->lq.single_stream_ant_msk =
......@@ -2358,6 +2368,7 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
}
static void rs_fill_link_cmd(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct iwl_lq_sta *lq_sta, u32 new_rate)
{
struct iwl_scale_tbl_info tbl_type;
......@@ -2429,7 +2440,6 @@ static void rs_fill_link_cmd(struct iwl_mvm *mvm,
rs_get_tbl_info_from_mcs(new_rate, lq_sta->band, &tbl_type,
&rate_idx);
/* Indicate to uCode which entries might be MIMO.
* If initial rate was MIMO, this will finally end up
* as (IWL_HT_NUMBER_TRY * 2), after 2nd pass, otherwise 0. */
......@@ -2455,7 +2465,9 @@ static void rs_fill_link_cmd(struct iwl_mvm *mvm,
}
/* Don't allow HT rates after next pass.
* rs_get_lower_rate() will change type to LQ_A or LQ_G. */
* rs_get_lower_rate() will change type to LQ_LEGACY_A
* or LQ_LEGACY_G.
*/
use_ht_possible = 0;
/* Override next rate if needed for debug purposes */
......@@ -2474,12 +2486,9 @@ static void rs_fill_link_cmd(struct iwl_mvm *mvm,
lq_cmd->agg_time_limit =
cpu_to_le16(LINK_QUAL_AGG_TIME_LIMIT_DEF);
/*
* overwrite if needed, pass aggregation time limit
* to uCode in uSec - This is racy - but heh, at least it helps...
*/
if (mvm && BT_MBOX_MSG(&mvm->last_bt_notif, 3, TRAFFIC_LOAD) >= 2)
lq_cmd->agg_time_limit = cpu_to_le16(1200);
if (sta)
lq_cmd->agg_time_limit =
cpu_to_le16(iwl_mvm_bt_coex_agg_time_limit(mvm, sta));
}
static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
......@@ -2586,16 +2595,18 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
(iwl_fw_valid_tx_ant(mvm->fw) & ANT_B) ? "ANT_B," : "",
(iwl_fw_valid_tx_ant(mvm->fw) & ANT_C) ? "ANT_C" : "");
desc += sprintf(buff+desc, "lq type %s\n",
(is_legacy(tbl->lq_type)) ? "legacy" : "HT");
if (is_Ht(tbl->lq_type)) {
(is_legacy(tbl->lq_type)) ? "legacy" :
is_vht(tbl->lq_type) ? "VHT" : "HT");
if (is_ht(tbl->lq_type)) {
desc += sprintf(buff+desc, " %s",
(is_siso(tbl->lq_type)) ? "SISO" : "MIMO2");
desc += sprintf(buff+desc, " %s",
(tbl->is_ht40) ? "40MHz" : "20MHz");
desc += sprintf(buff+desc, " %s %s %s\n",
(is_ht20(tbl)) ? "20MHz" :
(is_ht40(tbl)) ? "40MHz" :
(is_ht80(tbl)) ? "80Mhz" : "BAD BW");
desc += sprintf(buff+desc, " %s %s\n",
(tbl->is_SGI) ? "SGI" : "",
(lq_sta->is_green) ? "GF enabled" : "",
(lq_sta->is_agg) ? "AGG on" : "");
(lq_sta->is_agg) ? "AGG on" : "");
}
desc += sprintf(buff+desc, "last tx rate=0x%X\n",
lq_sta->last_rate_n_flags);
......@@ -2653,7 +2664,7 @@ static ssize_t rs_sta_dbgfs_stats_table_read(struct file *file,
int desc = 0;
int i, j;
ssize_t ret;
struct iwl_scale_tbl_info *tbl;
struct iwl_lq_sta *lq_sta = file->private_data;
buff = kmalloc(1024, GFP_KERNEL);
......@@ -2661,21 +2672,23 @@ static ssize_t rs_sta_dbgfs_stats_table_read(struct file *file,
return -ENOMEM;
for (i = 0; i < LQ_SIZE; i++) {
tbl = &(lq_sta->lq_info[i]);
desc += sprintf(buff+desc,
"%s type=%d SGI=%d HT40=%d DUP=0 GF=%d\n"
"%s type=%d SGI=%d BW=%s DUP=0\n"
"rate=0x%X\n",
lq_sta->active_tbl == i ? "*" : "x",
lq_sta->lq_info[i].lq_type,
lq_sta->lq_info[i].is_SGI,
lq_sta->lq_info[i].is_ht40,
lq_sta->is_green,
lq_sta->lq_info[i].current_rate);
tbl->lq_type,
tbl->is_SGI,
is_ht20(tbl) ? "20Mhz" :
is_ht40(tbl) ? "40Mhz" :
is_ht80(tbl) ? "80Mhz" : "ERR",
tbl->current_rate);
for (j = 0; j < IWL_RATE_COUNT; j++) {
desc += sprintf(buff+desc,
"counter=%d success=%d %%=%d\n",
lq_sta->lq_info[i].win[j].counter,
lq_sta->lq_info[i].win[j].success_counter,
lq_sta->lq_info[i].win[j].success_ratio);
tbl->win[j].counter,
tbl->win[j].success_counter,
tbl->win[j].success_ratio);
}
}
ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc);
......
drivers/net/wireless/iwlwifi/mvm/rs.h
View file @ 444474dd
......@@ -35,9 +35,11 @@
#include "iwl-trans.h"
struct iwl_rs_rate_info {
u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
u8 plcp_ht_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
u8 plcp_ht_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
u8 plcp_vht_siso;
u8 plcp_vht_mimo2;
u8 prev_rs; /* previous rate used in rs algo */
u8 next_rs; /* next rate used in rs algo */
};
......@@ -83,35 +85,52 @@ enum {
#define IWL_RATE_11M_MASK (1 << IWL_RATE_11M_INDEX)
/* uCode API values for OFDM high-throughput (HT) bit rates */
/* uCode API values for HT/VHT bit rates */
enum {
IWL_RATE_SISO_6M_PLCP = 0,
IWL_RATE_SISO_12M_PLCP = 1,
IWL_RATE_SISO_18M_PLCP = 2,
IWL_RATE_SISO_24M_PLCP = 3,
IWL_RATE_SISO_36M_PLCP = 4,
IWL_RATE_SISO_48M_PLCP = 5,
IWL_RATE_SISO_54M_PLCP = 6,
IWL_RATE_SISO_60M_PLCP = 7,
IWL_RATE_MIMO2_6M_PLCP = 0x8,
IWL_RATE_MIMO2_12M_PLCP = 0x9,
IWL_RATE_MIMO2_18M_PLCP = 0xa,
IWL_RATE_MIMO2_24M_PLCP = 0xb,
IWL_RATE_MIMO2_36M_PLCP = 0xc,
IWL_RATE_MIMO2_48M_PLCP = 0xd,
IWL_RATE_MIMO2_54M_PLCP = 0xe,
IWL_RATE_MIMO2_60M_PLCP = 0xf,
IWL_RATE_MIMO3_6M_PLCP = 0x10,
IWL_RATE_MIMO3_12M_PLCP = 0x11,
IWL_RATE_MIMO3_18M_PLCP = 0x12,
IWL_RATE_MIMO3_24M_PLCP = 0x13,
IWL_RATE_MIMO3_36M_PLCP = 0x14,
IWL_RATE_MIMO3_48M_PLCP = 0x15,
IWL_RATE_MIMO3_54M_PLCP = 0x16,
IWL_RATE_MIMO3_60M_PLCP = 0x17,
IWL_RATE_SISO_INVM_PLCP,
IWL_RATE_MIMO2_INVM_PLCP = IWL_RATE_SISO_INVM_PLCP,
IWL_RATE_MIMO3_INVM_PLCP = IWL_RATE_SISO_INVM_PLCP,
IWL_RATE_HT_SISO_MCS_0_PLCP = 0,
IWL_RATE_HT_SISO_MCS_1_PLCP = 1,
IWL_RATE_HT_SISO_MCS_2_PLCP = 2,
IWL_RATE_HT_SISO_MCS_3_PLCP = 3,
IWL_RATE_HT_SISO_MCS_4_PLCP = 4,
IWL_RATE_HT_SISO_MCS_5_PLCP = 5,
IWL_RATE_HT_SISO_MCS_6_PLCP = 6,
IWL_RATE_HT_SISO_MCS_7_PLCP = 7,
IWL_RATE_HT_MIMO2_MCS_0_PLCP = 0x8,
IWL_RATE_HT_MIMO2_MCS_1_PLCP = 0x9,
IWL_RATE_HT_MIMO2_MCS_2_PLCP = 0xA,
IWL_RATE_HT_MIMO2_MCS_3_PLCP = 0xB,
IWL_RATE_HT_MIMO2_MCS_4_PLCP = 0xC,
IWL_RATE_HT_MIMO2_MCS_5_PLCP = 0xD,
IWL_RATE_HT_MIMO2_MCS_6_PLCP = 0xE,
IWL_RATE_HT_MIMO2_MCS_7_PLCP = 0xF,
IWL_RATE_VHT_SISO_MCS_0_PLCP = 0,
IWL_RATE_VHT_SISO_MCS_1_PLCP = 1,
IWL_RATE_VHT_SISO_MCS_2_PLCP = 2,
IWL_RATE_VHT_SISO_MCS_3_PLCP = 3,
IWL_RATE_VHT_SISO_MCS_4_PLCP = 4,
IWL_RATE_VHT_SISO_MCS_5_PLCP = 5,
IWL_RATE_VHT_SISO_MCS_6_PLCP = 6,
IWL_RATE_VHT_SISO_MCS_7_PLCP = 7,
IWL_RATE_VHT_SISO_MCS_8_PLCP = 8,
IWL_RATE_VHT_SISO_MCS_9_PLCP = 9,
IWL_RATE_VHT_MIMO2_MCS_0_PLCP = 0x10,
IWL_RATE_VHT_MIMO2_MCS_1_PLCP = 0x11,
IWL_RATE_VHT_MIMO2_MCS_2_PLCP = 0x12,
IWL_RATE_VHT_MIMO2_MCS_3_PLCP = 0x13,
IWL_RATE_VHT_MIMO2_MCS_4_PLCP = 0x14,
IWL_RATE_VHT_MIMO2_MCS_5_PLCP = 0x15,
IWL_RATE_VHT_MIMO2_MCS_6_PLCP = 0x16,
IWL_RATE_VHT_MIMO2_MCS_7_PLCP = 0x17,
IWL_RATE_VHT_MIMO2_MCS_8_PLCP = 0x18,
IWL_RATE_VHT_MIMO2_MCS_9_PLCP = 0x19,
IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_HT_MIMO2_MCS_INV_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_VHT_SISO_MCS_INV_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_VHT_MIMO2_MCS_INV_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_HT_SISO_MCS_8_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_HT_SISO_MCS_9_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_HT_MIMO2_MCS_8_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
IWL_RATE_HT_MIMO2_MCS_9_PLCP = IWL_RATE_HT_SISO_MCS_INV_PLCP,
};
#define IWL_RATES_MASK ((1 << IWL_RATE_COUNT) - 1)
......@@ -139,25 +158,33 @@ enum {
#define IWL_RATE_DECREASE_TH 1920 /* 15% */
/* possible actions when in legacy mode */
#define IWL_LEGACY_SWITCH_ANTENNA1 0
#define IWL_LEGACY_SWITCH_ANTENNA2 1
#define IWL_LEGACY_SWITCH_SISO 2
#define IWL_LEGACY_SWITCH_MIMO2 3
enum {
IWL_LEGACY_SWITCH_ANTENNA,
IWL_LEGACY_SWITCH_SISO,
IWL_LEGACY_SWITCH_MIMO2,
IWL_LEGACY_FIRST_ACTION = IWL_LEGACY_SWITCH_ANTENNA,
IWL_LEGACY_LAST_ACTION = IWL_LEGACY_SWITCH_MIMO2,
};
/* possible actions when in siso mode */
#define IWL_SISO_SWITCH_ANTENNA1 0
#define IWL_SISO_SWITCH_ANTENNA2 1
#define IWL_SISO_SWITCH_MIMO2 2
#define IWL_SISO_SWITCH_GI 3
enum {
IWL_SISO_SWITCH_ANTENNA,
IWL_SISO_SWITCH_MIMO2,
IWL_SISO_SWITCH_GI,
IWL_SISO_FIRST_ACTION = IWL_SISO_SWITCH_ANTENNA,
IWL_SISO_LAST_ACTION = IWL_SISO_SWITCH_GI,
};
/* possible actions when in mimo mode */
#define IWL_MIMO2_SWITCH_ANTENNA1 0
#define IWL_MIMO2_SWITCH_ANTENNA2 1
#define IWL_MIMO2_SWITCH_SISO_A 2
#define IWL_MIMO2_SWITCH_SISO_B 3
#define IWL_MIMO2_SWITCH_GI 4
enum {
IWL_MIMO2_SWITCH_SISO_A,
IWL_MIMO2_SWITCH_SISO_B,
IWL_MIMO2_SWITCH_GI,
IWL_MIMO2_FIRST_ACTION = IWL_MIMO2_SWITCH_SISO_A,
IWL_MIMO2_LAST_ACTION = IWL_MIMO2_SWITCH_GI,
};
#define IWL_MAX_SEARCH IWL_MIMO2_SWITCH_GI
#define IWL_MAX_SEARCH IWL_MIMO2_LAST_ACTION
#define IWL_ACTION_LIMIT 3 /* # possible actions */
......@@ -188,20 +215,31 @@ enum {
enum iwl_table_type {
LQ_NONE,
LQ_G, /* legacy types */
LQ_A,
LQ_SISO, /* high-throughput types */
LQ_MIMO2,
LQ_LEGACY_G, /* legacy types */
LQ_LEGACY_A,
LQ_HT_SISO, /* HT types */
LQ_HT_MIMO2,
LQ_VHT_SISO, /* VHT types */
LQ_VHT_MIMO2,
LQ_MAX,
};
#define is_legacy(tbl) (((tbl) == LQ_G) || ((tbl) == LQ_A))
#define is_siso(tbl) ((tbl) == LQ_SISO)
#define is_mimo2(tbl) ((tbl) == LQ_MIMO2)
#define is_mimo(tbl) is_mimo2(tbl)
#define is_Ht(tbl) (is_siso(tbl) || is_mimo(tbl))
#define is_a_band(tbl) ((tbl) == LQ_A)
#define is_g_and(tbl) ((tbl) == LQ_G)
#define is_legacy(tbl) (((tbl) == LQ_LEGACY_G) || ((tbl) == LQ_LEGACY_A))
#define is_ht_siso(tbl) ((tbl) == LQ_HT_SISO)
#define is_ht_mimo2(tbl) ((tbl) == LQ_HT_MIMO2)
#define is_vht_siso(tbl) ((tbl) == LQ_VHT_SISO)
#define is_vht_mimo2(tbl) ((tbl) == LQ_VHT_MIMO2)
#define is_siso(tbl) (is_ht_siso(tbl) || is_vht_siso(tbl))
#define is_mimo2(tbl) (is_ht_mimo2(tbl) || is_vht_mimo2(tbl))
#define is_mimo(tbl) (is_mimo2(tbl))
#define is_ht(tbl) (is_ht_siso(tbl) || is_ht_mimo2(tbl))
#define is_vht(tbl) (is_vht_siso(tbl) || is_vht_mimo2(tbl))
#define is_a_band(tbl) ((tbl) == LQ_LEGACY_A)
#define is_g_band(tbl) ((tbl) == LQ_LEGACY_G)
#define is_ht20(tbl) (tbl->bw == RATE_MCS_CHAN_WIDTH_20)
#define is_ht40(tbl) (tbl->bw == RATE_MCS_CHAN_WIDTH_40)
#define is_ht80(tbl) (tbl->bw == RATE_MCS_CHAN_WIDTH_80)
#define IWL_MAX_MCS_DISPLAY_SIZE 12
......@@ -232,7 +270,7 @@ struct iwl_scale_tbl_info {
enum iwl_table_type lq_type;
u8 ant_type;
u8 is_SGI; /* 1 = short guard interval */
u8 is_ht40; /* 1 = 40 MHz channel width */
u32 bw; /* channel bandwidth; RATE_MCS_CHAN_WIDTH_XX */
u8 action; /* change modulation; IWL_[LEGACY/SISO/MIMO]_SWITCH_* */
u8 max_search; /* maximun number of tables we can search */
s32 *expected_tpt; /* throughput metrics; expected_tpt_G, etc. */
......@@ -262,7 +300,7 @@ struct iwl_lq_sta {
u64 flush_timer; /* time staying in mode before new search */
u8 action_counter; /* # mode-switch actions tried */
u8 is_green;
bool is_vht;
enum ieee80211_band band;
/* The following are bitmaps of rates; IWL_RATE_6M_MASK, etc. */
......
drivers/net/wireless/iwlwifi/mvm/rx.c
View file @ 444474dd
......@@ -422,6 +422,27 @@ static void iwl_mvm_stat_iterator(void *_data, u8 *mac,
mvmvif->bf_data.ave_beacon_signal = sig;
/* BT Coex */
if (mvmvif->bf_data.bt_coex_min_thold !=
mvmvif->bf_data.bt_coex_max_thold) {
last_event = mvmvif->bf_data.last_bt_coex_event;
if (sig > mvmvif->bf_data.bt_coex_max_thold &&
(last_event <= mvmvif->bf_data.bt_coex_min_thold ||
last_event == 0)) {
mvmvif->bf_data.last_bt_coex_event = sig;
IWL_DEBUG_RX(mvm, "cqm_iterator bt coex high %d\n",
sig);
iwl_mvm_bt_rssi_event(mvm, vif, RSSI_EVENT_HIGH);
} else if (sig < mvmvif->bf_data.bt_coex_min_thold &&
(last_event >= mvmvif->bf_data.bt_coex_max_thold ||
last_event == 0)) {
mvmvif->bf_data.last_bt_coex_event = sig;
IWL_DEBUG_RX(mvm, "cqm_iterator bt coex low %d\n",
sig);
iwl_mvm_bt_rssi_event(mvm, vif, RSSI_EVENT_LOW);
}
}
if (!(vif->driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI))
return;
......
drivers/net/wireless/iwlwifi/mvm/scan.c
View file @ 444474dd
......@@ -74,8 +74,12 @@
static inline __le16 iwl_mvm_scan_rx_chain(struct iwl_mvm *mvm)
{
u16 rx_chain;
u8 rx_ant = iwl_fw_valid_rx_ant(mvm->fw);
u8 rx_ant;
if (mvm->scan_rx_ant != ANT_NONE)
rx_ant = mvm->scan_rx_ant;
else
rx_ant = iwl_fw_valid_rx_ant(mvm->fw);
rx_chain = rx_ant << PHY_RX_CHAIN_VALID_POS;
rx_chain |= rx_ant << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS;
rx_chain |= rx_ant << PHY_RX_CHAIN_FORCE_SEL_POS;
......@@ -133,11 +137,12 @@ iwl_mvm_scan_rate_n_flags(struct iwl_mvm *mvm, enum ieee80211_band band,
* request.
*/
static void iwl_mvm_scan_fill_ssids(struct iwl_scan_cmd *cmd,
struct cfg80211_scan_request *req)
struct cfg80211_scan_request *req,
int first)
{
int fw_idx, req_idx;
for (req_idx = req->n_ssids - 1, fw_idx = 0; req_idx > 0;
for (req_idx = req->n_ssids - 1, fw_idx = 0; req_idx >= first;
req_idx--, fw_idx++) {
cmd->direct_scan[fw_idx].id = WLAN_EID_SSID;
cmd->direct_scan[fw_idx].len = req->ssids[req_idx].ssid_len;
......@@ -153,9 +158,9 @@ static void iwl_mvm_scan_fill_ssids(struct iwl_scan_cmd *cmd,
* just to notify that this scan is active and not passive.
* In order to notify the FW of the number of SSIDs we wish to scan (including
* the zero-length one), we need to set the corresponding bits in chan->type,
* one for each SSID, and set the active bit (first). The first SSID is already
* included in the probe template, so we need to set only req->n_ssids - 1 bits
* in addition to the first bit.
* one for each SSID, and set the active bit (first). If the first SSID is
* already included in the probe template, so we need to set only
* req->n_ssids - 1 bits in addition to the first bit.
*/
static u16 iwl_mvm_get_active_dwell(enum ieee80211_band band, int n_ssids)
{
......@@ -170,7 +175,8 @@ static u16 iwl_mvm_get_passive_dwell(enum ieee80211_band band)
}
static void iwl_mvm_scan_fill_channels(struct iwl_scan_cmd *cmd,
struct cfg80211_scan_request *req)
struct cfg80211_scan_request *req,
bool basic_ssid)
{
u16 passive_dwell = iwl_mvm_get_passive_dwell(req->channels[0]->band);
u16 active_dwell = iwl_mvm_get_active_dwell(req->channels[0]->band,
......@@ -178,10 +184,14 @@ static void iwl_mvm_scan_fill_channels(struct iwl_scan_cmd *cmd,
struct iwl_scan_channel *chan = (struct iwl_scan_channel *)
(cmd->data + le16_to_cpu(cmd->tx_cmd.len));
int i;
int type = BIT(req->n_ssids) - 1;
if (!basic_ssid)
type |= BIT(req->n_ssids);
for (i = 0; i < cmd->channel_count; i++) {
chan->channel = cpu_to_le16(req->channels[i]->hw_value);
chan->type = cpu_to_le32(BIT(req->n_ssids) - 1);
chan->type = cpu_to_le32(type);
if (req->channels[i]->flags & IEEE80211_CHAN_PASSIVE_SCAN)
chan->type &= cpu_to_le32(~SCAN_CHANNEL_TYPE_ACTIVE);
chan->active_dwell = cpu_to_le16(active_dwell);
......@@ -268,6 +278,8 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm,
u32 status;
int ssid_len = 0;
u8 *ssid = NULL;
bool basic_ssid = !(mvm->fw->ucode_capa.flags &
IWL_UCODE_TLV_FLAGS_NO_BASIC_SSID);
lockdep_assert_held(&mvm->mutex);
BUG_ON(mvm->scan_cmd == NULL);
......@@ -302,14 +314,16 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm,
if (req->n_ssids > 0) {
cmd->passive2active = cpu_to_le16(1);
cmd->scan_flags |= SCAN_FLAGS_PASSIVE2ACTIVE;
ssid = req->ssids[0].ssid;
ssid_len = req->ssids[0].ssid_len;
if (basic_ssid) {
ssid = req->ssids[0].ssid;
ssid_len = req->ssids[0].ssid_len;
}
} else {
cmd->passive2active = 0;
cmd->scan_flags &= ~SCAN_FLAGS_PASSIVE2ACTIVE;
}
iwl_mvm_scan_fill_ssids(cmd, req);
iwl_mvm_scan_fill_ssids(cmd, req, basic_ssid ? 1 : 0);
cmd->tx_cmd.tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL);
cmd->tx_cmd.sta_id = mvm->aux_sta.sta_id;
......@@ -326,7 +340,7 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm,
req->ie, req->ie_len,
mvm->fw->ucode_capa.max_probe_length));
iwl_mvm_scan_fill_channels(cmd, req);
iwl_mvm_scan_fill_channels(cmd, req, basic_ssid);
cmd->len = cpu_to_le16(sizeof(struct iwl_scan_cmd) +
le16_to_cpu(cmd->tx_cmd.len) +
......@@ -377,6 +391,21 @@ int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
return 0;
}
int iwl_mvm_rx_sched_scan_results(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_sched_scan_results *notif = (void *)pkt->data;
if (notif->client_bitmap & SCAN_CLIENT_SCHED_SCAN) {
IWL_DEBUG_SCAN(mvm, "Scheduled scan results\n");
ieee80211_sched_scan_results(mvm->hw);
}
return 0;
}
static bool iwl_mvm_scan_abort_notif(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data)
{
......@@ -437,3 +466,406 @@ void iwl_mvm_cancel_scan(struct iwl_mvm *mvm)
out_remove_notif:
iwl_remove_notification(&mvm->notif_wait, &wait_scan_abort);
}
int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
struct iwl_scan_offload_complete *scan_notif = (void *)pkt->data;
IWL_DEBUG_SCAN(mvm, "Scheduled scan completed, status %s\n",
scan_notif->status == IWL_SCAN_OFFLOAD_COMPLETED ?
"completed" : "aborted");
mvm->scan_status = IWL_MVM_SCAN_NONE;
ieee80211_sched_scan_stopped(mvm->hw);
return 0;
}
static void iwl_scan_offload_build_tx_cmd(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct ieee80211_sched_scan_ies *ies,
enum ieee80211_band band,
struct iwl_tx_cmd *cmd,
u8 *data)
{
u16 cmd_len;
cmd->tx_flags = cpu_to_le32(TX_CMD_FLG_SEQ_CTL);
cmd->life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE);
cmd->sta_id = mvm->aux_sta.sta_id;
cmd->rate_n_flags = iwl_mvm_scan_rate_n_flags(mvm, band, false);
cmd_len = iwl_mvm_fill_probe_req((struct ieee80211_mgmt *)data,
vif->addr,
1, NULL, 0,
ies->ie[band], ies->len[band],
SCAN_OFFLOAD_PROBE_REQ_SIZE);
cmd->len = cpu_to_le16(cmd_len);
}
static void iwl_build_scan_cmd(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct cfg80211_sched_scan_request *req,
struct iwl_scan_offload_cmd *scan)
{
scan->channel_count =
mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels +
mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels;
scan->quiet_time = cpu_to_le16(IWL_ACTIVE_QUIET_TIME);
scan->quiet_plcp_th = cpu_to_le16(IWL_PLCP_QUIET_THRESH);
scan->good_CRC_th = IWL_GOOD_CRC_TH_DEFAULT;
scan->rx_chain = iwl_mvm_scan_rx_chain(mvm);
scan->max_out_time = cpu_to_le32(200 * 1024);
scan->suspend_time = iwl_mvm_scan_suspend_time(vif);
scan->filter_flags |= cpu_to_le32(MAC_FILTER_ACCEPT_GRP |
MAC_FILTER_IN_BEACON);
scan->scan_type = cpu_to_le32(SCAN_TYPE_BACKGROUND);
scan->rep_count = cpu_to_le32(1);
}
static int iwl_ssid_exist(u8 *ssid, u8 ssid_len, struct iwl_ssid_ie *ssid_list)
{
int i;
for (i = 0; i < PROBE_OPTION_MAX; i++) {
if (!ssid_list[i].len)
break;
if (ssid_list[i].len == ssid_len &&
!memcmp(ssid_list->ssid, ssid, ssid_len))
return i;
}
return -1;
}
static void iwl_scan_offload_build_ssid(struct cfg80211_sched_scan_request *req,
struct iwl_scan_offload_cmd *scan,
u32 *ssid_bitmap)
{
int i, j;
int index;
/*
* copy SSIDs from match list.
* iwl_config_sched_scan_profiles() uses the order of these ssids to
* config match list.
*/
for (i = 0; i < req->n_match_sets && i < PROBE_OPTION_MAX; i++) {
scan->direct_scan[i].id = WLAN_EID_SSID;
scan->direct_scan[i].len = req->match_sets[i].ssid.ssid_len;
memcpy(scan->direct_scan[i].ssid, req->match_sets[i].ssid.ssid,
scan->direct_scan[i].len);
}
/* add SSIDs from scan SSID list */
*ssid_bitmap = 0;
for (j = 0; j < req->n_ssids && i < PROBE_OPTION_MAX; j++) {
index = iwl_ssid_exist(req->ssids[j].ssid,
req->ssids[j].ssid_len,
scan->direct_scan);
if (index < 0) {
if (!req->ssids[j].ssid_len)
continue;
scan->direct_scan[i].id = WLAN_EID_SSID;
scan->direct_scan[i].len = req->ssids[j].ssid_len;
memcpy(scan->direct_scan[i].ssid, req->ssids[j].ssid,
scan->direct_scan[i].len);
*ssid_bitmap |= BIT(i + 1);
i++;
} else {
*ssid_bitmap |= BIT(index + 1);
}
}
}
static void iwl_build_channel_cfg(struct iwl_mvm *mvm,
struct cfg80211_sched_scan_request *req,
struct iwl_scan_channel_cfg *channels,
enum ieee80211_band band,
int *head, int *tail,
u32 ssid_bitmap)
{
struct ieee80211_supported_band *s_band;
int n_probes = req->n_ssids;
int n_channels = req->n_channels;
u8 active_dwell, passive_dwell;
int i, j, index = 0;
bool partial;
/*
* We have to configure all supported channels, even if we don't want to
* scan on them, but we have to send channels in the order that we want
* to scan. So add requested channels to head of the list and others to
* the end.
*/
active_dwell = iwl_mvm_get_active_dwell(band, n_probes);
passive_dwell = iwl_mvm_get_passive_dwell(band);
s_band = &mvm->nvm_data->bands[band];
for (i = 0; i < s_band->n_channels && *head <= *tail; i++) {
partial = false;
for (j = 0; j < n_channels; j++)
if (s_band->channels[i].center_freq ==
req->channels[j]->center_freq) {
index = *head;
(*head)++;
/*
* Channels that came with the request will be
* in partial scan .
*/
partial = true;
break;
}
if (!partial) {
index = *tail;
(*tail)--;
}
channels->channel_number[index] =
cpu_to_le16(ieee80211_frequency_to_channel(
s_band->channels[i].center_freq));
channels->dwell_time[index][0] = active_dwell;
channels->dwell_time[index][1] = passive_dwell;
channels->iter_count[index] = cpu_to_le16(1);
channels->iter_interval[index] = 0;
if (!(s_band->channels[i].flags & IEEE80211_CHAN_PASSIVE_SCAN))
channels->type[index] |=
cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_ACTIVE);
channels->type[index] |=
cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_FULL);
if (partial)
channels->type[index] |=
cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_PARTIAL);
if (s_band->channels[i].flags & IEEE80211_CHAN_NO_HT40)
channels->type[index] |=
cpu_to_le32(IWL_SCAN_OFFLOAD_CHANNEL_NARROW);
/* scan for all SSIDs from req->ssids */
channels->type[index] |= cpu_to_le32(ssid_bitmap);
}
}
int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct cfg80211_sched_scan_request *req,
struct ieee80211_sched_scan_ies *ies)
{
int supported_bands = 0;
int band_2ghz = mvm->nvm_data->bands[IEEE80211_BAND_2GHZ].n_channels;
int band_5ghz = mvm->nvm_data->bands[IEEE80211_BAND_5GHZ].n_channels;
int head = 0;
int tail = band_2ghz + band_5ghz;
u32 ssid_bitmap;
int cmd_len;
int ret;
struct iwl_scan_offload_cfg *scan_cfg;
struct iwl_host_cmd cmd = {
.id = SCAN_OFFLOAD_CONFIG_CMD,
.flags = CMD_SYNC,
};
lockdep_assert_held(&mvm->mutex);
if (band_2ghz)
supported_bands++;
if (band_5ghz)
supported_bands++;
cmd_len = sizeof(struct iwl_scan_offload_cfg) +
supported_bands * SCAN_OFFLOAD_PROBE_REQ_SIZE;
scan_cfg = kzalloc(cmd_len, GFP_KERNEL);
if (!scan_cfg)
return -ENOMEM;
iwl_build_scan_cmd(mvm, vif, req, &scan_cfg->scan_cmd);
scan_cfg->scan_cmd.len = cpu_to_le16(cmd_len);
iwl_scan_offload_build_ssid(req, &scan_cfg->scan_cmd, &ssid_bitmap);
/* build tx frames for supported bands */
if (band_2ghz) {
iwl_scan_offload_build_tx_cmd(mvm, vif, ies,
IEEE80211_BAND_2GHZ,
&scan_cfg->scan_cmd.tx_cmd[0],
scan_cfg->data);
iwl_build_channel_cfg(mvm, req, &scan_cfg->channel_cfg,
IEEE80211_BAND_2GHZ, &head, &tail,
ssid_bitmap);
}
if (band_5ghz) {
iwl_scan_offload_build_tx_cmd(mvm, vif, ies,
IEEE80211_BAND_5GHZ,
&scan_cfg->scan_cmd.tx_cmd[1],
scan_cfg->data +
SCAN_OFFLOAD_PROBE_REQ_SIZE);
iwl_build_channel_cfg(mvm, req, &scan_cfg->channel_cfg,
IEEE80211_BAND_5GHZ, &head, &tail,
ssid_bitmap);
}
cmd.data[0] = scan_cfg;
cmd.len[0] = cmd_len;
cmd.dataflags[0] = IWL_HCMD_DFL_NOCOPY;
IWL_DEBUG_SCAN(mvm, "Sending scheduled scan config\n");
ret = iwl_mvm_send_cmd(mvm, &cmd);
kfree(scan_cfg);
return ret;
}
int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm,
struct cfg80211_sched_scan_request *req)
{
struct iwl_scan_offload_profile *profile;
struct iwl_scan_offload_profile_cfg *profile_cfg;
struct iwl_scan_offload_blacklist *blacklist;
struct iwl_host_cmd cmd = {
.id = SCAN_OFFLOAD_UPDATE_PROFILES_CMD,
.flags = CMD_SYNC,
.len[1] = sizeof(*profile_cfg),
.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
.dataflags[1] = IWL_HCMD_DFL_NOCOPY,
};
int blacklist_len;
int i;
int ret;
if (WARN_ON(req->n_match_sets > IWL_SCAN_MAX_PROFILES))
return -EIO;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_SHORT_BL)
blacklist_len = IWL_SCAN_SHORT_BLACKLIST_LEN;
else
blacklist_len = IWL_SCAN_MAX_BLACKLIST_LEN;
blacklist = kzalloc(sizeof(*blacklist) * blacklist_len, GFP_KERNEL);
if (!blacklist)
return -ENOMEM;
profile_cfg = kzalloc(sizeof(*profile_cfg), GFP_KERNEL);
if (!profile_cfg) {
ret = -ENOMEM;
goto free_blacklist;
}
cmd.data[0] = blacklist;
cmd.len[0] = sizeof(*blacklist) * blacklist_len;
cmd.data[1] = profile_cfg;
/* No blacklist configuration */
profile_cfg->num_profiles = req->n_match_sets;
profile_cfg->active_clients = SCAN_CLIENT_SCHED_SCAN;
profile_cfg->pass_match = SCAN_CLIENT_SCHED_SCAN;
profile_cfg->match_notify = SCAN_CLIENT_SCHED_SCAN;
for (i = 0; i < req->n_match_sets; i++) {
profile = &profile_cfg->profiles[i];
profile->ssid_index = i;
/* Support any cipher and auth algorithm */
profile->unicast_cipher = 0xff;
profile->auth_alg = 0xff;
profile->network_type = IWL_NETWORK_TYPE_ANY;
profile->band_selection = IWL_SCAN_OFFLOAD_SELECT_ANY;
profile->client_bitmap = SCAN_CLIENT_SCHED_SCAN;
}
IWL_DEBUG_SCAN(mvm, "Sending scheduled scan profile config\n");
ret = iwl_mvm_send_cmd(mvm, &cmd);
kfree(profile_cfg);
free_blacklist:
kfree(blacklist);
return ret;
}
int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm,
struct cfg80211_sched_scan_request *req)
{
struct iwl_scan_offload_req scan_req = {
.watchdog = IWL_SCHED_SCAN_WATCHDOG,
.schedule_line[0].iterations = IWL_FAST_SCHED_SCAN_ITERATIONS,
.schedule_line[0].delay = req->interval / 1000,
.schedule_line[0].full_scan_mul = 1,
.schedule_line[1].iterations = 0xff,
.schedule_line[1].delay = req->interval / 1000,
.schedule_line[1].full_scan_mul = IWL_FULL_SCAN_MULTIPLIER,
};
if (req->n_match_sets && req->match_sets[0].ssid.ssid_len) {
IWL_DEBUG_SCAN(mvm,
"Sending scheduled scan with filtering, filter len %d\n",
req->n_match_sets);
scan_req.flags |=
cpu_to_le16(IWL_SCAN_OFFLOAD_FLAG_FILTER_SSID);
} else {
IWL_DEBUG_SCAN(mvm,
"Sending Scheduled scan without filtering\n");
}
return iwl_mvm_send_cmd_pdu(mvm, SCAN_OFFLOAD_REQUEST_CMD, CMD_SYNC,
sizeof(scan_req), &scan_req);
}
static int iwl_mvm_send_sched_scan_abort(struct iwl_mvm *mvm)
{
int ret;
struct iwl_host_cmd cmd = {
.id = SCAN_OFFLOAD_ABORT_CMD,
.flags = CMD_SYNC,
};
u32 status;
/* Exit instantly with error when device is not ready
* to receive scan abort command or it does not perform
* scheduled scan currently */
if (mvm->scan_status != IWL_MVM_SCAN_SCHED)
return -EIO;
ret = iwl_mvm_send_cmd_status(mvm, &cmd, &status);
if (ret)
return ret;
if (status != CAN_ABORT_STATUS) {
/*
* The scan abort will return 1 for success or
* 2 for "failure". A failure condition can be
* due to simply not being in an active scan which
* can occur if we send the scan abort before the
* microcode has notified us that a scan is completed.
*/
IWL_DEBUG_SCAN(mvm, "SCAN OFFLOAD ABORT ret %d.\n", status);
ret = -EIO;
}
return ret;
}
void iwl_mvm_sched_scan_stop(struct iwl_mvm *mvm)
{
int ret;
lockdep_assert_held(&mvm->mutex);
if (mvm->scan_status != IWL_MVM_SCAN_SCHED) {
IWL_DEBUG_SCAN(mvm, "No offloaded scan to stop\n");
return;
}
ret = iwl_mvm_send_sched_scan_abort(mvm);
if (ret)
IWL_DEBUG_SCAN(mvm, "Send stop offload scan failed %d\n", ret);
else
IWL_DEBUG_SCAN(mvm, "Successfully sent stop offload scan\n");
}
drivers/net/wireless/iwlwifi/mvm/sta.c
View file @ 444474dd
......@@ -66,6 +66,115 @@
#include "sta.h"
#include "rs.h"
static void iwl_mvm_add_sta_cmd_v6_to_v5(struct iwl_mvm_add_sta_cmd_v6 *cmd_v6,
struct iwl_mvm_add_sta_cmd_v5 *cmd_v5)
{
memset(cmd_v5, 0, sizeof(*cmd_v5));
cmd_v5->add_modify = cmd_v6->add_modify;
cmd_v5->tid_disable_tx = cmd_v6->tid_disable_tx;
cmd_v5->mac_id_n_color = cmd_v6->mac_id_n_color;
memcpy(cmd_v5->addr, cmd_v6->addr, ETH_ALEN);
cmd_v5->sta_id = cmd_v6->sta_id;
cmd_v5->modify_mask = cmd_v6->modify_mask;
cmd_v5->station_flags = cmd_v6->station_flags;
cmd_v5->station_flags_msk = cmd_v6->station_flags_msk;
cmd_v5->add_immediate_ba_tid = cmd_v6->add_immediate_ba_tid;
cmd_v5->remove_immediate_ba_tid = cmd_v6->remove_immediate_ba_tid;
cmd_v5->add_immediate_ba_ssn = cmd_v6->add_immediate_ba_ssn;
cmd_v5->sleep_tx_count = cmd_v6->sleep_tx_count;
cmd_v5->sleep_state_flags = cmd_v6->sleep_state_flags;
cmd_v5->assoc_id = cmd_v6->assoc_id;
cmd_v5->beamform_flags = cmd_v6->beamform_flags;
cmd_v5->tfd_queue_msk = cmd_v6->tfd_queue_msk;
}
static void
iwl_mvm_add_sta_key_to_add_sta_cmd_v5(struct iwl_mvm_add_sta_key_cmd *key_cmd,
struct iwl_mvm_add_sta_cmd_v5 *sta_cmd,
u32 mac_id_n_color)
{
memset(sta_cmd, 0, sizeof(*sta_cmd));
sta_cmd->sta_id = key_cmd->sta_id;
sta_cmd->add_modify = STA_MODE_MODIFY;
sta_cmd->modify_mask = STA_MODIFY_KEY;
sta_cmd->mac_id_n_color = cpu_to_le32(mac_id_n_color);
sta_cmd->key.key_offset = key_cmd->key_offset;
sta_cmd->key.key_flags = key_cmd->key_flags;
memcpy(sta_cmd->key.key, key_cmd->key, sizeof(sta_cmd->key.key));
sta_cmd->key.tkip_rx_tsc_byte2 = key_cmd->tkip_rx_tsc_byte2;
memcpy(sta_cmd->key.tkip_rx_ttak, key_cmd->tkip_rx_ttak,
sizeof(sta_cmd->key.tkip_rx_ttak));
}
static int iwl_mvm_send_add_sta_cmd_status(struct iwl_mvm *mvm,
struct iwl_mvm_add_sta_cmd_v6 *cmd,
int *status)
{
struct iwl_mvm_add_sta_cmd_v5 cmd_v5;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD)
return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(*cmd),
cmd, status);
iwl_mvm_add_sta_cmd_v6_to_v5(cmd, &cmd_v5);
return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd_v5),
&cmd_v5, status);
}
static int iwl_mvm_send_add_sta_cmd(struct iwl_mvm *mvm, u32 flags,
struct iwl_mvm_add_sta_cmd_v6 *cmd)
{
struct iwl_mvm_add_sta_cmd_v5 cmd_v5;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD)
return iwl_mvm_send_cmd_pdu(mvm, ADD_STA, flags,
sizeof(*cmd), cmd);
iwl_mvm_add_sta_cmd_v6_to_v5(cmd, &cmd_v5);
return iwl_mvm_send_cmd_pdu(mvm, ADD_STA, flags, sizeof(cmd_v5),
&cmd_v5);
}
static int
iwl_mvm_send_add_sta_key_cmd_status(struct iwl_mvm *mvm,
struct iwl_mvm_add_sta_key_cmd *cmd,
u32 mac_id_n_color,
int *status)
{
struct iwl_mvm_add_sta_cmd_v5 sta_cmd;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD)
return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA_KEY,
sizeof(*cmd), cmd, status);
iwl_mvm_add_sta_key_to_add_sta_cmd_v5(cmd, &sta_cmd, mac_id_n_color);
return iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(sta_cmd),
&sta_cmd, status);
}
static int iwl_mvm_send_add_sta_key_cmd(struct iwl_mvm *mvm,
u32 flags,
struct iwl_mvm_add_sta_key_cmd *cmd,
u32 mac_id_n_color)
{
struct iwl_mvm_add_sta_cmd_v5 sta_cmd;
if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_STA_KEY_CMD)
return iwl_mvm_send_cmd_pdu(mvm, ADD_STA_KEY, flags,
sizeof(*cmd), cmd);
iwl_mvm_add_sta_key_to_add_sta_cmd_v5(cmd, &sta_cmd, mac_id_n_color);
return iwl_mvm_send_cmd_pdu(mvm, ADD_STA, flags, sizeof(sta_cmd),
&sta_cmd);
}
static int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm)
{
int sta_id;
......@@ -87,7 +196,7 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
bool update)
{
struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd add_sta_cmd;
struct iwl_mvm_add_sta_cmd_v6 add_sta_cmd;
int ret;
u32 status;
u32 agg_size = 0, mpdu_dens = 0;
......@@ -175,8 +284,7 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
cpu_to_le32(mpdu_dens << STA_FLG_AGG_MPDU_DENS_SHIFT);
status = ADD_STA_SUCCESS;
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(add_sta_cmd),
&add_sta_cmd, &status);
ret = iwl_mvm_send_add_sta_cmd_status(mvm, &add_sta_cmd, &status);
if (ret)
return ret;
......@@ -229,8 +337,12 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
if (vif->hw_queue[i] != IEEE80211_INVAL_HW_QUEUE)
mvm_sta->tfd_queue_msk |= BIT(vif->hw_queue[i]);
/* for HW restart - need to reset the seq_number etc... */
memset(mvm_sta->tid_data, 0, sizeof(mvm_sta->tid_data));
/* for HW restart - reset everything but the sequence number */
for (i = 0; i < IWL_MAX_TID_COUNT; i++) {
u16 seq = mvm_sta->tid_data[i].seq_number;
memset(&mvm_sta->tid_data[i], 0, sizeof(mvm_sta->tid_data[i]));
mvm_sta->tid_data[i].seq_number = seq;
}
ret = iwl_mvm_sta_send_to_fw(mvm, sta, false);
if (ret)
......@@ -256,7 +368,7 @@ int iwl_mvm_update_sta(struct iwl_mvm *mvm,
int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,
bool drain)
{
struct iwl_mvm_add_sta_cmd cmd = {};
struct iwl_mvm_add_sta_cmd_v6 cmd = {};
int ret;
u32 status;
......@@ -269,8 +381,7 @@ int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,
cmd.station_flags_msk = cpu_to_le32(STA_FLG_DRAIN_FLOW);
status = ADD_STA_SUCCESS;
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd),
&cmd, &status);
ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status);
if (ret)
return ret;
......@@ -469,13 +580,13 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm,
const u8 *addr,
u16 mac_id, u16 color)
{
struct iwl_mvm_add_sta_cmd cmd;
struct iwl_mvm_add_sta_cmd_v6 cmd;
int ret;
u32 status;
lockdep_assert_held(&mvm->mutex);
memset(&cmd, 0, sizeof(struct iwl_mvm_add_sta_cmd));
memset(&cmd, 0, sizeof(struct iwl_mvm_add_sta_cmd_v6));
cmd.sta_id = sta->sta_id;
cmd.mac_id_n_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mac_id,
color));
......@@ -485,8 +596,7 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm,
if (addr)
memcpy(cmd.addr, addr, ETH_ALEN);
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd),
&cmd, &status);
ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status);
if (ret)
return ret;
......@@ -534,10 +644,14 @@ int iwl_mvm_send_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_int_sta *bsta)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
static const u8 baddr[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
static const u8 _baddr[] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
static const u8 *baddr = _baddr;
lockdep_assert_held(&mvm->mutex);
if (vif->type == NL80211_IFTYPE_ADHOC)
baddr = vif->bss_conf.bssid;
if (WARN_ON_ONCE(bsta->sta_id == IWL_MVM_STATION_COUNT))
return -ENOSPC;
......@@ -614,7 +728,7 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
int tid, u16 ssn, bool start)
{
struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd cmd = {};
struct iwl_mvm_add_sta_cmd_v6 cmd = {};
int ret;
u32 status;
......@@ -638,8 +752,7 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
STA_MODIFY_REMOVE_BA_TID;
status = ADD_STA_SUCCESS;
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd),
&cmd, &status);
ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status);
if (ret)
return ret;
......@@ -674,7 +787,7 @@ static int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
int tid, u8 queue, bool start)
{
struct iwl_mvm_sta *mvm_sta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd cmd = {};
struct iwl_mvm_add_sta_cmd_v6 cmd = {};
int ret;
u32 status;
......@@ -696,8 +809,7 @@ static int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
cmd.tid_disable_tx = cpu_to_le16(mvm_sta->tid_disable_agg);
status = ADD_STA_SUCCESS;
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd),
&cmd, &status);
ret = iwl_mvm_send_add_sta_cmd_status(mvm, &cmd, &status);
if (ret)
return ret;
......@@ -743,13 +855,13 @@ int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
lockdep_assert_held(&mvm->mutex);
for (txq_id = IWL_MVM_FIRST_AGG_QUEUE;
txq_id <= IWL_MVM_LAST_AGG_QUEUE; txq_id++)
for (txq_id = mvm->first_agg_queue;
txq_id <= mvm->last_agg_queue; txq_id++)
if (mvm->queue_to_mac80211[txq_id] ==
IWL_INVALID_MAC80211_QUEUE)
break;
if (txq_id > IWL_MVM_LAST_AGG_QUEUE) {
if (txq_id > mvm->last_agg_queue) {
IWL_ERR(mvm, "Failed to allocate agg queue\n");
return -EIO;
}
......@@ -987,10 +1099,11 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm,
u32 cmd_flags)
{
__le16 key_flags;
struct iwl_mvm_add_sta_cmd cmd = {};
struct iwl_mvm_add_sta_key_cmd cmd = {};
int ret, status;
u16 keyidx;
int i;
u32 mac_id_n_color = mvm_sta->mac_id_n_color;
keyidx = (keyconf->keyidx << STA_KEY_FLG_KEYID_POS) &
STA_KEY_FLG_KEYID_MSK;
......@@ -1000,14 +1113,14 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm,
switch (keyconf->cipher) {
case WLAN_CIPHER_SUITE_TKIP:
key_flags |= cpu_to_le16(STA_KEY_FLG_TKIP);
cmd.key.tkip_rx_tsc_byte2 = tkip_iv32;
cmd.tkip_rx_tsc_byte2 = tkip_iv32;
for (i = 0; i < 5; i++)
cmd.key.tkip_rx_ttak[i] = cpu_to_le16(tkip_p1k[i]);
memcpy(cmd.key.key, keyconf->key, keyconf->keylen);
cmd.tkip_rx_ttak[i] = cpu_to_le16(tkip_p1k[i]);
memcpy(cmd.key, keyconf->key, keyconf->keylen);
break;
case WLAN_CIPHER_SUITE_CCMP:
key_flags |= cpu_to_le16(STA_KEY_FLG_CCM);
memcpy(cmd.key.key, keyconf->key, keyconf->keylen);
memcpy(cmd.key, keyconf->key, keyconf->keylen);
break;
default:
WARN_ON(1);
......@@ -1017,20 +1130,18 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm,
if (!(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE))
key_flags |= cpu_to_le16(STA_KEY_MULTICAST);
cmd.mac_id_n_color = cpu_to_le32(mvm_sta->mac_id_n_color);
cmd.key.key_offset = keyconf->hw_key_idx;
cmd.key.key_flags = key_flags;
cmd.add_modify = STA_MODE_MODIFY;
cmd.modify_mask = STA_MODIFY_KEY;
cmd.key_offset = keyconf->hw_key_idx;
cmd.key_flags = key_flags;
cmd.sta_id = sta_id;
status = ADD_STA_SUCCESS;
if (cmd_flags == CMD_SYNC)
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd),
&cmd, &status);
ret = iwl_mvm_send_add_sta_key_cmd_status(mvm, &cmd,
mac_id_n_color,
&status);
else
ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC,
sizeof(cmd), &cmd);
ret = iwl_mvm_send_add_sta_key_cmd(mvm, CMD_ASYNC, &cmd,
mac_id_n_color);
switch (status) {
case ADD_STA_SUCCESS:
......@@ -1197,7 +1308,7 @@ int iwl_mvm_remove_sta_key(struct iwl_mvm *mvm,
struct ieee80211_key_conf *keyconf)
{
struct iwl_mvm_sta *mvm_sta;
struct iwl_mvm_add_sta_cmd cmd = {};
struct iwl_mvm_add_sta_key_cmd cmd = {};
__le16 key_flags;
int ret, status;
u8 sta_id;
......@@ -1252,17 +1363,14 @@ int iwl_mvm_remove_sta_key(struct iwl_mvm *mvm,
if (!(keyconf->flags & IEEE80211_KEY_FLAG_PAIRWISE))
key_flags |= cpu_to_le16(STA_KEY_MULTICAST);
cmd.mac_id_n_color = cpu_to_le32(mvm_sta->mac_id_n_color);
cmd.key.key_flags = key_flags;
cmd.key.key_offset = keyconf->hw_key_idx;
cmd.key_flags = key_flags;
cmd.key_offset = keyconf->hw_key_idx;
cmd.sta_id = sta_id;
cmd.modify_mask = STA_MODIFY_KEY;
cmd.add_modify = STA_MODE_MODIFY;
status = ADD_STA_SUCCESS;
ret = iwl_mvm_send_cmd_pdu_status(mvm, ADD_STA, sizeof(cmd),
&cmd, &status);
ret = iwl_mvm_send_add_sta_key_cmd_status(mvm, &cmd,
mvm_sta->mac_id_n_color,
&status);
switch (status) {
case ADD_STA_SUCCESS:
......@@ -1309,7 +1417,7 @@ void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm,
struct ieee80211_sta *sta)
{
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd cmd = {
struct iwl_mvm_add_sta_cmd_v6 cmd = {
.add_modify = STA_MODE_MODIFY,
.sta_id = mvmsta->sta_id,
.station_flags_msk = cpu_to_le32(STA_FLG_PS),
......@@ -1317,7 +1425,7 @@ void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm,
};
int ret;
ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC, sizeof(cmd), &cmd);
ret = iwl_mvm_send_add_sta_cmd(mvm, CMD_ASYNC, &cmd);
if (ret)
IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret);
}
......@@ -1331,7 +1439,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
(reason == IEEE80211_FRAME_RELEASE_UAPSD) ?
STA_SLEEP_STATE_UAPSD : STA_SLEEP_STATE_PS_POLL;
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd cmd = {
struct iwl_mvm_add_sta_cmd_v6 cmd = {
.add_modify = STA_MODE_MODIFY,
.sta_id = mvmsta->sta_id,
.modify_mask = STA_MODIFY_SLEEPING_STA_TX_COUNT,
......@@ -1346,7 +1454,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
int ret;
/* TODO: somehow the fw doesn't seem to take PS_POLL into account */
ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, CMD_ASYNC, sizeof(cmd), &cmd);
ret = iwl_mvm_send_add_sta_cmd(mvm, CMD_ASYNC, &cmd);
if (ret)
IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret);
}
drivers/net/wireless/iwlwifi/mvm/sta.h
View file @ 444474dd
......@@ -293,10 +293,6 @@ struct iwl_mvm_sta {
struct iwl_lq_sta lq_sta;
struct ieee80211_vif *vif;
#ifdef CONFIG_PM_SLEEP
u16 last_seq_ctl;
#endif
/* Temporary, until the new TLC will control the Tx protection */
s8 tx_protection;
bool tt_tx_protection;
......
drivers/net/wireless/iwlwifi/mvm/testmode.h 0 → 100644
View file @ 444474dd
/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2013 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2013 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __IWL_MVM_TESTMODE_H__
#define __IWL_MVM_TESTMODE_H__
/**
* enum iwl_mvm_testmode_attrs - testmode attributes inside NL80211_ATTR_TESTDATA
* @IWL_MVM_TM_ATTR_UNSPEC: (invalid attribute)
* @IWL_MVM_TM_ATTR_CMD: sub command, see &enum iwl_mvm_testmode_commands (u32)
* @IWL_MVM_TM_ATTR_NOA_DURATION: requested NoA duration (u32)
* @IWL_MVM_TM_ATTR_BEACON_FILTER_STATE: beacon filter state (0 or 1, u32)
*/
enum iwl_mvm_testmode_attrs {
IWL_MVM_TM_ATTR_UNSPEC,
IWL_MVM_TM_ATTR_CMD,
IWL_MVM_TM_ATTR_NOA_DURATION,
IWL_MVM_TM_ATTR_BEACON_FILTER_STATE,
/* keep last */
NUM_IWL_MVM_TM_ATTRS,
IWL_MVM_TM_ATTR_MAX = NUM_IWL_MVM_TM_ATTRS - 1,
};
/**
* enum iwl_mvm_testmode_commands - MVM testmode commands
* @IWL_MVM_TM_CMD_SET_NOA: set NoA on GO vif for testing
* @IWL_MVM_TM_CMD_SET_BEACON_FILTER: turn beacon filtering off/on
*/
enum iwl_mvm_testmode_commands {
IWL_MVM_TM_CMD_SET_NOA,
IWL_MVM_TM_CMD_SET_BEACON_FILTER,
};
#endif /* __IWL_MVM_TESTMODE_H__ */
drivers/net/wireless/iwlwifi/mvm/time-event.c
View file @ 444474dd
......@@ -387,7 +387,8 @@ static int iwl_mvm_time_event_send_add(struct iwl_mvm *mvm,
void iwl_mvm_protect_session(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
u32 duration, u32 min_duration)
u32 duration, u32 min_duration,
u32 max_delay)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm_time_event_data *te_data = &mvmvif->time_event_data;
......@@ -426,7 +427,7 @@ void iwl_mvm_protect_session(struct iwl_mvm *mvm,
cpu_to_le32(iwl_read_prph(mvm->trans, DEVICE_SYSTEM_TIME_REG));
time_cmd.max_frags = TE_V2_FRAG_NONE;
time_cmd.max_delay = cpu_to_le32(500);
time_cmd.max_delay = cpu_to_le32(max_delay);
/* TODO: why do we need to interval = bi if it is not periodic? */
time_cmd.interval = cpu_to_le32(1);
time_cmd.duration = cpu_to_le32(duration);
......
drivers/net/wireless/iwlwifi/mvm/time-event.h
View file @ 444474dd
......@@ -123,6 +123,7 @@
* @duration: the duration of the session in TU.
* @min_duration: will start a new session if the current session will end
* in less than min_duration.
* @max_delay: maximum delay before starting the time event (in TU)
*
* This function can be used to start a session protection which means that the
* fw will stay on the channel for %duration_ms milliseconds. This function
......@@ -133,7 +134,8 @@
*/
void iwl_mvm_protect_session(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
u32 duration, u32 min_duration);
u32 duration, u32 min_duration,
u32 max_delay);
/**
* iwl_mvm_stop_session_protection - cancel the session protection.
......
drivers/net/wireless/iwlwifi/mvm/tx.c
View file @ 444474dd
......@@ -417,7 +417,7 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
spin_unlock(&mvmsta->lock);
if (txq_id < IWL_MVM_FIRST_AGG_QUEUE)
if (txq_id < mvm->first_agg_queue)
atomic_inc(&mvm->pending_frames[mvmsta->sta_id]);
return 0;
......@@ -511,16 +511,10 @@ const char *iwl_mvm_get_tx_fail_reason(u32 status)
}
#endif /* CONFIG_IWLWIFI_DEBUG */
/**
* translate ucode response to mac80211 tx status control values
*/
static void iwl_mvm_hwrate_to_tx_control(u32 rate_n_flags,
struct ieee80211_tx_info *info)
void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags,
enum ieee80211_band band,
struct ieee80211_tx_rate *r)
{
struct ieee80211_tx_rate *r = &info->status.rates[0];
info->status.antenna =
((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
if (rate_n_flags & RATE_HT_MCS_GF_MSK)
r->flags |= IEEE80211_TX_RC_GREEN_FIELD;
switch (rate_n_flags & RATE_MCS_CHAN_WIDTH_MSK) {
......@@ -549,10 +543,23 @@ static void iwl_mvm_hwrate_to_tx_control(u32 rate_n_flags,
r->flags |= IEEE80211_TX_RC_VHT_MCS;
} else {
r->idx = iwl_mvm_legacy_rate_to_mac80211_idx(rate_n_flags,
info->band);
band);
}
}
/**
* translate ucode response to mac80211 tx status control values
*/
static void iwl_mvm_hwrate_to_tx_status(u32 rate_n_flags,
struct ieee80211_tx_info *info)
{
struct ieee80211_tx_rate *r = &info->status.rates[0];
info->status.antenna =
((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
iwl_mvm_hwrate_to_tx_rate(rate_n_flags, info->band, r);
}
static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
struct iwl_rx_packet *pkt)
{
......@@ -602,11 +609,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
}
info->status.rates[0].count = tx_resp->failure_frame + 1;
iwl_mvm_hwrate_to_tx_control(le32_to_cpu(tx_resp->initial_rate),
info);
iwl_mvm_hwrate_to_tx_status(le32_to_cpu(tx_resp->initial_rate),
info);
/* Single frame failure in an AMPDU queue => send BAR */
if (txq_id >= IWL_MVM_FIRST_AGG_QUEUE &&
if (txq_id >= mvm->first_agg_queue &&
!(info->flags & IEEE80211_TX_STAT_ACK))
info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
......@@ -619,7 +626,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
ieee80211_tx_status_ni(mvm->hw, skb);
}
if (txq_id >= IWL_MVM_FIRST_AGG_QUEUE) {
if (txq_id >= mvm->first_agg_queue) {
/* If this is an aggregation queue, we use the ssn since:
* ssn = wifi seq_num % 256.
* The seq_ctl is the sequence control of the packet to which
......@@ -668,10 +675,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
iwl_mvm_check_ratid_empty(mvm, sta, tid);
spin_unlock_bh(&mvmsta->lock);
}
#ifdef CONFIG_PM_SLEEP
mvmsta->last_seq_ctl = seq_ctl;
#endif
} else {
sta = NULL;
mvmsta = NULL;
......@@ -681,7 +684,7 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
* If the txq is not an AMPDU queue, there is no chance we freed
* several skbs. Check that out...
*/
if (txq_id < IWL_MVM_FIRST_AGG_QUEUE && !WARN_ON(skb_freed > 1) &&
if (txq_id < mvm->first_agg_queue && !WARN_ON(skb_freed > 1) &&
atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id])) {
if (mvmsta) {
/*
......@@ -777,7 +780,7 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm,
u16 sequence = le16_to_cpu(pkt->hdr.sequence);
struct ieee80211_sta *sta;
if (WARN_ON_ONCE(SEQ_TO_QUEUE(sequence) < IWL_MVM_FIRST_AGG_QUEUE))
if (WARN_ON_ONCE(SEQ_TO_QUEUE(sequence) < mvm->first_agg_queue))
return;
if (WARN_ON_ONCE(tid == IWL_TID_NON_QOS))
......@@ -904,8 +907,8 @@ int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
info->flags |= IEEE80211_TX_STAT_AMPDU;
info->status.ampdu_ack_len = ba_notif->txed_2_done;
info->status.ampdu_len = ba_notif->txed;
iwl_mvm_hwrate_to_tx_control(tid_data->rate_n_flags,
info);
iwl_mvm_hwrate_to_tx_status(tid_data->rate_n_flags,
info);
}
}
......
drivers/net/wireless/iwlwifi/mvm/utils.c
View file @ 444474dd
......@@ -466,7 +466,7 @@ void iwl_mvm_dump_sram(struct iwl_mvm *mvm)
ofs = img->sec[IWL_UCODE_SECTION_DATA].offset;
len = img->sec[IWL_UCODE_SECTION_DATA].len;
buf = kzalloc(len, GFP_KERNEL);
buf = kzalloc(len, GFP_ATOMIC);
if (!buf)
return;
......
drivers/net/wireless/iwlwifi/pcie/drv.c
View file @ 444474dd
......@@ -258,7 +258,7 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
#endif /* CONFIG_IWLDVM */
#if IS_ENABLED(CONFIG_IWLMVM)
/* 7000 Series */
/* 7260 Series */
{IWL_PCI_DEVICE(0x08B1, 0x4070, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4170, iwl7260_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B1, 0x4060, iwl7260_2n_cfg)},
......@@ -308,6 +308,9 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
{IWL_PCI_DEVICE(0x08B3, 0x8062, iwl3160_n_cfg)},
{IWL_PCI_DEVICE(0x08B4, 0x8270, iwl3160_2ac_cfg)},
{IWL_PCI_DEVICE(0x08B3, 0x8470, iwl3160_2ac_cfg)},
/* 7265 Series */
{IWL_PCI_DEVICE(0x095A, 0x5010, iwl7265_2ac_cfg)},
#endif /* CONFIG_IWLMVM */
{0}
......@@ -349,7 +352,6 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
iwl_drv_stop(trans_pcie->drv);
out_free_trans:
iwl_trans_pcie_free(iwl_trans);
pci_set_drvdata(pdev, NULL);
return ret;
}
......@@ -360,8 +362,6 @@ static void iwl_pci_remove(struct pci_dev *pdev)
iwl_drv_stop(trans_pcie->drv);
iwl_trans_pcie_free(trans);
pci_set_drvdata(pdev, NULL);
}
#ifdef CONFIG_PM_SLEEP
......
drivers/net/wireless/iwlwifi/pcie/trans.c
View file @ 444474dd
......@@ -220,6 +220,9 @@ static int iwl_pcie_apm_init(struct iwl_trans *trans)
iwl_set_bits_prph(trans, APMG_PCIDEV_STT_REG,
APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
/* Clear the interrupt in APMG if the NIC is in RFKILL */
iwl_write_prph(trans, APMG_RTC_INT_STT_REG, APMG_RTC_INT_STT_RFKILL);
set_bit(STATUS_DEVICE_ENABLED, &trans_pcie->status);
out:
......@@ -443,22 +446,138 @@ static int iwl_pcie_load_section(struct iwl_trans *trans, u8 section_num,
return ret;
}
static int iwl_pcie_secure_set(struct iwl_trans *trans, int cpu)
{
int shift_param;
u32 address;
int ret = 0;
if (cpu == 1) {
shift_param = 0;
address = CSR_SECURE_BOOT_CPU1_STATUS_ADDR;
} else {
shift_param = 16;
address = CSR_SECURE_BOOT_CPU2_STATUS_ADDR;
}
/* set CPU to started */
iwl_trans_set_bits_mask(trans,
CSR_UCODE_LOAD_STATUS_ADDR,
CSR_CPU_STATUS_LOADING_STARTED << shift_param,
1);
/* set last complete descriptor number */
iwl_trans_set_bits_mask(trans,
CSR_UCODE_LOAD_STATUS_ADDR,
CSR_CPU_STATUS_NUM_OF_LAST_COMPLETED
<< shift_param,
1);
/* set last loaded block */
iwl_trans_set_bits_mask(trans,
CSR_UCODE_LOAD_STATUS_ADDR,
CSR_CPU_STATUS_NUM_OF_LAST_LOADED_BLOCK
<< shift_param,
1);
/* image loading complete */
iwl_trans_set_bits_mask(trans,
CSR_UCODE_LOAD_STATUS_ADDR,
CSR_CPU_STATUS_LOADING_COMPLETED
<< shift_param,
1);
/* set FH_TCSR_0_REG */
iwl_trans_set_bits_mask(trans, FH_TCSR_0_REG0, 0x00400000, 1);
/* verify image verification started */
ret = iwl_poll_bit(trans, address,
CSR_SECURE_BOOT_CPU_STATUS_VERF_STATUS,
CSR_SECURE_BOOT_CPU_STATUS_VERF_STATUS,
CSR_SECURE_TIME_OUT);
if (ret < 0) {
IWL_ERR(trans, "secure boot process didn't start\n");
return ret;
}
/* wait for image verification to complete */
ret = iwl_poll_bit(trans, address,
CSR_SECURE_BOOT_CPU_STATUS_VERF_COMPLETED,
CSR_SECURE_BOOT_CPU_STATUS_VERF_COMPLETED,
CSR_SECURE_TIME_OUT);
if (ret < 0) {
IWL_ERR(trans, "Time out on secure boot process\n");
return ret;
}
return 0;
}
static int iwl_pcie_load_given_ucode(struct iwl_trans *trans,
const struct fw_img *image)
{
int i, ret = 0;
for (i = 0; i < IWL_UCODE_SECTION_MAX; i++) {
IWL_DEBUG_FW(trans,
"working with %s image\n",
image->is_secure ? "Secured" : "Non Secured");
IWL_DEBUG_FW(trans,
"working with %s CPU\n",
image->is_dual_cpus ? "Dual" : "Single");
/* configure the ucode to be ready to get the secured image */
if (image->is_secure) {
/* set secure boot inspector addresses */
iwl_write32(trans, CSR_SECURE_INSPECTOR_CODE_ADDR, 0);
iwl_write32(trans, CSR_SECURE_INSPECTOR_DATA_ADDR, 0);
/* release CPU1 reset if secure inspector image burned in OTP */
iwl_write32(trans, CSR_RESET, 0);
}
/* load to FW the binary sections of CPU1 */
IWL_DEBUG_INFO(trans, "Loading CPU1\n");
for (i = 0;
i < IWL_UCODE_FIRST_SECTION_OF_SECOND_CPU;
i++) {
if (!image->sec[i].data)
break;
ret = iwl_pcie_load_section(trans, i, &image->sec[i]);
if (ret)
return ret;
}
/* Remove all resets to allow NIC to operate */
iwl_write32(trans, CSR_RESET, 0);
/* configure the ucode to start secure process on CPU1 */
if (image->is_secure) {
/* config CPU1 to start secure protocol */
ret = iwl_pcie_secure_set(trans, 1);
if (ret)
return ret;
} else {
/* Remove all resets to allow NIC to operate */
iwl_write32(trans, CSR_RESET, 0);
}
if (image->is_dual_cpus) {
/* load to FW the binary sections of CPU2 */
IWL_DEBUG_INFO(trans, "working w/ DUAL CPUs - Loading CPU2\n");
for (i = IWL_UCODE_FIRST_SECTION_OF_SECOND_CPU;
i < IWL_UCODE_SECTION_MAX; i++) {
if (!image->sec[i].data)
break;
ret = iwl_pcie_load_section(trans, i, &image->sec[i]);
if (ret)
return ret;
}
if (image->is_secure) {
/* set CPU2 for secure protocol */
ret = iwl_pcie_secure_set(trans, 2);
if (ret)
return ret;
}
}
return 0;
}
......
drivers/net/wireless/iwlwifi/pcie/tx.c
View file @ 444474dd
......@@ -1539,6 +1539,9 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans,
"Clearing HCMD_ACTIVE for command %s\n",
get_cmd_string(trans_pcie, cmd->id));
ret = -ETIMEDOUT;
iwl_op_mode_nic_error(trans->op_mode);
goto cancel;
}
}
......
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