Commit a7d5a3dc authored by Raghu Vatsavayi's avatar Raghu Vatsavayi Committed by David S. Miller

liquidio: Macro replacements

This patch has minor replacements of ACCESS_ONCE macros with
WRITE_ONCE and replacement of BUG_ON with polite version WARN_ON.
Signed-off-by: default avatarDerek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: default avatarSatanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: default avatarFelix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: default avatarRaghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 01fb237a
...@@ -19,26 +19,16 @@ ...@@ -19,26 +19,16 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h"
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "liquidio_image.h"
#include "octeon_mem_ops.h"
int lio_cn6xxx_soft_reset(struct octeon_device *oct) int lio_cn6xxx_soft_reset(struct octeon_device *oct)
{ {
...@@ -547,14 +537,14 @@ static void lio_cn6xxx_get_pcie_qlmport(struct octeon_device *oct) ...@@ -547,14 +537,14 @@ static void lio_cn6xxx_get_pcie_qlmport(struct octeon_device *oct)
dev_dbg(&oct->pci_dev->dev, "Using PCIE Port %d\n", oct->pcie_port); dev_dbg(&oct->pci_dev->dev, "Using PCIE Port %d\n", oct->pcie_port);
} }
void static void
lio_cn6xxx_process_pcie_error_intr(struct octeon_device *oct, u64 intr64) lio_cn6xxx_process_pcie_error_intr(struct octeon_device *oct, u64 intr64)
{ {
dev_err(&oct->pci_dev->dev, "Error Intr: 0x%016llx\n", dev_err(&oct->pci_dev->dev, "Error Intr: 0x%016llx\n",
CVM_CAST64(intr64)); CVM_CAST64(intr64));
} }
int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct) static int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct)
{ {
struct octeon_droq *droq; struct octeon_droq *droq;
int oq_no; int oq_no;
...@@ -579,7 +569,7 @@ int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct) ...@@ -579,7 +569,7 @@ int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct)
continue; continue;
droq = oct->droq[oq_no]; droq = oct->droq[oq_no];
pkt_count = octeon_droq_check_hw_for_pkts(oct, droq); pkt_count = octeon_droq_check_hw_for_pkts(droq);
if (pkt_count) { if (pkt_count) {
oct->droq_intr |= (1ULL << oq_no); oct->droq_intr |= (1ULL << oq_no);
if (droq->ops.poll_mode) { if (droq->ops.poll_mode) {
......
...@@ -82,8 +82,6 @@ void lio_cn6xxx_setup_iq_regs(struct octeon_device *oct, u32 iq_no); ...@@ -82,8 +82,6 @@ void lio_cn6xxx_setup_iq_regs(struct octeon_device *oct, u32 iq_no);
void lio_cn6xxx_setup_oq_regs(struct octeon_device *oct, u32 oq_no); void lio_cn6xxx_setup_oq_regs(struct octeon_device *oct, u32 oq_no);
void lio_cn6xxx_enable_io_queues(struct octeon_device *oct); void lio_cn6xxx_enable_io_queues(struct octeon_device *oct);
void lio_cn6xxx_disable_io_queues(struct octeon_device *oct); void lio_cn6xxx_disable_io_queues(struct octeon_device *oct);
void lio_cn6xxx_process_pcie_error_intr(struct octeon_device *oct, u64 intr64);
int lio_cn6xxx_process_droq_intr_regs(struct octeon_device *oct);
irqreturn_t lio_cn6xxx_process_interrupt_regs(void *dev); irqreturn_t lio_cn6xxx_process_interrupt_regs(void *dev);
void lio_cn6xxx_reinit_regs(struct octeon_device *oct); void lio_cn6xxx_reinit_regs(struct octeon_device *oct);
void lio_cn6xxx_bar1_idx_setup(struct octeon_device *oct, u64 core_addr, void lio_cn6xxx_bar1_idx_setup(struct octeon_device *oct, u64 core_addr,
......
...@@ -19,28 +19,17 @@ ...@@ -19,28 +19,17 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h"
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_regs.h" #include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
#include "octeon_mem_ops.h"
static void lio_cn68xx_set_dpi_regs(struct octeon_device *oct) static void lio_cn68xx_set_dpi_regs(struct octeon_device *oct)
{ {
...@@ -129,7 +118,7 @@ static inline void lio_cn68xx_vendor_message_fix(struct octeon_device *oct) ...@@ -129,7 +118,7 @@ static inline void lio_cn68xx_vendor_message_fix(struct octeon_device *oct)
pci_write_config_dword(oct->pci_dev, CN6XXX_PCIE_FLTMSK, val); pci_write_config_dword(oct->pci_dev, CN6XXX_PCIE_FLTMSK, val);
} }
int lio_is_210nv(struct octeon_device *oct) static int lio_is_210nv(struct octeon_device *oct)
{ {
u64 mio_qlm4_cfg = lio_pci_readq(oct, CN6XXX_MIO_QLM4_CFG); u64 mio_qlm4_cfg = lio_pci_readq(oct, CN6XXX_MIO_QLM4_CFG);
......
...@@ -28,6 +28,5 @@ ...@@ -28,6 +28,5 @@
#define __CN68XX_DEVICE_H__ #define __CN68XX_DEVICE_H__
int lio_setup_cn68xx_octeon_device(struct octeon_device *oct); int lio_setup_cn68xx_octeon_device(struct octeon_device *oct);
int lio_is_210nv(struct octeon_device *oct);
#endif #endif
...@@ -19,13 +19,9 @@ ...@@ -19,13 +19,9 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include <linux/net_tstamp.h> #include <linux/net_tstamp.h>
#include <linux/ethtool.h>
#include <linux/dma-mapping.h>
#include <linux/pci.h> #include <linux/pci.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
...@@ -36,9 +32,6 @@ ...@@ -36,9 +32,6 @@
#include "octeon_network.h" #include "octeon_network.h"
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
static int octnet_get_link_stats(struct net_device *netdev); static int octnet_get_link_stats(struct net_device *netdev);
...@@ -346,20 +339,18 @@ static void octnet_mdio_resp_callback(struct octeon_device *oct, ...@@ -346,20 +339,18 @@ static void octnet_mdio_resp_callback(struct octeon_device *oct,
u32 status, u32 status,
void *buf) void *buf)
{ {
struct oct_mdio_cmd_resp *mdio_cmd_rsp;
struct oct_mdio_cmd_context *mdio_cmd_ctx; struct oct_mdio_cmd_context *mdio_cmd_ctx;
struct octeon_soft_command *sc = (struct octeon_soft_command *)buf; struct octeon_soft_command *sc = (struct octeon_soft_command *)buf;
mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr;
mdio_cmd_ctx = (struct oct_mdio_cmd_context *)sc->ctxptr; mdio_cmd_ctx = (struct oct_mdio_cmd_context *)sc->ctxptr;
oct = lio_get_device(mdio_cmd_ctx->octeon_id); oct = lio_get_device(mdio_cmd_ctx->octeon_id);
if (status) { if (status) {
dev_err(&oct->pci_dev->dev, "MIDO instruction failed. Status: %llx\n", dev_err(&oct->pci_dev->dev, "MIDO instruction failed. Status: %llx\n",
CVM_CAST64(status)); CVM_CAST64(status));
ACCESS_ONCE(mdio_cmd_ctx->cond) = -1; WRITE_ONCE(mdio_cmd_ctx->cond, -1);
} else { } else {
ACCESS_ONCE(mdio_cmd_ctx->cond) = 1; WRITE_ONCE(mdio_cmd_ctx->cond, 1);
} }
wake_up_interruptible(&mdio_cmd_ctx->wc); wake_up_interruptible(&mdio_cmd_ctx->wc);
} }
...@@ -390,7 +381,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value) ...@@ -390,7 +381,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value)
mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr; mdio_cmd_rsp = (struct oct_mdio_cmd_resp *)sc->virtrptr;
mdio_cmd = (struct oct_mdio_cmd *)sc->virtdptr; mdio_cmd = (struct oct_mdio_cmd *)sc->virtdptr;
ACCESS_ONCE(mdio_cmd_ctx->cond) = 0; WRITE_ONCE(mdio_cmd_ctx->cond, 0);
mdio_cmd_ctx->octeon_id = lio_get_device_id(oct_dev); mdio_cmd_ctx->octeon_id = lio_get_device_id(oct_dev);
mdio_cmd->op = op; mdio_cmd->op = op;
mdio_cmd->mdio_addr = loc; mdio_cmd->mdio_addr = loc;
...@@ -429,7 +420,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value) ...@@ -429,7 +420,7 @@ octnet_mdio45_access(struct lio *lio, int op, int loc, int *value)
octeon_swap_8B_data((u64 *)(&mdio_cmd_rsp->resp), octeon_swap_8B_data((u64 *)(&mdio_cmd_rsp->resp),
sizeof(struct oct_mdio_cmd) / 8); sizeof(struct oct_mdio_cmd) / 8);
if (ACCESS_ONCE(mdio_cmd_ctx->cond) == 1) { if (READ_ONCE(mdio_cmd_ctx->cond) == 1) {
if (!op) if (!op)
*value = mdio_cmd_rsp->resp.value1; *value = mdio_cmd_rsp->resp.value1;
} else { } else {
...@@ -623,7 +614,8 @@ lio_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) ...@@ -623,7 +614,8 @@ lio_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause)
static void static void
lio_get_ethtool_stats(struct net_device *netdev, lio_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats, u64 *data) struct ethtool_stats *stats __attribute__((unused)),
u64 *data)
{ {
struct lio *lio = GET_LIO(netdev); struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct_dev = lio->oct_dev; struct octeon_device *oct_dev = lio->oct_dev;
...@@ -1067,7 +1059,7 @@ static int octnet_set_intrmod_cfg(struct lio *lio, ...@@ -1067,7 +1059,7 @@ static int octnet_set_intrmod_cfg(struct lio *lio,
return 0; return 0;
} }
void static void
octnet_nic_stats_callback(struct octeon_device *oct_dev, octnet_nic_stats_callback(struct octeon_device *oct_dev,
u32 status, void *ptr) u32 status, void *ptr)
{ {
...@@ -1552,7 +1544,7 @@ static int lio_nway_reset(struct net_device *netdev) ...@@ -1552,7 +1544,7 @@ static int lio_nway_reset(struct net_device *netdev)
} }
/* Return register dump len. */ /* Return register dump len. */
static int lio_get_regs_len(struct net_device *dev) static int lio_get_regs_len(struct net_device *dev __attribute__((unused)))
{ {
return OCT_ETHTOOL_REGDUMP_LEN; return OCT_ETHTOOL_REGDUMP_LEN;
} }
......
...@@ -20,25 +20,12 @@ ...@@ -20,25 +20,12 @@
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h> #include <linux/version.h>
#include <linux/module.h>
#include <linux/crc32.h>
#include <linux/dma-mapping.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/pci_ids.h>
#include <linux/ip.h>
#include <net/ip.h>
#include <linux/ipv6.h>
#include <linux/net_tstamp.h> #include <linux/net_tstamp.h>
#include <linux/if_vlan.h> #include <linux/if_vlan.h>
#include <linux/firmware.h> #include <linux/firmware.h>
#include <linux/ethtool.h>
#include <linux/ptp_clock_kernel.h> #include <linux/ptp_clock_kernel.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <net/vxlan.h> #include <net/vxlan.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
...@@ -49,7 +36,6 @@ ...@@ -49,7 +36,6 @@
#include "octeon_network.h" #include "octeon_network.h"
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h" #include "cn68xx_device.h"
#include "liquidio_image.h" #include "liquidio_image.h"
...@@ -252,8 +238,7 @@ static int lio_wait_for_oq_pkts(struct octeon_device *oct) ...@@ -252,8 +238,7 @@ static int lio_wait_for_oq_pkts(struct octeon_device *oct)
for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct); i++) { for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES(oct); i++) {
if (!(oct->io_qmask.oq & (1ULL << i))) if (!(oct->io_qmask.oq & (1ULL << i)))
continue; continue;
pkt_cnt += octeon_droq_check_hw_for_pkts(oct, pkt_cnt += octeon_droq_check_hw_for_pkts(oct->droq[i]);
oct->droq[i]);
} }
if (pkt_cnt > 0) { if (pkt_cnt > 0) {
pending_pkts += pkt_cnt; pending_pkts += pkt_cnt;
...@@ -508,7 +493,8 @@ static pci_ers_result_t liquidio_pcie_error_detected(struct pci_dev *pdev, ...@@ -508,7 +493,8 @@ static pci_ers_result_t liquidio_pcie_error_detected(struct pci_dev *pdev,
* \brief mmio handler * \brief mmio handler
* @param pdev Pointer to PCI device * @param pdev Pointer to PCI device
*/ */
static pci_ers_result_t liquidio_pcie_mmio_enabled(struct pci_dev *pdev) static pci_ers_result_t liquidio_pcie_mmio_enabled(
struct pci_dev *pdev __attribute__((unused)))
{ {
/* We should never hit this since we never ask for a reset for a Fatal /* We should never hit this since we never ask for a reset for a Fatal
* Error. We always return DISCONNECT in io_error above. * Error. We always return DISCONNECT in io_error above.
...@@ -524,7 +510,8 @@ static pci_ers_result_t liquidio_pcie_mmio_enabled(struct pci_dev *pdev) ...@@ -524,7 +510,8 @@ static pci_ers_result_t liquidio_pcie_mmio_enabled(struct pci_dev *pdev)
* Restart the card from scratch, as if from a cold-boot. Implementation * Restart the card from scratch, as if from a cold-boot. Implementation
* resembles the first-half of the octeon_resume routine. * resembles the first-half of the octeon_resume routine.
*/ */
static pci_ers_result_t liquidio_pcie_slot_reset(struct pci_dev *pdev) static pci_ers_result_t liquidio_pcie_slot_reset(
struct pci_dev *pdev __attribute__((unused)))
{ {
/* We should never hit this since we never ask for a reset for a Fatal /* We should never hit this since we never ask for a reset for a Fatal
* Error. We always return DISCONNECT in io_error above. * Error. We always return DISCONNECT in io_error above.
...@@ -541,7 +528,7 @@ static pci_ers_result_t liquidio_pcie_slot_reset(struct pci_dev *pdev) ...@@ -541,7 +528,7 @@ static pci_ers_result_t liquidio_pcie_slot_reset(struct pci_dev *pdev)
* its OK to resume normal operation. Implementation resembles the * its OK to resume normal operation. Implementation resembles the
* second-half of the octeon_resume routine. * second-half of the octeon_resume routine.
*/ */
static void liquidio_pcie_resume(struct pci_dev *pdev) static void liquidio_pcie_resume(struct pci_dev *pdev __attribute__((unused)))
{ {
/* Nothing to be done here. */ /* Nothing to be done here. */
} }
...@@ -552,7 +539,8 @@ static void liquidio_pcie_resume(struct pci_dev *pdev) ...@@ -552,7 +539,8 @@ static void liquidio_pcie_resume(struct pci_dev *pdev)
* @param pdev Pointer to PCI device * @param pdev Pointer to PCI device
* @param state state to suspend to * @param state state to suspend to
*/ */
static int liquidio_suspend(struct pci_dev *pdev, pm_message_t state) static int liquidio_suspend(struct pci_dev *pdev __attribute__((unused)),
pm_message_t state __attribute__((unused)))
{ {
return 0; return 0;
} }
...@@ -561,7 +549,7 @@ static int liquidio_suspend(struct pci_dev *pdev, pm_message_t state) ...@@ -561,7 +549,7 @@ static int liquidio_suspend(struct pci_dev *pdev, pm_message_t state)
* \brief called when resuming * \brief called when resuming
* @param pdev Pointer to PCI device * @param pdev Pointer to PCI device
*/ */
static int liquidio_resume(struct pci_dev *pdev) static int liquidio_resume(struct pci_dev *pdev __attribute__((unused)))
{ {
return 0; return 0;
} }
...@@ -1105,7 +1093,9 @@ static int octeon_setup_interrupt(struct octeon_device *oct) ...@@ -1105,7 +1093,9 @@ static int octeon_setup_interrupt(struct octeon_device *oct)
* @param pdev PCI device structure * @param pdev PCI device structure
* @param ent unused * @param ent unused
*/ */
static int liquidio_probe(struct pci_dev *pdev, const struct pci_device_id *ent) static int
liquidio_probe(struct pci_dev *pdev,
const struct pci_device_id *ent __attribute__((unused)))
{ {
struct octeon_device *oct_dev = NULL; struct octeon_device *oct_dev = NULL;
struct handshake *hs; struct handshake *hs;
...@@ -1725,8 +1715,10 @@ static int liquidio_ptp_settime(struct ptp_clock_info *ptp, ...@@ -1725,8 +1715,10 @@ static int liquidio_ptp_settime(struct ptp_clock_info *ptp,
* @param rq request * @param rq request
* @param on is it on * @param on is it on
*/ */
static int liquidio_ptp_enable(struct ptp_clock_info *ptp, static int
struct ptp_clock_request *rq, int on) liquidio_ptp_enable(struct ptp_clock_info *ptp __attribute__((unused)),
struct ptp_clock_request *rq __attribute__((unused)),
int on __attribute__((unused)))
{ {
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
...@@ -1867,7 +1859,7 @@ static int octeon_setup_droq(struct octeon_device *oct, int q_no, int num_descs, ...@@ -1867,7 +1859,7 @@ static int octeon_setup_droq(struct octeon_device *oct, int q_no, int num_descs,
* @param buf pointer to resp structure * @param buf pointer to resp structure
*/ */
static void if_cfg_callback(struct octeon_device *oct, static void if_cfg_callback(struct octeon_device *oct,
u32 status, u32 status __attribute__((unused)),
void *buf) void *buf)
{ {
struct octeon_soft_command *sc = (struct octeon_soft_command *)buf; struct octeon_soft_command *sc = (struct octeon_soft_command *)buf;
...@@ -1881,7 +1873,7 @@ static void if_cfg_callback(struct octeon_device *oct, ...@@ -1881,7 +1873,7 @@ static void if_cfg_callback(struct octeon_device *oct,
if (resp->status) if (resp->status)
dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: %llx\n", dev_err(&oct->pci_dev->dev, "nic if cfg instruction failed. Status: %llx\n",
CVM_CAST64(resp->status)); CVM_CAST64(resp->status));
ACCESS_ONCE(ctx->cond) = 1; WRITE_ONCE(ctx->cond, 1);
snprintf(oct->fw_info.liquidio_firmware_version, 32, "%s", snprintf(oct->fw_info.liquidio_firmware_version, 32, "%s",
resp->cfg_info.liquidio_firmware_version); resp->cfg_info.liquidio_firmware_version);
...@@ -1901,7 +1893,8 @@ static void if_cfg_callback(struct octeon_device *oct, ...@@ -1901,7 +1893,8 @@ static void if_cfg_callback(struct octeon_device *oct,
* @returns selected queue number * @returns selected queue number
*/ */
static u16 select_q(struct net_device *dev, struct sk_buff *skb, static u16 select_q(struct net_device *dev, struct sk_buff *skb,
void *accel_priv, select_queue_fallback_t fallback) void *accel_priv __attribute__((unused)),
select_queue_fallback_t fallback __attribute__((unused)))
{ {
u32 qindex = 0; u32 qindex = 0;
struct lio *lio; struct lio *lio;
...@@ -1921,7 +1914,7 @@ static u16 select_q(struct net_device *dev, struct sk_buff *skb, ...@@ -1921,7 +1914,7 @@ static u16 select_q(struct net_device *dev, struct sk_buff *skb,
* @param arg - farg registered in droq_ops * @param arg - farg registered in droq_ops
*/ */
static void static void
liquidio_push_packet(u32 octeon_id, liquidio_push_packet(u32 octeon_id __attribute__((unused)),
void *skbuff, void *skbuff,
u32 len, u32 len,
union octeon_rh *rh, union octeon_rh *rh,
...@@ -2526,7 +2519,7 @@ static void liquidio_set_mcast_list(struct net_device *netdev) ...@@ -2526,7 +2519,7 @@ static void liquidio_set_mcast_list(struct net_device *netdev)
struct octnic_ctrl_pkt nctrl; struct octnic_ctrl_pkt nctrl;
struct netdev_hw_addr *ha; struct netdev_hw_addr *ha;
u64 *mc; u64 *mc;
int ret, i; int ret;
int mc_count = min(netdev_mc_count(netdev), MAX_OCTEON_MULTICAST_ADDR); int mc_count = min(netdev_mc_count(netdev), MAX_OCTEON_MULTICAST_ADDR);
memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt)); memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
...@@ -2542,7 +2535,6 @@ static void liquidio_set_mcast_list(struct net_device *netdev) ...@@ -2542,7 +2535,6 @@ static void liquidio_set_mcast_list(struct net_device *netdev)
nctrl.cb_fn = liquidio_link_ctrl_cmd_completion; nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
/* copy all the addresses into the udd */ /* copy all the addresses into the udd */
i = 0;
mc = &nctrl.udd[0]; mc = &nctrl.udd[0];
netdev_for_each_mc_addr(ha, netdev) { netdev_for_each_mc_addr(ha, netdev) {
*mc = 0; *mc = 0;
...@@ -2707,7 +2699,7 @@ static int liquidio_change_mtu(struct net_device *netdev, int new_mtu) ...@@ -2707,7 +2699,7 @@ static int liquidio_change_mtu(struct net_device *netdev, int new_mtu)
* @param ifr interface request * @param ifr interface request
* @param cmd command * @param cmd command
*/ */
static int hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) static int hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr)
{ {
struct hwtstamp_config conf; struct hwtstamp_config conf;
struct lio *lio = GET_LIO(netdev); struct lio *lio = GET_LIO(netdev);
...@@ -2768,7 +2760,7 @@ static int liquidio_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) ...@@ -2768,7 +2760,7 @@ static int liquidio_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
{ {
switch (cmd) { switch (cmd) {
case SIOCSHWTSTAMP: case SIOCSHWTSTAMP:
return hwtstamp_ioctl(netdev, ifr, cmd); return hwtstamp_ioctl(netdev, ifr);
default: default:
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
...@@ -3545,7 +3537,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev) ...@@ -3545,7 +3537,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
dev_dbg(&octeon_dev->pci_dev->dev, dev_dbg(&octeon_dev->pci_dev->dev,
"requesting config for interface %d, iqs %d, oqs %d\n", "requesting config for interface %d, iqs %d, oqs %d\n",
ifidx_or_pfnum, num_iqueues, num_oqueues); ifidx_or_pfnum, num_iqueues, num_oqueues);
ACCESS_ONCE(ctx->cond) = 0; WRITE_ONCE(ctx->cond, 0);
ctx->octeon_id = lio_get_device_id(octeon_dev); ctx->octeon_id = lio_get_device_id(octeon_dev);
init_waitqueue_head(&ctx->wc); init_waitqueue_head(&ctx->wc);
......
...@@ -23,27 +23,14 @@ ...@@ -23,27 +23,14 @@
/** /**
* @file octeon_console.c * @file octeon_console.c
*/ */
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h"
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
#include "octeon_mem_ops.h" #include "octeon_mem_ops.h"
static void octeon_remote_lock(void); static void octeon_remote_lock(void);
...@@ -51,6 +38,8 @@ static void octeon_remote_unlock(void); ...@@ -51,6 +38,8 @@ static void octeon_remote_unlock(void);
static u64 cvmx_bootmem_phy_named_block_find(struct octeon_device *oct, static u64 cvmx_bootmem_phy_named_block_find(struct octeon_device *oct,
const char *name, const char *name,
u32 flags); u32 flags);
static int octeon_console_read(struct octeon_device *oct, u32 console_num,
char *buffer, u32 buf_size);
#define MIN(a, b) min((a), (b)) #define MIN(a, b) min((a), (b))
#define CAST_ULL(v) ((u64)(v)) #define CAST_ULL(v) ((u64)(v))
...@@ -170,8 +159,8 @@ struct octeon_pci_console_desc { ...@@ -170,8 +159,8 @@ struct octeon_pci_console_desc {
offsetof(struct cvmx_bootmem_desc, field), \ offsetof(struct cvmx_bootmem_desc, field), \
SIZEOF_FIELD(struct cvmx_bootmem_desc, field)) SIZEOF_FIELD(struct cvmx_bootmem_desc, field))
#define __cvmx_bootmem_lock(flags) #define __cvmx_bootmem_lock(flags) (flags = flags)
#define __cvmx_bootmem_unlock(flags) #define __cvmx_bootmem_unlock(flags) (flags = flags)
/** /**
* This macro returns a member of the * This macro returns a member of the
...@@ -440,8 +429,7 @@ int octeon_wait_for_bootloader(struct octeon_device *oct, ...@@ -440,8 +429,7 @@ int octeon_wait_for_bootloader(struct octeon_device *oct,
} }
static void octeon_console_handle_result(struct octeon_device *oct, static void octeon_console_handle_result(struct octeon_device *oct,
size_t console_num, size_t console_num)
char *buffer, s32 bytes_read)
{ {
struct octeon_console *console; struct octeon_console *console;
...@@ -505,14 +493,11 @@ static void check_console(struct work_struct *work) ...@@ -505,14 +493,11 @@ static void check_console(struct work_struct *work)
*/ */
bytes_read = bytes_read =
octeon_console_read(oct, console_num, console_buffer, octeon_console_read(oct, console_num, console_buffer,
sizeof(console_buffer) - 1, 0); sizeof(console_buffer) - 1);
if (bytes_read > 0) { if (bytes_read > 0) {
total_read += bytes_read; total_read += bytes_read;
if (console->waiting) { if (console->waiting)
octeon_console_handle_result(oct, console_num, octeon_console_handle_result(oct, console_num);
console_buffer,
bytes_read);
}
if (octeon_console_debug_enabled(console_num)) { if (octeon_console_debug_enabled(console_num)) {
output_console_line(oct, console, console_num, output_console_line(oct, console, console_num,
console_buffer, bytes_read); console_buffer, bytes_read);
...@@ -675,8 +660,8 @@ static inline int octeon_console_avail_bytes(u32 buffer_size, ...@@ -675,8 +660,8 @@ static inline int octeon_console_avail_bytes(u32 buffer_size,
octeon_console_free_bytes(buffer_size, wr_idx, rd_idx); octeon_console_free_bytes(buffer_size, wr_idx, rd_idx);
} }
int octeon_console_read(struct octeon_device *oct, u32 console_num, static int octeon_console_read(struct octeon_device *oct, u32 console_num,
char *buffer, u32 buf_size, u32 flags) char *buffer, u32 buf_size)
{ {
int bytes_to_read; int bytes_to_read;
u32 rd_idx, wr_idx; u32 rd_idx, wr_idx;
......
...@@ -19,27 +19,19 @@ ...@@ -19,27 +19,19 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/crc32.h> #include <linux/crc32.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include <linux/vmalloc.h> #include <linux/vmalloc.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h" #include "octeon_network.h"
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h" #include "liquidio_image.h"
#include "octeon_mem_ops.h" #include "octeon_mem_ops.h"
...@@ -752,13 +744,11 @@ struct octeon_device *octeon_allocate_device(u32 pci_id, ...@@ -752,13 +744,11 @@ struct octeon_device *octeon_allocate_device(u32 pci_id,
/* this function is only for setting up the first queue */ /* this function is only for setting up the first queue */
int octeon_setup_instr_queues(struct octeon_device *oct) int octeon_setup_instr_queues(struct octeon_device *oct)
{ {
u32 num_iqs = 0;
u32 num_descs = 0; u32 num_descs = 0;
u32 iq_no = 0; u32 iq_no = 0;
union oct_txpciq txpciq; union oct_txpciq txpciq;
int numa_node = cpu_to_node(iq_no % num_online_cpus()); int numa_node = cpu_to_node(iq_no % num_online_cpus());
num_iqs = 1;
/* this causes queue 0 to be default queue */ /* this causes queue 0 to be default queue */
if (OCTEON_CN6XXX(oct)) if (OCTEON_CN6XXX(oct))
num_descs = num_descs =
...@@ -793,13 +783,11 @@ int octeon_setup_instr_queues(struct octeon_device *oct) ...@@ -793,13 +783,11 @@ int octeon_setup_instr_queues(struct octeon_device *oct)
int octeon_setup_output_queues(struct octeon_device *oct) int octeon_setup_output_queues(struct octeon_device *oct)
{ {
u32 num_oqs = 0;
u32 num_descs = 0; u32 num_descs = 0;
u32 desc_size = 0; u32 desc_size = 0;
u32 oq_no = 0; u32 oq_no = 0;
int numa_node = cpu_to_node(oq_no % num_online_cpus()); int numa_node = cpu_to_node(oq_no % num_online_cpus());
num_oqs = 1;
/* this causes queue 0 to be default queue */ /* this causes queue 0 to be default queue */
if (OCTEON_CN6XXX(oct)) { if (OCTEON_CN6XXX(oct)) {
num_descs = num_descs =
...@@ -1019,79 +1007,6 @@ octeon_register_dispatch_fn(struct octeon_device *oct, ...@@ -1019,79 +1007,6 @@ octeon_register_dispatch_fn(struct octeon_device *oct,
return 0; return 0;
} }
/* octeon_unregister_dispatch_fn
* Parameters:
* oct - octeon device
* opcode - driver should unregister the function for this opcode
* subcode - driver should unregister the function for this subcode
* Description:
* Unregister the function set for this opcode+subcode.
* Returns:
* Success: 0
* Failure: 1
* Locks:
* No locks are held.
*/
int
octeon_unregister_dispatch_fn(struct octeon_device *oct, u16 opcode,
u16 subcode)
{
int retval = 0;
u32 idx;
struct list_head *dispatch, *dfree = NULL, *tmp2;
u16 combined_opcode = OPCODE_SUBCODE(opcode, subcode);
idx = combined_opcode & OCTEON_OPCODE_MASK;
spin_lock_bh(&oct->dispatch.lock);
if (oct->dispatch.count == 0) {
spin_unlock_bh(&oct->dispatch.lock);
dev_err(&oct->pci_dev->dev,
"No dispatch functions registered for this device\n");
return 1;
}
if (oct->dispatch.dlist[idx].opcode == combined_opcode) {
dispatch = &oct->dispatch.dlist[idx].list;
if (dispatch->next != dispatch) {
dispatch = dispatch->next;
oct->dispatch.dlist[idx].opcode =
((struct octeon_dispatch *)dispatch)->opcode;
oct->dispatch.dlist[idx].dispatch_fn =
((struct octeon_dispatch *)
dispatch)->dispatch_fn;
oct->dispatch.dlist[idx].arg =
((struct octeon_dispatch *)dispatch)->arg;
list_del(dispatch);
dfree = dispatch;
} else {
oct->dispatch.dlist[idx].opcode = 0;
oct->dispatch.dlist[idx].dispatch_fn = NULL;
oct->dispatch.dlist[idx].arg = NULL;
}
} else {
retval = 1;
list_for_each_safe(dispatch, tmp2,
&(oct->dispatch.dlist[idx].
list)) {
if (((struct octeon_dispatch *)dispatch)->opcode ==
combined_opcode) {
list_del(dispatch);
dfree = dispatch;
retval = 0;
}
}
}
if (!retval)
oct->dispatch.count--;
spin_unlock_bh(&oct->dispatch.lock);
vfree(dfree);
return retval;
}
int octeon_core_drv_init(struct octeon_recv_info *recv_info, void *buf) int octeon_core_drv_init(struct octeon_recv_info *recv_info, void *buf)
{ {
u32 i; u32 i;
......
...@@ -585,8 +585,7 @@ int octeon_add_console(struct octeon_device *oct, u32 console_num); ...@@ -585,8 +585,7 @@ int octeon_add_console(struct octeon_device *oct, u32 console_num);
int octeon_console_write(struct octeon_device *oct, u32 console_num, int octeon_console_write(struct octeon_device *oct, u32 console_num,
char *buffer, u32 write_request_size, u32 flags); char *buffer, u32 write_request_size, u32 flags);
int octeon_console_write_avail(struct octeon_device *oct, u32 console_num); int octeon_console_write_avail(struct octeon_device *oct, u32 console_num);
int octeon_console_read(struct octeon_device *oct, u32 console_num,
char *buffer, u32 buf_size, u32 flags);
int octeon_console_read_avail(struct octeon_device *oct, u32 console_num); int octeon_console_read_avail(struct octeon_device *oct, u32 console_num);
/** Removes all attached consoles. */ /** Removes all attached consoles. */
......
...@@ -19,30 +19,18 @@ ...@@ -19,30 +19,18 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include <linux/vmalloc.h> #include <linux/vmalloc.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h" #include "octeon_network.h"
#include "cn66xx_regs.h" #include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
#include "octeon_mem_ops.h"
/* #define CAVIUM_ONLY_PERF_MODE */
#define CVM_MIN(d1, d2) (((d1) < (d2)) ? (d1) : (d2)) #define CVM_MIN(d1, d2) (((d1) < (d2)) ? (d1) : (d2))
#define CVM_MAX(d1, d2) (((d1) > (d2)) ? (d1) : (d2)) #define CVM_MAX(d1, d2) (((d1) > (d2)) ? (d1) : (d2))
...@@ -104,8 +92,7 @@ static inline void *octeon_get_dispatch_arg(struct octeon_device *octeon_dev, ...@@ -104,8 +92,7 @@ static inline void *octeon_get_dispatch_arg(struct octeon_device *octeon_dev,
return fn_arg; return fn_arg;
} }
u32 octeon_droq_check_hw_for_pkts(struct octeon_device *oct, u32 octeon_droq_check_hw_for_pkts(struct octeon_droq *droq)
struct octeon_droq *droq)
{ {
u32 pkt_count = 0; u32 pkt_count = 0;
...@@ -810,7 +797,7 @@ octeon_droq_process_poll_pkts(struct octeon_device *oct, ...@@ -810,7 +797,7 @@ octeon_droq_process_poll_pkts(struct octeon_device *oct,
total_pkts_processed += pkts_processed; total_pkts_processed += pkts_processed;
octeon_droq_check_hw_for_pkts(oct, droq); octeon_droq_check_hw_for_pkts(droq);
} }
spin_unlock(&droq->lock); spin_unlock(&droq->lock);
......
...@@ -416,24 +416,9 @@ int octeon_register_dispatch_fn(struct octeon_device *oct, ...@@ -416,24 +416,9 @@ int octeon_register_dispatch_fn(struct octeon_device *oct,
u16 subcode, u16 subcode,
octeon_dispatch_fn_t fn, void *fn_arg); octeon_dispatch_fn_t fn, void *fn_arg);
/** Remove registration for an opcode/subcode. This will delete the mapping for
* an opcode/subcode. The dispatch function will be unregistered and will no
* longer be called if a packet with the opcode/subcode arrives in the driver
* output queues.
* @param oct - the octeon device to unregister from.
* @param opcode - the opcode to be unregistered.
* @param subcode - the subcode to be unregistered.
*
* @return Success: 0; Failure: 1
*/
int octeon_unregister_dispatch_fn(struct octeon_device *oct,
u16 opcode,
u16 subcode);
void octeon_droq_print_stats(void); void octeon_droq_print_stats(void);
u32 octeon_droq_check_hw_for_pkts(struct octeon_device *oct, u32 octeon_droq_check_hw_for_pkts(struct octeon_droq *droq);
struct octeon_droq *droq);
int octeon_create_droq(struct octeon_device *oct, u32 q_no, int octeon_create_droq(struct octeon_device *oct, u32 q_no,
u32 num_descs, u32 desc_size, void *app_ctx); u32 num_descs, u32 desc_size, void *app_ctx);
......
...@@ -174,7 +174,7 @@ sleep_cond(wait_queue_head_t *wait_queue, int *condition) ...@@ -174,7 +174,7 @@ sleep_cond(wait_queue_head_t *wait_queue, int *condition)
init_waitqueue_entry(&we, current); init_waitqueue_entry(&we, current);
add_wait_queue(wait_queue, &we); add_wait_queue(wait_queue, &we);
while (!(ACCESS_ONCE(*condition))) { while (!(READ_ONCE(*condition))) {
set_current_state(TASK_INTERRUPTIBLE); set_current_state(TASK_INTERRUPTIBLE);
if (signal_pending(current)) if (signal_pending(current))
goto out; goto out;
......
...@@ -19,43 +19,29 @@ ...@@ -19,43 +19,29 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h"
#include "octeon_network.h"
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
#include "octeon_mem_ops.h"
#define MEMOPS_IDX MAX_BAR1_MAP_INDEX #define MEMOPS_IDX MAX_BAR1_MAP_INDEX
#ifdef __BIG_ENDIAN_BITFIELD
static inline void static inline void
octeon_toggle_bar1_swapmode(struct octeon_device *oct __attribute__((unused)), octeon_toggle_bar1_swapmode(struct octeon_device *oct, u32 idx)
u32 idx __attribute__((unused)))
{ {
#ifdef __BIG_ENDIAN_BITFIELD
u32 mask; u32 mask;
mask = oct->fn_list.bar1_idx_read(oct, idx); mask = oct->fn_list.bar1_idx_read(oct, idx);
mask = (mask & 0x2) ? (mask & ~2) : (mask | 2); mask = (mask & 0x2) ? (mask & ~2) : (mask | 2);
oct->fn_list.bar1_idx_write(oct, idx, mask); oct->fn_list.bar1_idx_write(oct, idx, mask);
#endif
} }
#else
#define octeon_toggle_bar1_swapmode(oct, idx) (oct = oct)
#endif
static void static void
octeon_pci_fastwrite(struct octeon_device *oct, u8 __iomem *mapped_addr, octeon_pci_fastwrite(struct octeon_device *oct, u8 __iomem *mapped_addr,
......
...@@ -357,7 +357,7 @@ lio_map_ring_info(struct octeon_droq *droq, u32 i) ...@@ -357,7 +357,7 @@ lio_map_ring_info(struct octeon_droq *droq, u32 i)
dma_addr = dma_map_single(&oct->pci_dev->dev, &droq->info_list[i], dma_addr = dma_map_single(&oct->pci_dev->dev, &droq->info_list[i],
OCT_DROQ_INFO_SIZE, DMA_FROM_DEVICE); OCT_DROQ_INFO_SIZE, DMA_FROM_DEVICE);
BUG_ON(dma_mapping_error(&oct->pci_dev->dev, dma_addr)); WARN_ON(dma_mapping_error(&oct->pci_dev->dev, dma_addr));
return (u64)dma_addr; return (u64)dma_addr;
} }
......
...@@ -19,14 +19,9 @@ ...@@ -19,14 +19,9 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
...@@ -34,13 +29,6 @@ ...@@ -34,13 +29,6 @@
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h" #include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h"
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
#include "octeon_mem_ops.h"
void * void *
octeon_alloc_soft_command_resp(struct octeon_device *oct, octeon_alloc_soft_command_resp(struct octeon_device *oct,
......
...@@ -19,28 +19,17 @@ ...@@ -19,28 +19,17 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include <linux/vmalloc.h> #include <linux/vmalloc.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h" #include "octeon_network.h"
#include "cn66xx_regs.h"
#include "cn66xx_device.h" #include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
#define INCR_INSTRQUEUE_PKT_COUNT(octeon_dev_ptr, iq_no, field, count) \ #define INCR_INSTRQUEUE_PKT_COUNT(octeon_dev_ptr, iq_no, field, count) \
(octeon_dev_ptr->instr_queue[iq_no]->stats.field += count) (octeon_dev_ptr->instr_queue[iq_no]->stats.field += count)
...@@ -301,40 +290,8 @@ static inline void __copy_cmd_into_iq(struct octeon_instr_queue *iq, ...@@ -301,40 +290,8 @@ static inline void __copy_cmd_into_iq(struct octeon_instr_queue *iq,
memcpy(iqptr, cmd, cmdsize); memcpy(iqptr, cmd, cmdsize);
} }
static inline int
__post_command(struct octeon_device *octeon_dev __attribute__((unused)),
struct octeon_instr_queue *iq,
u32 force_db __attribute__((unused)), u8 *cmd)
{
u32 index = -1;
/* This ensures that the read index does not wrap around to the same
* position if queue gets full before Octeon could fetch any instr.
*/
if (atomic_read(&iq->instr_pending) >= (s32)(iq->max_count - 1))
return -1;
__copy_cmd_into_iq(iq, cmd);
/* "index" is returned, host_write_index is modified. */
index = iq->host_write_index;
INCR_INDEX_BY1(iq->host_write_index, iq->max_count);
iq->fill_cnt++;
/* Flush the command into memory. We need to be sure the data is in
* memory before indicating that the instruction is pending.
*/
wmb();
atomic_inc(&iq->instr_pending);
return index;
}
static inline struct iq_post_status static inline struct iq_post_status
__post_command2(struct octeon_device *octeon_dev __attribute__((unused)), __post_command2(struct octeon_instr_queue *iq, u8 *cmd)
struct octeon_instr_queue *iq,
u32 force_db __attribute__((unused)), u8 *cmd)
{ {
struct iq_post_status st; struct iq_post_status st;
...@@ -579,7 +536,7 @@ octeon_send_command(struct octeon_device *oct, u32 iq_no, ...@@ -579,7 +536,7 @@ octeon_send_command(struct octeon_device *oct, u32 iq_no,
*/ */
spin_lock_bh(&iq->post_lock); spin_lock_bh(&iq->post_lock);
st = __post_command2(oct, iq, force_db, cmd); st = __post_command2(iq, cmd);
if (st.status != IQ_SEND_FAILED) { if (st.status != IQ_SEND_FAILED) {
octeon_report_sent_bytes_to_bql(buf, reqtype); octeon_report_sent_bytes_to_bql(buf, reqtype);
...@@ -618,8 +575,8 @@ octeon_prepare_soft_command(struct octeon_device *oct, ...@@ -618,8 +575,8 @@ octeon_prepare_soft_command(struct octeon_device *oct,
struct octeon_instr_irh *irh; struct octeon_instr_irh *irh;
struct octeon_instr_rdp *rdp; struct octeon_instr_rdp *rdp;
BUG_ON(opcode > 15); WARN_ON(opcode > 15);
BUG_ON(subcode > 127); WARN_ON(subcode > 127);
oct_cfg = octeon_get_conf(oct); oct_cfg = octeon_get_conf(oct);
...@@ -661,7 +618,6 @@ int octeon_send_soft_command(struct octeon_device *oct, ...@@ -661,7 +618,6 @@ int octeon_send_soft_command(struct octeon_device *oct,
{ {
struct octeon_instr_ih2 *ih2; struct octeon_instr_ih2 *ih2;
struct octeon_instr_irh *irh; struct octeon_instr_irh *irh;
struct octeon_instr_rdp *rdp;
u32 len; u32 len;
ih2 = (struct octeon_instr_ih2 *)&sc->cmd.cmd2.ih2; ih2 = (struct octeon_instr_ih2 *)&sc->cmd.cmd2.ih2;
...@@ -671,12 +627,10 @@ int octeon_send_soft_command(struct octeon_device *oct, ...@@ -671,12 +627,10 @@ int octeon_send_soft_command(struct octeon_device *oct,
} }
irh = (struct octeon_instr_irh *)&sc->cmd.cmd2.irh; irh = (struct octeon_instr_irh *)&sc->cmd.cmd2.irh;
if (irh->rflag) { if (irh->rflag) {
BUG_ON(!sc->dmarptr); WARN_ON(!sc->dmarptr);
BUG_ON(!sc->status_word); WARN_ON(!sc->status_word);
*sc->status_word = COMPLETION_WORD_INIT; *sc->status_word = COMPLETION_WORD_INIT;
rdp = (struct octeon_instr_rdp *)&sc->cmd.cmd2.rdp;
sc->cmd.cmd2.rptr = sc->dmarptr; sc->cmd.cmd2.rptr = sc->dmarptr;
} }
len = (u32)ih2->dlengsz; len = (u32)ih2->dlengsz;
...@@ -748,7 +702,7 @@ struct octeon_soft_command *octeon_alloc_soft_command(struct octeon_device *oct, ...@@ -748,7 +702,7 @@ struct octeon_soft_command *octeon_alloc_soft_command(struct octeon_device *oct,
struct octeon_soft_command *sc = NULL; struct octeon_soft_command *sc = NULL;
struct list_head *tmp; struct list_head *tmp;
BUG_ON((offset + datasize + rdatasize + ctxsize) > WARN_ON((offset + datasize + rdatasize + ctxsize) >
SOFT_COMMAND_BUFFER_SIZE); SOFT_COMMAND_BUFFER_SIZE);
spin_lock(&oct->sc_buf_pool.lock); spin_lock(&oct->sc_buf_pool.lock);
...@@ -795,7 +749,7 @@ struct octeon_soft_command *octeon_alloc_soft_command(struct octeon_device *oct, ...@@ -795,7 +749,7 @@ struct octeon_soft_command *octeon_alloc_soft_command(struct octeon_device *oct,
offset = (offset + datasize + 127) & 0xffffff80; offset = (offset + datasize + 127) & 0xffffff80;
if (rdatasize) { if (rdatasize) {
BUG_ON(rdatasize < 16); WARN_ON(rdatasize < 16);
sc->virtrptr = (u8 *)sc + offset; sc->virtrptr = (u8 *)sc + offset;
sc->dmarptr = dma_addr + offset; sc->dmarptr = dma_addr + offset;
sc->rdatasize = rdatasize; sc->rdatasize = rdatasize;
......
...@@ -19,28 +19,14 @@ ...@@ -19,28 +19,14 @@
* This file may also be available under a different license from Cavium. * This file may also be available under a different license from Cavium.
* Contact Cavium, Inc. for more information * Contact Cavium, Inc. for more information
**********************************************************************/ **********************************************************************/
#include <linux/version.h>
#include <linux/types.h>
#include <linux/list.h>
#include <linux/interrupt.h>
#include <linux/dma-mapping.h>
#include <linux/pci.h> #include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/netdevice.h> #include <linux/netdevice.h>
#include "octeon_config.h"
#include "liquidio_common.h" #include "liquidio_common.h"
#include "octeon_droq.h" #include "octeon_droq.h"
#include "octeon_iq.h" #include "octeon_iq.h"
#include "response_manager.h" #include "response_manager.h"
#include "octeon_device.h" #include "octeon_device.h"
#include "octeon_nic.h"
#include "octeon_main.h" #include "octeon_main.h"
#include "octeon_network.h"
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
#include "cn68xx_regs.h"
#include "cn68xx_device.h"
#include "liquidio_image.h"
static void oct_poll_req_completion(struct work_struct *work); static void oct_poll_req_completion(struct work_struct *work);
......
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