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Commit 830f93f4 authored by Kashyap Desai's avatar Kashyap Desai Committed by Leon Romanovsky
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RDMA/bnxt_re: optimize the parameters passed to helper functions 

Avoid passing arguments like Opcode which can be retrieved from
bnxt_qplib_crsqe structure.
Signed-off-by: default avatarKashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: default avatarSelvin Xavier <selvin.xavier@broadcom.com>
Link: https://lore.kernel.org/r/1686308514-11996-18-git-send-email-selvin.xavier@broadcom.comSigned-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent bcfee4ce
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Showing with 19 additions and 25 deletions
drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
View file @ 830f93f4
......@@ -93,9 +93,6 @@ static int bnxt_qplib_map_rc(u8 opcode)
* bnxt_re_is_fw_stalled - Check firmware health
* @rcfw - rcfw channel instance of rdev
* @cookie - cookie to track the command
* @opcode - rcfw submitted for given opcode
* @cbit - bitmap entry of cookie
* @in_used - command is in used or freed
*
* If firmware has not responded any rcfw command within
* rcfw->max_timeout, consider firmware as stalled.
......@@ -105,20 +102,22 @@ static int bnxt_qplib_map_rc(u8 opcode)
* -ENODEV if firmware is not responding
*/
static int bnxt_re_is_fw_stalled(struct bnxt_qplib_rcfw *rcfw,
u16 cookie, u8 opcode, bool in_used)
u16 cookie)
{
struct bnxt_qplib_cmdq_ctx *cmdq;
struct bnxt_qplib_crsqe *crsqe;
crsqe = &rcfw->crsqe_tbl[cookie];
cmdq = &rcfw->cmdq;
if (time_after(jiffies, cmdq->last_seen +
(rcfw->max_timeout * HZ))) {
dev_warn_ratelimited(&rcfw->pdev->dev,
"%s: FW STALL Detected. cmdq[%#x]=%#x waited (%d > %d) msec active %d ",
__func__, cookie, opcode,
__func__, cookie, crsqe->opcode,
jiffies_to_msecs(jiffies - cmdq->last_seen),
rcfw->max_timeout * 1000,
in_used);
crsqe->is_in_used);
return -ENODEV;
}
......@@ -129,7 +128,6 @@ static int bnxt_re_is_fw_stalled(struct bnxt_qplib_rcfw *rcfw,
* __wait_for_resp - Don't hold the cpu context and wait for response
* @rcfw - rcfw channel instance of rdev
* @cookie - cookie to track the command
* @opcode - rcfw submitted for given opcode
*
* Wait for command completion in sleepable context.
*
......@@ -137,7 +135,7 @@ static int bnxt_re_is_fw_stalled(struct bnxt_qplib_rcfw *rcfw,
* 0 if command is completed by firmware.
* Non zero error code for rest of the case.
*/
static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie)
{
struct bnxt_qplib_cmdq_ctx *cmdq;
struct bnxt_qplib_crsqe *crsqe;
......@@ -148,7 +146,7 @@ static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
do {
if (test_bit(ERR_DEVICE_DETACHED, &cmdq->flags))
return bnxt_qplib_map_rc(opcode);
return bnxt_qplib_map_rc(crsqe->opcode);
if (test_bit(FIRMWARE_STALL_DETECTED, &cmdq->flags))
return -ETIMEDOUT;
......@@ -165,7 +163,7 @@ static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
if (!crsqe->is_in_used)
return 0;
ret = bnxt_re_is_fw_stalled(rcfw, cookie, opcode, crsqe->is_in_used);
ret = bnxt_re_is_fw_stalled(rcfw, cookie);
if (ret)
return ret;
......@@ -176,7 +174,6 @@ static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
* __block_for_resp - hold the cpu context and wait for response
* @rcfw - rcfw channel instance of rdev
* @cookie - cookie to track the command
* @opcode - rcfw submitted for given opcode
*
* This function will hold the cpu (non-sleepable context) and
* wait for command completion. Maximum holding interval is 8 second.
......@@ -185,7 +182,7 @@ static int __wait_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
* -ETIMEOUT if command is not completed in specific time interval.
* 0 if command is completed by firmware.
*/
static int __block_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
static int __block_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie)
{
struct bnxt_qplib_cmdq_ctx *cmdq = &rcfw->cmdq;
struct bnxt_qplib_crsqe *crsqe;
......@@ -196,7 +193,7 @@ static int __block_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie, u8 opcode)
do {
if (test_bit(ERR_DEVICE_DETACHED, &cmdq->flags))
return bnxt_qplib_map_rc(opcode);
return bnxt_qplib_map_rc(crsqe->opcode);
if (test_bit(FIRMWARE_STALL_DETECTED, &cmdq->flags))
return -ETIMEDOUT;
......@@ -372,7 +369,6 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw,
* __poll_for_resp - self poll completion for rcfw command
* @rcfw - rcfw channel instance of rdev
* @cookie - cookie to track the command
* @opcode - rcfw submitted for given opcode
*
* It works same as __wait_for_resp except this function will
* do self polling in sort interval since interrupt is disabled.
......@@ -382,8 +378,7 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw,
* -ETIMEOUT if command is not completed in specific time interval.
* 0 if command is completed by firmware.
*/
static int __poll_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie,
u8 opcode)
static int __poll_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie)
{
struct bnxt_qplib_cmdq_ctx *cmdq = &rcfw->cmdq;
struct bnxt_qplib_crsqe *crsqe;
......@@ -395,7 +390,7 @@ static int __poll_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie,
do {
if (test_bit(ERR_DEVICE_DETACHED, &cmdq->flags))
return bnxt_qplib_map_rc(opcode);
return bnxt_qplib_map_rc(crsqe->opcode);
if (test_bit(FIRMWARE_STALL_DETECTED, &cmdq->flags))
return -ETIMEDOUT;
......@@ -406,7 +401,7 @@ static int __poll_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie,
return 0;
if (jiffies_to_msecs(jiffies - issue_time) >
(rcfw->max_timeout * 1000)) {
ret = bnxt_re_is_fw_stalled(rcfw, cookie, opcode, crsqe->is_in_used);
ret = bnxt_re_is_fw_stalled(rcfw, cookie);
if (ret)
return ret;
}
......@@ -414,13 +409,12 @@ static int __poll_for_resp(struct bnxt_qplib_rcfw *rcfw, u16 cookie,
};
static int __send_message_basic_sanity(struct bnxt_qplib_rcfw *rcfw,
struct bnxt_qplib_cmdqmsg *msg)
struct bnxt_qplib_cmdqmsg *msg,
u8 opcode)
{
struct bnxt_qplib_cmdq_ctx *cmdq;
u32 opcode;
cmdq = &rcfw->cmdq;
opcode = __get_cmdq_base_opcode(msg->req, msg->req_sz);
/* Prevent posting if f/w is not in a state to process */
if (test_bit(ERR_DEVICE_DETACHED, &rcfw->cmdq.flags))
......@@ -492,7 +486,7 @@ static int __bnxt_qplib_rcfw_send_message(struct bnxt_qplib_rcfw *rcfw,
opcode = __get_cmdq_base_opcode(msg->req, msg->req_sz);
rc = __send_message_basic_sanity(rcfw, msg);
rc = __send_message_basic_sanity(rcfw, msg, opcode);
if (rc)
return rc == -ENXIO ? bnxt_qplib_map_rc(opcode) : rc;
......@@ -504,11 +498,11 @@ static int __bnxt_qplib_rcfw_send_message(struct bnxt_qplib_rcfw *rcfw,
& RCFW_MAX_COOKIE_VALUE;
if (msg->block)
rc = __block_for_resp(rcfw, cookie, opcode);
rc = __block_for_resp(rcfw, cookie);
else if (atomic_read(&rcfw->rcfw_intr_enabled))
rc = __wait_for_resp(rcfw, cookie, opcode);
rc = __wait_for_resp(rcfw, cookie);
else
rc = __poll_for_resp(rcfw, cookie, opcode);
rc = __poll_for_resp(rcfw, cookie);
if (rc) {
/* timed out */
dev_err(&rcfw->pdev->dev, "cmdq[%#x]=%#x timedout (%d)msec\n",
......
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