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msm: eva: Use rate limited printk API

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Avoid potential system level RT throttling issue.

Change-Id: I0fbe198957ef9e5c21435fef2c6e8b6df551da5b
Signed-off-by: George Shen <quic_sqiao@quicinc.com>
This commit is contained in:
George Shen
2022-03-15 17:02:12 -07:00
parent 3e4893a08b
commit 7cc6e333d2
4 changed files with 8 additions and 6 deletions
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4
msm/eva/cvp_hfi.c
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@@ -3903,7 +3903,7 @@ static int __iris_power_on(struct iris_hfi_device *device)
enable_irq(device->cvp_hal_data->irq); enable_irq(device->cvp_hal_data->irq);
__write_register(device, __write_register(device,
CVP_WRAPPER_DEBUG_BRIDGE_LPI_CONTROL, 0x7); CVP_WRAPPER_DEBUG_BRIDGE_LPI_CONTROL, 0x7);
pr_info(CVP_DBG_TAG "cvp (eva) powered on\n", "pwr"); pr_info_ratelimited(CVP_DBG_TAG "cvp (eva) powered on\n", "pwr");
return 0; return 0;
fail_enable_core: fail_enable_core:
@@ -4229,7 +4229,7 @@ static void power_off_iris2(struct iris_hfi_device *device)
/*Do not access registers after this point!*/ /*Do not access registers after this point!*/
device->power_enabled = false; device->power_enabled = false;
pr_info(CVP_DBG_TAG "cvp (eva) power collapsed\n", "pwr"); pr_info_ratelimited(CVP_DBG_TAG "cvp (eva) power collapsed\n", "pwr");
} }
static inline int __resume(struct iris_hfi_device *device) static inline int __resume(struct iris_hfi_device *device)

2
msm/eva/msm_cvp.c
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@@ -1197,7 +1197,7 @@ static int msm_cvp_session_stop(struct msm_cvp_inst *inst,
} }
sq->state = QUEUE_STOP; sq->state = QUEUE_STOP;
pr_info(CVP_DBG_TAG "Stop session: %pK session_id = %d\n", pr_info_ratelimited(CVP_DBG_TAG "Stop session: %pK session_id = %d\n",
"sess", inst, hash32_ptr(inst->session)); "sess", inst, hash32_ptr(inst->session));
spin_unlock(&sq->lock); spin_unlock(&sq->lock);

6
msm/eva/msm_cvp_core.c
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@@ -168,7 +168,8 @@ void *msm_cvp_open(int core_id, int session_type)
goto err_invalid_core; goto err_invalid_core;
} }
pr_info(CVP_DBG_TAG "Opening cvp instance: %pK\n", "sess", inst); pr_info_ratelimited(
CVP_DBG_TAG "Opening cvp instance: %pK\n", "sess", inst);
mutex_init(&inst->sync_lock); mutex_init(&inst->sync_lock);
mutex_init(&inst->lock); mutex_init(&inst->lock);
spin_lock_init(&inst->event_handler.lock); spin_lock_init(&inst->event_handler.lock);
@@ -384,7 +385,8 @@ int msm_cvp_destroy(struct msm_cvp_inst *inst)
__deinit_fence_queue(inst); __deinit_fence_queue(inst);
core->synx_ftbl->cvp_sess_deinit_synx(inst); core->synx_ftbl->cvp_sess_deinit_synx(inst);
pr_info(CVP_DBG_TAG "Closed cvp instance: %pK session_id = %d\n", pr_info_ratelimited(
CVP_DBG_TAG "Closed cvp instance: %pK session_id = %d\n",
"sess", inst, hash32_ptr(inst->session)); "sess", inst, hash32_ptr(inst->session));
inst->session = (void *)0xdeadbeef; inst->session = (void *)0xdeadbeef;
kfree(inst); kfree(inst);

2
msm/eva/msm_cvp_debug.h
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@@ -72,7 +72,7 @@ extern int msm_cvp_minidump_enable;
do { \ do { \
if (msm_cvp_debug & __level) { \ if (msm_cvp_debug & __level) { \
if (msm_cvp_debug_out == CVP_OUT_PRINTK) { \ if (msm_cvp_debug_out == CVP_OUT_PRINTK) { \
pr_info(CVP_DBG_TAG __fmt, \ pr_info_ratelimited(CVP_DBG_TAG __fmt, \
get_debug_level_str(__level), \ get_debug_level_str(__level), \
## arg); \ ## arg); \
} \ } \