samsung-sm8650/android_kernel_samsung_sm8650-modules
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Merge "Revert "soc:soundwire: disable pm_qos in soundwire master driver""

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This commit is contained in:
qctecmdr
2021-05-22 11:31:19 -07:00
committed by Gerrit - the friendly Code Review server
parent afde3b3eb2 c0c4216d1d
commit 0f7704bd0e
1 changed files with 9 additions and 0 deletions
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9
soc/swr-mstr-ctrl.c
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@@ -2854,6 +2854,9 @@ static int swrm_probe(struct platform_device *pdev)
swrm->wlock_holders = 0;
swrm->pm_state = SWRM_PM_SLEEPABLE;
init_waitqueue_head(&swrm->pm_wq);
cpu_latency_qos_add_request(&swrm->pm_qos_req,
PM_QOS_DEFAULT_VALUE);
for (i = 0 ; i < SWR_MSTR_PORT_LEN; i++) {
INIT_LIST_HEAD(&swrm->mport_cfg[i].port_req_list);
@@ -3062,6 +3065,7 @@ err_irq_fail:
mutex_destroy(&swrm->clklock);
mutex_destroy(&swrm->pm_lock);
mutex_destroy(&swrm->runtime_lock);
cpu_latency_qos_remove_request(&swrm->pm_qos_req);
err_pdata_fail:
err_memory_fail:
@@ -3100,6 +3104,7 @@ static int swrm_remove(struct platform_device *pdev)
mutex_destroy(&swrm->force_down_lock);
mutex_destroy(&swrm->pm_lock);
mutex_destroy(&swrm->runtime_lock);
cpu_latency_qos_remove_request(&swrm->pm_qos_req);
devm_kfree(&pdev->dev, swrm);
return 0;
}
@@ -3799,6 +3804,8 @@ static bool swrm_lock_sleep(struct swr_mstr_ctrl *swrm)
mutex_lock(&swrm->pm_lock);
if (swrm->wlock_holders++ == 0) {
dev_dbg(swrm->dev, "%s: holding wake lock\n", __func__);
cpu_latency_qos_update_request(&swrm->pm_qos_req,
CPU_IDLE_LATENCY);
pm_stay_awake(swrm->dev);
}
mutex_unlock(&swrm->pm_lock);
@@ -3833,6 +3840,8 @@ static void swrm_unlock_sleep(struct swr_mstr_ctrl *swrm)
*/
if (likely(swrm->pm_state == SWRM_PM_AWAKE))
swrm->pm_state = SWRM_PM_SLEEPABLE;
cpu_latency_qos_update_request(&swrm->pm_qos_req,
PM_QOS_DEFAULT_VALUE);
pm_relax(swrm->dev);
}
mutex_unlock(&swrm->pm_lock);