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From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
To: unlisted-recipients:; (no To-header on input)
Cc: linuxarm@huawei.com, mauro.chehab@huawei.com,
	Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
	Andy Gross <agross@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Stanimir Varbanov <stanimir.varbanov@linaro.org>,
	linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-media@vger.kernel.org
Subject: [PATCH 64/78] media: core: use pm_runtime_resume_and_get()
Date: Sat, 24 Apr 2021 08:45:14 +0200	[thread overview]
Message-ID: <1fb9919b1cb83dd6db934dab74442c981eeda7f0.1619191723.git.mchehab+huawei@kernel.org> (raw)
In-Reply-To: <cover.1619191723.git.mchehab+huawei@kernel.org>

Commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter")
added pm_runtime_resume_and_get() in order to automatically handle
dev->power.usage_count decrement on errors.

Use the new API, in order to cleanup the error check logic.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 drivers/media/platform/qcom/venus/core.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
index 54bac7ec14c5..c156320fa256 100644
--- a/drivers/media/platform/qcom/venus/core.c
+++ b/drivers/media/platform/qcom/venus/core.c
@@ -84,7 +84,7 @@ static void venus_sys_error_handler(struct work_struct *work)
 			container_of(work, struct venus_core, work.work);
 	int ret = 0;
 
-	pm_runtime_get_sync(core->dev);
+	pm_runtime_resume_and_get(core->dev);
 
 	hfi_core_deinit(core, true);
 
@@ -106,7 +106,7 @@ static void venus_sys_error_handler(struct work_struct *work)
 
 	hfi_reinit(core);
 
-	pm_runtime_get_sync(core->dev);
+	pm_runtime_resume_and_get(core->dev);
 
 	ret |= venus_boot(core);
 	ret |= hfi_core_resume(core, true);
@@ -305,21 +305,21 @@ static int venus_probe(struct platform_device *pdev)
 
 	pm_runtime_enable(dev);
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		goto err_runtime_disable;
 
 	ret = of_platform_populate(dev->of_node, NULL, NULL, dev);
 	if (ret)
-		goto err_runtime_disable;
+		goto err_pm;
 
 	ret = venus_firmware_init(core);
 	if (ret)
-		goto err_runtime_disable;
+		goto err_pm;
 
 	ret = venus_boot(core);
 	if (ret)
-		goto err_runtime_disable;
+		goto err_pm;
 
 	ret = hfi_core_resume(core, true);
 	if (ret)
@@ -351,8 +351,9 @@ static int venus_probe(struct platform_device *pdev)
 	v4l2_device_unregister(&core->v4l2_dev);
 err_venus_shutdown:
 	venus_shutdown(core);
-err_runtime_disable:
+err_pm:
 	pm_runtime_put_noidle(dev);
+err_runtime_disable:
 	pm_runtime_set_suspended(dev);
 	pm_runtime_disable(dev);
 	hfi_destroy(core);
@@ -371,7 +372,7 @@ static int venus_remove(struct platform_device *pdev)
 	struct device *dev = core->dev;
 	int ret;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	WARN_ON(ret < 0);
 
 	ret = hfi_core_deinit(core, true);
@@ -403,7 +404,7 @@ static void venus_core_shutdown(struct platform_device *pdev)
 {
 	struct venus_core *core = platform_get_drvdata(pdev);
 
-	pm_runtime_get_sync(core->dev);
+	pm_runtime_resume_and_get(core->dev);
 	venus_shutdown(core);
 	venus_firmware_deinit(core);
 	pm_runtime_put_sync(core->dev);
-- 
2.30.2


  parent reply	other threads:[~2021-04-24  6:46 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-24  6:44 [PATCH 00/78] media: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync() Mauro Carvalho Chehab
2021-04-24  6:45 ` [PATCH 60/78] media: camss-csid: use pm_runtime_resume_and_get() Mauro Carvalho Chehab
2021-04-24  6:45 ` [PATCH 61/78] media: camss-csiphy: " Mauro Carvalho Chehab
2021-04-24  6:45 ` [PATCH 62/78] media: camss-ispif: " Mauro Carvalho Chehab
2021-04-24  6:45 ` [PATCH 63/78] media: camss-vfe: " Mauro Carvalho Chehab
2021-04-24  6:45 ` Mauro Carvalho Chehab [this message]
2021-04-24  6:45 ` [PATCH 65/78] media: pm_helpers: " Mauro Carvalho Chehab
2021-04-24  6:45 ` [PATCH 66/78] media: vdec: " Mauro Carvalho Chehab
2021-04-24  6:45 ` [PATCH 67/78] media: venc: " Mauro Carvalho Chehab
2021-04-28 10:13 ` [PATCH 00/78] media: use pm_runtime_resume_and_get() instead of pm_runtime_get_sync() Dan Carpenter

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