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Thu, 06 May 2021 15:26:30 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id AFC9661949; Thu, 6 May 2021 15:26:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620314783; bh=Q1WsziPcbnwAb2cpqQFZbO8zttZnZQq1oIpn6yJZI+I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jT90qvx9MfzcfeyIFJE9XCz0ywhiU67cPZEcnlRwVlGDFG9a8ewKY9V51EKUNXG+2 BdJVo7PwOoiytmgZMVJUHIBCpohFHG6YiK91yncEC64KY3sXsGyTbQRdMC0MuTyfd8 7YM4Wlijpvt9hWWoVKXnHlgkvWSO+MkNObkN3nTek6WJ7iRcTuYgye5lRhD48l+jyL Eujpj+4df+zxARV22IYjr1Bhs40d2s7K9EM7K/vgdT0baf7JmOCutac1dnVBiYIwnW idg8hAzIYWz7eTVbHIPo4jQn8NeRfofLPrc0SI4K4D359Kqv/4YQJKPPzMz/niYS4I 2OmVXfmIx1ONA== Received: by mail.kernel.org with local (Exim 4.94.2) (envelope-from ) id 1left8-000SCN-B5; Thu, 06 May 2021 17:26:06 +0200 From: Mauro Carvalho Chehab To: Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , Chen-Yu Tsai , Jernej Skrabec , Mauro Carvalho Chehab , Maxime Ripard , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-sunxi@lists.linux.dev Subject: [PATCH v5 21/25] media: sunxi: use pm_runtime_resume_and_get() Date: Thu, 6 May 2021 17:25:59 +0200 Message-Id: <24d9a9a7010b155fd5cc23566b158b9cee0a66a3.1620314616.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210506_082624_419668_DA9414E5 X-CRM114-Status: GOOD ( 10.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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 --- drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c b/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c index 4785faddf630..54b909987caa 100644 --- a/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c +++ b/drivers/media/platform/sunxi/sun4i-csi/sun4i_v4l2.c @@ -206,9 +206,9 @@ static int sun4i_csi_open(struct file *file) if (ret) return ret; - ret = pm_runtime_get_sync(csi->dev); + ret = pm_runtime_resume_and_get(csi->dev); if (ret < 0) - goto err_pm_put; + goto err_unlock; ret = v4l2_pipeline_pm_get(&csi->vdev.entity); if (ret) @@ -227,6 +227,8 @@ static int sun4i_csi_open(struct file *file) err_pm_put: pm_runtime_put(csi->dev); + +err_unlock: mutex_unlock(&csi->lock); return ret; -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel