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Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lgSgc-009dQW-M1; Tue, 11 May 2021 13:44:36 +0000 Received: from dggeml707-chm.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4FffGl3nZZz61NK; Tue, 11 May 2021 21:41:51 +0800 (CST) Received: from dggpemm500006.china.huawei.com (7.185.36.236) by dggeml707-chm.china.huawei.com (10.3.17.137) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Tue, 11 May 2021 21:44:30 +0800 Received: from thunder-town.china.huawei.com (10.174.177.72) by dggpemm500006.china.huawei.com (7.185.36.236) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Tue, 11 May 2021 21:44:30 +0800 From: Zhen Lei To: Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Matthias Brugger , Baruch Siach , dri-devel , linux-mediatek , linux-arm-kernel CC: Zhen Lei Subject: [PATCH v2 1/1] drm/mediatek: Remove redundant error printing Date: Tue, 11 May 2021 21:43:37 +0800 Message-ID: <20210511134338.6167-2-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 In-Reply-To: <20210511134338.6167-1-thunder.leizhen@huawei.com> References: <20210511134338.6167-1-thunder.leizhen@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.174.177.72] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500006.china.huawei.com (7.185.36.236) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210511_064435_084878_C5BA7882 X-CRM114-Status: GOOD ( 11.86 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org When devm_ioremap_resource() fails, a clear enough error message will be printed by its subfunction __devm_ioremap_resource(). The error information contains the device name, failure cause, and possibly resource information. Therefore, remove the error printing here to simplify code and reduce the binary size. Reported-by: Hulk Robot Signed-off-by: Zhen Lei --- drivers/gpu/drm/mediatek/mtk_cec.c | 7 ++----- drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 4 +--- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 4 +--- drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 4 +--- drivers/gpu/drm/mediatek/mtk_dpi.c | 7 ++----- drivers/gpu/drm/mediatek/mtk_dsi.c | 1 - 6 files changed, 7 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c index e9cef5c0c8f7eff..c47b54936cfa6b8 100644 --- a/drivers/gpu/drm/mediatek/mtk_cec.c +++ b/drivers/gpu/drm/mediatek/mtk_cec.c @@ -195,11 +195,8 @@ static int mtk_cec_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); cec->regs = devm_ioremap_resource(dev, res); - if (IS_ERR(cec->regs)) { - ret = PTR_ERR(cec->regs); - dev_err(dev, "Failed to ioremap cec: %d\n", ret); - return ret; - } + if (IS_ERR(cec->regs)) + return PTR_ERR(cec->regs); cec->clk = devm_clk_get(dev, NULL); if (IS_ERR(cec->clk)) { diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c index 141cb36b9c07b74..2b9923e5c6382f7 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c @@ -173,10 +173,8 @@ static int mtk_disp_ccorr_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->regs = devm_ioremap_resource(dev, res); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap ccorr\n"); + if (IS_ERR(priv->regs)) return PTR_ERR(priv->regs); - } #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index 961f87f8d4d156f..48927135c247537 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -395,10 +395,8 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->regs = devm_ioremap_resource(dev, res); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap ovl\n"); + if (IS_ERR(priv->regs)) return PTR_ERR(priv->regs); - } #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index 728aaadfea8cfcc..e8d31b4c12b7727 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -294,10 +294,8 @@ static int mtk_disp_rdma_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); priv->regs = devm_ioremap_resource(dev, res); - if (IS_ERR(priv->regs)) { - dev_err(dev, "failed to ioremap rdma\n"); + if (IS_ERR(priv->regs)) return PTR_ERR(priv->regs); - } #if IS_REACHABLE(CONFIG_MTK_CMDQ) ret = cmdq_dev_get_client_reg(dev, &priv->cmdq_reg, 0); if (ret) diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index bea91c81626e154..f8020bc046cb63f 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -741,11 +741,8 @@ static int mtk_dpi_probe(struct platform_device *pdev) } mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); dpi->regs = devm_ioremap_resource(dev, mem); - if (IS_ERR(dpi->regs)) { - ret = PTR_ERR(dpi->regs); - dev_err(dev, "Failed to ioremap mem resource: %d\n", ret); - return ret; - } + if (IS_ERR(dpi->regs)) + return PTR_ERR(dpi->regs); dpi->engine_clk = devm_clk_get(dev, "engine"); if (IS_ERR(dpi->engine_clk)) { diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index ae403c67cbd922d..89e351dfab88177 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1062,7 +1062,6 @@ static int mtk_dsi_probe(struct platform_device *pdev) dsi->regs = devm_ioremap_resource(dev, regs); if (IS_ERR(dsi->regs)) { ret = PTR_ERR(dsi->regs); - dev_err(dev, "Failed to ioremap memory: %d\n", ret); goto err_unregister_host; }