From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753116Ab3AUKNi (ORCPT ); Mon, 21 Jan 2013 05:13:38 -0500 Received: from moutng.kundenserver.de ([212.227.17.9]:49307 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753128Ab3AUKKC (ORCPT ); Mon, 21 Jan 2013 05:10:02 -0500 From: Thierry Reding To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , Dmitry Torokhov , Arnd Bergmann , Wolfram Sang , David Airlie , dri-devel@lists.freedesktop.org Subject: [PATCH 09/33] drm: Convert to devm_ioremap_resource() Date: Mon, 21 Jan 2013 11:09:02 +0100 Message-Id: <1358762966-20791-10-git-send-email-thierry.reding@avionic-design.de> X-Mailer: git-send-email 1.8.1.1 In-Reply-To: <1358762966-20791-1-git-send-email-thierry.reding@avionic-design.de> References: <1358762966-20791-1-git-send-email-thierry.reding@avionic-design.de> X-Provags-ID: V02:K0:Bi2QJVVDFWP4HAzMBK54sOKervQ4dTpXGDwx9KTfZrQ AN2kY1bSubvh+urFTWXeYsi/Nj9CnekiojS+WD1jKqMzLMdKEm FyRSaYLqJwUdVp9SagSNJKm4Oum8tszr4dN0DY+HT3xtVNVxt3 uFOiHFNmYTZO8N5W649QWhSLl25/GRI3PVoWYj9jOtgJtr8m5D 38nwtNDiiuIMyu2gclIIYHTKfYXKpxAJl066aQPhqxFGfUExlB 2ladTCqnuPctXsIENyM7q1SYXSFVfkPTb7jLoSl+wt2iv7MPEq cRw/74uiLjO+lAm4ynmTTSLOzkSFdIXPWwSXkVNAFPC1cXUTQ8 a+cEkcp1CUwdGBCfW6Kao1tYy+U2puI4EO7aMezVTxshstkhGZ hacdbG8s1T4Rx4iMMgYjF1dsgyZSCQ0b/6Zd7EzGyvI2RPq0YH W6auM Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Convert all uses of devm_request_and_ioremap() to the newly introduced devm_ioremap_resource() which provides more consistent error handling. devm_ioremap_resource() provides its own error messages so all explicit error messages can be removed from the failure code paths. Signed-off-by: Thierry Reding Cc: David Airlie Cc: dri-devel@lists.freedesktop.org --- drivers/gpu/drm/exynos/exynos_drm_fimc.c | 8 +++----- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 8 +++----- drivers/gpu/drm/exynos/exynos_drm_g2d.c | 7 +++---- drivers/gpu/drm/exynos/exynos_drm_gsc.c | 8 +++----- drivers/gpu/drm/exynos/exynos_drm_rotator.c | 8 +++----- drivers/gpu/drm/exynos/exynos_hdmi.c | 8 +++----- drivers/gpu/drm/tegra/dc.c | 8 +++----- drivers/gpu/drm/tegra/hdmi.c | 6 +++--- drivers/gpu/drm/tegra/host1x.c | 6 +++--- 9 files changed, 27 insertions(+), 40 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 67a83e6..411f69b7 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -1785,11 +1785,9 @@ static int fimc_probe(struct platform_device *pdev) /* resource memory */ ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ctx->regs = devm_request_and_ioremap(dev, ctx->regs_res); - if (!ctx->regs) { - dev_err(dev, "failed to map registers.\n"); - return -ENXIO; - } + ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); + if (IS_ERR(ctx->regs)) + return PTR_ERR(ctx->regs); /* resource irq */ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 9537761..36493ce 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -913,11 +913,9 @@ static int fimd_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ctx->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!ctx->regs) { - dev_err(dev, "failed to map registers\n"); - return -ENXIO; - } + ctx->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ctx->regs)) + return PTR_ERR(ctx->regs); res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!res) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 36c3905..7329abd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -1136,10 +1136,9 @@ static int g2d_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - g2d->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!g2d->regs) { - dev_err(dev, "failed to remap I/O memory\n"); - ret = -ENXIO; + g2d->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(g2d->regs)) { + ret = PTR_ERR(g2d->regs); goto err_put_clk; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 8140753..7841c3b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -1692,11 +1692,9 @@ static int gsc_probe(struct platform_device *pdev) /* resource memory */ ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ctx->regs = devm_request_and_ioremap(dev, ctx->regs_res); - if (!ctx->regs) { - dev_err(dev, "failed to map registers.\n"); - return -ENXIO; - } + ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); + if (IS_ERR(ctx->regs)) + return PTR_ERR(ctx->regs); /* resource irq */ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c index e9e83ef..a6da774 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c +++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c @@ -656,11 +656,9 @@ static int rotator_probe(struct platform_device *pdev) platform_get_device_id(pdev)->driver_data; rot->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - rot->regs = devm_request_and_ioremap(dev, rot->regs_res); - if (!rot->regs) { - dev_err(dev, "failed to map register\n"); - return -ENXIO; - } + rot->regs = devm_ioremap_resource(dev, rot->regs_res); + if (IS_ERR(rot->regs)) + return PTR_ERR(rot->regs); rot->irq = platform_get_irq(pdev, 0); if (rot->irq < 0) { diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 41ff79d..d4c3f3d 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2526,11 +2526,9 @@ static int hdmi_probe(struct platform_device *pdev) return -ENOENT; } - hdata->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!hdata->regs) { - DRM_ERROR("failed to map registers\n"); - return -ENXIO; - } + hdata->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(hdata->regs)) + return PTR_ERR(hdata->regs); ret = devm_gpio_request(&pdev->dev, hdata->hpd_gpio, "HPD"); if (ret) { diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 656b2e3..d365c6d 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -764,11 +764,9 @@ static int tegra_dc_probe(struct platform_device *pdev) return -ENXIO; } - dc->regs = devm_request_and_ioremap(&pdev->dev, regs); - if (!dc->regs) { - dev_err(&pdev->dev, "failed to remap registers\n"); - return -ENXIO; - } + dc->regs = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(dc->regs)) + return PTR_ERR(dc->regs); dc->irq = platform_get_irq(pdev, 0); if (dc->irq < 0) { diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index e060c7e..266af78 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -1259,9 +1259,9 @@ static int tegra_hdmi_probe(struct platform_device *pdev) if (!regs) return -ENXIO; - hdmi->regs = devm_request_and_ioremap(&pdev->dev, regs); - if (!hdmi->regs) - return -EADDRNOTAVAIL; + hdmi->regs = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(hdmi->regs)) + return PTR_ERR(hdmi->regs); err = platform_get_irq(pdev, 0); if (err < 0) diff --git a/drivers/gpu/drm/tegra/host1x.c b/drivers/gpu/drm/tegra/host1x.c index 5d17b11..92e25a7 100644 --- a/drivers/gpu/drm/tegra/host1x.c +++ b/drivers/gpu/drm/tegra/host1x.c @@ -139,9 +139,9 @@ static int tegra_host1x_probe(struct platform_device *pdev) host1x->irq = err; - host1x->regs = devm_request_and_ioremap(&pdev->dev, regs); - if (!host1x->regs) { - err = -EADDRNOTAVAIL; + host1x->regs = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(host1x->regs)) { + err = PTR_ERR(host1x->regs); goto err; } -- 1.8.1.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH 09/33] drm: Convert to devm_ioremap_resource() Date: Mon, 21 Jan 2013 11:09:02 +0100 Message-ID: <1358762966-20791-10-git-send-email-thierry.reding@avionic-design.de> References: <1358762966-20791-1-git-send-email-thierry.reding@avionic-design.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.17.9]) by gabe.freedesktop.org (Postfix) with ESMTP id 5B77EE61A8 for ; Mon, 21 Jan 2013 02:09:45 -0800 (PST) In-Reply-To: <1358762966-20791-1-git-send-email-thierry.reding@avionic-design.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: linux-kernel@vger.kernel.org Cc: Arnd Bergmann , Greg Kroah-Hartman , Dmitry Torokhov , Wolfram Sang , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org Convert all uses of devm_request_and_ioremap() to the newly introduced devm_ioremap_resource() which provides more consistent error handling. devm_ioremap_resource() provides its own error messages so all explicit error messages can be removed from the failure code paths. Signed-off-by: Thierry Reding Cc: David Airlie Cc: dri-devel@lists.freedesktop.org --- drivers/gpu/drm/exynos/exynos_drm_fimc.c | 8 +++----- drivers/gpu/drm/exynos/exynos_drm_fimd.c | 8 +++----- drivers/gpu/drm/exynos/exynos_drm_g2d.c | 7 +++---- drivers/gpu/drm/exynos/exynos_drm_gsc.c | 8 +++----- drivers/gpu/drm/exynos/exynos_drm_rotator.c | 8 +++----- drivers/gpu/drm/exynos/exynos_hdmi.c | 8 +++----- drivers/gpu/drm/tegra/dc.c | 8 +++----- drivers/gpu/drm/tegra/hdmi.c | 6 +++--- drivers/gpu/drm/tegra/host1x.c | 6 +++--- 9 files changed, 27 insertions(+), 40 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 67a83e6..411f69b7 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -1785,11 +1785,9 @@ static int fimc_probe(struct platform_device *pdev) /* resource memory */ ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ctx->regs = devm_request_and_ioremap(dev, ctx->regs_res); - if (!ctx->regs) { - dev_err(dev, "failed to map registers.\n"); - return -ENXIO; - } + ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); + if (IS_ERR(ctx->regs)) + return PTR_ERR(ctx->regs); /* resource irq */ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 9537761..36493ce 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -913,11 +913,9 @@ static int fimd_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ctx->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!ctx->regs) { - dev_err(dev, "failed to map registers\n"); - return -ENXIO; - } + ctx->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(ctx->regs)) + return PTR_ERR(ctx->regs); res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!res) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 36c3905..7329abd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -1136,10 +1136,9 @@ static int g2d_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - g2d->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!g2d->regs) { - dev_err(dev, "failed to remap I/O memory\n"); - ret = -ENXIO; + g2d->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(g2d->regs)) { + ret = PTR_ERR(g2d->regs); goto err_put_clk; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 8140753..7841c3b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -1692,11 +1692,9 @@ static int gsc_probe(struct platform_device *pdev) /* resource memory */ ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ctx->regs = devm_request_and_ioremap(dev, ctx->regs_res); - if (!ctx->regs) { - dev_err(dev, "failed to map registers.\n"); - return -ENXIO; - } + ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); + if (IS_ERR(ctx->regs)) + return PTR_ERR(ctx->regs); /* resource irq */ res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c index e9e83ef..a6da774 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c +++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c @@ -656,11 +656,9 @@ static int rotator_probe(struct platform_device *pdev) platform_get_device_id(pdev)->driver_data; rot->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - rot->regs = devm_request_and_ioremap(dev, rot->regs_res); - if (!rot->regs) { - dev_err(dev, "failed to map register\n"); - return -ENXIO; - } + rot->regs = devm_ioremap_resource(dev, rot->regs_res); + if (IS_ERR(rot->regs)) + return PTR_ERR(rot->regs); rot->irq = platform_get_irq(pdev, 0); if (rot->irq < 0) { diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 41ff79d..d4c3f3d 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2526,11 +2526,9 @@ static int hdmi_probe(struct platform_device *pdev) return -ENOENT; } - hdata->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!hdata->regs) { - DRM_ERROR("failed to map registers\n"); - return -ENXIO; - } + hdata->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(hdata->regs)) + return PTR_ERR(hdata->regs); ret = devm_gpio_request(&pdev->dev, hdata->hpd_gpio, "HPD"); if (ret) { diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 656b2e3..d365c6d 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -764,11 +764,9 @@ static int tegra_dc_probe(struct platform_device *pdev) return -ENXIO; } - dc->regs = devm_request_and_ioremap(&pdev->dev, regs); - if (!dc->regs) { - dev_err(&pdev->dev, "failed to remap registers\n"); - return -ENXIO; - } + dc->regs = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(dc->regs)) + return PTR_ERR(dc->regs); dc->irq = platform_get_irq(pdev, 0); if (dc->irq < 0) { diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index e060c7e..266af78 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -1259,9 +1259,9 @@ static int tegra_hdmi_probe(struct platform_device *pdev) if (!regs) return -ENXIO; - hdmi->regs = devm_request_and_ioremap(&pdev->dev, regs); - if (!hdmi->regs) - return -EADDRNOTAVAIL; + hdmi->regs = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(hdmi->regs)) + return PTR_ERR(hdmi->regs); err = platform_get_irq(pdev, 0); if (err < 0) diff --git a/drivers/gpu/drm/tegra/host1x.c b/drivers/gpu/drm/tegra/host1x.c index 5d17b11..92e25a7 100644 --- a/drivers/gpu/drm/tegra/host1x.c +++ b/drivers/gpu/drm/tegra/host1x.c @@ -139,9 +139,9 @@ static int tegra_host1x_probe(struct platform_device *pdev) host1x->irq = err; - host1x->regs = devm_request_and_ioremap(&pdev->dev, regs); - if (!host1x->regs) { - err = -EADDRNOTAVAIL; + host1x->regs = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(host1x->regs)) { + err = PTR_ERR(host1x->regs); goto err; } -- 1.8.1.1