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 thierry.reding@avionic-design.de Cc: David Airlie airlied@linux.ie 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; }