Message ID | 64a6ea39-3e4b-2ebe-74f7-98720e581e3e@web.de (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm/komeda: Use devm_platform_ioremap_resource() in komeda_dev_create() | expand |
On Sat, Sep 21, 2019 at 07:50:46PM +0200, Markus Elfring wrote: > From: Markus Elfring <elfring@users.sourceforge.net> > Date: Sat, 21 Sep 2019 19:43:51 +0200 > > Simplify this function implementation by using a known wrapper function. > > This issue was detected by using the Coccinelle software. > > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Thank you for the patch. Looks good to me. Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com> > --- > drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 9 +-------- > 1 file changed, 1 insertion(+), 8 deletions(-) > > -- > 2.23.0 > > diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c > index ca64a129c594..a387d923962e 100644 > --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c > +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c > @@ -172,19 +172,12 @@ struct komeda_dev *komeda_dev_create(struct device *dev) > struct platform_device *pdev = to_platform_device(dev); > const struct komeda_product_data *product; > struct komeda_dev *mdev; > - struct resource *io_res; > int err = 0; > > product = of_device_get_match_data(dev); > if (!product) > return ERR_PTR(-ENODEV); > > - io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - if (!io_res) { > - DRM_ERROR("No registers defined.\n"); > - return ERR_PTR(-ENODEV); > - } > - > mdev = devm_kzalloc(dev, sizeof(*mdev), GFP_KERNEL); > if (!mdev) > return ERR_PTR(-ENOMEM); > @@ -192,7 +185,7 @@ struct komeda_dev *komeda_dev_create(struct device *dev) > mutex_init(&mdev->lock); > > mdev->dev = dev; > - mdev->reg_base = devm_ioremap_resource(dev, io_res); > + mdev->reg_base = devm_platform_ioremap_resource(pdev, 0); > if (IS_ERR(mdev->reg_base)) { > DRM_ERROR("Map register space failed.\n"); > err = PTR_ERR(mdev->reg_base);
On Wednesday, 9 October 2019 09:57:11 GMT james qian wang (Arm Technology China) wrote: > On Sat, Sep 21, 2019 at 07:50:46PM +0200, Markus Elfring wrote: > > From: Markus Elfring <elfring@users.sourceforge.net> > > Date: Sat, 21 Sep 2019 19:43:51 +0200 > > > > Simplify this function implementation by using a known wrapper function. > > > > This issue was detected by using the Coccinelle software. > > > > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> > > Thank you for the patch. > > Looks good to me. > Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com> Applied to drm-misc-next - 50ec5b563bed04b0b262822b755f6aa336f1f40a > > > --- > > drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 9 +-------- > > 1 file changed, 1 insertion(+), 8 deletions(-) > > > > -- > > 2.23.0 > > > > diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c > > index ca64a129c594..a387d923962e 100644 > > --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c > > +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c > > @@ -172,19 +172,12 @@ struct komeda_dev *komeda_dev_create(struct device *dev) > > struct platform_device *pdev = to_platform_device(dev); > > const struct komeda_product_data *product; > > struct komeda_dev *mdev; > > - struct resource *io_res; > > int err = 0; > > > > product = of_device_get_match_data(dev); > > if (!product) > > return ERR_PTR(-ENODEV); > > > > - io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > > - if (!io_res) { > > - DRM_ERROR("No registers defined.\n"); > > - return ERR_PTR(-ENODEV); > > - } > > - > > mdev = devm_kzalloc(dev, sizeof(*mdev), GFP_KERNEL); > > if (!mdev) > > return ERR_PTR(-ENOMEM); > > @@ -192,7 +185,7 @@ struct komeda_dev *komeda_dev_create(struct device *dev) > > mutex_init(&mdev->lock); > > > > mdev->dev = dev; > > - mdev->reg_base = devm_ioremap_resource(dev, io_res); > > + mdev->reg_base = devm_platform_ioremap_resource(pdev, 0); > > if (IS_ERR(mdev->reg_base)) { > > DRM_ERROR("Map register space failed.\n"); > > err = PTR_ERR(mdev->reg_base); > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel >
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c index ca64a129c594..a387d923962e 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c @@ -172,19 +172,12 @@ struct komeda_dev *komeda_dev_create(struct device *dev) struct platform_device *pdev = to_platform_device(dev); const struct komeda_product_data *product; struct komeda_dev *mdev; - struct resource *io_res; int err = 0; product = of_device_get_match_data(dev); if (!product) return ERR_PTR(-ENODEV); - io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!io_res) { - DRM_ERROR("No registers defined.\n"); - return ERR_PTR(-ENODEV); - } - mdev = devm_kzalloc(dev, sizeof(*mdev), GFP_KERNEL); if (!mdev) return ERR_PTR(-ENOMEM); @@ -192,7 +185,7 @@ struct komeda_dev *komeda_dev_create(struct device *dev) mutex_init(&mdev->lock); mdev->dev = dev; - mdev->reg_base = devm_ioremap_resource(dev, io_res); + mdev->reg_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(mdev->reg_base)) { DRM_ERROR("Map register space failed.\n"); err = PTR_ERR(mdev->reg_base);