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@xxxxxxxxxxxxxxxxxxxxx>
> > 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@xxxxxxxxxxxxxxxxxxxxx>
>
> Thank you for the patch.
>
> Looks good to me.
> Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@xxxxxxx>
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);
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>
--
Mihail
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