| Message ID | 1372326574-4315-3-git-send-email-laurent.pinchart+renesas@ideasonboard.com (mailing list archive) |
|---|---|
| State | Superseded |
| Delegated to: | Paul Mundt |
| Headers | show |
Hello. On 27-06-2013 13:49, Laurent Pinchart wrote: > Replace the devm_request_mem_region() and devm_ioremap_nocache() calls > with devm_ioremap_resource(). > Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> > --- > drivers/gpu/drm/rcar-du/rcar_du_drv.c | 20 ++------------------ > 1 file changed, 2 insertions(+), 18 deletions(-) > diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c > index 003b34e..24ab0ca 100644 > --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c > +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c [...] > @@ -129,24 +128,9 @@ static int rcar_du_load(struct drm_device *dev, unsigned long flags) > > /* I/O resources and clocks */ > mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); [...] > + rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem); > + if (IS_ERR(rcdu->mmio)) > return -ENOMEM; You should return PTR_ERR(rcdu->mmio). WBR, Sergei -- To unsubscribe from this list: send the line "unsubscribe linux-sh" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi Sergei, On Thursday 27 June 2013 17:04:45 Sergei Shtylyov wrote: > On 27-06-2013 13:49, Laurent Pinchart wrote: > > Replace the devm_request_mem_region() and devm_ioremap_nocache() calls > > with devm_ioremap_resource(). > > > > Signed-off-by: Laurent Pinchart > > <laurent.pinchart+renesas@ideasonboard.com> > > --- > > > > drivers/gpu/drm/rcar-du/rcar_du_drv.c | 20 ++------------------ > > 1 file changed, 2 insertions(+), 18 deletions(-) > > > > diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c > > b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index 003b34e..24ab0ca 100644 > > --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c > > +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c > > [...] > > > @@ -129,24 +128,9 @@ static int rcar_du_load(struct drm_device *dev, > > unsigned long flags)> > > /* I/O resources and clocks */ > > mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); > > [...] > > > + rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem); > > + if (IS_ERR(rcdu->mmio)) > > > > return -ENOMEM; > > You should return PTR_ERR(rcdu->mmio). Good point, I'll fix that. Thank you.
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index 003b34e..24ab0ca 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -107,7 +107,6 @@ static int rcar_du_load(struct drm_device *dev, unsigned long flags) struct platform_device *pdev = dev->platformdev; struct rcar_du_platform_data *pdata = pdev->dev.platform_data; struct rcar_du_device *rcdu; - struct resource *ioarea; struct resource *mem; int ret; @@ -129,24 +128,9 @@ static int rcar_du_load(struct drm_device *dev, unsigned long flags) /* I/O resources and clocks */ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (mem == NULL) { - dev_err(&pdev->dev, "failed to get memory resource\n"); - return -EINVAL; - } - - ioarea = devm_request_mem_region(&pdev->dev, mem->start, - resource_size(mem), pdev->name); - if (ioarea == NULL) { - dev_err(&pdev->dev, "failed to request memory region\n"); - return -EBUSY; - } - - rcdu->mmio = devm_ioremap_nocache(&pdev->dev, ioarea->start, - resource_size(ioarea)); - if (rcdu->mmio == NULL) { - dev_err(&pdev->dev, "failed to remap memory resource\n"); + rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem); + if (IS_ERR(rcdu->mmio)) return -ENOMEM; - } rcdu->clock = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(rcdu->clock)) {
Replace the devm_request_mem_region() and devm_ioremap_nocache() calls with devm_ioremap_resource(). Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> --- drivers/gpu/drm/rcar-du/rcar_du_drv.c | 20 ++------------------ 1 file changed, 2 insertions(+), 18 deletions(-)