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drm/gma500: use container_of to resolve psb_fbdev from drm_fb_helper

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Use container_of instead of casting first structure member.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Fabian Frederick 2014-09-14 18:40:20 +02:00 committed by Daniel Vetter
parent f38e34ac54
commit c39aa6a1e3
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/gma500/framebuffer.c
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@ -540,7 +540,8 @@ static void psbfb_gamma_get(struct drm_crtc *crtc, u16 *red,
static int psbfb_probe(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes)
{
struct psb_fbdev *psb_fbdev = (struct psb_fbdev *)helper;
struct psb_fbdev *psb_fbdev =
container_of(helper, struct psb_fbdev, psb_fb_helper);
struct drm_device *dev = psb_fbdev->psb_fb_helper.dev;
struct drm_psb_private *dev_priv = dev->dev_private;
int bytespp;