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path: root/drivers/gpu/drm/msm/msm_fbdev.c
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Diffstat (limited to 'drivers/gpu/drm/msm/msm_fbdev.c')
-rw-r--r--drivers/gpu/drm/msm/msm_fbdev.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c
index d9759bf3482e..a9223bea871b 100644
--- a/drivers/gpu/drm/msm/msm_fbdev.c
+++ b/drivers/gpu/drm/msm/msm_fbdev.c
@@ -159,6 +159,10 @@ static int msm_fbdev_create(struct drm_fb_helper *helper,
dev->mode_config.fb_base = paddr;
fbi->screen_base = msm_gem_vaddr_locked(fbdev->bo);
+ if (IS_ERR(fbi->screen_base)) {
+ ret = PTR_ERR(fbi->screen_base);
+ goto fail_unlock;
+ }
fbi->screen_size = fbdev->bo->size;
fbi->fix.smem_start = paddr;
fbi->fix.smem_len = fbdev->bo->size;
@@ -184,21 +188,7 @@ fail:
return ret;
}
-static void msm_crtc_fb_gamma_set(struct drm_crtc *crtc,
- u16 red, u16 green, u16 blue, int regno)
-{
- DBG("fbdev: set gamma");
-}
-
-static void msm_crtc_fb_gamma_get(struct drm_crtc *crtc,
- u16 *red, u16 *green, u16 *blue, int regno)
-{
- DBG("fbdev: get gamma");
-}
-
static const struct drm_fb_helper_funcs msm_fb_helper_funcs = {
- .gamma_set = msm_crtc_fb_gamma_set,
- .gamma_get = msm_crtc_fb_gamma_get,
.fb_probe = msm_fbdev_create,
};
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