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gma500: plug in more of the gamma functionality 

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alan Cox 2012-03-08 16:00:00 +00:00 committed by Dave Airlie
parent b19c19afa8
commit 3df546be6b
1 changed files with 10 additions and 0 deletions
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10
drivers/gpu/drm/gma500/framebuffer.c
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@ -556,11 +556,21 @@ static struct drm_framebuffer *psb_user_framebuffer_create
static void psbfb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, int regno)
{
struct psb_intel_crtc *intel_crtc = to_psb_intel_crtc(crtc);
intel_crtc->lut_r[regno] = red >> 8;
intel_crtc->lut_g[regno] = green >> 8;
intel_crtc->lut_b[regno] = blue >> 8;
}
static void psbfb_gamma_get(struct drm_crtc *crtc, u16 *red,
u16 *green, u16 *blue, int regno)
{
struct psb_intel_crtc *intel_crtc = to_psb_intel_crtc(crtc);
*red = intel_crtc->lut_r[regno] << 8;
*green = intel_crtc->lut_g[regno] << 8;
*blue = intel_crtc->lut_b[regno] << 8;
}
static int psbfb_probe(struct drm_fb_helper *helper,