From: Alan Cox <alan@xxxxxxxxxxxxxxx>
Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/gma500/framebuffer.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 791c0ef..97d5b80 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -560,11 +560,21 @@ 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,
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