From 3df546be6b74c1e2633498104ba8879507fb06fd Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Thu, 8 Mar 2012 16:00:00 +0000 Subject: [PATCH] gma500: plug in more of the gamma functionality Signed-off-by: Alan Cox Signed-off-by: Dave Airlie --- drivers/gpu/drm/gma500/framebuffer.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index c1c4dc174fa2..973822971e8e 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -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, -- 2.20.1