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-rw-r--r--drivers/gpu/drm/i915/intel_display.c10
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h2
-rw-r--r--drivers/gpu/drm/i915/intel_fb.c7
3 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index a840cb1bd36a..893903962e54 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2922,6 +2922,16 @@ void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
intel_crtc->lut_b[regno] = blue >> 8;
}
+void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+ u16 *blue, int regno)
+{
+ struct intel_crtc *intel_crtc = to_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 void intel_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
u16 *blue, uint32_t size)
{
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index b9e47f1e1cc0..aa96b5221358 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -173,6 +173,8 @@ extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
extern void intelfb_restore(void);
extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, int regno);
+extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+ u16 *blue, int regno);
extern int intel_framebuffer_create(struct drm_device *dev,
struct drm_mode_fb_cmd *mode_cmd,
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 3ee8db1fbcd0..2b0fe54cd92c 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -65,6 +65,7 @@ static struct fb_ops intelfb_ops = {
static struct drm_fb_helper_funcs intel_fb_helper_funcs = {
.gamma_set = intel_crtc_fb_gamma_set,
+ .gamma_get = intel_crtc_fb_gamma_get,
};
@@ -124,6 +125,10 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
struct device *device = &dev->pdev->dev;
int size, ret, mmio_bar = IS_I9XX(dev) ? 0 : 1;
+ /* we don't do packed 24bpp */
+ if (surface_bpp == 24)
+ surface_bpp = 32;
+
mode_cmd.width = surface_width;
mode_cmd.height = surface_height;
@@ -245,7 +250,7 @@ int intelfb_probe(struct drm_device *dev)
int ret;
DRM_DEBUG("\n");
- ret = drm_fb_helper_single_fb_probe(dev, intelfb_create);
+ ret = drm_fb_helper_single_fb_probe(dev, 32, intelfb_create);
return ret;
}
EXPORT_SYMBOL(intelfb_probe);
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