summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v8_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_v8_0.c27
1 files changed, 7 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index c0740ad..609438f 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -2049,6 +2049,7 @@ static void dce_v8_0_crtc_load_lut(struct drm_crtc *crtc)
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
struct drm_device *dev = crtc->dev;
struct amdgpu_device *adev = dev->dev_private;
+ u16 *r, *g, *b;
int i;
DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
@@ -2078,11 +2079,14 @@ static void dce_v8_0_crtc_load_lut(struct drm_crtc *crtc)
WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
+ r = crtc->gamma_store;
+ g = r + crtc->gamma_size;
+ b = g + crtc->gamma_size;
for (i = 0; i < 256; i++) {
WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
- (amdgpu_crtc->lut_r[i] << 20) |
- (amdgpu_crtc->lut_g[i] << 10) |
- (amdgpu_crtc->lut_b[i] << 0));
+ ((*r++ & 0xffc0) << 14) |
+ ((*g++ & 0xffc0) << 4) |
+ (*b++ >> 6));
}
WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset,
@@ -2400,15 +2404,6 @@ static int dce_v8_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
u16 *blue, uint32_t size,
struct drm_modeset_acquire_ctx *ctx)
{
- struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
- int i;
-
- /* userspace palettes are always correct as is */
- for (i = 0; i < size; i++) {
- amdgpu_crtc->lut_r[i] = red[i] >> 6;
- amdgpu_crtc->lut_g[i] = green[i] >> 6;
- amdgpu_crtc->lut_b[i] = blue[i] >> 6;
- }
dce_v8_0_crtc_load_lut(crtc);
return 0;
@@ -2627,14 +2622,12 @@ static const struct drm_crtc_helper_funcs dce_v8_0_crtc_helper_funcs = {
.mode_set_base_atomic = dce_v8_0_crtc_set_base_atomic,
.prepare = dce_v8_0_crtc_prepare,
.commit = dce_v8_0_crtc_commit,
- .load_lut = dce_v8_0_crtc_load_lut,
.disable = dce_v8_0_crtc_disable,
};
static int dce_v8_0_crtc_init(struct amdgpu_device *adev, int index)
{
struct amdgpu_crtc *amdgpu_crtc;
- int i;
amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
(AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
@@ -2652,12 +2645,6 @@ static int dce_v8_0_crtc_init(struct amdgpu_device *adev, int index)
adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
- for (i = 0; i < 256; i++) {
- amdgpu_crtc->lut_r[i] = i << 2;
- amdgpu_crtc->lut_g[i] = i << 2;
- amdgpu_crtc->lut_b[i] = i << 2;
- }
-
amdgpu_crtc->crtc_offset = crtc_offsets[amdgpu_crtc->crtc_id];
amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
OpenPOWER on IntegriCloud