diff options
| author | Peter Rosin <peda@axentia.se> | 2017-07-13 18:25:28 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-08-04 11:35:15 +0200 |
| commit | 76dd3cd8405cd08e27f99343ceddd5d32bfa0026 (patch) | |
| tree | 033ca0f202c2c1482d9a681098b856bad1ec1cf5 /drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | |
| parent | 8415ab565da966b2bf85ed9322784cd15770a66e (diff) | |
| download | blackbird-op-linux-76dd3cd8405cd08e27f99343ceddd5d32bfa0026.tar.gz blackbird-op-linux-76dd3cd8405cd08e27f99343ceddd5d32bfa0026.zip | |
drm: amd: remove dead code and pointless local lut storage
The redundant fb helpers .load_lut, .gamma_set and .gamma_get are
no longer used. Remove the dead code and hook up the crtc .gamma_set
to use the crtc gamma_store directly instead of duplicating that
info locally.
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Peter Rosin <peda@axentia.se>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170713162538.22788-5-peda@axentia.se
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v10_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index aff1f48c947e..162d761e2f4e 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -2267,6 +2267,7 @@ static void dce_v10_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; u32 tmp; @@ -2304,11 +2305,14 @@ static void dce_v10_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)); } tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset); @@ -2624,15 +2628,6 @@ static int dce_v10_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_v10_0_crtc_load_lut(crtc); return 0; @@ -2844,14 +2839,12 @@ static const struct drm_crtc_helper_funcs dce_v10_0_crtc_helper_funcs = { .mode_set_base_atomic = dce_v10_0_crtc_set_base_atomic, .prepare = dce_v10_0_crtc_prepare, .commit = dce_v10_0_crtc_commit, - .load_lut = dce_v10_0_crtc_load_lut, .disable = dce_v10_0_crtc_disable, }; static int dce_v10_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); @@ -2869,12 +2862,6 @@ static int dce_v10_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; - } - switch (amdgpu_crtc->crtc_id) { case 0: default: |
