diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2022-11-14 17:37:24 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2022-11-22 14:44:47 +0200 |
| commit | d2559299d339a2dfa4d1f14978e629669cf4b1d7 (patch) | |
| tree | 05110ccdf3b9ef617f21dcc3c09eb628ea1583ed | |
| parent | 9f9af566a177689e812557fb1eb08433adcd6951 (diff) | |
drm/i915: Make ilk_read_luts() capable of degamma readout
Just like ivb+, ilk/snb can select whether the hw lut acts as
gamma or degamma. Make the readout cognizant of that fact.
v2: deal with pre_csc_lut
v3: use ilk_has_post_csc_lut() helper
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221114153732.11773-13-ville.syrjala@linux.intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_color.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 583a93351c97..ef171837ef45 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -2176,19 +2176,19 @@ static struct drm_property_blob *ilk_read_lut_10(struct intel_crtc *crtc) static void ilk_read_luts(struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_property_blob **blob = + ilk_has_post_csc_lut(crtc_state) ? + &crtc_state->post_csc_lut : &crtc_state->pre_csc_lut; if (!crtc_state->gamma_enable) return; - if ((crtc_state->csc_mode & CSC_POSITION_BEFORE_GAMMA) == 0) - return; - switch (crtc_state->gamma_mode) { case GAMMA_MODE_MODE_8BIT: - crtc_state->post_csc_lut = ilk_read_lut_8(crtc); + *blob = ilk_read_lut_8(crtc); break; case GAMMA_MODE_MODE_10BIT: - crtc_state->post_csc_lut = ilk_read_lut_10(crtc); + *blob = ilk_read_lut_10(crtc); break; default: MISSING_CASE(crtc_state->gamma_mode); |