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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-27 18:50:44 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-28 22:29:53 +0300 |
| commit | c25abff511ad058e473c663286463a41bfc968f5 (patch) | |
| tree | 272b1f55a5be04989cf18fb5305e55458ce5b900 /drivers/gpu/drm/i915/intel_color.c | |
| parent | f65d5528c023752d058c6cdce6e656740c858c42 (diff) | |
| download | linux-c25abff511ad058e473c663286463a41bfc968f5.tar.xz | |
drm/i915: Drop the pointless linear legacy LUT load on CHV
We now bypass the legacy LUT when it's not needed, so
no point in filling it up with a linear LUT.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190327155045.28446-10-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_color.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_color.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index 66e2b7d48410..8d8fca7b5d65 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -381,15 +381,6 @@ static void i9xx_load_luts_internal(const struct intel_crtc_state *crtc_state, else I915_WRITE(LGC_PALETTE(pipe, i), word); } - } else { - for (i = 0; i < 256; i++) { - u32 word = (i << 16) | (i << 8) | i; - - if (HAS_GMCH(dev_priv)) - I915_WRITE(PALETTE(pipe, i), word); - else - I915_WRITE(LGC_PALETTE(pipe, i), word); - } } } @@ -643,7 +634,7 @@ static void cherryview_load_luts(const struct intel_crtc_state *crtc_state) cherryview_load_csc_matrix(crtc_state); if (crtc_state_is_legacy_gamma(crtc_state)) { - i9xx_load_luts_internal(crtc_state, gamma_lut); + i9xx_load_luts(crtc_state); return; } @@ -682,12 +673,6 @@ static void cherryview_load_luts(const struct intel_crtc_state *crtc_state) I915_WRITE(CGM_PIPE_GAMMA(pipe, i, 1), word1); } } - - /* - * Also program a linear LUT in the legacy block (behind the - * CGM block). - */ - i9xx_load_luts_internal(crtc_state, NULL); } void intel_color_load_luts(const struct intel_crtc_state *crtc_state) |