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-rw-r--r--drivers/gpu/drm/i915/intel_color.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
index 58d779e94af7..768f1c26080e 100644
--- a/drivers/gpu/drm/i915/intel_color.c
+++ b/drivers/gpu/drm/i915/intel_color.c
@@ -39,7 +39,7 @@
#define CTM_COEFF_NEGATIVE(coeff) (((coeff) & CTM_COEFF_SIGN) != 0)
#define CTM_COEFF_ABS(coeff) ((coeff) & (CTM_COEFF_SIGN - 1))
-#define LEGACY_LUT_LENGTH (sizeof(struct drm_color_lut) * 256)
+#define LEGACY_LUT_LENGTH 256
/* Post offset values for RGB->YCBCR conversion */
#define POSTOFF_RGB_TO_YUV_HI 0x800
@@ -79,7 +79,7 @@ static bool crtc_state_is_legacy_gamma(struct drm_crtc_state *state)
return !state->degamma_lut &&
!state->ctm &&
state->gamma_lut &&
- state->gamma_lut->length == LEGACY_LUT_LENGTH;
+ drm_color_lut_size(state->gamma_lut) == LEGACY_LUT_LENGTH;
}
/*
@@ -612,19 +612,17 @@ int intel_color_check(struct drm_crtc *crtc,
struct drm_i915_private *dev_priv = to_i915(crtc->dev);
size_t gamma_length, degamma_length;
- degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size *
- sizeof(struct drm_color_lut);
- gamma_length = INTEL_INFO(dev_priv)->color.gamma_lut_size *
- sizeof(struct drm_color_lut);
+ degamma_length = INTEL_INFO(dev_priv)->color.degamma_lut_size;
+ gamma_length = INTEL_INFO(dev_priv)->color.gamma_lut_size;
/*
* We allow both degamma & gamma luts at the right size or
* NULL.
*/
if ((!crtc_state->degamma_lut ||
- crtc_state->degamma_lut->length == degamma_length) &&
+ drm_color_lut_size(crtc_state->degamma_lut) == degamma_length) &&
(!crtc_state->gamma_lut ||
- crtc_state->gamma_lut->length == gamma_length))
+ drm_color_lut_size(crtc_state->gamma_lut) == gamma_length))
return 0;
/*