[v3 2/7] drm/i915: Define color lut range structure
Uma Shankar
uma.shankar at intel.com
Fri Apr 12 10:18:39 UTC 2019
From: Ville Syrjälä <ville.syrjala at linux.intel.com>
This defines the color lut ranges for 10bit and multi
segmented gamma range for ICL.
v2: Defined and advertise the gamma modes supported on
various platforms as suggested by Ville.
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Signed-off-by: Uma Shankar <uma.shankar at intel.com>
---
drivers/gpu/drm/i915/intel_color.c | 566 ++++++++++++++++++++++++++++++++++++-
1 file changed, 562 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
index ca341a9..c433215 100644
--- a/drivers/gpu/drm/i915/intel_color.c
+++ b/drivers/gpu/drm/i915/intel_color.c
@@ -383,6 +383,20 @@ static u32 ilk_lut_10(const struct drm_color_lut *color)
drm_color_lut_extract(color->blue, 10);
}
+static bool i9xx_has_10bit_lut(struct drm_i915_private *dev_priv)
+{
+ /*
+ * Bspec:
+ " "NOTE: The 8-bit (non-10-bit) mode is the only
+ * mode supported by BrookDale-G and Springdale-G."
+ * and
+ * "NOTE: The 8-bit (non-10-bit) mode is the only
+ * mode supported by Alviso and Grantsdale."
+ */
+ return !IS_I845G(dev_priv) && !IS_I865G(dev_priv) &&
+ !IS_I915G(dev_priv) && !IS_I915GM(dev_priv);
+}
+
/* Loads the legacy palette/gamma unit for the CRTC. */
static void i9xx_load_luts_internal(const struct intel_crtc_state *crtc_state,
const struct drm_property_blob *blob)
@@ -1221,10 +1235,420 @@ static int icl_color_check(struct intel_crtc_state *crtc_state)
return 0;
}
+enum {
+ I9XX_LUT_SIZE_8BIT = 256,
+ I9XX_LUT_SIZE_10BIT = 129,
+
+ ILK_LUT_SIZE_10BIT = 1024,
+ ILK_LUT_SIZE_12BIT = 513,
+
+ IVB_LUT_SIZE_SPLIT = 512,
+
+ CHV_LUT_SIZE_CGM_DEGAMMA = 65,
+ CHV_LUT_SIZE_CGM_GAMMA = 257,
+};
+
+#define I9XX_GAMMA_8 \
+ { \
+ .flags = DRM_MODE_LUT_GAMMA, \
+ .count = 256, \
+ .input_bpc = 8, .output_bpc = 8, \
+ .start = 0, .end = (1 << 8) - 1, \
+ .min = 0, .max = (1 << 8) - 1, \
+ }
+
+static const struct drm_color_lut_range i9xx_gamma_8[] = {
+ I9XX_GAMMA_8,
+};
+
+static const struct drm_color_lut_range i9xx_gamma_10_slope[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 129,
+ .input_bpc = 10, .output_bpc = 10,
+ .start = 0, .end = 1 << 10,
+ .min = 0, .max = (1 << 10) - 1,
+ },
+};
+
+#define I965_GAMMA_10 \
+ { \
+ .flags = (DRM_MODE_LUT_GAMMA | \
+ DRM_MODE_LUT_INTERPOLATE | \
+ DRM_MODE_LUT_NON_DECREASING), \
+ .count = 128, \
+ .input_bpc = 10, .output_bpc = 16, \
+ .start = 0, .end = (1 << 10) - (1 << 10) / 128, \
+ .min = 0, .max = (1 << 16) - 1, \
+ }, \
+ /* PIPEGCMAX */ \
+ { \
+ .flags = (DRM_MODE_LUT_GAMMA | \
+ DRM_MODE_LUT_INTERPOLATE | \
+ DRM_MODE_LUT_REUSE_LAST | \
+ DRM_MODE_LUT_NON_DECREASING), \
+ .count = 1, \
+ .input_bpc = 10, .output_bpc = 16, \
+ .start = (1 << 10) - (1 << 10) / 128, .end = 1 << 10, \
+ .min = 0, .max = 1 << 16, \
+ }
+
+static const struct drm_color_lut_range i965_gamma_10[] = {
+ I965_GAMMA_10,
+};
+
+#define CHV_CGM_DEGAMMA \
+ { \
+ .flags = (DRM_MODE_LUT_DEGAMMA | \
+ DRM_MODE_LUT_INTERPOLATE | \
+ DRM_MODE_LUT_NON_DECREASING), \
+ .count = 65, \
+ .input_bpc = 10, .output_bpc = 14, \
+ .start = 0, .end = 1 << 10, \
+ .min = 0, .max = (1 << 14) - 1, \
+ }
+#define CHV_CGM_GAMMA \
+ { \
+ .flags = (DRM_MODE_LUT_GAMMA | \
+ DRM_MODE_LUT_INTERPOLATE | \
+ DRM_MODE_LUT_NON_DECREASING), \
+ .count = 257, \
+ .input_bpc = 14, .output_bpc = 10, \
+ .start = 0, .end = 1 << 14, \
+ .min = 0, .max = (1 << 10) - 1, \
+ }
+
+static const struct drm_color_lut_range chv_cgm_degamma[] = {
+ CHV_CGM_DEGAMMA,
+};
+
+static const struct drm_color_lut_range chv_cgm_gamma[] = {
+ CHV_CGM_GAMMA,
+};
+
+static const struct drm_color_lut_range chv_cgm_degamma_i9xx_gamma_8[] = {
+ CHV_CGM_DEGAMMA,
+ I9XX_GAMMA_8,
+};
+
+static const struct drm_color_lut_range chv_cgm_degamma_i965_gamma_10[] = {
+ CHV_CGM_DEGAMMA,
+ I965_GAMMA_10,
+};
+
+static const struct drm_color_lut_range chv_cgm_degamma_cgm_degamma[] = {
+ CHV_CGM_DEGAMMA,
+ CHV_CGM_GAMMA,
+};
+
+static const struct drm_color_lut_range ilk_gamma_degamma_8[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA),
+ .count = 256,
+ .input_bpc = 8, .output_bpc = 8,
+ .start = 0, .end = (1 << 8) - 1,
+ .min = 0, .max = (1 << 8) - 1,
+ },
+};
+
+static const struct drm_color_lut_range ilk_gamma_degamma_10[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA),
+ .count = 1024,
+ .input_bpc = 10, .output_bpc = 10,
+ .start = 0, .end = (1 << 10) - 1,
+ .min = 0, .max = (1 << 10) - 1,
+ },
+};
+
+static const struct drm_color_lut_range ilk_gamma_degamma_12p4[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 512,
+ .input_bpc = 12, .output_bpc = 16,
+ .start = 0, .end = (1 << 12) - (1 << 12) / 512,
+ .min = 0, .max = (1 << 16) - 1,
+ },
+ /* PIPEGCMAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 10, .output_bpc = 16,
+ .start = (1 << 12) - (1 << 12) / 512, .end = 1 << 12,
+ .min = 0, .max = 1 << 16,
+ },
+};
+
+static const struct drm_color_lut_range ivb_gamma_degamma_10[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE),
+ .count = 1024,
+ .input_bpc = 10, .output_bpc = 10,
+ .start = 0, .end = (1 << 10) - 1,
+ .min = 0, .max = (1 << 10) - 1,
+ },
+ /* PAL_EXT_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 10, .output_bpc = 16,
+ .start = 1 << 10, .end = 3 << 10,
+ .min = 0, .max = (8 << 16) - 1,
+ }
+};
+
+static const struct drm_color_lut_range glk_gamma_10[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE),
+ .count = 1024,
+ .input_bpc = 10, .output_bpc = 10,
+ .start = 0, .end = (1 << 10) - 1,
+ .min = 0, .max = (1 << 10) - 1,
+ },
+ /* PAL_EXT_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 10, .output_bpc = 16,
+ .start = 1 << 10, .end = 3 << 10,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+ /* PAL_EXT2_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 10, .output_bpc = 16,
+ .start = 3 << 12, .end = 7 << 12,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+};
+
+/* FIXME input bpc? */
+static const struct drm_color_lut_range glk_gamma_12p4[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 512,
+ .input_bpc = 16, .output_bpc = 16,
+ .start = 0, .end = (1 << 16) - (1 << 16) / 512,
+ .min = 0, .max = (1 << 16) - 1,
+ },
+ /* PAL_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 16, .output_bpc = 16,
+ .start = (1 << 16) - (1 << 16) / 512, .end = 1 << 16,
+ .min = 0, .max = 1 << 16,
+ },
+ /* PAL_EXT_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 16, .output_bpc = 16,
+ .start = 1 << 16, .end = 3 << 16,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+ /* PAL_EXT2_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 16, .output_bpc = 16,
+ .start = 3 << 16, .end = 7 << 16,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+};
+
+static const struct drm_color_lut_range ivb_split_gamma[] = {
+ {
+ .flags = (DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE),
+ .count = 512,
+ .input_bpc = 9, .output_bpc = 10,
+ .start = 0, .end = (1 << 9) - 1,
+ .min = 0, .max = (1 << 10) - 1,
+ },
+ /* PAL_EXT_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 10, .output_bpc = 16,
+ .start = 1 << 9, .end = 3 << 9,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+ {
+ .flags = DRM_MODE_LUT_GAMMA,
+ .count = 512,
+ .input_bpc = 9, .output_bpc = 10,
+ .start = 0, .end = (1 << 9) - 1,
+ .min = 0, .max = (1 << 10) - 1,
+ },
+};
+
+/* FIXME input bpc? */
+static const struct drm_color_lut_range ivb_gamma_degamma_12p4[] = {
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 512,
+ .input_bpc = 12, .output_bpc = 16,
+ .start = 0, .end = (1 << 12) - (1 << 12) / 512,
+ .min = 0, .max = (1 << 16) - 1,
+ },
+ /* PAL_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 12, .output_bpc = 16,
+ .start = (1 << 12) - (1 << 12) / 512, .end = 1 << 12,
+ .min = 0, .max = 1 << 16,
+ },
+ /* PAL_EXT_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_DEGAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 12, .output_bpc = 16,
+ .start = 1 << 12, .end = 3 << 12,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+};
+
+ /* FIXME input bpc? */
+static const struct drm_color_lut_range icl_multi_seg_gamma[] = {
+ /* segment 1 aka. super fine segment */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 9,
+ .input_bpc = 24, .output_bpc = 16,
+ .start = 0, .end = (1 << 24) / (128 * 256),
+ .min = 0, .max = (1 << 16) - 1,
+ },
+ /* segment 2 aka. fine segment */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 257,
+ .input_bpc = 24, .output_bpc = 16,
+ .start = 0, .end = (1 << 24) / 128,
+ .min = 0, .max = (1 << 16) - 1,
+ },
+ /* segment 3 aka. coarse segment */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 257,
+ .input_bpc = 24, .output_bpc = 16,
+ .start = 0, .end = (1 << 24) - (1 << 24) / 256,
+ .min = 0, .max = (1 << 16) - 1,
+ },
+ /* segment 3 aka. coarse segment / PAL_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 24, .output_bpc = 16,
+ .start = (1 << 24) - (1 << 24) / 256, .end = 1 << 24,
+ .min = 0, .max = 1 << 16,
+ },
+ /* PAL_EXT_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 24, .output_bpc = 16,
+ .start = 1 << 24, .end = 3 << 24,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+ /* PAL_EXT2_GC_MAX */
+ {
+ .flags = (DRM_MODE_LUT_GAMMA |
+ DRM_MODE_LUT_REFLECT_NEGATIVE |
+ DRM_MODE_LUT_INTERPOLATE |
+ DRM_MODE_LUT_REUSE_LAST |
+ DRM_MODE_LUT_NON_DECREASING),
+ .count = 1,
+ .input_bpc = 24, .output_bpc = 16,
+ .start = 3 << 24, .end = 7 << 24,
+ .min = 0, .max = (8 << 16) - 1,
+ },
+};
+
void intel_color_init(struct intel_crtc *crtc)
{
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
bool has_ctm = INTEL_INFO(dev_priv)->color.degamma_lut_size != 0;
+ int degamma_lut_size, gamma_lut_size;
drm_mode_crtc_set_gamma_size(&crtc->base, 256);
@@ -1233,25 +1657,159 @@ void intel_color_init(struct intel_crtc *crtc)
dev_priv->display.color_check = chv_color_check;
dev_priv->display.color_commit = i9xx_color_commit;
dev_priv->display.load_luts = cherryview_load_luts;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma",
+ i9xx_gamma_8,
+ sizeof(i9xx_gamma_8));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma",
+ i965_gamma_10,
+ sizeof(i965_gamma_10));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "CGM gamma",
+ chv_cgm_gamma,
+ sizeof(chv_cgm_gamma));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "CGM degamma",
+ chv_cgm_degamma,
+ sizeof(chv_cgm_degamma));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "CGM degamma with 8bit gamma",
+ chv_cgm_degamma_i9xx_gamma_8,
+ sizeof(chv_cgm_degamma));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "CGM degamma with 10bit interpolated gamma",
+ chv_cgm_degamma_i965_gamma_10,
+ sizeof(chv_cgm_degamma));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "CGM degamma with CGM gamma",
+ chv_cgm_degamma_cgm_degamma,
+ sizeof(chv_cgm_degamma));
} else if (INTEL_GEN(dev_priv) >= 4) {
dev_priv->display.color_check = i9xx_color_check;
dev_priv->display.color_commit = i9xx_color_commit;
dev_priv->display.load_luts = i965_load_luts;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma",
+ i9xx_gamma_8,
+ sizeof(i9xx_gamma_8));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma",
+ i965_gamma_10,
+ sizeof(i965_gamma_10));
} else {
dev_priv->display.color_check = i9xx_color_check;
dev_priv->display.color_commit = i9xx_color_commit;
dev_priv->display.load_luts = i9xx_load_luts;
+
+ degamma_lut_size = 0;
+ gamma_lut_size = 0;
+ has_ctm = false;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma",
+ i9xx_gamma_8,
+ sizeof(i9xx_gamma_8));
+
+ if (i9xx_has_10bit_lut(dev_priv)) {
+ /* 10bit interpolated gamma */
+ gamma_lut_size = I9XX_LUT_SIZE_10BIT;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma",
+ i9xx_gamma_10_slope,
+ sizeof(i9xx_gamma_10_slope));
+ }
}
} else {
- if (INTEL_GEN(dev_priv) >= 11)
+ if (INTEL_GEN(dev_priv) >= 11) {
dev_priv->display.color_check = icl_color_check;
- else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+ /* don't advertize the >= 1.0 entries */
+ degamma_lut_size = 0;
+ gamma_lut_size = ILK_LUT_SIZE_10BIT;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma",
+ i9xx_gamma_8,
+ sizeof(i9xx_gamma_8));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "10bit gamma",
+ glk_gamma_10,
+ sizeof(glk_gamma_10));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma",
+ glk_gamma_12p4,
+ sizeof(glk_gamma_12p4));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "multi-segmented gamma",
+ icl_multi_seg_gamma,
+ sizeof(icl_multi_seg_gamma));
+ } else if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) {
dev_priv->display.color_check = glk_color_check;
- else if (INTEL_GEN(dev_priv) >= 7)
+ /* don't advertize the >= 1.0 entries */
+ degamma_lut_size = 0;
+ gamma_lut_size = ILK_LUT_SIZE_10BIT;
+ has_ctm = true;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma",
+ i9xx_gamma_8,
+ sizeof(i9xx_gamma_8));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "10bit gamma",
+ glk_gamma_10,
+ sizeof(glk_gamma_10));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma",
+ glk_gamma_12p4,
+ sizeof(glk_gamma_12p4));
+ } else if (INTEL_GEN(dev_priv) >= 7) {
dev_priv->display.color_check = ivb_color_check;
- else
+
+ /* don't advertize the >= 1.0 entries */
+ degamma_lut_size = IVB_LUT_SIZE_SPLIT;
+ gamma_lut_size = IVB_LUT_SIZE_SPLIT;
+ has_ctm = true;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma or degamma",
+ ilk_gamma_degamma_8,
+ sizeof(ilk_gamma_degamma_8));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "split gamma",
+ ivb_split_gamma,
+ sizeof(ivb_split_gamma));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "10bit gamma or degamma",
+ ivb_gamma_degamma_10,
+ sizeof(ivb_gamma_degamma_10));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma or degamma",
+ ivb_gamma_degamma_12p4,
+ sizeof(ivb_gamma_degamma_12p4));
+ } else {
dev_priv->display.color_check = ilk_color_check;
+ degamma_lut_size = 0;
+ gamma_lut_size = ILK_LUT_SIZE_10BIT;
+ has_ctm = true;
+
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "8bit gamma or degamma",
+ ilk_gamma_degamma_8,
+ sizeof(ilk_gamma_degamma_8));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "10bit gamma or degamma",
+ ilk_gamma_degamma_10,
+ sizeof(ilk_gamma_degamma_10));
+ drm_color_add_gamma_mode_range(&dev_priv->drm,
+ "interpolated gamma or degamma",
+ ilk_gamma_degamma_12p4,
+ sizeof(ilk_gamma_degamma_12p4));
+ }
+
if (INTEL_GEN(dev_priv) >= 9)
dev_priv->display.color_commit = skl_color_commit;
else if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv))
--
1.9.1
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