Enable and initialize plane color features.
v2: Rebase and some cleanup
v3: Updated intel_plane_color_init to call
drm_plane_color_create_prop function, which will
in turn create plane color properties.
Signed-off-by: Uma Shankar <uma.shankar@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 5 +++++
drivers/gpu/drm/i915/intel_color.c | 14 ++++++++++++++
drivers/gpu/drm/i915/intel_device_info.h | 5 +++++
drivers/gpu/drm/i915/intel_drv.h | 9 +++++++++
4 files changed, 33 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 7eec99d7..cfbb0e0 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -434,6 +434,11 @@ struct drm_i915_display_funcs {
void (*load_csc_matrix)(struct drm_crtc_state *crtc_state);
void (*load_luts)(struct drm_crtc_state *crtc_state);
+ /* Add Plane Color callbacks */
+ void (*load_plane_csc_matrix)(const struct drm_plane_state
+ *plane_state);
+ void (*load_plane_luts)(const struct drm_plane_state
+ *plane_state);
};
#define CSR_VERSION(major, minor) ((major) << 16 | (minor))
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
index 89ab0f7..2d38ab8 100644
--- a/drivers/gpu/drm/i915/intel_color.c
+++ b/drivers/gpu/drm/i915/intel_color.c
@@ -648,6 +648,20 @@ int intel_color_check(struct drm_crtc *crtc,
return -EINVAL;
}
+void intel_plane_color_init(struct drm_plane *plane)
+{
+ struct drm_i915_private *dev_priv = to_i915(plane->dev);
+
+ drm_plane_color_create_prop(plane->dev, plane);
+
+ /* Enable color management support when we have degamma & gamma LUTs. */
+ if (INTEL_INFO(dev_priv)->plane_color.plane_degamma_lut_size != 0 &&
+ INTEL_INFO(dev_priv)->plane_color.plane_gamma_lut_size != 0)
+ drm_plane_enable_color_mgmt(plane,
+ INTEL_INFO(dev_priv)->plane_color.plane_degamma_lut_size,
+ true, INTEL_INFO(dev_priv)->plane_color.plane_gamma_lut_size);
+}
+
void intel_color_init(struct drm_crtc *crtc)
{
struct drm_i915_private *dev_priv = to_i915(crtc->dev);
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index ab5bfd3..d277926 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -167,6 +167,11 @@ struct intel_device_info {
u16 degamma_lut_size;
u16 gamma_lut_size;
} color;
+
+ struct plane_color_luts {
+ u16 plane_degamma_lut_size;
+ u16 plane_gamma_lut_size;
+ } plane_color;
};
struct intel_driver_caps {
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 1a7c5ad..0a58fce 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -529,6 +529,14 @@ struct intel_plane_state {
*/
int scaler_id;
+ /*
+ * Use reduced/limited/broadcast rbg range, compressing from the full
+ * range fed into the crtcs.
+ */
+ bool limited_color_range;
+ /* Gamma mode programmed on the plane */
+ uint32_t gamma_mode;
+
struct drm_intel_sprite_colorkey ckey;
};
@@ -2123,6 +2131,7 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
int intel_color_check(struct drm_crtc *crtc, struct drm_crtc_state *state);
void intel_color_set_csc(struct drm_crtc_state *crtc_state);
void intel_color_load_luts(struct drm_crtc_state *crtc_state);
+void intel_plane_color_init(struct drm_plane *plane);
/* intel_lspcon.c */
bool lspcon_init(struct intel_digital_port *intel_dig_port);
--
1.9.1
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