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-rw-r--r--drivers/gpu/drm/drm_crtc.c45
-rw-r--r--drivers/gpu/drm/drm_crtc_helper.c33
-rw-r--r--drivers/gpu/drm/i915/intel_color.c3
-rw-r--r--include/drm/drm_crtc.h5
-rw-r--r--include/drm/drm_crtc_helper.h3
5 files changed, 51 insertions, 38 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 0e3cc66aa8b7..b25c75981bd3 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -6064,3 +6064,48 @@ struct drm_tile_group *drm_mode_create_tile_group(struct drm_device *dev,
return tg;
}
EXPORT_SYMBOL(drm_mode_create_tile_group);
+
+/**
+ * drm_crtc_enable_color_mgmt - enable color management properties
+ * @crtc: DRM CRTC
+ * @degamma_lut_size: the size of the degamma lut (before CSC)
+ * @has_ctm: whether to attach ctm_property for CSC matrix
+ * @gamma_lut_size: the size of the gamma lut (after CSC)
+ *
+ * This function lets the driver enable the color correction
+ * properties on a CRTC. This includes 3 degamma, csc and gamma
+ * properties that userspace can set and 2 size properties to inform
+ * the userspace of the lut sizes. Each of the properties are
+ * optional. The gamma and degamma properties are only attached if
+ * their size is not 0 and ctm_property is only attached if has_ctm is
+ * true.
+ */
+void drm_crtc_enable_color_mgmt(struct drm_crtc *crtc,
+ uint degamma_lut_size,
+ bool has_ctm,
+ uint gamma_lut_size)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_mode_config *config = &dev->mode_config;
+
+ if (degamma_lut_size) {
+ drm_object_attach_property(&crtc->base,
+ config->degamma_lut_property, 0);
+ drm_object_attach_property(&crtc->base,
+ config->degamma_lut_size_property,
+ degamma_lut_size);
+ }
+
+ if (has_ctm)
+ drm_object_attach_property(&crtc->base,
+ config->ctm_property, 0);
+
+ if (gamma_lut_size) {
+ drm_object_attach_property(&crtc->base,
+ config->gamma_lut_property, 0);
+ drm_object_attach_property(&crtc->base,
+ config->gamma_lut_size_property,
+ gamma_lut_size);
+ }
+}
+EXPORT_SYMBOL(drm_crtc_enable_color_mgmt);
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index a6e42433ef0e..bf10d7046aa6 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -1121,36 +1121,3 @@ int drm_helper_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
return drm_plane_helper_commit(plane, plane_state, old_fb);
}
EXPORT_SYMBOL(drm_helper_crtc_mode_set_base);
-
-/**
- * drm_helper_crtc_enable_color_mgmt - enable color management properties
- * @crtc: DRM CRTC
- * @degamma_lut_size: the size of the degamma lut (before CSC)
- * @gamma_lut_size: the size of the gamma lut (after CSC)
- *
- * This function lets the driver enable the color correction properties on a
- * CRTC. This includes 3 degamma, csc and gamma properties that userspace can
- * set and 2 size properties to inform the userspace of the lut sizes.
- */
-void drm_helper_crtc_enable_color_mgmt(struct drm_crtc *crtc,
- int degamma_lut_size,
- int gamma_lut_size)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_mode_config *config = &dev->mode_config;
-
- drm_object_attach_property(&crtc->base,
- config->degamma_lut_property, 0);
- drm_object_attach_property(&crtc->base,
- config->ctm_property, 0);
- drm_object_attach_property(&crtc->base,
- config->gamma_lut_property, 0);
-
- drm_object_attach_property(&crtc->base,
- config->degamma_lut_size_property,
- degamma_lut_size);
- drm_object_attach_property(&crtc->base,
- config->gamma_lut_size_property,
- gamma_lut_size);
-}
-EXPORT_SYMBOL(drm_helper_crtc_enable_color_mgmt);
diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
index 1b3f97449395..522f5a2de015 100644
--- a/drivers/gpu/drm/i915/intel_color.c
+++ b/drivers/gpu/drm/i915/intel_color.c
@@ -547,7 +547,8 @@ void intel_color_init(struct drm_crtc *crtc)
/* Enable color management support when we have degamma & gamma LUTs. */
if (INTEL_INFO(dev)->color.degamma_lut_size != 0 &&
INTEL_INFO(dev)->color.gamma_lut_size != 0)
- drm_helper_crtc_enable_color_mgmt(crtc,
+ drm_crtc_enable_color_mgmt(crtc,
INTEL_INFO(dev)->color.degamma_lut_size,
+ true,
INTEL_INFO(dev)->color.gamma_lut_size);
}
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index d1559cd04e3d..36d3bbf9ea75 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -2553,7 +2553,10 @@ extern struct drm_property *drm_mode_create_rotation_property(struct drm_device
unsigned int supported_rotations);
extern unsigned int drm_rotation_simplify(unsigned int rotation,
unsigned int supported_rotations);
-
+extern void drm_crtc_enable_color_mgmt(struct drm_crtc *crtc,
+ uint degamma_lut_size,
+ bool has_ctm,
+ uint gamma_lut_size);
/* Helpers */
static inline struct drm_plane *drm_plane_find(struct drm_device *dev,
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 97fa894d4ee2..4b37afa2b73b 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -48,9 +48,6 @@ extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
struct drm_display_mode *mode,
int x, int y,
struct drm_framebuffer *old_fb);
-extern void drm_helper_crtc_enable_color_mgmt(struct drm_crtc *crtc,
- int degamma_lut_size,
- int gamma_lut_size);
extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc);
extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);