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[03/23] drm: Add color correction blobs in CRTC state

Message ID 1442425040-32185-4-git-send-email-shashank.sharma@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sharma, Shashank Sept. 16, 2015, 5:37 p.m. UTC 
From: Kausal Malladi <kausalmalladi@gmail.com>

This patch adds new variables in CRTC state, to hold respective color
correction blobs. These blobs will be required during the atomic commit
for writing the color correction values in correction registers.

Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Signed-off-by: Kausal Malladi <kausalmalladi@gmail.com>
---
 drivers/gpu/drm/drm_atomic_helper.c | 12 ++++++++++++
 include/drm/drm_crtc.h              |  5 +++++
 2 files changed, 17 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index 94d6c8e..1fe91ee 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -2168,6 +2168,12 @@  void __drm_atomic_helper_crtc_duplicate_state(struct drm_crtc *crtc,
 
 	if (state->mode_blob)
 		drm_property_reference_blob(state->mode_blob);
+	if (state->ctm_blob)
+		drm_property_reference_blob(state->ctm_blob);
+	if (state->palette_after_ctm_blob)
+		drm_property_reference_blob(state->palette_after_ctm_blob);
+	if (state->palette_before_ctm_blob)
+		drm_property_reference_blob(state->palette_before_ctm_blob);
 	state->mode_changed = false;
 	state->active_changed = false;
 	state->planes_changed = false;
@@ -2213,6 +2219,12 @@  void __drm_atomic_helper_crtc_destroy_state(struct drm_crtc *crtc,
 {
 	if (state->mode_blob)
 		drm_property_unreference_blob(state->mode_blob);
+	if (state->ctm_blob)
+		drm_property_unreference_blob(state->ctm_blob);
+	if (state->palette_after_ctm_blob)
+		drm_property_unreference_blob(state->palette_after_ctm_blob);
+	if (state->palette_before_ctm_blob)
+		drm_property_unreference_blob(state->palette_before_ctm_blob);
 }
 EXPORT_SYMBOL(__drm_atomic_helper_crtc_destroy_state);
 
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index c35531e..fcbe682 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -302,6 +302,11 @@  struct drm_crtc_state {
 	/* blob property to expose current mode to atomic userspace */
 	struct drm_property_blob *mode_blob;
 
+	/* blob properties to hold the color properties' blobs */
+	struct drm_property_blob *palette_before_ctm_blob;
+	struct drm_property_blob *palette_after_ctm_blob;
+	struct drm_property_blob *ctm_blob;
+
 	struct drm_pending_vblank_event *event;
 
 	struct drm_atomic_state *state;