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-rw-r--r--include/drm/drm_crtc.h38
1 files changed, 21 insertions, 17 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 13eeba2a750a..8e1cbc75143e 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -25,37 +25,24 @@
#ifndef __DRM_CRTC_H__
#define __DRM_CRTC_H__
-#include <linux/i2c.h>
#include <linux/spinlock.h>
#include <linux/types.h>
-#include <linux/fb.h>
-#include <linux/hdmi.h>
-#include <linux/media-bus-format.h>
-#include <uapi/drm/drm_mode.h>
-#include <uapi/drm/drm_fourcc.h>
#include <drm/drm_modeset_lock.h>
-#include <drm/drm_rect.h>
#include <drm/drm_mode_object.h>
-#include <drm/drm_framebuffer.h>
#include <drm/drm_modes.h>
-#include <drm/drm_connector.h>
#include <drm/drm_device.h>
-#include <drm/drm_property.h>
-#include <drm/drm_edid.h>
#include <drm/drm_plane.h>
-#include <drm/drm_blend.h>
-#include <drm/drm_color_mgmt.h>
#include <drm/drm_debugfs_crc.h>
#include <drm/drm_mode_config.h>
+struct drm_connector;
struct drm_device;
+struct drm_framebuffer;
struct drm_mode_set;
struct drm_file;
-struct drm_clip_rect;
struct drm_printer;
struct drm_self_refresh_data;
struct device_node;
-struct dma_fence;
struct edid;
static inline int64_t U642I64(uint64_t val)
@@ -285,6 +272,10 @@ struct drm_crtc_state {
* Lookup table for converting pixel data after the color conversion
* matrix @ctm. See drm_crtc_enable_color_mgmt(). The blob (if not
* NULL) is an array of &struct drm_color_lut.
+ *
+ * Note that for mostly historical reasons stemming from Xorg heritage,
+ * this is also used to store the color map (also sometimes color lut,
+ * CLUT or color palette) for indexed formats like DRM_FORMAT_C8.
*/
struct drm_property_blob *gamma_lut;
@@ -1075,12 +1066,18 @@ struct drm_crtc {
/**
* @gamma_size: Size of legacy gamma ramp reported to userspace. Set up
* by calling drm_mode_crtc_set_gamma_size().
+ *
+ * Note that atomic drivers need to instead use
+ * &drm_crtc_state.gamma_lut. See drm_crtc_enable_color_mgmt().
*/
uint32_t gamma_size;
/**
* @gamma_store: Gamma ramp values used by the legacy SETGAMMA and
* GETGAMMA IOCTls. Set up by calling drm_mode_crtc_set_gamma_size().
+ *
+ * Note that atomic drivers need to instead use
+ * &drm_crtc_state.gamma_lut. See drm_crtc_enable_color_mgmt().
*/
uint16_t *gamma_store;
@@ -1135,14 +1132,12 @@ struct drm_crtc {
*/
spinlock_t commit_lock;
-#ifdef CONFIG_DEBUG_FS
/**
* @debugfs_entry:
*
* Debugfs directory for this CRTC.
*/
struct dentry *debugfs_entry;
-#endif
/**
* @crc:
@@ -1221,6 +1216,15 @@ int drm_crtc_init_with_planes(struct drm_device *dev,
struct drm_plane *cursor,
const struct drm_crtc_funcs *funcs,
const char *name, ...);
+
+__printf(6, 7)
+int drmm_crtc_init_with_planes(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_plane *primary,
+ struct drm_plane *cursor,
+ const struct drm_crtc_funcs *funcs,
+ const char *name, ...);
+
void drm_crtc_cleanup(struct drm_crtc *crtc);
__printf(7, 8)