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-rw-r--r--include/drm/drm_crtc.h24
1 files changed, 21 insertions, 3 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 86a0da4635a6..1816bb31273a 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -216,11 +216,10 @@ struct drm_display_info {
u32 color_formats;
u8 cea_rev;
-
- char *raw_edid; /* if any */
};
struct drm_framebuffer_funcs {
+ /* note: use drm_framebuffer_remove() */
void (*destroy)(struct drm_framebuffer *framebuffer);
int (*create_handle)(struct drm_framebuffer *fb,
struct drm_file *file_priv,
@@ -245,6 +244,16 @@ struct drm_framebuffer_funcs {
struct drm_framebuffer {
struct drm_device *dev;
+ /*
+ * Note that the fb is refcounted for the benefit of driver internals,
+ * for example some hw, disabling a CRTC/plane is asynchronous, and
+ * scanout does not actually complete until the next vblank. So some
+ * cleanup (like releasing the reference(s) on the backing GEM bo(s))
+ * should be deferred. In cases like this, the driver would like to
+ * hold a ref to the fb even though it has already been removed from
+ * userspace perspective.
+ */
+ struct kref refcount;
struct list_head head;
struct drm_mode_object base;
const struct drm_framebuffer_funcs *funcs;
@@ -360,6 +369,9 @@ struct drm_crtc_funcs {
* @enabled: is this CRTC enabled?
* @mode: current mode timings
* @hwmode: mode timings as programmed to hw regs
+ * @invert_dimensions: for purposes of error checking crtc vs fb sizes,
+ * invert the width/height of the crtc. This is used if the driver
+ * is performing 90 or 270 degree rotated scanout
* @x: x position on screen
* @y: y position on screen
* @funcs: CRTC control functions
@@ -393,6 +405,8 @@ struct drm_crtc {
*/
struct drm_display_mode hwmode;
+ bool invert_dimensions;
+
int x, y;
const struct drm_crtc_funcs *funcs;
@@ -594,6 +608,7 @@ struct drm_connector {
int video_latency[2]; /* [0]: progressive, [1]: interlaced */
int audio_latency[2];
int null_edid_counter; /* needed to workaround some HW bugs where we get all 0s */
+ unsigned bad_edid_counter;
};
/**
@@ -921,6 +936,9 @@ extern void drm_framebuffer_set_object(struct drm_device *dev,
extern int drm_framebuffer_init(struct drm_device *dev,
struct drm_framebuffer *fb,
const struct drm_framebuffer_funcs *funcs);
+extern void drm_framebuffer_unreference(struct drm_framebuffer *fb);
+extern void drm_framebuffer_reference(struct drm_framebuffer *fb);
+extern void drm_framebuffer_remove(struct drm_framebuffer *fb);
extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb);
extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc);
extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
@@ -1036,7 +1054,7 @@ extern int drm_add_modes_noedid(struct drm_connector *connector,
int hdisplay, int vdisplay);
extern int drm_edid_header_is_valid(const u8 *raw_edid);
-extern bool drm_edid_block_valid(u8 *raw_edid, int block);
+extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid);
extern bool drm_edid_is_valid(struct edid *edid);
struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
int hsize, int vsize, int fresh,