diff options
Diffstat (limited to 'include/drm/drm_crtc.h')
| -rw-r--r-- | include/drm/drm_crtc.h | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index bfacf0d5a225..3fa18b7e9497 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -30,6 +30,7 @@ #include <linux/types.h> #include <linux/idr.h> #include <linux/fb.h> +#include <drm/drm_mode.h> #include <drm/drm_fourcc.h> @@ -215,11 +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, @@ -244,6 +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; @@ -359,6 +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 @@ -392,6 +405,8 @@ struct drm_crtc { */ struct drm_display_mode hwmode; + bool invert_dimensions; + int x, y; const struct drm_crtc_funcs *funcs; @@ -593,6 +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; }; /** @@ -862,6 +878,7 @@ extern char *drm_get_tv_subconnector_name(int val); extern char *drm_get_tv_select_name(int val); extern void drm_fb_release(struct drm_file *file_priv); extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); +extern bool drm_probe_ddc(struct i2c_adapter *adapter); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); @@ -920,6 +937,9 @@ 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); @@ -1035,7 +1055,7 @@ 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, |