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authorJesse Barnes <jbarnes@virtuousgeek.org>2011-04-15 12:49:23 -0700
committerDave Airlie <airlied@redhat.com>2011-04-28 14:42:58 +1000
commit3b11228b54cc6bda4a72bb22984203c6eff4338a (patch)
treeaccdc0765e163c0384b37b70f9f1601bc99fc52a /include/drm
parente8e7a2b8ccfdae0d4cb6bd25824bbedcd42da316 (diff)
drm: add bit depth parsing
EDID 1.4 digital monitors report the bit depth supported in the input field. Add support for parsing this out and storing the info in the display_info structure for use by drivers. [airlied: tweaked to fix inter-patch dependency] Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_crtc.h1
-rw-r--r--include/drm/drm_edid.h17
2 files changed, 17 insertions, 1 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index d94684b7ba34..ee1cb7012e56 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -198,6 +198,7 @@ struct drm_display_info {
unsigned int min_vfreq, max_vfreq;
unsigned int min_hfreq, max_hfreq;
unsigned int pixel_clock;
+ unsigned int bpc;
enum subpixel_order subpixel_order;
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index 5881fad91faa..9b9bf946a208 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -155,7 +155,22 @@ struct detailed_timing {
#define DRM_EDID_INPUT_SEPARATE_SYNCS (1 << 3)
#define DRM_EDID_INPUT_BLANK_TO_BLACK (1 << 4)
#define DRM_EDID_INPUT_VIDEO_LEVEL (3 << 5)
-#define DRM_EDID_INPUT_DIGITAL (1 << 7) /* bits below must be zero if set */
+#define DRM_EDID_INPUT_DIGITAL (1 << 7)
+#define DRM_EDID_DIGITAL_DEPTH_MASK (7 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_UNDEF (0 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_6 (1 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_8 (2 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_10 (3 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_12 (4 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_14 (5 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_16 (6 << 4)
+#define DRM_EDID_DIGITAL_DEPTH_RSVD (7 << 4)
+#define DRM_EDID_DIGITAL_TYPE_UNDEF (0)
+#define DRM_EDID_DIGITAL_TYPE_DVI (1)
+#define DRM_EDID_DIGITAL_TYPE_HDMI_A (2)
+#define DRM_EDID_DIGITAL_TYPE_HDMI_B (3)
+#define DRM_EDID_DIGITAL_TYPE_MDDI (4)
+#define DRM_EDID_DIGITAL_TYPE_DP (5)
#define DRM_EDID_FEATURE_DEFAULT_GTF (1 << 0)
#define DRM_EDID_FEATURE_PREFERRED_TIMING (1 << 1)