Signed-off-by: Adam Jackson <ajax@xxxxxxxxxx>
---
drivers/gpu/drm/drm_edid.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 1bc15a8..9299dd6 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -712,6 +712,19 @@ cea_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure)
}
static void
+vtb_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure)
+{
+ unsigned int i, n = min((int)ext[0x02], 6);
+ u8 *det_base = ext + 5;
+
+ if (ext[0x01] != 1)
+ return; /* unknown version */
+
+ for (i = 0; i < n; i++)
+ cb((struct detailed_timing *)(det_base + 18 * i), closure);
+}
+
+static void
drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure)
{
int i;
@@ -729,6 +742,9 @@ drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure)
case CEA_EXT:
cea_for_each_detailed_block(ext, cb, closure);
break;
+ case VTB_EXT:
+ vtb_for_each_detailed_block(ext, cb, closure);
+ break;
default:
break;
}
--
1.7.2
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