Displaying 1 result from an estimated 1 matches for "f91e049625".
2018 Dec 18
0
[PATCH] drm/bochs: add edid present check
...turned off).
Fixes: 01f23459cf drm/bochs: add edid support.
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
drivers/gpu/drm/bochs/bochs_hw.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/bochs/bochs_hw.c b/drivers/gpu/drm/bochs/bochs_hw.c
index c90a0d492f..f91e049625 100644
--- a/drivers/gpu/drm/bochs/bochs_hw.c
+++ b/drivers/gpu/drm/bochs/bochs_hw.c
@@ -89,6 +89,10 @@ int bochs_hw_load_edid(struct bochs_device *bochs)
if (!bochs->mmio)
return -1;
+ if (readb(bochs->mmio + 0) != 0x00 ||
+ readb(bochs->mmio + 1) != 0xff)
+ return -1;
+
kfr...