4.19-stable review patch. If anyone has any objections, please let me know.
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From: Ian Forbes ian.forbes@broadcom.com
[ Upstream commit cb372a505a994cb39aa75acfb8b3bcf94787cf94 ]
This code was never updated to support Screen Targets. Fixes a bug where Xv playback displays a green screen instead of actual video contents when 3D acceleration is disabled in the guest.
Fixes: c8261a961ece ("vmwgfx: Major KMS refactoring / cleanup in preparation of screen targets") Reported-by: Doug Brown doug@schmorgal.com Closes: https://lore.kernel.org/all/bd9cb3c7-90e8-435d-bc28-0e38fee58977@schmorgal.c... Signed-off-by: Ian Forbes ian.forbes@broadcom.com Tested-by: Doug Brown doug@schmorgal.com Signed-off-by: Zack Rusin zack.rusin@broadcom.com Link: https://patchwork.freedesktop.org/patch/msgid/20240719163627.20888-1-ian.for... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c index 9f1b9d289bec5..5318c949e891a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c @@ -100,7 +100,7 @@ static int vmw_overlay_send_put(struct vmw_private *dev_priv, { struct vmw_escape_video_flush *flush; size_t fifo_size; - bool have_so = (dev_priv->active_display_unit == vmw_du_screen_object); + bool have_so = (dev_priv->active_display_unit != vmw_du_legacy); int i, num_items; SVGAGuestPtr ptr;