xserver: Branch 'master'
Adam Jackson
ajax at kemper.freedesktop.org
Wed Apr 25 18:52:10 UTC 2018
dri3/dri3_request.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
New commits:
commit 19d006ee3db4b4635ef9ef5c92562f3ffeddb305
Author: Adam Jackson <ajax at redhat.com>
Date: Tue Apr 24 16:08:26 2018 -0400
dri3: Clamp to 1.0 if not all screens support 1.2
Signed-off-by: Adam Jackson <ajax at redhat.com>
Reviewed-by: Daniel Stone <daniels at collabora.com>
diff --git a/dri3/dri3_request.c b/dri3/dri3_request.c
index 452b08a87..8b3503611 100644
--- a/dri3/dri3_request.c
+++ b/dri3/dri3_request.c
@@ -32,6 +32,17 @@
#include <protocol-versions.h>
#include <drm_fourcc.h>
+static Bool
+dri3_screen_can_one_point_two(ScreenPtr screen)
+{
+ dri3_screen_priv_ptr dri3 = dri3_screen_priv(screen);
+
+ if (dri3 && dri3->info && dri3->info->version >= 2)
+ return TRUE;
+
+ return FALSE;
+}
+
static int
proc_dri3_query_version(ClientPtr client)
{
@@ -45,6 +56,21 @@ proc_dri3_query_version(ClientPtr client)
};
REQUEST_SIZE_MATCH(xDRI3QueryVersionReq);
+
+ for (int i = 0; i < screenInfo.numScreens; i++) {
+ if (!dri3_screen_can_one_point_two(screenInfo.screens[i])) {
+ rep.minorVersion = 0;
+ break;
+ }
+ }
+
+ for (int i = 0; i < screenInfo.numGPUScreens; i++) {
+ if (!dri3_screen_can_one_point_two(screenInfo.gpuscreens[i])) {
+ rep.minorVersion = 0;
+ break;
+ }
+ }
+
/* From DRI3 proto:
*
* The client sends the highest supported version to the server
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