xwayland: Add hack for FWXGA resolution #99574

For some applications (like fullscreen games) it matters for XRandr
resolution to be correctly set and equal to root window resolution.

In XServer there is already hack for this, adapted it for XWayland.

Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=99574

Signed-off-by: Svitozar Cherepii <razotivs@gmail.com>
Tested-by: Svitozar Cherepii <razotivs@gmail.com>
Acked-by: Olivier Fourdan <ofourdan@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/hw/xwayland/xwayland-cvt.c b/hw/xwayland/xwayland-cvt.c
index 9655e104e..8564fdbae 100644
--- a/hw/xwayland/xwayland-cvt.c
+++ b/hw/xwayland/xwayland-cvt.c
@@ -296,6 +296,13 @@ xwayland_cvt(int HDisplay, int VDisplay, float VRefresh, Bool Reduced,
     if (Interlaced)
         modeinfo.modeFlags |= RR_Interlace;
 
+    /* FWXGA hack adapted from hw/xfree86/modes/xf86EdidModes.c, because you can't say 1366 */
+    if (HDisplay == 1366 && VDisplay == 768) {
+         modeinfo.width = 1366;
+         modeinfo.hSyncStart--;
+         modeinfo.hSyncEnd--;
+    }
+
     snprintf(name, sizeof name, "%dx%d",
              modeinfo.width, modeinfo.height);
     modeinfo.nameLength = strlen(name);