xorg-x11-server/bug-507190_xorg-x11-server-bnc381139-randr-reprobe-on-unsuspend.diff

56 lines
1.8 KiB
Diff

diff --git a/hw/xfree86/modes/xf86RandR12.c b/hw/xfree86/modes/xf86RandR12.c
index 6f93a0d..01310e6 100644
--- a/hw/xfree86/modes/xf86RandR12.c
+++ b/hw/xfree86/modes/xf86RandR12.c
@@ -55,6 +55,13 @@ typedef struct _xf86RandR12Info {
int pointerY;
Rotation rotation; /* current mode */
Rotation supported_rotations; /* driver supported */
+
+ /* Used to wrap EnterVT so we can re-probe the outputs when a laptop unsuspends
+ * (actually, any time that we switch back into our VT).
+ *
+ * See https://bugs.freedesktop.org/show_bug.cgi?id=21554
+ */
+ xf86EnterVTProc *orig_EnterVT;
} XF86RandRInfoRec, *XF86RandRInfoPtr;
#ifdef RANDR_12_INTERFACE
@@ -1646,10 +1653,25 @@ xf86RandR13SetPanning (ScreenPtr pScreen,
}
static Bool
+xf86RandR12EnterVT (int screen_index, int flags)
+{
+ ScreenPtr pScreen = screenInfo.screens[screen_index];
+ XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen);
+
+ if (randrp->orig_EnterVT) {
+ if (!randrp->orig_EnterVT (screen_index, flags))
+ return FALSE;
+ }
+
+ return RRGetInfo (pScreen, TRUE); /* force a re-probe of outputs and notify clients about changes */
+}
+
+static Bool
xf86RandR12Init12 (ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
rrScrPrivPtr rp = rrGetScrPriv(pScreen);
+ XF86RandRInfoPtr randrp = XF86RANDRINFO(pScreen);
rp->rrGetInfo = xf86RandR12GetInfo12;
rp->rrScreenSetSize = xf86RandR12ScreenSetSize;
@@ -1665,6 +1687,10 @@ xf86RandR12Init12 (ScreenPtr pScreen)
rp->rrModeDestroy = xf86RandR12ModeDestroy;
rp->rrSetConfig = NULL;
pScrn->PointerMoved = xf86RandR12PointerMoved;
+
+ randrp->orig_EnterVT = pScrn->EnterVT;
+ pScrn->EnterVT = xf86RandR12EnterVT;
+
if (!xf86RandR12CreateObjects12 (pScreen))
return FALSE;