From: Michel Dänzer <[email protected]>

Inspired by modesetting driver change by Kenneth Graunke.

Signed-off-by: Michel Dänzer <[email protected]>
---
 src/radeon_present.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/src/radeon_present.c b/src/radeon_present.c
index bc1053e..49acb23 100644
--- a/src/radeon_present.c
+++ b/src/radeon_present.c
@@ -229,6 +229,9 @@ radeon_present_check_flip(RRCrtcPtr crtc, WindowPtr window, 
PixmapPtr pixmap,
     ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
     RADEONInfoPtr info = RADEONPTR(scrn);
     PixmapPtr screen_pixmap;
+    xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn);
+    int num_crtcs_on;
+    int i;
 
     if (!scrn->vtSema)
        return FALSE;
@@ -250,17 +253,20 @@ radeon_present_check_flip(RRCrtcPtr crtc, WindowPtr 
window, PixmapPtr pixmap,
        radeon_present_get_pixmap_tiling_flags(info, screen_pixmap))
        return FALSE;
 
-    if (crtc) {
-       xf86CrtcPtr xf86_crtc = crtc->devPrivate;
-       drmmode_crtc_private_ptr drmmode_crtc = xf86_crtc->driver_private;
+    for (i = 0, num_crtcs_on = 0; i < config->num_crtc; i++) {
+       drmmode_crtc_private_ptr drmmode_crtc = config->crtc[i]->driver_private;
+
+       if (!config->crtc[i]->enabled)
+           continue;
 
-       if (!drmmode_crtc ||
-           drmmode_crtc->rotate.bo != NULL ||
-           drmmode_crtc->dpms_mode != DPMSModeOn)
+       if (!drmmode_crtc || drmmode_crtc->rotate.bo != NULL)
            return FALSE;
+
+       if (drmmode_crtc->dpms_mode == DPMSModeOn)
+           num_crtcs_on++;
     }
 
-    return TRUE;
+    return num_crtcs_on > 0;
 }
 
 /*
-- 
2.1.4

_______________________________________________
xorg-driver-ati mailing list
[email protected]
http://lists.x.org/mailman/listinfo/xorg-driver-ati

Reply via email to