From: Marek Olšák <marek.olsak@amd.com>
Date: Sat, 19 Apr 2014 13:47:54 +0000 (+0200)
Subject: r600g: disable async DMA on R700
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6dd045ef4074d23ac659eadb2388b12542e3aab8;p=mesa.git

r600g: disable async DMA on R700

Cc: 10.0 10.1 mesa-stable@lists.freedesktop.org
---

diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
index 0eb0c6a07b9..b53bebae993 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
@@ -282,7 +282,8 @@ static boolean do_winsys_init(struct radeon_drm_winsys *ws)
 
     /* Check for dma */
     ws->info.r600_has_dma = FALSE;
-    if (ws->info.chip_class >= R700 && ws->info.drm_minor >= 27) {
+    /* DMA is disabled on R700. There is IB corruption and hangs. */
+    if (ws->info.chip_class >= EVERGREEN && ws->info.drm_minor >= 27) {
         ws->info.r600_has_dma = TRUE;
     }