From: Chris Ball <cjb@xxxxxxxxxx>
Francisco Jerez advises that pre-nv20 cards would hang if we entered
kdb with accel on and IRQs disabled, so we now disable accel before
entering kdb and re-enable it on the way back out.
Reported-by: Francisco Jerez <currojerez@xxxxxxxxxx>
Signed-off-by: Chris Ball <cjb@xxxxxxxxxx>
Signed-off-by: Jason Wessel <jason.wessel@xxxxxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nv04_crtc.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c
index fb669dd..427f90e 100644
--- a/drivers/gpu/drm/nouveau/nv04_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv04_crtc.c
@@ -33,6 +33,7 @@
#include "nouveau_fb.h"
#include "nouveau_hw.h"
#include "nvreg.h"
+#include "nouveau_fbcon.h"
static int
nv04_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
@@ -860,6 +861,14 @@ nv04_crtc_mode_set_base_atomic(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
int x, int y, int enter)
{
+ struct drm_nouveau_private *dev_priv = crtc->dev->dev_private;
+ struct drm_device *dev = dev_priv->dev;
+
+ if (enter)
+ nouveau_fbcon_save_disable_accel(dev);
+ else
+ nouveau_fbcon_restore_accel(dev);
+
return nv04_crtc_do_mode_set_base(crtc, fb, x, y, true);
}
--
1.6.3.3
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