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authorFrancisco Jerez <currojerez@riseup.net>2010-08-25 12:54:53 +0200
committerBen Skeggs <bskeggs@redhat.com>2010-08-26 15:12:19 +1000
commitee508b821c2042fb852a078e594bd36606973780 (patch)
treec4fbeac6d8ddba5d408cde20480afabcaa7e8d2a /drivers/gpu/drm/nouveau/nouveau_gem.c
parentfba675283429e41270feb661a1f6f3bc05d71981 (diff)
drm/nv20: Don't use pushbuf calls on the original nv20.
The "return" command is buggy on the original nv20, it jumps back to the caller address as expected, but it doesn't clear the subroutine active bit making the subsequent pushbuf calls fail with a "stack" overflow. Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_gem.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_gem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index a915dcdd9a49..613f878e6d0f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -663,7 +663,7 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
push[i].length);
}
} else
- if (dev_priv->card_type >= NV_20) {
+ if (dev_priv->chipset >= 0x25) {
ret = RING_SPACE(chan, req->nr_push * 2);
if (ret) {
NV_ERROR(dev, "cal_space: %d\n", ret);
@@ -738,7 +738,7 @@ out_next:
req->suffix0 = 0x00000000;
req->suffix1 = 0x00000000;
} else
- if (dev_priv->card_type >= NV_20) {
+ if (dev_priv->chipset >= 0x25) {
req->suffix0 = 0x00020000;
req->suffix1 = 0x00000000;
} else {