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| author | Francisco Jerez <currojerez@riseup.net> | 2010-08-25 12:54:53 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-08-26 15:12:19 +1000 |
| commit | ee508b821c2042fb852a078e594bd36606973780 (patch) | |
| tree | c4fbeac6d8ddba5d408cde20480afabcaa7e8d2a /drivers/gpu/drm | |
| parent | fba675283429e41270feb661a1f6f3bc05d71981 (diff) | |
| download | linux-ee508b821c2042fb852a078e594bd36606973780.tar.gz linux-ee508b821c2042fb852a078e594bd36606973780.tar.bz2 linux-ee508b821c2042fb852a078e594bd36606973780.zip | |
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')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_gem.c | 4 |
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 { |