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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-10 21:56:47 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-10 21:56:47 -0800
commit3ef884b4c04e857c283cc77ca70ad8f638d94b0e (patch)
treec8c5b872e836e6ffe8bd08ab3477f9e8260575ed /drivers/gpu/drm/radeon/radeon_cp.c
parent4e5df8069b0e4e36c6b528b3be7da298e6f454cd (diff)
parent4361e52ad0372e6fd2240a2207b49a4de1f45ca9 (diff)
Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (189 commits) drm/radeon/kms: fix warning about cur_placement being uninitialised. drm/ttm: Print debug information on memory manager when eviction fails drm: Add memory manager debug function drm/radeon/kms: restore surface registers on resume. drm/radeon/kms/r600/r700: fallback gracefully on ucode failure drm/ttm: Initialize eviction placement in case the driver callback doesn't drm/radeon/kms: cleanup structure and module if initialization fails drm/radeon/kms: actualy set the eviction placements we choose drm/radeon/kms: Fix NULL ptr dereference drm/radeon/kms/avivo: add support for new pll selection algo drm/radeon/kms/avivo: fix some bugs in the display bandwidth setup drm/radeon/kms: fix return value from fence function. drm/radeon: Remove tests for -ERESTART from the TTM code. drm/ttm: Have the TTM code return -ERESTARTSYS instead of -ERESTART. drm/radeon/kms: Convert radeon to new TTM validation API (V2) drm/ttm: Rework validation & memory space allocation (V3) drm: Add search/get functions to get a block in a specific range drm/radeon/kms: fix avivo tiling regression since radeon object rework drm/i915: Remove a debugging printk from hangcheck drm/radeon/kms: make sure i2c id matches ...
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_cp.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c45
1 files changed, 4 insertions, 41 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 4f7afc79dd8..0b2f9c2ad2c 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -1941,8 +1941,8 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev)
for (t = 0; t < dev_priv->usec_timeout; t++) {
u32 done_age = GET_SCRATCH(dev_priv, 1);
DRM_DEBUG("done_age = %d\n", done_age);
- for (i = start; i < dma->buf_count; i++) {
- buf = dma->buflist[i];
+ for (i = 0; i < dma->buf_count; i++) {
+ buf = dma->buflist[start];
buf_priv = buf->dev_private;
if (buf->file_priv == NULL || (buf->pending &&
buf_priv->age <=
@@ -1951,7 +1951,8 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev)
buf->pending = 0;
return buf;
}
- start = 0;
+ if (++start >= dma->buf_count)
+ start = 0;
}
if (t) {
@@ -1960,47 +1961,9 @@ struct drm_buf *radeon_freelist_get(struct drm_device * dev)
}
}
- DRM_DEBUG("returning NULL!\n");
return NULL;
}
-#if 0
-struct drm_buf *radeon_freelist_get(struct drm_device * dev)
-{
- struct drm_device_dma *dma = dev->dma;
- drm_radeon_private_t *dev_priv = dev->dev_private;
- drm_radeon_buf_priv_t *buf_priv;
- struct drm_buf *buf;
- int i, t;
- int start;
- u32 done_age;
-
- done_age = radeon_read_ring_rptr(dev_priv, RADEON_SCRATCHOFF(1));
- if (++dev_priv->last_buf >= dma->buf_count)
- dev_priv->last_buf = 0;
-
- start = dev_priv->last_buf;
- dev_priv->stats.freelist_loops++;
-
- for (t = 0; t < 2; t++) {
- for (i = start; i < dma->buf_count; i++) {
- buf = dma->buflist[i];
- buf_priv = buf->dev_private;
- if (buf->file_priv == 0 || (buf->pending &&
- buf_priv->age <=
- done_age)) {
- dev_priv->stats.requested_bufs++;
- buf->pending = 0;
- return buf;
- }
- }
- start = 0;
- }
-
- return NULL;
-}
-#endif
-
void radeon_freelist_reset(struct drm_device * dev)
{
struct drm_device_dma *dma = dev->dma;