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sna: Skip the CPU synchronization when marking a pixmap as inactive 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-02-21 13:17:35 +00:00
parent 74fd55a96b
commit 1541f1afca
2 changed files with 3 additions and 2 deletions
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1
src/sna/sna.h
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@ -442,6 +442,7 @@ struct kgem_bo *sna_pixmap_change_tiling(PixmapPtr pixmap, uint32_t tiling);
#define MOVE_WRITE 0x1
#define MOVE_READ 0x2
#define MOVE_INPLACE_HINT 0x4
#define MOVE_ASYNC_HINT 0x8
bool must_check _sna_pixmap_move_to_cpu(PixmapPtr pixmap, unsigned flags);
static inline bool must_check sna_pixmap_move_to_cpu(PixmapPtr pixmap, unsigned flags)
{

4
src/sna/sna_accel.c
View File

@ -1058,7 +1058,7 @@ skip_inplace_map:
}
done:
if (priv->cpu_bo) {
if ((flags & MOVE_ASYNC_HINT) == 0 && priv->cpu_bo) {
DBG(("%s: syncing CPU bo\n", __FUNCTION__));
kgem_bo_sync__cpu(&sna->kgem, priv->cpu_bo);
}
@ -11763,7 +11763,7 @@ static void sna_accel_inactive(struct sna *sna)
DBG(("%s: discarding inactive GPU bo handle=%d\n",
__FUNCTION__, priv->gpu_bo->handle));
if (!sna_pixmap_move_to_cpu(priv->pixmap,
MOVE_READ | MOVE_WRITE))
MOVE_READ | MOVE_WRITE | MOVE_ASYNC_HINT))
list_add(&priv->inactive, &preserve);
}
}