AcoSail/kernel_optimize_test
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Merge branch 'drm-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6

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* 'drm-patches' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
  drm: ioremap return value checks
  drm/via: Fix dmablit when blit queue is full
  drm_rmmap_ioctl(): remove dead code
This commit is contained in:
Linus Torvalds 2007-08-25 08:01:06 -07:00
commit 6869ce1c14
2 changed files with 8 additions and 7 deletions
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13
drivers/char/drm/drm_bufs.c
View File

@ -177,8 +177,14 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset,
MTRR_TYPE_WRCOMB, 1);
}
}
if (map->type == _DRM_REGISTERS)
if (map->type == _DRM_REGISTERS) {
map->handle = ioremap(map->offset, map->size);
if (!map->handle) {
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
return -ENOMEM;
}
}
break;
case _DRM_SHM:
list = drm_find_matching_map(dev, map);
@ -479,11 +485,6 @@ int drm_rmmap_ioctl(struct inode *inode, struct file *filp,
return -EINVAL;
}
if (!map) {
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
/* Register and framebuffer maps are permanent */
if ((map->type == _DRM_REGISTERS) || (map->type == _DRM_FRAME_BUFFER)) {
mutex_unlock(&dev->struct_mutex);

2
drivers/char/drm/via_dmablit.c
View File

@ -560,7 +560,7 @@ via_init_dmablit(struct drm_device *dev)
blitq->head = 0;
blitq->cur = 0;
blitq->serviced = 0;
blitq->num_free = VIA_NUM_BLIT_SLOTS;
blitq->num_free = VIA_NUM_BLIT_SLOTS - 1;
blitq->num_outstanding = 0;
blitq->is_active = 0;
blitq->aborting = 0;