diff options
Diffstat (limited to 'linux/i810_dma.c')
| -rw-r--r-- | linux/i810_dma.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/linux/i810_dma.c b/linux/i810_dma.c index e27406a62..4c90496a7 100644 --- a/linux/i810_dma.c +++ b/linux/i810_dma.c @@ -396,23 +396,26 @@ static int i810_dma_initialize(drm_device_t *dev, drm_i810_private_t *dev_priv, drm_i810_init_t *init) { - drm_map_t *sarea_map; + struct list_head *list; dev->dev_private = (void *) dev_priv; memset(dev_priv, 0, sizeof(drm_i810_private_t)); - if (init->ring_map_idx >= dev->map_count || - init->buffer_map_idx >= dev->map_count) { - i810_dma_cleanup(dev); - DRM_ERROR("ring_map or buffer_map are invalid\n"); - return -EINVAL; - } + list_for_each(list, &dev->maplist->head) { + drm_map_list_t *r_list = (drm_map_list_t *)list; + if( r_list->map && + r_list->map->type == _DRM_SHM && + r_list->map->flags & _DRM_CONTAINS_LOCK ) { + dev_priv->sarea_map = r_list->map; + break; + } + } + + DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset ); + DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset ); - dev_priv->ring_map_idx = init->ring_map_idx; - dev_priv->buffer_map_idx = init->buffer_map_idx; - sarea_map = dev->maplist[0]; dev_priv->sarea_priv = (drm_i810_sarea_t *) - ((u8 *)sarea_map->handle + + ((u8 *)dev_priv->sarea_map->handle + init->sarea_priv_offset); atomic_set(&dev_priv->flush_done, 0); @@ -865,6 +868,7 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev, void i810_dma_service(int irq, void *device, struct pt_regs *regs) { drm_device_t *dev = (drm_device_t *)device; + drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private; u16 temp; atomic_inc(&dev->counts[_DRM_STAT_IRQ]); |