diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2010-09-09 18:17:34 +0200 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-09-21 11:36:11 +0100 |
| commit | a87aa5cc0074fea871c8c6d2660d9b6cd7699d3d (patch) | |
| tree | f28de481abe2577bd6459ecad54b4a44892ad6a1 /drivers/char/agp | |
| parent | d0b6dc4b930e3be9c02cc9638f02e14d271d5f0d (diff) | |
agp: kill agp_(map|unmap)_page
Only used to remap the scratch page. Now that intel-gtt does this
itself, kill the support code.
Cc: Dave Airlie <airlied@linux.ie>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/char/agp')
| -rw-r--r-- | drivers/char/agp/agp.h | 2 | ||||
| -rw-r--r-- | drivers/char/agp/backend.c | 22 |
2 files changed, 1 insertions, 23 deletions
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index 12049094999..04ad0bbfaf4 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -122,8 +122,6 @@ struct agp_bridge_driver { int (*agp_type_to_mask_type) (struct agp_bridge_data *, int); void (*chipset_flush)(struct agp_bridge_data *); - int (*agp_map_page)(struct page *page, dma_addr_t *ret); - void (*agp_unmap_page)(struct page *page, dma_addr_t dma); int (*agp_map_memory)(struct agp_memory *mem); void (*agp_unmap_memory)(struct agp_memory *mem); }; diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index ee4f855611b..f27d0d0816d 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -151,17 +151,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) } bridge->scratch_page_page = page; - if (bridge->driver->agp_map_page) { - if (bridge->driver->agp_map_page(page, - &bridge->scratch_page_dma)) { - dev_err(&bridge->dev->dev, - "unable to dma-map scratch page\n"); - rc = -ENOMEM; - goto err_out_nounmap; - } - } else { - bridge->scratch_page_dma = page_to_phys(page); - } + bridge->scratch_page_dma = page_to_phys(page); bridge->scratch_page = bridge->driver->mask_memory(bridge, bridge->scratch_page_dma, 0); @@ -204,12 +194,6 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) return 0; err_out: - if (bridge->driver->needs_scratch_page && - bridge->driver->agp_unmap_page) { - bridge->driver->agp_unmap_page(bridge->scratch_page_page, - bridge->scratch_page_dma); - } -err_out_nounmap: if (bridge->driver->needs_scratch_page) { void *va = page_address(bridge->scratch_page_page); @@ -240,10 +224,6 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge) bridge->driver->needs_scratch_page) { void *va = page_address(bridge->scratch_page_page); - if (bridge->driver->agp_unmap_page) - bridge->driver->agp_unmap_page(bridge->scratch_page_page, - bridge->scratch_page_dma); - bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_UNMAP); bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_FREE); } |