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Diffstat (limited to 'drivers/char/agp/backend.c')
-rw-r--r--drivers/char/agp/backend.c22
1 files changed, 1 insertions, 21 deletions
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index ee4f855611b6..f27d0d0816d3 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)
151 } 151 }
152 152
153 bridge->scratch_page_page = page; 153 bridge->scratch_page_page = page;
154 if (bridge->driver->agp_map_page) { 154 bridge->scratch_page_dma = page_to_phys(page);
155 if (bridge->driver->agp_map_page(page,
156 &bridge->scratch_page_dma)) {
157 dev_err(&bridge->dev->dev,
158 "unable to dma-map scratch page\n");
159 rc = -ENOMEM;
160 goto err_out_nounmap;
161 }
162 } else {
163 bridge->scratch_page_dma = page_to_phys(page);
164 }
165 155
166 bridge->scratch_page = bridge->driver->mask_memory(bridge, 156 bridge->scratch_page = bridge->driver->mask_memory(bridge,
167 bridge->scratch_page_dma, 0); 157 bridge->scratch_page_dma, 0);
@@ -204,12 +194,6 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
204 return 0; 194 return 0;
205 195
206err_out: 196err_out:
207 if (bridge->driver->needs_scratch_page &&
208 bridge->driver->agp_unmap_page) {
209 bridge->driver->agp_unmap_page(bridge->scratch_page_page,
210 bridge->scratch_page_dma);
211 }
212err_out_nounmap:
213 if (bridge->driver->needs_scratch_page) { 197 if (bridge->driver->needs_scratch_page) {
214 void *va = page_address(bridge->scratch_page_page); 198 void *va = page_address(bridge->scratch_page_page);
215 199
@@ -240,10 +224,6 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge)
240 bridge->driver->needs_scratch_page) { 224 bridge->driver->needs_scratch_page) {
241 void *va = page_address(bridge->scratch_page_page); 225 void *va = page_address(bridge->scratch_page_page);
242 226
243 if (bridge->driver->agp_unmap_page)
244 bridge->driver->agp_unmap_page(bridge->scratch_page_page,
245 bridge->scratch_page_dma);
246
247 bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_UNMAP); 227 bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_UNMAP);
248 bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_FREE); 228 bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_FREE);
249 } 229 }