diff options
Diffstat (limited to 'drivers/char/agp/sworks-agp.c')
-rw-r--r-- | drivers/char/agp/sworks-agp.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c index 551ef25063ef..e08934e58f32 100644 --- a/drivers/char/agp/sworks-agp.c +++ b/drivers/char/agp/sworks-agp.c | |||
@@ -52,28 +52,20 @@ static int serverworks_create_page_map(struct serverworks_page_map *page_map) | |||
52 | if (page_map->real == NULL) { | 52 | if (page_map->real == NULL) { |
53 | return -ENOMEM; | 53 | return -ENOMEM; |
54 | } | 54 | } |
55 | SetPageReserved(virt_to_page(page_map->real)); | 55 | |
56 | global_cache_flush(); | 56 | set_memory_uc((unsigned long)page_map->real, 1); |
57 | page_map->remapped = ioremap_nocache(virt_to_gart(page_map->real), | 57 | page_map->remapped = page_map->real; |
58 | PAGE_SIZE); | ||
59 | if (page_map->remapped == NULL) { | ||
60 | ClearPageReserved(virt_to_page(page_map->real)); | ||
61 | free_page((unsigned long) page_map->real); | ||
62 | page_map->real = NULL; | ||
63 | return -ENOMEM; | ||
64 | } | ||
65 | global_cache_flush(); | ||
66 | 58 | ||
67 | for (i = 0; i < PAGE_SIZE / sizeof(unsigned long); i++) | 59 | for (i = 0; i < PAGE_SIZE / sizeof(unsigned long); i++) |
68 | writel(agp_bridge->scratch_page, page_map->remapped+i); | 60 | writel(agp_bridge->scratch_page, page_map->remapped+i); |
61 | /* Red Pen: Everyone else does pci posting flush here */ | ||
69 | 62 | ||
70 | return 0; | 63 | return 0; |
71 | } | 64 | } |
72 | 65 | ||
73 | static void serverworks_free_page_map(struct serverworks_page_map *page_map) | 66 | static void serverworks_free_page_map(struct serverworks_page_map *page_map) |
74 | { | 67 | { |
75 | iounmap(page_map->remapped); | 68 | set_memory_wb((unsigned long)page_map->real, 1); |
76 | ClearPageReserved(virt_to_page(page_map->real)); | ||
77 | free_page((unsigned long) page_map->real); | 69 | free_page((unsigned long) page_map->real); |
78 | } | 70 | } |
79 | 71 | ||