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drm: remove the second argument of k[un]map_atomic()

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Signed-off-by: Cong Wang <amwang@redhat.com>
This commit is contained in:
Cong Wang 2011-11-25 23:14:20 +08:00 • committed by Cong Wang
parent 4e5df7ca30
commit 1c9c20f602
3 changed files with 15 additions and 15 deletions
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8
drivers/gpu/drm/drm_cache.c
View file

@ -41,10 +41,10 @@ drm_clflush_page(struct page *page)
if (unlikely(page == NULL)) if (unlikely(page == NULL))
return; return;
page_virtual = kmap_atomic(page, KM_USER0); page_virtual = kmap_atomic(page);
for (i = 0; i < PAGE_SIZE; i += boot_cpu_data.x86_clflush_size) for (i = 0; i < PAGE_SIZE; i += boot_cpu_data.x86_clflush_size)
clflush(page_virtual + i); clflush(page_virtual + i);
kunmap_atomic(page_virtual, KM_USER0); kunmap_atomic(page_virtual);
} }
static void drm_cache_flush_clflush(struct page *pages[], static void drm_cache_flush_clflush(struct page *pages[],
@ -87,10 +87,10 @@ drm_clflush_pages(struct page *pages[], unsigned long num_pages)
if (unlikely(page == NULL)) if (unlikely(page == NULL))
continue; continue;
page_virtual = kmap_atomic(page, KM_USER0); page_virtual = kmap_atomic(page);
flush_dcache_range((unsigned long)page_virtual, flush_dcache_range((unsigned long)page_virtual,
(unsigned long)page_virtual + PAGE_SIZE); (unsigned long)page_virtual + PAGE_SIZE);
kunmap_atomic(page_virtual, KM_USER0); kunmap_atomic(page_virtual);
} }
#else #else
printk(KERN_ERR "Architecture has no drm_cache.c support\n"); printk(KERN_ERR "Architecture has no drm_cache.c support\n");

16
drivers/gpu/drm/ttm/ttm_tt.c
View file

@ -309,11 +309,11 @@ int ttm_tt_swapin(struct ttm_tt *ttm)
goto out_err; goto out_err;
preempt_disable(); preempt_disable();
from_virtual = kmap_atomic(from_page, KM_USER0); from_virtual = kmap_atomic(from_page);
to_virtual = kmap_atomic(to_page, KM_USER1); to_virtual = kmap_atomic(to_page);
memcpy(to_virtual, from_virtual, PAGE_SIZE); memcpy(to_virtual, from_virtual, PAGE_SIZE);
kunmap_atomic(to_virtual, KM_USER1); kunmap_atomic(to_virtual);
kunmap_atomic(from_virtual, KM_USER0); kunmap_atomic(from_virtual);
preempt_enable(); preempt_enable();
page_cache_release(from_page); page_cache_release(from_page);
} }
@ -365,11 +365,11 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
goto out_err; goto out_err;
} }
preempt_disable(); preempt_disable();
from_virtual = kmap_atomic(from_page, KM_USER0); from_virtual = kmap_atomic(from_page);
to_virtual = kmap_atomic(to_page, KM_USER1); to_virtual = kmap_atomic(to_page);
memcpy(to_virtual, from_virtual, PAGE_SIZE); memcpy(to_virtual, from_virtual, PAGE_SIZE);
kunmap_atomic(to_virtual, KM_USER1); kunmap_atomic(to_virtual);
kunmap_atomic(from_virtual, KM_USER0); kunmap_atomic(from_virtual);
preempt_enable(); preempt_enable();
set_page_dirty(to_page); set_page_dirty(to_page);
mark_page_accessed(to_page); mark_page_accessed(to_page);

6
drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
View file

@ -136,10 +136,10 @@ static int vmw_gmr_build_descriptors(struct list_head *desc_pages,
if (likely(page_virtual != NULL)) { if (likely(page_virtual != NULL)) {
desc_virtual->ppn = page_to_pfn(page); desc_virtual->ppn = page_to_pfn(page);
kunmap_atomic(page_virtual, KM_USER0); kunmap_atomic(page_virtual);
} }
page_virtual = kmap_atomic(page, KM_USER0); page_virtual = kmap_atomic(page);
desc_virtual = page_virtual - 1; desc_virtual = page_virtual - 1;
prev_pfn = ~(0UL); prev_pfn = ~(0UL);
@ -169,7 +169,7 @@ static int vmw_gmr_build_descriptors(struct list_head *desc_pages,
} }
if (likely(page_virtual != NULL)) if (likely(page_virtual != NULL))
kunmap_atomic(page_virtual, KM_USER0); kunmap_atomic(page_virtual);
return 0; return 0;
out_err: out_err: