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Subject[PATCH 14/62] drm: remove the second argument of k[un]map_atomic()
Date

Signed-off-by: Cong Wang <amwang@redhat.com>
---
drivers/gpu/drm/drm_cache.c | 8 ++++----
drivers/gpu/drm/ttm/ttm_tt.c | 16 ++++++++--------
drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c | 6 +++---
3 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c
index 5928653..4b8653b 100644
--- a/drivers/gpu/drm/drm_cache.c
+++ b/drivers/gpu/drm/drm_cache.c
@@ -41,10 +41,10 @@ drm_clflush_page(struct page *page)
if (unlikely(page == NULL))
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)
clflush(page_virtual + i);
- kunmap_atomic(page_virtual, KM_USER0);
+ kunmap_atomic(page_virtual);
}

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))
continue;

- page_virtual = kmap_atomic(page, KM_USER0);
+ page_virtual = kmap_atomic(page);
flush_dcache_range((unsigned long)page_virtual,
(unsigned long)page_virtual + PAGE_SIZE);
- kunmap_atomic(page_virtual, KM_USER0);
+ kunmap_atomic(page_virtual);
}
#else
printk(KERN_ERR "Architecture has no drm_cache.c support\n");
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index f9cc548..ec27fb9 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -496,11 +496,11 @@ static int ttm_tt_swapin(struct ttm_tt *ttm)
goto out_err;

preempt_disable();
- from_virtual = kmap_atomic(from_page, KM_USER0);
- to_virtual = kmap_atomic(to_page, KM_USER1);
+ from_virtual = kmap_atomic(from_page);
+ to_virtual = kmap_atomic(to_page);
memcpy(to_virtual, from_virtual, PAGE_SIZE);
- kunmap_atomic(to_virtual, KM_USER1);
- kunmap_atomic(from_virtual, KM_USER0);
+ kunmap_atomic(to_virtual);
+ kunmap_atomic(from_virtual);
preempt_enable();
page_cache_release(from_page);
}
@@ -565,11 +565,11 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
goto out_err;
}
preempt_disable();
- from_virtual = kmap_atomic(from_page, KM_USER0);
- to_virtual = kmap_atomic(to_page, KM_USER1);
+ from_virtual = kmap_atomic(from_page);
+ to_virtual = kmap_atomic(to_page);
memcpy(to_virtual, from_virtual, PAGE_SIZE);
- kunmap_atomic(to_virtual, KM_USER1);
- kunmap_atomic(from_virtual, KM_USER0);
+ kunmap_atomic(to_virtual);
+ kunmap_atomic(from_virtual);
preempt_enable();
set_page_dirty(to_page);
mark_page_accessed(to_page);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
index f4e7763..51c9ba5 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
@@ -136,10 +136,10 @@ static int vmw_gmr_build_descriptors(struct list_head *desc_pages,

if (likely(page_virtual != NULL)) {
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;
prev_pfn = ~(0UL);

@@ -169,7 +169,7 @@ static int vmw_gmr_build_descriptors(struct list_head *desc_pages,
}

if (likely(page_virtual != NULL))
- kunmap_atomic(page_virtual, KM_USER0);
+ kunmap_atomic(page_virtual);

return 0;
out_err:
--
1.7.4.4


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