linux-kernel - [PATCH 14/60] drm: remove the second argument of k[un]map

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Message-Id: <1328852421-19678-15-git-send-email-amwang@redhat.com>
Date:	Fri, 10 Feb 2012 13:39:35 +0800
From:	Cong Wang <amwang@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Cong Wang <amwang@...hat.com>, David Airlie <airlied@...ux.ie>,
	Jerome Glisse <jglisse@...hat.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Thomas Hellstrom <thellstrom@...are.com>,
	Dave Airlie <airlied@...hat.com>,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Jakob Bornecantz <jakob@...are.com>,
	dri-devel@...ts.freedesktop.org
Subject: [PATCH 14/60] drm: remove the second argument of k[un]map_atomic()

Signed-off-by: Cong Wang <amwang@...hat.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 2f75d20..c10cf5e 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -309,11 +309,11 @@ 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);
 	}
@@ -365,11 +365,11 @@ 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:
-- 
1.7.7.6

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