[PATCH 11/14] drm/exynos: remove function update_vm_cache_attr

Joonyoung Shim jy0922.shim at samsung.com
Tue Jul 28 01:53:26 PDT 2015


The function update_vm_cache_attr can be merged in exynos_drm_gem_mmap.

Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>
---
 drivers/gpu/drm/exynos/exynos_drm_gem.c | 28 +++++++++++-----------------
 1 file changed, 11 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 03e85d8..55c64cf 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -20,22 +20,6 @@
 #include "exynos_drm_buf.h"
 #include "exynos_drm_iommu.h"
 
-static void update_vm_cache_attr(struct exynos_drm_gem_obj *obj,
-					struct vm_area_struct *vma)
-{
-	DRM_DEBUG_KMS("flags = 0x%x\n", obj->flags);
-
-	/* non-cachable as default. */
-	if (obj->flags & EXYNOS_BO_CACHABLE)
-		vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
-	else if (obj->flags & EXYNOS_BO_WC)
-		vma->vm_page_prot =
-			pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
-	else
-		vma->vm_page_prot =
-			pgprot_noncached(vm_get_page_prot(vma->vm_flags));
-}
-
 static unsigned long roundup_gem_size(unsigned long size, unsigned int flags)
 {
 	/* TODO */
@@ -580,7 +564,17 @@ int exynos_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
 		goto err_close_vm;
 	}
 
-	update_vm_cache_attr(exynos_gem_obj, vma);
+	DRM_DEBUG_KMS("flags = 0x%x\n", exynos_gem_obj->flags);
+
+	/* non-cachable as default. */
+	if (exynos_gem_obj->flags & EXYNOS_BO_CACHABLE)
+		vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);
+	else if (exynos_gem_obj->flags & EXYNOS_BO_WC)
+		vma->vm_page_prot =
+			pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
+	else
+		vma->vm_page_prot =
+			pgprot_noncached(vm_get_page_prot(vma->vm_flags));
 
 	ret = exynos_drm_gem_mmap_buffer(exynos_gem_obj, vma);
 	if (ret)
-- 
1.9.1



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