By if statment, some function callings are written twice. It needs
several line feed by indentation in if statment. Make to one function
calling from outside if statment.

Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>
---
 drivers/gpu/drm/exynos/exynos_drm_gem.c | 56 ++++++++++++++-------------------
 1 file changed, 23 insertions(+), 33 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c 
b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index fcb6a2c..5bc0fc3 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -56,24 +56,25 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem_obj 
*obj)
        nr_pages = obj->size >> PAGE_SHIFT;

        if (!is_drm_iommu_supported(dev)) {
-               dma_addr_t start_addr;
-               unsigned int i = 0;
-
                obj->pages = drm_calloc_large(nr_pages, sizeof(struct page *));
                if (!obj->pages) {
                        DRM_ERROR("failed to allocate pages.\n");
                        return -ENOMEM;
                }
+       }

-               obj->cookie = dma_alloc_attrs(dev->dev,
-                                       obj->size,
-                                       &obj->dma_addr, GFP_KERNEL,
-                                       &obj->dma_attrs);
-               if (!obj->cookie) {
-                       DRM_ERROR("failed to allocate buffer.\n");
+       obj->cookie = dma_alloc_attrs(dev->dev, obj->size, &obj->dma_addr,
+                                     GFP_KERNEL, &obj->dma_attrs);
+       if (!obj->cookie) {
+               DRM_ERROR("failed to allocate buffer.\n");
+               if (obj->pages)
                        drm_free_large(obj->pages);
-                       return -ENOMEM;
-               }
+               return -ENOMEM;
+       }
+
+       if (obj->pages) {
+               dma_addr_t start_addr;
+               unsigned int i = 0;

                start_addr = obj->dma_addr;
                while (i < nr_pages) {
@@ -82,13 +83,7 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem_obj 
*obj)
                        i++;
                }
        } else {
-               obj->pages = dma_alloc_attrs(dev->dev, obj->size,
-                                       &obj->dma_addr, GFP_KERNEL,
-                                       &obj->dma_attrs);
-               if (!obj->pages) {
-                       DRM_ERROR("failed to allocate buffer.\n");
-                       return -ENOMEM;
-               }
+               obj->pages = obj->cookie;
        }

        DRM_DEBUG_KMS("dma_addr(0x%lx), size(0x%lx)\n",
@@ -110,13 +105,11 @@ static void exynos_drm_free_buf(struct exynos_drm_gem_obj 
*obj)
        DRM_DEBUG_KMS("dma_addr(0x%lx), size(0x%lx)\n",
                        (unsigned long)obj->dma_addr, obj->size);

-       if (!is_drm_iommu_supported(dev)) {
-               dma_free_attrs(dev->dev, obj->size, obj->cookie,
-                               (dma_addr_t)obj->dma_addr, &obj->dma_attrs);
+       dma_free_attrs(dev->dev, obj->size, obj->cookie,
+                       (dma_addr_t)obj->dma_addr, &obj->dma_attrs);
+
+       if (!is_drm_iommu_supported(dev))
                drm_free_large(obj->pages);
-       } else
-               dma_free_attrs(dev->dev, obj->size, obj->pages,
-                               (dma_addr_t)obj->dma_addr, &obj->dma_attrs);
 }

 static int exynos_drm_gem_handle_create(struct drm_gem_object *obj,
@@ -398,6 +391,7 @@ int exynos_drm_gem_dumb_create(struct drm_file *file_priv,
                               struct drm_mode_create_dumb *args)
 {
        struct exynos_drm_gem_obj *exynos_gem_obj;
+       unsigned int flags;
        int ret;

        /*
@@ -409,16 +403,12 @@ int exynos_drm_gem_dumb_create(struct drm_file *file_priv,
        args->pitch = args->width * ((args->bpp + 7) / 8);
        args->size = args->pitch * args->height;

-       if (is_drm_iommu_supported(dev)) {
-               exynos_gem_obj = exynos_drm_gem_create(dev,
-                       EXYNOS_BO_NONCONTIG | EXYNOS_BO_WC,
-                       args->size);
-       } else {
-               exynos_gem_obj = exynos_drm_gem_create(dev,
-                       EXYNOS_BO_CONTIG | EXYNOS_BO_WC,
-                       args->size);
-       }
+       if (is_drm_iommu_supported(dev))
+               flags = EXYNOS_BO_NONCONTIG | EXYNOS_BO_WC;
+       else
+               flags = EXYNOS_BO_CONTIG | EXYNOS_BO_WC;

+       exynos_gem_obj = exynos_drm_gem_create(dev, flags, args->size);
        if (IS_ERR(exynos_gem_obj)) {
                dev_warn(dev->dev, "FB allocation failed.\n");
                return PTR_ERR(exynos_gem_obj);
-- 
1.9.1

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