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authorYoungJun Cho <yj44.cho@samsung.com>2013-07-03 17:09:19 +0900
committerChanho Park <chanho61.park@samsung.com>2014-11-18 11:44:03 +0900
commit520dac3c4091b9a7f7256ab026713a491450f16e (patch)
tree74f328139e6a6f84815bc030b6dc077355aa6db2 /drivers
parent3eb0fb4431a33fb841c6ba0b9f367ed58a7367df (diff)
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drm/exynos: use drm_calloc_large when allocates pointer array
If the type of object is pointer array, the drm_calloc_large() is more suitable than kzalloc() for its allocation function. And uses drm_free_large() instead of kfree() also. Signed-off-by: YoungJun Cho <yj44.cho@samsung.com> Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_buf.c9
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_g2d.c6
2 files changed, 7 insertions, 8 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c
index ed5c694faec..01c8e3322b1 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_buf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c
@@ -57,8 +57,7 @@ static int lowlevel_buffer_allocate(struct drm_device *dev,
dma_addr_t start_addr;
unsigned int i = 0;
- buf->pages = kzalloc(sizeof(struct page) * nr_pages,
- GFP_KERNEL);
+ buf->pages = drm_calloc_large(nr_pages, sizeof(struct page));
if (!buf->pages) {
DRM_ERROR("failed to allocate pages.\n");
return -ENOMEM;
@@ -69,7 +68,7 @@ static int lowlevel_buffer_allocate(struct drm_device *dev,
&buf->dma_attrs);
if (!buf->kvaddr) {
DRM_ERROR("failed to allocate buffer.\n");
- kfree(buf->pages);
+ drm_free_large(buf->pages);
return -ENOMEM;
}
@@ -109,7 +108,7 @@ err_free_attrs:
buf->dma_addr = (dma_addr_t)NULL;
if (!is_drm_iommu_supported(dev))
- kfree(buf->pages);
+ drm_free_large(buf->pages);
return ret;
}
@@ -134,7 +133,7 @@ static void lowlevel_buffer_deallocate(struct drm_device *dev,
if (!is_drm_iommu_supported(dev)) {
dma_free_attrs(dev->dev, buf->size, buf->kvaddr,
(dma_addr_t)buf->dma_addr, &buf->dma_attrs);
- kfree(buf->pages);
+ drm_free_large(buf->pages);
} else
dma_free_attrs(dev->dev, buf->size, buf->pages,
(dma_addr_t)buf->dma_addr, &buf->dma_attrs);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 1eb2a2aa68e..8e8678d8092 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -390,7 +390,7 @@ out:
kfree(g2d_userptr->sgt);
g2d_userptr->sgt = NULL;
- kfree(g2d_userptr->pages);
+ drm_free_large(g2d_userptr->pages);
g2d_userptr->pages = NULL;
kfree(g2d_userptr);
g2d_userptr = NULL;
@@ -461,7 +461,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev,
npages = (end - start) >> PAGE_SHIFT;
g2d_userptr->npages = npages;
- pages = kzalloc(npages * sizeof(struct page *), GFP_KERNEL);
+ pages = drm_calloc_large(npages, sizeof(struct page *));
if (!pages) {
DRM_ERROR("failed to allocate pages.\n");
kfree(g2d_userptr);
@@ -551,7 +551,7 @@ err_put_vma:
exynos_gem_put_vma(g2d_userptr->vma);
err_free_pages:
- kfree(pages);
+ drm_free_large(pages);
kfree(g2d_userptr);
pages = NULL;
g2d_userptr = NULL;