linux-kernel - [PATCH 04/12] drm/exynos/ipp: correct address type

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Date:	Thu, 03 Jul 2014 15:10:29 +0200
From:	Andrzej Hajda <a.hajda@...sung.com>
To:	Inki Dae <inki.dae@...sung.com>
Cc:	Andrzej Hajda <a.hajda@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Joonyoung Shim <jy0922.shim@...sung.com>,
	Seung-Woo Kim <sw0312.kim@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org (open list),
	linux-samsung-soc@...r.kernel.org (moderated list:ARM/S5P EXYNOS AR...)
Subject: [PATCH 04/12] drm/exynos/ipp: correct address type

exynos_drm_gem_get_dma_addr returns dma_addr_t, type casting to void* and
back is not necessary.

Signed-off-by: Andrzej Hajda <a.hajda@...sung.com>
---
 drivers/gpu/drm/exynos/exynos_drm_ipp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 34d185c..f3d8b5c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -681,7 +681,6 @@ static struct drm_exynos_ipp_mem_node
 {
 	struct drm_exynos_ipp_mem_node *m_node;
 	struct drm_exynos_ipp_buf_info buf_info;
-	void *addr;
 	int i;
 
 	m_node = kzalloc(sizeof(*m_node), GFP_KERNEL);
@@ -704,6 +703,8 @@ static struct drm_exynos_ipp_mem_node
 
 		/* get dma address by handle */
 		if (qbuf->handle[i]) {
+			dma_addr_t *addr;
+
 			addr = exynos_drm_gem_get_dma_addr(drm_dev,
 					qbuf->handle[i], file);
 			if (IS_ERR(addr)) {
@@ -712,7 +713,7 @@ static struct drm_exynos_ipp_mem_node
 			}
 
 			buf_info.handles[i] = qbuf->handle[i];
-			buf_info.base[i] = *(dma_addr_t *) addr;
+			buf_info.base[i] = *addr;
 			DRM_DEBUG_KMS("i[%d]base[0x%x]hd[0x%x]\n",
 				i, buf_info.base[i], (int)buf_info.handles[i]);
 		}
-- 
1.9.1

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