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drm/exynos: fix iommu address allocation order
authorInki Dae <inki.dae@samsung.com>
Tue, 29 Jan 2013 07:28:30 +0000 (16:28 +0900)
committerInki Dae <inki.dae@samsung.com>
Thu, 21 Feb 2013 06:00:26 +0000 (15:00 +0900)
This patch modifies iommu address allocation order from 64k
to 4k. 64k order causes waste of the io space and this was
our mistakes.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
drivers/gpu/drm/exynos/exynos_drm_iommu.h patch | blob | history

diff --git a/drivers/gpu/drm/exynos/exynos_drm_iommu.h b/drivers/gpu/drm/exynos/exynos_drm_iommu.h
index 53b7dee..598e60f 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_iommu.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_iommu.h
@@ -14,7 +14,7 @@
 
 #define EXYNOS_DEV_ADDR_START  0x20000000
 #define EXYNOS_DEV_ADDR_SIZE   0x40000000
-#define EXYNOS_DEV_ADDR_ORDER  0x4
+#define EXYNOS_DEV_ADDR_ORDER  0x0
 
 #ifdef CONFIG_DRM_EXYNOS_IOMMU
 
Domain: System / Kernel;