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(parent: fbf358e) | patch
drm/rockchip: Fix drm rga driver for arm64
authorZikim,Wei <wzq@rock-chips.com>
Thu, 4 Aug 2016 06:24:10 +0000 (14:24 +0800)
committerZikim,Wei <wzq@rock-chips.com>
Thu, 4 Aug 2016 07:04:08 +0000 (15:04 +0800)
commit5a1e4609253b229f956f0fcc54433eaec7319e63
tree68a08c383d9ec3eeba29d00475d67514b905176btree | snapshot
parentfbf358e5007a0115b9a9774b6832238feb1779d4commit | diff
drm/rockchip: Fix drm rga driver for arm64

compat_uptr_t is defined in asm/compat.h:
typedef u32  compat_uptr_t;
but cmd and cmd_buf store the user pointers.
Do not convert 64 bit pointer to 32 bit, it
will lead copy_from_user fail.

Change-Id: Ia0435f2a495bbe64d583e213349cb9f041c9d75a
Signed-off-by: Zikim,Wei <wzq@rock-chips.com>
drivers/gpu/drm/rockchip/rockchip_drm_rga.c diff | blob | history
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