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authorRob Clark <robdclark@chromium.org>2022-04-07 13:28:33 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-04-20 09:23:14 +0200
commit5f78ad93837c61ed62a6f7b10a960c0c9218382c (patch)
treed92972762cb9903d20201674274e3d0f8617f160 /drivers/gpu
parent5513f9a0b0684383c1bc120ea37b35ae944a709a (diff)
drm/msm: Fix range size vs end confusion
[ Upstream commit 537fef808be5ea56f6fc06932162550819a3b3c3 ] The fourth param is size, rather than range_end. Note that we could increase the address space size if we had a way to prevent buffers from spanning a 4G split, mostly just to avoid fw bugs with 64b math. Fixes: 84c31ee16f90 ("drm/msm/a6xx: Add support for per-instance pagetables") Signed-off-by: Rob Clark <robdclark@chromium.org> Link: https://lore.kernel.org/r/20220407202836.1211268-1-robdclark@gmail.com Signed-off-by: Rob Clark <robdclark@chromium.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/msm/adreno/a6xx_gpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 9e09805575db..39563daff4a0 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -1222,7 +1222,7 @@ a6xx_create_private_address_space(struct msm_gpu *gpu)
return ERR_CAST(mmu);
return msm_gem_address_space_create(mmu,
- "gpu", 0x100000000ULL, 0x1ffffffffULL);
+ "gpu", 0x100000000ULL, SZ_4G);
}
static uint32_t a6xx_get_rptr(struct msm_gpu *gpu, struct msm_ringbuffer *ring)