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author | Jordan Crouse <jcrouse@codeaurora.org> | 2017-03-07 10:02:53 -0700 |
---|---|---|
committer | Rob Clark <robdclark@gmail.com> | 2017-04-08 06:59:36 -0400 |
commit | e3689e470fa0d9ebaa9d13d069e8d73c8d82a11d (patch) | |
tree | 1324d7490b5e1346c9ad1a2d9cc8485bb2d4d81f | |
parent | ee546cd34ae846a8202b78d1834170e2b3ee063d (diff) | |
download | op-kernel-dev-e3689e470fa0d9ebaa9d13d069e8d73c8d82a11d.zip op-kernel-dev-e3689e470fa0d9ebaa9d13d069e8d73c8d82a11d.tar.gz |
drm/msm: Add MSM_PARAM_GMEM_BASE
User space needs to know where the GMEM whole starts so that they
can set up the addressing correctly.
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
-rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 3 | ||||
-rw-r--r-- | include/uapi/drm/msm_drm.h | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 9a92bcf..4cac226 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -35,6 +35,9 @@ int adreno_get_param(struct msm_gpu *gpu, uint32_t param, uint64_t *value) case MSM_PARAM_GMEM_SIZE: *value = adreno_gpu->gmem; return 0; + case MSM_PARAM_GMEM_BASE: + *value = 0x100000; + return 0; case MSM_PARAM_CHIP_ID: *value = adreno_gpu->rev.patchid | (adreno_gpu->rev.minor << 8) | diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h index 4d5d6a2..a4a189a 100644 --- a/include/uapi/drm/msm_drm.h +++ b/include/uapi/drm/msm_drm.h @@ -72,6 +72,7 @@ struct drm_msm_timespec { #define MSM_PARAM_CHIP_ID 0x03 #define MSM_PARAM_MAX_FREQ 0x04 #define MSM_PARAM_TIMESTAMP 0x05 +#define MSM_PARAM_GMEM_BASE 0x06 struct drm_msm_param { __u32 pipe; /* in, MSM_PIPE_x */ |