diff options
| author | Rob Clark <robdclark@chromium.org> | 2022-03-17 09:51:38 -0700 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2022-04-21 15:01:08 -0700 |
| commit | 4bfba71640f8578b3daadb551d6bce12a2d436d8 (patch) | |
| tree | 782eaa2c4ef0b733761657409867da069f69ccad /drivers/gpu/drm/msm/adreno/adreno_gpu.c | |
| parent | 1019933385132c88e6aeb1846344ff2bd939127a (diff) | |
| download | linux-4bfba71640f8578b3daadb551d6bce12a2d436d8.tar.bz2 | |
drm/msm: Add support for pointer params
The 64b value field is already suffient to hold a pointer instead of
immediate, but we also need a length field.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Link: https://lore.kernel.org/r/20220317165144.222101-2-robdclark@gmail.com
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 9efc84929be0..3d307b34854d 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -229,10 +229,14 @@ adreno_iommu_create_address_space(struct msm_gpu *gpu, } int adreno_get_param(struct msm_gpu *gpu, struct msm_file_private *ctx, - uint32_t param, uint64_t *value) + uint32_t param, uint64_t *value, uint32_t *len) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); + /* No pointer params yet */ + if (*len != 0) + return -EINVAL; + switch (param) { case MSM_PARAM_GPU_ID: *value = adreno_gpu->info->revn; @@ -284,8 +288,12 @@ int adreno_get_param(struct msm_gpu *gpu, struct msm_file_private *ctx, } int adreno_set_param(struct msm_gpu *gpu, struct msm_file_private *ctx, - uint32_t param, uint64_t value) + uint32_t param, uint64_t value, uint32_t len) { + /* No pointer params yet */ + if (len != 0) + return -EINVAL; + switch (param) { case MSM_PARAM_SYSPROF: if (!capable(CAP_SYS_ADMIN)) |