diff options
| author | Rob Clark <robdclark@chromium.org> | 2022-03-03 16:52:15 -0800 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2022-03-04 11:50:41 -0800 |
| commit | f7ddbf5581b474fe4a0a29244acaa1bf72234675 (patch) | |
| tree | 06c2c47b73e366ddd9986d6a75f28982a315737c /drivers/gpu/drm/msm/adreno/adreno_gpu.c | |
| parent | 57cfe41c5f50aaad92942ff9947c6cee54b9d314 (diff) | |
drm/msm: Add SET_PARAM ioctl
It was always expected to have a use for this some day, so we left a
placeholder. Now we do. (And I expect another use in the not too
distant future when we start allowing userspace to allocate GPU iova.)
Signed-off-by: Rob Clark <robdclark@chromium.org>
Link: https://lore.kernel.org/r/20220304005317.776110-3-robdclark@gmail.com
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/adreno_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 15c8997b7251..6a37d409653b 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -283,6 +283,16 @@ 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) +{ + switch (param) { + default: + DBG("%s: invalid param: %u", gpu->name, param); + return -EINVAL; + } +} + const struct firmware * adreno_request_fw(struct adreno_gpu *adreno_gpu, const char *fwname) { |