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| author | Jordan Crouse | 2017-10-20 19:06:58 +0200 |
|---|---|---|
| committer | Rob Clark | 2017-10-28 17:01:37 +0200 |
| commit | a6e29a0eea3ccbf6fb8a908a3fc3e931f3ba2ae4 (patch) | |
| tree | dd9789bd1000e707465b99c59d544d6d52eeb490 /drivers/gpu/drm/msm | |
| parent | drm/msm: Support multiple ringbuffers (diff) | |
| download | kernel-qcow2-linux-a6e29a0eea3ccbf6fb8a908a3fc3e931f3ba2ae4.tar.gz kernel-qcow2-linux-a6e29a0eea3ccbf6fb8a908a3fc3e931f3ba2ae4.tar.xz kernel-qcow2-linux-a6e29a0eea3ccbf6fb8a908a3fc3e931f3ba2ae4.zip | |
drm/msm: Add a parameter query for the number of ringbuffers
In order to manage ringbuffer priority to its fullest userspace
should know how many ringbuffers it has to work with. Add a
parameter to return the number of active rings.
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index fd0fb0568dd3..4e9caf97b20f 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -57,6 +57,9 @@ int adreno_get_param(struct msm_gpu *gpu, uint32_t param, uint64_t *value) return ret; } return -EINVAL; + case MSM_PARAM_NR_RINGS: + *value = gpu->nr_rings; + return 0; default: DBG("%s: invalid param: %u", gpu->name, param); return -EINVAL; |