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| author | Ben Skeggs <bskeggs@redhat.com> | 2018-05-08 20:39:46 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2018-05-18 15:01:21 +1000 |
| commit | 6eb01aa8988873167adc5285f4afef310d01b8fb (patch) | |
| tree | 9a9d8f0fcdcb063d6ec6c64220d476d5d6555eaf | |
| parent | c5c9127b25b2946369877d16b3c208cf54d4bf54 (diff) | |
| download | op-kernel-dev-6eb01aa8988873167adc5285f4afef310d01b8fb.zip op-kernel-dev-6eb01aa8988873167adc5285f4afef310d01b8fb.tar.gz | |
drm/nouveau/device: support querying available engines of a specific type
Will be used for fifo runlist selection.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvif/cl0080.h | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/device/user.c | 25 |
2 files changed, 44 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl0080.h b/drivers/gpu/drm/nouveau/include/nvif/cl0080.h index 51a4af6..6a54cda 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl0080.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl0080.h @@ -60,4 +60,23 @@ struct nv_device_time_v0 { /* This will be returned for unsupported queries. */ #define NV_DEVICE_INFO_INVALID ~0ULL + +/* These return a mask of available engines of particular type. */ +#define NV_DEVICE_INFO_ENGINE_SW NV_DEVICE_INFO(0x00000000) +#define NV_DEVICE_INFO_ENGINE_GR NV_DEVICE_INFO(0x00000001) +#define NV_DEVICE_INFO_ENGINE_MPEG NV_DEVICE_INFO(0x00000002) +#define NV_DEVICE_INFO_ENGINE_ME NV_DEVICE_INFO(0x00000003) +#define NV_DEVICE_INFO_ENGINE_CIPHER NV_DEVICE_INFO(0x00000004) +#define NV_DEVICE_INFO_ENGINE_BSP NV_DEVICE_INFO(0x00000005) +#define NV_DEVICE_INFO_ENGINE_VP NV_DEVICE_INFO(0x00000006) +#define NV_DEVICE_INFO_ENGINE_CE NV_DEVICE_INFO(0x00000007) +#define NV_DEVICE_INFO_ENGINE_SEC NV_DEVICE_INFO(0x00000008) +#define NV_DEVICE_INFO_ENGINE_MSVLD NV_DEVICE_INFO(0x00000009) +#define NV_DEVICE_INFO_ENGINE_MSPDEC NV_DEVICE_INFO(0x0000000a) +#define NV_DEVICE_INFO_ENGINE_MSPPP NV_DEVICE_INFO(0x0000000b) +#define NV_DEVICE_INFO_ENGINE_MSENC NV_DEVICE_INFO(0x0000000c) +#define NV_DEVICE_INFO_ENGINE_VIC NV_DEVICE_INFO(0x0000000d) +#define NV_DEVICE_INFO_ENGINE_SEC2 NV_DEVICE_INFO(0x0000000e) +#define NV_DEVICE_INFO_ENGINE_NVDEC NV_DEVICE_INFO(0x0000000f) +#define NV_DEVICE_INFO_ENGINE_NVENC NV_DEVICE_INFO(0x00000010) #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c index 3526516..42a552d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c @@ -67,6 +67,31 @@ nvkm_udevice_info_v1(struct nvkm_device *device, } switch (args->mthd) { +#define ENGINE__(A,B,C) NV_DEVICE_INFO_ENGINE_##A: { int _i; \ + for (_i = (B), args->data = 0ULL; _i <= (C); _i++) { \ + if (nvkm_device_engine(device, _i)) \ + args->data |= BIT_ULL(_i); \ + } \ +} +#define ENGINE_A(A) ENGINE__(A, NVKM_ENGINE_##A , NVKM_ENGINE_##A) +#define ENGINE_B(A) ENGINE__(A, NVKM_ENGINE_##A##0, NVKM_ENGINE_##A##_LAST) + case ENGINE_A(SW ); break; + case ENGINE_A(GR ); break; + case ENGINE_A(MPEG ); break; + case ENGINE_A(ME ); break; + case ENGINE_A(CIPHER); break; + case ENGINE_A(BSP ); break; + case ENGINE_A(VP ); break; + case ENGINE_B(CE ); break; + case ENGINE_A(SEC ); break; + case ENGINE_A(MSVLD ); break; + case ENGINE_A(MSPDEC); break; + case ENGINE_A(MSPPP ); break; + case ENGINE_A(MSENC ); break; + case ENGINE_A(VIC ); break; + case ENGINE_A(SEC2 ); break; + case ENGINE_A(NVDEC ); break; + case ENGINE_B(NVENC ); break; default: args->mthd = NV_DEVICE_INFO_INVALID; break; |
