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| author | Ben Skeggs <bskeggs@redhat.com> | 2018-12-11 14:50:02 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2018-12-11 15:37:49 +1000 |
| commit | 9d24907ccffefc45c7ae53dede30f5bba93a4245 (patch) | |
| tree | 479dbf08dd93521db6e72644c25dc40587dbb06c /drivers/gpu/drm/nouveau/nouveau_chan.c | |
| parent | a98a3c52f81d20d61b43d084ddb724ab55d32526 (diff) | |
| download | lwn-9d24907ccffefc45c7ae53dede30f5bba93a4245.tar.gz lwn-9d24907ccffefc45c7ae53dede30f5bba93a4245.zip | |
drm/nouveau/fifo/gv100: return work submission token in channel ctor args
The token will also contain runlist ID on Turing, so instead expose it as
an opaque value from NVKM so the client doesn't need to care.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_chan.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_chan.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c index 5daf9248ae63..ae10df756b2c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_chan.c +++ b/drivers/gpu/drm/nouveau/nouveau_chan.c @@ -29,6 +29,7 @@ #include <nvif/cl506f.h> #include <nvif/cl906f.h> #include <nvif/cla06f.h> +#include <nvif/clc36f.h> #include <nvif/ioctl.h> /*XXX*/ @@ -234,6 +235,7 @@ nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device, struct nv50_channel_gpfifo_v0 nv50; struct fermi_channel_gpfifo_v0 fermi; struct kepler_channel_gpfifo_a_v0 kepler; + struct volta_channel_gpfifo_a_v0 volta; } args; struct nouveau_channel *chan; u32 size; @@ -247,6 +249,15 @@ nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device, /* create channel object */ do { + if (oclass[0] >= VOLTA_CHANNEL_GPFIFO_A) { + args.volta.version = 0; + args.volta.ilength = 0x02000; + args.volta.ioffset = 0x10000 + chan->push.addr; + args.volta.runlist = runlist; + args.volta.vmm = nvif_handle(&cli->vmm.vmm.object); + args.volta.priv = priv; + size = sizeof(args.volta); + } else if (oclass[0] >= KEPLER_CHANNEL_GPFIFO_A) { args.kepler.version = 0; args.kepler.ilength = 0x02000; @@ -274,6 +285,11 @@ nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device, ret = nvif_object_init(&device->object, 0, *oclass++, &args, size, &chan->user); if (ret == 0) { + if (chan->user.oclass >= VOLTA_CHANNEL_GPFIFO_A) { + chan->chid = args.volta.chid; + chan->inst = args.volta.inst; + chan->token = args.volta.token; + } else if (chan->user.oclass >= KEPLER_CHANNEL_GPFIFO_A) { chan->chid = args.kepler.chid; chan->inst = args.kepler.inst; |