diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2017-10-31 20:56:19 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2017-11-02 06:32:32 +0300 |
| commit | 01670a79d5fa2f6659d18af6d52cca6c44f73646 (patch) | |
| tree | d6cc232a30747183758ab9dc35a474bba1a9dd95 /drivers/gpu/drm/nouveau/nouveau_drm.c | |
| parent | 359088d5b8ec06196a9ea53e7e59167514220465 (diff) | |
| download | linux-01670a79d5fa2f6659d18af6d52cca6c44f73646.tar.xz | |
drm/nouveau: allocate mmu object for every client
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drm.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drm.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 25a47e8ba42b..2eddf19abb40 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -116,6 +116,7 @@ nouveau_cli_fini(struct nouveau_cli *cli) { usif_client_fini(cli); nouveau_vmm_fini(&cli->vmm); + nvif_mmu_fini(&cli->mmu); nvif_device_fini(&cli->device); mutex_lock(&cli->drm->master.lock); nvif_client_fini(&cli->base); @@ -126,6 +127,13 @@ static int nouveau_cli_init(struct nouveau_drm *drm, const char *sname, struct nouveau_cli *cli) { + static const struct nvif_mclass + mmus[] = { + { NVIF_CLASS_MMU_GF100, -1 }, + { NVIF_CLASS_MMU_NV50 , -1 }, + { NVIF_CLASS_MMU_NV04 , -1 }, + {} + }; u64 device = nouveau_name(drm->dev); int ret; @@ -160,6 +168,18 @@ nouveau_cli_init(struct nouveau_drm *drm, const char *sname, goto done; } + ret = nvif_mclass(&cli->device.object, mmus); + if (ret < 0) { + NV_ERROR(drm, "No supported MMU class\n"); + goto done; + } + + ret = nvif_mmu_init(&cli->device.object, mmus[ret].oclass, &cli->mmu); + if (ret) { + NV_ERROR(drm, "MMU allocation failed: %d\n", ret); + goto done; + } + done: if (ret) nouveau_cli_fini(cli); |