diff options
author | Alexandre Courbot <acourbot@nvidia.com> | 2017-01-23 12:48:09 +0900 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2017-03-07 17:05:11 +1000 |
commit | a335f078df6006bd7694a1480e7dfbcf7e0de00c (patch) | |
tree | 65917fe2d7cf9422604432f8fe53a6c2d95addc6 /drivers/gpu/drm/nouveau/nvkm/subdev/secboot | |
parent | 489a5fe868f1d1b09d1c1337424c09e686437c3c (diff) |
drm/nouveau/secboot: make sure requested falcons are supported
Check at contruction time that we have support for all the LS firmwares
asked by the caller.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/secboot')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c index b1e565237575..372d29521fd8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c @@ -888,6 +888,13 @@ acr_r352_new_(const struct acr_r352_func *func, unsigned long managed_falcons) { struct acr_r352 *acr; + int i; + + /* Check that all requested falcons are supported */ + for_each_set_bit(i, &managed_falcons, NVKM_SECBOOT_FALCON_END) { + if (!func->ls_func[i]) + return ERR_PTR(-ENOTSUPP); + } acr = kzalloc(sizeof(*acr), GFP_KERNEL); if (!acr) |