diff options
| author | Alexandre Courbot <acourbot@nvidia.com> | 2017-01-26 11:18:49 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2017-03-07 10:05:13 +0300 |
| commit | 7defd1daacef6bfae5387e95bcd7b57c9183aaf7 (patch) | |
| tree | 21f7d45d1a8b45a06fc581bc90c5d9e027eeeb4b /drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c | |
| parent | a13edd0b21748b76220c60f5c73f49e99591ab0d (diff) | |
| download | linux-7defd1daacef6bfae5387e95bcd7b57c9183aaf7.tar.xz | |
drm/nouveau/secboot: support for different load and unload falcons
On some secure boot instances (e.g. gp10x) the load and unload blobs do
not run on the same falcon. Support this case by introducing a new
member to the ACR structure and making related functions take the falcon
to use as an argument instead of assuming the boot falcon is to be used.
The rule is that the load blob can be run on either the SEC or PMU
falcons, but the unload blob must be always run on PMU.
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/acr_r352.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c | 12 |
1 files changed, 6 insertions, 6 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 0b563bc9daf8..613ed363a6bf 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/acr_r352.c @@ -816,11 +816,10 @@ acr_r352_load_blobs(struct acr_r352 *acr, struct nvkm_secboot *sb) * Returns the start address to use, or a negative error value. */ static int -acr_r352_load(struct nvkm_acr *_acr, struct nvkm_secboot *sb, +acr_r352_load(struct nvkm_acr *_acr, struct nvkm_falcon *falcon, struct nvkm_gpuobj *blob, u64 offset) { struct acr_r352 *acr = acr_r352(_acr); - struct nvkm_falcon *falcon = sb->boot_falcon; struct fw_bin_header *hdr = acr->hsbl_blob; struct fw_bl_desc *hsbl_desc = acr->hsbl_blob + hdr->header_offset; void *blob_data = acr->hsbl_blob + hdr->data_offset; @@ -873,7 +872,7 @@ acr_r352_shutdown(struct acr_r352 *acr, struct nvkm_secboot *sb) int ret; nvkm_debug(&sb->subdev, "running HS unload blob\n"); - ret = sb->func->run_blob(sb, acr->unload_blob); + ret = sb->func->run_blob(sb, acr->unload_blob, sb->halt_falcon); if (ret) return ret; nvkm_debug(&sb->subdev, "HS unload blob completed\n"); @@ -935,7 +934,7 @@ acr_r352_bootstrap(struct acr_r352 *acr, struct nvkm_secboot *sb) return ret; nvkm_debug(subdev, "running HS load blob\n"); - ret = sb->func->run_blob(sb, acr->load_blob); + ret = sb->func->run_blob(sb, acr->load_blob, sb->boot_falcon); /* clear halt interrupt */ nvkm_falcon_clear_interrupt(sb->boot_falcon, 0x10); sb->wpr_set = acr_r352_wpr_is_set(acr, sb); @@ -967,9 +966,10 @@ acr_r352_bootstrap(struct acr_r352 *acr, struct nvkm_secboot *sb) nvkm_falcon_wr32(sb->boot_falcon, 0x10, 0xff); nvkm_mc_intr_mask(subdev->device, sb->boot_falcon->owner->index, true); - /* Start PMU */ + /* Start LS firmware on boot falcon */ nvkm_falcon_start(sb->boot_falcon); - nvkm_debug(subdev, "PMU started\n"); + nvkm_debug(subdev, "%s started\n", + nvkm_secboot_falcon_name[acr->base.boot_falcon]); return 0; } |