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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c29
1 files changed, 0 insertions, 29 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c
index 77c13b096a67..a84a999445bb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c
@@ -164,41 +164,12 @@ acr_ls_sec2_post_run(const struct nvkm_acr *acr, const struct nvkm_secboot *sb)
struct nvkm_sec2 *sec = device->sec2;
/* on SEC arguments are always at the beginning of EMEM */
const u32 addr_args = 0x01000000;
- u32 reg;
int ret;
ret = acr_ls_msgqueue_post_run(sec->queue, sec->falcon, addr_args);
if (ret)
return ret;
- /*
- * There is a bug where the LS firmware sometimes require to be started
- * twice (this happens only on SEC). Detect and workaround that
- * condition.
- *
- * Once started, the falcon will end up in STOPPED condition (bit 5)
- * if successful, or in HALT condition (bit 4) if not.
- */
- nvkm_msec(device, 1,
- if ((reg = nvkm_falcon_rd32(sb->boot_falcon, 0x100) & 0x30) != 0)
- break;
- );
- if (reg & BIT(4)) {
- nvkm_debug(subdev, "applying workaround for start bug...\n");
- nvkm_falcon_start(sb->boot_falcon);
- nvkm_msec(subdev->device, 1,
- if ((reg = nvkm_rd32(subdev->device,
- sb->boot_falcon->addr + 0x100)
- & 0x30) != 0)
- break;
- );
- if (reg & BIT(4)) {
- nvkm_error(subdev, "%s failed to start\n",
- nvkm_secboot_falcon_name[acr->boot_falcon]);
- return -EINVAL;
- }
- }
-
nvkm_debug(&sb->subdev, "%s started\n",
nvkm_secboot_falcon_name[acr->boot_falcon]);