drm/nouveau/secboot: remove nvkm_secboot_start()

Since GR has moved to using the falcon library to start the falcons,
this function is not needed anymore.
Signed-off-by: NAlexandre Courbot <acourbot@nvidia.com>
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h

@@ -48,7 +48,6 @@ struct nvkm_secboot {
 
 bool nvkm_secboot_is_managed(struct nvkm_secboot *, enum nvkm_secboot_falcon);
 int nvkm_secboot_reset(struct nvkm_secboot *, enum nvkm_secboot_falcon);
-int nvkm_secboot_start(struct nvkm_secboot *, enum nvkm_secboot_falcon);
 
 int gm200_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **);
 int gm20b_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **);

drivers/gpu/drm/nouveau/nvkm/subdev/secboot/base.c

@@ -48,21 +48,6 @@ nvkm_secboot_reset(struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon)
 	return sb->func->reset(sb, falcon);
 }
 
-/**
- * nvkm_secboot_start() - start specified falcon
- */
-int
-nvkm_secboot_start(struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon)
-{
-	/* Unmanaged falcon? */
-	if (!(BIT(falcon) & sb->func->managed_falcons)) {
-		nvkm_error(&sb->subdev, "cannot start unmanaged falcon!\n");
-		return -EINVAL;
-	}
-
-	return sb->func->start(sb, falcon);
-}
-
 /**
  * nvkm_secboot_is_managed() - check whether a given falcon is securely-managed
  */

drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c

@@ -1252,32 +1252,6 @@ gm200_secboot_reset(struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon)
 	return 0;
 }
 
-int
-gm200_secboot_start(struct nvkm_secboot *sb, enum nvkm_secboot_falcon falcon)
-{
-	struct gm200_secboot *gsb = gm200_secboot(sb);
-	int base;
-
-	switch (falcon) {
-	case NVKM_SECBOOT_FALCON_FECS:
-		base = 0x409000;
-		break;
-	case NVKM_SECBOOT_FALCON_GPCCS:
-		base = 0x41a000;
-		break;
-	default:
-		nvkm_error(&sb->subdev, "cannot start unhandled falcon!\n");
-		return -EINVAL;
-	}
-
-	nvkm_wr32(sb->subdev.device, base + 0x130, 0x00000002);
-	gsb->falcon_state[falcon] = RUNNING;
-
-	return 0;
-}
-
-
-
 int
 gm200_secboot_init(struct nvkm_secboot *sb)
 {
@@ -1361,7 +1335,6 @@ gm200_secboot = {
 	.init = gm200_secboot_init,
 	.fini = gm200_secboot_fini,
 	.reset = gm200_secboot_reset,
-	.start = gm200_secboot_start,
 	.managed_falcons = BIT(NVKM_SECBOOT_FALCON_FECS) |
 			   BIT(NVKM_SECBOOT_FALCON_GPCCS),
 	.boot_falcon = NVKM_SECBOOT_FALCON_PMU,

drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c

@@ -191,7 +191,6 @@ gm20b_secboot = {
 	.dtor = gm200_secboot_dtor,
 	.init = gm20b_secboot_init,
 	.reset = gm200_secboot_reset,
-	.start = gm200_secboot_start,
 	.managed_falcons = BIT(NVKM_SECBOOT_FALCON_FECS),
 	.boot_falcon = NVKM_SECBOOT_FALCON_PMU,
 };

drivers/gpu/drm/nouveau/nvkm/subdev/secboot/priv.h

@@ -31,7 +31,6 @@ struct nvkm_secboot_func {
 	int (*fini)(struct nvkm_secboot *, bool suspend);
 	void *(*dtor)(struct nvkm_secboot *);
 	int (*reset)(struct nvkm_secboot *, enum nvkm_secboot_falcon);
-	int (*start)(struct nvkm_secboot *, enum nvkm_secboot_falcon);
 
 	/* ID of the falcon that will perform secure boot */
 	enum nvkm_secboot_falcon boot_falcon;