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drm/nouveau/secboot: enable loading of versioned LS PMU/SEC2 ACR msgqueue FW 

Some chipsets will be switching to updated SEC2 LS firmware, so we need to
plumb that through.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
hifive-unleashed-5.2
Ben Skeggs 2019-06-06 16:32:31 +10:00
parent 5f0f8b573a
commit 9352ce3775
1 changed files with 14 additions and 14 deletions
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28
drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c
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@ -43,28 +43,28 @@ acr_ls_ucode_load_msgqueue(const struct nvkm_subdev *subdev, const char *name,
{
const struct firmware *image, *desc, *sig;
char f[64];
int ret;
int ver, ret;
snprintf(f, sizeof(f), "%s/image", name);
ret = nvkm_firmware_get(subdev, f, &image);
if (ret)
return ret;
ver = nvkm_firmware_get_version(subdev, f, 0, maxver, &image);
if (ver < 0)
return ver;
img->ucode_data = kmemdup(image->data, image->size, GFP_KERNEL);
nvkm_firmware_put(image);
if (!img->ucode_data)
return -ENOMEM;
snprintf(f, sizeof(f), "%s/desc", name);
ret = nvkm_firmware_get(subdev, f, &desc);
if (ret)
ret = nvkm_firmware_get_version(subdev, f, ver, ver, &desc);
if (ret < 0)
return ret;
memcpy(&img->ucode_desc, desc->data, sizeof(img->ucode_desc));
img->ucode_size = ALIGN(img->ucode_desc.app_start_offset + img->ucode_desc.app_size, 256);
nvkm_firmware_put(desc);
snprintf(f, sizeof(f), "%s/sig", name);
ret = nvkm_firmware_get(subdev, f, &sig);
if (ret)
ret = nvkm_firmware_get_version(subdev, f, ver, ver, &sig);
if (ret < 0)
return ret;
img->sig_size = sig->size;
img->sig = kmemdup(sig->data, sig->size, GFP_KERNEL);
@ -72,7 +72,7 @@ acr_ls_ucode_load_msgqueue(const struct nvkm_subdev *subdev, const char *name,
if (!img->sig)
return -ENOMEM;
return 0;
return ver;
}
static int
@ -141,11 +141,11 @@ acr_ls_ucode_load_sec2(const struct nvkm_secboot *sb, int maxver,
struct ls_ucode_img *img)
{
struct nvkm_sec2 *sec = sb->subdev.device->sec2;
int ret;
int ver, ret;
ret = acr_ls_ucode_load_msgqueue(&sb->subdev, "sec2", maxver, img);
if (ret)
return ret;
ver = acr_ls_ucode_load_msgqueue(&sb->subdev, "sec2", maxver, img);
if (ver < 0)
return ver;
/* Allocate the PMU queue corresponding to the FW version */
ret = nvkm_msgqueue_new(img->ucode_desc.app_version, sec->falcon,
@ -153,7 +153,7 @@ acr_ls_ucode_load_sec2(const struct nvkm_secboot *sb, int maxver,
if (ret)
return ret;
return 0;
return ver;
}
int