diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/firmware.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/core/firmware.c | 33 |
1 files changed, 28 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c index 058ff46b5f16..092acdec2c39 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c @@ -24,7 +24,7 @@ /** * nvkm_firmware_get - load firmware from the official nvidia/chip/ directory - * @device device that will use that firmware + * @subdev subdevice that will use that firmware * @fwname name of firmware file to load * @fw firmware structure to load to * @@ -32,9 +32,11 @@ * Firmware files released by NVIDIA will always follow this format. */ int -nvkm_firmware_get(struct nvkm_device *device, const char *fwname, - const struct firmware **fw) +nvkm_firmware_get_version(const struct nvkm_subdev *subdev, const char *fwname, + int min_version, int max_version, + const struct firmware **fw) { + struct nvkm_device *device = subdev->device; char f[64]; char cname[16]; int i; @@ -48,8 +50,29 @@ nvkm_firmware_get(struct nvkm_device *device, const char *fwname, cname[i] = tolower(cname[i]); } - snprintf(f, sizeof(f), "nvidia/%s/%s.bin", cname, fwname); - return request_firmware(fw, f, device->dev); + for (i = max_version; i >= min_version; i--) { + if (i != 0) + snprintf(f, sizeof(f), "nvidia/%s/%s-%d.bin", cname, fwname, i); + else + snprintf(f, sizeof(f), "nvidia/%s/%s.bin", cname, fwname); + + if (!firmware_request_nowarn(fw, f, device->dev)) { + nvkm_debug(subdev, "firmware \"%s\" loaded\n", f); + return i; + } + + nvkm_debug(subdev, "firmware \"%s\" unavailable\n", f); + } + + nvkm_error(subdev, "failed to load firmware \"%s\"", fwname); + return -ENOENT; +} + +int +nvkm_firmware_get(const struct nvkm_subdev *subdev, const char *fwname, + const struct firmware **fw) +{ + return nvkm_firmware_get_version(subdev, fwname, 0, 0, fw); } /** |