diff options
| -rw-r--r-- | Documentation/driver-api/firmware/fallback-mechanisms.rst | 2 | ||||
| -rw-r--r-- | drivers/base/firmware_loader/fallback.c | 13 |
2 files changed, 11 insertions, 4 deletions
diff --git a/Documentation/driver-api/firmware/fallback-mechanisms.rst b/Documentation/driver-api/firmware/fallback-mechanisms.rst index 4055ac76b288..f353783ae0be 100644 --- a/Documentation/driver-api/firmware/fallback-mechanisms.rst +++ b/Documentation/driver-api/firmware/fallback-mechanisms.rst @@ -112,7 +112,7 @@ Since a device is created for the sysfs interface to help load firmware as a fallback mechanism userspace can be informed of the addition of the device by relying on kobject uevents. The addition of the device into the device hierarchy means the fallback mechanism for firmware loading has been initiated. -For details of implementation refer to _request_firmware_load(), in particular +For details of implementation refer to fw_load_sysfs_fallback(), in particular on the use of dev_set_uevent_suppress() and kobject_uevent(). The kernel's kobject uevent mechanism is implemented in lib/kobject_uevent.c, diff --git a/drivers/base/firmware_loader/fallback.c b/drivers/base/firmware_loader/fallback.c index d6838e7ec00c..0a8ec7fec585 100644 --- a/drivers/base/firmware_loader/fallback.c +++ b/drivers/base/firmware_loader/fallback.c @@ -535,8 +535,15 @@ exit: return fw_sysfs; } -/* load a firmware via user helper */ -static int _request_firmware_load(struct fw_sysfs *fw_sysfs, +/** + * fw_load_sysfs_fallback - load a firmware via the syfs fallback mechanism + * @fw_sysfs: firmware syfs information for the firmware to load + * @opt_flags: flags of options, FW_OPT_* + * @timeout: timeout to wait for the load + * + * In charge of constructing a sysfs fallback interface for firmware loading. + **/ +static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, unsigned int opt_flags, long timeout) { int retval = 0; @@ -621,7 +628,7 @@ static int fw_load_from_user_helper(struct firmware *firmware, } fw_sysfs->fw_priv = firmware->priv; - ret = _request_firmware_load(fw_sysfs, opt_flags, timeout); + ret = fw_load_sysfs_fallback(fw_sysfs, opt_flags, timeout); if (!ret) ret = assign_fw(firmware, device, opt_flags); |