ath3k_fw_read
extern int ath3k_fw_read(struct ath3k_firmware *fw, const char *fwname);
if (ath3k_fw_read(&fw, fwname) <= 0) {
if (ath3k_fw_read(&fw, filename) <= 0) {
if (ath3k_fw_read(&fw, fwname) <= 0) {