int gl_reg_read(unsigned int reg) { int retval; retval = gl_write_address(reg); if (retval < 0) return retval; retval = gl_read_data(); return retval; }
int gl_reg_read(libusb_device_handle *devh, unsigned int reg) { int ret; ret = gl_write_address(devh, reg); if (ret < 0) return ret; ret = gl_read_data(devh); return ret; }