> Just returning the register content does not help much and looking at other > implementations, like Blackfin, I am guessing this IOCTL is supposed to give > a yes/no sort of result. It needs to return WDIOF_* flags as defined in include/linux/watchdog.h. Check also Documentation/watchdog/watchdog-api.txt for further info. Yes, not all drivers follow this style, sadly. Regards, Wolfram -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ |
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