On Mon, Nov 13, 2017 at 10:31:01AM +0000, Martyn Welch wrote: > From: Egor Starkov <egor.starkov@xxxxxx> > > Extended testing has shown that the imx ahci driver sometimes requires > more than the 100 attempts currently alotted in the driver to perform a > successful temperature reading when running at minimum (throttled) CPU > frequency. > > Debugging suggests that the read cycle can take 160 attempts (which given > that the driver averages 80 readings from the ADC equates to one failure > on each read). > > Increase the attempt limit to 200 in order to greatly reduce the > likelihood of the driver failing to perform a temperature reading, > especially at low CPU frequency. > > Signed-off-by: Egor Starkov <egor.starkov@xxxxxx> > Signed-off-by: Martyn Welch <martyn.welch@xxxxxxxxxxxxxxx> Applied to libata/for-4.15. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html