Re: [PATCH] backlight: gpio-backlight: Fix warning when the GPIO is on a I2C chip
From: Linus Walleij <hidden>
Date: 2014-05-09 09:06:48
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linux-omap, lkml
On Fri, May 9, 2014 at 5:42 AM, Jingoo Han [off-list ref] wrote:
Linus Walleij, Is there any reason to keep these two functions such as gpiod_set_raw_value_cansleep() and gpiod_set_raw_value()?
Yes, the former can *not* be called from interrupt context, and thus erroneous usage can be detected with runtime checks. Yours, Linus Walleij