On Mon, 25 Jul 2011 17:16:23 +0200
__ric Piel <[email protected]> wrote:
> +static int lis3lv02d_get_pwron_wait(struct lis3lv02d *lis3)
> +{
> + int div = lis3lv02d_get_odr();
> +
> + if (WARN_ONCE(div == 0, "device returned spurious data"))
> + return -ENXIO;
> +
> + /* LIS3 power on delay is quite long */
> + msleep(lis3->pwron_delay / div);
> + return 0;
> +}
The WARN_ONCE may not be very useful. The user gets worried, might
report it (often to a distro, not to you!). But we won't actually *do*
anything with the information?
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