On Tue, Jan 22, 2013 at 02:39:53PM +0100, Peter Ujfalusi wrote:
> It is expected that board files would have:
> static unsigned int bl_levels[] = { 0, 50, 100, 150, 200, 250, };
>
> static struct platform_pwm_backlight_data bl_data = {
> .levels = bl_levels,
> .max_brightness = ARRAY_SIZE(bl_levels),
> .dft_brightness = 4,
> .pwm_period_ns = 7812500,
> };
>
> In this case the max_brightness would be out of range in the levels array.
> Decrement the received max_brightness in every case (DT or non DT) when the
> levels has been provided.
What's wrong with specifying .max_brightness = ARRAY_SIZE(bl_levels) - 1
instead?
Thierry
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