Re: [PATCH v2 2/2] leds: add Qualcomm PM8941 WLED driver

Bjorn Andersson
2015-02-17T23:05:59Z

On Thu, Feb 12, 2015 at 8:07 PM, Stephen Boyd <sboyd@codeaurora.org> wrote:
> On 01/29/15 04:48, Ivan T. Ivanov wrote:
>>
>> Otherwise it looks good. Driver is loaded and device is detected
>> properly (i have added readings for type and subtype registers).
>> Do you know where I can measure result from changing brightness
>> sysfs entry. I am using 8074 dragonboard?
>
> Does the backlight turn on? From what I can tell it controls the
> backlight, but it may be that nothings getting displayed so it won't be
> noticeable.
>

I have not measured the voltage/current, nor have had something on the
display. But on the various devices I've tested (Xperia Z1 & Xperia Z
Ultra) the backlight is clearly on.

Regards,
Bjorn