Yes it did , I think I have to modify the source code of pwm-sun4i and init it to 100% duty cycle , is there any easier solution ?
On Monday, March 20, 2017 at 6:25:49 AM UTC+2, Icenowy Zheng wrote: > > > > 20.03.2017, 04:21, "Eyad Majali" <[email protected] <javascript:>>: > > I did these changes before I know about the patch to prevent complete > lcd turn off , yes I'm on 4.11-rc , the problem is mainly with pwm-sun4i > > when its enabled alone without pwm_bl the screen brightness is very low, > enabling pwm_bl doesnt solve the problem until i rmmod it the load it again > > Does it really prevented complete LCD blacklight turn off on your tablet? > At least it worked on my A33 ;-) > > > On Sunday, March 19, 2017 at 6:29:35 PM UTC+2, Icenowy Zheng wrote: > > > >> 20.03.2017, 00:08, "Quentin Schulz" <[email protected]>: > >>> Hi, > >>> > >>> On 19/03/2017 15:59, Eyad Majali wrote: > >>>> Hi, > >>>> pwm is configured in dtsi , when the module loads screen brightness > >>>> decrease to minimum ( barely sees anything) how to fix that ? > >>>> also when i enable pwm-bl it turns off the screen completely , but > when > >>>> i removed the enable-gpios the result was the same with pwm-sun4i > alone but > >>>> if i rmmod pwm-bl and then modprobe pwm-bl it will load the default > >>>> brightness level correctly > >>>> any help is apreciated , Thanks > >>> > >>> I think this patch can help you: > https://patchwork.kernel.org/patch/9631655/ > >> > >> P.S. are you using 4.11-rc now? > >> > >> This patch only takes effect on 4.11-rc. > >> > >>> > >>> Quentin > >>> > >>>> -- > >>>> You received this message because you are subscribed to the Google > >>>> Groups "linux-sunxi" group. > >>>> To unsubscribe from this group and stop receiving emails from it, > send > >>>> an email to [email protected] > >>>> <mailto:[email protected] <javascript:>>. > >>>> For more options, visit https://groups.google.com/d/optout. > >>> > >>> -- > >>> Quentin Schulz, Free Electrons > >>> Embedded Linux and Kernel engineering > >>> http://free-electrons.com > >>> > >>> -- > >>> You received this message because you are subscribed to the Google > Groups "linux-sunxi" group. > >>> To unsubscribe from this group and stop receiving emails from it, send > an email to [email protected]. > >>> For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
