Re: [PATCH] backlight: Turn backlight on/off when necessary

2013-05-30 Thread Jean-Christophe PLAGNIOL-VILLARD
On 10:31 Fri 31 May , Liu Ying wrote: >2013/5/30 Jean-Christophe PLAGNIOL-VILLARD > > On 16:13 Thu 30 May , Liu Ying wrote: > > We don't have to turn backlight on/off everytime a blanking > > or unblanking event comes because the backlight status may have > > alrea

Re: [PATCH] backlight: Turn backlight on/off when necessary

2013-05-30 Thread Jean-Christophe PLAGNIOL-VILLARD
On 16:13 Thu 30 May , Liu Ying wrote: > We don't have to turn backlight on/off everytime a blanking > or unblanking event comes because the backlight status may have > already been what we want. Another thought is that one backlight > device may be shared by multiple framebuffers. We don't hope

[PATCH] backlight: Turn backlight on/off when necessary

2013-05-30 Thread Liu Ying
We don't have to turn backlight on/off everytime a blanking or unblanking event comes because the backlight status may have already been what we want. Another thought is that one backlight device may be shared by multiple framebuffers. We don't hope that blanking one of the framebuffers would turn