Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-09-02 Thread Runyan, Arthur J
ember 02, 2014 5:27 PM To: Runyan, Arthur J; Daniel Vetter Cc: Jani Nikula; Ville Syrjälä; Intel-gfx@lists.freedesktop.org Subject: Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert On 08/27/2014 01:54 PM, Runyan, Arthur J wrote: > :-) We pulled most of th

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-09-02 Thread Clint Taylor
Intel-gfx@lists.freedesktop.org Subject: Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert On Fri, Aug 22, 2014 at 05:12:25PM +, Runyan, Arthur J wrote: I'll check it out. I haven't heard any complaint about this before, but it may be one of those thin

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-27 Thread Runyan, Arthur J
On Behalf Of Daniel Vetter Sent: Tuesday, August 26, 2014 2:52 AM To: Runyan, Arthur J Cc: Jani Nikula; Taylor, Clinton A; Ville Syrjälä; Intel-gfx@lists.freedesktop.org Subject: Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert On Fri, Aug 22, 2014 at 05:12:25PM +

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-26 Thread Daniel Vetter
To: Taylor, Clinton A; Ville Syrjälä; Runyan, Arthur J > Cc: Intel-gfx@lists.freedesktop.org > Subject: Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL > Enable assert > > > +Art > > On Thu, 21 Aug 2014, Clint Taylor wrote: > > There is also

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-22 Thread Runyan, Arthur J
r, Clinton A; Ville Syrjälä; Runyan, Arthur J Cc: Intel-gfx@lists.freedesktop.org Subject: Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert +Art On Thu, 21 Aug 2014, Clint Taylor wrote: > There is also a need to add this delay when turning off the PWM

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-22 Thread Jani Nikula
+Art On Thu, 21 Aug 2014, Clint Taylor wrote: > There is also a need to add this delay when turning off the PWM enable > bit through intel_panel_disable_backlight(). If the PWM enable bit is > turned off while the PWM signal is high then the signal remains high. If > the bit is turned off whe

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-22 Thread Ville Syrjälä
On Thu, Aug 21, 2014 at 10:23:43AM -0700, Clint Taylor wrote: > On 08/20/2014 04:23 AM, Ville Syrjälä wrote: > > On Mon, Aug 18, 2014 at 01:48:35PM -0700, clinton.a.tay...@intel.com wrote: > >> From: Clint Taylor > >> > >> Backlight on delay uses PWM enable time to seperate PWM to > >> backlight e

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-21 Thread Clint Taylor
On 08/20/2014 04:23 AM, Ville Syrjälä wrote: On Mon, Aug 18, 2014 at 01:48:35PM -0700, clinton.a.tay...@intel.com wrote: From: Clint Taylor Backlight on delay uses PWM enable time to seperate PWM to backlight enable assert. Previous time difference used timing from VDD enable which occur sever

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-20 Thread Ville Syrjälä
On Mon, Aug 18, 2014 at 01:48:35PM -0700, clinton.a.tay...@intel.com wrote: > From: Clint Taylor > > Backlight on delay uses PWM enable time to seperate PWM to > backlight enable assert. Previous time difference used timing > from VDD enable which occur several seconds before resulting > in PWM s

[Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-18 Thread clinton . a . taylor
From: Clint Taylor Backlight on delay uses PWM enable time to seperate PWM to backlight enable assert. Previous time difference used timing from VDD enable which occur several seconds before resulting in PWM starting 5ms after backlight enable. Changes to backlight duty cycle take affect at the

Re: [Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-15 Thread Jani Nikula
On Fri, 15 Aug 2014, clinton.a.tay...@intel.com wrote: > From: Clint Taylor > > Backlight on delay uses PWM enable time to seperate PWM to > backlight enable assert. Previous time difference used timing > from VDD enable which occur several seconds before resulting > in PWM starting 5ms after back

[Intel-gfx] [PATCH] drm/i915/dp: Backlight PWM enable before BL Enable assert

2014-08-14 Thread clinton . a . taylor
From: Clint Taylor Backlight on delay uses PWM enable time to seperate PWM to backlight enable assert. Previous time difference used timing from VDD enable which occur several seconds before resulting in PWM starting 5ms after backlight enable. Changes to backlight duty cycle take affect at the