[Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-08 Thread Madhav Chauhan
As per BSEPC, if device ready bit is '0' in enable IO sequence then its a cold boot/reset scenario eg: S3/S4 resume. In these conditions we need to program certain registers and prepare port from the middle of DSI enable sequence otherwise feature like S3/S4 doesn't work. Signed-off-by: Madhav Cha

[Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-09 Thread Madhav Chauhan
As per BSEPC, if device ready bit is '0' in enable IO sequence then its a cold boot/reset scenario eg: S3/S4 resume. In these conditions we need to program certain registers and prepare port from the middle of DSI enable sequence otherwise feature like S3/S4 doesn't work. Signed-off-by: Madhav Cha

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-09 Thread Ville Syrjälä
On Tue, May 09, 2017 at 06:59:25PM +0530, Madhav Chauhan wrote: > As per BSEPC, if device ready bit is '0' in enable IO sequence > then its a cold boot/reset scenario eg: S3/S4 resume. In these > conditions we need to program certain registers and prepare port > from the middle of DSI enable sequen

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-15 Thread Jani Nikula
On Tue, 09 May 2017, Ville Syrjälä wrote: > On Tue, May 09, 2017 at 06:59:25PM +0530, Madhav Chauhan wrote: >> As per BSEPC, if device ready bit is '0' in enable IO sequence >> then its a cold boot/reset scenario eg: S3/S4 resume. In these >> conditions we need to program certain registers and pre

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-15 Thread Chauhan, Madhav
> -Original Message- > From: Nikula, Jani > Sent: Monday, May 15, 2017 9:19 PM > To: Ville Syrjälä ; Chauhan, Madhav > > Cc: intel-gfx@lists.freedesktop.org; Conselvan De Oliveira, Ander > ; Hiremath, Shashidhar > > Subject: Re: [Intel-gfx] [PATCH 2/2] drm/i91

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-24 Thread Jani Nikula
r >> ; Hiremath, Shashidhar >> >> Subject: Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK >> DSI >> >> On Tue, 09 May 2017, Ville Syrjälä wrote: >> > On Tue, May 09, 2017 at 06:59:25PM +0530, Madhav Chauhan wrote: >> >> As p

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-24 Thread Chauhan, Madhav
t;> > >> Cc: intel-gfx@lists.freedesktop.org; Conselvan De Oliveira, Ander > >> ; Hiremath, Shashidhar > >> > >> Subject: Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot > >> for GLK DSI > >> > >> On Tue, 09 May 201

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-30 Thread Jani Nikula
r >> ; Hiremath, Shashidhar >> >> Subject: RE: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK >> DSI >> >> On Mon, 15 May 2017, "Chauhan, Madhav" >> wrote: >> >> -Original Message- >> >> From:

Re: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI

2017-05-30 Thread Chauhan, Madhav
t;> > >> Cc: intel-gfx@lists.freedesktop.org; Conselvan De Oliveira, Ander > >> ; Hiremath, Shashidhar > >> > >> Subject: RE: [Intel-gfx] [PATCH 2/2] drm/i915/glk: Enable cold boot > >> for GLK DSI > >> > >> On Mon, 15 May 2017