[Intel-gfx] [PATCH v3 5/5] drm/i915/display/mtl: Program latch to phy reset

Sripada, Radhakrishna radhakrishna.sripada at intel.com
Thu Mar 9 17:55:37 UTC 2023


Thank you for the Review. Pushed.

-Radhakrishna Sripada

> -----Original Message-----
> From: Andi Shyti <andi.shyti at linux.intel.com>
> Sent: Thursday, March 9, 2023 9:29 AM
> To: Sripada, Radhakrishna <radhakrishna.sripada at intel.com>
> Cc: intel-gfx at lists.freedesktop.org; Roper, Matthew D
> <matthew.d.roper at intel.com>
> Subject: Re: [Intel-gfx] [PATCH v3 5/5] drm/i915/display/mtl: Program latch to
> phy reset
> 
> Hi,
> 
> On Wed, Mar 01, 2023 at 12:10:53PM -0800, Radhakrishna Sripada wrote:
> > From: José Roberto de Souza <jose.souza at intel.com>
> >
> > Latch reset of phys during DC9 and when driver is unloaded to avoid
> > phy reset.
> >
> > Specification ask us to program it closer to the step that enables
> > DC9 in DC_STATE_EN but doing this way allow us to sanitize the phy
> > latch during driver load.
> >
> > BSpec: 49197
> > Reviewed-by: Matt Roper <matthew.d.roper at intel.com>
> > Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
> > Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada at intel.com>
> 
> Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>
> 
> Thanks,
> Andi


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