> -Original Message-
> From: Ville Syrjälä
> Sent: Friday, May 26, 2023 7:18 PM
> To: Shankar, Uma
> Cc: intel-gfx@lists.freedesktop.org; dri-de...@lists.freedesktop.org
> Subject: Re: [PATCH v2 3/7] drm/i915: Fix CHV CGM CSC coefficient sign
> handling
>
> On Thu, May 25, 2023 at 08:
On Thu, May 25, 2023 at 08:55:08PM +, Shankar, Uma wrote:
>
>
> > -Original Message-
> > From: dri-devel On Behalf Of
> > Ville Syrjala
> > Sent: Thursday, April 13, 2023 10:19 PM
> > To: intel-gfx@lists.freedesktop.org
> > Cc: dri-de...@lists.freedesktop.org
> > Subject: [PATCH v2
> -Original Message-
> From: Shankar, Uma
> Sent: Friday, May 26, 2023 2:25 AM
> To: Ville Syrjala ;
> intel-gfx@lists.freedesktop.org
> Cc: dri-de...@lists.freedesktop.org
> Subject: RE: [PATCH v2 3/7] drm/i915: Fix CHV CGM CSC coefficient sign
> handling
>
>
>
> > -Original Mes
> -Original Message-
> From: dri-devel On Behalf Of Ville
> Syrjala
> Sent: Thursday, April 13, 2023 10:19 PM
> To: intel-gfx@lists.freedesktop.org
> Cc: dri-de...@lists.freedesktop.org
> Subject: [PATCH v2 3/7] drm/i915: Fix CHV CGM CSC coefficient sign handling
>
> From: Ville Syrjäl
From: Ville Syrjälä
The CHV CGM CSC coefficients are in s4.12 two's complement
format. Fix the CTM->CGM conversion to handle that correctly
instead of pretending that the hw coefficients are also
in some sign-magnitude format.
Signed-off-by: Ville Syrjälä
---
drivers/gpu/drm/i915/display/intel