> -----Original Message-----
> From: Intel-gfx <[email protected]> On Behalf Of Jani
> Nikula
> Sent: Tuesday, 26 November 2024 12.12
> To: [email protected]
> Cc: Nikula, Jani <[email protected]>; Vivi, Rodrigo 
> <[email protected]>
> Subject: [PATCH 1/2] drm/i915/display: prefer DISPLAY_VER over GRAPHICS_VER
> in display s/r
> 
> Use display version checks for display scratch registers, not graphics 
> version. And
> for the older platforms it's the same thing anyway.
> 
> Cc: Rodrigo Vivi <[email protected]>
> Signed-off-by: Jani Nikula <[email protected]>

Looks ok to me.

Reviewed-by: Mika Kahola <[email protected]>

> ---
>  drivers/gpu/drm/i915/display/i9xx_display_sr.c | 16 ++++++++--------
>  1 file changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/i9xx_display_sr.c
> b/drivers/gpu/drm/i915/display/i9xx_display_sr.c
> index 4c78b7165831..e0e8044f9bcb 100644
> --- a/drivers/gpu/drm/i915/display/i9xx_display_sr.c
> +++ b/drivers/gpu/drm/i915/display/i9xx_display_sr.c
> @@ -16,14 +16,14 @@ static void i9xx_display_save_swf(struct
> drm_i915_private *i915)
>       int i;
> 
>       /* Scratch space */
> -     if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) {
> +     if (DISPLAY_VER(i915) == 2 && IS_MOBILE(i915)) {
>               for (i = 0; i < 7; i++) {
>                       display->restore.saveSWF0[i] = intel_de_read(display,
> SWF0(i915, i));
>                       display->restore.saveSWF1[i] = intel_de_read(display,
> SWF1(i915, i));
>               }
>               for (i = 0; i < 3; i++)
>                       display->restore.saveSWF3[i] = intel_de_read(display,
> SWF3(i915, i));
> -     } else if (GRAPHICS_VER(i915) == 2) {
> +     } else if (DISPLAY_VER(i915) == 2) {
>               for (i = 0; i < 7; i++)
>                       display->restore.saveSWF1[i] = intel_de_read(display,
> SWF1(i915, i));
>       } else if (HAS_GMCH(i915)) {
> @@ -42,14 +42,14 @@ static void i9xx_display_restore_swf(struct
> drm_i915_private *i915)
>       int i;
> 
>       /* Scratch space */
> -     if (GRAPHICS_VER(i915) == 2 && IS_MOBILE(i915)) {
> +     if (DISPLAY_VER(i915) == 2 && IS_MOBILE(i915)) {
>               for (i = 0; i < 7; i++) {
>                       intel_de_write(display, SWF0(i915, i), display-
> >restore.saveSWF0[i]);
>                       intel_de_write(display, SWF1(i915, i), display-
> >restore.saveSWF1[i]);
>               }
>               for (i = 0; i < 3; i++)
>                       intel_de_write(display, SWF3(i915, i), display-
> >restore.saveSWF3[i]);
> -     } else if (GRAPHICS_VER(i915) == 2) {
> +     } else if (DISPLAY_VER(i915) == 2) {
>               for (i = 0; i < 7; i++)
>                       intel_de_write(display, SWF1(i915, i), display-
> >restore.saveSWF1[i]);
>       } else if (HAS_GMCH(i915)) {
> @@ -71,10 +71,10 @@ void i9xx_display_sr_save(struct drm_i915_private *i915)
>               return;
> 
>       /* Display arbitration control */
> -     if (GRAPHICS_VER(i915) <= 4)
> +     if (DISPLAY_VER(i915) <= 4)
>               display->restore.saveDSPARB = intel_de_read(display,
> DSPARB(i915));
> 
> -     if (GRAPHICS_VER(i915) == 4)
> +     if (DISPLAY_VER(i915) == 4)
>               pci_read_config_word(pdev, GCDGMBUS, &display-
> >restore.saveGCDGMBUS);
> 
>       i9xx_display_save_swf(i915);
> @@ -90,10 +90,10 @@ void i9xx_display_sr_restore(struct drm_i915_private
> *i915)
> 
>       i9xx_display_restore_swf(i915);
> 
> -     if (GRAPHICS_VER(i915) == 4)
> +     if (DISPLAY_VER(i915) == 4)
>               pci_write_config_word(pdev, GCDGMBUS, display-
> >restore.saveGCDGMBUS);
> 
>       /* Display arbitration */
> -     if (GRAPHICS_VER(i915) <= 4)
> +     if (DISPLAY_VER(i915) <= 4)
>               intel_de_write(display, DSPARB(i915), display-
> >restore.saveDSPARB);  }
> --
> 2.39.5

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