[Intel-gfx] [PATCH 19/21] drm/i915/display: Add HAS_D12_PLANE_MINIMIZATION

[Srivatsa, Anusha]

> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces at lists.freedesktop.org> On Behalf Of
> Aditya Swarup
> Sent: Tuesday, November 17, 2020 10:50 AM
> To: intel-gfx at lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula at intel.com>; De Marchi, Lucas
> <lucas.demarchi at intel.com>
> Subject: [Intel-gfx] [PATCH 19/21] drm/i915/display: Add
> HAS_D12_PLANE_MINIMIZATION
> 
> From: José Roberto de Souza <jose.souza at intel.com>
> 
> - As RKL and ADL-S only have 5 planes, primary and 4 sprites and
>   the cursor plane, let's group the handling together under
>   HAS_D12_PLANE_MINIMIZATION.
> - Also use macro to select pipe irq fault error mask.
> 
> BSpec: 49251
> Cc: Lucas De Marchi <lucas.demarchi at intel.com>
> Cc: Jani Nikula <jani.nikula at intel.com>
> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> Cc: Imre Deak <imre.deak at intel.com>
> Cc: Matt Roper <matthew.d.roper at intel.com>
> Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
> Signed-off-by: Aditya Swarup <aditya.swarup at intel.com>

Reviewed-by: Anusha Srivatsa <anusha.srivatsa at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_sprite.c | 2 +-
>  drivers/gpu/drm/i915/i915_drv.h             | 3 +++
>  drivers/gpu/drm/i915/i915_irq.c             | 2 +-
>  drivers/gpu/drm/i915/intel_device_info.c    | 2 +-
>  4 files changed, 6 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c
> b/drivers/gpu/drm/i915/display/intel_sprite.c
> index 1e954e2928fe..f65fd937bc55 100644
> --- a/drivers/gpu/drm/i915/display/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/display/intel_sprite.c
> @@ -351,7 +351,7 @@ int intel_plane_check_src_coordinates(struct
> intel_plane_state *plane_state)
> 
>  static u8 icl_nv12_y_plane_mask(struct drm_i915_private *i915)  {
> -	if (IS_ROCKETLAKE(i915))
> +	if (HAS_D12_PLANE_MINIMIZATION(i915))
>  		return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3);
>  	else
>  		return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5); diff --git
> a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 817a5102b94f..f8d61785600d 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1770,6 +1770,9 @@ extern const struct i915_rev_steppings
> adls_revids[];  #define INTEL_DISPLAY_ENABLED(dev_priv) \
>  	(drm_WARN_ON(&(dev_priv)->drm, !HAS_DISPLAY(dev_priv)),
> !(dev_priv)->params.disable_display)
> 
> +#define HAS_D12_PLANE_MINIMIZATION(dev_priv)
> (IS_ROCKETLAKE(dev_priv) || \
> +					      IS_ALDERLAKE_S(dev_priv))
> +
>  static inline bool intel_vtd_active(void)  {  #ifdef CONFIG_INTEL_IOMMU
> diff --git a/drivers/gpu/drm/i915/i915_irq.c
> b/drivers/gpu/drm/i915/i915_irq.c index 758ed4f6c9f3..e39db39cd796
> 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -2246,7 +2246,7 @@ static u32 gen8_de_port_aux_mask(struct
> drm_i915_private *dev_priv)
> 
>  static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv)  {
> -	if (IS_ROCKETLAKE(dev_priv))
> +	if (HAS_D12_PLANE_MINIMIZATION(dev_priv))
>  		return RKL_DE_PIPE_IRQ_FAULT_ERRORS;
>  	else if (INTEL_GEN(dev_priv) >= 11)
>  		return GEN11_DE_PIPE_IRQ_FAULT_ERRORS; diff --git
> a/drivers/gpu/drm/i915/intel_device_info.c
> b/drivers/gpu/drm/i915/intel_device_info.c
> index 64a09954fd54..49d5dac34d51 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.c
> +++ b/drivers/gpu/drm/i915/intel_device_info.c
> @@ -409,7 +409,7 @@ void intel_device_info_runtime_init(struct
> drm_i915_private *dev_priv)
> 
>  	BUILD_BUG_ON(BITS_PER_TYPE(intel_engine_mask_t) <
> I915_NUM_ENGINES);
> 
> -	if (IS_ROCKETLAKE(dev_priv))
> +	if (HAS_D12_PLANE_MINIMIZATION(dev_priv))
>  		for_each_pipe(dev_priv, pipe)
>  			runtime->num_sprites[pipe] = 4;
>  	else if (INTEL_GEN(dev_priv) >= 11)
> --
> 2.27.0
> 
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