[Intel-gfx] [PATCH 04/18] drm/i915/display13: Define plane capabilities

[Lucas De Marchi]

On Thu, Jan 28, 2021 at 11:23:59AM -0800, Matt Roper wrote:
>Display13's plane support is identical to RKL --- 5 universal + 1 cursor
>with NV12 UV support on planes 1-3 and NV12 Y support on planes 4-5.
>
>Bspec: 53657
>Bspec: 49251
>Cc: Lucas De Marchi <lucas.demarchi at intel.com>
>Signed-off-by: Matt Roper <matthew.d.roper at intel.com>
>---
> drivers/gpu/drm/i915/display/intel_sprite.c | 16 ++++++++++++----
> drivers/gpu/drm/i915/i915_irq.c             |  2 +-
> drivers/gpu/drm/i915/intel_device_info.c    |  2 +-
> 3 files changed, 14 insertions(+), 6 deletions(-)
>
>diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c
>index ec931a08ff28..81bb5eb1cd15 100644
>--- a/drivers/gpu/drm/i915/display/intel_sprite.c
>+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
>@@ -382,7 +382,7 @@ 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 (HAS_D12_PLANE_MINIMIZATION(i915))
>+	if (HAS_DISPLAY13(i915) || HAS_D12_PLANE_MINIMIZATION(i915))
> 		return BIT(PLANE_SPRITE2) | BIT(PLANE_SPRITE3);
> 	else
> 		return BIT(PLANE_SPRITE4) | BIT(PLANE_SPRITE5);
>@@ -2322,6 +2322,11 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state,
> 	}
>
> 	if (drm_rotation_90_or_270(rotation)) {
>+		if (HAS_DISPLAY13(dev_priv)) {
>+			DRM_DEBUG_KMS("90/270 rotation not supported on this platform\n");
>+			return -EINVAL;
>+		}
>+

these are already forbidden in skl_universal_plane_create(), I don't
think we need the additional check here, do we?

with that removed or explained

Reviewed-by: Lucas De Marchi <lucas.demarchi at intel.com>

Lucas De Marchi

> 		if (fb->modifier != I915_FORMAT_MOD_Y_TILED &&
> 		    fb->modifier != I915_FORMAT_MOD_Yf_TILED) {
> 			drm_dbg_kms(&dev_priv->drm,
>@@ -3338,9 +3343,12 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv,
> 	if (ret)
> 		goto fail;
>
>-	supported_rotations =
>-		DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_90 |
>-		DRM_MODE_ROTATE_180 | DRM_MODE_ROTATE_270;
>+	if (HAS_DISPLAY13(dev_priv))
>+		supported_rotations = DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_180;
>+	else
>+		supported_rotations =
>+			DRM_MODE_ROTATE_0 | DRM_MODE_ROTATE_90 |
>+			DRM_MODE_ROTATE_180 | DRM_MODE_ROTATE_270;
>
> 	if (INTEL_GEN(dev_priv) >= 10)
> 		supported_rotations |= DRM_MODE_REFLECT_X;
>diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
>index 407b42706a14..bb4fad71c429 100644
>--- a/drivers/gpu/drm/i915/i915_irq.c
>+++ b/drivers/gpu/drm/i915/i915_irq.c
>@@ -2290,7 +2290,7 @@ 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 (HAS_D12_PLANE_MINIMIZATION(dev_priv))
>+	if (HAS_DISPLAY13(dev_priv) || 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 92ad3e7d1f6f..200d4eceaa4e 100644
>--- a/drivers/gpu/drm/i915/intel_device_info.c
>+++ b/drivers/gpu/drm/i915/intel_device_info.c
>@@ -265,7 +265,7 @@ 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 (HAS_D12_PLANE_MINIMIZATION(dev_priv))
>+	if (HAS_DISPLAY13(dev_priv) || HAS_D12_PLANE_MINIMIZATION(dev_priv))
> 		for_each_pipe(dev_priv, pipe)
> 			runtime->num_sprites[pipe] = 4;
> 	else if (INTEL_GEN(dev_priv) >= 11)
>-- 
>2.25.4
>
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