[PATCH 01/18] drm/i915/display13: add Display13 characteristics

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Let's start preparing for upcoming platforms that will use a Display13
design.

Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_drv.h          |  1 +
 drivers/gpu/drm/i915/i915_pci.c          | 11 +++++++++++
 drivers/gpu/drm/i915/intel_device_info.h |  2 ++
 3 files changed, 14 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9713ab963122..1c0fdbf800ac 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1778,6 +1778,7 @@ tgl_stepping_get(struct drm_i915_private *dev_priv)
 #define INTEL_NUM_PIPES(dev_priv) (hweight8(INTEL_INFO(dev_priv)->pipe_mask))
 
 #define HAS_DISPLAY(dev_priv) (INTEL_INFO(dev_priv)->pipe_mask != 0)
+#define HAS_DISPLAY13(dev_priv) (INTEL_INFO(dev_priv)->has_display13)
 
 #define HAS_VRR(i915)	(INTEL_GEN(i915) >= 12)
 
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 6cff7cf0f17b..e5e10484bf8d 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -936,6 +936,17 @@ static const struct intel_device_info adl_s_info = {
 	.dma_mask_size = 46,
 };
 
+#define DISPLAY13_FEATURES \
+	.has_display13 = 1,						\
+	.display.has_psr_hw_tracking = 0,				\
+	.abox_mask = GENMASK(1, 0),					\
+	.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C) | BIT(PIPE_D), \
+	.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) |	\
+		BIT(TRANSCODER_C) | BIT(TRANSCODER_D),			\
+	.ddb_size = 4096,						\
+	.mbus_size = 2048,						\
+	.num_supported_dbuf_slices = 4,
+
 #undef GEN
 #undef PLATFORM
 
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index e6ca1023ffcf..ba44c2c10ad8 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -116,6 +116,7 @@ enum intel_ppgtt_type {
 	func(is_dgfx); \
 	/* Keep has_* in alphabetical order */ \
 	func(has_64bit_reloc); \
+	func(has_display13); \
 	func(gpu_reset_clobbers_display); \
 	func(has_reset_engine); \
 	func(has_fpga_dbg); \
@@ -193,6 +194,7 @@ struct intel_device_info {
 	} display;
 
 	u16 ddb_size; /* in blocks */
+	u16 mbus_size; /* total ddb size on one mbus */
 	u8 num_supported_dbuf_slices; /* number of DBuf slices */
 
 	/* Register offsets for the various display pipes and transcoders */
-- 
2.25.4

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