[Intel-gfx] [PATCH 1/4] drm/i915: Add has_64k_pages flag

[Ramalingam C <ramalingam.c@intel.com>]

From: Stuart Summers <stuart.summers@intel.com>

Add a new platform flag, has_64k_pages, for platforms supporting
base page sizes of 64k.

Signed-off-by: Stuart Summers <stuart.summers@intel.com>
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h          | 2 ++
 drivers/gpu/drm/i915/i915_pci.c          | 2 ++
 drivers/gpu/drm/i915/intel_device_info.h | 1 +
 3 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 85bb8d3107f0..6132163e1cb3 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1528,6 +1528,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 #define HAS_MSLICES(dev_priv) \
 	(INTEL_INFO(dev_priv)->has_mslices)
 
+#define HAS_64K_PAGES(dev_priv) (INTEL_INFO(dev_priv)->has_64k_pages)
+
 #define HAS_IPC(dev_priv)		 (INTEL_INFO(dev_priv)->display.has_ipc)
 
 #define HAS_REGION(i915, i) (INTEL_INFO(i915)->memory_regions & (i))
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 6aaa7c644c9b..634282edadb7 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -1029,6 +1029,7 @@ static const struct intel_device_info xehpsdv_info = {
 	DGFX_FEATURES,
 	PLATFORM(INTEL_XEHPSDV),
 	.display = { },
+	.has_64k_pages = 1,
 	.pipe_mask = 0,
 	.platform_engine_mask =
 		BIT(RCS0) | BIT(BCS0) |
@@ -1047,6 +1048,7 @@ static const struct intel_device_info dg2_info = {
 	.graphics.rel = 55,
 	.media.rel = 55,
 	PLATFORM(INTEL_DG2),
+	.has_64k_pages = 1,
 	.platform_engine_mask =
 		BIT(RCS0) | BIT(BCS0) |
 		BIT(VECS0) | BIT(VECS1) |
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index 669f0d26c3c3..f38ac5bd837b 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -123,6 +123,7 @@ enum intel_ppgtt_type {
 	func(is_dgfx); \
 	/* Keep has_* in alphabetical order */ \
 	func(has_64bit_reloc); \
+	func(has_64k_pages); \
 	func(gpu_reset_clobbers_display); \
 	func(has_reset_engine); \
 	func(has_global_mocs); \
-- 
2.20.1