drm/xe/gsc: add has_heci_gscfi indication to device

Mark support of MEI-GSC interaction per device.
Add has_heci_gscfi indication to xe_device and xe_pci structures.
Mark DG1 and DG2 devices as supported.
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Vitaly Lubart <vitaly.lubart@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_device_types.h

@@ -29,6 +29,7 @@ struct xe_pat_ops;
 #define GRAPHICS_VERx100(xe) ((xe)->info.graphics_verx100)
 #define MEDIA_VERx100(xe) ((xe)->info.media_verx100)
 #define IS_DGFX(xe) ((xe)->info.is_dgfx)
+#define HAS_HECI_GSCFI(xe) ((xe)->info.has_heci_gscfi)
 
 #define XE_VRAM_FLAGS_NEED64K		BIT(0)
 
@@ -249,6 +250,8 @@ struct xe_device {
 		u8 bypass_mtcfg:1;
 		/** @supports_mmio_ext: supports MMIO extension/s */
 		u8 supports_mmio_ext:1;
+		/** @has_heci_gscfi: device has heci gscfi */
+		u8 has_heci_gscfi:1;
 	} info;
 
 	/** @irq: device interrupt state */

drivers/gpu/drm/xe/xe_pci.c

@@ -55,6 +55,8 @@ struct xe_device_desc {
 
 	u8 require_force_probe:1;
 	u8 is_dgfx:1;
+	u8 has_heci_gscfi:1;
+
 	u8 has_llc:1;
 	u8 bypass_mtcfg:1;
 	u8 supports_mmio_ext:1;
@@ -260,6 +262,7 @@ static const struct xe_device_desc dg1_desc = {
 	DGFX_FEATURES,
 	PLATFORM(XE_DG1),
 	.require_force_probe = true,
+	.has_heci_gscfi = 1,
 };
 
 static const u16 dg2_g10_ids[] = { XE_DG2_G10_IDS(NOP), XE_ATS_M150_IDS(NOP), 0 };
@@ -269,6 +272,7 @@ static const u16 dg2_g12_ids[] = { XE_DG2_G12_IDS(NOP), 0 };
 #define DG2_FEATURES \
 	DGFX_FEATURES, \
 	PLATFORM(XE_DG2), \
+	.has_heci_gscfi = 1, \
 	.subplatforms = (const struct xe_subplatform_desc[]) { \
 		{ XE_SUBPLATFORM_DG2_G10, "G10", dg2_g10_ids }, \
 		{ XE_SUBPLATFORM_DG2_G11, "G11", dg2_g11_ids }, \
@@ -552,6 +556,7 @@ static int xe_info_init(struct xe_device *xe,
 		return -ENODEV;
 
 	xe->info.is_dgfx = desc->is_dgfx;
+	xe->info.has_heci_gscfi = desc->has_heci_gscfi;
 	xe->info.graphics_name = graphics_desc->name;
 	xe->info.media_name = media_desc ? media_desc->name : "none";
 	xe->info.has_llc = desc->has_llc;
@@ -684,7 +689,7 @@ static int xe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (err)
 		goto err_pci_disable;
 
-	drm_dbg(&xe->drm, "%s %s %04x:%04x dgfx:%d gfx:%s (%d.%02d) media:%s (%d.%02d) dma_m_s:%d tc:%d",
+	drm_dbg(&xe->drm, "%s %s %04x:%04x dgfx:%d gfx:%s (%d.%02d) media:%s (%d.%02d) dma_m_s:%d tc:%d gscfi:%d",
 		desc->platform_name,
 		subplatform_desc ? subplatform_desc->name : "",
 		xe->info.devid, xe->info.revid,
@@ -695,7 +700,8 @@ static int xe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		xe->info.media_name,
 		xe->info.media_verx100 / 100,
 		xe->info.media_verx100 % 100,
-		xe->info.dma_mask_size, xe->info.tile_count);
+		xe->info.dma_mask_size, xe->info.tile_count,
+		xe->info.has_heci_gscfi);
 
 	drm_dbg(&xe->drm, "Stepping = (G:%s, M:%s, D:%s, B:%s)\n",
 		xe_step_name(xe->info.step.graphics),