[Intel-gfx] [RFC 4/7] drm/i915/guc: Add GuC's error state capture output structures.

[Alan Previn]

Add GuC's error capture output structures and definitions as how
they would appear in GuC log buffer's error capture subregion after
an error state capture G2H event notification.

Signed-off-by: Alan Previn <alan.previn.teres.alexis at intel.com>
---
 .../gpu/drm/i915/gt/uc/intel_guc_capture.h    | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.h
index df420f0f49b3..b2454b6cd778 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_capture.h
@@ -29,6 +29,41 @@ struct __guc_mmio_reg_descr_group {
 	struct __guc_mmio_reg_descr * ext;
 };
 
+struct intel_guc_capture_out_data_header {
+	u32 reserved1;
+	u32 info;
+		#define GUC_CAPTURE_DATAHDR_SRC_TYPE GENMASK(3, 0) /* as per enum guc_capture_type */
+		#define GUC_CAPTURE_DATAHDR_SRC_CLASS GENMASK(7, 4) /* as per GUC_MAX_ENGINE_CLASSES */
+		#define GUC_CAPTURE_DATAHDR_SRC_INSTANCE GENMASK(11, 8)
+	u32 lrca; /* if type-instance, LRCA (address) that hung, else set to ~0 */
+	u32 guc_ctx_id; /* if type-instance, context index of hung context, else set to ~0 */
+	u32 num_mmios;
+		#define GUC_CAPTURE_DATAHDR_NUM_MMIOS GENMASK(9, 0)
+};
+
+struct intel_guc_capture_out_data {
+	struct intel_guc_capture_out_data_header capture_header;
+	struct guc_mmio_reg capture_list[0];
+};
+
+enum guc_capture_group_types {
+	GUC_STATE_CAPTURE_GROUP_TYPE_FULL,
+	GUC_STATE_CAPTURE_GROUP_TYPE_PARTIAL,
+	GUC_STATE_CAPTURE_GROUP_TYPE_MAX,
+};
+
+struct intel_guc_capture_out_group_header {
+	u32 reserved1;
+	u32 info;
+		#define GUC_CAPTURE_GRPHDR_SRC_NUMCAPTURES GENMASK(7, 0)
+		#define GUC_CAPTURE_GRPHDR_SRC_CAPTURE_TYPE GENMASK(15, 8)
+};
+
+struct intel_guc_capture_out_group {
+	struct intel_guc_capture_out_group_header group_header;
+	struct intel_guc_capture_out_data group_lists[0];
+};
+
 struct intel_guc_state_capture {
 	struct __guc_mmio_reg_descr_group *reglists;
 	u16 num_instance_regs[GUC_CAPTURE_LIST_INDEX_MAX][GUC_MAX_ENGINE_CLASSES];
-- 
2.25.1