[Intel-xe] [RFC 3/5] drm/xe/uapi: Replace useless 'instance' per unique gt_id.

[Rodrigo Vivi <rodrigo.vivi@intel.com>]

Let's have a single GT ID per GT within the PCI Device Card.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
---
 drivers/gpu/drm/xe/xe_gt_types.h | 2 +-
 drivers/gpu/drm/xe/xe_pci.c      | 4 ----
 drivers/gpu/drm/xe/xe_query.c    | 2 +-
 include/uapi/drm/xe_drm.h        | 4 ++--
 4 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_gt_types.h b/drivers/gpu/drm/xe/xe_gt_types.h
index d4310be3e1e7..d3f2793684e2 100644
--- a/drivers/gpu/drm/xe/xe_gt_types.h
+++ b/drivers/gpu/drm/xe/xe_gt_types.h
@@ -105,7 +105,7 @@ struct xe_gt {
 	struct {
 		/** @type: type of GT */
 		enum xe_gt_type type;
-		/** @id: id of GT */
+		/** @id: Unique ID of this GT within the PCI Device */
 		u8 id;
 		/** @clock_freq: clock frequency */
 		u32 clock_freq;
diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c
index 24b16863bf3d..91c71d7fa551 100644
--- a/drivers/gpu/drm/xe/xe_pci.c
+++ b/drivers/gpu/drm/xe/xe_pci.c
@@ -599,10 +599,6 @@ static int xe_info_init(struct xe_device *xe,
 			return PTR_ERR(tile->primary_gt);
 
 		gt = tile->primary_gt;
-		/*
-		 * FIXME: GT numbering scheme may change depending on UAPI
-		 * decisions.
-		 */
 		gt->info.id = xe->info.gt_count++;
 		gt->info.type = XE_GT_TYPE_MAIN;
 		gt->info.__engine_mask = graphics_desc->hw_engine_mask;
diff --git a/drivers/gpu/drm/xe/xe_query.c b/drivers/gpu/drm/xe/xe_query.c
index a951205100fe..280274b7a507 100644
--- a/drivers/gpu/drm/xe/xe_query.c
+++ b/drivers/gpu/drm/xe/xe_query.c
@@ -239,7 +239,7 @@ static int query_gts(struct xe_device *xe, struct drm_xe_device_query *query)
 			gts->gts[id].type = XE_QUERY_GT_TYPE_REMOTE;
 		else
 			gts->gts[id].type = XE_QUERY_GT_TYPE_MAIN;
-		gts->gts[id].instance = id;
+		gts->gts[id].gt_id = gt->info.id;
 		gts->gts[id].clock_freq = gt->info.clock_freq;
 		if (!IS_DGFX(xe))
 			gts->gts[id].native_mem_regions = 0x1;
diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h
index 4bcee709bef9..d95111944c45 100644
--- a/include/uapi/drm/xe_drm.h
+++ b/include/uapi/drm/xe_drm.h
@@ -276,8 +276,8 @@ struct drm_xe_query_gt {
 #define XE_QUERY_GT_TYPE_MEDIA		2
 	/** @type: GT type: Main, Remote, or Media */
 	__u16 type;
-	/** @instance: Instance of this GT in the GT list */
-	__u16 instance;
+	/** @gt_id: Unique ID of this GT within the PCI Device */
+	__u16 gt_id;
 	/** @clock_freq: A clock frequency for timestamp */
 	__u32 clock_freq;
 	/** @features: Reserved for future information about GT features */
-- 
2.41.0