[Intel-gfx] [PATCH v2 8/9] drm/i915/xehpsdv: Store lmem region in gt

Anshuman Gupta anshuman.gupta at intel.com
Thu Jun 16 12:01:05 UTC 2022


From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Store a pointer to respective local memory region in intel_gt so it can be
used when memory local to a GT needs to be allocated.

Cc: Andi Shyti <andi.shyti at intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_gt.c       | 1 +
 drivers/gpu/drm/i915/gt/intel_gt_types.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
index f33290358c51..7a535f670ae1 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -91,6 +91,7 @@ static int intel_gt_probe_lmem(struct intel_gt *gt)
 	GEM_BUG_ON(!HAS_REGION(i915, id));
 	GEM_BUG_ON(i915->mm.regions[id]);
 	i915->mm.regions[id] = mem;
+	gt->lmem = mem;
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_types.h b/drivers/gpu/drm/i915/gt/intel_gt_types.h
index df708802889d..cd7744eaaeaa 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_types.h
@@ -23,6 +23,7 @@
 #include "intel_gt_buffer_pool_types.h"
 #include "intel_hwconfig.h"
 #include "intel_llc_types.h"
+#include "intel_memory_region.h"
 #include "intel_reset_types.h"
 #include "intel_rc6_types.h"
 #include "intel_rps_types.h"
@@ -202,6 +203,8 @@ struct intel_gt {
 	 */
 	phys_addr_t phys_addr;
 
+	struct intel_memory_region *lmem;
+
 	struct intel_gt_info {
 		unsigned int id;
 
-- 
2.26.2



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