Commit 37aa19fa authored by Matthew Brost's avatar Matthew Brost
Browse files

drm/xe: Add ring address to LRC snapshot 



The ring is currently in LRC BO but this may change going forward.
Include the ring address in the snapshot protecting again any future
changes.

v2:
 - s/ring_desc/ring_addr (Jonathan)

Signed-off-by: default avatarMatthew Brost <matthew.brost@intel.com>
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: default avatarJonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241114022522.1951351-3-matthew.brost@intel.com
parent 10304796

drivers/gpu/drm/xe/xe_lrc.c

+3 −0
Original line number Diff line number Diff line
@@ -1636,6 +1636,7 @@ struct xe_lrc_snapshot *xe_lrc_snapshot_capture(struct xe_lrc *lrc) 
		xe_vm_get(lrc->bo->vm);



	snapshot->context_desc = xe_lrc_ggtt_addr(lrc);

	snapshot->ring_addr = __xe_lrc_ring_ggtt_addr(lrc);

	snapshot->indirect_context_desc = xe_lrc_indirect_ring_ggtt_addr(lrc);

	snapshot->head = xe_lrc_ring_head(lrc);

	snapshot->tail.internal = lrc->ring.tail;
@@ -1693,6 +1694,8 @@ void xe_lrc_snapshot_print(struct xe_lrc_snapshot *snapshot, struct drm_printer 
		return;



	drm_printf(p, "\tHW Context Desc: 0x%08x\n", snapshot->context_desc);

	drm_printf(p, "\tHW Ring address: 0x%08x\n",

		   snapshot->ring_addr);

	drm_printf(p, "\tHW Indirect Ring State: 0x%08x\n",

		   snapshot->indirect_context_desc);

	drm_printf(p, "\tLRC Head: (memory) %u\n", snapshot->head);

drivers/gpu/drm/xe/xe_lrc.h

+1 −0
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ struct xe_lrc_snapshot { 
	unsigned long lrc_size, lrc_offset;



	u32 context_desc;

	u32 ring_addr;

	u32 indirect_context_desc;

	u32 head;

	struct {