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drm/xe: Add ring address to LRC snapshot

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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: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241114022522.1951351-3-matthew.brost@intel.com
This commit is contained in:
Matthew Brost 2024-11-13 18:25:17 -08:00
parent 1030479691
commit 37aa19fa72
2 changed files with 4 additions and 0 deletions
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3
drivers/gpu/drm/xe/xe_lrc.c
View File

@ -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);

1
drivers/gpu/drm/xe/xe_lrc.h
View File

@ -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 {