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drm/xe/multi_queue: Use QUEUE_TIMESTAMP as job timestamp for multi-queue

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Each queue in a multi queue group has a dedicated timestamp counter. Use
this QUEUE TIMESTAMP register to capture the start timestamp for the
job.

Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20260507162016.3888309-23-umesh.nerlige.ramappa@intel.com
This commit is contained in:
Umesh Nerlige Ramappa 2026-05-07 09:20:27 -07:00
parent 1f30396de0
commit 1445cb708e
1 changed files with 6 additions and 2 deletions
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8
drivers/gpu/drm/xe/xe_ring_ops.c
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@ -269,8 +269,12 @@ static u32 get_ppgtt_flag(struct xe_sched_job *job)
static int emit_copy_timestamp(struct xe_device *xe, struct xe_lrc *lrc,
u32 *dw, int i)
{
const struct xe_reg reg = xe_lrc_is_multi_queue(lrc) ?
RING_QUEUE_TIMESTAMP(0) :
RING_CTX_TIMESTAMP(0);
dw[i++] = MI_STORE_REGISTER_MEM | MI_SRM_USE_GGTT | MI_SRM_ADD_CS_OFFSET;
dw[i++] = RING_CTX_TIMESTAMP(0).addr;
dw[i++] = reg.addr;
dw[i++] = xe_lrc_ctx_job_timestamp_ggtt_addr(lrc);
dw[i++] = 0;
@ -281,7 +285,7 @@ static int emit_copy_timestamp(struct xe_device *xe, struct xe_lrc *lrc,
if (IS_SRIOV_VF(xe)) {
dw[i++] = MI_STORE_REGISTER_MEM | MI_SRM_USE_GGTT |
MI_SRM_ADD_CS_OFFSET;
dw[i++] = RING_CTX_TIMESTAMP(0).addr;
dw[i++] = reg.addr;
dw[i++] = xe_lrc_ctx_timestamp_ggtt_addr(lrc);
dw[i++] = 0;
}