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-rw-r--r--drivers/gpu/drm/xe/instructions/xe_mi_commands.h4
-rw-r--r--drivers/gpu/drm/xe/xe_lrc.c2
-rw-r--r--drivers/gpu/drm/xe/xe_ring_ops.c7
3 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/xe/instructions/xe_mi_commands.h b/drivers/gpu/drm/xe/instructions/xe_mi_commands.h
index 167fb0f742de..5a47991b4b81 100644
--- a/drivers/gpu/drm/xe/instructions/xe_mi_commands.h
+++ b/drivers/gpu/drm/xe/instructions/xe_mi_commands.h
@@ -47,6 +47,10 @@
#define MI_LRI_FORCE_POSTED REG_BIT(12)
#define MI_LRI_LEN(x) (((x) & 0xff) + 1)
+#define MI_STORE_REGISTER_MEM (__MI_INSTR(0x24) | XE_INSTR_NUM_DW(4))
+#define MI_SRM_USE_GGTT REG_BIT(22)
+#define MI_SRM_ADD_CS_OFFSET REG_BIT(19)
+
#define MI_FLUSH_DW __MI_INSTR(0x26)
#define MI_FLUSH_DW_PROTECTED_MEM_EN REG_BIT(22)
#define MI_FLUSH_DW_STORE_INDEX REG_BIT(21)
diff --git a/drivers/gpu/drm/xe/xe_lrc.c b/drivers/gpu/drm/xe/xe_lrc.c
index df3ceddede07..48e8fd85eabe 100644
--- a/drivers/gpu/drm/xe/xe_lrc.c
+++ b/drivers/gpu/drm/xe/xe_lrc.c
@@ -684,7 +684,7 @@ static inline u32 __xe_lrc_start_seqno_offset(struct xe_lrc *lrc)
static u32 __xe_lrc_ctx_job_timestamp_offset(struct xe_lrc *lrc)
{
- /* The start seqno is stored in the driver-defined portion of PPHWSP */
+ /* This is stored in the driver-defined portion of PPHWSP */
return xe_lrc_pphwsp_offset(lrc) + LRC_CTX_JOB_TIMESTAMP_OFFSET;
}
diff --git a/drivers/gpu/drm/xe/xe_ring_ops.c b/drivers/gpu/drm/xe/xe_ring_ops.c
index a7582b097ae6..bc1689db4cd7 100644
--- a/drivers/gpu/drm/xe/xe_ring_ops.c
+++ b/drivers/gpu/drm/xe/xe_ring_ops.c
@@ -234,13 +234,10 @@ static u32 get_ppgtt_flag(struct xe_sched_job *job)
static int emit_copy_timestamp(struct xe_lrc *lrc, u32 *dw, int i)
{
- dw[i++] = MI_COPY_MEM_MEM | MI_COPY_MEM_MEM_SRC_GGTT |
- MI_COPY_MEM_MEM_DST_GGTT;
+ dw[i++] = MI_STORE_REGISTER_MEM | MI_SRM_USE_GGTT | MI_SRM_ADD_CS_OFFSET;
+ dw[i++] = RING_CTX_TIMESTAMP(0).addr;
dw[i++] = xe_lrc_ctx_job_timestamp_ggtt_addr(lrc);
dw[i++] = 0;
- dw[i++] = xe_lrc_ctx_timestamp_ggtt_addr(lrc);
- dw[i++] = 0;
- dw[i++] = MI_NOOP;
return i;
}