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path: root/drivers/gpu/drm/xe/xe_ring_ops.c
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Diffstat (limited to 'drivers/gpu/drm/xe/xe_ring_ops.c')
-rw-r--r--drivers/gpu/drm/xe/xe_ring_ops.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/xe/xe_ring_ops.c b/drivers/gpu/drm/xe/xe_ring_ops.c
index d42b3f33bd7a..aca7a9af6e84 100644
--- a/drivers/gpu/drm/xe/xe_ring_ops.c
+++ b/drivers/gpu/drm/xe/xe_ring_ops.c
@@ -80,6 +80,16 @@ static int emit_store_imm_ggtt(u32 addr, u32 value, u32 *dw, int i)
return i;
}
+static int emit_flush_dw(u32 *dw, int i)
+{
+ dw[i++] = MI_FLUSH_DW | MI_FLUSH_IMM_DW;
+ dw[i++] = 0;
+ dw[i++] = 0;
+ dw[i++] = 0;
+
+ return i;
+}
+
static int emit_flush_imm_ggtt(u32 addr, u32 value, bool invalidate_tlb,
u32 *dw, int i)
{
@@ -234,10 +244,12 @@ static void __emit_job_gen12_simple(struct xe_sched_job *job, struct xe_lrc *lrc
i = emit_bb_start(batch_addr, ppgtt_flag, dw, i);
- if (job->user_fence.used)
+ if (job->user_fence.used) {
+ i = emit_flush_dw(dw, i);
i = emit_store_imm_ppgtt_posted(job->user_fence.addr,
job->user_fence.value,
dw, i);
+ }
i = emit_flush_imm_ggtt(xe_lrc_seqno_ggtt_addr(lrc), seqno, false, dw, i);
@@ -293,10 +305,12 @@ static void __emit_job_gen12_video(struct xe_sched_job *job, struct xe_lrc *lrc,
i = emit_bb_start(batch_addr, ppgtt_flag, dw, i);
- if (job->user_fence.used)
+ if (job->user_fence.used) {
+ i = emit_flush_dw(dw, i);
i = emit_store_imm_ppgtt_posted(job->user_fence.addr,
job->user_fence.value,
dw, i);
+ }
i = emit_flush_imm_ggtt(xe_lrc_seqno_ggtt_addr(lrc), seqno, false, dw, i);