This sequence is recommended by PMFW team for the baco reset
with PMFW reloaded. And it seems able to address the random
failure seen on Arcturus.

Change-Id: Ic5a83ad46466a12533e9f704ad06348852156e78
Signed-off-by: Evan Quan <evan.q...@amd.com>
---
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c 
b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 4fd77c7cfc80..914c944d901a 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1719,6 +1719,12 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, 
enum smu_baco_state state)
                if (ret)
                        goto out;
 
+               if (ras && ras->supported) {
+                       ret = smu_send_smc_msg(smu, 
SMU_MSG_PrepareMp1ForUnload, NULL);
+                       if (ret)
+                               goto out;
+               }
+
                bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl,
                                                BIF_DOORBELL_INT_CNTL,
                                                DOORBELL_INTERRUPT_DISABLE, 0);
-- 
2.26.0

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

Reply via email to