Needed to make sure the smu is idle when resetting. This may fix
sporatic failures with GPU reset.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 1d9bb29adaef..a6066d92de78 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -4740,6 +4740,11 @@ static int vega10_power_off_asic(struct pp_hwmgr *hwmgr)
);
data->water_marks_bitmap &= ~(WaterMarksLoaded);
+ PP_ASSERT_WITH_CODE((result = smum_send_msg_to_smc(hwmgr,
+ PPSMC_MSG_PrepareMp1ForUnload)) == 0,
+ "[PrepareMp1ForUnload] Failed!",
+ return result);
+
return result;
}
--
2.20.1
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