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-rw-r--r--drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c
index a76da0131add..b0adbf783aae 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c
@@ -130,6 +130,8 @@ void dmub_dcn32_reset(struct dmub_srv *dmub)
REG_WRITE(DMCUB_INBOX1_WPTR, 0);
REG_WRITE(DMCUB_OUTBOX1_RPTR, 0);
REG_WRITE(DMCUB_OUTBOX1_WPTR, 0);
+ REG_WRITE(DMCUB_OUTBOX0_RPTR, 0);
+ REG_WRITE(DMCUB_OUTBOX0_WPTR, 0);
REG_WRITE(DMCUB_SCRATCH0, 0);
}