diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c index 993e47e99fbe..63bb9e2c81de 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn20.c @@ -116,6 +116,10 @@ void dmub_dcn20_reset(struct dmub_srv *dmub) break; } + /* Clear the GPINT command manually so we don't reset again. */ + cmd.all = 0; + dmub->hw_funcs.set_gpint(dmub, cmd); + /* Force reset in case we timed out, DMCUB is likely hung. */ } @@ -124,6 +128,7 @@ void dmub_dcn20_reset(struct dmub_srv *dmub) REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 1); REG_WRITE(DMCUB_INBOX1_RPTR, 0); REG_WRITE(DMCUB_INBOX1_WPTR, 0); + REG_WRITE(DMCUB_SCRATCH0, 0); } void dmub_dcn20_reset_release(struct dmub_srv *dmub) |