drm/amd/pm: fix the return value of pm message

0 should be right driver return value, 0x1 is the right firmware
return value. So switch to 0 at last.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Xiaojian Du <xiaojian.du@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
index 11944d6..e4eff6d 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
@@ -152,6 +152,7 @@ int smu_cmn_send_smc_msg_with_param(struct smu_context *smu,
        if (read_arg)
                smu_cmn_read_arg(smu, read_arg);
 
+       ret = 0; /* 0 as driver return value */
 out:
        mutex_unlock(&smu->message_lock);
        return ret;