From: Tom St Denis <tom.stdenis@amd.com>
Date: Mon, 16 Oct 2017 13:23:55 -0400
Subject: drm/amd/powerplay: Tidy up cz_start_dpm()
Git-commit: 995e27fbee054cd9eb153ba090ff514379bf5303
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Remove unused variables.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c |    9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -961,18 +961,13 @@ static void cz_clear_voting_clients(stru
 
 static int cz_start_dpm(struct pp_hwmgr *hwmgr)
 {
-	int ret = 0;
 	struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
-	unsigned long dpm_features = 0;
 
 	cz_hwmgr->dpm_flags |= DPMFlags_SCLK_Enabled;
-	dpm_features |= SCLK_DPM_MASK;
 
-	ret = smum_send_msg_to_smc_with_parameter(hwmgr,
+	return smum_send_msg_to_smc_with_parameter(hwmgr,
 				PPSMC_MSG_EnableAllSmuFeatures,
-				dpm_features);
-
-	return ret;
+				SCLK_DPM_MASK);
 }
 
 static int cz_stop_dpm(struct pp_hwmgr *hwmgr)