linux-kernel - [PATCH 2/3] drm/amd/pm/powerplay/hwmgr: use bitwise or for bitmasks addition

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Message-ID: <77f7e23c8a40cbaa72aa92b35e013f43f0952f45.1673766696.git.drv@mailo.com>
Date:   Sun, 15 Jan 2023 12:47:11 +0530
From:   Deepak R Varma <drv@...lo.com>
To:     Evan Quan <evan.quan@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Cc:     Saurabh Singh Sengar <ssengar@...rosoft.com>,
        Praveen Kumar <kumarpraveen@...ux.microsoft.com>
Subject: [PATCH 2/3] drm/amd/pm/powerplay/hwmgr: use bitwise or for bitmasks
 addition

For bit mask addition, it is recommended to use or operator "|" instead
of numerical addition as the former is quicker and cleaner. Change
suggested by orplus.cocci Coccinelle semantic patch.

Signed-off-by: Deepak R Varma <drv@...lo.com>
---
 drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
index 7ef7e81525a3..bf9bcc4e5338 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
@@ -4153,7 +4153,7 @@ static int smu7_freeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 
 	if ((0 == data->sclk_dpm_key_disabled) &&
 		(data->need_update_smu7_dpm_table &
-			(DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) {
+			(DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
 		PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
 				"Trying to freeze SCLK DPM when DPM is disabled",
 				);
@@ -4210,7 +4210,7 @@ static int smu7_populate_and_upload_sclk_mclk_dpm_levels(
 	}
 
 	if (data->need_update_smu7_dpm_table &
-			(DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK)) {
+			(DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
 		result = smum_populate_all_graphic_levels(hwmgr);
 		PP_ASSERT_WITH_CODE((0 == result),
 				"Failed to populate SCLK during PopulateNewDPMClocksStates Function!",
@@ -4218,7 +4218,7 @@ static int smu7_populate_and_upload_sclk_mclk_dpm_levels(
 	}
 
 	if (data->need_update_smu7_dpm_table &
-			(DPMTABLE_OD_UPDATE_MCLK + DPMTABLE_UPDATE_MCLK)) {
+			(DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
 		/*populate MCLK dpm table to SMU7 */
 		result = smum_populate_all_memory_levels(hwmgr);
 		PP_ASSERT_WITH_CODE((0 == result),
@@ -4309,7 +4309,7 @@ static int smu7_unfreeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 
 	if ((0 == data->sclk_dpm_key_disabled) &&
 		(data->need_update_smu7_dpm_table &
-		(DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) {
+		(DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
 
 		PP_ASSERT_WITH_CODE(true == smum_is_dpm_running(hwmgr),
 				"Trying to Unfreeze SCLK DPM when DPM is disabled",
-- 
2.34.1