linux-kernel - [PATCH 1/3] drm/amd/pm/powerplay/smumgr: use bitwise or for addition

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Message-ID: <b1cceaacb32bd2a72ac4d8e12a04da3f78e8c41c.1673766696.git.drv@mailo.com>
Date:   Sun, 15 Jan 2023 12:46:43 +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 1/3] drm/amd/pm/powerplay/smumgr: use bitwise or for 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/smumgr/iceland_smumgr.c | 2 +-
 drivers/gpu/drm/amd/pm/powerplay/smumgr/tonga_smumgr.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c b/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c
index 03df35dee8ba..060fc140c574 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c
@@ -2165,7 +2165,7 @@ static int iceland_program_mem_timing_parameters(struct pp_hwmgr *hwmgr)
 	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 
 	if (data->need_update_smu7_dpm_table &
-		(DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_OD_UPDATE_MCLK))
+		(DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_OD_UPDATE_MCLK))
 		return iceland_program_memory_timing_parameters(hwmgr);
 
 	return 0;
diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/tonga_smumgr.c b/drivers/gpu/drm/amd/pm/powerplay/smumgr/tonga_smumgr.c
index 04b561f5d932..acbe41174d7e 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/tonga_smumgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/tonga_smumgr.c
@@ -2554,7 +2554,7 @@ static int tonga_program_mem_timing_parameters(struct pp_hwmgr *hwmgr)
 	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 
 	if (data->need_update_smu7_dpm_table &
-		(DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_OD_UPDATE_MCLK))
+		(DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_OD_UPDATE_MCLK))
 		return tonga_program_memory_timing_parameters(hwmgr);
 
 	return 0;
-- 
2.34.1