linux-kernel - [PATCH] ASoC: mediatek: mt8195: make several arrays static const

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Message-Id: <20211129224236.506883-1-colin.i.king@gmail.com>
Date:   Mon, 29 Nov 2021 22:42:36 +0000
From:   Colin Ian King <colin.i.king@...glemail.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        alsa-devel@...a-project.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ASoC: mediatek: mt8195: make several arrays static const

Don't populate various arrays on the stack but instead make them
static const. Also makes the object code smaller by a few hundred
bytes.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 sound/soc/mediatek/mt8195/mt8195-afe-clk.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/sound/soc/mediatek/mt8195/mt8195-afe-clk.c b/sound/soc/mediatek/mt8195/mt8195-afe-clk.c
index 8420b2c71332..c2543f4cffb7 100644
--- a/sound/soc/mediatek/mt8195/mt8195-afe-clk.c
+++ b/sound/soc/mediatek/mt8195/mt8195-afe-clk.c
@@ -326,7 +326,7 @@ int mt8195_afe_enable_reg_rw_clk(struct mtk_base_afe *afe)
 {
 	struct mt8195_afe_private *afe_priv = afe->platform_priv;
 	int i;
-	unsigned int clk_array[] = {
+	static const unsigned int clk_array[] = {
 		MT8195_CLK_SCP_ADSP_AUDIODSP, /* bus clock for infra */
 		MT8195_CLK_TOP_AUDIO_H_SEL, /* clock for ADSP bus */
 		MT8195_CLK_TOP_AUDIO_LOCAL_BUS_SEL, /* bus clock for DRAM access */
@@ -347,7 +347,7 @@ int mt8195_afe_disable_reg_rw_clk(struct mtk_base_afe *afe)
 {
 	struct mt8195_afe_private *afe_priv = afe->platform_priv;
 	int i;
-	unsigned int clk_array[] = {
+	static const unsigned int clk_array[] = {
 		MT8195_CLK_AUD_A1SYS,
 		MT8195_CLK_AUD_A1SYS_HP,
 		MT8195_CLK_AUD_AFE,
@@ -380,11 +380,11 @@ static int mt8195_afe_enable_timing_sys(struct mtk_base_afe *afe)
 {
 	struct mt8195_afe_private *afe_priv = afe->platform_priv;
 	int i;
-	unsigned int clk_array[] = {
+	static const unsigned int clk_array[] = {
 		MT8195_CLK_AUD_A1SYS,
 		MT8195_CLK_AUD_A2SYS,
 	};
-	unsigned int cg_array[] = {
+	static const unsigned int cg_array[] = {
 		MT8195_TOP_CG_A1SYS_TIMING,
 		MT8195_TOP_CG_A2SYS_TIMING,
 		MT8195_TOP_CG_26M_TIMING,
@@ -403,11 +403,11 @@ static int mt8195_afe_disable_timing_sys(struct mtk_base_afe *afe)
 {
 	struct mt8195_afe_private *afe_priv = afe->platform_priv;
 	int i;
-	unsigned int clk_array[] = {
+	static const unsigned int clk_array[] = {
 		MT8195_CLK_AUD_A2SYS,
 		MT8195_CLK_AUD_A1SYS,
 	};
-	unsigned int cg_array[] = {
+	static const unsigned int cg_array[] = {
 		MT8195_TOP_CG_26M_TIMING,
 		MT8195_TOP_CG_A2SYS_TIMING,
 		MT8195_TOP_CG_A1SYS_TIMING,
-- 
2.33.1