linux-kernel - [PATCH 2/4] net: ti: icss-iep: constify struct regmap

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Message-Id: <20240703-net-const-regmap-v1-2-ff4aeceda02c@gmail.com>
Date: Wed, 03 Jul 2024 23:46:34 +0200
From: Javier Carrasco <javier.carrasco.cruz@...il.com>
To: Andrew Lunn <andrew@...n.ch>, Florian Fainelli <f.fainelli@...il.com>, 
 Vladimir Oltean <olteanv@...il.com>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 MD Danish Anwar <danishanwar@...com>, Roger Quadros <rogerq@...nel.org>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, 
 Javier Carrasco <javier.carrasco.cruz@...il.com>
Subject: [PATCH 2/4] net: ti: icss-iep: constify struct regmap_config

`am654_icss_iep_regmap_config` is only assigned to a pointer that passes
the data as read-only.

Add the const modifier to the struct and pointer to move the data to a
read-only section.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com>
---
 drivers/net/ethernet/ti/icssg/icss_iep.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/ti/icssg/icss_iep.c b/drivers/net/ethernet/ti/icssg/icss_iep.c
index 003668dee738..75c294ce6fb6 100644
--- a/drivers/net/ethernet/ti/icssg/icss_iep.c
+++ b/drivers/net/ethernet/ti/icssg/icss_iep.c
@@ -95,7 +95,7 @@ enum {
  * @flags: Flags to represent IEP properties
  */
 struct icss_iep_plat_data {
-	struct regmap_config *config;
+	const struct regmap_config *config;
 	u32 reg_offs[ICSS_IEP_MAX_REGS];
 	u32 flags;
 };
@@ -952,7 +952,7 @@ static int icss_iep_regmap_read(void *context, unsigned int reg,
 	return 0;
 }

-static struct regmap_config am654_icss_iep_regmap_config = {
+static const struct regmap_config am654_icss_iep_regmap_config = {
 	.name = "icss iep",
 	.reg_stride = 1,
 	.reg_write = icss_iep_regmap_write,

-- 
2.40.1