netdev - [PATCH] rtw89: rtw89_ser: add const to struct state_ent and event

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Date:   Thu, 07 Apr 2022 13:14:44 -0700
From:   Joe Perches <joe@...ches.com>
To:     Ping-Ke Shih <pkshih@...ltek.com>, Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] rtw89: rtw89_ser: add const to struct state_ent and
 event_ent

Change the struct and the uses to const to reduce data.

$ size drivers/net/wireless/realtek/rtw89/ser.o* (x86-64 defconfig w/ rtw89)
   text	   data	    bss	    dec	    hex	filename
   3741	      8	      0	   3749	    ea5	drivers/net/wireless/realtek/rtw89/ser.o.new
   3437	    312	      0	   3749	    ea5	drivers/net/wireless/realtek/rtw89/ser.o.old

Signed-off-by: Joe Perches <joe@...ches.com>
---
 drivers/net/wireless/realtek/rtw89/core.h | 4 ++--
 drivers/net/wireless/realtek/rtw89/ser.c  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h
index 771722132c53b..9bf56ce5ab43f 100644
--- a/drivers/net/wireless/realtek/rtw89/core.h
+++ b/drivers/net/wireless/realtek/rtw89/core.h
@@ -2853,8 +2853,8 @@ struct rtw89_ser {
 
 	struct work_struct ser_hdl_work;
 	struct delayed_work ser_alarm_work;
-	struct state_ent *st_tbl;
-	struct event_ent *ev_tbl;
+	const struct state_ent *st_tbl;
+	const struct event_ent *ev_tbl;
 	struct list_head msg_q;
 	spinlock_t msg_q_lock; /* lock when read/write ser msg */
 	DECLARE_BITMAP(flags, RTW89_NUM_OF_SER_FLAGS);
diff --git a/drivers/net/wireless/realtek/rtw89/ser.c b/drivers/net/wireless/realtek/rtw89/ser.c
index 837cdc366a61a..7fbda7ef96bbb 100644
--- a/drivers/net/wireless/realtek/rtw89/ser.c
+++ b/drivers/net/wireless/realtek/rtw89/ser.c
@@ -396,7 +396,7 @@ static void ser_l2_reset_st_hdl(struct rtw89_ser *ser, u8 evt)
 	}
 }
 
-static struct event_ent ser_ev_tbl[] = {
+static const struct event_ent ser_ev_tbl[] = {
 	{SER_EV_NONE, "SER_EV_NONE"},
 	{SER_EV_STATE_IN, "SER_EV_STATE_IN"},
 	{SER_EV_STATE_OUT, "SER_EV_STATE_OUT"},
@@ -412,7 +412,7 @@ static struct event_ent ser_ev_tbl[] = {
 	{SER_EV_MAXX, "SER_EV_MAX"}
 };
 
-static struct state_ent ser_st_tbl[] = {
+static const struct state_ent ser_st_tbl[] = {
 	{SER_IDLE_ST, "SER_IDLE_ST", ser_idle_st_hdl},
 	{SER_RESET_TRX_ST, "SER_RESET_TRX_ST", ser_reset_trx_st_hdl},
 	{SER_DO_HCI_ST, "SER_DO_HCI_ST", ser_do_hci_st_hdl},