* [PATCH][next] wifi: rtlwifi: rtl8723be: Make read-only arrays static const
@ 2024-04-25 15:57 Colin Ian King
2024-04-26 0:20 ` Ping-Ke Shih
2024-04-29 1:49 ` Ping-Ke Shih
0 siblings, 2 replies; 3+ messages in thread
From: Colin Ian King @ 2024-04-25 15:57 UTC (permalink / raw
To: Ping-Ke Shih, Kalle Valo, Su Hui, linux-wireless
Cc: kernel-janitors, linux-kernel
Don't populate the read-only arrays cck_rates, ofdm_rates, ht_rates_1t and
channel_all on the stack at run time, instead make them static const and
clean up the formatting.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
.../wireless/realtek/rtlwifi/rtl8723be/phy.c | 45 +++++++++++--------
1 file changed, 26 insertions(+), 19 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
index 094cb36153f5..13e689037acc 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
@@ -1110,16 +1110,22 @@ static void _rtl8723be_phy_set_txpower_index(struct ieee80211_hw *hw,
void rtl8723be_phy_set_txpower_level(struct ieee80211_hw *hw, u8 channel)
{
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
- u8 cck_rates[] = {DESC92C_RATE1M, DESC92C_RATE2M,
- DESC92C_RATE5_5M, DESC92C_RATE11M};
- u8 ofdm_rates[] = {DESC92C_RATE6M, DESC92C_RATE9M,
- DESC92C_RATE12M, DESC92C_RATE18M,
- DESC92C_RATE24M, DESC92C_RATE36M,
- DESC92C_RATE48M, DESC92C_RATE54M};
- u8 ht_rates_1t[] = {DESC92C_RATEMCS0, DESC92C_RATEMCS1,
- DESC92C_RATEMCS2, DESC92C_RATEMCS3,
- DESC92C_RATEMCS4, DESC92C_RATEMCS5,
- DESC92C_RATEMCS6, DESC92C_RATEMCS7};
+ static const u8 cck_rates[] = {
+ DESC92C_RATE1M, DESC92C_RATE2M,
+ DESC92C_RATE5_5M, DESC92C_RATE11M
+ };
+ static const u8 ofdm_rates[] = {
+ DESC92C_RATE6M, DESC92C_RATE9M,
+ DESC92C_RATE12M, DESC92C_RATE18M,
+ DESC92C_RATE24M, DESC92C_RATE36M,
+ DESC92C_RATE48M, DESC92C_RATE54M
+ };
+ static const u8 ht_rates_1t[] = {
+ DESC92C_RATEMCS0, DESC92C_RATEMCS1,
+ DESC92C_RATEMCS2, DESC92C_RATEMCS3,
+ DESC92C_RATEMCS4, DESC92C_RATEMCS5,
+ DESC92C_RATEMCS6, DESC92C_RATEMCS7
+ };
u8 i;
u8 power_index;
@@ -2155,15 +2161,16 @@ static void _rtl8723be_phy_iq_calibrate(struct ieee80211_hw *hw,
static u8 _get_right_chnl_place_for_iqk(u8 chnl)
{
- u8 channel_all[TARGET_CHNL_NUM_2G_5G] = {
- 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12,
- 13, 14, 36, 38, 40, 42, 44, 46,
- 48, 50, 52, 54, 56, 58, 60, 62, 64,
- 100, 102, 104, 106, 108, 110,
- 112, 114, 116, 118, 120, 122,
- 124, 126, 128, 130, 132, 134, 136,
- 138, 140, 149, 151, 153, 155, 157,
- 159, 161, 163, 165};
+ static const u8 channel_all[TARGET_CHNL_NUM_2G_5G] = {
+ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12,
+ 13, 14, 36, 38, 40, 42, 44, 46,
+ 48, 50, 52, 54, 56, 58, 60, 62, 64,
+ 100, 102, 104, 106, 108, 110,
+ 112, 114, 116, 118, 120, 122,
+ 124, 126, 128, 130, 132, 134, 136,
+ 138, 140, 149, 151, 153, 155, 157,
+ 159, 161, 163, 165
+ };
u8 place = chnl;
if (chnl > 14) {
--
2.39.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* RE: [PATCH][next] wifi: rtlwifi: rtl8723be: Make read-only arrays static const
2024-04-25 15:57 [PATCH][next] wifi: rtlwifi: rtl8723be: Make read-only arrays static const Colin Ian King
@ 2024-04-26 0:20 ` Ping-Ke Shih
2024-04-29 1:49 ` Ping-Ke Shih
1 sibling, 0 replies; 3+ messages in thread
From: Ping-Ke Shih @ 2024-04-26 0:20 UTC (permalink / raw
To: Colin Ian King, Kalle Valo, Su Hui,
linux-wireless@vger.kernel.org
Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Colin Ian King <colin.i.king@gmail.com> wrote:
> Don't populate the read-only arrays cck_rates, ofdm_rates, ht_rates_1t and
> channel_all on the stack at run time, instead make them static const and
> clean up the formatting.
>
> Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH][next] wifi: rtlwifi: rtl8723be: Make read-only arrays static const
2024-04-25 15:57 [PATCH][next] wifi: rtlwifi: rtl8723be: Make read-only arrays static const Colin Ian King
2024-04-26 0:20 ` Ping-Ke Shih
@ 2024-04-29 1:49 ` Ping-Ke Shih
1 sibling, 0 replies; 3+ messages in thread
From: Ping-Ke Shih @ 2024-04-29 1:49 UTC (permalink / raw
To: Colin Ian King, Ping-Ke Shih, Kalle Valo, Su Hui, linux-wireless
Cc: kernel-janitors, linux-kernel
Colin Ian King <colin.i.king@gmail.com> wrote:
> Don't populate the read-only arrays cck_rates, ofdm_rates, ht_rates_1t and
> channel_all on the stack at run time, instead make them static const and
> clean up the formatting.
>
> Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
> Acked-by: Ping-Ke Shih <pkshih@realtek.com>
1 patch(es) applied to rtw-next branch of rtw.git, thanks.
ed403e86c826 wifi: rtlwifi: rtl8723be: Make read-only arrays static const
---
https://github.com/pkshih/rtw.git
^ permalink raw reply [flat|nested] 3+ messages in thread
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