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rtw88: 8822c: Enable interrupt migration

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Enable 8822C Tx/Rx interrupt migration.
In some platforms, performance test may cause heavy cpu loading and get
bad results. Interrupt migration can decrease the amount of interrupts,
and lower cpu loading.

Signed-off-by: Tsang-Shian Lin <thlin@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Tsang-Shian Lin 2019-09-09 15:16:06 +08:00 committed by Kalle Valo
parent dfcd0f5886
commit bc61ae9643
2 changed files with 6 additions and 0 deletions
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2
drivers/net/wireless/realtek/rtw88/reg.h
View File

@ -193,6 +193,8 @@
#define REG_H2C_READ_ADDR 0x024C
#define REG_H2C_INFO 0x0254
#define REG_INT_MIG 0x0304
#define REG_FWHW_TXQ_CTRL 0x0420
#define BIT_EN_BCNQ_DL BIT(22)
#define BIT_EN_WR_FREE_TAIL BIT(20)

4
drivers/net/wireless/realtek/rtw88/rtw8822c.c
View File

@ -1114,6 +1114,7 @@ static void rtw8822c_phy_set_param(struct rtw_dev *rtwdev)
#define WLAN_MAC_OPT_NORM_FUNC1 0x98
#define WLAN_MAC_OPT_LB_FUNC1 0x80
#define WLAN_MAC_OPT_FUNC2 0x30810041
#define WLAN_MAC_INT_MIG_CFG 0x33330000
#define WLAN_SIFS_CFG (WLAN_SIFS_CCK_CONT_TX | \
(WLAN_SIFS_OFDM_CONT_TX << BIT_SHIFT_SIFS_OFDM_CTX) | \
@ -1251,6 +1252,9 @@ static int rtw8822c_mac_init(struct rtw_dev *rtwdev)
value16 = BIT_SET_RXPSF_ERRTHR(value16, 0x07);
rtw_write16(rtwdev, REG_RXPSF_CTRL, value16);
/* Interrupt migration configuration */
rtw_write32(rtwdev, REG_INT_MIG, WLAN_MAC_INT_MIG_CFG);
return 0;
}