diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2022-09-16 11:38:07 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2022-09-19 13:04:44 +0300 |
| commit | 1b32e34536d5945e0b042332d1e766e8146b5309 (patch) | |
| tree | 329814c3732c1da76205ce49885a3f93907d8e61 | |
| parent | c060dc51cc15c01e1af157b22bf39ed0831fb3a9 (diff) | |
wifi: rtw89: pci: update LTR settings
Modify PCI LTR control flow and LTR idle latency to improve power save
efficiency.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220916033811.13862-4-pkshih@realtek.com
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/pci.c | 8 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/reg.h | 1 |
2 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index ff33962747fa..3e8e477d32f7 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -2513,15 +2513,15 @@ int rtw89_pci_ltr_set(struct rtw89_dev *rtwdev, bool en) if (rtw89_pci_ltr_is_err_reg_val(val)) return -EINVAL; - rtw89_write32_clr(rtwdev, R_AX_LTR_CTRL_0, B_AX_LTR_HW_EN); - rtw89_write32_set(rtwdev, R_AX_LTR_CTRL_0, B_AX_LTR_EN); + rtw89_write32_set(rtwdev, R_AX_LTR_CTRL_0, B_AX_LTR_HW_EN | B_AX_LTR_EN | + B_AX_LTR_WD_NOEMP_CHK); rtw89_write32_mask(rtwdev, R_AX_LTR_CTRL_0, B_AX_LTR_SPACE_IDX_MASK, PCI_LTR_SPC_500US); rtw89_write32_mask(rtwdev, R_AX_LTR_CTRL_0, B_AX_LTR_IDLE_TIMER_IDX_MASK, - PCI_LTR_IDLE_TIMER_800US); + PCI_LTR_IDLE_TIMER_3_2MS); rtw89_write32_mask(rtwdev, R_AX_LTR_CTRL_1, B_AX_LTR_RX0_TH_MASK, 0x28); rtw89_write32_mask(rtwdev, R_AX_LTR_CTRL_1, B_AX_LTR_RX1_TH_MASK, 0x28); - rtw89_write32(rtwdev, R_AX_LTR_IDLE_LATENCY, 0x88e088e0); + rtw89_write32(rtwdev, R_AX_LTR_IDLE_LATENCY, 0x90039003); rtw89_write32(rtwdev, R_AX_LTR_ACTIVE_LATENCY, 0x880b880b); return 0; diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index 51187524de1e..9426b53e663b 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -479,6 +479,7 @@ #define R_AX_LTR_CTRL_0 0x8410 #define B_AX_LTR_SPACE_IDX_MASK GENMASK(13, 12) #define B_AX_LTR_IDLE_TIMER_IDX_MASK GENMASK(10, 8) +#define B_AX_LTR_WD_NOEMP_CHK BIT(6) #define B_AX_APP_LTR_ACT BIT(5) #define B_AX_APP_LTR_IDLE BIT(4) #define B_AX_LTR_EN BIT(1) |