diff options
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/pci.c | 50 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/pci.h | 30 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/pci_be.c | 52 |
3 files changed, 122 insertions, 10 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 67d7294e488a..d4c8799d6f2e 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -3652,12 +3652,20 @@ static int rtw89_pci_filter_out(struct rtw89_dev *rtwdev) static void rtw89_pci_clkreq_set(struct rtw89_dev *rtwdev, bool enable) { - enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; - int ret; + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; if (rtw89_pci_disable_clkreq) return; + gen_def->clkreq_set(rtwdev, enable); +} + +static void rtw89_pci_clkreq_set_ax(struct rtw89_dev *rtwdev, bool enable) +{ + enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; + int ret; + ret = rtw89_pci_write_config_byte(rtwdev, RTW89_PCIE_CLK_CTRL, PCIE_CLKDLY_HW_30US); if (ret) @@ -3689,24 +3697,31 @@ static void rtw89_pci_clkreq_set(struct rtw89_dev *rtwdev, bool enable) static void rtw89_pci_aspm_set(struct rtw89_dev *rtwdev, bool enable) { - enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; - u8 value = 0; - int ret; + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; if (rtw89_pci_disable_aspm_l1) return; + gen_def->aspm_set(rtwdev, enable); +} + +static void rtw89_pci_aspm_set_ax(struct rtw89_dev *rtwdev, bool enable) +{ + enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; + u8 value = 0; + int ret; + ret = rtw89_pci_read_config_byte(rtwdev, RTW89_PCIE_ASPM_CTRL, &value); if (ret) - rtw89_err(rtwdev, "failed to read ASPM Delay\n"); + rtw89_warn(rtwdev, "failed to read ASPM Delay\n"); - value &= ~(RTW89_L1DLY_MASK | RTW89_L0DLY_MASK); - value |= FIELD_PREP(RTW89_L1DLY_MASK, PCIE_L1DLY_16US) | - FIELD_PREP(RTW89_L0DLY_MASK, PCIE_L0SDLY_4US); + u8p_replace_bits(&value, PCIE_L1DLY_16US, RTW89_L1DLY_MASK); + u8p_replace_bits(&value, PCIE_L0SDLY_4US, RTW89_L0DLY_MASK); ret = rtw89_pci_write_config_byte(rtwdev, RTW89_PCIE_ASPM_CTRL, value); if (ret) - rtw89_err(rtwdev, "failed to read ASPM Delay\n"); + rtw89_warn(rtwdev, "failed to read ASPM Delay\n"); if (chip_id == RTL8852A || chip_id == RTL8852B || chip_id == RTL8851B) { if (enable) @@ -3793,6 +3808,17 @@ static void rtw89_pci_link_cfg(struct rtw89_dev *rtwdev) static void rtw89_pci_l1ss_set(struct rtw89_dev *rtwdev, bool enable) { + const struct rtw89_pci_info *info = rtwdev->pci_info; + const struct rtw89_pci_gen_def *gen_def = info->gen_def; + + if (rtw89_pci_disable_l1ss) + return; + + gen_def->l1ss_set(rtwdev, enable); +} + +static void rtw89_pci_l1ss_set_ax(struct rtw89_dev *rtwdev, bool enable) +{ enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id; int ret; @@ -4066,6 +4092,10 @@ const struct rtw89_pci_gen_def rtw89_pci_gen_ax = { .lv1rst_stop_dma = rtw89_pci_lv1rst_stop_dma_ax, .lv1rst_start_dma = rtw89_pci_lv1rst_start_dma_ax, + + .aspm_set = rtw89_pci_aspm_set_ax, + .clkreq_set = rtw89_pci_clkreq_set_ax, + .l1ss_set = rtw89_pci_l1ss_set_ax, }; EXPORT_SYMBOL(rtw89_pci_gen_ax); diff --git a/drivers/net/wireless/realtek/rtw89/pci.h b/drivers/net/wireless/realtek/rtw89/pci.h index 532f78eaf6df..c1954cb12030 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.h +++ b/drivers/net/wireless/realtek/rtw89/pci.h @@ -282,6 +282,21 @@ #define B_BE_PCIE_EN_SWENT_L23 BIT(1) #define B_BE_SEL_REQ_EXIT_L1 BIT(0) +#define R_BE_PCIE_MIX_CFG 0x300C +#define B_BE_L1SS_TIMEOUT_CTRL BIT(18) +#define B_BE_ASPM_CTRL_L1 BIT(17) +#define B_BE_ASPM_CTRL_L0 BIT(16) +#define B_BE_XFER_PENDING_FW BIT(11) +#define B_BE_XFER_PENDING BIT(10) +#define B_BE_REQ_EXIT_L1 BIT(9) +#define B_BE_REQ_ENTR_L1 BIT(8) +#define B_BE_L1SUB_ENABLE BIT(0) + +#define R_BE_L1_CLK_CTRL 0x3010 +#define B_BE_RAS_SD_HOLD_LTSSM BIT(12) +#define B_BE_CLK_REQ_N BIT(1) +#define B_BE_CLK_PM_EN BIT(0) + #define R_BE_PCIE_LAT_CTRL 0x3044 #define B_BE_ELBI_PHY_REMAP_MASK GENMASK(29, 24) #define B_BE_SYS_SUS_L12_EN BIT(17) @@ -290,6 +305,8 @@ #define B_BE_RTK_LDO_POWER_LATENCY_MASK GENMASK(11, 10) #define B_BE_RTK_LDO_BIAS_LATENCY_MASK GENMASK(9, 8) #define B_BE_CLK_REQ_LAT_MASK GENMASK(7, 4) +#define B_BE_RTK_PM_SEL_OPT BIT(1) +#define B_BE_CLK_REQ_SEL BIT(0) #define R_BE_PCIE_HIMR0 0x30B0 #define B_BE_PCIE_HB1_IND_INTA_IMR BIT(31) @@ -1066,6 +1083,15 @@ enum rtw89_pcie_clkdly_hw { PCIE_CLKDLY_HW_200US = 0x5, }; +enum rtw89_pcie_clkdly_hw_v1 { + PCIE_CLKDLY_HW_V1_0 = 0, + PCIE_CLKDLY_HW_V1_16US = 0x1, + PCIE_CLKDLY_HW_V1_32US = 0x2, + PCIE_CLKDLY_HW_V1_64US = 0x3, + PCIE_CLKDLY_HW_V1_80US = 0x4, + PCIE_CLKDLY_HW_V1_96US = 0x5, +}; + enum mac_ax_bd_trunc_mode { MAC_AX_BD_NORM, MAC_AX_BD_TRUNC, @@ -1216,6 +1242,10 @@ struct rtw89_pci_gen_def { int (*lv1rst_stop_dma)(struct rtw89_dev *rtwdev); int (*lv1rst_start_dma)(struct rtw89_dev *rtwdev); + + void (*aspm_set)(struct rtw89_dev *rtwdev, bool enable); + void (*clkreq_set)(struct rtw89_dev *rtwdev, bool enable); + void (*l1ss_set)(struct rtw89_dev *rtwdev, bool enable); }; struct rtw89_pci_info { diff --git a/drivers/net/wireless/realtek/rtw89/pci_be.c b/drivers/net/wireless/realtek/rtw89/pci_be.c index 5c9e39357773..0276d5d05925 100644 --- a/drivers/net/wireless/realtek/rtw89/pci_be.c +++ b/drivers/net/wireless/realtek/rtw89/pci_be.c @@ -19,6 +19,54 @@ enum pcie_rxbd_mode { #define PL0_TMR_MAC_1MS 0x27100 #define PL0_TMR_AUX_1MS 0x1E848 +static void rtw89_pci_aspm_set_be(struct rtw89_dev *rtwdev, bool enable) +{ + struct rtw89_pci *rtwpci = (struct rtw89_pci *)rtwdev->priv; + struct pci_dev *pdev = rtwpci->pdev; + u8 value = 0; + int ret; + + ret = pci_read_config_byte(pdev, RTW89_PCIE_ASPM_CTRL, &value); + if (ret) + rtw89_warn(rtwdev, "failed to read ASPM Delay\n"); + + u8p_replace_bits(&value, PCIE_L1DLY_16US, RTW89_L1DLY_MASK); + + ret = pci_write_config_byte(pdev, RTW89_PCIE_ASPM_CTRL, value); + if (ret) + rtw89_warn(rtwdev, "failed to write ASPM Delay\n"); + + if (enable) + rtw89_write32_set(rtwdev, R_AX_PCIE_MIX_CFG_V1, + B_BE_ASPM_CTRL_L1); + else + rtw89_write32_clr(rtwdev, R_AX_PCIE_MIX_CFG_V1, + B_BE_ASPM_CTRL_L1); +} + +static void rtw89_pci_l1ss_set_be(struct rtw89_dev *rtwdev, bool enable) +{ + if (enable) + rtw89_write32_set(rtwdev, R_BE_PCIE_MIX_CFG, + B_BE_L1SUB_ENABLE); + else + rtw89_write32_clr(rtwdev, R_BE_PCIE_MIX_CFG, + B_BE_L1SUB_ENABLE); +} + +static void rtw89_pci_clkreq_set_be(struct rtw89_dev *rtwdev, bool enable) +{ + rtw89_write32_mask(rtwdev, R_BE_PCIE_LAT_CTRL, B_BE_CLK_REQ_LAT_MASK, + PCIE_CLKDLY_HW_V1_0); + + if (enable) + rtw89_write32_set(rtwdev, R_BE_L1_CLK_CTRL, + B_BE_CLK_PM_EN); + else + rtw89_write32_clr(rtwdev, R_AX_L1_CLK_CTRL, + B_BE_CLK_PM_EN); +} + static void _patch_pcie_power_wake_be(struct rtw89_dev *rtwdev, bool power_up) { if (power_up) @@ -510,5 +558,9 @@ const struct rtw89_pci_gen_def rtw89_pci_gen_be = { .lv1rst_stop_dma = rtw89_pci_lv1rst_stop_dma_be, .lv1rst_start_dma = rtw89_pci_lv1rst_start_dma_be, + + .aspm_set = rtw89_pci_aspm_set_be, + .clkreq_set = rtw89_pci_clkreq_set_be, + .l1ss_set = rtw89_pci_l1ss_set_be, }; EXPORT_SYMBOL(rtw89_pci_gen_be); |