root/drivers/net/wireless/realtek/rtw88/rtw8821c.h
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/* Copyright(c) 2018-2019  Realtek Corporation
 */

#ifndef __RTW8821C_H__
#define __RTW8821C_H__

#include <asm/byteorder.h>

#define RCR_VHT_ACK             BIT(26)

struct rtw8821cu_efuse {
        u8 res4[4];                     /* 0xd0 */
        u8 usb_optional_function;
        u8 res5[0x1e];
        u8 res6[2];
        u8 serial[0x0b];                /* 0xf5 */
        u8 vid;                         /* 0x100 */
        u8 res7;
        u8 pid;
        u8 res8[4];
        u8 mac_addr[ETH_ALEN];          /* 0x107 */
        u8 res9[2];
        u8 vendor_name[0x07];
        u8 res10[2];
        u8 device_name[0x14];
        u8 res11[0xcf];
        u8 package_type;                /* 0x1fb */
        u8 res12[0x4];
} __packed;

struct rtw8821ce_efuse {
        u8 mac_addr[ETH_ALEN];          /* 0xd0 */
        u8 vender_id[2];
        u8 device_id[2];
        u8 sub_vender_id[2];
        u8 sub_device_id[2];
        u8 pmc[2];
        u8 exp_device_cap[2];
        u8 msi_cap;
        u8 ltr_cap;                     /* 0xe3 */
        u8 exp_link_control[2];
        u8 link_cap[4];
        u8 link_control[2];
        u8 serial_number[8];
        u8 res0:2;                      /* 0xf4 */
        u8 ltr_en:1;
        u8 res1:2;
        u8 obff:2;
        u8 res2_1:1;
        u8 res2_2:2;
        u8 obff_cap:2;
        u8 res3:4;
        u8 res4[3];
        u8 class_code[3];
        u8 pci_pm_L1_2_supp:1;
        u8 pci_pm_L1_1_supp:1;
        u8 aspm_pm_L1_2_supp:1;
        u8 aspm_pm_L1_1_supp:1;
        u8 L1_pm_substates_supp:1;
        u8 res5:3;
        u8 port_common_mode_restore_time;
        u8 port_t_power_on_scale:2;
        u8 res6:1;
        u8 port_t_power_on_value:5;
        u8 res7;
} __packed;

struct rtw8821cs_efuse {
        u8 res4[0x4a];                  /* 0xd0 */
        u8 mac_addr[ETH_ALEN];          /* 0x11a */
} __packed;

struct rtw8821c_efuse {
        __le16 rtl_id;
        u8 res0[0x0e];

        /* power index for four RF paths */
        struct rtw_txpwr_idx txpwr_idx_table[4];

        u8 channel_plan;                /* 0xb8 */
        u8 xtal_k;
        u8 thermal_meter;
        u8 iqk_lck;
        u8 pa_type;                     /* 0xbc */
        u8 lna_type_2g[2];              /* 0xbd */
        u8 lna_type_5g[2];
        u8 rf_board_option;
        u8 rf_feature_option;
        u8 rf_bt_setting;
        u8 eeprom_version;
        u8 eeprom_customer_id;
        u8 tx_bb_swing_setting_2g;
        u8 tx_bb_swing_setting_5g;
        u8 tx_pwr_calibrate_rate;
        u8 rf_antenna_option;           /* 0xc9 */
        u8 rfe_option;
        u8 country_code[2];
        u8 res[3];
        union {
                struct rtw8821ce_efuse e;
                struct rtw8821cu_efuse u;
                struct rtw8821cs_efuse s;
        };
} __packed;

static inline void
_rtw_write32s_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 data)
{
        /* 0xC00-0xCFF and 0xE00-0xEFF have the same layout */
        rtw_write32_mask(rtwdev, addr, mask, data);
        rtw_write32_mask(rtwdev, addr + 0x200, mask, data);
}

extern const struct rtw_chip_info rtw8821c_hw_spec;

#define rtw_write32s_mask(rtwdev, addr, mask, data)                            \
        do {                                                                   \
                BUILD_BUG_ON((addr) < 0xC00 || (addr) >= 0xD00);               \
                                                                               \
                _rtw_write32s_mask(rtwdev, addr, mask, data);                  \
        } while (0)

#define BIT_FEN_PCIEA BIT(6)
#define WLAN_SLOT_TIME          0x09
#define WLAN_PIFS_TIME          0x19
#define WLAN_SIFS_CCK_CONT_TX   0xA
#define WLAN_SIFS_OFDM_CONT_TX  0xE
#define WLAN_SIFS_CCK_TRX       0x10
#define WLAN_SIFS_OFDM_TRX      0x10
#define WLAN_VO_TXOP_LIMIT      0x186
#define WLAN_VI_TXOP_LIMIT      0x3BC
#define WLAN_RDG_NAV            0x05
#define WLAN_TXOP_NAV           0x1B
#define WLAN_CCK_RX_TSF         0x30
#define WLAN_OFDM_RX_TSF        0x30
#define WLAN_TBTT_PROHIBIT      0x04
#define WLAN_TBTT_HOLD_TIME     0x064
#define WLAN_DRV_EARLY_INT      0x04
#define WLAN_BCN_DMA_TIME       0x02

#define WLAN_RX_FILTER0         0x0FFFFFFF
#define WLAN_RX_FILTER2         0xFFFF
#define WLAN_RCR_CFG            0xE400220E
#define WLAN_RXPKT_MAX_SZ       12288
#define WLAN_RXPKT_MAX_SZ_512   (WLAN_RXPKT_MAX_SZ >> 9)

#define WLAN_AMPDU_MAX_TIME             0x70
#define WLAN_RTS_LEN_TH                 0xFF
#define WLAN_RTS_TX_TIME_TH             0x08
#define WLAN_MAX_AGG_PKT_LIMIT          0x20
#define WLAN_RTS_MAX_AGG_PKT_LIMIT      0x20
#define FAST_EDCA_VO_TH         0x06
#define FAST_EDCA_VI_TH         0x06
#define FAST_EDCA_BE_TH         0x06
#define FAST_EDCA_BK_TH         0x06
#define WLAN_BAR_RETRY_LIMIT            0x01
#define WLAN_RA_TRY_RATE_AGG_LIMIT      0x08

#define WLAN_TX_FUNC_CFG1               0x30
#define WLAN_TX_FUNC_CFG2               0x30
#define WLAN_MAC_OPT_NORM_FUNC1         0x98
#define WLAN_MAC_OPT_LB_FUNC1           0x80
#define WLAN_MAC_OPT_FUNC2              0xb0810041

#define WLAN_SIFS_CFG   (WLAN_SIFS_CCK_CONT_TX | \
                        (WLAN_SIFS_OFDM_CONT_TX << BIT_SHIFT_SIFS_OFDM_CTX) | \
                        (WLAN_SIFS_CCK_TRX << BIT_SHIFT_SIFS_CCK_TRX) | \
                        (WLAN_SIFS_OFDM_TRX << BIT_SHIFT_SIFS_OFDM_TRX))

#define WLAN_TBTT_TIME  (WLAN_TBTT_PROHIBIT |\
                        (WLAN_TBTT_HOLD_TIME << BIT_SHIFT_TBTT_HOLD_TIME_AP))

#define WLAN_NAV_CFG            (WLAN_RDG_NAV | (WLAN_TXOP_NAV << 16))
#define WLAN_RX_TSF_CFG         (WLAN_CCK_RX_TSF | (WLAN_OFDM_RX_TSF) << 8)
#define WLAN_PRE_TXCNT_TIME_TH          0x1E4

/* phy status page0 */
#define GET_PHY_STAT_P0_PWDB(phy_stat)                                         \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x00), GENMASK(15, 8))
#define GET_PHY_STAT_P0_VGA(phy_stat)                                          \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x03), GENMASK(12, 8))
#define GET_PHY_STAT_P0_LNA_L(phy_stat)                                        \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x03), GENMASK(15, 13))
#define GET_PHY_STAT_P0_LNA_H(phy_stat)                                        \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x03), BIT(23))
#define BIT_LNA_H_MASK BIT(3)
#define BIT_LNA_L_MASK GENMASK(2, 0)

/* phy status page1 */
#define GET_PHY_STAT_P1_PWDB_A(phy_stat)                                       \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x00), GENMASK(15, 8))
#define GET_PHY_STAT_P1_PWDB_B(phy_stat)                                       \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x00), GENMASK(23, 16))
#define GET_PHY_STAT_P1_RF_MODE(phy_stat)                                      \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x03), GENMASK(29, 28))
#define GET_PHY_STAT_P1_L_RXSC(phy_stat)                                       \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(11, 8))
#define GET_PHY_STAT_P1_HT_RXSC(phy_stat)                                      \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x01), GENMASK(15, 12))
#define GET_PHY_STAT_P1_RXEVM_A(phy_stat)                                      \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(7, 0))
#define GET_PHY_STAT_P1_RXEVM_B(phy_stat)                                      \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x04), GENMASK(15, 8))
#define GET_PHY_STAT_P1_CFO_TAIL_A(phy_stat)                                 \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x05), GENMASK(7, 0))
#define GET_PHY_STAT_P1_CFO_TAIL_B(phy_stat)                                 \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x05), GENMASK(15, 8))
#define GET_PHY_STAT_P1_RXSNR_A(phy_stat)                                      \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x06), GENMASK(7, 0))
#define GET_PHY_STAT_P1_RXSNR_B(phy_stat)                                      \
        le32_get_bits(*((__le32 *)(phy_stat) + 0x06), GENMASK(15, 8))

#define REG_SYS_CTRL    0x000
#define BIT_FEN_EN      BIT(26)
#define REG_INIRTS_RATE_SEL 0x0480
#define REG_HTSTFWT     0x800
#define REG_RXCCAMSK    0x814
#define REG_L1WT        0x83c
#define REG_L1PKWT      0x840
#define REG_MRC         0x850
#define REG_ADC40       0x8c8
#define REG_CHFIR       0x8f0
#define REG_CDDTXP      0x93c
#define REG_TXPSEL1     0x940
#define REG_ACBB0       0x948
#define REG_ACBBRXFIR   0x94c
#define REG_ACGG2TBL    0x958
#define REG_ADCINI      0xa04
#define REG_PWRTH       0xa08
#define REG_CCA_FLTR    0xa20
#define REG_TXSF2       0xa24
#define REG_TXSF6       0xa28
#define REG_RXDESC      0xa2c
#define REG_ENTXCCK     0xa80
#define BTG_LNA         0xfc84
#define WLG_LNA         0x7532
#define REG_ENRXCCA     0xa84
#define BTG_CCA         0x0e
#define WLG_CCA         0x12
#define REG_PWRTH2      0xaa8
#define REG_CSRATIO     0xaaa
#define REG_TXFILTER    0xaac
#define REG_AGCTR_A     0xc08
#define REG_TXDFIR      0xc20
#define REG_TRSW        0xca0
#define REG_RFESEL0     0xcb0
#define REG_RFESEL8     0xcb4
#define REG_RFECTL      0xcb8
#define B_BTG_SWITCH    BIT(16)
#define B_CTRL_SWITCH   BIT(18)
#define B_WL_SWITCH     (BIT(20) | BIT(22))
#define B_WLG_SWITCH    BIT(21)
#define B_WLA_SWITCH    BIT(23)
#define REG_RFEINV      0xcbc
#define REG_AGCTR_B     0xe08
#define REG_DMEM_CTRL   0x1080
#define BIT_WL_RST      BIT(16)
#define REG_ANTWT       0x1904
#define REG_IQKFAILMSK  0x1bf0
#define BIT_MASK_R_RFE_SEL_15   GENMASK(31, 28)
#define BIT_SDIO_INT BIT(18)
#define BT_CNT_ENABLE   0x1
#define BIT_BCN_QUEUE   BIT(3)
#define BCN_PRI_EN      0x1
#define PTA_CTRL_PIN    0x66
#define DPDT_CTRL_PIN   0x77
#define ANTDIC_CTRL_PIN 0x88
#define REG_CTRL_TYPE   0x67
#define BIT_CTRL_TYPE1  BIT(5)
#define BIT_CTRL_TYPE2  BIT(4)
#define CTRL_TYPE_MASK  GENMASK(15, 8)

#define RF18_BAND_MASK          (BIT(16) | BIT(9) | BIT(8))
#define RF18_BAND_2G            (0)
#define RF18_BAND_5G            (BIT(16) | BIT(8))
#define RF18_CHANNEL_MASK       (MASKBYTE0)
#define RF18_RFSI_MASK          (BIT(18) | BIT(17))
#define RF18_RFSI_GE            (BIT(17))
#define RF18_RFSI_GT            (BIT(18))
#define RF18_BW_MASK            (BIT(11) | BIT(10))
#define RF18_BW_20M             (BIT(11) | BIT(10))
#define RF18_BW_40M             (BIT(11))
#define RF18_BW_80M             (BIT(10))

#endif