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Commit c7ccb240 authored by Ping-Ke Shih's avatar Ping-Ke Shih Committed by Kalle Valo
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wifi: rtw89: 8922a: read efuse content via efuse map struct from logic map 

Define efuse map struct of RTW89_EFUSE_BLOCK_RF block, and read needed
data from efuse logic map into driver. Also, with efuse power-on state,
read MAC address via register interface according to HCI interface.
Signed-off-by: default avatarPing-Ke Shih <pkshih@realtek.com>
Signed-off-by: default avatarKalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20231117024029.113845-6-pkshih@realtek.com
parent e102ff4b
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drivers/net/wireless/realtek/rtw89/rtw8922a.c
View file @ c7ccb240
......@@ -26,6 +26,155 @@ static const struct rtw89_efuse_block_cfg rtw8922a_efuse_blocks[] = {
[RTW89_EFUSE_BLOCK_ADIE] = {.offset = 0x70000, .size = 0x10},
};
static void rtw8922a_efuse_parsing_tssi(struct rtw89_dev *rtwdev,
struct rtw8922a_efuse *map)
{
struct rtw8922a_tssi_offset *ofst[] = {&map->path_a_tssi, &map->path_b_tssi};
u8 *bw40_1s_tssi_6g_ofst[] = {map->bw40_1s_tssi_6g_a, map->bw40_1s_tssi_6g_b};
struct rtw89_tssi_info *tssi = &rtwdev->tssi;
u8 i, j;
tssi->thermal[RF_PATH_A] = map->path_a_therm;
tssi->thermal[RF_PATH_B] = map->path_b_therm;
for (i = 0; i < RF_PATH_NUM_8922A; i++) {
memcpy(tssi->tssi_cck[i], ofst[i]->cck_tssi,
sizeof(ofst[i]->cck_tssi));
for (j = 0; j < TSSI_CCK_CH_GROUP_NUM; j++)
rtw89_debug(rtwdev, RTW89_DBG_TSSI,
"[TSSI][EFUSE] path=%d cck[%d]=0x%x\n",
i, j, tssi->tssi_cck[i][j]);
memcpy(tssi->tssi_mcs[i], ofst[i]->bw40_tssi,
sizeof(ofst[i]->bw40_tssi));
memcpy(tssi->tssi_mcs[i] + TSSI_MCS_2G_CH_GROUP_NUM,
ofst[i]->bw40_1s_tssi_5g, sizeof(ofst[i]->bw40_1s_tssi_5g));
memcpy(tssi->tssi_6g_mcs[i], bw40_1s_tssi_6g_ofst[i],
sizeof(tssi->tssi_6g_mcs[i]));
for (j = 0; j < TSSI_MCS_CH_GROUP_NUM; j++)
rtw89_debug(rtwdev, RTW89_DBG_TSSI,
"[TSSI][EFUSE] path=%d mcs[%d]=0x%x\n",
i, j, tssi->tssi_mcs[i][j]);
}
}
static void rtw8922a_efuse_parsing_gain_offset(struct rtw89_dev *rtwdev,
struct rtw8922a_efuse *map)
{
struct rtw89_phy_efuse_gain *gain = &rtwdev->efuse_gain;
bool all_0xff = true, all_0x00 = true;
int i, j;
u8 t;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_2G_CCK] = map->rx_gain_a._2g_cck;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_2G_CCK] = map->rx_gain_b._2g_cck;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_2G_OFDM] = map->rx_gain_a._2g_ofdm;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_2G_OFDM] = map->rx_gain_b._2g_ofdm;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_5G_LOW] = map->rx_gain_a._5g_low;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_5G_LOW] = map->rx_gain_b._5g_low;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_5G_MID] = map->rx_gain_a._5g_mid;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_5G_MID] = map->rx_gain_b._5g_mid;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_5G_HIGH] = map->rx_gain_a._5g_high;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_5G_HIGH] = map->rx_gain_b._5g_high;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_L0] = map->rx_gain_6g_a._6g_l0;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_L0] = map->rx_gain_6g_b._6g_l0;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_L1] = map->rx_gain_6g_a._6g_l1;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_L1] = map->rx_gain_6g_b._6g_l1;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_M0] = map->rx_gain_6g_a._6g_m0;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_M0] = map->rx_gain_6g_b._6g_m0;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_M1] = map->rx_gain_6g_a._6g_m1;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_M1] = map->rx_gain_6g_b._6g_m1;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_H0] = map->rx_gain_6g_a._6g_h0;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_H0] = map->rx_gain_6g_b._6g_h0;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_H1] = map->rx_gain_6g_a._6g_h1;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_H1] = map->rx_gain_6g_b._6g_h1;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_UH0] = map->rx_gain_6g_a._6g_uh0;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_UH0] = map->rx_gain_6g_b._6g_uh0;
gain->offset[RF_PATH_A][RTW89_GAIN_OFFSET_6G_UH1] = map->rx_gain_6g_a._6g_uh1;
gain->offset[RF_PATH_B][RTW89_GAIN_OFFSET_6G_UH1] = map->rx_gain_6g_b._6g_uh1;
for (i = RF_PATH_A; i <= RF_PATH_B; i++)
for (j = 0; j < RTW89_GAIN_OFFSET_NR; j++) {
t = gain->offset[i][j];
if (t != 0xff)
all_0xff = false;
if (t != 0x0)
all_0x00 = false;
/* transform: sign-bit + U(7,2) to S(8,2) */
if (t & 0x80)
gain->offset[i][j] = (t ^ 0x7f) + 1;
}
gain->offset_valid = !all_0xff && !all_0x00;
}
static void rtw8922a_read_efuse_mac_addr(struct rtw89_dev *rtwdev, u32 addr)
{
struct rtw89_efuse *efuse = &rtwdev->efuse;
u16 val;
int i;
for (i = 0; i < ETH_ALEN; i += 2, addr += 2) {
val = rtw89_read16(rtwdev, addr);
efuse->addr[i] = val & 0xff;
efuse->addr[i + 1] = val >> 8;
}
}
static int rtw8922a_read_efuse_pci_sdio(struct rtw89_dev *rtwdev, u8 *log_map)
{
struct rtw89_efuse *efuse = &rtwdev->efuse;
if (rtwdev->hci.type == RTW89_HCI_TYPE_PCIE)
rtw8922a_read_efuse_mac_addr(rtwdev, 0x3104);
else
ether_addr_copy(efuse->addr, log_map + 0x001A);
return 0;
}
static int rtw8922a_read_efuse_usb(struct rtw89_dev *rtwdev, u8 *log_map)
{
rtw8922a_read_efuse_mac_addr(rtwdev, 0x4078);
return 0;
}
static int rtw8922a_read_efuse_rf(struct rtw89_dev *rtwdev, u8 *log_map)
{
struct rtw8922a_efuse *map = (struct rtw8922a_efuse *)log_map;
struct rtw89_efuse *efuse = &rtwdev->efuse;
efuse->rfe_type = map->rfe_type;
efuse->xtal_cap = map->xtal_k;
efuse->country_code[0] = map->country_code[0];
efuse->country_code[1] = map->country_code[1];
rtw8922a_efuse_parsing_tssi(rtwdev, map);
rtw8922a_efuse_parsing_gain_offset(rtwdev, map);
rtw89_info(rtwdev, "chip rfe_type is %d\n", efuse->rfe_type);
return 0;
}
static int rtw8922a_read_efuse(struct rtw89_dev *rtwdev, u8 *log_map,
enum rtw89_efuse_block block)
{
switch (block) {
case RTW89_EFUSE_BLOCK_HCI_DIG_PCIE_SDIO:
return rtw8922a_read_efuse_pci_sdio(rtwdev, log_map);
case RTW89_EFUSE_BLOCK_HCI_DIG_USB:
return rtw8922a_read_efuse_usb(rtwdev, log_map);
case RTW89_EFUSE_BLOCK_RF:
return rtw8922a_read_efuse_rf(rtwdev, log_map);
default:
return 0;
}
}
#ifdef CONFIG_PM
static const struct wiphy_wowlan_support rtw_wowlan_stub_8922a = {
.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT,
......@@ -36,6 +185,7 @@ static const struct wiphy_wowlan_support rtw_wowlan_stub_8922a = {
#endif
static const struct rtw89_chip_ops rtw8922a_chip_ops = {
.read_efuse = rtw8922a_read_efuse,
};
const struct rtw89_chip_info rtw8922a_chip_info = {
......
drivers/net/wireless/realtek/rtw89/rtw8922a.h
View file @ c7ccb240
......@@ -10,6 +10,64 @@
#define RF_PATH_NUM_8922A 2
#define BB_PATH_NUM_8922A 2
struct rtw8922a_tssi_offset {
u8 cck_tssi[TSSI_CCK_CH_GROUP_NUM];
u8 bw40_tssi[TSSI_MCS_2G_CH_GROUP_NUM];
u8 rsvd[7];
u8 bw40_1s_tssi_5g[TSSI_MCS_5G_CH_GROUP_NUM];
u8 bw_diff_5g[10];
} __packed;
struct rtw8922a_rx_gain {
u8 _2g_ofdm;
u8 _2g_cck;
u8 _5g_low;
u8 _5g_mid;
u8 _5g_high;
} __packed;
struct rtw8922a_rx_gain_6g {
u8 _6g_l0;
u8 _6g_l1;
u8 _6g_m0;
u8 _6g_m1;
u8 _6g_h0;
u8 _6g_h1;
u8 _6g_uh0;
u8 _6g_uh1;
} __packed;
struct rtw8922a_efuse {
u8 country_code[2];
u8 rsvd[0xe];
struct rtw8922a_tssi_offset path_a_tssi;
struct rtw8922a_tssi_offset path_b_tssi;
u8 rsvd1[0x54];
u8 channel_plan;
u8 xtal_k;
u8 rsvd2[0x7];
u8 board_info;
u8 rsvd3[0x8];
u8 rfe_type;
u8 rsvd4[0x5];
u8 path_a_therm;
u8 path_b_therm;
u8 rsvd5[0x2];
struct rtw8922a_rx_gain rx_gain_a;
struct rtw8922a_rx_gain rx_gain_b;
u8 rsvd6[0x22];
u8 bw40_1s_tssi_6g_a[TSSI_MCS_6G_CH_GROUP_NUM];
u8 rsvd7[0xa];
u8 bw40_1s_tssi_6g_b[TSSI_MCS_6G_CH_GROUP_NUM];
u8 rsvd8[0xa];
u8 bw40_1s_tssi_6g_c[TSSI_MCS_6G_CH_GROUP_NUM];
u8 rsvd9[0xa];
u8 bw40_1s_tssi_6g_d[TSSI_MCS_6G_CH_GROUP_NUM];
u8 rsvd10[0xa];
struct rtw8922a_rx_gain_6g rx_gain_6g_a;
struct rtw8922a_rx_gain_6g rx_gain_6g_b;
} __packed;
extern const struct rtw89_chip_info rtw8922a_chip_info;
#endif
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