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-rw-r--r--drivers/net/wireless/realtek/rtw89/core.h2
-rw-r--r--drivers/net/wireless/realtek/rtw89/efuse.c160
-rw-r--r--drivers/net/wireless/realtek/rtw89/mac.c24
-rw-r--r--drivers/net/wireless/realtek/rtw89/mac.h12
-rw-r--r--drivers/net/wireless/realtek/rtw89/reg.h11
-rw-r--r--drivers/net/wireless/realtek/rtw89/rtw8852a.c2
-rw-r--r--drivers/net/wireless/realtek/rtw89/rtw8852c.c6
7 files changed, 208 insertions, 9 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h
index 348fbbca254c..6013f73ed7ca 100644
--- a/drivers/net/wireless/realtek/rtw89/core.h
+++ b/drivers/net/wireless/realtek/rtw89/core.h
@@ -2276,6 +2276,8 @@ struct rtw89_chip_info {
u32 physical_efuse_size;
u32 logical_efuse_size;
u32 limit_efuse_size;
+ u32 dav_phy_efuse_size;
+ u32 dav_log_efuse_size;
u32 phycap_addr;
u32 phycap_size;
diff --git a/drivers/net/wireless/realtek/rtw89/efuse.c b/drivers/net/wireless/realtek/rtw89/efuse.c
index c0b80f3da56c..7bd4f8558e03 100644
--- a/drivers/net/wireless/realtek/rtw89/efuse.c
+++ b/drivers/net/wireless/realtek/rtw89/efuse.c
@@ -4,6 +4,7 @@
#include "debug.h"
#include "efuse.h"
+#include "mac.h"
#include "reg.h"
enum rtw89_efuse_bank {
@@ -16,6 +17,9 @@ static int rtw89_switch_efuse_bank(struct rtw89_dev *rtwdev,
{
u8 val;
+ if (rtwdev->chip->chip_id != RTL8852A)
+ return 0;
+
val = rtw89_read32_mask(rtwdev, R_AX_EFUSE_CTRL_1,
B_AX_EF_CELL_SEL_MASK);
if (bank == val)
@@ -32,14 +36,61 @@ static int rtw89_switch_efuse_bank(struct rtw89_dev *rtwdev,
return -EBUSY;
}
-static int rtw89_dump_physical_efuse_map(struct rtw89_dev *rtwdev, u8 *map,
- u32 dump_addr, u32 dump_size)
+static void rtw89_enable_otp_burst_mode(struct rtw89_dev *rtwdev, bool en)
+{
+ if (en)
+ rtw89_write32_set(rtwdev, R_AX_EFUSE_CTRL_1_V1, B_AX_EF_BURST);
+ else
+ rtw89_write32_clr(rtwdev, R_AX_EFUSE_CTRL_1_V1, B_AX_EF_BURST);
+}
+
+static void rtw89_enable_efuse_pwr_cut_ddv(struct rtw89_dev *rtwdev)
+{
+ enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id;
+ struct rtw89_hal *hal = &rtwdev->hal;
+
+ if (chip_id == RTL8852A)
+ return;
+
+ rtw89_write8_set(rtwdev, R_AX_PMC_DBG_CTRL2, B_AX_SYSON_DIS_PMCR_AX_WRMSK);
+ rtw89_write16_set(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_PWC_EV2EF_B14);
+
+ fsleep(1000);
+
+ rtw89_write16_set(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_PWC_EV2EF_B15);
+ rtw89_write16_clr(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_ISO_EB2CORE);
+ if (chip_id == RTL8852B && hal->cv == CHIP_CAV)
+ rtw89_enable_otp_burst_mode(rtwdev, true);
+}
+
+static void rtw89_disable_efuse_pwr_cut_ddv(struct rtw89_dev *rtwdev)
+{
+ enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id;
+ struct rtw89_hal *hal = &rtwdev->hal;
+
+ if (chip_id == RTL8852A)
+ return;
+
+ if (chip_id == RTL8852B && hal->cv == CHIP_CAV)
+ rtw89_enable_otp_burst_mode(rtwdev, false);
+
+ rtw89_write16_set(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_ISO_EB2CORE);
+ rtw89_write16_clr(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_PWC_EV2EF_B15);
+
+ fsleep(1000);
+
+ rtw89_write16_clr(rtwdev, R_AX_SYS_ISO_CTRL, B_AX_PWC_EV2EF_B14);
+ rtw89_write8_clr(rtwdev, R_AX_PMC_DBG_CTRL2, B_AX_SYSON_DIS_PMCR_AX_WRMSK);
+}
+
+static int rtw89_dump_physical_efuse_map_ddv(struct rtw89_dev *rtwdev, u8 *map,
+ u32 dump_addr, u32 dump_size)
{
u32 efuse_ctl;
u32 addr;
int ret;
- rtw89_switch_efuse_bank(rtwdev, RTW89_EFUSE_BANK_WIFI);
+ rtw89_enable_efuse_pwr_cut_ddv(rtwdev);
for (addr = dump_addr; addr < dump_addr + dump_size; addr++) {
efuse_ctl = u32_encode_bits(addr, B_AX_EF_ADDR_MASK);
@@ -54,6 +105,74 @@ static int rtw89_dump_physical_efuse_map(struct rtw89_dev *rtwdev, u8 *map,
*map++ = (u8)(efuse_ctl & 0xff);
}
+ rtw89_disable_efuse_pwr_cut_ddv(rtwdev);
+
+ return 0;
+}
+
+static int rtw89_dump_physical_efuse_map_dav(struct rtw89_dev *rtwdev, u8 *map,
+ u32 dump_addr, u32 dump_size)
+{
+ u32 addr;
+ u8 val8;
+ int err;
+ int ret;
+
+ for (addr = dump_addr; addr < dump_addr + dump_size; addr++) {
+ ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_CTRL, 0x40, FULL_BIT_MASK);
+ if (ret)
+ return ret;
+ ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_LOW_ADDR,
+ addr & 0xff, XTAL_SI_LOW_ADDR_MASK);
+ if (ret)
+ return ret;
+ ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_CTRL, addr >> 8,
+ XTAL_SI_HIGH_ADDR_MASK);
+ if (ret)
+ return ret;
+ ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_CTRL, 0,
+ XTAL_SI_MODE_SEL_MASK);
+ if (ret)
+ return ret;
+
+ ret = read_poll_timeout_atomic(rtw89_mac_read_xtal_si, err,
+ !err && (val8 & XTAL_SI_RDY),
+ 1, 10000, false,
+ rtwdev, XTAL_SI_CTRL, &val8);
+ if (ret) {
+ rtw89_warn(rtwdev, "failed to read dav efuse\n");
+ return ret;
+ }
+
+ ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_READ_VAL, &val8);
+ if (ret)
+ return ret;
+ *map++ = val8;
+ }
+
+ return 0;
+}
+
+static int rtw89_dump_physical_efuse_map(struct rtw89_dev *rtwdev, u8 *map,
+ u32 dump_addr, u32 dump_size, bool dav)
+{
+ int ret;
+
+ if (!map || dump_size == 0)
+ return 0;
+
+ rtw89_switch_efuse_bank(rtwdev, RTW89_EFUSE_BANK_WIFI);
+
+ if (dav) {
+ ret = rtw89_dump_physical_efuse_map_dav(rtwdev, map, dump_addr, dump_size);
+ if (ret)
+ return ret;
+ } else {
+ ret = rtw89_dump_physical_efuse_map_ddv(rtwdev, map, dump_addr, dump_size);
+ if (ret)
+ return ret;
+ }
+
return 0;
}
@@ -78,6 +197,9 @@ static int rtw89_dump_logical_efuse_map(struct rtw89_dev *rtwdev, u8 *phy_map,
u8 word_en;
int i;
+ if (!phy_map)
+ return 0;
+
while (phy_idx < physical_size - sec_ctrl_size) {
hdr1 = phy_map[phy_idx];
hdr2 = phy_map[phy_idx + 1];
@@ -109,8 +231,13 @@ int rtw89_parse_efuse_map(struct rtw89_dev *rtwdev)
{
u32 phy_size = rtwdev->chip->physical_efuse_size;
u32 log_size = rtwdev->chip->logical_efuse_size;
+ u32 dav_phy_size = rtwdev->chip->dav_phy_efuse_size;
+ u32 dav_log_size = rtwdev->chip->dav_log_efuse_size;
+ u32 full_log_size = log_size + dav_log_size;
u8 *phy_map = NULL;
u8 *log_map = NULL;
+ u8 *dav_phy_map = NULL;
+ u8 *dav_log_map = NULL;
int ret;
if (rtw89_read16(rtwdev, R_AX_SYS_WL_EFUSE_CTRL) & B_AX_AUTOLOAD_SUS)
@@ -119,27 +246,41 @@ int rtw89_parse_efuse_map(struct rtw89_dev *rtwdev)
rtw89_warn(rtwdev, "failed to check efuse autoload\n");
phy_map = kmalloc(phy_size, GFP_KERNEL);
- log_map = kmalloc(log_size, GFP_KERNEL);
+ log_map = kmalloc(full_log_size, GFP_KERNEL);
+ if (dav_phy_size && dav_log_size) {
+ dav_phy_map = kmalloc(dav_phy_size, GFP_KERNEL);
+ dav_log_map = log_map + log_size;
+ }
- if (!phy_map || !log_map) {
+ if (!phy_map || !log_map || (dav_phy_size && !dav_phy_map)) {
ret = -ENOMEM;
goto out_free;
}
- ret = rtw89_dump_physical_efuse_map(rtwdev, phy_map, 0, phy_size);
+ ret = rtw89_dump_physical_efuse_map(rtwdev, phy_map, 0, phy_size, false);
if (ret) {
rtw89_warn(rtwdev, "failed to dump efuse physical map\n");
goto out_free;
}
+ ret = rtw89_dump_physical_efuse_map(rtwdev, dav_phy_map, 0, dav_phy_size, true);
+ if (ret) {
+ rtw89_warn(rtwdev, "failed to dump efuse dav physical map\n");
+ goto out_free;
+ }
- memset(log_map, 0xff, log_size);
+ memset(log_map, 0xff, full_log_size);
ret = rtw89_dump_logical_efuse_map(rtwdev, phy_map, log_map);
if (ret) {
rtw89_warn(rtwdev, "failed to dump efuse logical map\n");
goto out_free;
}
+ ret = rtw89_dump_logical_efuse_map(rtwdev, dav_phy_map, dav_log_map);
+ if (ret) {
+ rtw89_warn(rtwdev, "failed to dump efuse dav logical map\n");
+ goto out_free;
+ }
- rtw89_hex_dump(rtwdev, RTW89_DBG_FW, "log_map: ", log_map, log_size);
+ rtw89_hex_dump(rtwdev, RTW89_DBG_FW, "log_map: ", log_map, full_log_size);
ret = rtwdev->chip->ops->read_efuse(rtwdev, log_map);
if (ret) {
@@ -148,6 +289,7 @@ int rtw89_parse_efuse_map(struct rtw89_dev *rtwdev)
}
out_free:
+ kfree(dav_phy_map);
kfree(log_map);
kfree(phy_map);
@@ -169,7 +311,7 @@ int rtw89_parse_phycap_map(struct rtw89_dev *rtwdev)
return -ENOMEM;
ret = rtw89_dump_physical_efuse_map(rtwdev, phycap_map,
- phycap_addr, phycap_size);
+ phycap_addr, phycap_size, false);
if (ret) {
rtw89_warn(rtwdev, "failed to dump phycap map\n");
goto out_free;
diff --git a/drivers/net/wireless/realtek/rtw89/mac.c b/drivers/net/wireless/realtek/rtw89/mac.c
index 0081cfbfea04..8fbdfd983cc5 100644
--- a/drivers/net/wireless/realtek/rtw89/mac.c
+++ b/drivers/net/wireless/realtek/rtw89/mac.c
@@ -4074,3 +4074,27 @@ int rtw89_mac_write_xtal_si(struct rtw89_dev *rtwdev, u8 offset, u8 val, u8 mask
return 0;
}
EXPORT_SYMBOL(rtw89_mac_write_xtal_si);
+
+int rtw89_mac_read_xtal_si(struct rtw89_dev *rtwdev, u8 offset, u8 *val)
+{
+ u32 val32;
+ int ret;
+
+ val32 = FIELD_PREP(B_AX_WL_XTAL_SI_ADDR_MASK, offset) |
+ FIELD_PREP(B_AX_WL_XTAL_SI_DATA_MASK, 0x00) |
+ FIELD_PREP(B_AX_WL_XTAL_SI_BITMASK_MASK, 0x00) |
+ FIELD_PREP(B_AX_WL_XTAL_SI_MODE_MASK, XTAL_SI_NORMAL_READ) |
+ FIELD_PREP(B_AX_WL_XTAL_SI_CMD_POLL, 1);
+ rtw89_write32(rtwdev, R_AX_WLAN_XTAL_SI_CTRL, val32);
+
+ ret = read_poll_timeout(rtw89_read32, val32, !(val32 & B_AX_WL_XTAL_SI_CMD_POLL),
+ 50, 50000, false, rtwdev, R_AX_WLAN_XTAL_SI_CTRL);
+ if (ret) {
+ rtw89_warn(rtwdev, "xtal si not ready(R): offset=%x\n", offset);
+ return ret;
+ }
+
+ *val = rtw89_read8(rtwdev, R_AX_WLAN_XTAL_SI_CTRL + 1);
+
+ return 0;
+}
diff --git a/drivers/net/wireless/realtek/rtw89/mac.h b/drivers/net/wireless/realtek/rtw89/mac.h
index e74806d33307..2f707c817fa7 100644
--- a/drivers/net/wireless/realtek/rtw89/mac.h
+++ b/drivers/net/wireless/realtek/rtw89/mac.h
@@ -885,11 +885,21 @@ int rtw89_mac_get_tx_retry_limit(struct rtw89_dev *rtwdev,
enum rtw89_mac_xtal_si_offset {
XTAL_SI_XTAL_SC_XI = 0x04,
XTAL_SI_XTAL_SC_XO = 0x05,
+ XTAL_SI_PWR_CUT = 0x10,
+#define XTAL_SI_SMALL_PWR_CUT BIT(0)
+#define XTAL_SI_BIG_PWR_CUT BIT(1)
XTAL_SI_XTAL_XMD_2 = 0x24,
#define XTAL_SI_LDO_LPS GENMASK(6, 4)
XTAL_SI_XTAL_XMD_4 = 0x26,
#define XTAL_SI_LPS_CAP GENMASK(3, 0)
XTAL_SI_CV = 0x41,
+ XTAL_SI_LOW_ADDR = 0x62,
+#define XTAL_SI_LOW_ADDR_MASK GENMASK(7, 0)
+ XTAL_SI_CTRL = 0x63,
+#define XTAL_SI_MODE_SEL_MASK GENMASK(7, 6)
+#define XTAL_SI_RDY BIT(5)
+#define XTAL_SI_HIGH_ADDR_MASK GENMASK(2, 0)
+ XTAL_SI_READ_VAL = 0x7A,
XTAL_SI_WL_RFC_S0 = 0x80,
#define XTAL_SI_RF00 BIT(0)
XTAL_SI_WL_RFC_S1 = 0x81,
@@ -904,8 +914,10 @@ enum rtw89_mac_xtal_si_offset {
#define XTAL_SI_PON_EI BIT(1)
#define XTAL_SI_PON_WEI BIT(0)
XTAL_SI_SRAM_CTRL = 0xA1,
+#define FULL_BIT_MASK GENMASK(7, 0)
};
int rtw89_mac_write_xtal_si(struct rtw89_dev *rtwdev, u8 offset, u8 val, u8 mask);
+int rtw89_mac_read_xtal_si(struct rtw89_dev *rtwdev, u8 offset, u8 *val);
#endif
diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h
index 222aaddbff62..ec5e70b86600 100644
--- a/drivers/net/wireless/realtek/rtw89/reg.h
+++ b/drivers/net/wireless/realtek/rtw89/reg.h
@@ -61,6 +61,17 @@
#define B_AX_EF_ADDR_MASK GENMASK(26, 16)
#define B_AX_EF_DATA_MASK GENMASK(15, 0)
+#define R_AX_EFUSE_CTRL_1_V1 0x0038
+#define B_AX_EF_ENT BIT(31)
+#define B_AX_EF_BURST BIT(19)
+#define B_AX_EF_TEST_SEL_MASK GENMASK(18, 16)
+#define B_AX_EF_TROW_EN BIT(15)
+#define B_AX_EF_ERR_FLAG BIT(14)
+#define B_AX_EF_DSB_EN BIT(11)
+#define B_AX_PCIE_CALIB_EN_V1 BIT(12)
+#define B_AX_WDT_WAKE_PCIE_EN BIT(10)
+#define B_AX_WDT_WAKE_USB_EN BIT(9)
+
#define R_AX_GPIO_MUXCFG 0x0040
#define B_AX_BOOT_MODE BIT(19)
#define B_AX_WL_EECS_EXT_32K_SEL BIT(18)
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a.c b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
index 4eb03dde3413..c429eeae1b56 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852a.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852a.c
@@ -2063,6 +2063,8 @@ const struct rtw89_chip_info rtw8852a_chip_info = {
.physical_efuse_size = 1216,
.logical_efuse_size = 1536,
.limit_efuse_size = 1152,
+ .dav_phy_efuse_size = 0,
+ .dav_log_efuse_size = 0,
.phycap_addr = 0x580,
.phycap_size = 128,
.para_ver = 0x05050864,
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c
index 55dca693cb5a..e17e0ab75d0e 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c
@@ -232,6 +232,12 @@ const struct rtw89_chip_info rtw8852c_chip_info = {
.dle_mem = rtw8852c_dle_mem_pcie,
.pwr_on_seq = NULL,
.pwr_off_seq = NULL,
+ .sec_ctrl_efuse_size = 4,
+ .physical_efuse_size = 1216,
+ .logical_efuse_size = 2048,
+ .limit_efuse_size = 1280,
+ .dav_phy_efuse_size = 96,
+ .dav_log_efuse_size = 16,
.hci_func_en_addr = R_AX_HCI_FUNC_EN_V1,
.h2c_ctrl_reg = R_AX_H2CREG_CTRL_V1,
.h2c_regs = rtw8852c_h2c_regs,
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-31 09:52:01 +0000