From 8df8b5c2e8874fbcc0596f812be7285749fd0584 Mon Sep 17 00:00:00 2001 From: Jes Sorensen Date: Mon, 27 Jun 2016 15:19:04 -0400 Subject: [PATCH] rtl8xxxu: Add initial code to parse 8188eu efuse This obtains the MAC address, but work is still needed to handle TX power settings. Signed-off-by: Jes Sorensen --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 40 ++++++++++++++++++++++ .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 34 ++++++++++++++++++ 2 files changed, 74 insertions(+) --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -872,6 +872,45 @@ struct rtl8192eu_efuse { u8 res14[0xc3]; }; +struct rtl8188eu_efuse { + __le16 rtl_id; + u8 res0[0x0e]; + u8 cck_tx_power_index_A[3]; /* 0x10 */ + u8 cck_tx_power_index_B[3]; + u8 ht40_1s_tx_power_index_A[3]; /* 0x16 */ + u8 ht40_1s_tx_power_index_B[3]; + u8 res1[0x9c]; + u8 channel_plan; /* 0xb8 */ + u8 xtal_k; + u8 thermal_meter; + u8 iqk_lck; + u8 res2[5]; + u8 rf_board_option; + u8 rf_feature_option; + u8 rf_bt_setting; + u8 eeprom_version; + u8 eeprom_customer_id; + u8 res3[3]; + u8 rf_antenna_option; /* 0xc9 */ + u8 res4[6]; + u8 vid; /* 0xd0 */ + u8 res5[1]; + u8 pid; /* 0xd2 */ + u8 res6[1]; + u8 usb_optional_function; + u8 res7[2]; + u8 mac_addr[ETH_ALEN]; /* 0xd7 */ + u8 res8[2]; + u8 vendor_name[7]; + u8 res9[2]; + u8 device_name[0x0b]; /* 0xe8 */ + u8 res10[2]; + u8 serial[0x0b]; /* 0xf5 */ + u8 res11[0x30]; + u8 unknown[0x0d]; /* 0x130 */ + u8 res12[0xc3]; +}; + struct rtl8xxxu_reg8val { u16 reg; u8 val; @@ -1290,6 +1329,7 @@ struct rtl8xxxu_priv { struct rtl8723bu_efuse efuse8723bu; struct rtl8192cu_efuse efuse8192; struct rtl8192eu_efuse efuse8192eu; + struct rtl8188eu_efuse efuse8188eu; } efuse_wifi; u32 adda_backup[RTL8XXXU_ADDA_REGS]; u32 mac_backup[RTL8XXXU_MAC_REGS]; --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c @@ -42,6 +42,40 @@ static int rtl8188eu_parse_efuse(struct rtl8xxxu_priv *priv) { + struct rtl8188eu_efuse *efuse = &priv->efuse_wifi.efuse8188eu; + int i; + + if (efuse->rtl_id != cpu_to_le16(0x8129)) + return -EINVAL; + + ether_addr_copy(priv->mac_addr, efuse->mac_addr); + + memcpy(priv->cck_tx_power_index_A, efuse->cck_tx_power_index_A, + sizeof(efuse->cck_tx_power_index_A)); + memcpy(priv->cck_tx_power_index_B, efuse->cck_tx_power_index_B, + sizeof(efuse->cck_tx_power_index_B)); + + memcpy(priv->ht40_1s_tx_power_index_A, + priv->efuse_wifi.efuse8188eu.ht40_1s_tx_power_index_A, + sizeof(priv->ht40_1s_tx_power_index_A)); + memcpy(priv->ht40_1s_tx_power_index_B, + priv->efuse_wifi.efuse8188eu.ht40_1s_tx_power_index_B, + sizeof(priv->ht40_1s_tx_power_index_B)); + + dev_info(&priv->udev->dev, "Vendor: %.7s\n", efuse->vendor_name); + dev_info(&priv->udev->dev, "Product: %.11s\n", efuse->device_name); + dev_info(&priv->udev->dev, "Serial: %.11s\n", efuse->serial); + + if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) { + unsigned char *raw = priv->efuse_wifi.raw; + + dev_info(&priv->udev->dev, + "%s: dumping efuse (0x%02zx bytes):\n", + __func__, sizeof(struct rtl8188eu_efuse)); + for (i = 0; i < sizeof(struct rtl8188eu_efuse); i += 8) + dev_info(&priv->udev->dev, "%02x: %8ph\n", i, &raw[i]); + } + return 0; }