package/kernel/mac80211/patches/653-0003-rtl8xxxu-Add-initial-code-to-parse-8188eu-efuse.patch

   1 From 6d5b4ef30046d74efe773613767d13d9ab95ed3d Mon Sep 17 00:00:00 2001
   2 From: Jes Sorensen <Jes.Sorensen@redhat.com>
   3 Date: Mon, 27 Jun 2016 15:19:04 -0400
   4 Subject: [PATCH] rtl8xxxu: Add initial code to parse 8188eu efuse
   5
   6 This obtains the MAC address, but work is still needed to handle TX
   7 power settings.
   8
   9 Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
  10 ---
  11  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h   | 40 ++++++++++++++++++++++
  12  .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 34 ++++++++++++++++++
  13  2 files changed, 74 insertions(+)
  14
  15 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
  16 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
  17 @@ -872,6 +872,45 @@ struct rtl8192eu_efuse {
  18         u8 res14[0xc3];
  19  };
  20
  21 +struct rtl8188eu_efuse {
  22 +       __le16 rtl_id;
  23 +       u8 res0[0x0e];
  24 +       u8 cck_tx_power_index_A[3];     /* 0x10 */
  25 +       u8 cck_tx_power_index_B[3];
  26 +       u8 ht40_1s_tx_power_index_A[3]; /* 0x16 */
  27 +       u8 ht40_1s_tx_power_index_B[3];
  28 +       u8 res1[0x9c];
  29 +       u8 channel_plan;                /* 0xb8 */
  30 +       u8 xtal_k;
  31 +       u8 thermal_meter;
  32 +       u8 iqk_lck;
  33 +       u8 res2[5];
  34 +       u8 rf_board_option;
  35 +       u8 rf_feature_option;
  36 +       u8 rf_bt_setting;
  37 +       u8 eeprom_version;
  38 +       u8 eeprom_customer_id;
  39 +       u8 res3[3];
  40 +       u8 rf_antenna_option;           /* 0xc9 */
  41 +       u8 res4[6];
  42 +       u8 vid;                         /* 0xd0 */
  43 +       u8 res5[1];
  44 +       u8 pid;                         /* 0xd2 */
  45 +       u8 res6[1];
  46 +       u8 usb_optional_function;
  47 +       u8 res7[2];
  48 +       u8 mac_addr[ETH_ALEN];          /* 0xd7 */
  49 +       u8 res8[2];
  50 +       u8 vendor_name[7];
  51 +       u8 res9[2];
  52 +       u8 device_name[0x0b];           /* 0xe8 */
  53 +       u8 res10[2];
  54 +       u8 serial[0x0b];                /* 0xf5 */
  55 +       u8 res11[0x30];
  56 +       u8 unknown[0x0d];               /* 0x130 */
  57 +       u8 res12[0xc3];
  58 +};
  59 +
  60  struct rtl8xxxu_reg8val {
  61         u16 reg;
  62         u8 val;
  63 @@ -1290,6 +1329,7 @@ struct rtl8xxxu_priv {
  64                 struct rtl8723bu_efuse efuse8723bu;
  65                 struct rtl8192cu_efuse efuse8192;
  66                 struct rtl8192eu_efuse efuse8192eu;
  67 +               struct rtl8188eu_efuse efuse8188eu;
  68         } efuse_wifi;
  69         u32 adda_backup[RTL8XXXU_ADDA_REGS];
  70         u32 mac_backup[RTL8XXXU_MAC_REGS];
  71 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c
  72 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c
  73 @@ -42,6 +42,40 @@
  74
  75  static int rtl8188eu_parse_efuse(struct rtl8xxxu_priv *priv)
  76  {
  77 +       struct rtl8188eu_efuse *efuse = &priv->efuse_wifi.efuse8188eu;
  78 +       int i;
  79 +
  80 +       if (efuse->rtl_id != cpu_to_le16(0x8129))
  81 +               return -EINVAL;
  82 +
  83 +       ether_addr_copy(priv->mac_addr, efuse->mac_addr);
  84 +
  85 +       memcpy(priv->cck_tx_power_index_A, efuse->cck_tx_power_index_A,
  86 +              sizeof(efuse->cck_tx_power_index_A));
  87 +       memcpy(priv->cck_tx_power_index_B, efuse->cck_tx_power_index_B,
  88 +              sizeof(efuse->cck_tx_power_index_B));
  89 +
  90 +       memcpy(priv->ht40_1s_tx_power_index_A,
  91 +              priv->efuse_wifi.efuse8188eu.ht40_1s_tx_power_index_A,
  92 +              sizeof(priv->ht40_1s_tx_power_index_A));
  93 +       memcpy(priv->ht40_1s_tx_power_index_B,
  94 +              priv->efuse_wifi.efuse8188eu.ht40_1s_tx_power_index_B,
  95 +              sizeof(priv->ht40_1s_tx_power_index_B));
  96 +
  97 +       dev_info(&priv->udev->dev, "Vendor: %.7s\n", efuse->vendor_name);
  98 +       dev_info(&priv->udev->dev, "Product: %.11s\n", efuse->device_name);
  99 +       dev_info(&priv->udev->dev, "Serial: %.11s\n", efuse->serial);
 100 +
 101 +       if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) {
 102 +               unsigned char *raw = priv->efuse_wifi.raw;
 103 +
 104 +               dev_info(&priv->udev->dev,
 105 +                        "%s: dumping efuse (0x%02zx bytes):\n",
 106 +                        __func__, sizeof(struct rtl8188eu_efuse));
 107 +               for (i = 0; i < sizeof(struct rtl8188eu_efuse); i += 8)
 108 +                       dev_info(&priv->udev->dev, "%02x: %8ph\n", i, &raw[i]);
 109 +       }
 110 +
 111         return 0;
 112  }
 113