package/kernel/mac80211/patches/653-0039-rtl8xxxu-Implement-8188eu-specific-8051-reset-functi.patch

   1 From 660a287a0a32ce9f8be9b3ad625c597ad1ed38a2 Mon Sep 17 00:00:00 2001
   2 From: Jes Sorensen <Jes.Sorensen@redhat.com>
   3 Date: Wed, 10 Aug 2016 15:40:30 -0400
   4 Subject: [PATCH] rtl8xxxu: Implement 8188eu specific 8051 reset function
   5
   6 The 8188eu doesn't seem to require the additional hacks used on some
   7 other chips.
   8
   9 Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
  10 ---
  11  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c | 14 +++++++++++++-
  12  1 file changed, 13 insertions(+), 1 deletion(-)
  13
  14 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c
  15 +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c
  16 @@ -505,6 +505,18 @@ static int rtl8188eu_parse_efuse(struct
  17         return 0;
  18  }
  19
  20 +void rtl8188eu_reset_8051(struct rtl8xxxu_priv *priv)
  21 +{
  22 +       u16 sys_func;
  23 +
  24 +       sys_func = rtl8xxxu_read16(priv, REG_SYS_FUNC);
  25 +       sys_func &= ~SYS_FUNC_CPU_ENABLE;
  26 +       rtl8xxxu_write16(priv, REG_SYS_FUNC, sys_func);
  27 +
  28 +       sys_func |= SYS_FUNC_CPU_ENABLE;
  29 +       rtl8xxxu_write16(priv, REG_SYS_FUNC, sys_func);
  30 +}
  31 +
  32  static int rtl8188eu_load_firmware(struct rtl8xxxu_priv *priv)
  33  {
  34         char *fw_name;
  35 @@ -1204,7 +1216,7 @@ struct rtl8xxxu_fileops rtl8188eu_fops =
  36         .load_firmware = rtl8188eu_load_firmware,
  37         .power_on = rtl8188eu_power_on,
  38         .power_off = rtl8xxxu_power_off,
  39 -       .reset_8051 = rtl8xxxu_reset_8051,
  40 +       .reset_8051 = rtl8188eu_reset_8051,
  41         .llt_init = rtl8xxxu_auto_llt_table,
  42         .init_phy_bb = rtl8188eu_init_phy_bb,
  43         .init_phy_rf = rtl8188eu_init_phy_rf,