drivers/net/wireless/rockchip_wlan/rtl8723cs/hal/btc/halbtc8821cwifionly.c

   1 #include "mp_precomp.h"
   2
   3 static struct   rfe_type_8821c_wifi_only        gl_rfe_type_8821c_1ant;
   4 static struct   rfe_type_8821c_wifi_only        *rfe_type = &gl_rfe_type_8821c_1ant;
   5
   6
   7
   8 VOID hal8821c_wifi_only_switch_antenna(
   9         IN struct wifi_only_cfg *pwifionlycfg,
  10         IN u1Byte is_5g
  11         )
  12 {
  13         boolean switch_polatiry_inverse = false;
  14         u8      regval_0xcb7 = 0;
  15         u8      pos_type, ctrl_type;
  16
  17         if (!rfe_type->ext_ant_switch_exist)
  18                 return;
  19
  20         /* swap control polarity if use different switch control polarity*/
  21         /*      Normal switch polarity for DPDT, 0xcb4[29:28] = 2b'01 => BTG to Main, WLG to Aux,  0xcb4[29:28] = 2b'10 => BTG to Aux, WLG to Main */
  22         /*      Normal switch polarity for SPDT, 0xcb4[29:28] = 2b'01 => Ant to BTG,  0xcb4[29:28] = 2b'10 => Ant to WLG */
  23         if (rfe_type->ext_ant_switch_ctrl_polarity)
  24                 switch_polatiry_inverse =  !switch_polatiry_inverse;
  25
  26         /* swap control polarity if 1-Ant at Aux */
  27         if (rfe_type->ant_at_main_port == false)
  28                 switch_polatiry_inverse =  !switch_polatiry_inverse;
  29
  30         if (is_5g)
  31                 pos_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLA;
  32         else
  33                 pos_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLG;
  34
  35         switch (pos_type) {
  36         default:
  37         case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLA:
  38
  39                 break;
  40         case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLG:
  41                 if (!rfe_type->wlg_Locate_at_btg)
  42                         switch_polatiry_inverse =  !switch_polatiry_inverse;
  43                 break;
  44         }
  45
  46         if (pwifionlycfg->haldata_info.ant_div_cfg)
  47                 ctrl_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_ANTDIV;
  48         else
  49                 ctrl_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_BBSW;
  50
  51
  52         switch (ctrl_type) {
  53         default:
  54         case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_BBSW:
  55                 halwifionly_phy_set_bb_reg(pwifionlycfg, 0x4c,  0x01800000, 0x2);
  56
  57                 /* BB SW, DPDT use RFE_ctrl8 and RFE_ctrl9 as control pin */
  58                 halwifionly_phy_set_bb_reg(pwifionlycfg, 0xcb4, 0x000000ff,     0x77);
  59
  60                 regval_0xcb7 = (switch_polatiry_inverse == false ? 0x1 : 0x2);
  61
  62                 /* 0xcb4[29:28] = 2b'01 for no switch_polatiry_inverse, DPDT_SEL_N =1, DPDT_SEL_P =0 */
  63                 halwifionly_phy_set_bb_reg(pwifionlycfg, 0xcb4, 0x30000000,     regval_0xcb7);
  64                 break;
  65
  66         case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_ANTDIV:
  67                 halwifionly_phy_set_bb_reg(pwifionlycfg, 0x4c,  0x01800000, 0x2);
  68
  69                 /* BB SW, DPDT use RFE_ctrl8 and RFE_ctrl9 as control pin */
  70                 halwifionly_phy_set_bb_reg(pwifionlycfg, 0xcb4, 0x000000ff,     0x88);
  71
  72                 /* no regval_0xcb7 setup required, because      antenna switch control value by antenna diversity */
  73
  74                 break;
  75
  76         }
  77
  78 }
  79
  80
  81 VOID halbtc8821c_wifi_only_set_rfe_type(
  82         IN struct wifi_only_cfg *pwifionlycfg
  83         )
  84 {
  85
  86         /* the following setup should be got from Efuse in the future */
  87         rfe_type->rfe_module_type = (pwifionlycfg->haldata_info.rfe_type) & 0x1f;
  88
  89         rfe_type->ext_ant_switch_ctrl_polarity = 0;
  90
  91         switch (rfe_type->rfe_module_type) {
  92         case 0:
  93         default:
  94                 rfe_type->ext_ant_switch_exist = true;
  95                 rfe_type->ext_ant_switch_type =
  96                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT;          /*2-Ant, DPDT, WLG*/
  97                 rfe_type->wlg_Locate_at_btg = false;
  98                 rfe_type->ant_at_main_port = true;
  99                 break;
 100         case 1:
 101                 rfe_type->ext_ant_switch_exist = true;
 102                 rfe_type->ext_ant_switch_type =
 103                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_SPDT;          /*1-Ant, Main, DPDT or SPDT, WLG */
 104                 rfe_type->wlg_Locate_at_btg = false;
 105                 rfe_type->ant_at_main_port = true;
 106                 break;
 107         case 2:
 108                 rfe_type->ext_ant_switch_exist = true;
 109                 rfe_type->ext_ant_switch_type =
 110                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_SPDT;            /*1-Ant, Main, DPDT or SPDT, BTG */
 111                 rfe_type->wlg_Locate_at_btg = true;
 112                 rfe_type->ant_at_main_port = true;
 113                 break;
 114         case 3:
 115                 rfe_type->ext_ant_switch_exist = true;
 116                 rfe_type->ext_ant_switch_type =
 117                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT;          /*1-Ant, Aux, DPDT, WLG */
 118                 rfe_type->wlg_Locate_at_btg = false;
 119                 rfe_type->ant_at_main_port = false;
 120                 break;
 121         case 4:
 122                 rfe_type->ext_ant_switch_exist = true;
 123                 rfe_type->ext_ant_switch_type =
 124                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT;          /*1-Ant, Aux, DPDT, BTG */
 125                 rfe_type->wlg_Locate_at_btg = true;
 126                 rfe_type->ant_at_main_port = false;
 127                 break;
 128         case 5:
 129                 rfe_type->ext_ant_switch_exist = false;                                  /*2-Ant, no antenna switch, WLG*/
 130                 rfe_type->ext_ant_switch_type =
 131                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_NONE;
 132                 rfe_type->wlg_Locate_at_btg = false;
 133                 rfe_type->ant_at_main_port = true;
 134                 break;
 135         case 6:
 136                 rfe_type->ext_ant_switch_exist = false;                          /*2-Ant, no antenna switch, WLG*/
 137                 rfe_type->ext_ant_switch_type =
 138                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_NONE;
 139                 rfe_type->wlg_Locate_at_btg = false;
 140                 rfe_type->ant_at_main_port = true;
 141                 break;
 142         case 7:
 143                 rfe_type->ext_ant_switch_exist = true;                          /*2-Ant, DPDT, BTG*/
 144                 rfe_type->ext_ant_switch_type =
 145                         BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT;
 146                 rfe_type->wlg_Locate_at_btg = true;
 147                 rfe_type->ant_at_main_port = true;
 148                 break;
 149         }
 150
 151 }
 152
 153
 154 VOID
 155 ex_hal8821c_wifi_only_hw_config(
 156         IN struct wifi_only_cfg *pwifionlycfg
 157         )
 158 {
 159         halbtc8821c_wifi_only_set_rfe_type(pwifionlycfg);
 160
 161         /* set gnt_wl, gnt_bt control owner to WL*/
 162         halwifionly_phy_set_bb_reg(pwifionlycfg, 0x70, 0x400000, 0x1);
 163
 164         /*gnt_wl=1 , gnt_bt=0*/
 165         halwifionly_phy_set_bb_reg(pwifionlycfg, 0x1704, 0xffffffff, 0x7700);
 166         halwifionly_phy_set_bb_reg(pwifionlycfg, 0x1700, 0xffffffff, 0xc00f0038);
 167 }
 168
 169 VOID
 170 ex_hal8821c_wifi_only_scannotify(
 171         IN struct wifi_only_cfg *pwifionlycfg,
 172         IN u1Byte  is_5g
 173         )
 174 {
 175         hal8821c_wifi_only_switch_antenna(pwifionlycfg, is_5g);
 176 }
 177
 178 VOID
 179 ex_hal8821c_wifi_only_switchbandnotify(
 180         IN struct wifi_only_cfg *pwifionlycfg,
 181         IN u1Byte  is_5g
 182         )
 183 {
 184         hal8821c_wifi_only_switch_antenna(pwifionlycfg, is_5g);
 185 }
 186