rtlwifi: rtl8192cu: Convert driver to use common hardware info routine

The driver for RTL8192CU chips is converted to use the common routine
for getting the hardware information.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
index ae1129f..8789752 100644 (file)
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
@@ -347,56 +347,24 @@ static void _rtl92cu_read_adapter_info(struct ieee80211_hw *hw)
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
        struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
-       u16 i, usvalue;
-       u8 hwinfo[HWSET_MAX_SIZE] = {0};
-       u16 eeprom_id;
-
-       switch (rtlefuse->epromtype) {
-       case EEPROM_BOOT_EFUSE:
-               rtl_efuse_shadow_map_update(hw);
-               break;
-
-       case EEPROM_93C46:
-               RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                        "RTL819X Not boot from eeprom, check it !!\n");
+       int params[] = {RTL8190_EEPROM_ID, EEPROM_VID, EEPROM_DID,
+                       EEPROM_SVID, EEPROM_SMID, EEPROM_MAC_ADDR,
+                       EEPROM_CHANNELPLAN, EEPROM_VERSION, EEPROM_CUSTOMER_ID,
+                       0};
+       u8 *hwinfo;
+
+       hwinfo = kzalloc(HWSET_MAX_SIZE, GFP_KERNEL);
+       if (!hwinfo)
                return;
 
-       default:
-               pr_warn("rtl92cu: no efuse data\n\n");
-               return;
-       }
-       memcpy(hwinfo, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], HWSET_MAX_SIZE);
-       RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_LOUD, "MAP",
-                     hwinfo, HWSET_MAX_SIZE);
-       eeprom_id = le16_to_cpu(*((__le16 *)&hwinfo[0]));
-       if (eeprom_id != RTL8190_EEPROM_ID) {
-               RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                        "EEPROM ID(%#x) is invalid!!\n", eeprom_id);
-               rtlefuse->autoload_failflag = true;
-       } else {
-               RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload OK\n");
-               rtlefuse->autoload_failflag = false;
-       }
-       if (rtlefuse->autoload_failflag)
-               return;
-       for (i = 0; i < 6; i += 2) {
-               usvalue = *(u16 *)&hwinfo[EEPROM_MAC_ADDR + i];
-               *((u16 *) (&rtlefuse->dev_addr[i])) = usvalue;
-       }
-       pr_info("MAC address: %pM\n", rtlefuse->dev_addr);
+       if (rtl_get_hwinfo(hw, rtlpriv, HWSET_MAX_SIZE, hwinfo, params))
+               goto exit;
+
        _rtl92cu_read_txpower_info_from_hwpg(hw,
                                           rtlefuse->autoload_failflag, hwinfo);
-       rtlefuse->eeprom_vid = le16_to_cpu(*(__le16 *)&hwinfo[EEPROM_VID]);
-       rtlefuse->eeprom_did = le16_to_cpu(*(__le16 *)&hwinfo[EEPROM_DID]);
-       RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, " VID = 0x%02x PID = 0x%02x\n",
-                rtlefuse->eeprom_vid, rtlefuse->eeprom_did);
-       rtlefuse->eeprom_channelplan = hwinfo[EEPROM_CHANNELPLAN];
-       rtlefuse->eeprom_version =
-                        le16_to_cpu(*(__le16 *)&hwinfo[EEPROM_VERSION]);
+       _rtl92cu_read_board_type(hw, hwinfo);
+
        rtlefuse->txpwr_fromeprom = true;
-       rtlefuse->eeprom_oemid = hwinfo[EEPROM_CUSTOMER_ID];
-       RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "EEPROM Customer ID: 0x%2x\n",
-                rtlefuse->eeprom_oemid);
        if (rtlhal->oem_id == RT_CID_DEFAULT) {
                switch (rtlefuse->eeprom_oemid) {
                case EEPROM_CID_DEFAULT:
@@ -422,7 +390,8 @@ static void _rtl92cu_read_adapter_info(struct ieee80211_hw *hw)
                        break;
                }
        }
-       _rtl92cu_read_board_type(hw, hwinfo);
+exit:
+       kfree(hwinfo);
 }
 
 static void _rtl92cu_hal_customized_behavior(struct ieee80211_hw *hw)