]> git.karo-electronics.de Git - mv-sheeva.git/blobdiff - drivers/net/wireless/rtlwifi/rtl8192de/fw.c
rtlwifi: Convert to asynchronous firmware load
[mv-sheeva.git] / drivers / net / wireless / rtlwifi / rtl8192de / fw.c
index 82f060bdbc0b7fa8b22b14b96c8b478c977758ee..f548a8d0068d22d672bf505a9e9f071f1171560e 100644 (file)
@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Copyright(c) 2009-2010  Realtek Corporation.
+ * Copyright(c) 2009-2012  Realtek Corporation.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of version 2 of the GNU General Public License as
@@ -124,14 +124,14 @@ static void _rtl92d_write_fw(struct ieee80211_hw *hw,
        u32 pagenums, remainSize;
        u32 page, offset;
 
-       RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, ("FW size is %d bytes,\n", size));
+       RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "FW size is %d bytes,\n", size);
        if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192DE)
                _rtl92d_fill_dummy(bufferPtr, &size);
        pagenums = size / FW_8192D_PAGE_SIZE;
        remainSize = size % FW_8192D_PAGE_SIZE;
        if (pagenums > 8) {
                RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                        ("Page numbers should not greater then 8\n"));
+                        "Page numbers should not greater then 8\n");
        }
        for (page = 0; page < pagenums; page++) {
                offset = page * FW_8192D_PAGE_SIZE;
@@ -158,12 +158,12 @@ static int _rtl92d_fw_free_to_go(struct ieee80211_hw *hw)
                 (!(value32 & FWDL_ChkSum_rpt)));
        if (counter >= FW_8192D_POLLING_TIMEOUT_COUNT) {
                RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                        ("chksum report faill ! REG_MCUFWDL:0x%08x .\n",
-                        value32));
+                        "chksum report faill ! REG_MCUFWDL:0x%08x\n",
+                        value32);
                return -EIO;
        }
        RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
-                ("Checksum report OK ! REG_MCUFWDL:0x%08x .\n", value32));
+                "Checksum report OK ! REG_MCUFWDL:0x%08x\n", value32);
        value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL);
        value32 |= MCUFWDL_RDY;
        rtl_write_dword(rtlpriv, REG_MCUFWDL, value32);
@@ -186,9 +186,9 @@ void rtl92d_firmware_selfreset(struct ieee80211_hw *hw)
                udelay(50);
                u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1);
        }
-       RT_ASSERT((delay > 0), ("8051 reset failed!\n"));
+       RT_ASSERT((delay > 0), "8051 reset failed!\n");
        RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                ("=====> 8051 reset success (%d) .\n", delay));
+                "=====> 8051 reset success (%d)\n", delay);
 }
 
 static int _rtl92d_fw_init(struct ieee80211_hw *hw)
@@ -197,7 +197,7 @@ static int _rtl92d_fw_init(struct ieee80211_hw *hw)
        struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
        u32 counter;
 
-       RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, ("FW already have download\n"));
+       RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, "FW already have download\n");
        /* polling for FW ready */
        counter = 0;
        do {
@@ -205,10 +205,9 @@ static int _rtl92d_fw_init(struct ieee80211_hw *hw)
                        if (rtl_read_byte(rtlpriv, FW_MAC0_READY) &
                            MAC0_READY) {
                                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                                        ("Polling FW ready success!! "
-                                        "REG_MCUFWDL: 0x%x .\n",
+                                        "Polling FW ready success!! REG_MCUFWDL: 0x%x\n",
                                         rtl_read_byte(rtlpriv,
-                                        FW_MAC0_READY)));
+                                                      FW_MAC0_READY));
                                return 0;
                        }
                        udelay(5);
@@ -216,10 +215,9 @@ static int _rtl92d_fw_init(struct ieee80211_hw *hw)
                        if (rtl_read_byte(rtlpriv, FW_MAC1_READY) &
                            MAC1_READY) {
                                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                                        ("Polling FW ready success!! "
-                                        "REG_MCUFWDL: 0x%x .\n",
+                                        "Polling FW ready success!! REG_MCUFWDL: 0x%x\n",
                                         rtl_read_byte(rtlpriv,
-                                                      FW_MAC1_READY)));
+                                                      FW_MAC1_READY));
                                return 0;
                        }
                        udelay(5);
@@ -228,18 +226,16 @@ static int _rtl92d_fw_init(struct ieee80211_hw *hw)
 
        if (rtlhal->interfaceindex == 0) {
                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                        ("Polling FW ready fail!! MAC0 FW init not ready: "
-                        "0x%x .\n",
-                        rtl_read_byte(rtlpriv, FW_MAC0_READY)));
+                        "Polling FW ready fail!! MAC0 FW init not ready: 0x%x\n",
+                        rtl_read_byte(rtlpriv, FW_MAC0_READY));
        } else {
                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                        ("Polling FW ready fail!! MAC1 FW init not ready: "
-                        "0x%x .\n",
-                        rtl_read_byte(rtlpriv, FW_MAC1_READY)));
+                        "Polling FW ready fail!! MAC1 FW init not ready: 0x%x\n",
+                        rtl_read_byte(rtlpriv, FW_MAC1_READY));
        }
        RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                ("Polling FW ready fail!! REG_MCUFWDL:0x%08ul .\n",
-                rtl_read_dword(rtlpriv, REG_MCUFWDL)));
+                "Polling FW ready fail!! REG_MCUFWDL:0x%08ul\n",
+                rtl_read_dword(rtlpriv, REG_MCUFWDL));
        return -1;
 }
 
@@ -257,20 +253,20 @@ int rtl92d_download_fw(struct ieee80211_hw *hw)
        bool fw_downloaded = false, fwdl_in_process = false;
        unsigned long flags;
 
-       if (!rtlhal->pfirmware)
+       if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
                return 1;
        fwsize = rtlhal->fwsize;
        pfwheader = (u8 *) rtlhal->pfirmware;
        pfwdata = (u8 *) rtlhal->pfirmware;
        rtlhal->fw_version = (u16) GET_FIRMWARE_HDR_VERSION(pfwheader);
        rtlhal->fw_subversion = (u16) GET_FIRMWARE_HDR_SUB_VER(pfwheader);
-       RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, (" FirmwareVersion(%d),"
-                "FirmwareSubVersion(%d), Signature(%#x)\n",
-                rtlhal->fw_version,    rtlhal->fw_subversion,
-                GET_FIRMWARE_HDR_SIGNATURE(pfwheader)));
+       RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
+                "FirmwareVersion(%d), FirmwareSubVersion(%d), Signature(%#x)\n",
+                rtlhal->fw_version, rtlhal->fw_subversion,
+                GET_FIRMWARE_HDR_SIGNATURE(pfwheader));
        if (IS_FW_HEADER_EXIST(pfwheader)) {
                RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
-                        ("Shift 32 bytes for FW header!!\n"));
+                        "Shift 32 bytes for FW header!!\n");
                pfwdata = pfwdata + 32;
                fwsize = fwsize - 32;
        }
@@ -302,8 +298,7 @@ int rtl92d_download_fw(struct ieee80211_hw *hw)
                                break;
                        else
                                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
-                                        ("Wait for another mac "
-                                        "download fw\n"));
+                                        "Wait for another mac download fw\n");
                }
                spin_lock_irqsave(&globalmutex_for_fwdownload, flags);
                value = rtl_read_byte(rtlpriv, 0x1f);
@@ -337,11 +332,10 @@ int rtl92d_download_fw(struct ieee80211_hw *hw)
        spin_unlock_irqrestore(&globalmutex_for_fwdownload, flags);
        if (err) {
                RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                        ("fw is not ready to run!\n"));
+                        "fw is not ready to run!\n");
                goto exit;
        } else {
-               RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
-                        ("fw is ready to run!\n"));
+               RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "fw is ready to run!\n");
        }
 exit:
        err = _rtl92d_fw_init(hw);
@@ -381,24 +375,24 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
 
        if (ppsc->rfpwr_state == ERFOFF || ppsc->inactive_pwrstate == ERFOFF) {
                RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                        ("Return as RF is off!!!\n"));
+                        "Return as RF is off!!!\n");
                return;
        }
-       RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD, ("come in\n"));
+       RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD, "come in\n");
        while (true) {
                spin_lock_irqsave(&rtlpriv->locks.h2c_lock, flag);
                if (rtlhal->h2c_setinprogress) {
                        RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                                ("H2C set in progress! Wait to set.."
-                                "element_id(%d).\n", element_id));
+                                "H2C set in progress! Wait to set..element_id(%d)\n",
+                                element_id);
 
                        while (rtlhal->h2c_setinprogress) {
                                spin_unlock_irqrestore(&rtlpriv->locks.h2c_lock,
                                                       flag);
                                h2c_waitcounter++;
                                RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                                        ("Wait 100 us (%d times)...\n",
-                                        h2c_waitcounter));
+                                        "Wait 100 us (%d times)...\n",
+                                        h2c_waitcounter);
                                udelay(100);
 
                                if (h2c_waitcounter > 1000)
@@ -418,8 +412,7 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
                wait_writeh2c_limmit--;
                if (wait_writeh2c_limmit == 0) {
                        RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                                ("Write H2C fail because no trigger "
-                                "for FW INT!\n"));
+                                "Write H2C fail because no trigger for FW INT!\n");
                        break;
                }
                boxnum = rtlhal->last_hmeboxnum;
@@ -442,7 +435,7 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
                        break;
                default:
                        RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                                ("switch case not process\n"));
+                                "switch case not processed\n");
                        break;
                }
                isfw_read = _rtl92d_check_fw_read_last_h2c(hw, boxnum);
@@ -450,29 +443,29 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
                        wait_h2c_limmit--;
                        if (wait_h2c_limmit == 0) {
                                RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                                        ("Wating too long for FW read "
-                                        "clear HMEBox(%d)!\n", boxnum));
+                                        "Waiting too long for FW read clear HMEBox(%d)!\n",
+                                        boxnum);
                                break;
                        }
                        udelay(10);
                        isfw_read = _rtl92d_check_fw_read_last_h2c(hw, boxnum);
                        u1b_tmp = rtl_read_byte(rtlpriv, 0x1BF);
                        RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                                ("Wating for FW read clear HMEBox(%d)!!! "
-                                "0x1BF = %2x\n", boxnum, u1b_tmp));
+                                "Waiting for FW read clear HMEBox(%d)!!! 0x1BF = %2x\n",
+                                boxnum, u1b_tmp);
                }
                if (!isfw_read) {
                        RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                                ("Write H2C register BOX[%d] fail!!!!! "
-                                "Fw do not read.\n", boxnum));
+                                "Write H2C register BOX[%d] fail!!!!! Fw do not read.\n",
+                                boxnum);
                        break;
                }
                memset(boxcontent, 0, sizeof(boxcontent));
                memset(boxextcontent, 0, sizeof(boxextcontent));
                boxcontent[0] = element_id;
                RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                        ("Write element_id box_reg(%4x) = %2x\n",
-                        box_reg, element_id));
+                        "Write element_id box_reg(%4x) = %2x\n",
+                        box_reg, element_id);
                switch (cmd_len) {
                case 1:
                        boxcontent[0] &= ~(BIT(7));
@@ -519,7 +512,7 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
                        break;
                default:
                        RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
-                               ("switch case not process\n"));
+                                "switch case not processed\n");
                        break;
                }
                bwrite_sucess = true;
@@ -527,26 +520,20 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
                if (rtlhal->last_hmeboxnum == 4)
                        rtlhal->last_hmeboxnum = 0;
                RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
-                        ("pHalData->last_hmeboxnum  = %d\n",
-                         rtlhal->last_hmeboxnum));
+                        "pHalData->last_hmeboxnum  = %d\n",
+                        rtlhal->last_hmeboxnum);
        }
        spin_lock_irqsave(&rtlpriv->locks.h2c_lock, flag);
        rtlhal->h2c_setinprogress = false;
        spin_unlock_irqrestore(&rtlpriv->locks.h2c_lock, flag);
-       RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD, ("go out\n"));
+       RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD, "go out\n");
 }
 
 void rtl92d_fill_h2c_cmd(struct ieee80211_hw *hw,
                         u8 element_id, u32 cmd_len, u8 *cmdbuffer)
 {
-       struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
        u32 tmp_cmdbuf[2];
 
-       if (rtlhal->fw_ready == false) {
-               RT_ASSERT(false, ("return H2C cmd because of Fw "
-                                 "download fail!!!\n"));
-               return;
-       }
        memset(tmp_cmdbuf, 0, 8);
        memcpy(tmp_cmdbuf, cmdbuffer, cmd_len);
        _rtl92d_fill_h2c_command(hw, element_id, cmd_len, (u8 *)&tmp_cmdbuf);
@@ -559,13 +546,13 @@ void rtl92d_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode)
        u8 u1_h2c_set_pwrmode[3] = { 0 };
        struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 
-       RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, ("FW LPS mode = %d\n", mode));
+       RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "FW LPS mode = %d\n", mode);
        SET_H2CCMD_PWRMODE_PARM_MODE(u1_h2c_set_pwrmode, mode);
        SET_H2CCMD_PWRMODE_PARM_SMART_PS(u1_h2c_set_pwrmode, 1);
        SET_H2CCMD_PWRMODE_PARM_BCN_PASS_TIME(u1_h2c_set_pwrmode,
                                              ppsc->reg_max_lps_awakeintvl);
        RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
-                     "rtl92d_set_fw_rsvdpagepkt(): u1_h2c_set_pwrmode\n",
+                     "rtl92d_set_fw_rsvdpagepkt(): u1_h2c_set_pwrmode",
                      u1_h2c_set_pwrmode, 3);
        rtl92d_fill_h2c_cmd(hw, H2C_SETPWRMODE, 3, u1_h2c_set_pwrmode);
 }
@@ -757,28 +744,32 @@ void rtl92d_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished)
        SET_H2CCMD_RSVDPAGE_LOC_PROBE_RSP(u1RsvdPageLoc, PROBERSP_PG);
        totalpacketlen = TOTAL_RESERVED_PKT_LEN;
        RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
-                     "rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n",
+                     "rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL",
                      &reserved_page_packet[0], totalpacketlen);
        RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
-                     "rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n",
+                     "rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL",
                      u1RsvdPageLoc, 3);
        skb = dev_alloc_skb(totalpacketlen);
-       memcpy((u8 *) skb_put(skb, totalpacketlen), &reserved_page_packet,
-               totalpacketlen);
-       rtstatus = _rtl92d_cmd_send_packet(hw, skb);
+       if (!skb) {
+               dlok = false;
+       } else {
+               memcpy((u8 *) skb_put(skb, totalpacketlen),
+                       &reserved_page_packet, totalpacketlen);
+               rtstatus = _rtl92d_cmd_send_packet(hw, skb);
 
-       if (rtstatus)
-               dlok = true;
+               if (rtstatus)
+                       dlok = true;
+       }
        if (dlok) {
                RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
-                       ("Set RSVD page location to Fw.\n"));
+                        "Set RSVD page location to Fw\n");
                RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
-                             "H2C_RSVDPAGE:\n", u1RsvdPageLoc, 3);
+                             "H2C_RSVDPAGE", u1RsvdPageLoc, 3);
                rtl92d_fill_h2c_cmd(hw, H2C_RSVDPAGE,
                        sizeof(u1RsvdPageLoc), u1RsvdPageLoc);
        } else
                RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
-                       ("Set RSVD page location to Fw FAIL!!!!!!.\n"));
+                        "Set RSVD page location to Fw FAIL!!!!!!\n");
 }
 
 void rtl92d_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, u8 mstatus)