diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c')
-rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c | 99 |
1 files changed, 43 insertions, 56 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c index 931d97979b0..c20b3c30f62 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c @@ -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 @@ -27,16 +27,13 @@ * *****************************************************************************/ -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/firmware.h> -#include <linux/export.h> #include "../wifi.h" #include "../pci.h" #include "../base.h" #include "../rtl8192ce/reg.h" #include "../rtl8192ce/def.h" #include "fw_common.h" +#include <linux/export.h> static void _rtl92c_enable_fw_download(struct ieee80211_hw *hw, bool enable) { @@ -172,7 +169,7 @@ static void _rtl92c_write_fw(struct ieee80211_hw *hw, struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); u8 *bufferPtr = (u8 *) buffer; - 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 (IS_CHIP_VER_B(version)) { u32 pageNums, remainSize; @@ -186,7 +183,7 @@ static void _rtl92c_write_fw(struct ieee80211_hw *hw, if (pageNums > 4) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Page numbers should not greater then 4\n")); + "Page numbers should not greater then 4\n"); } for (page = 0; page < pageNums; page++) { @@ -219,13 +216,12 @@ static int _rtl92c_fw_free_to_go(struct ieee80211_hw *hw) if (counter >= FW_8192C_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; @@ -238,9 +234,8 @@ static int _rtl92c_fw_free_to_go(struct ieee80211_hw *hw) value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL); if (value32 & WINTINI_RDY) { RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - ("Polling FW ready success!!" - " REG_MCUFWDL:0x%08x .\n", - value32)); + "Polling FW ready success!! REG_MCUFWDL:0x%08x\n", + value32); return 0; } @@ -249,7 +244,7 @@ static int _rtl92c_fw_free_to_go(struct ieee80211_hw *hw) } while (counter++ < FW_8192C_POLLING_TIMEOUT_COUNT); RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Polling FW ready fail!! REG_MCUFWDL:0x%08x .\n", value32)); + "Polling FW ready fail!! REG_MCUFWDL:0x%08x\n", value32); return -EIO; } @@ -262,20 +257,19 @@ int rtl92c_download_fw(struct ieee80211_hw *hw) u32 fwsize; enum version_8192c version = rtlhal->version; - if (!rtlhal->pfirmware) + if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware) return 1; - pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name); pfwheader = (struct rtl92c_firmware_header *)rtlhal->pfirmware; pfwdata = (u8 *) rtlhal->pfirmware; fwsize = rtlhal->fwsize; if (IS_FW_HEADER_EXIST(pfwheader)) { RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, - ("Firmware Version(%d), Signature(%#x),Size(%d)\n", + "Firmware Version(%d), Signature(%#x),Size(%d)\n", le16_to_cpu(pfwheader->version), le16_to_cpu(pfwheader->signature), - (uint)sizeof(struct rtl92c_firmware_header))); + (uint)sizeof(struct rtl92c_firmware_header)); pfwdata = pfwdata + sizeof(struct rtl92c_firmware_header); fwsize = fwsize - sizeof(struct rtl92c_firmware_header); @@ -287,10 +281,10 @@ int rtl92c_download_fw(struct ieee80211_hw *hw) if (_rtl92c_fw_free_to_go(hw)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Firmware is not ready to run!\n")); + "Firmware is not ready to run!\n"); } else { RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - ("Firmware is ready to run!\n")); + "Firmware is ready to run!\n"); } return 0; @@ -328,22 +322,22 @@ static void _rtl92c_fill_h2c_command(struct ieee80211_hw *hw, unsigned long flag; u8 idx; - 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) @@ -363,8 +357,7 @@ static void _rtl92c_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; } @@ -388,7 +381,7 @@ static void _rtl92c_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; } @@ -398,8 +391,8 @@ static void _rtl92c_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; } @@ -408,14 +401,14 @@ static void _rtl92c_fill_h2c_command(struct ieee80211_hw *hw, isfw_read = _rtl92c_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; } @@ -423,8 +416,8 @@ static void _rtl92c_fill_h2c_command(struct ieee80211_hw *hw, 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: @@ -493,7 +486,7 @@ static void _rtl92c_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; } @@ -504,29 +497,22 @@ static void _rtl92c_fill_h2c_command(struct ieee80211_hw *hw, 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 rtl92c_fill_h2c_cmd(struct ieee80211_hw *hw, u8 element_id, u32 cmd_len, u8 *p_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, p_cmdbuffer, cmd_len); _rtl92c_fill_h2c_command(hw, element_id, cmd_len, (u8 *)&tmp_cmdbuf); @@ -547,7 +533,7 @@ void rtl92c_firmware_selfreset(struct ieee80211_hw *hw) while (u1b_tmp & BIT(2)) { delay--; if (delay == 0) { - RT_ASSERT(false, ("8051 reset fail.\n")); + RT_ASSERT(false, "8051 reset fail\n"); break; } udelay(50); @@ -562,7 +548,7 @@ void rtl92c_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); @@ -570,7 +556,7 @@ void rtl92c_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode) ppsc->reg_max_lps_awakeintvl); RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG, - "rtl92c_set_fw_rsvdpagepkt(): u1_h2c_set_pwrmode\n", + "rtl92c_set_fw_rsvdpagepkt(): u1_h2c_set_pwrmode", u1_h2c_set_pwrmode, 3); rtl92c_fill_h2c_cmd(hw, H2C_SETPWRMODE, 3, u1_h2c_set_pwrmode); @@ -780,14 +766,16 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished) totalpacketlen = TOTAL_RESERVED_PKT_LEN; RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, - "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n", + "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL", &reserved_page_packet[0], totalpacketlen); RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG, - "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n", + "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL", u1RsvdPageLoc, 3); skb = dev_alloc_skb(totalpacketlen); + if (!skb) + return; memcpy((u8 *) skb_put(skb, totalpacketlen), &reserved_page_packet, totalpacketlen); @@ -798,15 +786,14 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished) 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); rtl92c_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"); } EXPORT_SYMBOL(rtl92c_set_fw_rsvdpagepkt); |