rtlwifi: rtl8192ee: Fix firmware header endian issues
authorLarry Finger <Larry.Finger@lwfinger.net>
Mon, 3 Aug 2015 20:56:16 +0000 (15:56 -0500)
committerKalle Valo <kvalo@codeaurora.org>
Thu, 13 Aug 2015 12:31:25 +0000 (15:31 +0300)
This driver is converted to use the common firmware header struct.
Because the old header definition failed to indicate that the multi-byte
entries should be little endian, several problems were thus exposed.
These are fixed.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/rtlwifi/rtl8192ee/fw.c
drivers/net/wireless/rtlwifi/rtl8192ee/fw.h

index 232865cc3ffdd01a7672d8e4cf38203f33a8285d..0708eedd967132fc947e7b4b79aab22daafd3e10 100644 (file)
@@ -198,7 +198,7 @@ int rtl92ee_download_fw(struct ieee80211_hw *hw, bool buse_wake_on_wlan_fw)
 {
        struct rtl_priv *rtlpriv = rtl_priv(hw);
        struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
-       struct rtl92c_firmware_header *pfwheader;
+       struct rtlwifi_firmware_header *pfwheader;
        u8 *pfwdata;
        u32 fwsize;
        int err;
@@ -207,8 +207,8 @@ int rtl92ee_download_fw(struct ieee80211_hw *hw, bool buse_wake_on_wlan_fw)
        if (!rtlhal->pfirmware)
                return 1;
 
-       pfwheader = (struct rtl92c_firmware_header *)rtlhal->pfirmware;
-       rtlhal->fw_version = pfwheader->version;
+       pfwheader = (struct rtlwifi_firmware_header *)rtlhal->pfirmware;
+       rtlhal->fw_version = le16_to_cpu(pfwheader->version);
        rtlhal->fw_subversion = pfwheader->subversion;
        pfwdata = (u8 *)rtlhal->pfirmware;
        fwsize = rtlhal->fwsize;
@@ -219,10 +219,10 @@ int rtl92ee_download_fw(struct ieee80211_hw *hw, bool buse_wake_on_wlan_fw)
                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
                         "Firmware Version(%d), Signature(%#x),Size(%d)\n",
                          pfwheader->version, pfwheader->signature,
-                         (int)sizeof(struct rtl92c_firmware_header));
+                         (int)sizeof(struct rtlwifi_firmware_header));
 
-               pfwdata = pfwdata + sizeof(struct rtl92c_firmware_header);
-               fwsize = fwsize - sizeof(struct rtl92c_firmware_header);
+               pfwdata = pfwdata + sizeof(struct rtlwifi_firmware_header);
+               fwsize = fwsize - sizeof(struct rtlwifi_firmware_header);
        } else {
                RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
                         "Firmware no Header, Signature(%#x)\n",
index 3e2a48e5fb4deffb1ad2a5f7b78ed3050aef4fe9..069da1e7e80a481fbd17179917fdca018536a77d 100644 (file)
@@ -33,7 +33,7 @@
 #define FW_8192C_POLLING_TIMEOUT_COUNT         3000
 
 #define IS_FW_HEADER_EXIST(_pfwhdr)    \
-       ((_pfwhdr->signature&0xFFF0) == 0x92E0)
+       ((le16_to_cpu(_pfwhdr->signature) & 0xFFF0) == 0x92E0)
 #define USE_OLD_WOWLAN_DEBUG_FW 0
 
 #define H2C_92E_RSVDPAGE_LOC_LEN               5
 #define        FW_PWR_STATE_ACTIVE     ((FW_PS_RF_ON) | (FW_PS_REGISTER_ACTIVE))
 #define        FW_PWR_STATE_RF_OFF     0
 
-struct rtl92c_firmware_header {
-       u16 signature;
-       u8 category;
-       u8 function;
-       u16 version;
-       u8 subversion;
-       u8 rsvd1;
-       u8 month;
-       u8 date;
-       u8 hour;
-       u8 minute;
-       u16 ramcodesize;
-       u16 rsvd2;
-       u32 svnindex;
-       u32 rsvd3;
-       u32 rsvd4;
-       u32 rsvd5;
-};
-
 enum rtl8192e_h2c_cmd {
        H2C_92E_RSVDPAGE = 0,
        H2C_92E_MSRRPT = 1,
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