diff options
author | John W. Linville <linville@tuxdriver.com> | 2011-11-28 14:11:18 -0500 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2011-11-28 14:11:18 -0500 |
commit | 39338b56382ac640614851a80e0bd71994cc664d (patch) | |
tree | c319e23181be286b1d320c29f755a81e5ef61172 /drivers/net/wireless/rtlwifi/rtl8192c | |
parent | 8b7ff200010600ef7cd9d002f9f8f97edfc7578e (diff) | |
parent | eb1852b10593dc3ca73e02bf9ac4753a5a464905 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192c')
-rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c | 60 | ||||
-rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h | 23 |
2 files changed, 60 insertions, 23 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c index 950c65a15b8..fa393dfe136 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c +++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c @@ -73,6 +73,34 @@ static void _rtl92c_enable_fw_download(struct ieee80211_hw *hw, bool enable) } } +static void rtl_block_fw_writeN(struct ieee80211_hw *hw, const u8 *buffer, + u32 size) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + u32 blockSize = REALTEK_USB_VENQT_MAX_BUF_SIZE - 20; + u8 *bufferPtr = (u8 *) buffer; + u32 i, offset, blockCount, remainSize; + + blockCount = size / blockSize; + remainSize = size % blockSize; + + for (i = 0; i < blockCount; i++) { + offset = i * blockSize; + rtlpriv->io.writeN_sync(rtlpriv, + (FW_8192C_START_ADDRESS + offset), + (void *)(bufferPtr + offset), + blockSize); + } + + if (remainSize) { + offset = blockCount * blockSize; + rtlpriv->io.writeN_sync(rtlpriv, + (FW_8192C_START_ADDRESS + offset), + (void *)(bufferPtr + offset), + remainSize); + } +} + static void _rtl92c_fw_block_write(struct ieee80211_hw *hw, const u8 *buffer, u32 size) { @@ -81,23 +109,30 @@ static void _rtl92c_fw_block_write(struct ieee80211_hw *hw, u8 *bufferPtr = (u8 *) buffer; u32 *pu4BytePtr = (u32 *) buffer; u32 i, offset, blockCount, remainSize; + u32 data; + if (rtlpriv->io.writeN_sync) { + rtl_block_fw_writeN(hw, buffer, size); + return; + } blockCount = size / blockSize; remainSize = size % blockSize; + if (remainSize) { + /* the last word is < 4 bytes - pad it with zeros */ + for (i = 0; i < 4 - remainSize; i++) + *(bufferPtr + size + i) = 0; + blockCount++; + } for (i = 0; i < blockCount; i++) { offset = i * blockSize; + /* for big-endian platforms, the firmware data need to be byte + * swapped as it was read as a byte string and will be written + * as 32-bit dwords and byte swapped when written + */ + data = le32_to_cpu(*(__le32 *)(pu4BytePtr + i)); rtl_write_dword(rtlpriv, (FW_8192C_START_ADDRESS + offset), - *(pu4BytePtr + i)); - } - - if (remainSize) { - offset = blockCount * blockSize; - bufferPtr += offset; - for (i = 0; i < remainSize; i++) { - rtl_write_byte(rtlpriv, (FW_8192C_START_ADDRESS + - offset + i), *(bufferPtr + i)); - } + data); } } @@ -238,8 +273,9 @@ int rtl92c_download_fw(struct ieee80211_hw *hw) if (IS_FW_HEADER_EXIST(pfwheader)) { RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, ("Firmware Version(%d), Signature(%#x),Size(%d)\n", - pfwheader->version, pfwheader->signature, - (uint)sizeof(struct rtl92c_firmware_header))); + le16_to_cpu(pfwheader->version), + le16_to_cpu(pfwheader->signature), + (uint)sizeof(struct rtl92c_firmware_header))); pfwdata = pfwdata + sizeof(struct rtl92c_firmware_header); fwsize = fwsize - sizeof(struct rtl92c_firmware_header); diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h index 3d5823c1262..cec5a3a1cc5 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h +++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.h @@ -32,32 +32,32 @@ #define FW_8192C_SIZE 0x3000 #define FW_8192C_START_ADDRESS 0x1000 -#define FW_8192C_END_ADDRESS 0x3FFF +#define FW_8192C_END_ADDRESS 0x1FFF #define FW_8192C_PAGE_SIZE 4096 #define FW_8192C_POLLING_DELAY 5 #define FW_8192C_POLLING_TIMEOUT_COUNT 100 #define IS_FW_HEADER_EXIST(_pfwhdr) \ - ((_pfwhdr->signature&0xFFF0) == 0x92C0 ||\ - (_pfwhdr->signature&0xFFF0) == 0x88C0) + ((le16_to_cpu(_pfwhdr->signature)&0xFFF0) == 0x92C0 ||\ + (le16_to_cpu(_pfwhdr->signature)&0xFFF0) == 0x88C0) struct rtl92c_firmware_header { - u16 signature; + __le16 signature; u8 category; u8 function; - u16 version; + __le16 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; + __le16 ramcodeSize; + __le16 rsvd2; + __le32 svnindex; + __le32 rsvd3; + __le32 rsvd4; + __le32 rsvd5; }; enum rtl8192c_h2c_cmd { @@ -94,5 +94,6 @@ void rtl92c_firmware_selfreset(struct ieee80211_hw *hw); void rtl92c_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode); void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished); void rtl92c_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, u8 mstatus); +void usb_writeN_async(struct rtl_priv *rtlpriv, u32 addr, void *data, u16 len); #endif |