diff options
| author | Larry Finger <Larry.Finger@lwfinger.net> | 2013-11-18 11:11:26 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-02-06 11:08:13 -0800 |
| commit | c882a20524895d14cc2fe73dcb6b3f99ac87dac6 (patch) | |
| tree | 79be1ec00192f62157db55c251716edffe92af1a /drivers/net | |
| parent | cfce18a7871370cf75c0a289a94ff52c5eec17d2 (diff) | |
| download | lwn-c882a20524895d14cc2fe73dcb6b3f99ac87dac6.tar.gz lwn-c882a20524895d14cc2fe73dcb6b3f99ac87dac6.zip | |
rtlwifi: rtl8192cu: Add new firmware
commit 62009b7f12793c932aaba0df946b04cb4a77d022 upstream.
Vendor driver rtl8188C_8192C_8192D_usb_linux_v3.4.2_3727.20120404 introduced
new firmware for these chips. The code try for the new file, and fall back to
the original firmware if the new file is not available.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/core.c | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192cu/sw.c | 16 | ||||
| -rw-r--r-- | drivers/net/wireless/rtlwifi/wifi.h | 1 |
3 files changed, 24 insertions, 3 deletions
diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c index ee84844be008..7ce14cb6e8b2 100644 --- a/drivers/net/wireless/rtlwifi/core.c +++ b/drivers/net/wireless/rtlwifi/core.c @@ -46,10 +46,20 @@ void rtl_fw_cb(const struct firmware *firmware, void *context) "Firmware callback routine entered!\n"); complete(&rtlpriv->firmware_loading_complete); if (!firmware) { + if (rtlpriv->cfg->alt_fw_name) { + err = request_firmware(&firmware, + rtlpriv->cfg->alt_fw_name, + rtlpriv->io.dev); + pr_info("Loading alternative firmware %s\n", + rtlpriv->cfg->alt_fw_name); + if (!err) + goto found_alt; + } pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name); rtlpriv->max_fw_size = 0; return; } +found_alt: if (firmware->size > rtlpriv->max_fw_size) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Firmware is too big!\n"); diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c index bc431c9e0e64..8188dcb512f0 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c @@ -49,6 +49,9 @@ MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Realtek 8192C/8188C 802.11n USB wireless"); MODULE_FIRMWARE("rtlwifi/rtl8192cufw.bin"); +MODULE_FIRMWARE("rtlwifi/rtl8192cufw_A.bin"); +MODULE_FIRMWARE("rtlwifi/rtl8192cufw_B.bin"); +MODULE_FIRMWARE("rtlwifi/rtl8192cufw_TMSC.bin"); static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw) { @@ -68,14 +71,21 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw) "Can't alloc buffer for fw\n"); return 1; } - + if (IS_VENDOR_UMC_A_CUT(rtlpriv->rtlhal.version) && + !IS_92C_SERIAL(rtlpriv->rtlhal.version)) { + rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_A.bin"; + } else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlpriv->rtlhal.version)) { + rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_B.bin"; + } else { + rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cufw_TMSC.bin"; + } + /* provide name of alternative file */ + rtlpriv->cfg->alt_fw_name = "rtlwifi/rtl8192cufw.bin"; pr_info("Loading firmware %s\n", rtlpriv->cfg->fw_name); rtlpriv->max_fw_size = 0x4000; err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name, rtlpriv->io.dev, GFP_KERNEL, hw, rtl_fw_cb); - - return err; } diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h index ad9c37a42709..224cf617b531 100644 --- a/drivers/net/wireless/rtlwifi/wifi.h +++ b/drivers/net/wireless/rtlwifi/wifi.h @@ -1806,6 +1806,7 @@ struct rtl_hal_cfg { bool write_readback; char *name; char *fw_name; + char *alt_fw_name; struct rtl_hal_ops *ops; struct rtl_mod_params *mod_params; struct rtl_hal_usbint_cfg *usb_interface_cfg; |