diff options
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/Kconfig | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/Makefile | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-ucode.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn.c | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn.h | 17 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-dev.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-sv-open.c | 469 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-testmode.h | 151 |
8 files changed, 656 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig index 17d555f2215a..ad3bdba6beed 100644 --- a/drivers/net/wireless/iwlwifi/Kconfig +++ b/drivers/net/wireless/iwlwifi/Kconfig @@ -102,6 +102,16 @@ config IWLWIFI_DEVICE_TRACING occur. endmenu +config IWLWIFI_DEVICE_SVTOOL + bool "iwlwifi device svtool support" + depends on IWLAGN + select NL80211_TESTMODE + help + This option enables the svtool support for iwlwifi device through + NL80211_TESTMODE. svtool is a software validation tool that runs in + the user space and interacts with the device in the kernel space + through the generic netlink message via NL80211_TESTMODE channel. + config IWL_P2P bool "iwlwifi experimental P2P support" depends on IWLAGN diff --git a/drivers/net/wireless/iwlwifi/Makefile b/drivers/net/wireless/iwlwifi/Makefile index 89a41d320c36..822660483f9f 100644 --- a/drivers/net/wireless/iwlwifi/Makefile +++ b/drivers/net/wireless/iwlwifi/Makefile @@ -16,6 +16,7 @@ iwlagn-objs += iwl-2000.o iwlagn-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o iwlagn-$(CONFIG_IWLWIFI_DEVICE_TRACING) += iwl-devtrace.o +iwlagn-$(CONFIG_IWLWIFI_DEVICE_SVTOOL) += iwl-sv-open.o CFLAGS_iwl-devtrace.o := -I$(src) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c index c3ae2e44fcc9..8bda0e8d6661 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c @@ -269,7 +269,7 @@ void iwlagn_rx_calib_result(struct iwl_priv *priv, iwl_calib_set(&priv->calib_results[index], pkt->u.raw, len); } -static int iwlagn_init_alive_start(struct iwl_priv *priv) +int iwlagn_init_alive_start(struct iwl_priv *priv) { int ret; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 003d5243542b..09fe841f0281 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -776,6 +776,8 @@ static void iwl_rx_handle(struct iwl_priv *priv) wake_up_all(&priv->_agn.notif_waitq); } + if (priv->pre_rx_handler) + priv->pre_rx_handler(priv, rxb); /* Based on type of command response or notification, * handle those that need handling via function in @@ -2211,7 +2213,7 @@ static int iwlagn_send_calib_cfg_rt(struct iwl_priv *priv, u32 cfg) * from protocol/runtime uCode (initialization uCode's * Alive gets handled by iwl_init_alive_start()). */ -static int iwl_alive_start(struct iwl_priv *priv) +int iwl_alive_start(struct iwl_priv *priv) { int ret = 0; struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; @@ -3507,6 +3509,7 @@ struct ieee80211_ops iwlagn_hw_ops = { .cancel_remain_on_channel = iwl_mac_cancel_remain_on_channel, .offchannel_tx = iwl_mac_offchannel_tx, .offchannel_tx_cancel_wait = iwl_mac_offchannel_tx_cancel_wait, + CFG80211_TESTMODE_CMD(iwl_testmode_cmd) }; static u32 iwl_hw_detect(struct iwl_priv *priv) @@ -3816,6 +3819,7 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) iwl_setup_deferred_work(priv); iwl_setup_rx_handlers(priv); + iwl_testmode_init(priv); /********************************************* * 8. Enable interrupts and read RFKILL state diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index b477336ff53a..aa398b6dab1f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -344,5 +344,22 @@ iwlagn_wait_notification(struct iwl_priv *priv, void __releases(wait_entry) iwlagn_remove_notification(struct iwl_priv *priv, struct iwl_notification_wait *wait_entry); +extern int iwlagn_init_alive_start(struct iwl_priv *priv); +extern int iwl_alive_start(struct iwl_priv *priv); +/* svtool */ +#ifdef CONFIG_IWLWIFI_DEVICE_SVTOOL +extern int iwl_testmode_cmd(struct ieee80211_hw *hw, void *data, int len); +extern void iwl_testmode_init(struct iwl_priv *priv); +#else +static inline +int iwl_testmode_cmd(struct ieee80211_hw *hw, void *data, int len) +{ + return -ENOSYS; +} +static inline +void iwl_testmode_init(struct iwl_priv *priv) +{ +} +#endif #endif /* __iwl_agn_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index f098eff263f8..3d28ad258077 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -1194,6 +1194,8 @@ struct iwl_priv { enum ieee80211_band band; + void (*pre_rx_handler)(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb); void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); diff --git a/drivers/net/wireless/iwlwifi/iwl-sv-open.c b/drivers/net/wireless/iwlwifi/iwl-sv-open.c new file mode 100644 index 000000000000..89b6696622c1 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-sv-open.c @@ -0,0 +1,469 @@ +/****************************************************************************** + * + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2010 - 2011 Intel Corporation. All rights reserved. + * + * 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 + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, + * USA + * + * The full GNU General Public License is included in this distribution + * in the file called LICENSE.GPL. + * + * Contact Information: + * Intel Linux Wireless <ilw@linux.intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + * BSD LICENSE + * + * Copyright(c) 2010 - 2011 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *****************************************************************************/ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <net/net_namespace.h> +#include <linux/netdevice.h> +#include <net/cfg80211.h> +#include <net/mac80211.h> +#include <net/netlink.h> + + +#include "iwl-dev.h" +#include "iwl-core.h" +#include "iwl-debug.h" +#include "iwl-fh.h" +#include "iwl-io.h" +#include "iwl-agn.h" +#include "iwl-testmode.h" + + +/* The TLVs used in the gnl message policy between the kernel module and + * user space application. iwl_testmode_gnl_msg_policy is to be carried + * through the NL80211_CMD_TESTMODE channel regulated by nl80211. + * See iwl-testmode.h + */ +static +struct nla_policy iwl_testmode_gnl_msg_policy[IWL_TM_ATTR_MAX] = { + [IWL_TM_ATTR_COMMAND] = { .type = NLA_U32, }, + + [IWL_TM_ATTR_UCODE_CMD_ID] = { .type = NLA_U8, }, + [IWL_TM_ATTR_UCODE_CMD_DATA] = { .type = NLA_UNSPEC, }, + + [IWL_TM_ATTR_REG_OFFSET] = { .type = NLA_U32, }, + [IWL_TM_ATTR_REG_VALUE8] = { .type = NLA_U8, }, + [IWL_TM_ATTR_REG_VALUE32] = { .type = NLA_U32, }, + + [IWL_TM_ATTR_SYNC_RSP] = { .type = NLA_UNSPEC, }, + [IWL_TM_ATTR_UCODE_RX_PKT] = { .type = NLA_UNSPEC, }, +}; + +/* + * See the struct iwl_rx_packet in iwl-commands.h for the format of the + * received events from the device + */ +static inline int get_event_length(struct iwl_rx_mem_buffer *rxb) +{ + struct iwl_rx_packet *pkt = rxb_addr(rxb); + if (pkt) + return le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK; + else + return 0; +} + + +/* + * This function multicasts the spontaneous messages from the device to the + * user space. It is invoked whenever there is a received messages + * from the device. This function is called within the ISR of the rx handlers + * in iwlagn driver. + * + * The parsing of the message content is left to the user space application, + * The message content is treated as unattacked raw data and is encapsulated + * with IWL_TM_ATTR_UCODE_RX_PKT multicasting to the user space. + * + * @priv: the instance of iwlwifi device + * @rxb: pointer to rx data content received by the ISR + * + * See the message policies and TLVs in iwl_testmode_gnl_msg_policy[]. + * For the messages multicasting to the user application, the mandatory + * TLV fields are : + * IWL_TM_ATTR_COMMAND must be IWL_TM_CMD_DEV2APP_UCODE_RX_PKT + * IWL_TM_ATTR_UCODE_RX_PKT for carrying the message content + */ + +static void iwl_testmode_ucode_rx_pkt(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb) +{ + struct ieee80211_hw *hw = priv->hw; + struct sk_buff *skb; + void *data; + int length; + + data = (void *)rxb_addr(rxb); + length = get_event_length(rxb); + + if (!data || length == 0) + return; + + skb = cfg80211_testmode_alloc_event_skb(hw->wiphy, 20 + length, + GFP_ATOMIC); + if (skb == NULL) { + IWL_DEBUG_INFO(priv, + "Run out of memory for messages to user space ?\n"); + return; + } + NLA_PUT_U32(skb, IWL_TM_ATTR_COMMAND, IWL_TM_CMD_DEV2APP_UCODE_RX_PKT); + NLA_PUT(skb, IWL_TM_ATTR_UCODE_RX_PKT, length, data); + cfg80211_testmode_event(skb, GFP_ATOMIC); + return; + +nla_put_failure: + kfree_skb(skb); + IWL_DEBUG_INFO(priv, "Ouch, overran buffer, check allocation!\n"); +} + +void iwl_testmode_init(struct iwl_priv *priv) +{ + priv->pre_rx_handler = iwl_testmode_ucode_rx_pkt; +} + +/* + * This function handles the user application commands to the ucode. + * + * It retrieves the mandatory fields IWL_TM_ATTR_UCODE_CMD_ID and + * IWL_TM_ATTR_UCODE_CMD_DATA and calls to the handler to send the + * host command to the ucode. + * + * If any mandatory field is missing, -ENOMSG is replied to the user space + * application; otherwise, the actual execution result of the host command to + * ucode is replied. + * + * @hw: ieee80211_hw object that represents the device + * @tb: gnl message fields from the user space + */ +static int iwl_testmode_ucode(struct ieee80211_hw *hw, struct nlattr **tb) +{ + struct iwl_priv *priv = hw->priv; + struct iwl_host_cmd cmd; + + memset(&cmd, 0, sizeof(struct iwl_host_cmd)); + + if (!tb[IWL_TM_ATTR_UCODE_CMD_ID] || + !tb[IWL_TM_ATTR_UCODE_CMD_DATA]) { + IWL_DEBUG_INFO(priv, + "Error finding ucode command mandatory fields\n"); + return -ENOMSG; + } + + cmd.id = nla_get_u8(tb[IWL_TM_ATTR_UCODE_CMD_ID]); + cmd.data = nla_data(tb[IWL_TM_ATTR_UCODE_CMD_DATA]); + cmd.len = nla_len(tb[IWL_TM_ATTR_UCODE_CMD_DATA]); + IWL_INFO(priv, "testmode ucode command ID 0x%x, flags 0x%x," + " len %d\n", cmd.id, cmd.flags, cmd.len); + /* ok, let's submit the command to ucode */ + return iwl_send_cmd(priv, &cmd); +} + + +/* + * This function handles the user application commands for register access. + * + * It retrieves command ID carried with IWL_TM_ATTR_COMMAND and calls to the + * handlers respectively. + * + * If it's an unknown commdn ID, -ENOSYS is returned; or -ENOMSG if the + * mandatory fields(IWL_TM_ATTR_REG_OFFSET,IWL_TM_ATTR_REG_VALUE32, + * IWL_TM_ATTR_REG_VALUE8) are missing; Otherwise 0 is replied indicating + * the success of the command execution. + * + * If IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_REG_READ32, the register read + * value is returned with IWL_TM_ATTR_REG_VALUE32. + * + * @hw: ieee80211_hw object that represents the device + * @tb: gnl message fields from the user space + */ +static int iwl_testmode_reg(struct ieee80211_hw *hw, struct nlattr **tb) +{ + struct iwl_priv *priv = hw->priv; + u32 ofs, val32; + u8 val8; + struct sk_buff *skb; + int status = 0; + + if (!tb[IWL_TM_ATTR_REG_OFFSET]) { + IWL_DEBUG_INFO(priv, "Error finding register offset\n"); + return -ENOMSG; + } + ofs = nla_get_u32(tb[IWL_TM_ATTR_REG_OFFSET]); + IWL_INFO(priv, "testmode register access command offset 0x%x\n", ofs); + + switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) { + case IWL_TM_CMD_APP2DEV_REG_READ32: + val32 = iwl_read32(priv, ofs); + IWL_INFO(priv, "32bit value to read 0x%x\n", val32); + + skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, 20); + if (!skb) { + IWL_DEBUG_INFO(priv, "Error allocating memory\n"); + return -ENOMEM; + } + NLA_PUT_U32(skb, IWL_TM_ATTR_REG_VALUE32, val32); + status = cfg80211_testmode_reply(skb); + if (status < 0) + IWL_DEBUG_INFO(priv, + "Error sending msg : %d\n", status); + break; + case IWL_TM_CMD_APP2DEV_REG_WRITE32: + if (!tb[IWL_TM_ATTR_REG_VALUE32]) { + IWL_DEBUG_INFO(priv, + "Error finding value to write\n"); + return -ENOMSG; + } else { + val32 = nla_get_u32(tb[IWL_TM_ATTR_REG_VALUE32]); + IWL_INFO(priv, "32bit value to write 0x%x\n", val32); + iwl_write32(priv, ofs, val32); + } + break; + case IWL_TM_CMD_APP2DEV_REG_WRITE8: + if (!tb[IWL_TM_ATTR_REG_VALUE8]) { + IWL_DEBUG_INFO(priv, "Error finding value to write\n"); + return -ENOMSG; + } else { + val8 = nla_get_u8(tb[IWL_TM_ATTR_REG_VALUE8]); + IWL_INFO(priv, "8bit value to write 0x%x\n", val8); + iwl_write8(priv, ofs, val8); + } + break; + default: + IWL_DEBUG_INFO(priv, "Unknown testmode register command ID\n"); + return -ENOSYS; + } + + return status; + +nla_put_failure: + kfree_skb(skb); + return -EMSGSIZE; +} + + +static int iwl_testmode_cfg_init_calib(struct iwl_priv *priv) +{ + struct iwl_notification_wait calib_wait; + int ret; + + iwlagn_init_notification_wait(priv, &calib_wait, + CALIBRATION_COMPLETE_NOTIFICATION, + NULL, NULL); + ret = iwlagn_init_alive_start(priv); + if (ret) { + IWL_DEBUG_INFO(priv, + "Error configuring init calibration: %d\n", ret); + goto cfg_init_calib_error; + } + + ret = iwlagn_wait_notification(priv, &calib_wait, 2 * HZ); + if (ret) + IWL_DEBUG_INFO(priv, "Error detecting" + " CALIBRATION_COMPLETE_NOTIFICATION: %d\n", ret); + return ret; + +cfg_init_calib_error: + iwlagn_remove_notification(priv, &calib_wait); + return ret; +} + +/* + * This function handles the user application commands for driver. + * + * It retrieves command ID carried with IWL_TM_ATTR_COMMAND and calls to the + * handlers respectively. + * + * If it's an unknown commdn ID, -ENOSYS is replied; otherwise, the returned + * value of the actual command execution is replied to the user application. + * + * If there's any message responding to the user space, IWL_TM_ATTR_SYNC_RSP + * is used for carry the message while IWL_TM_ATTR_COMMAND must set to + * IWL_TM_CMD_DEV2APP_SYNC_RSP. + * + * @hw: ieee80211_hw object that represents the device + * @tb: gnl message fields from the user space + */ +static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb) +{ + struct iwl_priv *priv = hw->priv; + struct sk_buff *skb; + unsigned char *rsp_data_ptr = NULL; + int status = 0, rsp_data_len = 0; + + switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) { + case IWL_TM_CMD_APP2DEV_GET_DEVICENAME: + rsp_data_ptr = (unsigned char *)priv->cfg->name; + rsp_data_len = strlen(priv->cfg->name); + skb = cfg80211_testmode_alloc_reply_skb(hw->wiphy, + rsp_data_len + 20); + if (!skb) { + IWL_DEBUG_INFO(priv, + "Error allocating memory\n"); + return -ENOMEM; + } + NLA_PUT_U32(skb, IWL_TM_ATTR_COMMAND, + IWL_TM_CMD_DEV2APP_SYNC_RSP); + NLA_PUT(skb, IWL_TM_ATTR_SYNC_RSP, + rsp_data_len, rsp_data_ptr); + status = cfg80211_testmode_reply(skb); + if (status < 0) + IWL_DEBUG_INFO(priv, "Error sending msg : %d\n", + status); + break; + + case IWL_TM_CMD_APP2DEV_LOAD_INIT_FW: + status = iwlagn_load_ucode_wait_alive(priv, &priv->ucode_init, + UCODE_SUBTYPE_INIT, -1); + if (status) + IWL_DEBUG_INFO(priv, + "Error loading init ucode: %d\n", status); + break; + + case IWL_TM_CMD_APP2DEV_CFG_INIT_CALIB: + iwl_testmode_cfg_init_calib(priv); + iwlagn_stop_device(priv); + break; + + case IWL_TM_CMD_APP2DEV_LOAD_RUNTIME_FW: + status = iwlagn_load_ucode_wait_alive(priv, + &priv->ucode_rt, + UCODE_SUBTYPE_REGULAR, + UCODE_SUBTYPE_REGULAR_NEW); + if (status) { + IWL_DEBUG_INFO(priv, + "Error loading runtime ucode: %d\n", status); + break; + } + status = iwl_alive_start(priv); + if (status) + IWL_DEBUG_INFO(priv, + "Error starting the device: %d\n", status); + break; + + default: + IWL_DEBUG_INFO(priv, "Unknown testmode driver command ID\n"); + return -ENOSYS; + } + return status; + +nla_put_failure: + kfree_skb(skb); + return -EMSGSIZE; +} + +/* The testmode gnl message handler that takes the gnl message from the + * user space and parses it per the policy iwl_testmode_gnl_msg_policy, then + * invoke the corresponding handlers. + * + * This function is invoked when there is user space application sending + * gnl message through the testmode tunnel NL80211_CMD_TESTMODE regulated + * by nl80211. + * + * It retrieves the mandatory field, IWL_TM_ATTR_COMMAND, before + * dispatching it to the corresponding handler. + * + * If IWL_TM_ATTR_COMMAND is missing, -ENOMSG is replied to user application; + * -ENOSYS is replied to the user application if the command is unknown; + * Otherwise, the command is dispatched to the respective handler. + * + * @hw: ieee80211_hw object that represents the device + * @data: pointer to user space message + * @len: length in byte of @data + */ +int iwl_testmode_cmd(struct ieee80211_hw *hw, void *data, int len) +{ + struct nlattr *tb[IWL_TM_ATTR_MAX - 1]; + struct iwl_priv *priv = hw->priv; + int result; + + result = nla_parse(tb, IWL_TM_ATTR_MAX - 1, data, len, + iwl_testmode_gnl_msg_policy); + if (result != 0) { + IWL_DEBUG_INFO(priv, + "Error parsing the gnl message : %d\n", result); + return result; + } + + /* IWL_TM_ATTR_COMMAND is absolutely mandatory */ + if (!tb[IWL_TM_ATTR_COMMAND]) { + IWL_DEBUG_INFO(priv, "Error finding testmode command type\n"); + return -ENOMSG; + } + /* in case multiple accesses to the device happens */ + mutex_lock(&priv->mutex); + + switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) { + case IWL_TM_CMD_APP2DEV_UCODE: + IWL_DEBUG_INFO(priv, "testmode cmd to uCode\n"); + result = iwl_testmode_ucode(hw, tb); + break; + case IWL_TM_CMD_APP2DEV_REG_READ32: + case IWL_TM_CMD_APP2DEV_REG_WRITE32: + case IWL_TM_CMD_APP2DEV_REG_WRITE8: + IWL_DEBUG_INFO(priv, "testmode cmd to register\n"); + result = iwl_testmode_reg(hw, tb); + break; + case IWL_TM_CMD_APP2DEV_GET_DEVICENAME: + case IWL_TM_CMD_APP2DEV_LOAD_INIT_FW: + case IWL_TM_CMD_APP2DEV_CFG_INIT_CALIB: + case IWL_TM_CMD_APP2DEV_LOAD_RUNTIME_FW: + IWL_DEBUG_INFO(priv, "testmode cmd to driver\n"); + result = iwl_testmode_driver(hw, tb); + break; + default: + IWL_DEBUG_INFO(priv, "Unknown testmode command\n"); + result = -ENOSYS; + break; + } + + mutex_unlock(&priv->mutex); + return result; +} diff --git a/drivers/net/wireless/iwlwifi/iwl-testmode.h b/drivers/net/wireless/iwlwifi/iwl-testmode.h new file mode 100644 index 000000000000..31f8949f2801 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-testmode.h @@ -0,0 +1,151 @@ +/****************************************************************************** + * + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2010 - 2011 Intel Corporation. All rights reserved. + * + * 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 + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, + * USA + * + * The full GNU General Public License is included in this distribution + * in the file called LICENSE.GPL. + * + * Contact Information: + * Intel Linux Wireless <ilw@linux.intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + * BSD LICENSE + * + * Copyright(c) 2010 - 2011 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *****************************************************************************/ +#ifndef __IWL_TESTMODE_H__ +#define __IWL_TESTMODE_H__ + +#include <linux/types.h> + + +/* Commands from user space to kernel space(IWL_TM_CMD_ID_APP2DEV_XX) and + * from and kernel space to user space(IWL_TM_CMD_ID_DEV2APP_XX). + * The command ID is carried with IWL_TM_ATTR_COMMAND. There are three types of + * of command from user space and two types of command from kernel space. + * See below. + */ +enum iwl_tm_cmd_t { + /* commands from user application to the uCode, + * the actual uCode host command ID is carried with + * IWL_TM_ATTR_UCODE_CMD_ID */ + IWL_TM_CMD_APP2DEV_UCODE = 1, + + /* commands from user applicaiton to access register */ + IWL_TM_CMD_APP2DEV_REG_READ32, + IWL_TM_CMD_APP2DEV_REG_WRITE32, + IWL_TM_CMD_APP2DEV_REG_WRITE8, + + /* commands fom user space for pure driver level operations */ + IWL_TM_CMD_APP2DEV_GET_DEVICENAME, + IWL_TM_CMD_APP2DEV_LOAD_INIT_FW, + IWL_TM_CMD_APP2DEV_CFG_INIT_CALIB, + IWL_TM_CMD_APP2DEV_LOAD_RUNTIME_FW, + /* if there is other new command for the driver layer operation, + * append them here */ + + + /* commands from kernel space to carry the synchronous response + * to user application */ + IWL_TM_CMD_DEV2APP_SYNC_RSP, + + /* commands from kernel space to multicast the spontaneous messages + * to user application */ + IWL_TM_CMD_DEV2APP_UCODE_RX_PKT, + IWL_TM_CMD_MAX, +}; + +enum iwl_tm_attr_t { + IWL_TM_ATTR_NOT_APPLICABLE = 0, + + /* From user space to kernel space: + * the command either destines to ucode, driver, or register; + * See enum iwl_tm_cmd_t. + * + * From kernel space to user space: + * the command either carries synchronous response, + * or the spontaneous message multicast from the device; + * See enum iwl_tm_cmd_t. */ + IWL_TM_ATTR_COMMAND, + + /* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_UCODE, + * The mandatory fields are : + * IWL_TM_ATTR_UCODE_CMD_ID for recognizable command ID; + * IWL_TM_ATTR_COMMAND_FLAG for the flags of the commands; + * The optional fields are: + * IWL_TM_ATTR_UCODE_CMD_DATA for the actual command payload + * to the ucode */ + IWL_TM_ATTR_UCODE_CMD_ID, + IWL_TM_ATTR_UCODE_CMD_DATA, + + /* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_REG_XXX, + * The mandatory fields are: + * IWL_TM_ATTR_REG_OFFSET for the offset of the target register; + * IWL_TM_ATTR_REG_VALUE8 or IWL_TM_ATTR_REG_VALUE32 for value */ + IWL_TM_ATTR_REG_OFFSET, + IWL_TM_ATTR_REG_VALUE8, + IWL_TM_ATTR_REG_VALUE32, + + /* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_DEV2APP_SYNC_RSP, + * The mandatory fields are: + * IWL_TM_ATTR_SYNC_RSP for the data content responding to the user + * application command */ + IWL_TM_ATTR_SYNC_RSP, + /* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_DEV2APP_UCODE_RX_PKT, + * The mandatory fields are: + * IWL_TM_ATTR_UCODE_RX_PKT for the data content multicast to the user + * application */ + IWL_TM_ATTR_UCODE_RX_PKT, + + IWL_TM_ATTR_MAX, +}; + + +#endif |