obj-$(CONFIG_IWLCORE) += iwlcore.o
-iwlcore-objs = iwl-core.o iwl-eeprom.o
+iwlcore-objs = iwl-core.o iwl-eeprom.o iwl-hcmd.o
ifeq ($(CONFIG_IWLWIFI_DEBUGFS),y)
iwlcore-objs += iwl-debugfs.o
REPLY_PHY_CALIBRATION_CMD = 0xb0,
REPLY_RX_PHY_CMD = 0xc0,
REPLY_RX_MPDU_CMD = 0xc1,
- REPLY_4965_RX = 0xc3,
+ REPLY_RX = 0xc3,
REPLY_COMPRESSED_BA = 0xc5,
REPLY_MAX = 0xff
};
*
*****************************************************************************/
-/* iwl4965_cmd_header flags value */
+/* iwl_cmd_header flags value */
#define IWL_CMD_FAILED_MSK 0x40
/**
- * struct iwl4965_cmd_header
+ * struct iwl_cmd_header
*
* This header format appears in the beginning of each command sent from the
* driver, and each response/notification received from uCode.
*/
-struct iwl4965_cmd_header {
+struct iwl_cmd_header {
u8 cmd; /* Command ID: REPLY_RXON, etc. */
u8 flags; /* IWL_CMD_* */
/*
* 4965 rate_n_flags bit fields
*
* rate_n_flags format is used in following 4965 commands:
- * REPLY_4965_RX (response only)
+ * REPLY_RX (response only)
* REPLY_TX (both command and response)
* REPLY_TX_LINK_QUALITY_CMD
*
} __attribute__ ((packed));
/*
- * REPLY_4965_RX = 0xc3 (response only, not a command)
+ * REPLY_RX = 0xc3 (response only, not a command)
* Used only for legacy (non 11n) frames.
*/
#define RX_RES_PHY_CNT 14
struct iwl4965_rx_packet {
__le32 len;
- struct iwl4965_cmd_header hdr;
+ struct iwl_cmd_header hdr;
union {
struct iwl4965_alive_resp alive_frame;
struct iwl4965_rx_frame rx_frame;
#define TFD_TX_CMD_SLOTS 256
#define TFD_CMD_SLOTS 32
-#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl4965_cmd) - \
- sizeof(struct iwl4965_cmd_meta))
-
/*
* RX related structures and functions
*/
#include "../net/mac80211/ieee80211_rate.h"
#include "iwl-4965.h"
+#include "iwl-core.h"
#include "iwl-helpers.h"
#define RS_NAME "iwl-4965-rs"
};
static int iwl4965_lq_sync_callback(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd, struct sk_buff *skb)
+ struct iwl_cmd *cmd, struct sk_buff *skb)
{
/*We didn't cache the SKB; let the caller free it */
return 1;
#ifdef CONFIG_IWLWIFI_DEBUG
int i;
#endif
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_TX_LINK_QUALITY_CMD,
.len = sizeof(struct iwl4965_link_quality_cmd),
.meta.flags = flags,
if (iwl4965_is_associated(priv) && priv->assoc_station_added &&
priv->lq_mngr.lq_ready)
- return iwl4965_send_cmd(priv, &cmd);
+ return iwl_send_cmd(priv, &cmd);
return 0;
}
u32 temp_th;
u32 crit_temperature;
unsigned long flags;
- int rc = 0;
+ int ret = 0;
spin_lock_irqsave(&priv->lock, flags);
iwl4965_write32(priv, CSR_UCODE_DRV_GP1_CLR,
crit_temperature = ((temp_th * (R3-R1))/CT_LIMIT_CONST) + R2;
cmd.critical_temperature_R = cpu_to_le32(crit_temperature);
- rc = iwl4965_send_cmd_pdu(priv,
- REPLY_CT_KILL_CONFIG_CMD, sizeof(cmd), &cmd);
- if (rc)
+ ret = iwl_send_cmd_pdu(priv, REPLY_CT_KILL_CONFIG_CMD,
+ sizeof(cmd), &cmd);
+ if (ret)
IWL_ERROR("REPLY_CT_KILL_CONFIG_CMD failed\n");
else
IWL_DEBUG_INFO("REPLY_CT_KILL_CONFIG_CMD succeeded\n");
}
static int iwl4965_sensitivity_callback(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd, struct sk_buff *skb)
+ struct iwl_cmd *cmd, struct sk_buff *skb)
{
/* We didn't cache the SKB; let the caller free it */
return 1;
/* Prepare a SENSITIVITY_CMD, send to uCode if values have changed */
static int iwl4965_sensitivity_write(struct iwl_priv *priv, u8 flags)
{
- int rc = 0;
struct iwl4965_sensitivity_cmd cmd ;
struct iwl4965_sensitivity_data *data = NULL;
- struct iwl4965_host_cmd cmd_out = {
+ struct iwl_host_cmd cmd_out = {
.id = SENSITIVITY_CMD,
.len = sizeof(struct iwl4965_sensitivity_cmd),
.meta.flags = flags,
.data = &cmd,
};
+ int ret;
data = &(priv->sensitivity_data);
memcpy(&(priv->sensitivity_tbl[0]), &(cmd.table[0]),
sizeof(u16)*HD_TABLE_SIZE);
- rc = iwl4965_send_cmd(priv, &cmd_out);
- if (!rc) {
- IWL_DEBUG_CALIB("SENSITIVITY_CMD succeeded\n");
- return rc;
- }
+ ret = iwl_send_cmd(priv, &cmd_out);
+ if (ret)
+ IWL_ERROR("SENSITIVITY_CMD failed\n");
- return 0;
+ return ret;
}
void iwl4965_init_sensitivity(struct iwl_priv *priv, u8 flags, u8 force)
{
- int rc = 0;
- int i;
struct iwl4965_sensitivity_data *data = NULL;
+ int i;
+ int ret = 0;
IWL_DEBUG_CALIB("Start iwl4965_init_sensitivity\n");
memset(&(priv->sensitivity_tbl[0]), 0,
sizeof(u16)*HD_TABLE_SIZE);
- rc |= iwl4965_sensitivity_write(priv, flags);
- IWL_DEBUG_CALIB("<<return 0x%X\n", rc);
+ ret |= iwl4965_sensitivity_write(priv, flags);
+ IWL_DEBUG_CALIB("<<return 0x%X\n", ret);
return;
}
void iwl4965_chain_noise_reset(struct iwl_priv *priv)
{
struct iwl4965_chain_noise_data *data = NULL;
- int rc = 0;
data = &(priv->chain_noise_data);
if ((data->state == IWL_CHAIN_NOISE_ALIVE) && iwl4965_is_associated(priv)) {
cmd.diff_gain_a = 0;
cmd.diff_gain_b = 0;
cmd.diff_gain_c = 0;
- rc = iwl4965_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
+ iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
sizeof(cmd), &cmd);
msleep(4);
data->state = IWL_CHAIN_NOISE_ACCUMULATE;
struct iwl4965_notif_statistics *stat_resp)
{
struct iwl4965_chain_noise_data *data = NULL;
- int rc = 0;
+ int ret = 0;
u32 chain_noise_a;
u32 chain_noise_b;
cmd.diff_gain_a = data->delta_gain_code[0];
cmd.diff_gain_b = data->delta_gain_code[1];
cmd.diff_gain_c = data->delta_gain_code[2];
- rc = iwl4965_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
+ ret = iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
sizeof(cmd), &cmd);
- if (rc)
+ if (ret)
IWL_DEBUG_CALIB("fail sending cmd "
"REPLY_PHY_CALIBRATION_CMD \n");
static void iwl4965_sensitivity_calibration(struct iwl_priv *priv,
struct iwl4965_notif_statistics *resp)
{
- int rc = 0;
u32 rx_enable_time;
u32 fa_cck;
u32 fa_ofdm;
struct statistics_rx *statistics = &(resp->rx);
unsigned long flags;
struct statistics_general_data statis;
+ int ret;
data = &(priv->sensitivity_data);
iwl4965_sens_auto_corr_ofdm(priv, norm_fa_ofdm, rx_enable_time);
iwl4965_sens_energy_cck(priv, norm_fa_cck, rx_enable_time, &statis);
- rc |= iwl4965_sensitivity_write(priv, CMD_ASYNC);
+ ret = iwl4965_sensitivity_write(priv, CMD_ASYNC);
return;
}
u32 a;
int i = 0;
unsigned long flags;
- int rc;
+ int ret;
spin_lock_irqsave(&priv->lock, flags);
priv->chain_noise_data.delta_gain_code[i] =
CHAIN_NOISE_DELTA_GAIN_INIT_VAL;
#endif /* CONFIG_IWL4965_SENSITIVITY*/
- rc = iwl4965_grab_nic_access(priv);
- if (rc) {
+ ret = iwl4965_grab_nic_access(priv);
+ if (ret) {
spin_unlock_irqrestore(&priv->lock, flags);
- return rc;
+ return ret;
}
/* Clear 4965's internal Tx Scheduler data base */
iwl4965_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
- return 0;
+ return ret;
}
/**
int iwl4965_hw_reg_send_txpower(struct iwl_priv *priv)
{
struct iwl4965_txpowertable_cmd cmd = { 0 };
- int rc = 0;
+ int ret;
u8 band = 0;
u8 is_fat = 0;
u8 ctrl_chan_high = 0;
cmd.band = band;
cmd.channel = priv->active_rxon.channel;
- rc = iwl4965_fill_txpower_tbl(priv, band,
+ ret = iwl4965_fill_txpower_tbl(priv, band,
le16_to_cpu(priv->active_rxon.channel),
is_fat, ctrl_chan_high, &cmd.tx_power);
- if (rc)
- return rc;
+ if (ret)
+ goto out;
- rc = iwl4965_send_cmd_pdu(priv, REPLY_TX_PWR_TABLE_CMD, sizeof(cmd), &cmd);
- return rc;
+ ret = iwl_send_cmd_pdu(priv, REPLY_TX_PWR_TABLE_CMD, sizeof(cmd), &cmd);
+
+out:
+ return ret;
}
int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel)
return rc;
}
- rc = iwl4965_send_cmd_pdu(priv, REPLY_CHANNEL_SWITCH, sizeof(cmd), &cmd);
+ rc = iwl_send_cmd_pdu(priv, REPLY_CHANNEL_SWITCH, sizeof(cmd), &cmd);
return rc;
}
#define RTS_DFAULT_RETRY_LIMIT 60
void iwl4965_hw_build_tx_cmd_rate(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd,
+ struct iwl_cmd *cmd,
struct ieee80211_tx_control *ctrl,
struct ieee80211_hdr *hdr, int sta_id,
int is_hcca)
#define IWL_DELAY_NEXT_SCAN_AFTER_ASSOC (HZ*6)
-/* Called for REPLY_4965_RX (legacy ABG frames), or
+/* Called for REPLY_RX (legacy ABG frames), or
* REPLY_RX_MPDU_CMD (HT high-throughput N frames). */
static void iwl4965_rx_reply_rx(struct iwl_priv *priv,
struct iwl4965_rx_mem_buffer *rxb)
/* Use phy data (Rx signal strength, etc.) contained within
* this rx packet for legacy frames,
* or phy data cached from REPLY_RX_PHY_CMD for HT frames. */
- int include_phy = (pkt->hdr.cmd == REPLY_4965_RX);
+ int include_phy = (pkt->hdr.cmd == REPLY_RX);
struct iwl4965_rx_phy_res *rx_start = (include_phy) ?
(struct iwl4965_rx_phy_res *)&(pkt->u.raw[0]) :
(struct iwl4965_rx_phy_res *)&priv->last_phy_res[1];
/* Update the rate scaling for control frame Tx to AP */
link_cmd.sta_id = is_ap ? IWL_AP_ID : priv->hw_setting.bcast_sta_id;
- iwl4965_send_cmd_pdu(priv, REPLY_TX_LINK_QUALITY_CMD, sizeof(link_cmd),
+ iwl_send_cmd_pdu(priv, REPLY_TX_LINK_QUALITY_CMD, sizeof(link_cmd),
&link_cmd);
}
void iwl4965_hw_rx_handler_setup(struct iwl_priv *priv)
{
/* Legacy Rx frames */
- priv->rx_handlers[REPLY_4965_RX] = iwl4965_rx_reply_rx;
+ priv->rx_handlers[REPLY_RX] = iwl4965_rx_reply_rx;
/* High-throughput (HT) Rx frames */
priv->rx_handlers[REPLY_RX_PHY_CMD] = iwl4965_rx_reply_rx_phy;
cancel_delayed_work(&priv->init_alive_start);
}
+static struct iwl_hcmd_utils_ops iwl4965_hcmd_utils = {
+ .enqueue_hcmd = iwl4965_enqueue_hcmd,
+};
+
static struct iwl_lib_ops iwl4965_lib = {
.init_drv = iwl4965_init_drv,
.eeprom_ops = {
static struct iwl_ops iwl4965_ops = {
.lib = &iwl4965_lib,
+ .utils = &iwl4965_hcmd_utils,
};
static struct iwl_cfg iwl4965_agn_cfg = {
struct iwl4965_tx_queue {
struct iwl4965_queue q;
struct iwl4965_tfd_frame *bd;
- struct iwl4965_cmd *cmd;
+ struct iwl_cmd *cmd;
dma_addr_t dma_addr_cmd;
struct iwl4965_tx_info *txb;
int need_update;
CMD_WANT_SKB = (1 << 2),
};
-struct iwl4965_cmd;
+struct iwl_cmd;
struct iwl_priv;
-struct iwl4965_cmd_meta {
- struct iwl4965_cmd_meta *source;
+struct iwl_cmd_meta {
+ struct iwl_cmd_meta *source;
union {
struct sk_buff *skb;
int (*callback)(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd, struct sk_buff *skb);
+ struct iwl_cmd *cmd, struct sk_buff *skb);
} __attribute__ ((packed)) u;
/* The CMD_SIZE_HUGE flag bit indicates that the command
} __attribute__ ((packed));
/**
- * struct iwl4965_cmd
+ * struct iwl_cmd
*
* For allocation of the command and tx queues, this establishes the overall
* size of the largest command we send to uCode, except for a scan command
* (which is relatively huge; space is allocated separately).
*/
-struct iwl4965_cmd {
- struct iwl4965_cmd_meta meta; /* driver data */
- struct iwl4965_cmd_header hdr; /* uCode API */
+struct iwl_cmd {
+ struct iwl_cmd_meta meta; /* driver data */
+ struct iwl_cmd_header hdr; /* uCode API */
union {
struct iwl4965_addsta_cmd addsta;
struct iwl4965_led_cmd led;
} __attribute__ ((packed)) cmd;
} __attribute__ ((packed));
-struct iwl4965_host_cmd {
+struct iwl_host_cmd {
u8 id;
u16 len;
- struct iwl4965_cmd_meta meta;
+ struct iwl_cmd_meta meta;
const void *data;
};
-#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl4965_cmd) - \
- sizeof(struct iwl4965_cmd_meta))
+#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \
+ sizeof(struct iwl_cmd_meta))
/*
* RX related structures and functions
struct iwl4965_tx_queue *txq, int count, u32 id);
extern void iwl4965_rx_replenish(void *data);
extern void iwl4965_tx_queue_free(struct iwl_priv *priv, struct iwl4965_tx_queue *txq);
-extern int iwl4965_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len,
- const void *data);
-extern int __must_check iwl4965_send_cmd(struct iwl_priv *priv,
- struct iwl4965_host_cmd *cmd);
extern unsigned int iwl4965_fill_beacon_frame(struct iwl_priv *priv,
struct ieee80211_hdr *hdr,
const u8 *dest, int left);
void iwl4965_free_geos(struct iwl_priv *priv);
extern const u8 iwl4965_broadcast_addr[ETH_ALEN];
+int iwl4965_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
/*
* Currently used by iwl-3945-rs... look at restructuring so that it doesn't
struct iwl4965_frame *frame, u8 rate);
extern int iwl4965_hw_get_rx_read(struct iwl_priv *priv);
extern void iwl4965_hw_build_tx_cmd_rate(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd,
+ struct iwl_cmd *cmd,
struct ieee80211_tx_control *ctrl,
struct ieee80211_hdr *hdr,
int sta_id, int tx_id);
#ifndef __iwl_core_h__
#define __iwl_core_h__
+/************************
+ * forward declarations *
+ ************************/
+struct iwl_host_cmd;
+struct iwl_cmd;
+
+
#define IWLWIFI_VERSION "1.2.26k"
#define DRV_COPYRIGHT "Copyright(c) 2003-2008 Intel Corporation"
#define IWL_SKU_A 0x2
#define IWL_SKU_N 0x8
+struct iwl_hcmd_utils_ops {
+ int (*enqueue_hcmd)(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
+};
+
struct iwl_lib_ops {
/* iwlwifi driver (priv) init */
int (*init_drv)(struct iwl_priv *priv);
struct iwl_ops {
const struct iwl_lib_ops *lib;
+ const struct iwl_hcmd_utils_ops *utils;
};
struct iwl_mod_params {
int iwl_setup(struct iwl_priv *priv);
+/*****************************************************
+ * S e n d i n g H o s t C o m m a n d s *
+ *****************************************************/
+
+const char *get_cmd_string(u8 cmd);
+int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
+int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
+int iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len, const void *data);
+int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
+ const void *data,
+ int (*callback)(struct iwl_priv *priv,
+ struct iwl_cmd *cmd,
+ struct sk_buff *skb));
+
#endif /* __iwl_core_h__ */
--- /dev/null
+/******************************************************************************
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2008 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:
+ * Tomas Winkler <tomas.winkler@intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *****************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/version.h>
+#include <net/mac80211.h>
+
+#include "iwl-4965.h" /* FIXME: remove */
+#include "iwl-debug.h"
+#include "iwl-eeprom.h"
+#include "iwl-core.h"
+
+
+#define IWL_CMD(x) case x : return #x
+
+const char *get_cmd_string(u8 cmd)
+{
+ switch (cmd) {
+ IWL_CMD(REPLY_ALIVE);
+ IWL_CMD(REPLY_ERROR);
+ IWL_CMD(REPLY_RXON);
+ IWL_CMD(REPLY_RXON_ASSOC);
+ IWL_CMD(REPLY_QOS_PARAM);
+ IWL_CMD(REPLY_RXON_TIMING);
+ IWL_CMD(REPLY_ADD_STA);
+ IWL_CMD(REPLY_REMOVE_STA);
+ IWL_CMD(REPLY_REMOVE_ALL_STA);
+ IWL_CMD(REPLY_TX);
+ IWL_CMD(REPLY_RATE_SCALE);
+ IWL_CMD(REPLY_LEDS_CMD);
+ IWL_CMD(REPLY_TX_LINK_QUALITY_CMD);
+ IWL_CMD(RADAR_NOTIFICATION);
+ IWL_CMD(REPLY_QUIET_CMD);
+ IWL_CMD(REPLY_CHANNEL_SWITCH);
+ IWL_CMD(CHANNEL_SWITCH_NOTIFICATION);
+ IWL_CMD(REPLY_SPECTRUM_MEASUREMENT_CMD);
+ IWL_CMD(SPECTRUM_MEASURE_NOTIFICATION);
+ IWL_CMD(POWER_TABLE_CMD);
+ IWL_CMD(PM_SLEEP_NOTIFICATION);
+ IWL_CMD(PM_DEBUG_STATISTIC_NOTIFIC);
+ IWL_CMD(REPLY_SCAN_CMD);
+ IWL_CMD(REPLY_SCAN_ABORT_CMD);
+ IWL_CMD(SCAN_START_NOTIFICATION);
+ IWL_CMD(SCAN_RESULTS_NOTIFICATION);
+ IWL_CMD(SCAN_COMPLETE_NOTIFICATION);
+ IWL_CMD(BEACON_NOTIFICATION);
+ IWL_CMD(REPLY_TX_BEACON);
+ IWL_CMD(WHO_IS_AWAKE_NOTIFICATION);
+ IWL_CMD(QUIET_NOTIFICATION);
+ IWL_CMD(REPLY_TX_PWR_TABLE_CMD);
+ IWL_CMD(MEASURE_ABORT_NOTIFICATION);
+ IWL_CMD(REPLY_BT_CONFIG);
+ IWL_CMD(REPLY_STATISTICS_CMD);
+ IWL_CMD(STATISTICS_NOTIFICATION);
+ IWL_CMD(REPLY_CARD_STATE_CMD);
+ IWL_CMD(CARD_STATE_NOTIFICATION);
+ IWL_CMD(MISSED_BEACONS_NOTIFICATION);
+ IWL_CMD(REPLY_CT_KILL_CONFIG_CMD);
+ IWL_CMD(SENSITIVITY_CMD);
+ IWL_CMD(REPLY_PHY_CALIBRATION_CMD);
+ IWL_CMD(REPLY_RX_PHY_CMD);
+ IWL_CMD(REPLY_RX_MPDU_CMD);
+ IWL_CMD(REPLY_RX);
+ IWL_CMD(REPLY_COMPRESSED_BA);
+ default:
+ return "UNKNOWN";
+
+ }
+}
+EXPORT_SYMBOL(get_cmd_string);
+
+#define HOST_COMPLETE_TIMEOUT (HZ / 2)
+
+static int iwl_send_cmd_async(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
+{
+ int ret;
+
+ BUG_ON(!(cmd->meta.flags & CMD_ASYNC));
+
+ /* An asynchronous command can not expect an SKB to be set. */
+ BUG_ON(cmd->meta.flags & CMD_WANT_SKB);
+
+ /* An asynchronous command MUST have a callback. */
+ BUG_ON(!cmd->meta.u.callback);
+
+ if (test_bit(STATUS_EXIT_PENDING, &priv->status))
+ return -EBUSY;
+
+ ret = priv->cfg->ops->utils->enqueue_hcmd(priv, cmd);
+ if (ret < 0) {
+ IWL_ERROR("Error sending %s: enqueue_hcmd failed: %d\n",
+ get_cmd_string(cmd->id), ret);
+ return ret;
+ }
+ return 0;
+}
+
+int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
+{
+ int cmd_idx;
+ int ret;
+ static atomic_t entry = ATOMIC_INIT(0); /* reentrance protection */
+
+ BUG_ON(cmd->meta.flags & CMD_ASYNC);
+
+ /* A synchronous command can not have a callback set. */
+ BUG_ON(cmd->meta.u.callback != NULL);
+
+ if (atomic_xchg(&entry, 1)) {
+ IWL_ERROR("Error sending %s: Already sending a host command\n",
+ get_cmd_string(cmd->id));
+ return -EBUSY;
+ }
+
+ set_bit(STATUS_HCMD_ACTIVE, &priv->status);
+
+ if (cmd->meta.flags & CMD_WANT_SKB)
+ cmd->meta.source = &cmd->meta;
+
+ cmd_idx = priv->cfg->ops->utils->enqueue_hcmd(priv, cmd);
+ if (cmd_idx < 0) {
+ ret = cmd_idx;
+ IWL_ERROR("Error sending %s: enqueue_hcmd failed: %d\n",
+ get_cmd_string(cmd->id), ret);
+ goto out;
+ }
+
+ ret = wait_event_interruptible_timeout(priv->wait_command_queue,
+ !test_bit(STATUS_HCMD_ACTIVE, &priv->status),
+ HOST_COMPLETE_TIMEOUT);
+ if (!ret) {
+ if (test_bit(STATUS_HCMD_ACTIVE, &priv->status)) {
+ IWL_ERROR("Error sending %s: time out after %dms.\n",
+ get_cmd_string(cmd->id),
+ jiffies_to_msecs(HOST_COMPLETE_TIMEOUT));
+
+ clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
+ ret = -ETIMEDOUT;
+ goto cancel;
+ }
+ }
+
+ if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
+ IWL_DEBUG_INFO("Command %s aborted: RF KILL Switch\n",
+ get_cmd_string(cmd->id));
+ ret = -ECANCELED;
+ goto fail;
+ }
+ if (test_bit(STATUS_FW_ERROR, &priv->status)) {
+ IWL_DEBUG_INFO("Command %s failed: FW Error\n",
+ get_cmd_string(cmd->id));
+ ret = -EIO;
+ goto fail;
+ }
+ if ((cmd->meta.flags & CMD_WANT_SKB) && !cmd->meta.u.skb) {
+ IWL_ERROR("Error: Response NULL in '%s'\n",
+ get_cmd_string(cmd->id));
+ ret = -EIO;
+ goto out;
+ }
+
+ ret = 0;
+ goto out;
+
+cancel:
+ if (cmd->meta.flags & CMD_WANT_SKB) {
+ struct iwl_cmd *qcmd;
+
+ /* Cancel the CMD_WANT_SKB flag for the cmd in the
+ * TX cmd queue. Otherwise in case the cmd comes
+ * in later, it will possibly set an invalid
+ * address (cmd->meta.source). */
+ qcmd = &priv->txq[IWL_CMD_QUEUE_NUM].cmd[cmd_idx];
+ qcmd->meta.flags &= ~CMD_WANT_SKB;
+ }
+fail:
+ if (cmd->meta.u.skb) {
+ dev_kfree_skb_any(cmd->meta.u.skb);
+ cmd->meta.u.skb = NULL;
+ }
+out:
+ atomic_set(&entry, 0);
+ return ret;
+}
+EXPORT_SYMBOL(iwl_send_cmd_sync);
+
+int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
+{
+ if (cmd->meta.flags & CMD_ASYNC)
+ return iwl_send_cmd_async(priv, cmd);
+
+ return iwl_send_cmd_sync(priv, cmd);
+}
+EXPORT_SYMBOL(iwl_send_cmd);
+
+int iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len, const void *data)
+{
+ struct iwl_host_cmd cmd = {
+ .id = id,
+ .len = len,
+ .data = data,
+ };
+
+ return iwl_send_cmd_sync(priv, &cmd);
+}
+EXPORT_SYMBOL(iwl_send_cmd_pdu);
+
+int iwl_send_cmd_pdu_async(struct iwl_priv *priv,
+ u8 id, u16 len, const void *data,
+ int (*callback)(struct iwl_priv *priv,
+ struct iwl_cmd *cmd,
+ struct sk_buff *skb))
+{
+ struct iwl_host_cmd cmd = {
+ .id = id,
+ .len = len,
+ .data = data,
+ };
+
+ cmd.meta.flags |= CMD_ASYNC;
+ cmd.meta.u.callback = callback;
+
+ return iwl_send_cmd_async(priv, &cmd);
+}
+EXPORT_SYMBOL(iwl_send_cmd_pdu_async);
* For normal Tx queues (all other queues), no super-size command
* space is needed.
*/
- len = sizeof(struct iwl4965_cmd) * slots_num;
+ len = sizeof(struct iwl_cmd) * slots_num;
if (txq_id == IWL_CMD_QUEUE_NUM)
len += IWL_MAX_SCAN_SIZE;
txq->cmd = pci_alloc_consistent(dev, len, &txq->dma_addr_cmd);
q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd))
iwl4965_hw_txq_free_tfd(priv, txq);
- len = sizeof(struct iwl4965_cmd) * q->n_window;
+ len = sizeof(struct iwl_cmd) * q->n_window;
if (q->id == IWL_CMD_QUEUE_NUM)
len += IWL_MAX_SCAN_SIZE;
/*************** HOST COMMAND QUEUE FUNCTIONS *****/
-#define IWL_CMD(x) case x : return #x
-
-static const char *get_cmd_string(u8 cmd)
-{
- switch (cmd) {
- IWL_CMD(REPLY_ALIVE);
- IWL_CMD(REPLY_ERROR);
- IWL_CMD(REPLY_RXON);
- IWL_CMD(REPLY_RXON_ASSOC);
- IWL_CMD(REPLY_QOS_PARAM);
- IWL_CMD(REPLY_RXON_TIMING);
- IWL_CMD(REPLY_ADD_STA);
- IWL_CMD(REPLY_REMOVE_STA);
- IWL_CMD(REPLY_REMOVE_ALL_STA);
- IWL_CMD(REPLY_TX);
- IWL_CMD(REPLY_RATE_SCALE);
- IWL_CMD(REPLY_LEDS_CMD);
- IWL_CMD(REPLY_TX_LINK_QUALITY_CMD);
- IWL_CMD(RADAR_NOTIFICATION);
- IWL_CMD(REPLY_QUIET_CMD);
- IWL_CMD(REPLY_CHANNEL_SWITCH);
- IWL_CMD(CHANNEL_SWITCH_NOTIFICATION);
- IWL_CMD(REPLY_SPECTRUM_MEASUREMENT_CMD);
- IWL_CMD(SPECTRUM_MEASURE_NOTIFICATION);
- IWL_CMD(POWER_TABLE_CMD);
- IWL_CMD(PM_SLEEP_NOTIFICATION);
- IWL_CMD(PM_DEBUG_STATISTIC_NOTIFIC);
- IWL_CMD(REPLY_SCAN_CMD);
- IWL_CMD(REPLY_SCAN_ABORT_CMD);
- IWL_CMD(SCAN_START_NOTIFICATION);
- IWL_CMD(SCAN_RESULTS_NOTIFICATION);
- IWL_CMD(SCAN_COMPLETE_NOTIFICATION);
- IWL_CMD(BEACON_NOTIFICATION);
- IWL_CMD(REPLY_TX_BEACON);
- IWL_CMD(WHO_IS_AWAKE_NOTIFICATION);
- IWL_CMD(QUIET_NOTIFICATION);
- IWL_CMD(REPLY_TX_PWR_TABLE_CMD);
- IWL_CMD(MEASURE_ABORT_NOTIFICATION);
- IWL_CMD(REPLY_BT_CONFIG);
- IWL_CMD(REPLY_STATISTICS_CMD);
- IWL_CMD(STATISTICS_NOTIFICATION);
- IWL_CMD(REPLY_CARD_STATE_CMD);
- IWL_CMD(CARD_STATE_NOTIFICATION);
- IWL_CMD(MISSED_BEACONS_NOTIFICATION);
- IWL_CMD(REPLY_CT_KILL_CONFIG_CMD);
- IWL_CMD(SENSITIVITY_CMD);
- IWL_CMD(REPLY_PHY_CALIBRATION_CMD);
- IWL_CMD(REPLY_RX_PHY_CMD);
- IWL_CMD(REPLY_RX_MPDU_CMD);
- IWL_CMD(REPLY_4965_RX);
- IWL_CMD(REPLY_COMPRESSED_BA);
- default:
- return "UNKNOWN";
-
- }
-}
-
-#define HOST_COMPLETE_TIMEOUT (HZ / 2)
-
/**
* iwl4965_enqueue_hcmd - enqueue a uCode command
* @priv: device private data point
* failed. On success, it turns the index (> 0) of command in the
* command queue.
*/
-static int iwl4965_enqueue_hcmd(struct iwl_priv *priv, struct iwl4965_host_cmd *cmd)
+int iwl4965_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
{
struct iwl4965_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM];
struct iwl4965_queue *q = &txq->q;
struct iwl4965_tfd_frame *tfd;
u32 *control_flags;
- struct iwl4965_cmd *out_cmd;
+ struct iwl_cmd *out_cmd;
u32 idx;
u16 fix_size = (u16)(cmd->len + sizeof(out_cmd->hdr));
dma_addr_t phys_addr;
out_cmd->hdr.sequence |= cpu_to_le16(SEQ_HUGE_FRAME);
phys_addr = txq->dma_addr_cmd + sizeof(txq->cmd[0]) * idx +
- offsetof(struct iwl4965_cmd, hdr);
+ offsetof(struct iwl_cmd, hdr);
iwl4965_hw_txq_attach_buf_to_tfd(priv, tfd, phys_addr, fix_size);
IWL_DEBUG_HC("Sending command %s (#%x), seq: 0x%04X, "
return ret ? ret : idx;
}
-static int iwl4965_send_cmd_async(struct iwl_priv *priv, struct iwl4965_host_cmd *cmd)
-{
- int ret;
-
- BUG_ON(!(cmd->meta.flags & CMD_ASYNC));
-
- /* An asynchronous command can not expect an SKB to be set. */
- BUG_ON(cmd->meta.flags & CMD_WANT_SKB);
-
- /* An asynchronous command MUST have a callback. */
- BUG_ON(!cmd->meta.u.callback);
-
- if (test_bit(STATUS_EXIT_PENDING, &priv->status))
- return -EBUSY;
-
- ret = iwl4965_enqueue_hcmd(priv, cmd);
- if (ret < 0) {
- IWL_ERROR("Error sending %s: iwl4965_enqueue_hcmd failed: %d\n",
- get_cmd_string(cmd->id), ret);
- return ret;
- }
- return 0;
-}
-
-static int iwl4965_send_cmd_sync(struct iwl_priv *priv, struct iwl4965_host_cmd *cmd)
-{
- int cmd_idx;
- int ret;
- static atomic_t entry = ATOMIC_INIT(0); /* reentrance protection */
-
- BUG_ON(cmd->meta.flags & CMD_ASYNC);
-
- /* A synchronous command can not have a callback set. */
- BUG_ON(cmd->meta.u.callback != NULL);
-
- if (atomic_xchg(&entry, 1)) {
- IWL_ERROR("Error sending %s: Already sending a host command\n",
- get_cmd_string(cmd->id));
- return -EBUSY;
- }
-
- set_bit(STATUS_HCMD_ACTIVE, &priv->status);
-
- if (cmd->meta.flags & CMD_WANT_SKB)
- cmd->meta.source = &cmd->meta;
-
- cmd_idx = iwl4965_enqueue_hcmd(priv, cmd);
- if (cmd_idx < 0) {
- ret = cmd_idx;
- IWL_ERROR("Error sending %s: iwl4965_enqueue_hcmd failed: %d\n",
- get_cmd_string(cmd->id), ret);
- goto out;
- }
-
- ret = wait_event_interruptible_timeout(priv->wait_command_queue,
- !test_bit(STATUS_HCMD_ACTIVE, &priv->status),
- HOST_COMPLETE_TIMEOUT);
- if (!ret) {
- if (test_bit(STATUS_HCMD_ACTIVE, &priv->status)) {
- IWL_ERROR("Error sending %s: time out after %dms.\n",
- get_cmd_string(cmd->id),
- jiffies_to_msecs(HOST_COMPLETE_TIMEOUT));
-
- clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
- ret = -ETIMEDOUT;
- goto cancel;
- }
- }
-
- if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
- IWL_DEBUG_INFO("Command %s aborted: RF KILL Switch\n",
- get_cmd_string(cmd->id));
- ret = -ECANCELED;
- goto fail;
- }
- if (test_bit(STATUS_FW_ERROR, &priv->status)) {
- IWL_DEBUG_INFO("Command %s failed: FW Error\n",
- get_cmd_string(cmd->id));
- ret = -EIO;
- goto fail;
- }
- if ((cmd->meta.flags & CMD_WANT_SKB) && !cmd->meta.u.skb) {
- IWL_ERROR("Error: Response NULL in '%s'\n",
- get_cmd_string(cmd->id));
- ret = -EIO;
- goto out;
- }
-
- ret = 0;
- goto out;
-
-cancel:
- if (cmd->meta.flags & CMD_WANT_SKB) {
- struct iwl4965_cmd *qcmd;
-
- /* Cancel the CMD_WANT_SKB flag for the cmd in the
- * TX cmd queue. Otherwise in case the cmd comes
- * in later, it will possibly set an invalid
- * address (cmd->meta.source). */
- qcmd = &priv->txq[IWL_CMD_QUEUE_NUM].cmd[cmd_idx];
- qcmd->meta.flags &= ~CMD_WANT_SKB;
- }
-fail:
- if (cmd->meta.u.skb) {
- dev_kfree_skb_any(cmd->meta.u.skb);
- cmd->meta.u.skb = NULL;
- }
-out:
- atomic_set(&entry, 0);
- return ret;
-}
-
static void iwl4965_set_rxon_hwcrypto(struct iwl_priv *priv, int hw_decrypt)
{
struct iwl4965_rxon_cmd *rxon = &priv->staging_rxon;
}
-int iwl4965_send_cmd(struct iwl_priv *priv, struct iwl4965_host_cmd *cmd)
-{
- if (cmd->meta.flags & CMD_ASYNC)
- return iwl4965_send_cmd_async(priv, cmd);
-
- return iwl4965_send_cmd_sync(priv, cmd);
-}
-
-int iwl4965_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len, const void *data)
-{
- struct iwl4965_host_cmd cmd = {
- .id = id,
- .len = len,
- .data = data,
- };
-
- return iwl4965_send_cmd_sync(priv, &cmd);
-}
-
-static int __must_check iwl4965_send_cmd_u32(struct iwl_priv *priv, u8 id, u32 val)
-{
- struct iwl4965_host_cmd cmd = {
- .id = id,
- .len = sizeof(val),
- .data = &val,
- };
-
- return iwl4965_send_cmd_sync(priv, &cmd);
-}
-
int iwl4965_send_statistics_request(struct iwl_priv *priv)
{
- return iwl4965_send_cmd_u32(priv, REPLY_STATISTICS_CMD, 0);
+ u32 flags = 0;
+ return iwl_send_cmd_pdu(priv, REPLY_STATISTICS_CMD,
+ sizeof(flags), &flags);
}
/**
int rc = 0;
struct iwl4965_rx_packet *res = NULL;
struct iwl4965_rxon_assoc_cmd rxon_assoc;
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_RXON_ASSOC,
.len = sizeof(rxon_assoc),
.meta.flags = CMD_WANT_SKB,
priv->staging_rxon.ofdm_ht_dual_stream_basic_rates;
rxon_assoc.rx_chain_select_flags = priv->staging_rxon.rx_chain;
- rc = iwl4965_send_cmd_sync(priv, &cmd);
+ rc = iwl_send_cmd_sync(priv, &cmd);
if (rc)
return rc;
IWL_DEBUG_INFO("Toggling associated bit on current RXON\n");
active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
- rc = iwl4965_send_cmd_pdu(priv, REPLY_RXON,
+ rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
sizeof(struct iwl4965_rxon_cmd),
&priv->active_rxon);
iwl4965_set_rxon_hwcrypto(priv, priv->cfg->mod_params->hw_crypto);
/* Apply the new configuration */
- rc = iwl4965_send_cmd_pdu(priv, REPLY_RXON,
+ rc = iwl_send_cmd_pdu(priv, REPLY_RXON,
sizeof(struct iwl4965_rxon_cmd), &priv->staging_rxon);
if (rc) {
IWL_ERROR("Error setting new configuration (%d).\n", rc);
.kill_cts_mask = 0,
};
- return iwl4965_send_cmd_pdu(priv, REPLY_BT_CONFIG,
+ return iwl_send_cmd_pdu(priv, REPLY_BT_CONFIG,
sizeof(struct iwl4965_bt_cmd), &bt_cmd);
}
{
int rc = 0;
struct iwl4965_rx_packet *res;
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_SCAN_ABORT_CMD,
.meta.flags = CMD_WANT_SKB,
};
return 0;
}
- rc = iwl4965_send_cmd_sync(priv, &cmd);
+ rc = iwl_send_cmd_sync(priv, &cmd);
if (rc) {
clear_bit(STATUS_SCAN_ABORTING, &priv->status);
return rc;
}
static int iwl4965_card_state_sync_callback(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd,
+ struct iwl_cmd *cmd,
struct sk_buff *skb)
{
return 1;
*/
static int iwl4965_send_card_state(struct iwl_priv *priv, u32 flags, u8 meta_flag)
{
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_CARD_STATE_CMD,
.len = sizeof(u32),
.data = &flags,
if (meta_flag & CMD_ASYNC)
cmd.meta.u.callback = iwl4965_card_state_sync_callback;
- return iwl4965_send_cmd(priv, &cmd);
+ return iwl_send_cmd(priv, &cmd);
}
static int iwl4965_add_sta_sync_callback(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd, struct sk_buff *skb)
+ struct iwl_cmd *cmd, struct sk_buff *skb)
{
struct iwl4965_rx_packet *res = NULL;
{
struct iwl4965_rx_packet *res = NULL;
int rc = 0;
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_ADD_STA,
.len = sizeof(struct iwl4965_addsta_cmd),
.meta.flags = flags,
else
cmd.meta.flags |= CMD_WANT_SKB;
- rc = iwl4965_send_cmd(priv, &cmd);
+ rc = iwl_send_cmd(priv, &cmd);
if (rc || (flags & CMD_ASYNC))
return rc;
frame_size = iwl4965_hw_get_beacon_cmd(priv, frame, rate);
- rc = iwl4965_send_cmd_pdu(priv, REPLY_TX_BEACON, frame_size,
+ rc = iwl_send_cmd_pdu(priv, REPLY_TX_BEACON, frame_size,
&frame->u.cmd[0]);
iwl4965_free_frame(priv, frame);
struct iwl4965_qosparam_cmd *qos)
{
- return iwl4965_send_cmd_pdu(priv, REPLY_QOS_PARAM,
+ return iwl_send_cmd_pdu(priv, REPLY_QOS_PARAM,
sizeof(struct iwl4965_qosparam_cmd), qos);
}
iwl4965_update_power_cmd(priv, &cmd, final_mode);
- rc = iwl4965_send_cmd_pdu(priv, POWER_TABLE_CMD, sizeof(cmd), &cmd);
+ rc = iwl_send_cmd_pdu(priv, POWER_TABLE_CMD, sizeof(cmd), &cmd);
if (final_mode == IWL_POWER_MODE_CAM)
clear_bit(STATUS_POWER_PMI, &priv->status);
static void iwl4965_build_tx_cmd_hwcrypto(struct iwl_priv *priv,
struct ieee80211_tx_control *ctl,
- struct iwl4965_cmd *cmd,
+ struct iwl_cmd *cmd,
struct sk_buff *skb_frag,
int sta_id)
{
* handle build REPLY_TX command notification.
*/
static void iwl4965_build_tx_cmd_basic(struct iwl_priv *priv,
- struct iwl4965_cmd *cmd,
+ struct iwl_cmd *cmd,
struct ieee80211_tx_control *ctrl,
struct ieee80211_hdr *hdr,
int is_unicast, u8 std_id)
dma_addr_t phys_addr;
dma_addr_t txcmd_phys;
dma_addr_t scratch_phys;
- struct iwl4965_cmd *out_cmd = NULL;
+ struct iwl_cmd *out_cmd = NULL;
u16 len, idx, len_org;
u8 id, hdr_len, unicast;
u8 sta_id;
* We'll tell device about this padding later.
*/
len = priv->hw_setting.tx_cmd_len +
- sizeof(struct iwl4965_cmd_header) + hdr_len;
+ sizeof(struct iwl_cmd_header) + hdr_len;
len_org = len;
len = (len + 3) & ~3;
/* Physical address of this Tx command's header (not MAC header!),
* within command buffer array. */
- txcmd_phys = txq->dma_addr_cmd + sizeof(struct iwl4965_cmd) * idx +
- offsetof(struct iwl4965_cmd, hdr);
+ txcmd_phys = txq->dma_addr_cmd + sizeof(struct iwl_cmd) * idx +
+ offsetof(struct iwl_cmd, hdr);
/* Add buffer containing Tx command and MAC(!) header to TFD's
* first entry */
iwl_update_tx_stats(priv, fc, len);
- scratch_phys = txcmd_phys + sizeof(struct iwl4965_cmd_header) +
+ scratch_phys = txcmd_phys + sizeof(struct iwl_cmd_header) +
offsetof(struct iwl4965_tx_cmd, scratch);
out_cmd->cmd.tx.dram_lsb_ptr = cpu_to_le32(scratch_phys);
out_cmd->cmd.tx.dram_msb_ptr = iwl_get_dma_hi_address(scratch_phys);
{
struct iwl4965_spectrum_cmd spectrum;
struct iwl4965_rx_packet *res;
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_SPECTRUM_MEASUREMENT_CMD,
.data = (void *)&spectrum,
.meta.flags = CMD_WANT_SKB,
spectrum.flags |= RXON_FLG_BAND_24G_MSK |
RXON_FLG_AUTO_DETECT_MSK | RXON_FLG_TGG_PROTECT_MSK;
- rc = iwl4965_send_cmd_sync(priv, &cmd);
+ rc = iwl_send_cmd_sync(priv, &cmd);
if (rc)
return rc;
int index = SEQ_TO_INDEX(sequence);
int huge = sequence & SEQ_HUGE_FRAME;
int cmd_index;
- struct iwl4965_cmd *cmd;
+ struct iwl_cmd *cmd;
/* If a Tx command is being handled and it isn't in the actual
* command queue then there a command routing bug has been introduced
* but apparently a few don't get set; catch them here. */
reclaim = !(pkt->hdr.sequence & SEQ_RX_FRAME) &&
(pkt->hdr.cmd != REPLY_RX_PHY_CMD) &&
- (pkt->hdr.cmd != REPLY_4965_RX) &&
+ (pkt->hdr.cmd != REPLY_RX) &&
(pkt->hdr.cmd != REPLY_COMPRESSED_BA) &&
(pkt->hdr.cmd != STATISTICS_NOTIFICATION) &&
(pkt->hdr.cmd != REPLY_TX);
if (reclaim) {
/* Invoke any callbacks, transfer the skb to caller, and
- * fire off the (possibly) blocking iwl4965_send_cmd()
+ * fire off the (possibly) blocking iwl_send_cmd()
* as we reclaim the driver command queue */
if (rxb && rxb->skb)
iwl4965_tx_cmd_complete(priv, rxb);
{
struct iwl_priv *priv =
container_of(data, struct iwl_priv, request_scan);
- struct iwl4965_host_cmd cmd = {
+ struct iwl_host_cmd cmd = {
.id = REPLY_SCAN_CMD,
.len = sizeof(struct iwl4965_scan_cmd),
.meta.flags = CMD_SIZE_HUGE,
};
- int rc = 0;
struct iwl4965_scan_cmd *scan;
struct ieee80211_conf *conf = NULL;
u16 cmd_len;
enum ieee80211_band band;
u8 direct_mask;
+ int ret = 0;
conf = ieee80211_get_hw_conf(priv->hw);
if (test_bit(STATUS_SCAN_HW, &priv->status)) {
IWL_DEBUG_INFO("Multiple concurrent scan requests in parallel. "
"Ignoring second request.\n");
- rc = -EIO;
+ ret = -EIO;
goto done;
}
priv->scan = kmalloc(sizeof(struct iwl4965_scan_cmd) +
IWL_MAX_SCAN_SIZE, GFP_KERNEL);
if (!priv->scan) {
- rc = -ENOMEM;
+ ret = -ENOMEM;
goto done;
}
}
scan->direct_scan[0].len = priv->essid_len;
memcpy(scan->direct_scan[0].ssid, priv->essid, priv->essid_len);
direct_mask = 1;
- } else
+ } else {
direct_mask = 0;
+ }
scan->tx_cmd.tx_flags = TX_CMD_FLG_SEQ_CTL_MSK;
scan->tx_cmd.sta_id = priv->hw_setting.bcast_sta_id;
scan->len = cpu_to_le16(cmd.len);
set_bit(STATUS_SCAN_HW, &priv->status);
- rc = iwl4965_send_cmd_sync(priv, &cmd);
- if (rc)
+ ret = iwl_send_cmd_sync(priv, &cmd);
+ if (ret)
goto done;
queue_delayed_work(priv->workqueue, &priv->scan_check,
{
struct iwl_priv *priv = container_of(data, struct iwl_priv,
post_associate.work);
-
- int rc = 0;
struct ieee80211_conf *conf = NULL;
+ int ret = 0;
DECLARE_MAC_BUF(mac);
if (priv->iw_mode == IEEE80211_IF_TYPE_AP) {
memset(&priv->rxon_timing, 0, sizeof(struct iwl4965_rxon_time_cmd));
iwl4965_setup_rxon_timing(priv);
- rc = iwl4965_send_cmd_pdu(priv, REPLY_RXON_TIMING,
+ ret = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING,
sizeof(priv->rxon_timing), &priv->rxon_timing);
- if (rc)
+ if (ret)
IWL_WARNING("REPLY_RXON_TIMING failed - "
"Attempting to continue.\n");
static void iwl4965_config_ap(struct iwl_priv *priv)
{
- int rc = 0;
+ int ret = 0;
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
/* RXON Timing */
memset(&priv->rxon_timing, 0, sizeof(struct iwl4965_rxon_time_cmd));
iwl4965_setup_rxon_timing(priv);
- rc = iwl4965_send_cmd_pdu(priv, REPLY_RXON_TIMING,
+ ret = iwl_send_cmd_pdu(priv, REPLY_RXON_TIMING,
sizeof(priv->rxon_timing), &priv->rxon_timing);
- if (rc)
+ if (ret)
IWL_WARNING("REPLY_RXON_TIMING failed - "
"Attempting to continue.\n");
projects / linux-2.6 / commitdiff