*
* GPL LICENSE SUMMARY
*
- * Copyright(c) 2008 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2009 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
* in the file called LICENSE.GPL.
*
* Contact Information:
- * Tomas Winkler <tomas.winkler@intel.com>
+ * Intel Linux Wireless <ilw@linux.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 <linux/sched.h>
#include <net/mac80211.h>
#include "iwl-dev.h" /* FIXME: remove */
#include "iwl-core.h"
-#define IWL_CMD(x) case x : return #x
-
const char *get_cmd_string(u8 cmd)
{
switch (cmd) {
IWL_CMD(REPLY_REMOVE_STA);
IWL_CMD(REPLY_REMOVE_ALL_STA);
IWL_CMD(REPLY_WEPKEY);
+ IWL_CMD(REPLY_3945_RX);
IWL_CMD(REPLY_TX);
IWL_CMD(REPLY_RATE_SCALE);
IWL_CMD(REPLY_LEDS_CMD);
IWL_CMD(REPLY_TX_LINK_QUALITY_CMD);
+ IWL_CMD(COEX_PRIORITY_TABLE_CMD);
+ IWL_CMD(COEX_MEDIUM_NOTIFICATION);
+ IWL_CMD(COEX_EVENT_CMD);
IWL_CMD(RADAR_NOTIFICATION);
IWL_CMD(REPLY_QUIET_CMD);
IWL_CMD(REPLY_CHANNEL_SWITCH);
IWL_CMD(REPLY_RX_MPDU_CMD);
IWL_CMD(REPLY_RX);
IWL_CMD(REPLY_COMPRESSED_BA);
+ IWL_CMD(CALIBRATION_CFG_CMD);
+ IWL_CMD(CALIBRATION_RES_NOTIFICATION);
+ IWL_CMD(CALIBRATION_COMPLETE_NOTIFICATION);
+ IWL_CMD(REPLY_TX_POWER_DBM_CMD);
+ IWL_CMD(TEMPERATURE_NOTIFICATION);
+ IWL_CMD(TX_ANT_CONFIGURATION_CMD);
default:
return "UNKNOWN";
#define HOST_COMPLETE_TIMEOUT (HZ / 2)
-static int iwl_generic_cmd_callback(struct iwl_priv *priv,
- struct iwl_cmd *cmd, struct sk_buff *skb)
+static void iwl_generic_cmd_callback(struct iwl_priv *priv,
+ struct iwl_device_cmd *cmd,
+ struct iwl_rx_packet *pkt)
{
- struct iwl_rx_packet *pkt = NULL;
-
- if (!skb) {
- IWL_ERROR("Error: Response NULL in %s.\n",
- get_cmd_string(cmd->hdr.cmd));
- return 1;
- }
-
- pkt = (struct iwl_rx_packet *)skb->data;
if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERROR("Bad return from %s (0x%08X)\n",
+ IWL_ERR(priv, "Bad return from %s (0x%08X)\n",
get_cmd_string(cmd->hdr.cmd), pkt->hdr.flags);
- return 1;
+ return;
}
- IWL_DEBUG_HC("back from %s (0x%08X)\n",
- get_cmd_string(cmd->hdr.cmd), pkt->hdr.flags);
-
- /* Let iwl_tx_complete free the response skb */
- return 1;
+#ifdef CONFIG_IWLWIFI_DEBUG
+ switch (cmd->hdr.cmd) {
+ case REPLY_TX_LINK_QUALITY_CMD:
+ case SENSITIVITY_CMD:
+ IWL_DEBUG_HC_DUMP(priv, "back from %s (0x%08X)\n",
+ get_cmd_string(cmd->hdr.cmd), pkt->hdr.flags);
+ break;
+ default:
+ IWL_DEBUG_HC(priv, "back from %s (0x%08X)\n",
+ get_cmd_string(cmd->hdr.cmd), pkt->hdr.flags);
+ }
+#endif
}
static int iwl_send_cmd_async(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
{
int ret;
- BUG_ON(!(cmd->meta.flags & CMD_ASYNC));
+ BUG_ON(!(cmd->flags & CMD_ASYNC));
/* An asynchronous command can not expect an SKB to be set. */
- BUG_ON(cmd->meta.flags & CMD_WANT_SKB);
+ BUG_ON(cmd->flags & CMD_WANT_SKB);
/* Assign a generic callback if one is not provided */
- if (!cmd->meta.u.callback)
- cmd->meta.u.callback = iwl_generic_cmd_callback;
+ if (!cmd->callback)
+ cmd->callback = iwl_generic_cmd_callback;
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return -EBUSY;
- ret = priv->cfg->ops->utils->enqueue_hcmd(priv, cmd);
+ ret = iwl_enqueue_hcmd(priv, cmd);
if (ret < 0) {
- IWL_ERROR("Error sending %s: enqueue_hcmd failed: %d\n",
+ IWL_ERR(priv, "Error sending %s: enqueue_hcmd failed: %d\n",
get_cmd_string(cmd->id), ret);
return ret;
}
int cmd_idx;
int ret;
- BUG_ON(cmd->meta.flags & CMD_ASYNC);
+ BUG_ON(cmd->flags & CMD_ASYNC);
/* A synchronous command can not have a callback set. */
- BUG_ON(cmd->meta.u.callback != NULL);
+ BUG_ON(cmd->callback);
if (test_and_set_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status)) {
- IWL_ERROR("Error sending %s: Already sending a host command\n",
- get_cmd_string(cmd->id));
+ IWL_ERR(priv,
+ "Error sending %s: Already sending a host command\n",
+ get_cmd_string(cmd->id));
ret = -EBUSY;
goto out;
}
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);
+ cmd_idx = iwl_enqueue_hcmd(priv, cmd);
if (cmd_idx < 0) {
ret = cmd_idx;
- IWL_ERROR("Error sending %s: enqueue_hcmd failed: %d\n",
+ IWL_ERR(priv, "Error sending %s: enqueue_hcmd failed: %d\n",
get_cmd_string(cmd->id), ret);
goto out;
}
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));
+ IWL_ERR(priv,
+ "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;
}
if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
- IWL_DEBUG_INFO("Command %s aborted: RF KILL Switch\n",
+ IWL_ERR(priv, "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",
+ IWL_ERR(priv, "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",
+ if ((cmd->flags & CMD_WANT_SKB) && !cmd->reply_page) {
+ IWL_ERR(priv, "Error: Response NULL in '%s'\n",
get_cmd_string(cmd->id));
ret = -EIO;
- goto out;
+ goto cancel;
}
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
+ if (cmd->flags & CMD_WANT_SKB) {
+ /*
+ * 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;
+ * address (cmd->meta.source).
+ */
+ priv->txq[IWL_CMD_QUEUE_NUM].meta[cmd_idx].flags &=
+ ~CMD_WANT_SKB;
}
fail:
- if (cmd->meta.u.skb) {
- dev_kfree_skb_any(cmd->meta.u.skb);
- cmd->meta.u.skb = NULL;
+ if (cmd->reply_page) {
+ iwl_free_pages(priv, cmd->reply_page);
+ cmd->reply_page = 0;
}
out:
clear_bit(STATUS_HCMD_SYNC_ACTIVE, &priv->status);
int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
{
- if (cmd->meta.flags & CMD_ASYNC)
+ if (cmd->flags & CMD_ASYNC)
return iwl_send_cmd_async(priv, cmd);
return iwl_send_cmd_sync(priv, cmd);
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))
+ void (*callback)(struct iwl_priv *priv,
+ struct iwl_device_cmd *cmd,
+ struct iwl_rx_packet *pkt))
{
struct iwl_host_cmd cmd = {
.id = id,
.data = data,
};
- cmd.meta.flags |= CMD_ASYNC;
- cmd.meta.u.callback = callback;
+ cmd.flags |= CMD_ASYNC;
+ cmd.callback = callback;
return iwl_send_cmd_async(priv, &cmd);
}