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authorJohn W. Linville <linville@tuxdriver.com>2011-05-16 14:55:42 -0400
committerJohn W. Linville <linville@tuxdriver.com>2011-05-16 19:32:19 -0400
commite00cf3b9eb7839b952e434a75bff6b99e47337ac (patch)
treeef583ab8ac09bf703026650d4bc7777e6a3864d3 /drivers/net/wireless/iwlwifi
parent1a8218e96271790a07dd7065a2ef173e0f67e328 (diff)
parent3b8ab88acaceb505aa06ef3bbf3a73b92470ae78 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Conflicts: drivers/net/wireless/iwlwifi/iwl-agn-tx.c net/mac80211/sta_info.h
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
-rw-r--r--drivers/net/wireless/iwlwifi/Kconfig10
-rw-r--r--drivers/net/wireless/iwlwifi/Makefile1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-1000.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-2000.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-5000.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-6000.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c7
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-tx.c105
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-ucode.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c143
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.h22
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.h6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h34
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-led.c20
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-sv-open.c469
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-testmode.h151
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-tx.c22
18 files changed, 778 insertions, 228 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-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index 3da8cf27dcb9..b4c81931e136 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -171,8 +171,6 @@ static int iwl1000_hw_set_hw_params(struct iwl_priv *priv)
static struct iwl_lib_ops iwl1000_lib = {
.set_hw_params = iwl1000_hw_set_hw_params,
- .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl,
- .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl,
.txq_set_sched = iwlagn_txq_set_sched,
.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
.txq_free_tfd = iwl_hw_txq_free_tfd,
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
index bca462c47e37..89b8da7a6c8b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-2000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -252,8 +252,6 @@ static int iwl2030_hw_channel_switch(struct iwl_priv *priv,
static struct iwl_lib_ops iwl2000_lib = {
.set_hw_params = iwl2000_hw_set_hw_params,
- .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl,
- .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl,
.txq_set_sched = iwlagn_txq_set_sched,
.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
.txq_free_tfd = iwl_hw_txq_free_tfd,
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 561f2cd65dd4..98f81df166e3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -339,8 +339,6 @@ static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
static struct iwl_lib_ops iwl5000_lib = {
.set_hw_params = iwl5000_hw_set_hw_params,
- .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl,
- .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl,
.txq_set_sched = iwlagn_txq_set_sched,
.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
.txq_free_tfd = iwl_hw_txq_free_tfd,
@@ -376,8 +374,6 @@ static struct iwl_lib_ops iwl5000_lib = {
static struct iwl_lib_ops iwl5150_lib = {
.set_hw_params = iwl5150_hw_set_hw_params,
- .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl,
- .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl,
.txq_set_sched = iwlagn_txq_set_sched,
.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
.txq_free_tfd = iwl_hw_txq_free_tfd,
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index 6045457cc722..a7921f9a03c6 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -278,8 +278,6 @@ static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
static struct iwl_lib_ops iwl6000_lib = {
.set_hw_params = iwl6000_hw_set_hw_params,
- .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl,
- .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl,
.txq_set_sched = iwlagn_txq_set_sched,
.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
.txq_free_tfd = iwl_hw_txq_free_tfd,
@@ -316,8 +314,6 @@ static struct iwl_lib_ops iwl6000_lib = {
static struct iwl_lib_ops iwl6030_lib = {
.set_hw_params = iwl6000_hw_set_hw_params,
- .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl,
- .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl,
.txq_set_sched = iwlagn_txq_set_sched,
.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
.txq_free_tfd = iwl_hw_txq_free_tfd,
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
index 49dd03f9feda..b12c72d63ccb 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
@@ -54,12 +54,6 @@ int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant)
}
}
-/* Currently this is the superset of everything */
-static u16 iwlagn_get_hcmd_size(u8 cmd_id, u16 len)
-{
- return len;
-}
-
static u16 iwlagn_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data)
{
u16 size = (u16)sizeof(struct iwl_addsta_cmd);
@@ -332,7 +326,6 @@ struct iwl_hcmd_ops iwlagn_bt_hcmd = {
};
struct iwl_hcmd_utils_ops iwlagn_hcmd_utils = {
- .get_hcmd_size = iwlagn_get_hcmd_size,
.build_addsta_hcmd = iwlagn_build_addsta_hcmd,
.gain_computation = iwlagn_gain_computation,
.chain_noise_reset = iwlagn_chain_noise_reset,
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index dbe6295bbf23..91f26556ac23 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -3086,7 +3086,7 @@ static ssize_t rs_sta_dbgfs_scale_table_write(struct file *file,
struct iwl_lq_sta *lq_sta = file->private_data;
struct iwl_priv *priv;
char buf[64];
- int buf_size;
+ size_t buf_size;
u32 parsed_rate;
struct iwl_station_priv *sta_priv =
container_of(lq_sta, struct iwl_station_priv, lq_sta);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index 4afae1446582..342de780a366 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -98,9 +98,9 @@ static inline int get_fifo_from_tid(struct iwl_rxon_context *ctx, u16 tid)
/**
* iwlagn_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array
*/
-void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
- struct iwl_tx_queue *txq,
- u16 byte_cnt)
+static void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
+ struct iwl_tx_queue *txq,
+ u16 byte_cnt)
{
struct iwlagn_scd_bc_tbl *scd_bc_tbl = priv->scd_bc_tbls.addr;
int write_ptr = txq->q.write_ptr;
@@ -112,21 +112,19 @@ void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
WARN_ON(len > 0xFFF || write_ptr >= TFD_QUEUE_SIZE_MAX);
- if (txq_id != priv->cmd_queue) {
- sta_id = txq->cmd[txq->q.write_ptr]->cmd.tx.sta_id;
- sec_ctl = txq->cmd[txq->q.write_ptr]->cmd.tx.sec_ctl;
-
- switch (sec_ctl & TX_CMD_SEC_MSK) {
- case TX_CMD_SEC_CCM:
- len += CCMP_MIC_LEN;
- break;
- case TX_CMD_SEC_TKIP:
- len += TKIP_ICV_LEN;
- break;
- case TX_CMD_SEC_WEP:
- len += WEP_IV_LEN + WEP_ICV_LEN;
- break;
- }
+ sta_id = txq->cmd[txq->q.write_ptr]->cmd.tx.sta_id;
+ sec_ctl = txq->cmd[txq->q.write_ptr]->cmd.tx.sec_ctl;
+
+ switch (sec_ctl & TX_CMD_SEC_MSK) {
+ case TX_CMD_SEC_CCM:
+ len += CCMP_MIC_LEN;
+ break;
+ case TX_CMD_SEC_TKIP:
+ len += TKIP_ICV_LEN;
+ break;
+ case TX_CMD_SEC_WEP:
+ len += WEP_IV_LEN + WEP_ICV_LEN;
+ break;
}
bc_ent = cpu_to_le16((len & 0xFFF) | (sta_id << 12));
@@ -138,8 +136,8 @@ void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
tfd_offset[TFD_QUEUE_SIZE_MAX + write_ptr] = bc_ent;
}
-void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
- struct iwl_tx_queue *txq)
+static void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
+ struct iwl_tx_queue *txq)
{
struct iwlagn_scd_bc_tbl *scd_bc_tbl = priv->scd_bc_tbls.addr;
int txq_id = txq->q.id;
@@ -539,7 +537,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
struct iwl_tx_cmd *tx_cmd;
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
int txq_id;
- dma_addr_t phys_addr;
+ dma_addr_t phys_addr = 0;
dma_addr_t txcmd_phys;
dma_addr_t scratch_phys;
u16 len, firstlen, secondlen;
@@ -566,7 +564,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
spin_lock_irqsave(&priv->lock, flags);
if (iwl_is_rfkill(priv)) {
IWL_DEBUG_DROP(priv, "Dropping - RF KILL\n");
- goto drop_unlock;
+ goto drop_unlock_priv;
}
fc = hdr->frame_control;
@@ -591,7 +589,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
if (sta_id == IWL_INVALID_STATION) {
IWL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n",
hdr->addr1);
- goto drop_unlock;
+ goto drop_unlock_priv;
}
}
@@ -635,10 +633,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
if (ieee80211_is_data_qos(fc)) {
qc = ieee80211_get_qos_ctl(hdr);
tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
- if (WARN_ON_ONCE(tid >= MAX_TID_COUNT)) {
- spin_unlock(&priv->sta_lock);
- goto drop_unlock;
- }
+
+ if (WARN_ON_ONCE(tid >= MAX_TID_COUNT))
+ goto drop_unlock_sta;
+
seq_number = priv->stations[sta_id].tid[tid].seq_number;
seq_number &= IEEE80211_SCTL_SEQ;
hdr->seq_ctrl = hdr->seq_ctrl &
@@ -656,18 +654,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
txq = &priv->txq[txq_id];
q = &txq->q;
- if (unlikely(iwl_queue_space(q) < q->high_mark)) {
- spin_unlock(&priv->sta_lock);
- goto drop_unlock;
- }
-
- if (ieee80211_is_data_qos(fc)) {
- priv->stations[sta_id].tid[tid].tfds_in_queue++;
- if (!ieee80211_has_morefrags(fc))
- priv->stations[sta_id].tid[tid].seq_number = seq_number;
- }
-
- spin_unlock(&priv->sta_lock);
+ if (unlikely(iwl_queue_space(q) < q->high_mark))
+ goto drop_unlock_sta;
/* Set up driver data for this TFD */
memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
@@ -731,12 +719,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
txcmd_phys = pci_map_single(priv->pci_dev,
&out_cmd->hdr, firstlen,
PCI_DMA_BIDIRECTIONAL);
+ if (unlikely(pci_dma_mapping_error(priv->pci_dev, txcmd_phys)))
+ goto drop_unlock_sta;
dma_unmap_addr_set(out_meta, mapping, txcmd_phys);
dma_unmap_len_set(out_meta, len, firstlen);
- /* Add buffer containing Tx command and MAC(!) header to TFD's
- * first entry */
- priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
- txcmd_phys, firstlen, 1, 0);
if (!ieee80211_has_morefrags(hdr->frame_control)) {
txq->need_update = 1;
@@ -751,10 +737,30 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
if (secondlen > 0) {
phys_addr = pci_map_single(priv->pci_dev, skb->data + hdr_len,
secondlen, PCI_DMA_TODEVICE);
+ if (unlikely(pci_dma_mapping_error(priv->pci_dev, phys_addr))) {
+ pci_unmap_single(priv->pci_dev,
+ dma_unmap_addr(out_meta, mapping),
+ dma_unmap_len(out_meta, len),
+ PCI_DMA_BIDIRECTIONAL);
+ goto drop_unlock_sta;
+ }
+ }
+
+ if (ieee80211_is_data_qos(fc)) {
+ priv->stations[sta_id].tid[tid].tfds_in_queue++;
+ if (!ieee80211_has_morefrags(fc))
+ priv->stations[sta_id].tid[tid].seq_number = seq_number;
+ }
+
+ spin_unlock(&priv->sta_lock);
+
+ /* Attach buffers to TFD */
+ priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
+ txcmd_phys, firstlen, 1, 0);
+ if (secondlen > 0)
priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
phys_addr, secondlen,
0, 0);
- }
scratch_phys = txcmd_phys + sizeof(struct iwl_cmd_header) +
offsetof(struct iwl_tx_cmd, scratch);
@@ -773,8 +779,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Set up entry for this TFD in Tx byte-count array */
if (info->flags & IEEE80211_TX_CTL_AMPDU)
- priv->cfg->ops->lib->txq_update_byte_cnt_tbl(priv, txq,
- le16_to_cpu(tx_cmd->len));
+ iwlagn_txq_update_byte_cnt_tbl(priv, txq,
+ le16_to_cpu(tx_cmd->len));
pci_dma_sync_single_for_device(priv->pci_dev, txcmd_phys,
firstlen, PCI_DMA_BIDIRECTIONAL);
@@ -820,7 +826,9 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
return 0;
-drop_unlock:
+drop_unlock_sta:
+ spin_unlock(&priv->sta_lock);
+drop_unlock_priv:
spin_unlock_irqrestore(&priv->lock, flags);
return -1;
}
@@ -1253,8 +1261,7 @@ int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
txq_id >= IWLAGN_FIRST_AMPDU_QUEUE);
tx_info->skb = NULL;
- if (priv->cfg->ops->lib->txq_inval_byte_cnt_tbl)
- priv->cfg->ops->lib->txq_inval_byte_cnt_tbl(priv, txq);
+ iwlagn_txq_inval_byte_cnt_tbl(priv, txq);
priv->cfg->ops->lib->txq_free_tfd(priv, txq);
}
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..3ecc3198d9bf 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -102,70 +102,6 @@ void iwl_update_chain_flags(struct iwl_priv *priv)
}
}
-static void iwl_clear_free_frames(struct iwl_priv *priv)
-{
- struct list_head *element;
-
- IWL_DEBUG_INFO(priv, "%d frames on pre-allocated heap on clear.\n",
- priv->frames_count);
-
- while (!list_empty(&priv->free_frames)) {
- element = priv->free_frames.next;
- list_del(element);
- kfree(list_entry(element, struct iwl_frame, list));
- priv->frames_count--;
- }
-
- if (priv->frames_count) {
- IWL_WARN(priv, "%d frames still in use. Did we lose one?\n",
- priv->frames_count);
- priv->frames_count = 0;
- }
-}
-
-static struct iwl_frame *iwl_get_free_frame(struct iwl_priv *priv)
-{
- struct iwl_frame *frame;
- struct list_head *element;
- if (list_empty(&priv->free_frames)) {
- frame = kzalloc(sizeof(*frame), GFP_KERNEL);
- if (!frame) {
- IWL_ERR(priv, "Could not allocate frame!\n");
- return NULL;
- }
-
- priv->frames_count++;
- return frame;
- }
-
- element = priv->free_frames.next;
- list_del(element);
- return list_entry(element, struct iwl_frame, list);
-}
-
-static void iwl_free_frame(struct iwl_priv *priv, struct iwl_frame *frame)
-{
- memset(frame, 0, sizeof(*frame));
- list_add(&frame->list, &priv->free_frames);
-}
-
-static u32 iwl_fill_beacon_frame(struct iwl_priv *priv,
- struct ieee80211_hdr *hdr,
- int left)
-{
- lockdep_assert_held(&priv->mutex);
-
- if (!priv->beacon_skb)
- return 0;
-
- if (priv->beacon_skb->len > left)
- return 0;
-
- memcpy(hdr, priv->beacon_skb->data, priv->beacon_skb->len);
-
- return priv->beacon_skb->len;
-}
-
/* Parse the beacon frame to find the TIM element and set tim_idx & tim_size */
static void iwl_set_beacon_tim(struct iwl_priv *priv,
struct iwl_tx_beacon_cmd *tx_beacon_cmd,
@@ -193,13 +129,18 @@ static void iwl_set_beacon_tim(struct iwl_priv *priv,
IWL_WARN(priv, "Unable to find TIM Element in beacon\n");
}
-static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
- struct iwl_frame *frame)
+int iwlagn_send_beacon_cmd(struct iwl_priv *priv)
{
struct iwl_tx_beacon_cmd *tx_beacon_cmd;
+ struct iwl_host_cmd cmd = {
+ .id = REPLY_TX_BEACON,
+ .flags = CMD_SIZE_HUGE,
+ };
u32 frame_size;
u32 rate_flags;
u32 rate;
+ int err;
+
/*
* We have to set up the TX command, the TX Beacon command, and the
* beacon contents.
@@ -212,17 +153,19 @@ static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
return 0;
}
- /* Initialize memory */
- tx_beacon_cmd = &frame->u.beacon;
- memset(tx_beacon_cmd, 0, sizeof(*tx_beacon_cmd));
+ if (WARN_ON(!priv->beacon_skb))
+ return -EINVAL;
+
+ /* Allocate beacon memory */
+ tx_beacon_cmd = kzalloc(sizeof(*tx_beacon_cmd) + priv->beacon_skb->len,
+ GFP_KERNEL);
+ if (!tx_beacon_cmd)
+ return -ENOMEM;
+
+ frame_size = priv->beacon_skb->len;
/* Set up TX beacon contents */
- frame_size = iwl_fill_beacon_frame(priv, tx_beacon_cmd->frame,
- sizeof(frame->u) - sizeof(*tx_beacon_cmd));
- if (WARN_ON_ONCE(frame_size > MAX_MPDU_SIZE))
- return 0;
- if (!frame_size)
- return 0;
+ memcpy(tx_beacon_cmd->frame, priv->beacon_skb->data, frame_size);
/* Set up TX command fields */
tx_beacon_cmd->tx.len = cpu_to_le16((u16)frame_size);
@@ -245,41 +188,16 @@ static unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
tx_beacon_cmd->tx.rate_n_flags = iwl_hw_set_rate_n_flags(rate,
rate_flags);
- return sizeof(*tx_beacon_cmd) + frame_size;
-}
+ /* Submit command */
+ cmd.len = sizeof(*tx_beacon_cmd) + frame_size;
+ cmd.data = tx_beacon_cmd;
-int iwlagn_send_beacon_cmd(struct iwl_priv *priv)
-{
- struct iwl_frame *frame;
- unsigned int frame_size;
- int rc;
- struct iwl_host_cmd cmd = {
- .id = REPLY_TX_BEACON,
- .flags = CMD_SIZE_HUGE,
- };
-
- frame = iwl_get_free_frame(priv);
- if (!frame) {
- IWL_ERR(priv, "Could not obtain free frame buffer for beacon "
- "command.\n");
- return -ENOMEM;
- }
-
- frame_size = iwl_hw_get_beacon_cmd(priv, frame);
- if (!frame_size) {
- IWL_ERR(priv, "Error configuring the beacon command\n");
- iwl_free_frame(priv, frame);
- return -EINVAL;
- }
-
- cmd.len = frame_size;
- cmd.data = &frame->u.cmd[0];
-
- rc = iwl_send_cmd_sync(priv, &cmd);
+ err = iwl_send_cmd_sync(priv, &cmd);
- iwl_free_frame(priv, frame);
+ /* Free temporary storage */
+ kfree(tx_beacon_cmd);
- return rc;
+ return err;
}
static inline dma_addr_t iwl_tfd_tb_get_addr(struct iwl_tfd *tfd, u8 idx)
@@ -776,6 +694,8 @@ 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 +2131,7 @@ 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];
@@ -2354,9 +2274,6 @@ static void __iwl_down(struct iwl_priv *priv)
dev_kfree_skb(priv->beacon_skb);
priv->beacon_skb = NULL;
-
- /* clear out any free frames */
- iwl_clear_free_frames(priv);
}
static void iwl_down(struct iwl_priv *priv)
@@ -3414,8 +3331,6 @@ static int iwl_init_drv(struct iwl_priv *priv)
spin_lock_init(&priv->sta_lock);
spin_lock_init(&priv->hcmd_lock);
- INIT_LIST_HEAD(&priv->free_frames);
-
mutex_init(&priv->mutex);
priv->ieee_channels = NULL;
@@ -3507,6 +3422,7 @@ 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 +3732,7 @@ 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..fe33fe8aa418 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.h
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.h
@@ -139,11 +139,6 @@ void iwlagn_set_wr_ptrs(struct iwl_priv *priv,
void iwlagn_tx_queue_set_status(struct iwl_priv *priv,
struct iwl_tx_queue *txq,
int tx_fifo_id, int scd_retry);
-void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
- struct iwl_tx_queue *txq,
- u16 byte_cnt);
-void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
- struct iwl_tx_queue *txq);
void iwlagn_txq_set_sched(struct iwl_priv *priv, u32 mask);
void iwl_free_tfds_in_queue(struct iwl_priv *priv,
int sta_id, int tid, int freed);
@@ -344,5 +339,22 @@ 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-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index dec9820753f8..5b5b0cce4a54 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -99,7 +99,6 @@ struct iwl_hcmd_ops {
};
struct iwl_hcmd_utils_ops {
- u16 (*get_hcmd_size)(u8 cmd_id, u16 len);
u16 (*build_addsta_hcmd)(const struct iwl_addsta_cmd *cmd, u8 *data);
void (*gain_computation)(struct iwl_priv *priv,
u32 *average_noise,
@@ -129,11 +128,6 @@ struct iwl_lib_ops {
/* set hw dependent parameters */
int (*set_hw_params)(struct iwl_priv *priv);
/* Handling TX */
- void (*txq_update_byte_cnt_tbl)(struct iwl_priv *priv,
- struct iwl_tx_queue *txq,
- u16 byte_cnt);
- void (*txq_inval_byte_cnt_tbl)(struct iwl_priv *priv,
- struct iwl_tx_queue *txq);
void (*txq_set_sched)(struct iwl_priv *priv, u32 mask);
int (*txq_attach_buf_to_tfd)(struct iwl_priv *priv,
struct iwl_tx_queue *txq,
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index f098eff263f8..214e4658c495 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -238,15 +238,6 @@ struct iwl_channel_info {
#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
-struct iwl_frame {
- union {
- struct ieee80211_hdr frame;
- struct iwl_tx_beacon_cmd beacon;
- u8 raw[IEEE80211_FRAME_LEN];
- u8 cmd[360];
- } u;
- struct list_head list;
-};
#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
@@ -1188,12 +1179,10 @@ struct iwl_priv {
struct ieee80211_rate *ieee_rates;
struct iwl_cfg *cfg;
- /* temporary frame storage list */
- struct list_head free_frames;
- int frames_count;
-
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);
@@ -1569,21 +1558,24 @@ iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif)
ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \
if (priv->valid_contexts & BIT(ctx->ctxid))
-static inline int iwl_is_associated(struct iwl_priv *priv,
- enum iwl_rxon_context_id ctxid)
+static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx)
{
- return (priv->contexts[ctxid].active.filter_flags &
- RXON_FILTER_ASSOC_MSK) ? 1 : 0;
+ return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
}
-static inline int iwl_is_any_associated(struct iwl_priv *priv)
+static inline int iwl_is_associated(struct iwl_priv *priv,
+ enum iwl_rxon_context_id ctxid)
{
- return iwl_is_associated(priv, IWL_RXON_CTX_BSS);
+ return iwl_is_associated_ctx(&priv->contexts[ctxid]);
}
-static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx)
+static inline int iwl_is_any_associated(struct iwl_priv *priv)
{
- return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
+ struct iwl_rxon_context *ctx;
+ for_each_context(priv, ctx)
+ if (iwl_is_associated_ctx(ctx))
+ return true;
+ return false;
}
static inline int is_channel_valid(const struct iwl_channel_info *ch_info)
diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c
index d798c2a152d3..439187f903c9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-led.c
+++ b/drivers/net/wireless/iwlwifi/iwl-led.c
@@ -48,8 +48,21 @@ module_param(led_mode, int, S_IRUGO);
MODULE_PARM_DESC(led_mode, "0=system default, "
"1=On(RF On)/Off(RF Off), 2=blinking");
+/* Throughput OFF time(ms) ON time (ms)
+ * >300 25 25
+ * >200 to 300 40 40
+ * >100 to 200 55 55
+ * >70 to 100 65 65
+ * >50 to 70 75 75
+ * >20 to 50 85 85
+ * >10 to 20 95 95
+ * >5 to 10 110 110
+ * >1 to 5 130 130
+ * >0 to 1 167 167
+ * <=0 SOLID ON
+ */
static const struct ieee80211_tpt_blink iwl_blink[] = {
- { .throughput = 0 * 1024 - 1, .blink_time = 334 },
+ { .throughput = 0, .blink_time = 334 },
{ .throughput = 1 * 1024 - 1, .blink_time = 260 },
{ .throughput = 5 * 1024 - 1, .blink_time = 220 },
{ .throughput = 10 * 1024 - 1, .blink_time = 190 },
@@ -125,6 +138,11 @@ static int iwl_led_cmd(struct iwl_priv *priv,
if (priv->blink_on == on && priv->blink_off == off)
return 0;
+ if (off == 0) {
+ /* led is SOLID_ON */
+ on = IWL_LED_SOLID;
+ }
+
IWL_DEBUG_LED(priv, "Led blink time compensation=%u\n",
priv->cfg->base_params->led_compensation);
led_cmd.on = iwl_blink_compensation(priv, on,
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
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index 52b1b66f32d0..e69597ea43e2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -442,12 +442,10 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
struct iwl_cmd_meta *out_meta;
dma_addr_t phys_addr;
unsigned long flags;
- int len;
u32 idx;
u16 fix_size;
bool is_ct_kill = false;
- cmd->len = priv->cfg->ops->utils->get_hcmd_size(cmd->id, cmd->len);
fix_size = (u16)(cmd->len + sizeof(out_cmd->hdr));
/*
@@ -502,7 +500,6 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
}
memset(out_meta, 0, sizeof(*out_meta)); /* re-initialize to NULL */
- out_meta->flags = cmd->flags | CMD_MAPPED;
if (cmd->flags & CMD_WANT_SKB)
out_meta->source = cmd;
if (cmd->flags & CMD_ASYNC)
@@ -519,9 +516,6 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
INDEX_TO_SEQ(q->write_ptr));
if (cmd->flags & CMD_SIZE_HUGE)
out_cmd->hdr.sequence |= SEQ_HUGE_FRAME;
- len = sizeof(struct iwl_device_cmd);
- if (idx == TFD_CMD_SLOTS)
- len = IWL_MAX_CMD_SIZE;
#ifdef CONFIG_IWLWIFI_DEBUG
switch (out_cmd->hdr.cmd) {
@@ -543,17 +537,20 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
q->write_ptr, idx, priv->cmd_queue);
}
#endif
- txq->need_update = 1;
-
- if (priv->cfg->ops->lib->txq_update_byte_cnt_tbl)
- /* Set up entry in queue's byte count circular buffer */
- priv->cfg->ops->lib->txq_update_byte_cnt_tbl(priv, txq, 0);
-
phys_addr = pci_map_single(priv->pci_dev, &out_cmd->hdr,
fix_size, PCI_DMA_BIDIRECTIONAL);
+ if (unlikely(pci_dma_mapping_error(priv->pci_dev, phys_addr))) {
+ idx = -ENOMEM;
+ goto out;
+ }
+
dma_unmap_addr_set(out_meta, mapping, phys_addr);
dma_unmap_len_set(out_meta, len, fix_size);
+ out_meta->flags = cmd->flags | CMD_MAPPED;
+
+ txq->need_update = 1;
+
trace_iwlwifi_dev_hcmd(priv, &out_cmd->hdr, fix_size, cmd->flags);
priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq,
@@ -564,6 +561,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
iwl_txq_update_write_ptr(priv, txq);
+ out:
spin_unlock_irqrestore(&priv->hcmd_lock, flags);
return idx;
}