summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/rt2x00/rt73usb.c
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2011-01-07 02:29:26 +0100
committerPaul Mundt <lethal@linux-sh.org>2011-01-07 02:29:26 +0100
commit5e93c6b4ecd78b1bab49bad1dc2f6ed7ec0115ee (patch)
tree4f4e321a1ca0baf64d8af528080c71f93495a7d7 /drivers/net/wireless/rt2x00/rt73usb.c
parentARM: mach-shmobile: mackerel: Add HDMI sound support (diff)
parentMerge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm (diff)
downloadlinux-5e93c6b4ecd78b1bab49bad1dc2f6ed7ec0115ee.tar.xz
linux-5e93c6b4ecd78b1bab49bad1dc2f6ed7ec0115ee.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into rmobile-latest
Conflicts: arch/arm/mach-shmobile/Kconfig Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt73usb.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c107
1 files changed, 68 insertions, 39 deletions
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 9be8089317e4..0b4e8590cbb7 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -40,7 +40,7 @@
/*
* Allow hardware encryption to be disabled.
*/
-static int modparam_nohwcrypt = 0;
+static int modparam_nohwcrypt;
module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
@@ -1031,6 +1031,55 @@ dynamic_cca_tune:
}
/*
+ * Queue handlers.
+ */
+static void rt73usb_start_queue(struct data_queue *queue)
+{
+ struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
+ u32 reg;
+
+ switch (queue->qid) {
+ case QID_RX:
+ rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ rt2x00_set_field32(&reg, TXRX_CSR0_DISABLE_RX, 0);
+ rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
+ break;
+ case QID_BEACON:
+ rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 1);
+ rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 1);
+ rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 1);
+ rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
+ break;
+ default:
+ break;
+ }
+}
+
+static void rt73usb_stop_queue(struct data_queue *queue)
+{
+ struct rt2x00_dev *rt2x00dev = queue->rt2x00dev;
+ u32 reg;
+
+ switch (queue->qid) {
+ case QID_RX:
+ rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ rt2x00_set_field32(&reg, TXRX_CSR0_DISABLE_RX, 1);
+ rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
+ break;
+ case QID_BEACON:
+ rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
+ rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 0);
+ rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
+ rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
+ break;
+ default:
+ break;
+ }
+}
+
+/*
* Firmware functions
*/
static char *rt73usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
@@ -1324,18 +1373,6 @@ static int rt73usb_init_bbp(struct rt2x00_dev *rt2x00dev)
/*
* Device state switch handlers.
*/
-static void rt73usb_toggle_rx(struct rt2x00_dev *rt2x00dev,
- enum dev_state state)
-{
- u32 reg;
-
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
- rt2x00_set_field32(&reg, TXRX_CSR0_DISABLE_RX,
- (state == STATE_RADIO_RX_OFF) ||
- (state == STATE_RADIO_RX_OFF_LINK));
- rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
-}
-
static int rt73usb_enable_radio(struct rt2x00_dev *rt2x00dev)
{
/*
@@ -1402,12 +1439,6 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev,
case STATE_RADIO_OFF:
rt73usb_disable_radio(rt2x00dev);
break;
- case STATE_RADIO_RX_ON:
- case STATE_RADIO_RX_ON_LINK:
- case STATE_RADIO_RX_OFF:
- case STATE_RADIO_RX_OFF_LINK:
- rt73usb_toggle_rx(rt2x00dev, state);
- break;
case STATE_RADIO_IRQ_ON:
case STATE_RADIO_IRQ_ON_ISR:
case STATE_RADIO_IRQ_OFF:
@@ -1472,10 +1503,10 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry,
rt2x00_desc_write(txd, 0, word);
rt2x00_desc_read(txd, 1, &word);
- rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, txdesc->qid);
- rt2x00_set_field32(&word, TXD_W1_AIFSN, txdesc->aifs);
- rt2x00_set_field32(&word, TXD_W1_CWMIN, txdesc->cw_min);
- rt2x00_set_field32(&word, TXD_W1_CWMAX, txdesc->cw_max);
+ rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, entry->queue->qid);
+ rt2x00_set_field32(&word, TXD_W1_AIFSN, entry->queue->aifs);
+ rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->queue->cw_min);
+ rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->queue->cw_max);
rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset);
rt2x00_set_field32(&word, TXD_W1_HW_SEQUENCE,
test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags));
@@ -1515,6 +1546,7 @@ static void rt73usb_write_beacon(struct queue_entry *entry,
{
struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
unsigned int beacon_base;
+ unsigned int padding_len;
u32 reg;
/*
@@ -1542,11 +1574,13 @@ static void rt73usb_write_beacon(struct queue_entry *entry,
rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
- * Write entire beacon with descriptor to register.
+ * Write entire beacon with descriptor and padding to register.
*/
+ padding_len = roundup(entry->skb->len, 4) - entry->skb->len;
+ skb_pad(entry->skb, padding_len);
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
- rt2x00usb_register_multiwrite(rt2x00dev, beacon_base,
- entry->skb->data, entry->skb->len);
+ rt2x00usb_register_multiwrite(rt2x00dev, beacon_base, entry->skb->data,
+ entry->skb->len + padding_len);
/*
* Enable beaconing again.
@@ -1582,14 +1616,6 @@ static int rt73usb_get_tx_data_len(struct queue_entry *entry)
return length;
}
-static void rt73usb_kill_tx_queue(struct data_queue *queue)
-{
- if (queue->qid == QID_BEACON)
- rt2x00usb_register_write(queue->rt2x00dev, TXRX_CSR9, 0);
-
- rt2x00usb_kill_tx_queue(queue);
-}
-
/*
* RX control handlers
*/
@@ -2264,6 +2290,7 @@ static const struct ieee80211_ops rt73usb_mac80211_ops = {
.conf_tx = rt73usb_conf_tx,
.get_tsf = rt73usb_get_tsf,
.rfkill_poll = rt2x00mac_rfkill_poll,
+ .flush = rt2x00mac_flush,
};
static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
@@ -2280,11 +2307,13 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
.reset_tuner = rt73usb_reset_tuner,
.link_tuner = rt73usb_link_tuner,
.watchdog = rt2x00usb_watchdog,
+ .start_queue = rt73usb_start_queue,
+ .kick_queue = rt2x00usb_kick_queue,
+ .stop_queue = rt73usb_stop_queue,
+ .flush_queue = rt2x00usb_flush_queue,
.write_tx_desc = rt73usb_write_tx_desc,
.write_beacon = rt73usb_write_beacon,
.get_tx_data_len = rt73usb_get_tx_data_len,
- .kick_tx_queue = rt2x00usb_kick_tx_queue,
- .kill_tx_queue = rt73usb_kill_tx_queue,
.fill_rxdone = rt73usb_fill_rxdone,
.config_shared_key = rt73usb_config_shared_key,
.config_pairwise_key = rt73usb_config_pairwise_key,
@@ -2296,21 +2325,21 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
};
static const struct data_queue_desc rt73usb_queue_rx = {
- .entry_num = RX_ENTRIES,
+ .entry_num = 32,
.data_size = DATA_FRAME_SIZE,
.desc_size = RXD_DESC_SIZE,
.priv_size = sizeof(struct queue_entry_priv_usb),
};
static const struct data_queue_desc rt73usb_queue_tx = {
- .entry_num = TX_ENTRIES,
+ .entry_num = 32,
.data_size = DATA_FRAME_SIZE,
.desc_size = TXD_DESC_SIZE,
.priv_size = sizeof(struct queue_entry_priv_usb),
};
static const struct data_queue_desc rt73usb_queue_bcn = {
- .entry_num = 4 * BEACON_ENTRIES,
+ .entry_num = 4,
.data_size = MGMT_FRAME_SIZE,
.desc_size = TXINFO_SIZE,
.priv_size = sizeof(struct queue_entry_priv_usb),