unsigned int i;
u32 reg;
+ /*
+ * If driver doesn't wake up firmware here,
+ * rt2800_load_firmware will hang forever when interface is up again.
+ */
+ rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000);
+
/*
* Wait for stable hardware.
*/
}
EXPORT_SYMBOL_GPL(rt2800_process_rxwi);
+static bool rt2800_txdone_entry_check(struct queue_entry *entry, u32 reg)
+{
+ __le32 *txwi;
+ u32 word;
+ int wcid, ack, pid;
+ int tx_wcid, tx_ack, tx_pid;
+
+ wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID);
+ ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED);
+ pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE);
+
+ /*
+ * This frames has returned with an IO error,
+ * so the status report is not intended for this
+ * frame.
+ */
+ if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags)) {
+ rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE);
+ return false;
+ }
+
+ /*
+ * Validate if this TX status report is intended for
+ * this entry by comparing the WCID/ACK/PID fields.
+ */
+ txwi = rt2800_drv_get_txwi(entry);
+
+ rt2x00_desc_read(txwi, 1, &word);
+ tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID);
+ tx_ack = rt2x00_get_field32(word, TXWI_W1_ACK);
+ tx_pid = rt2x00_get_field32(word, TXWI_W1_PACKETID);
+
+ if ((wcid != tx_wcid) || (ack != tx_ack) || (pid != tx_pid)) {
+ WARNING(entry->queue->rt2x00dev,
+ "TX status report missed for queue %d entry %d\n",
+ entry->queue->qid, entry->entry_idx);
+ rt2x00lib_txdone_noinfo(entry, TXDONE_UNKNOWN);
+ return false;
+ }
+
+ return true;
+}
+
void rt2800_txdone(struct rt2x00_dev *rt2x00dev)
{
struct data_queue *queue;
struct txdone_entry_desc txdesc;
u32 word;
u32 reg;
- int wcid, ack, pid, tx_wcid, tx_ack, tx_pid;
u16 mcs, real_mcs;
+ u8 pid;
int i;
/*
if (!rt2x00_get_field32(reg, TX_STA_FIFO_VALID))
break;
- wcid = rt2x00_get_field32(reg, TX_STA_FIFO_WCID);
- ack = rt2x00_get_field32(reg, TX_STA_FIFO_TX_ACK_REQUIRED);
- pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE);
-
/*
* Skip this entry when it contains an invalid
* queue identication number.
*/
- if (pid <= 0 || pid > QID_RX)
+ pid = rt2x00_get_field32(reg, TX_STA_FIFO_PID_TYPE) - 1;
+ if (pid >= QID_RX)
continue;
- queue = rt2x00queue_get_queue(rt2x00dev, pid - 1);
+ queue = rt2x00queue_get_queue(rt2x00dev, pid);
if (unlikely(!queue))
continue;
* order. We first check that the queue is not empty.
*/
entry = NULL;
+ txwi = NULL;
while (!rt2x00queue_empty(queue)) {
entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
- if (!test_bit(ENTRY_DATA_IO_FAILED, &entry->flags))
+ if (rt2800_txdone_entry_check(entry, reg))
break;
-
- rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE);
}
if (!entry || rt2x00queue_empty(queue))
break;
- /*
- * Check if we got a match by looking at WCID/ACK/PID
- * fields
- */
- txwi = rt2800_drv_get_txwi(entry);
-
- rt2x00_desc_read(txwi, 1, &word);
- tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID);
- tx_ack = rt2x00_get_field32(word, TXWI_W1_ACK);
- tx_pid = rt2x00_get_field32(word, TXWI_W1_PACKETID);
-
- if ((wcid != tx_wcid) || (ack != tx_ack) || (pid != tx_pid))
- WARNING(rt2x00dev, "invalid TX_STA_FIFO content");
/*
* Obtain the status about this packet.
*/
txdesc.flags = 0;
+ txwi = rt2800_drv_get_txwi(entry);
rt2x00_desc_read(txwi, 0, &word);
mcs = rt2x00_get_field32(word, TXWI_W0_MCS);
real_mcs = rt2x00_get_field32(reg, TX_STA_FIFO_MCS);
}
if (flags & CONFIG_UPDATE_MAC) {
- reg = le32_to_cpu(conf->mac[1]);
- rt2x00_set_field32(®, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff);
- conf->mac[1] = cpu_to_le32(reg);
+ if (!is_zero_ether_addr((const u8 *)conf->mac)) {
+ reg = le32_to_cpu(conf->mac[1]);
+ rt2x00_set_field32(®, MAC_ADDR_DW1_UNICAST_TO_ME_MASK, 0xff);
+ conf->mac[1] = cpu_to_le32(reg);
+ }
rt2800_register_multiwrite(rt2x00dev, MAC_ADDR_DW0,
conf->mac, sizeof(conf->mac));
}
if (flags & CONFIG_UPDATE_BSSID) {
- reg = le32_to_cpu(conf->bssid[1]);
- rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3);
- rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 7);
- conf->bssid[1] = cpu_to_le32(reg);
+ if (!is_zero_ether_addr((const u8 *)conf->bssid)) {
+ reg = le32_to_cpu(conf->bssid[1]);
+ rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3);
+ rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 7);
+ conf->bssid[1] = cpu_to_le32(reg);
+ }
rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0,
conf->bssid, sizeof(conf->bssid));
}
EXPORT_SYMBOL_GPL(rt2800_config_intf);
-void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp)
+void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
+ u32 changed)
{
u32 reg;
- rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, ®);
- rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY,
- !!erp->short_preamble);
- rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE,
- !!erp->short_preamble);
- rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
+ if (changed & BSS_CHANGED_ERP_PREAMBLE) {
+ rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, ®);
+ rt2x00_set_field32(®, AUTO_RSP_CFG_BAC_ACK_POLICY,
+ !!erp->short_preamble);
+ rt2x00_set_field32(®, AUTO_RSP_CFG_AR_PREAMBLE,
+ !!erp->short_preamble);
+ rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
+ }
- rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®);
- rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL,
- erp->cts_protection ? 2 : 0);
- rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
+ if (changed & BSS_CHANGED_ERP_CTS_PROT) {
+ rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, ®);
+ rt2x00_set_field32(®, OFDM_PROT_CFG_PROTECT_CTRL,
+ erp->cts_protection ? 2 : 0);
+ rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
+ }
- rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
- erp->basic_rates);
- rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
+ if (changed & BSS_CHANGED_BASIC_RATES) {
+ rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
+ erp->basic_rates);
+ rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
+ }
- rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, ®);
- rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME, erp->slot_time);
- rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
+ if (changed & BSS_CHANGED_ERP_SLOT) {
+ rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, ®);
+ rt2x00_set_field32(®, BKOFF_SLOT_CFG_SLOT_TIME,
+ erp->slot_time);
+ rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
- rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, ®);
- rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, erp->eifs);
- rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
+ rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, ®);
+ rt2x00_set_field32(®, XIFS_TIME_CFG_EIFS, erp->eifs);
+ rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
+ }
- rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®);
- rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL,
- erp->beacon_int * 16);
- rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+ if (changed & BSS_CHANGED_BEACON_INT) {
+ rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®);
+ rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_INTERVAL,
+ erp->beacon_int * 16);
+ rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+ }
}
EXPORT_SYMBOL_GPL(rt2800_config_erp);
rt2x00_set_field32(®, LG_FBK_CFG0_CCKMCS3FBK, 2);
rt2800_register_write(rt2x00dev, LG_FBK_CFG1, reg);
+ /*
+ * Do not force the BA window size, we use the TXWI to set it
+ */
+ rt2800_register_read(rt2x00dev, AMPDU_BA_WINSIZE, ®);
+ rt2x00_set_field32(®, AMPDU_BA_WINSIZE_FORCE_WINSIZE_ENABLE, 0);
+ rt2x00_set_field32(®, AMPDU_BA_WINSIZE_FORCE_WINSIZE, 0);
+ rt2800_register_write(rt2x00dev, AMPDU_BA_WINSIZE, reg);
+
/*
* We must clear the error counters.
* These registers are cleared on read,
/*
* Create channel information array
*/
- info = kzalloc(spec->num_channels * sizeof(*info), GFP_KERNEL);
+ info = kcalloc(spec->num_channels, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
git.openpandora.org / pandora-kernel.git / blobdiff