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path: root/drivers/net/wireless/rt2x00/rt2800lib.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800lib.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c734
1 files changed, 528 insertions, 206 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index db4250d1c8b3..b66e0fd8f0fa 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -1,9 +1,9 @@
/*
+ Copyright (C) 2010 Ivo van Doorn <IvDoorn@gmail.com>
Copyright (C) 2009 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Copyright (C) 2009 Gertjan van Wingerde <gwingerde@gmail.com>
Based on the original rt2800pci.c and rt2800usb.c.
- Copyright (C) 2009 Ivo van Doorn <IvDoorn@gmail.com>
Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com>
Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com>
@@ -33,21 +33,14 @@
Abstract: rt2800 generic device routines.
*/
+#include <linux/crc-ccitt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include "rt2x00.h"
-#if defined(CONFIG_RT2X00_LIB_USB) || defined(CONFIG_RT2X00_LIB_USB_MODULE)
-#include "rt2x00usb.h"
-#endif
#include "rt2800lib.h"
#include "rt2800.h"
-#include "rt2800usb.h"
-
-MODULE_AUTHOR("Bartlomiej Zolnierkiewicz");
-MODULE_DESCRIPTION("rt2800 library");
-MODULE_LICENSE("GPL");
/*
* Register access.
@@ -107,8 +100,7 @@ static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 0);
- if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev))
- rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
+ rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
}
@@ -136,8 +128,7 @@ static void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, BBP_CSR_CFG_REGNUM, word);
rt2x00_set_field32(&reg, BBP_CSR_CFG_BUSY, 1);
rt2x00_set_field32(&reg, BBP_CSR_CFG_READ_CONTROL, 1);
- if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev))
- rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
+ rt2x00_set_field32(&reg, BBP_CSR_CFG_BBP_RW_MODE, 1);
rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg);
@@ -282,9 +273,162 @@ int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
}
EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready);
-void rt2800_write_txwi(struct sk_buff *skb, struct txentry_desc *txdesc)
+static bool rt2800_check_firmware_crc(const u8 *data, const size_t len)
+{
+ u16 fw_crc;
+ u16 crc;
+
+ /*
+ * The last 2 bytes in the firmware array are the crc checksum itself,
+ * this means that we should never pass those 2 bytes to the crc
+ * algorithm.
+ */
+ fw_crc = (data[len - 2] << 8 | data[len - 1]);
+
+ /*
+ * Use the crc ccitt algorithm.
+ * This will return the same value as the legacy driver which
+ * used bit ordering reversion on the both the firmware bytes
+ * before input input as well as on the final output.
+ * Obviously using crc ccitt directly is much more efficient.
+ */
+ crc = crc_ccitt(~0, data, len - 2);
+
+ /*
+ * There is a small difference between the crc-itu-t + bitrev and
+ * the crc-ccitt crc calculation. In the latter method the 2 bytes
+ * will be swapped, use swab16 to convert the crc to the correct
+ * value.
+ */
+ crc = swab16(crc);
+
+ return fw_crc == crc;
+}
+
+int rt2800_check_firmware(struct rt2x00_dev *rt2x00dev,
+ const u8 *data, const size_t len)
+{
+ size_t offset = 0;
+ size_t fw_len;
+ bool multiple;
+
+ /*
+ * PCI(e) & SOC devices require firmware with a length
+ * of 8kb. USB devices require firmware files with a length
+ * of 4kb. Certain USB chipsets however require different firmware,
+ * which Ralink only provides attached to the original firmware
+ * file. Thus for USB devices, firmware files have a length
+ * which is a multiple of 4kb.
+ */
+ if (rt2x00_is_usb(rt2x00dev)) {
+ fw_len = 4096;
+ multiple = true;
+ } else {
+ fw_len = 8192;
+ multiple = true;
+ }
+
+ /*
+ * Validate the firmware length
+ */
+ if (len != fw_len && (!multiple || (len % fw_len) != 0))
+ return FW_BAD_LENGTH;
+
+ /*
+ * Check if the chipset requires one of the upper parts
+ * of the firmware.
+ */
+ if (rt2x00_is_usb(rt2x00dev) &&
+ !rt2x00_rt(rt2x00dev, RT2860) &&
+ !rt2x00_rt(rt2x00dev, RT2872) &&
+ !rt2x00_rt(rt2x00dev, RT3070) &&
+ ((len / fw_len) == 1))
+ return FW_BAD_VERSION;
+
+ /*
+ * 8kb firmware files must be checked as if it were
+ * 2 separate firmware files.
+ */
+ while (offset < len) {
+ if (!rt2800_check_firmware_crc(data + offset, fw_len))
+ return FW_BAD_CRC;
+
+ offset += fw_len;
+ }
+
+ return FW_OK;
+}
+EXPORT_SYMBOL_GPL(rt2800_check_firmware);
+
+int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
+ const u8 *data, const size_t len)
+{
+ unsigned int i;
+ u32 reg;
+
+ /*
+ * Wait for stable hardware.
+ */
+ for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
+ rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
+ if (reg && reg != ~0)
+ break;
+ msleep(1);
+ }
+
+ if (i == REGISTER_BUSY_COUNT) {
+ ERROR(rt2x00dev, "Unstable hardware.\n");
+ return -EBUSY;
+ }
+
+ if (rt2x00_is_pci(rt2x00dev))
+ rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000002);
+
+ /*
+ * Disable DMA, will be reenabled later when enabling
+ * the radio.
+ */
+ rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
+ rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
+ rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_DMA_BUSY, 0);
+ rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
+ rt2x00_set_field32(&reg, WPDMA_GLO_CFG_RX_DMA_BUSY, 0);
+ rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
+ rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
+
+ /*
+ * Write firmware to the device.
+ */
+ rt2800_drv_write_firmware(rt2x00dev, data, len);
+
+ /*
+ * Wait for device to stabilize.
+ */
+ for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
+ rt2800_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
+ if (rt2x00_get_field32(reg, PBF_SYS_CTRL_READY))
+ break;
+ msleep(1);
+ }
+
+ if (i == REGISTER_BUSY_COUNT) {
+ ERROR(rt2x00dev, "PBF system register not ready.\n");
+ return -EBUSY;
+ }
+
+ /*
+ * Initialize firmware.
+ */
+ rt2800_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
+ rt2800_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
+ msleep(1);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rt2800_load_firmware);
+
+void rt2800_write_txwi(__le32 *txwi, struct txentry_desc *txdesc)
{
- __le32 *txwi = (__le32 *)(skb->data - TXWI_DESC_SIZE);
u32 word;
/*
@@ -336,9 +480,53 @@ void rt2800_write_txwi(struct sk_buff *skb, struct txentry_desc *txdesc)
}
EXPORT_SYMBOL_GPL(rt2800_write_txwi);
-void rt2800_process_rxwi(struct sk_buff *skb, struct rxdone_entry_desc *rxdesc)
+static int rt2800_agc_to_rssi(struct rt2x00_dev *rt2x00dev, int rxwi_w2)
{
- __le32 *rxwi = (__le32 *) skb->data;
+ int rssi0 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI0);
+ int rssi1 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI1);
+ int rssi2 = rt2x00_get_field32(rxwi_w2, RXWI_W2_RSSI2);
+ u16 eeprom;
+ u8 offset0;
+ u8 offset1;
+ u8 offset2;
+
+ if (rt2x00dev->rx_status.band == IEEE80211_BAND_2GHZ) {
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG, &eeprom);
+ offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET0);
+ offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG_OFFSET1);
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_BG2, &eeprom);
+ offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_BG2_OFFSET2);
+ } else {
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A, &eeprom);
+ offset0 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET0);
+ offset1 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A_OFFSET1);
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_A2, &eeprom);
+ offset2 = rt2x00_get_field16(eeprom, EEPROM_RSSI_A2_OFFSET2);
+ }
+
+ /*
+ * Convert the value from the descriptor into the RSSI value
+ * If the value in the descriptor is 0, it is considered invalid
+ * and the default (extremely low) rssi value is assumed
+ */
+ rssi0 = (rssi0) ? (-12 - offset0 - rt2x00dev->lna_gain - rssi0) : -128;
+ rssi1 = (rssi1) ? (-12 - offset1 - rt2x00dev->lna_gain - rssi1) : -128;
+ rssi2 = (rssi2) ? (-12 - offset2 - rt2x00dev->lna_gain - rssi2) : -128;
+
+ /*
+ * mac80211 only accepts a single RSSI value. Calculating the
+ * average doesn't deliver a fair answer either since -60:-60 would
+ * be considered equally good as -50:-70 while the second is the one
+ * which gives less energy...
+ */
+ rssi0 = max(rssi0, rssi1);
+ return max(rssi0, rssi2);
+}
+
+void rt2800_process_rxwi(struct queue_entry *entry,
+ struct rxdone_entry_desc *rxdesc)
+{
+ __le32 *rxwi = (__le32 *) entry->skb->data;
u32 word;
rt2x00_desc_read(rxwi, 0, &word);
@@ -369,17 +557,93 @@ void rt2800_process_rxwi(struct sk_buff *skb, struct rxdone_entry_desc *rxdesc)
rt2x00_desc_read(rxwi, 2, &word);
- rxdesc->rssi =
- (rt2x00_get_field32(word, RXWI_W2_RSSI0) +
- rt2x00_get_field32(word, RXWI_W2_RSSI1)) / 2;
+ /*
+ * Convert descriptor AGC value to RSSI value.
+ */
+ rxdesc->rssi = rt2800_agc_to_rssi(entry->queue->rt2x00dev, word);
/*
* Remove RXWI descriptor from start of buffer.
*/
- skb_pull(skb, RXWI_DESC_SIZE);
+ skb_pull(entry->skb, RXWI_DESC_SIZE);
}
EXPORT_SYMBOL_GPL(rt2800_process_rxwi);
+void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ unsigned int beacon_base;
+ u32 reg;
+
+ /*
+ * Disable beaconing while we are reloading the beacon data,
+ * otherwise we might be sending out invalid data.
+ */
+ rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
+ rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 0);
+ rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+
+ /*
+ * Add space for the TXWI in front of the skb.
+ */
+ skb_push(entry->skb, TXWI_DESC_SIZE);
+ memset(entry->skb, 0, TXWI_DESC_SIZE);
+
+ /*
+ * Register descriptor details in skb frame descriptor.
+ */
+ skbdesc->flags |= SKBDESC_DESC_IN_SKB;
+ skbdesc->desc = entry->skb->data;
+ skbdesc->desc_len = TXWI_DESC_SIZE;
+
+ /*
+ * Add the TXWI for the beacon to the skb.
+ */
+ rt2800_write_txwi((__le32 *)entry->skb->data, txdesc);
+
+ /*
+ * Dump beacon to userspace through debugfs.
+ */
+ rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
+
+ /*
+ * Write entire beacon with TXWI to register.
+ */
+ beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
+ rt2800_register_multiwrite(rt2x00dev, beacon_base,
+ entry->skb->data, entry->skb->len);
+
+ /*
+ * Enable beaconing again.
+ */
+ rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
+ rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 1);
+ rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_GEN, 1);
+ rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+
+ /*
+ * Clean up beacon skb.
+ */
+ dev_kfree_skb_any(entry->skb);
+ entry->skb = NULL;
+}
+EXPORT_SYMBOL_GPL(rt2800_write_beacon);
+
+static void inline rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev,
+ unsigned int beacon_base)
+{
+ int i;
+
+ /*
+ * For the Beacon base registers we only need to clear
+ * the whole TXWI which (when set to 0) will invalidate
+ * the entire beacon.
+ */
+ for (i = 0; i < TXWI_DESC_SIZE; i += sizeof(__le32))
+ rt2800_register_write(rt2x00dev, beacon_base + i, 0);
+}
+
#ifdef CONFIG_RT2X00_LIB_DEBUGFS
const struct rt2x00debug rt2800_rt2x00debug = {
.owner = THIS_MODULE,
@@ -502,15 +766,28 @@ static void rt2800_config_wcid_attr(struct rt2x00_dev *rt2x00dev,
offset = MAC_WCID_ATTR_ENTRY(key->hw_key_idx);
- rt2800_register_read(rt2x00dev, offset, &reg);
- rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
- !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
- rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER,
- (crypto->cmd == SET_KEY) * crypto->cipher);
- rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX,
- (crypto->cmd == SET_KEY) * crypto->bssidx);
- rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
- rt2800_register_write(rt2x00dev, offset, reg);
+ if (crypto->cmd == SET_KEY) {
+ rt2800_register_read(rt2x00dev, offset, &reg);
+ rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_KEYTAB,
+ !!(key->flags & IEEE80211_KEY_FLAG_PAIRWISE));
+ /*
+ * Both the cipher as the BSS Idx numbers are split in a main
+ * value of 3 bits, and a extended field for adding one additional
+ * bit to the value.
+ */
+ rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER,
+ (crypto->cipher & 0x7));
+ rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_CIPHER_EXT,
+ (crypto->cipher & 0x8) >> 3);
+ rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX,
+ (crypto->bssidx & 0x7));
+ rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_BSS_IDX_EXT,
+ (crypto->bssidx & 0x8) >> 3);
+ rt2x00_set_field32(&reg, MAC_WCID_ATTRIBUTE_RX_WIUDF, crypto->cipher);
+ rt2800_register_write(rt2x00dev, offset, reg);
+ } else {
+ rt2800_register_write(rt2x00dev, offset, 0);
+ }
offset = MAC_IVEIV_ENTRY(key->hw_key_idx);
@@ -668,19 +945,14 @@ EXPORT_SYMBOL_GPL(rt2800_config_filter);
void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
struct rt2x00intf_conf *conf, const unsigned int flags)
{
- unsigned int beacon_base;
u32 reg;
if (flags & CONFIG_UPDATE_TYPE) {
/*
* Clear current synchronisation setup.
- * For the Beacon base registers we only need to clear
- * the first byte since that byte contains the VALID and OWNER
- * bits which (when set to 0) will invalidate the entire beacon.
*/
- beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx);
- rt2800_register_write(rt2x00dev, beacon_base, 0);
-
+ rt2800_clear_beacon(rt2x00dev,
+ HW_BEACON_OFFSET(intf->beacon->entry_idx));
/*
* Enable synchronisation.
*/
@@ -688,8 +960,18 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 1);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, conf->sync);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE,
- (conf->sync == TSF_SYNC_BEACON));
+ (conf->sync == TSF_SYNC_ADHOC ||
+ conf->sync == TSF_SYNC_AP_NONE));
rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
+
+ /*
+ * Enable pre tbtt interrupt for beaconing modes
+ */
+ rt2800_register_read(rt2x00dev, INT_TIMER_EN, &reg);
+ rt2x00_set_field32(&reg, INT_TIMER_EN_PRE_TBTT_TIMER,
+ (conf->sync == TSF_SYNC_AP_NONE));
+ rt2800_register_write(rt2x00dev, INT_TIMER_EN, reg);
+
}
if (flags & CONFIG_UPDATE_MAC) {
@@ -703,8 +985,8 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
if (flags & CONFIG_UPDATE_BSSID) {
reg = le32_to_cpu(conf->bssid[1]);
- rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_ID_MASK, 0);
- rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_BCN_NUM, 0);
+ rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_ID_MASK, 3);
+ rt2x00_set_field32(&reg, MAC_BSSID_DW1_BSS_BCN_NUM, 7);
conf->bssid[1] = cpu_to_le32(reg);
rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0,
@@ -762,14 +1044,12 @@ void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant)
switch ((int)ant->tx) {
case 1:
rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0);
- if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev))
- rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0);
break;
case 2:
rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2);
break;
case 3:
- /* Do nothing */
+ rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0);
break;
}
@@ -1016,66 +1296,115 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
}
static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev,
- const int txpower)
+ const int max_txpower)
{
+ u8 txpower;
+ u8 max_value = (u8)max_txpower;
+ u16 eeprom;
+ int i;
u32 reg;
- u32 value = TXPOWER_G_TO_DEV(txpower);
u8 r1;
+ u32 offset;
+ /*
+ * set to normal tx power mode: +/- 0dBm
+ */
rt2800_bbp_read(rt2x00dev, 1, &r1);
- rt2x00_set_field8(&reg, BBP1_TX_POWER, 0);
+ rt2x00_set_field8(&r1, BBP1_TX_POWER, 0);
rt2800_bbp_write(rt2x00dev, 1, r1);
- rt2800_register_read(rt2x00dev, TX_PWR_CFG_0, &reg);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_1MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_2MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_55MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_11MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_6MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_9MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_12MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_0_18MBS, value);
- rt2800_register_write(rt2x00dev, TX_PWR_CFG_0, reg);
-
- rt2800_register_read(rt2x00dev, TX_PWR_CFG_1, &reg);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_24MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_36MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_48MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_54MBS, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS0, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS1, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS2, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_1_MCS3, value);
- rt2800_register_write(rt2x00dev, TX_PWR_CFG_1, reg);
-
- rt2800_register_read(rt2x00dev, TX_PWR_CFG_2, &reg);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS4, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS5, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS6, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS7, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS8, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS9, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS10, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_2_MCS11, value);
- rt2800_register_write(rt2x00dev, TX_PWR_CFG_2, reg);
-
- rt2800_register_read(rt2x00dev, TX_PWR_CFG_3, &reg);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS12, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS13, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS14, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_MCS15, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN1, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN2, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN3, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_3_UKNOWN4, value);
- rt2800_register_write(rt2x00dev, TX_PWR_CFG_3, reg);
-
- rt2800_register_read(rt2x00dev, TX_PWR_CFG_4, &reg);
- rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN5, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN6, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN7, value);
- rt2x00_set_field32(&reg, TX_PWR_CFG_4_UKNOWN8, value);
- rt2800_register_write(rt2x00dev, TX_PWR_CFG_4, reg);
+ /*
+ * The eeprom contains the tx power values for each rate. These
+ * values map to 100% tx power. Each 16bit word contains four tx
+ * power values and the order is the same as used in the TX_PWR_CFG
+ * registers.
+ */
+ offset = TX_PWR_CFG_0;
+
+ for (i = 0; i < EEPROM_TXPOWER_BYRATE_SIZE; i += 2) {
+ /* just to be safe */
+ if (offset > TX_PWR_CFG_4)
+ break;
+
+ rt2800_register_read(rt2x00dev, offset, &reg);
+
+ /* read the next four txpower values */
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + i,
+ &eeprom);
+
+ /* TX_PWR_CFG_0: 1MBS, TX_PWR_CFG_1: 24MBS,
+ * TX_PWR_CFG_2: MCS4, TX_PWR_CFG_3: MCS12,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE0);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE0,
+ min(txpower, max_value));
+
+ /* TX_PWR_CFG_0: 2MBS, TX_PWR_CFG_1: 36MBS,
+ * TX_PWR_CFG_2: MCS5, TX_PWR_CFG_3: MCS13,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE1);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE1,
+ min(txpower, max_value));
+
+ /* TX_PWR_CFG_0: 55MBS, TX_PWR_CFG_1: 48MBS,
+ * TX_PWR_CFG_2: MCS6, TX_PWR_CFG_3: MCS14,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE2);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE2,
+ min(txpower, max_value));
+
+ /* TX_PWR_CFG_0: 11MBS, TX_PWR_CFG_1: 54MBS,
+ * TX_PWR_CFG_2: MCS7, TX_PWR_CFG_3: MCS15,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE3);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE3,
+ min(txpower, max_value));
+
+ /* read the next four txpower values */
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_TXPOWER_BYRATE + i + 1,
+ &eeprom);
+
+ /* TX_PWR_CFG_0: 6MBS, TX_PWR_CFG_1: MCS0,
+ * TX_PWR_CFG_2: MCS8, TX_PWR_CFG_3: unknown,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE0);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE4,
+ min(txpower, max_value));
+
+ /* TX_PWR_CFG_0: 9MBS, TX_PWR_CFG_1: MCS1,
+ * TX_PWR_CFG_2: MCS9, TX_PWR_CFG_3: unknown,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE1);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE5,
+ min(txpower, max_value));
+
+ /* TX_PWR_CFG_0: 12MBS, TX_PWR_CFG_1: MCS2,
+ * TX_PWR_CFG_2: MCS10, TX_PWR_CFG_3: unknown,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE2);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE6,
+ min(txpower, max_value));
+
+ /* TX_PWR_CFG_0: 18MBS, TX_PWR_CFG_1: MCS3,
+ * TX_PWR_CFG_2: MCS11, TX_PWR_CFG_3: unknown,
+ * TX_PWR_CFG_4: unknown */
+ txpower = rt2x00_get_field16(eeprom,
+ EEPROM_TXPOWER_BYRATE_RATE3);
+ rt2x00_set_field32(&reg, TX_PWR_CFG_RATE7,
+ min(txpower, max_value));
+
+ rt2800_register_write(rt2x00dev, offset, reg);
+
+ /* next TX_PWR_CFG register */
+ offset += 4;
+ }
}
static void rt2800_config_retry_limit(struct rt2x00_dev *rt2x00dev,
@@ -1212,6 +1541,7 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
u32 reg;
u16 eeprom;
unsigned int i;
+ int ret;
rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
@@ -1221,59 +1551,9 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);
- if (rt2x00_is_usb(rt2x00dev)) {
- /*
- * Wait until BBP and RF are ready.
- */
- for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
- rt2800_register_read(rt2x00dev, MAC_CSR0, &reg);
- if (reg && reg != ~0)
- break;
- msleep(1);
- }
-
- if (i == REGISTER_BUSY_COUNT) {
- ERROR(rt2x00dev, "Unstable hardware.\n");
- return -EBUSY;
- }
-
- rt2800_register_read(rt2x00dev, PBF_SYS_CTRL, &reg);
- rt2800_register_write(rt2x00dev, PBF_SYS_CTRL,
- reg & ~0x00002000);
- } else if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) {
- /*
- * Reset DMA indexes
- */
- rt2800_register_read(rt2x00dev, WPDMA_RST_IDX, &reg);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DTX_IDX0, 1);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DTX_IDX1, 1);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DTX_IDX2, 1);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DTX_IDX3, 1);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DTX_IDX4, 1);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DTX_IDX5, 1);
- rt2x00_set_field32(&reg, WPDMA_RST_IDX_DRX_IDX0, 1);
- rt2800_register_write(rt2x00dev, WPDMA_RST_IDX, reg);
-
- rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e1f);
- rt2800_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00);
-
- rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003);
- }
-
- rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
- rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_CSR, 1);
- rt2x00_set_field32(&reg, MAC_SYS_CTRL_RESET_BBP, 1);
- rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
-
- if (rt2x00_is_usb(rt2x00dev)) {
- rt2800_register_write(rt2x00dev, USB_DMA_CFG, 0x00000000);
-#if defined(CONFIG_RT2X00_LIB_USB) || defined(CONFIG_RT2X00_LIB_USB_MODULE)
- rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0,
- USB_MODE_RESET, REGISTER_TIMEOUT);
-#endif
- }
-
- rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
+ ret = rt2800_drv_init_registers(rt2x00dev);
+ if (ret)
+ return ret;
rt2800_register_read(rt2x00dev, BCN_OFFSET0, &reg);
rt2x00_set_field32(&reg, BCN_OFFSET0_BCN0, 0xe0); /* 0x3800 */
@@ -1295,7 +1575,7 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
- rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL, 0);
+ rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL, 1600);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_TICKING, 0);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TSF_SYNC, 0);
rt2x00_set_field32(&reg, BCN_TIME_CFG_TBTT_ENABLE, 0);
@@ -1328,7 +1608,6 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
} else {
rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
}
- rt2800_register_write(rt2x00dev, TX_SW_CFG2, reg);
} else if (rt2x00_rt(rt2x00dev, RT3070)) {
rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
@@ -1339,6 +1618,10 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
}
+ } else if (rt2800_is_305x_soc(rt2x00dev)) {
+ rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);
+ rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00000000);
+ rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x0000001f);
} else {
rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000000);
rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x00080606);
@@ -1546,23 +1829,20 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
/*
* Clear all beacons
- * For the Beacon base registers we only need to clear
- * the first byte since that byte contains the VALID and OWNER
- * bits which (when set to 0) will invalidate the entire beacon.
- */
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE0, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE1, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE2, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE3, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE4, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE5, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE6, 0);
- rt2800_register_write(rt2x00dev, HW_BEACON_BASE7, 0);
+ */
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE0);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE1);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE2);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE3);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE4);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE5);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE6);
+ rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE7);
if (rt2x00_is_usb(rt2x00dev)) {
- rt2800_register_read(rt2x00dev, USB_CYC_CFG, &reg);
- rt2x00_set_field32(&reg, USB_CYC_CFG_CLOCK_CYCLE, 30);
- rt2800_register_write(rt2x00dev, USB_CYC_CFG, reg);
+ rt2800_register_read(rt2x00dev, US_CYC_CNT, &reg);
+ rt2x00_set_field32(&reg, US_CYC_CNT_CLOCK_CYCLE, 30);
+ rt2800_register_write(rt2x00dev, US_CYC_CNT, reg);
}
rt2800_register_read(rt2x00dev, HT_FBK_CFG0, &reg);
@@ -1617,6 +1897,13 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2800_register_read(rt2x00dev, TX_STA_CNT1, &reg);
rt2800_register_read(rt2x00dev, TX_STA_CNT2, &reg);
+ /*
+ * Setup leadtime for pre tbtt interrupt to 6ms
+ */
+ rt2800_register_read(rt2x00dev, INT_TIMER_CFG, &reg);
+ rt2x00_set_field32(&reg, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4);
+ rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg);
+
return 0;
}
EXPORT_SYMBOL_GPL(rt2800_init_registers);
@@ -1706,8 +1993,7 @@ int rt2800_init_bbp(struct rt2x00_dev *rt2x00dev)
rt2800_bbp_write(rt2x00dev, 82, 0x62);
rt2800_bbp_write(rt2x00dev, 83, 0x6a);
- if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D) ||
- rt2x00_rt_rev(rt2x00dev, RT2870, REV_RT2870D))
+ if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860D))
rt2800_bbp_write(rt2x00dev, 84, 0x19);
else
rt2800_bbp_write(rt2x00dev, 84, 0x99);
@@ -2013,8 +2299,7 @@ int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
if (rt2x00_rt_rev_lt(rt2x00dev, RT3071, REV_RT3071E) ||
rt2x00_rt_rev_lt(rt2x00dev, RT3090, REV_RT3090E) ||
rt2x00_rt_rev_lt(rt2x00dev, RT3390, REV_RT3390E)) {
- rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
- if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA_BG))
+ if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags))
rt2x00_set_field8(&rfcsr, RFCSR17_R, 1);
}
rt2x00_eeprom_read(rt2x00dev, EEPROM_TXMIXER_GAIN_BG, &eeprom);
@@ -2147,7 +2432,6 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_write(rt2x00dev, EEPROM_ANTENNA, word);
EEPROM(rt2x00dev, "Antenna: 0x%04x\n", word);
} else if (rt2x00_rt(rt2x00dev, RT2860) ||
- rt2x00_rt(rt2x00dev, RT2870) ||
rt2x00_rt(rt2x00dev, RT2872)) {
/*
* There is a max of 2 RX streams for RT28x0 series
@@ -2169,6 +2453,8 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field16(&word, EEPROM_NIC_WPS_PBC, 0);
rt2x00_set_field16(&word, EEPROM_NIC_BW40M_BG, 0);
rt2x00_set_field16(&word, EEPROM_NIC_BW40M_A, 0);
+ rt2x00_set_field16(&word, EEPROM_NIC_ANT_DIVERSITY, 0);
+ rt2x00_set_field16(&word, EEPROM_NIC_DAC_TEST, 0);
rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word);
EEPROM(rt2x00dev, "NIC: 0x%04x\n", word);
}
@@ -2176,6 +2462,10 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &word);
if ((word & 0x00ff) == 0x00ff) {
rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0);
+ rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word);
+ EEPROM(rt2x00dev, "Freq: 0x%04x\n", word);
+ }
+ if ((word & 0xff00) == 0xff00) {
rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE,
LED_MODE_TXRX_ACTIVITY);
rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0);
@@ -2183,7 +2473,7 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED1, 0x5555);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED2, 0x2221);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED3, 0xa9f8);
- EEPROM(rt2x00dev, "Freq: 0x%04x\n", word);
+ EEPROM(rt2x00dev, "Led Mode: 0x%04x\n", word);
}
/*
@@ -2251,7 +2541,6 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
value, rt2x00_get_field32(reg, MAC_CSR0_REVISION));
if (!rt2x00_rt(rt2x00dev, RT2860) &&
- !rt2x00_rt(rt2x00dev, RT2870) &&
!rt2x00_rt(rt2x00dev, RT2872) &&
!rt2x00_rt(rt2x00dev, RT2883) &&
!rt2x00_rt(rt2x00dev, RT3070) &&
@@ -2484,13 +2773,26 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_SUPPORTS_PS |
- IEEE80211_HW_PS_NULLFUNC_STACK;
+ IEEE80211_HW_PS_NULLFUNC_STACK |
+ IEEE80211_HW_AMPDU_AGGREGATION;
SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev);
SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
rt2x00_eeprom_addr(rt2x00dev,
EEPROM_MAC_ADDR_0));
+ /*
+ * As rt2800 has a global fallback table we cannot specify
+ * more then one tx rate per frame but since the hw will
+ * try several rates (based on the fallback table) we should
+ * still initialize max_rates to the maximum number of rates
+ * we are going to try. Otherwise mac80211 will truncate our
+ * reported tx rates and the rc algortihm will end up with
+ * incorrect data.
+ */
+ rt2x00dev->hw->max_rates = 7;
+ rt2x00dev->hw->max_rate_tries = 1;
+
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
/*
@@ -2528,16 +2830,19 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
else
spec->ht.ht_supported = false;
- /*
- * Don't set IEEE80211_HT_CAP_SUP_WIDTH_20_40 for now as it causes
- * reception problems with HT40 capable 11n APs
- */
spec->ht.cap =
+ IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_GRN_FLD |
IEEE80211_HT_CAP_SGI_20 |
- IEEE80211_HT_CAP_SGI_40 |
- IEEE80211_HT_CAP_TX_STBC |
- IEEE80211_HT_CAP_RX_STBC;
+ IEEE80211_HT_CAP_SGI_40;
+
+ if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) >= 2)
+ spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC;
+
+ spec->ht.cap |=
+ rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) <<
+ IEEE80211_HT_CAP_RX_STBC_SHIFT;
+
spec->ht.ampdu_factor = 3;
spec->ht.ampdu_density = 4;
spec->ht.mcs.tx_params =
@@ -2591,8 +2896,8 @@ EXPORT_SYMBOL_GPL(rt2800_probe_hw_mode);
/*
* IEEE80211 stack callback functions.
*/
-static void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx,
- u32 *iv32, u16 *iv16)
+void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx, u32 *iv32,
+ u16 *iv16)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct mac_iveiv_entry iveiv_entry;
@@ -2605,8 +2910,9 @@ static void rt2800_get_tkip_seq(struct ieee80211_hw *hw, u8 hw_key_idx,
memcpy(iv16, &iveiv_entry.iv[0], sizeof(*iv16));
memcpy(iv32, &iveiv_entry.iv[4], sizeof(*iv32));
}
+EXPORT_SYMBOL_GPL(rt2800_get_tkip_seq);
-static int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
+int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u32 reg;
@@ -2642,9 +2948,10 @@ static int rt2800_set_rts_threshold(struct ieee80211_hw *hw, u32 value)
return 0;
}
+EXPORT_SYMBOL_GPL(rt2800_set_rts_threshold);
-static int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx,
- const struct ieee80211_tx_queue_params *params)
+int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx,
+ const struct ieee80211_tx_queue_params *params)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
struct data_queue *queue;
@@ -2709,8 +3016,9 @@ static int rt2800_conf_tx(struct ieee80211_hw *hw, u16 queue_idx,
return 0;
}
+EXPORT_SYMBOL_GPL(rt2800_conf_tx);
-static u64 rt2800_get_tsf(struct ieee80211_hw *hw)
+u64 rt2800_get_tsf(struct ieee80211_hw *hw)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u64 tsf;
@@ -2723,23 +3031,37 @@ static u64 rt2800_get_tsf(struct ieee80211_hw *hw)
return tsf;
}
+EXPORT_SYMBOL_GPL(rt2800_get_tsf);
-const struct ieee80211_ops rt2800_mac80211_ops = {
- .tx = rt2x00mac_tx,
- .start = rt2x00mac_start,
- .stop = rt2x00mac_stop,
- .add_interface = rt2x00mac_add_interface,
- .remove_interface = rt2x00mac_remove_interface,
- .config = rt2x00mac_config,
- .configure_filter = rt2x00mac_configure_filter,
- .set_tim = rt2x00mac_set_tim,
- .set_key = rt2x00mac_set_key,
- .get_stats = rt2x00mac_get_stats,
- .get_tkip_seq = rt2800_get_tkip_seq,
- .set_rts_threshold = rt2800_set_rts_threshold,
- .bss_info_changed = rt2x00mac_bss_info_changed,
- .conf_tx = rt2800_conf_tx,
- .get_tsf = rt2800_get_tsf,
- .rfkill_poll = rt2x00mac_rfkill_poll,
-};
-EXPORT_SYMBOL_GPL(rt2800_mac80211_ops);
+int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ enum ieee80211_ampdu_mlme_action action,
+ struct ieee80211_sta *sta, u16 tid, u16 *ssn)
+{
+ int ret = 0;
+
+ switch (action) {
+ case IEEE80211_AMPDU_RX_START:
+ case IEEE80211_AMPDU_RX_STOP:
+ /* we don't support RX aggregation yet */
+ ret = -ENOTSUPP;
+ break;
+ case IEEE80211_AMPDU_TX_START:
+ ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
+ break;
+ case IEEE80211_AMPDU_TX_STOP:
+ ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
+ break;
+ case IEEE80211_AMPDU_TX_OPERATIONAL:
+ break;
+ default:
+ WARNING((struct rt2x00_dev *)hw->priv, "Unknown AMPDU action\n");
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(rt2800_ampdu_action);
+
+MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz");
+MODULE_VERSION(DRV_VERSION);
+MODULE_DESCRIPTION("Ralink RT2800 library");
+MODULE_LICENSE("GPL");