*/
#define DRV_NAME "rt73usb"
+#include <linux/delay.h>
+#include <linux/etherdevice.h>
+#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/version.h>
-#include <linux/init.h>
#include <linux/usb.h>
-#include <linux/delay.h>
-#include <linux/etherdevice.h>
#include "rt2x00.h"
#include "rt2x00usb.h"
* the access attempt is considered to have failed,
* and we will print an error.
*/
-static inline void rt73usb_register_read(
- const struct rt2x00_dev *rt2x00dev,
- const u16 offset, u32 *value)
+static inline void rt73usb_register_read(const struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset, u32 *value)
{
__le32 reg;
- rt2x00usb_vendor_request(
- rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN,
- offset, 0x00, ®, sizeof(u32), REGISTER_TIMEOUT);
+ rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ,
+ USB_VENDOR_REQUEST_IN, offset,
+ ®, sizeof(u32), REGISTER_TIMEOUT);
*value = le32_to_cpu(reg);
}
-static inline void rt73usb_register_multiread(
- const struct rt2x00_dev *rt2x00dev,
- const u16 offset, void *value, const u32 length)
+static inline void rt73usb_register_multiread(const struct rt2x00_dev
+ *rt2x00dev,
+ const unsigned int offset,
+ void *value, const u32 length)
{
- rt2x00usb_vendor_request(
- rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN,
- offset, 0x00, value, length,
- REGISTER_TIMEOUT * (length / sizeof(u32)));
+ int timeout = REGISTER_TIMEOUT * (length / sizeof(u32));
+ rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ,
+ USB_VENDOR_REQUEST_IN, offset,
+ value, length, timeout);
}
-static inline void rt73usb_register_write(
- const struct rt2x00_dev *rt2x00dev,
- const u16 offset, u32 value)
+static inline void rt73usb_register_write(const struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset, u32 value)
{
__le32 reg = cpu_to_le32(value);
- rt2x00usb_vendor_request(
- rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT,
- offset, 0x00, ®, sizeof(u32), REGISTER_TIMEOUT);
+ rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT, offset,
+ ®, sizeof(u32), REGISTER_TIMEOUT);
}
-static inline void rt73usb_register_multiwrite(
- const struct rt2x00_dev *rt2x00dev,
- const u16 offset, void *value, const u32 length)
+static inline void rt73usb_register_multiwrite(const struct rt2x00_dev
+ *rt2x00dev,
+ const unsigned int offset,
+ void *value, const u32 length)
{
- rt2x00usb_vendor_request(
- rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT,
- offset, 0x00, value, length,
- REGISTER_TIMEOUT * (length / sizeof(u32)));
+ int timeout = REGISTER_TIMEOUT * (length / sizeof(u32));
+ rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT, offset,
+ value, length, timeout);
}
static u32 rt73usb_bbp_check(const struct rt2x00_dev *rt2x00dev)
}
static void rt73usb_bbp_write(const struct rt2x00_dev *rt2x00dev,
- const u8 reg_id, const u8 value)
+ const unsigned int word, const u8 value)
{
u32 reg;
/*
- * Wait until the BBP becomes ready.
+ * Wait until the BBP becomes ready.
*/
reg = rt73usb_bbp_check(rt2x00dev);
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) {
*/
reg = 0;
rt2x00_set_field32(®, PHY_CSR3_VALUE, value);
- rt2x00_set_field32(®, PHY_CSR3_REGNUM, reg_id);
+ rt2x00_set_field32(®, PHY_CSR3_REGNUM, word);
rt2x00_set_field32(®, PHY_CSR3_BUSY, 1);
rt2x00_set_field32(®, PHY_CSR3_READ_CONTROL, 0);
}
static void rt73usb_bbp_read(const struct rt2x00_dev *rt2x00dev,
- const u8 reg_id, u8 *value)
+ const unsigned int word, u8 *value)
{
u32 reg;
/*
- * Wait until the BBP becomes ready.
+ * Wait until the BBP becomes ready.
*/
reg = rt73usb_bbp_check(rt2x00dev);
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) {
/*
* Write the request into the BBP.
*/
- reg =0;
- rt2x00_set_field32(®, PHY_CSR3_REGNUM, reg_id);
+ reg = 0;
+ rt2x00_set_field32(®, PHY_CSR3_REGNUM, word);
rt2x00_set_field32(®, PHY_CSR3_BUSY, 1);
rt2x00_set_field32(®, PHY_CSR3_READ_CONTROL, 1);
rt73usb_register_write(rt2x00dev, PHY_CSR3, reg);
/*
- * Wait until the BBP becomes ready.
+ * Wait until the BBP becomes ready.
*/
reg = rt73usb_bbp_check(rt2x00dev);
if (rt2x00_get_field32(reg, PHY_CSR3_BUSY)) {
}
static void rt73usb_rf_write(const struct rt2x00_dev *rt2x00dev,
- const u32 value)
+ const unsigned int word, const u32 value)
{
u32 reg;
unsigned int i;
+ if (!word)
+ return;
+
for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt73usb_register_read(rt2x00dev, PHY_CSR4, ®);
if (!rt2x00_get_field32(reg, PHY_CSR4_BUSY))
rf_write:
reg = 0;
rt2x00_set_field32(®, PHY_CSR4_VALUE, value);
- rt2x00_set_field32(®, PHY_CSR4_NUMBER_OF_BITS, 20);
+
+ /*
+ * RF5225 and RF2527 contain 21 bits per RF register value,
+ * all others contain 20 bits.
+ */
+ rt2x00_set_field32(®, PHY_CSR4_NUMBER_OF_BITS,
+ 20 + !!(rt2x00_rf(&rt2x00dev->chip, RF5225) ||
+ rt2x00_rf(&rt2x00dev->chip, RF2527)));
rt2x00_set_field32(®, PHY_CSR4_IF_SELECT, 0);
rt2x00_set_field32(®, PHY_CSR4_BUSY, 1);
rt73usb_register_write(rt2x00dev, PHY_CSR4, reg);
+ rt2x00_rf_write(rt2x00dev, word, value);
}
#ifdef CONFIG_RT2X00_LIB_DEBUGFS
#define CSR_OFFSET(__word) ( CSR_REG_BASE + ((__word) * sizeof(u32)) )
-static void rt73usb_read_csr(struct rt2x00_dev *rt2x00dev,
- const unsigned long word, void *data)
+static void rt73usb_read_csr(const struct rt2x00_dev *rt2x00dev,
+ const unsigned int word, u32 *data)
{
rt73usb_register_read(rt2x00dev, CSR_OFFSET(word), data);
}
-static void rt73usb_write_csr(struct rt2x00_dev *rt2x00dev,
- const unsigned long word, void *data)
-{
- rt73usb_register_write(rt2x00dev, CSR_OFFSET(word), *((u32*)data));
-}
-
-static void rt73usb_read_eeprom(struct rt2x00_dev *rt2x00dev,
- const unsigned long word, void *data)
-{
- rt2x00_eeprom_read(rt2x00dev, word, data);
-}
-
-static void rt73usb_write_eeprom(struct rt2x00_dev *rt2x00dev,
- const unsigned long word, void *data)
-{
- rt2x00_eeprom_write(rt2x00dev, word, *((u16*)data));
-}
-
-static void rt73usb_read_bbp(struct rt2x00_dev *rt2x00dev,
- const unsigned long word, void *data)
-{
- rt73usb_bbp_read(rt2x00dev, word, data);
-}
-
-static void rt73usb_write_bbp(struct rt2x00_dev *rt2x00dev,
- const unsigned long word, void *data)
+static void rt73usb_write_csr(const struct rt2x00_dev *rt2x00dev,
+ const unsigned int word, u32 data)
{
- rt73usb_bbp_write(rt2x00dev, word, *((u8*)data));
+ rt73usb_register_write(rt2x00dev, CSR_OFFSET(word), data);
}
static const struct rt2x00debug rt73usb_rt2x00debug = {
- .owner = THIS_MODULE,
- .reg_csr = {
+ .owner = THIS_MODULE,
+ .csr = {
.read = rt73usb_read_csr,
.write = rt73usb_write_csr,
.word_size = sizeof(u32),
.word_count = CSR_REG_SIZE / sizeof(u32),
},
- .reg_eeprom = {
- .read = rt73usb_read_eeprom,
- .write = rt73usb_write_eeprom,
+ .eeprom = {
+ .read = rt2x00_eeprom_read,
+ .write = rt2x00_eeprom_write,
.word_size = sizeof(u16),
.word_count = EEPROM_SIZE / sizeof(u16),
},
- .reg_bbp = {
- .read = rt73usb_read_bbp,
- .write = rt73usb_write_bbp,
+ .bbp = {
+ .read = rt73usb_bbp_read,
+ .write = rt73usb_bbp_write,
.word_size = sizeof(u8),
.word_count = BBP_SIZE / sizeof(u8),
},
+ .rf = {
+ .read = rt2x00_rf_read,
+ .write = rt73usb_rf_write,
+ .word_size = sizeof(u32),
+ .word_count = RF_SIZE / sizeof(u32),
+ },
};
#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
/*
* Configuration handlers.
*/
-static void rt73usb_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid)
+static void rt73usb_config_mac_addr(struct rt2x00_dev *rt2x00dev, __le32 *mac)
{
- u32 reg[2];
-
- memset(®, 0, sizeof(reg));
- memcpy(®, bssid, ETH_ALEN);
+ u32 tmp;
- rt2x00_set_field32(®[1], MAC_CSR5_BSS_ID_MASK, 3);
+ tmp = le32_to_cpu(mac[1]);
+ rt2x00_set_field32(&tmp, MAC_CSR3_UNICAST_TO_ME_MASK, 0xff);
+ mac[1] = cpu_to_le32(tmp);
- /*
- * The BSSID is passed to us as an array of bytes,
- * that array is little endian, so no need for byte ordering.
- */
- rt73usb_register_multiwrite(rt2x00dev, MAC_CSR4, ®, sizeof(reg));
+ rt73usb_register_multiwrite(rt2x00dev, MAC_CSR2, mac,
+ (2 * sizeof(__le32)));
}
-static void rt73usb_config_promisc(struct rt2x00_dev *rt2x00dev,
- const int promisc)
+static void rt73usb_config_bssid(struct rt2x00_dev *rt2x00dev, __le32 *bssid)
{
- u32 reg;
+ u32 tmp;
- rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
- rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME, !promisc);
- rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
+ tmp = le32_to_cpu(bssid[1]);
+ rt2x00_set_field32(&tmp, MAC_CSR5_BSS_ID_MASK, 3);
+ bssid[1] = cpu_to_le32(tmp);
+
+ rt73usb_register_multiwrite(rt2x00dev, MAC_CSR4, bssid,
+ (2 * sizeof(__le32)));
}
-static void rt73usb_config_type(struct rt2x00_dev *rt2x00dev,
- const int type)
+static void rt73usb_config_type(struct rt2x00_dev *rt2x00dev, const int type,
+ const int tsf_sync)
{
u32 reg;
+ /*
+ * 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.
+ */
rt73usb_register_write(rt2x00dev, TXRX_CSR9, 0);
+ rt73usb_register_write(rt2x00dev, HW_BEACON_BASE0, 0);
+ rt73usb_register_write(rt2x00dev, HW_BEACON_BASE1, 0);
+ rt73usb_register_write(rt2x00dev, HW_BEACON_BASE2, 0);
+ rt73usb_register_write(rt2x00dev, HW_BEACON_BASE3, 0);
/*
- * Apply hardware packet filter.
+ * Enable synchronisation.
*/
- rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
-
- if (!is_monitor_present(&rt2x00dev->interface) &&
- (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA))
- rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, 1);
- else
- rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS, 0);
-
- rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC, 1);
- if (is_monitor_present(&rt2x00dev->interface)) {
- rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, 0);
- rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, 0);
- rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 0);
- } else {
- rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL, 1);
- rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL, 1);
- rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1);
- }
-
- rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST, 0);
- rt2x00_set_field32(®, TXRX_CSR0_DROP_BORADCAST, 0);
+ rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®);
+ rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1);
+ rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1);
+ rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
+ rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, tsf_sync);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
+}
- rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
+static void rt73usb_config_preamble(struct rt2x00_dev *rt2x00dev,
+ const int short_preamble,
+ const int ack_timeout,
+ const int ack_consume_time)
+{
+ u32 reg;
/*
- * Enable synchronisation.
+ * When in atomic context, reschedule and let rt2x00lib
+ * call this function again.
*/
- rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®);
- if (is_interface_present(&rt2x00dev->interface)) {
- rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1);
- rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1);
+ if (in_atomic()) {
+ queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->config_work);
+ return;
}
- rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0);
- if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP)
- rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 2);
- else if (type == IEEE80211_IF_TYPE_STA)
- rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 1);
- else if (is_monitor_present(&rt2x00dev->interface) &&
- !is_interface_present(&rt2x00dev->interface))
- rt2x00_set_field32(®, TXRX_CSR9_TSF_SYNC, 0);
+ rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
+ rt2x00_set_field32(®, TXRX_CSR0_RX_ACK_TIMEOUT, ack_timeout);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
- rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
+ rt73usb_register_read(rt2x00dev, TXRX_CSR4, ®);
+ rt2x00_set_field32(®, TXRX_CSR4_AUTORESPOND_PREAMBLE,
+ !!short_preamble);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
+}
+
+static void rt73usb_config_phymode(struct rt2x00_dev *rt2x00dev,
+ const int basic_rate_mask)
+{
+ rt73usb_register_write(rt2x00dev, TXRX_CSR5, basic_rate_mask);
}
static void rt73usb_config_channel(struct rt2x00_dev *rt2x00dev,
- const int value, const int channel, const int txpower)
+ struct rf_channel *rf, const int txpower)
{
- u8 reg = 0;
- u32 rf1 = rt2x00dev->rf1;
- u32 rf2 = value;
- u32 rf3 = rt2x00dev->rf3;
- u32 rf4 = 0;
+ u8 r3;
+ u8 r94;
+ u8 smart;
- if (rt2x00_rf(&rt2x00dev->chip, RF5225) ||
- rt2x00_rf(&rt2x00dev->chip, RF2527))
- rf2 |= 0x00004000;
-
- if (rt2x00_rf(&rt2x00dev->chip, RF5225)) {
- if (channel <= 14)
- rf3 = 0x00068455;
- else if (channel >= 36 && channel <= 48)
- rf3 = 0x0009be55;
- else if (channel >= 52 && channel <= 64)
- rf3 = 0x0009ae55;
- else if (channel >= 100 && channel <= 112)
- rf3 = 0x000bae55;
- else
- rf3 = 0x000bbe55;
- }
+ rt2x00_set_field32(&rf->rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower));
+ rt2x00_set_field32(&rf->rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
- if (channel < 14) {
- if (channel & 0x01)
- rf4 = 0x000fea0b;
- else
- rf4 = 0x000fea1f;
- } else if (channel == 14) {
- rf4 = 0x000fea13;
- } else {
- switch (channel) {
- case 36:
- case 56:
- case 116:
- case 136:
- rf4 = 0x000fea23;
- break;
- case 40:
- case 60:
- case 100:
- case 120:
- case 140:
- rf4 = 0x000fea03;
- break;
- case 44:
- case 64:
- case 104:
- case 124:
- rf4 = 0x000fea0b;
- break;
- case 48:
- case 108:
- case 128:
- rf4 = 0x000fea13;
- break;
- case 52:
- case 112:
- case 132:
- rf4 = 0x000fea1b;
- break;
- case 149:
- rf4 = 0x000fea1f;
- break;
- case 153:
- rf4 = 0x000fea27;
- break;
- case 157:
- rf4 = 0x000fea07;
- break;
- case 161:
- rf4 = 0x000fea0f;
- break;
- case 165:
- rf4 = 0x000fea17;
- break;
- }
- }
+ smart = !(rt2x00_rf(&rt2x00dev->chip, RF5225) ||
+ rt2x00_rf(&rt2x00dev->chip, RF2527));
- if (rt2x00_rf(&rt2x00dev->chip, RF2527) ||
- rt2x00_rf(&rt2x00dev->chip, RF5225))
- rf4 |= 0x00010000;
+ rt73usb_bbp_read(rt2x00dev, 3, &r3);
+ rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, smart);
+ rt73usb_bbp_write(rt2x00dev, 3, r3);
- /*
- * Set TXpower.
- */
- rt2x00_set_field32(&rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower));
+ r94 = 6;
+ if (txpower > MAX_TXPOWER && txpower <= (MAX_TXPOWER + r94))
+ r94 += txpower - MAX_TXPOWER;
+ else if (txpower < MIN_TXPOWER && txpower >= (MIN_TXPOWER - r94))
+ r94 += txpower;
+ rt73usb_bbp_write(rt2x00dev, 94, r94);
+
+ rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt73usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
+ rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
+
+ rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt73usb_rf_write(rt2x00dev, 3, rf->rf3 | 0x00000004);
+ rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
+
+ rt73usb_rf_write(rt2x00dev, 1, rf->rf1);
+ rt73usb_rf_write(rt2x00dev, 2, rf->rf2);
+ rt73usb_rf_write(rt2x00dev, 3, rf->rf3 & ~0x00000004);
+ rt73usb_rf_write(rt2x00dev, 4, rf->rf4);
+
+ udelay(10);
+}
- /*
- * Set Frequency offset.
- */
- rt2x00_set_field32(&rf4, RF4_FREQ_OFFSET, rt2x00dev->freq_offset);
+static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
+ const int txpower)
+{
+ struct rf_channel rf;
- rt73usb_bbp_read(rt2x00dev, 3, ®);
- if (rt2x00_rf(&rt2x00dev->chip, RF5225) ||
- rt2x00_rf(&rt2x00dev->chip, RF2527))
- reg &= ~0x01;
- else
- reg |= 0x01;
- rt73usb_bbp_write(rt2x00dev, 3, reg);
+ rt2x00_rf_read(rt2x00dev, 1, &rf.rf1);
+ rt2x00_rf_read(rt2x00dev, 2, &rf.rf2);
+ rt2x00_rf_read(rt2x00dev, 3, &rf.rf3);
+ rt2x00_rf_read(rt2x00dev, 4, &rf.rf4);
+
+ rt73usb_config_channel(rt2x00dev, &rf, txpower);
+}
+
+static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
+ const int antenna_tx,
+ const int antenna_rx)
+{
+ u8 r3;
+ u8 r4;
+ u8 r77;
+
+ rt73usb_bbp_read(rt2x00dev, 3, &r3);
+ rt73usb_bbp_read(rt2x00dev, 4, &r4);
+ rt73usb_bbp_read(rt2x00dev, 77, &r77);
- rt73usb_rf_write(rt2x00dev, rf1);
- rt73usb_rf_write(rt2x00dev, rf2);
- rt73usb_rf_write(rt2x00dev, rf3 & ~0x00000004);
- rt73usb_rf_write(rt2x00dev, rf4);
+ rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
- rt73usb_rf_write(rt2x00dev, rf1);
- rt73usb_rf_write(rt2x00dev, rf2);
- rt73usb_rf_write(rt2x00dev, rf3 | 0x00000004);
- rt73usb_rf_write(rt2x00dev, rf4);
+ switch (antenna_rx) {
+ case ANTENNA_SW_DIVERSITY:
+ case ANTENNA_HW_DIVERSITY:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
+ rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
+ !!(rt2x00dev->curr_hwmode != HWMODE_A));
+ break;
+ case ANTENNA_A:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
+ rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
- rt73usb_rf_write(rt2x00dev, rf1);
- rt73usb_rf_write(rt2x00dev, rf2);
- rt73usb_rf_write(rt2x00dev, rf3 & ~0x00000004);
- rt73usb_rf_write(rt2x00dev, rf4);
+ if (rt2x00dev->curr_hwmode == HWMODE_A)
+ rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
+ else
+ rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
+ break;
+ case ANTENNA_B:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
+ rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
- msleep(1);
+ if (rt2x00dev->curr_hwmode == HWMODE_A)
+ rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
+ else
+ rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
+ break;
+ }
- /*
- * Update rf fields
- */
- rt2x00dev->rf1 = rf1;
- rt2x00dev->rf2 = rf2;
- rt2x00dev->rf3 = rf3;
- rt2x00dev->rf4 = rf4;
- rt2x00dev->tx_power = txpower;
+ rt73usb_bbp_write(rt2x00dev, 77, r77);
+ rt73usb_bbp_write(rt2x00dev, 3, r3);
+ rt73usb_bbp_write(rt2x00dev, 4, r4);
}
-static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
- const int txpower)
+static void rt73usb_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
+ const int antenna_tx,
+ const int antenna_rx)
{
- rt2x00_set_field32(&rt2x00dev->rf3, RF3_TXPOWER,
- TXPOWER_TO_DEV(txpower));
-
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf1);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf2);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf3 & ~0x00000004);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf4);
-
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf1);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf2);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf3 | 0x00000004);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf4);
-
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf1);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf2);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf3 & ~0x00000004);
- rt73usb_rf_write(rt2x00dev, rt2x00dev->rf4);
+ u8 r3;
+ u8 r4;
+ u8 r77;
+
+ rt73usb_bbp_read(rt2x00dev, 3, &r3);
+ rt73usb_bbp_read(rt2x00dev, 4, &r4);
+ rt73usb_bbp_read(rt2x00dev, 77, &r77);
+
+ rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
+ rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
+ !test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
+
+ switch (antenna_rx) {
+ case ANTENNA_SW_DIVERSITY:
+ case ANTENNA_HW_DIVERSITY:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
+ break;
+ case ANTENNA_A:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
+ rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
+ break;
+ case ANTENNA_B:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
+ rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
+ break;
+ }
+
+ rt73usb_bbp_write(rt2x00dev, 77, r77);
+ rt73usb_bbp_write(rt2x00dev, 3, r3);
+ rt73usb_bbp_write(rt2x00dev, 4, r4);
}
+struct antenna_sel {
+ u8 word;
+ /*
+ * value[0] -> non-LNA
+ * value[1] -> LNA
+ */
+ u8 value[2];
+};
+
+static const struct antenna_sel antenna_sel_a[] = {
+ { 96, { 0x58, 0x78 } },
+ { 104, { 0x38, 0x48 } },
+ { 75, { 0xfe, 0x80 } },
+ { 86, { 0xfe, 0x80 } },
+ { 88, { 0xfe, 0x80 } },
+ { 35, { 0x60, 0x60 } },
+ { 97, { 0x58, 0x58 } },
+ { 98, { 0x58, 0x58 } },
+};
+
+static const struct antenna_sel antenna_sel_bg[] = {
+ { 96, { 0x48, 0x68 } },
+ { 104, { 0x2c, 0x3c } },
+ { 75, { 0xfe, 0x80 } },
+ { 86, { 0xfe, 0x80 } },
+ { 88, { 0xfe, 0x80 } },
+ { 35, { 0x50, 0x50 } },
+ { 97, { 0x48, 0x48 } },
+ { 98, { 0x48, 0x48 } },
+};
+
static void rt73usb_config_antenna(struct rt2x00_dev *rt2x00dev,
- const int antenna_tx, const int antenna_rx)
+ const int antenna_tx, const int antenna_rx)
{
+ const struct antenna_sel *sel;
+ unsigned int lna;
+ unsigned int i;
u32 reg;
- u8 r3;
- u8 r4;
- u8 r77;
rt73usb_register_read(rt2x00dev, PHY_CSR0, ®);
if (rt2x00dev->curr_hwmode == HWMODE_A) {
- if (test_bit(CONFIG_EXTERNAL_LNA, &rt2x00dev->flags)) {
- rt73usb_bbp_write(rt2x00dev, 17, 0x38);
- rt73usb_bbp_write(rt2x00dev, 96, 0x78);
- rt73usb_bbp_write(rt2x00dev, 104, 0x48);
- rt73usb_bbp_write(rt2x00dev, 75, 0x80);
- rt73usb_bbp_write(rt2x00dev, 86, 0x80);
- rt73usb_bbp_write(rt2x00dev, 88, 0x80);
- } else {
- rt73usb_bbp_write(rt2x00dev, 17, 0x28);
- rt73usb_bbp_write(rt2x00dev, 96, 0x58);
- rt73usb_bbp_write(rt2x00dev, 104, 0x38);
- rt73usb_bbp_write(rt2x00dev, 75, 0xfe);
- rt73usb_bbp_write(rt2x00dev, 86, 0xfe);
- rt73usb_bbp_write(rt2x00dev, 88, 0xfe);
- }
- rt73usb_bbp_write(rt2x00dev, 35, 0x60);
- rt73usb_bbp_write(rt2x00dev, 97, 0x58);
- rt73usb_bbp_write(rt2x00dev, 98, 0x58);
+ sel = antenna_sel_a;
+ lna = test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
rt2x00_set_field32(®, PHY_CSR0_PA_PE_BG, 0);
rt2x00_set_field32(®, PHY_CSR0_PA_PE_A, 1);
} else {
- if (test_bit(CONFIG_EXTERNAL_LNA, &rt2x00dev->flags)) {
- rt73usb_bbp_write(rt2x00dev, 17, 0x30);
- rt73usb_bbp_write(rt2x00dev, 96, 0x68);
- rt73usb_bbp_write(rt2x00dev, 104, 0x3c);
- rt73usb_bbp_write(rt2x00dev, 75, 0x80);
- rt73usb_bbp_write(rt2x00dev, 86, 0x80);
- rt73usb_bbp_write(rt2x00dev, 88, 0x80);
- } else {
- rt73usb_bbp_write(rt2x00dev, 17, 0x20);
- rt73usb_bbp_write(rt2x00dev, 96, 0x48);
- rt73usb_bbp_write(rt2x00dev, 104, 0x2c);
- rt73usb_bbp_write(rt2x00dev, 75, 0xfe);
- rt73usb_bbp_write(rt2x00dev, 86, 0xfe);
- rt73usb_bbp_write(rt2x00dev, 88, 0xfe);
- }
- rt73usb_bbp_write(rt2x00dev, 35, 0x50);
- rt73usb_bbp_write(rt2x00dev, 97, 0x48);
- rt73usb_bbp_write(rt2x00dev, 98, 0x48);
+ sel = antenna_sel_bg;
+ lna = test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
rt2x00_set_field32(®, PHY_CSR0_PA_PE_BG, 1);
rt2x00_set_field32(®, PHY_CSR0_PA_PE_A, 0);
}
- rt73usb_register_write(rt2x00dev, PHY_CSR0, reg);
-
- rt73usb_bbp_read(rt2x00dev, 3, &r3);
- rt73usb_bbp_read(rt2x00dev, 4, &r4);
- rt73usb_bbp_read(rt2x00dev, 77, &r77);
+ for (i = 0; i < ARRAY_SIZE(antenna_sel_a); i++)
+ rt73usb_bbp_write(rt2x00dev, sel[i].word, sel[i].value[lna]);
- rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
+ rt73usb_register_write(rt2x00dev, PHY_CSR0, reg);
if (rt2x00_rf(&rt2x00dev->chip, RF5226) ||
- rt2x00_rf(&rt2x00dev->chip, RF5225)) {
- if (antenna_rx == ANTENNA_DIVERSITY) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
- if (rt2x00dev->curr_hwmode != HWMODE_A)
- rt2x00_set_field8(&r4, BBP_R4_RX_BG_MODE, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- } else if (antenna_rx == ANTENNA_A) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- if (rt2x00dev->curr_hwmode == HWMODE_A)
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
- else
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
- rt73usb_bbp_write(rt2x00dev, 77, r77);
- } else if (antenna_rx == ANTENNA_B) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- if (rt2x00dev->curr_hwmode == HWMODE_A)
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
- else
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
- rt73usb_bbp_write(rt2x00dev, 77, r77);
- }
- } else if (rt2x00_rf(&rt2x00dev->chip, RF2528) ||
- rt2x00_rf(&rt2x00dev->chip, RF2527)) {
- if (antenna_rx == ANTENNA_DIVERSITY) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
- rt2x00_set_field8(&r4, BBP_R4_RX_BG_MODE, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- } else if (antenna_rx == ANTENNA_A) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_BG_MODE, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
- rt73usb_bbp_write(rt2x00dev, 77, r77);
- } else if (antenna_rx == ANTENNA_B) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_BG_MODE, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
- }
- }
-
- rt73usb_bbp_write(rt2x00dev, 3, r3);
- rt73usb_bbp_write(rt2x00dev, 4, r4);
+ rt2x00_rf(&rt2x00dev->chip, RF5225))
+ rt73usb_config_antenna_5x(rt2x00dev, antenna_tx, antenna_rx);
+ else if (rt2x00_rf(&rt2x00dev->chip, RF2528) ||
+ rt2x00_rf(&rt2x00dev->chip, RF2527))
+ rt73usb_config_antenna_2x(rt2x00dev, antenna_tx, antenna_rx);
}
static void rt73usb_config_duration(struct rt2x00_dev *rt2x00dev,
- const int short_slot_time, const int beacon_int)
+ struct rt2x00lib_conf *libconf)
{
u32 reg;
rt73usb_register_read(rt2x00dev, MAC_CSR9, ®);
- rt2x00_set_field32(®, MAC_CSR9_SLOT_TIME,
- short_slot_time ? SHORT_SLOT_TIME : SLOT_TIME);
+ rt2x00_set_field32(®, MAC_CSR9_SLOT_TIME, libconf->slot_time);
rt73usb_register_write(rt2x00dev, MAC_CSR9, reg);
rt73usb_register_read(rt2x00dev, MAC_CSR8, ®);
- rt2x00_set_field32(®, MAC_CSR8_SIFS, SIFS);
+ rt2x00_set_field32(®, MAC_CSR8_SIFS, libconf->sifs);
rt2x00_set_field32(®, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3);
- rt2x00_set_field32(®, MAC_CSR8_EIFS, EIFS);
+ rt2x00_set_field32(®, MAC_CSR8_EIFS, libconf->eifs);
rt73usb_register_write(rt2x00dev, MAC_CSR8, reg);
rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®);
- rt2x00_set_field32(®, TXRX_CSR9_BEACON_INTERVAL, beacon_int * 16);
+ rt2x00_set_field32(®, TXRX_CSR9_BEACON_INTERVAL,
+ libconf->conf->beacon_int * 16);
rt73usb_register_write(rt2x00dev, TXRX_CSR9, reg);
}
-static void rt73usb_config_rate(struct rt2x00_dev *rt2x00dev, const int rate)
+static void rt73usb_config(struct rt2x00_dev *rt2x00dev,
+ const unsigned int flags,
+ struct rt2x00lib_conf *libconf)
{
- struct ieee80211_conf *conf = &rt2x00dev->hw->conf;
- u32 reg;
- u32 value;
- u32 preamble;
-
- preamble = DEVICE_GET_RATE_FIELD(rate, PREAMBLE)
- ? SHORT_PREAMBLE : PREAMBLE;
-
- reg = DEVICE_GET_RATE_FIELD(rate, RATEMASK) & DEV_BASIC_RATE;
-
- rt73usb_register_write(rt2x00dev, TXRX_CSR5, reg);
-
- rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
- value = ((conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) ?
- SHORT_DIFS : DIFS) +
- PLCP + preamble + get_duration(ACK_SIZE, 10);
- rt2x00_set_field32(®, TXRX_CSR0_RX_ACK_TIMEOUT, value);
- rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
-
- rt73usb_register_read(rt2x00dev, TXRX_CSR4, ®);
- if (preamble == SHORT_PREAMBLE)
- rt2x00_set_field32(®, TXRX_CSR4_AUTORESPOND_PREAMBLE, 1);
- else
- rt2x00_set_field32(®, TXRX_CSR4_AUTORESPOND_PREAMBLE, 0);
- rt73usb_register_write(rt2x00dev, TXRX_CSR4, reg);
-}
-
-static void rt73usb_config_phymode(struct rt2x00_dev *rt2x00dev,
- const int phymode)
-{
- struct ieee80211_hw_mode *mode;
- struct ieee80211_rate *rate;
-
- if (phymode == MODE_IEEE80211A)
- rt2x00dev->curr_hwmode = HWMODE_A;
- else if (phymode == MODE_IEEE80211B)
- rt2x00dev->curr_hwmode = HWMODE_B;
- else
- rt2x00dev->curr_hwmode = HWMODE_G;
-
- mode = &rt2x00dev->hwmodes[rt2x00dev->curr_hwmode];
- rate = &mode->rates[mode->num_rates - 1];
-
- rt73usb_config_rate(rt2x00dev, rate->val2);
-}
-
-static void rt73usb_config_mac_addr(struct rt2x00_dev *rt2x00dev, u8 *addr)
-{
- u32 reg[2];
-
- memset(®, 0, sizeof(reg));
- memcpy(®, addr, ETH_ALEN);
-
- rt2x00_set_field32(®[1], MAC_CSR3_UNICAST_TO_ME_MASK, 0xff);
-
- /*
- * The MAC address is passed to us as an array of bytes,
- * that array is little endian, so no need for byte ordering.
- */
- rt73usb_register_multiwrite(rt2x00dev, MAC_CSR2, ®, sizeof(reg));
+ if (flags & CONFIG_UPDATE_PHYMODE)
+ rt73usb_config_phymode(rt2x00dev, libconf->basic_rates);
+ if (flags & CONFIG_UPDATE_CHANNEL)
+ rt73usb_config_channel(rt2x00dev, &libconf->rf,
+ libconf->conf->power_level);
+ if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL))
+ rt73usb_config_txpower(rt2x00dev, libconf->conf->power_level);
+ if (flags & CONFIG_UPDATE_ANTENNA)
+ rt73usb_config_antenna(rt2x00dev, libconf->conf->antenna_sel_tx,
+ libconf->conf->antenna_sel_rx);
+ if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT))
+ rt73usb_config_duration(rt2x00dev, libconf);
}
/*
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_RADIO_STATUS, 1);
if (rt2x00dev->rx_status.phymode == MODE_IEEE80211A)
- rt2x00_set_field16(
- &rt2x00dev->led_reg, MCU_LEDCS_LINK_A_STATUS, 1);
+ rt2x00_set_field16(&rt2x00dev->led_reg,
+ MCU_LEDCS_LINK_A_STATUS, 1);
else
- rt2x00_set_field16(
- &rt2x00dev->led_reg, MCU_LEDCS_LINK_BG_STATUS, 1);
+ rt2x00_set_field16(&rt2x00dev->led_reg,
+ MCU_LEDCS_LINK_BG_STATUS, 1);
- rt2x00usb_vendor_request(
- rt2x00dev, USB_LED_CONTROL, USB_VENDOR_REQUEST_OUT,
- 0x00, rt2x00dev->led_reg, NULL, 0, REGISTER_TIMEOUT);
+ rt2x00usb_vendor_request_sw(rt2x00dev, USB_LED_CONTROL, 0x0000,
+ rt2x00dev->led_reg, REGISTER_TIMEOUT);
}
static void rt73usb_disable_led(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LINK_BG_STATUS, 0);
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LINK_A_STATUS, 0);
- rt2x00usb_vendor_request(
- rt2x00dev, USB_LED_CONTROL, USB_VENDOR_REQUEST_OUT,
- 0x00, rt2x00dev->led_reg, NULL, 0, REGISTER_TIMEOUT);
+ rt2x00usb_vendor_request_sw(rt2x00dev, USB_LED_CONTROL, 0x0000,
+ rt2x00dev->led_reg, REGISTER_TIMEOUT);
}
-static void rt73usb_activity_led(struct rt2x00_dev *rt2x00dev, char rssi)
+static void rt73usb_activity_led(struct rt2x00_dev *rt2x00dev, int rssi)
{
u32 led;
if (rt2x00dev->led_mode != LED_MODE_SIGNAL_STRENGTH)
return;
+ /*
+ * Led handling requires a positive value for the rssi,
+ * to do that correctly we need to add the correction.
+ */
+ rssi += rt2x00dev->rssi_offset;
+
if (rssi <= 30)
led = 0;
else if (rssi <= 39)
else
led = 5;
- rt2x00usb_vendor_request(
- rt2x00dev, USB_LED_CONTROL, USB_VENDOR_REQUEST_OUT,
- led, rt2x00dev->led_reg, NULL, 0, REGISTER_TIMEOUT);
+ rt2x00usb_vendor_request_sw(rt2x00dev, USB_LED_CONTROL, led,
+ rt2x00dev->led_reg, REGISTER_TIMEOUT);
}
/*
* Link tuning
*/
-static void rt73usb_link_tuner(struct rt2x00_dev *rt2x00dev, int rssi)
+static void rt73usb_link_stats(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
+
+ /*
+ * Update FCS error count from register.
+ */
+ rt73usb_register_read(rt2x00dev, STA_CSR0, ®);
+ rt2x00dev->link.rx_failed = rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR);
+
+ /*
+ * Update False CCA count from register.
+ */
+ rt73usb_register_read(rt2x00dev, STA_CSR1, ®);
+ reg = rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
+ rt2x00dev->link.false_cca =
+ rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
+}
+
+static void rt73usb_reset_tuner(struct rt2x00_dev *rt2x00dev)
+{
+ rt73usb_bbp_write(rt2x00dev, 17, 0x20);
+ rt2x00dev->link.vgc_level = 0x20;
+}
+
+static void rt73usb_link_tuner(struct rt2x00_dev *rt2x00dev)
+{
+ int rssi = rt2x00_get_link_rssi(&rt2x00dev->link);
u8 r17;
u8 up_bound;
u8 low_bound;
low_bound = 0x28;
up_bound = 0x48;
- if (test_bit(CONFIG_EXTERNAL_LNA, &rt2x00dev->flags)) {
+ if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags)) {
low_bound += 0x10;
up_bound += 0x10;
}
up_bound = 0x1c;
}
- if (test_bit(CONFIG_EXTERNAL_LNA, &rt2x00dev->flags)) {
+ if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags)) {
low_bound += 0x14;
up_bound += 0x10;
}
* r17 does not yet exceed upper limit, continue and base
* the r17 tuning on the false CCA count.
*/
- rt73usb_register_read(rt2x00dev, STA_CSR1, ®);
- reg = rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
- rt2x00dev->link.false_cca =
- rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
-
if (rt2x00dev->link.false_cca > 512 && r17 < up_bound) {
r17 += 4;
if (r17 > up_bound)
/*
* Firmware name function.
*/
-static char *rt73usb_get_fw_name(struct rt2x00_dev *rt2x00dev)
+static char *rt73usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
{
return FIRMWARE_RT2571;
}
* Initialization functions.
*/
static int rt73usb_load_firmware(struct rt2x00_dev *rt2x00dev, void *data,
- const size_t len)
+ const size_t len)
{
unsigned int i;
int status;
u32 reg;
- char buf[64];
char *ptr = data;
+ char *cache;
int buflen;
+ int timeout;
/*
* Wait for stable hardware.
/*
* Write firmware to device.
+ * We setup a seperate cache for this action,
+ * since we are going to write larger chunks of data
+ * then normally used cache size.
*/
- for (i = 0; i < len; i += sizeof(buf)) {
- buflen = min(len - i, sizeof(buf));
- memcpy(buf, ptr, buflen);
- rt73usb_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE + i,
- buf, buflen);
+ cache = kmalloc(CSR_CACHE_SIZE_FIRMWARE, GFP_KERNEL);
+ if (!cache) {
+ ERROR(rt2x00dev, "Failed to allocate firmware cache.\n");
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < len; i += CSR_CACHE_SIZE_FIRMWARE) {
+ buflen = min_t(int, len - i, CSR_CACHE_SIZE_FIRMWARE);
+ timeout = REGISTER_TIMEOUT * (buflen / sizeof(u32));
+
+ memcpy(cache, ptr, buflen);
+
+ rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT,
+ FIRMWARE_IMAGE_BASE + i, 0x0000,
+ cache, buflen, timeout);
+
ptr += buflen;
}
+ kfree(cache);
+
/*
* Send firmware request to device to load firmware,
* we need to specify a long timeout time.
*/
- status = rt2x00usb_vendor_request(rt2x00dev, USB_DEVICE_MODE,
- USB_VENDOR_REQUEST_OUT, 0x00, USB_MODE_FIRMWARE,
- NULL, 0, REGISTER_TIMEOUT_FIRMWARE);
- if (status < 0) {
+ status = rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE,
+ 0x0000, USB_MODE_FIRMWARE,
+ REGISTER_TIMEOUT_FIRMWARE);
+ if (status < 0) {
ERROR(rt2x00dev, "Failed to write Firmware to device.\n");
return status;
}
return 0;
}
-static void rt73usb_init_rxring(struct rt2x00_dev *rt2x00dev)
+static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
{
- struct usb_device *usb_dev =
- interface_to_usbdev(rt2x00dev_usb(rt2x00dev));
- unsigned int i;
-
- for (i = 0; i < rt2x00dev->rx->stats.limit; i++) {
- usb_fill_bulk_urb(
- rt2x00dev->rx->entry[i].priv,
- usb_dev,
- usb_rcvbulkpipe(usb_dev, 1),
- rt2x00dev->rx->entry[i].skb->data,
- rt2x00dev->rx->entry[i].skb->len,
- rt73usb_interrupt_rxdone,
- &rt2x00dev->rx->entry[i]);
- }
+ u32 reg;
- rt2x00_ring_index_clear(rt2x00dev->rx);
-}
+ rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
+ rt2x00_set_field32(®, TXRX_CSR0_AUTO_TX_SEQ, 1);
+ rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 0);
+ rt2x00_set_field32(®, TXRX_CSR0_TX_WITHOUT_WAITING, 0);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
-static void rt73usb_init_txring(struct rt2x00_dev *rt2x00dev,
- const int queue)
-{
- struct data_ring *ring = rt2x00_get_ring(rt2x00dev, queue);
- unsigned int i;
+ rt73usb_register_read(rt2x00dev, TXRX_CSR1, ®);
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID0, 47); /* CCK Signal */
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID0_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID1, 30); /* Rssi */
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID1_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID2, 42); /* OFDM Rate */
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID2_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID3, 30); /* Rssi */
+ rt2x00_set_field32(®, TXRX_CSR1_BBP_ID3_VALID, 1);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR1, reg);
- for (i = 0; i < ring->stats.limit; i++)
- ring->entry[i].flags = 0;
+ /*
+ * CCK TXD BBP registers
+ */
+ rt73usb_register_read(rt2x00dev, TXRX_CSR2, ®);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID0, 13);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID0_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID1, 12);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID1_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID2, 11);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID2_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID3, 10);
+ rt2x00_set_field32(®, TXRX_CSR2_BBP_ID3_VALID, 1);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR2, reg);
- rt2x00_ring_index_clear(ring);
-}
+ /*
+ * OFDM TXD BBP registers
+ */
+ rt73usb_register_read(rt2x00dev, TXRX_CSR3, ®);
+ rt2x00_set_field32(®, TXRX_CSR3_BBP_ID0, 7);
+ rt2x00_set_field32(®, TXRX_CSR3_BBP_ID0_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR3_BBP_ID1, 6);
+ rt2x00_set_field32(®, TXRX_CSR3_BBP_ID1_VALID, 1);
+ rt2x00_set_field32(®, TXRX_CSR3_BBP_ID2, 5);
+ rt2x00_set_field32(®, TXRX_CSR3_BBP_ID2_VALID, 1);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR3, reg);
+
+ rt73usb_register_read(rt2x00dev, TXRX_CSR7, ®);
+ rt2x00_set_field32(®, TXRX_CSR7_ACK_CTS_6MBS, 59);
+ rt2x00_set_field32(®, TXRX_CSR7_ACK_CTS_9MBS, 53);
+ rt2x00_set_field32(®, TXRX_CSR7_ACK_CTS_12MBS, 49);
+ rt2x00_set_field32(®, TXRX_CSR7_ACK_CTS_18MBS, 46);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR7, reg);
+
+ rt73usb_register_read(rt2x00dev, TXRX_CSR8, ®);
+ rt2x00_set_field32(®, TXRX_CSR8_ACK_CTS_24MBS, 44);
+ rt2x00_set_field32(®, TXRX_CSR8_ACK_CTS_36MBS, 42);
+ rt2x00_set_field32(®, TXRX_CSR8_ACK_CTS_48MBS, 42);
+ rt2x00_set_field32(®, TXRX_CSR8_ACK_CTS_54MBS, 42);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR8, reg);
-static int rt73usb_init_rings(struct rt2x00_dev *rt2x00dev)
-{
- rt73usb_init_rxring(rt2x00dev);
- rt73usb_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA0);
- rt73usb_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA1);
- rt73usb_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA2);
- rt73usb_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA3);
- rt73usb_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA4);
- rt73usb_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_BEACON);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR15, 0x0000000f);
- return 0;
-}
+ rt73usb_register_read(rt2x00dev, MAC_CSR6, ®);
+ rt2x00_set_field32(®, MAC_CSR6_MAX_FRAME_UNIT, 0xfff);
+ rt73usb_register_write(rt2x00dev, MAC_CSR6, reg);
-static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
-{
- u32 reg;
+ rt73usb_register_write(rt2x00dev, MAC_CSR10, 0x00000718);
if (rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_AWAKE))
return -EBUSY;
- rt73usb_register_write(rt2x00dev, MAC_CSR10, 0x00000718);
-
- rt73usb_register_write(rt2x00dev, TXRX_CSR0, 0x025eb032);
-
- rt73usb_register_write(rt2x00dev, TXRX_CSR1, 0x9eaa9eaf);
- rt73usb_register_write(rt2x00dev, TXRX_CSR2, 0x8a8b8c8d);
- rt73usb_register_write(rt2x00dev, TXRX_CSR3, 0x00858687);
-
- rt73usb_register_write(rt2x00dev, TXRX_CSR7, 0x2e31353b);
- rt73usb_register_write(rt2x00dev, TXRX_CSR8, 0x2a2a2a2c);
-
- rt73usb_register_write(rt2x00dev, TXRX_CSR15, 0x0000000f);
-
- rt73usb_register_write(rt2x00dev, MAC_CSR6, 0x00000fff);
-
rt73usb_register_write(rt2x00dev, MAC_CSR13, 0x00007f00);
+ /*
+ * Invalidate all Shared Keys (SEC_CSR0),
+ * and clear the Shared key Cipher algorithms (SEC_CSR1 & SEC_CSR5)
+ */
rt73usb_register_write(rt2x00dev, SEC_CSR0, 0x00000000);
rt73usb_register_write(rt2x00dev, SEC_CSR1, 0x00000000);
rt73usb_register_write(rt2x00dev, SEC_CSR5, 0x00000000);
rt2x00_set_field32(®, MAC_CSR9_CW_SELECT, 0);
rt73usb_register_write(rt2x00dev, MAC_CSR9, reg);
- rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
- rt2x00_set_field32(®, TXRX_CSR0_AUTO_TX_SEQ, 1);
- rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
-
/*
* We must clear the error counters.
* These registers are cleared on read,
/*
* Reset MAC and BBP registers.
*/
- reg = 0;
+ rt73usb_register_read(rt2x00dev, MAC_CSR1, ®);
rt2x00_set_field32(®, MAC_CSR1_SOFT_RESET, 1);
rt2x00_set_field32(®, MAC_CSR1_BBP_RESET, 1);
rt73usb_register_write(rt2x00dev, MAC_CSR1, reg);
continue_csr_init:
rt73usb_bbp_write(rt2x00dev, 3, 0x80);
rt73usb_bbp_write(rt2x00dev, 15, 0x30);
- rt73usb_bbp_write(rt2x00dev, 17, 0x20);
rt73usb_bbp_write(rt2x00dev, 21, 0xc8);
rt73usb_bbp_write(rt2x00dev, 22, 0x38);
rt73usb_bbp_write(rt2x00dev, 23, 0x06);
reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID);
value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE);
DEBUG(rt2x00dev, "BBP: 0x%02x, value: 0x%02x.\n",
- reg_id, value);
+ reg_id, value);
rt73usb_bbp_write(rt2x00dev, reg_id, value);
}
}
* Device state switch handlers.
*/
static void rt73usb_toggle_rx(struct rt2x00_dev *rt2x00dev,
- enum dev_state state)
+ enum dev_state state)
{
u32 reg;
rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX,
- state == STATE_RADIO_RX_OFF);
+ state == STATE_RADIO_RX_OFF);
rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
}
/*
* Initialize all registers.
*/
- if (rt73usb_init_rings(rt2x00dev) ||
- rt73usb_init_registers(rt2x00dev) ||
+ if (rt73usb_init_registers(rt2x00dev) ||
rt73usb_init_bbp(rt2x00dev)) {
ERROR(rt2x00dev, "Register initialization failed.\n");
return -EIO;
rt2x00usb_disable_radio(rt2x00dev);
}
-static int rt73usb_set_state(struct rt2x00_dev *rt2x00dev,
- enum dev_state state)
+static int rt73usb_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state)
{
u32 reg;
unsigned int i;
put_to_sleep = (state != STATE_AWAKE);
- if (!put_to_sleep)
- rt2x00usb_vendor_request(rt2x00dev,
- USB_DEVICE_MODE, USB_VENDOR_REQUEST_OUT,
- 0x00, USB_MODE_WAKEUP, NULL, 0, REGISTER_TIMEOUT);
-
rt73usb_register_read(rt2x00dev, MAC_CSR12, ®);
rt2x00_set_field32(®, MAC_CSR12_FORCE_WAKEUP, !put_to_sleep);
rt2x00_set_field32(®, MAC_CSR12_PUT_TO_SLEEP, put_to_sleep);
rt73usb_register_write(rt2x00dev, MAC_CSR12, reg);
- if (put_to_sleep)
- rt2x00usb_vendor_request(rt2x00dev,
- USB_DEVICE_MODE, USB_VENDOR_REQUEST_OUT,
- 0x00, USB_MODE_SLEEP, NULL, 0, REGISTER_TIMEOUT);
-
/*
* Device is not guaranteed to be in the requested state yet.
* We must wait until the register indicates that the
*/
for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
rt73usb_register_read(rt2x00dev, MAC_CSR12, ®);
- current_state = rt2x00_get_field32(reg,
- MAC_CSR12_BBP_CURRENT_STATE);
+ current_state =
+ rt2x00_get_field32(reg, MAC_CSR12_BBP_CURRENT_STATE);
if (current_state == !put_to_sleep)
return 0;
msleep(10);
}
NOTICE(rt2x00dev, "Device failed to enter state %d, "
- "current device state %d.\n", !put_to_sleep, current_state);
+ "current device state %d.\n", !put_to_sleep, current_state);
return -EBUSY;
}
static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev,
- enum dev_state state)
+ enum dev_state state)
{
int retval = 0;
switch (state) {
- case STATE_RADIO_ON:
- retval = rt73usb_enable_radio(rt2x00dev);
+ case STATE_RADIO_ON:
+ retval = rt73usb_enable_radio(rt2x00dev);
break;
- case STATE_RADIO_OFF:
- rt73usb_disable_radio(rt2x00dev);
+ case STATE_RADIO_OFF:
+ rt73usb_disable_radio(rt2x00dev);
break;
- case STATE_RADIO_RX_ON:
- case STATE_RADIO_RX_OFF:
- rt73usb_toggle_rx(rt2x00dev, state);
+ case STATE_RADIO_RX_ON:
+ case STATE_RADIO_RX_OFF:
+ rt73usb_toggle_rx(rt2x00dev, state);
break;
- case STATE_DEEP_SLEEP:
- case STATE_SLEEP:
- case STATE_STANDBY:
- case STATE_AWAKE:
- retval = rt73usb_set_state(rt2x00dev, state);
+ case STATE_DEEP_SLEEP:
+ case STATE_SLEEP:
+ case STATE_STANDBY:
+ case STATE_AWAKE:
+ retval = rt73usb_set_state(rt2x00dev, state);
break;
- default:
- retval = -ENOTSUPP;
+ default:
+ retval = -ENOTSUPP;
break;
}
* TX descriptor initialization
*/
static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
- struct data_entry *entry, struct data_desc *txd,
- struct data_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr,
- unsigned int length, struct ieee80211_tx_control *control)
+ struct data_desc *txd,
+ struct txdata_entry_desc *desc,
+ struct ieee80211_hdr *ieee80211hdr,
+ unsigned int length,
+ struct ieee80211_tx_control *control)
{
u32 word;
*/
rt2x00_desc_read(txd, 1, &word);
rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, desc->queue);
- rt2x00_set_field32(&word, TXD_W1_AIFSN, entry->ring->tx_params.aifs);
- rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->ring->tx_params.cw_min);
- rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->ring->tx_params.cw_max);
+ rt2x00_set_field32(&word, TXD_W1_AIFSN, desc->aifs);
+ rt2x00_set_field32(&word, TXD_W1_CWMIN, desc->cw_min);
+ rt2x00_set_field32(&word, TXD_W1_CWMAX, desc->cw_max);
rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, IEEE80211_HEADER);
rt2x00_set_field32(&word, TXD_W1_HW_SEQUENCE, 1);
rt2x00_desc_write(txd, 1, word);
rt2x00_desc_read(txd, 5, &word);
rt2x00_set_field32(&word, TXD_W5_TX_POWER,
- TXPOWER_TO_DEV(control->power_level));
+ TXPOWER_TO_DEV(control->power_level));
rt2x00_set_field32(&word, TXD_W5_WAITING_DMA_DONE_INT, 1);
rt2x00_desc_write(txd, 5, word);
rt2x00_desc_read(txd, 0, &word);
+ rt2x00_set_field32(&word, TXD_W0_BURST,
+ test_bit(ENTRY_TXD_BURST, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_VALID, 1);
rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
- test_bit(ENTRY_TXD_MORE_FRAG, &entry->flags));
+ test_bit(ENTRY_TXD_MORE_FRAG, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_ACK,
- test_bit(ENTRY_TXD_REQ_ACK, &entry->flags));
+ !(control->flags & IEEE80211_TXCTL_NO_ACK));
rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
- test_bit(ENTRY_TXD_REQ_TIMESTAMP, &entry->flags));
+ test_bit(ENTRY_TXD_REQ_TIMESTAMP, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_OFDM,
- test_bit(ENTRY_TXD_OFDM_RATE, &entry->flags));
+ test_bit(ENTRY_TXD_OFDM_RATE, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_IFS, desc->ifs);
- rt2x00_set_field32(&word, TXD_W0_RETRY_MODE, 0);
+ rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
+ !!(control->flags &
+ IEEE80211_TXCTL_LONG_RETRY_LIMIT));
rt2x00_set_field32(&word, TXD_W0_TKIP_MIC, 0);
rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, length);
+ rt2x00_set_field32(&word, TXD_W0_BURST2,
+ test_bit(ENTRY_TXD_BURST, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
rt2x00_desc_write(txd, 0, word);
}
+static int rt73usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev,
+ struct sk_buff *skb)
+{
+ int length;
+
+ /*
+ * The length _must_ be a multiple of 4,
+ * but it must _not_ be a multiple of the USB packet size.
+ */
+ length = roundup(skb->len, 4);
+ length += (4 * !(length % rt2x00dev->usb_maxpacket));
+
+ return length;
+}
+
/*
* TX data initialization
*/
-static void rt73usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev, int queue)
+static void rt73usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
+ unsigned int queue)
{
u32 reg;
if (queue != IEEE80211_TX_QUEUE_BEACON)
return;
+ /*
+ * For Wi-Fi faily generated beacons between participating stations.
+ * Set TBTT phase adaptive adjustment step to 8us (default 16us)
+ */
+ rt73usb_register_write(rt2x00dev, TXRX_CSR10, 0x00001008);
+
rt73usb_register_read(rt2x00dev, TXRX_CSR9, ®);
if (!rt2x00_get_field32(reg, TXRX_CSR9_BEACON_GEN)) {
rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1);
}
/*
- * Interrupt functions.
+ * RX control handlers
*/
-static void rt73usb_interrupt_rxdone(struct urb *urb)
+static int rt73usb_agc_to_rssi(struct rt2x00_dev *rt2x00dev, int rxd_w1)
{
- struct data_entry *entry = (struct data_entry*)urb->context;
- struct data_ring *ring = entry->ring;
- struct rt2x00_dev *rt2x00dev = ring->rt2x00dev;
- struct data_desc *rxd = (struct data_desc*)entry->skb->data;
- u32 word0;
- u32 word1;
- int signal;
- int rssi;
- int ofdm;
- u16 size;
+ u16 eeprom;
+ u8 offset;
+ u8 lna;
- if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags) ||
- !__test_and_clear_bit(ENTRY_OWNER_NIC, &entry->flags))
- return;
+ lna = rt2x00_get_field32(rxd_w1, RXD_W1_RSSI_LNA);
+ switch (lna) {
+ case 3:
+ offset = 90;
+ break;
+ case 2:
+ offset = 74;
+ break;
+ case 1:
+ offset = 64;
+ break;
+ default:
+ return 0;
+ }
- /*
- * Check if the received data is simply too small
- * to be actually valid, or if the urb is signaling
- * a problem.
- */
- if (urb->actual_length < entry->ring->desc_size || urb->status)
- goto skip_entry;
+ if (rt2x00dev->rx_status.phymode == MODE_IEEE80211A) {
+ if (test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags)) {
+ if (lna == 3 || lna == 2)
+ offset += 10;
+ } else {
+ if (lna == 3)
+ offset += 6;
+ else if (lna == 2)
+ offset += 8;
+ }
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &eeprom);
+ offset -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_A_1);
+ } else {
+ if (test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags))
+ offset += 14;
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &eeprom);
+ offset -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_BG_1);
+ }
+
+ return rt2x00_get_field32(rxd_w1, RXD_W1_RSSI_AGC) * 2 - offset;
+}
+
+static void rt73usb_fill_rxdone(struct data_entry *entry,
+ struct rxdata_entry_desc *desc)
+{
+ struct data_desc *rxd = (struct data_desc *)entry->skb->data;
+ u32 word0;
+ u32 word1;
rt2x00_desc_read(rxd, 0, &word0);
rt2x00_desc_read(rxd, 1, &word1);
- /*
- * TODO: Don't we need to keep statistics
- * updated about events like CRC and physical errors?
- */
- if (rt2x00_get_field32(word0, RXD_W0_CRC) ||
- rt2x00_get_field32(word0, RXD_W0_CIPHER_ERROR))
- goto skip_entry;
+ desc->flags = 0;
+ if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR))
+ desc->flags |= RX_FLAG_FAILED_FCS_CRC;
/*
* Obtain the status about this packet.
*/
- size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);
- signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL);
- rssi = rt2x00_get_field32(word1, RXD_W1_RSSI);
- ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM);
-
- /*
- * Trim the skb_buffer to only contain the valid
- * frame data (so ignore the device's descriptor).
- */
- skb_pull(entry->skb, ring->desc_size);
- skb_trim(entry->skb, size);
+ desc->signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL);
+ desc->rssi = rt73usb_agc_to_rssi(entry->ring->rt2x00dev, word1);
+ desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM);
+ desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);
/*
- * Send the packet to upper layer, and update urb.
+ * Pull the skb to clear the descriptor area.
*/
- rt2x00lib_rxdone(entry, NULL, ring->data_size + ring->desc_size,
- signal, rssi, ofdm);
- urb->transfer_buffer = entry->skb->data;
- urb->transfer_buffer_length = entry->skb->len;
-
-skip_entry:
- if (test_bit(DEVICE_ENABLED_RADIO, &ring->rt2x00dev->flags)) {
- __set_bit(ENTRY_OWNER_NIC, &entry->flags);
- usb_submit_urb(urb, GFP_ATOMIC);
- }
+ skb_pull(entry->skb, entry->ring->desc_size);
- rt2x00_ring_index_inc(ring);
+ return;
}
/*
- * Device initialization functions.
+ * Device probe functions.
*/
-static int rt73usb_alloc_eeprom(struct rt2x00_dev *rt2x00dev)
+static int rt73usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
{
u16 word;
+ u8 *mac;
+ s8 value;
- /*
- * Allocate the eeprom memory, check the eeprom width
- * and copy the entire eeprom into this allocated memory.
- */
- rt2x00dev->eeprom = kzalloc(EEPROM_SIZE, GFP_KERNEL);
- if (!rt2x00dev->eeprom)
- return -ENOMEM;
-
- rt2x00usb_vendor_request(
- rt2x00dev, USB_EEPROM_READ, USB_VENDOR_REQUEST_IN,
- EEPROM_BASE, 0x00, rt2x00dev->eeprom, EEPROM_SIZE,
- REGISTER_TIMEOUT * (EEPROM_SIZE / sizeof(u16)));
+ rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom, EEPROM_SIZE);
/*
* Start validation of the data that has been read.
*/
+ mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
+ if (!is_valid_ether_addr(mac)) {
+ DECLARE_MAC_BUF(macbuf);
+
+ random_ether_addr(mac);
+ EEPROM(rt2x00dev, "MAC: %s\n", print_mac(macbuf, mac));
+ }
+
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_ANTENNA_NUM, 2);
rt2x00_set_field16(&word, EEPROM_LED_POLARITY_GPIO_3, 0);
rt2x00_set_field16(&word, EEPROM_LED_POLARITY_GPIO_4, 0);
rt2x00_set_field16(&word, EEPROM_LED_LED_MODE,
- LED_MODE_DEFAULT);
+ LED_MODE_DEFAULT);
rt2x00_eeprom_write(rt2x00dev, EEPROM_LED, word);
EEPROM(rt2x00dev, "Led: 0x%04x\n", word);
}
EEPROM(rt2x00dev, "Freq: 0x%04x\n", word);
}
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &word);
+ if (word == 0xffff) {
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_BG_1, 0);
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_BG_2, 0);
+ rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_OFFSET_BG, word);
+ EEPROM(rt2x00dev, "RSSI OFFSET BG: 0x%04x\n", word);
+ } else {
+ value = rt2x00_get_field16(word, EEPROM_RSSI_OFFSET_BG_1);
+ if (value < -10 || value > 10)
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_BG_1, 0);
+ value = rt2x00_get_field16(word, EEPROM_RSSI_OFFSET_BG_2);
+ if (value < -10 || value > 10)
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_BG_2, 0);
+ rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_OFFSET_BG, word);
+ }
+
+ rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &word);
+ if (word == 0xffff) {
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_A_1, 0);
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_A_2, 0);
+ rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_OFFSET_A, word);
+ EEPROM(rt2x00dev, "RSSI OFFSET BG: 0x%04x\n", word);
+ } else {
+ value = rt2x00_get_field16(word, EEPROM_RSSI_OFFSET_A_1);
+ if (value < -10 || value > 10)
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_A_1, 0);
+ value = rt2x00_get_field16(word, EEPROM_RSSI_OFFSET_A_2);
+ if (value < -10 || value > 10)
+ rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_A_2, 0);
+ rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_OFFSET_A, word);
+ }
+
return 0;
}
rt73usb_register_read(rt2x00dev, MAC_CSR0, ®);
rt2x00_set_chip(rt2x00dev, RT2571, value, reg);
+ if (!rt2x00_check_rev(&rt2x00dev->chip, 0x25730)) {
+ ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
+ return -ENODEV;
+ }
+
if (!rt2x00_rf(&rt2x00dev->chip, RF5226) &&
!rt2x00_rf(&rt2x00dev->chip, RF2528) &&
!rt2x00_rf(&rt2x00dev->chip, RF5225) &&
/*
* Identify default antenna configuration.
*/
- rt2x00dev->hw->conf.antenna_sel_tx = rt2x00_get_field16(eeprom,
- EEPROM_ANTENNA_TX_DEFAULT);
- rt2x00dev->hw->conf.antenna_sel_rx = rt2x00_get_field16(eeprom,
- EEPROM_ANTENNA_RX_DEFAULT);
+ rt2x00dev->hw->conf.antenna_sel_tx =
+ rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TX_DEFAULT);
+ rt2x00dev->hw->conf.antenna_sel_rx =
+ rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_DEFAULT);
/*
* Read the Frame type.
* Read frequency offset.
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
- rt2x00dev->freq_offset =
- rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
+ rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
/*
* Read external LNA informations.
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
- if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA))
- __set_bit(CONFIG_EXTERNAL_LNA, &rt2x00dev->flags);
+ if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA)) {
+ __set_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
+ __set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
+ }
/*
* Store led settings, for correct led behaviour.
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED, &eeprom);
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LED_MODE,
- rt2x00dev->led_mode);
+ rt2x00dev->led_mode);
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_0,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_0));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_GPIO_0));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_1,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_1));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_GPIO_1));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_2,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_2));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_GPIO_2));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_3,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_3));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_GPIO_3));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_GPIO_4,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_GPIO_4));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_GPIO_4));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_ACT,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_ACT));
+ rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_ACT));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_READY_BG,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_RDY_G));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_RDY_G));
rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_POLARITY_READY_A,
- rt2x00_get_field16(eeprom, EEPROM_LED_POLARITY_RDY_A));
+ rt2x00_get_field16(eeprom,
+ EEPROM_LED_POLARITY_RDY_A));
return 0;
}
-static const struct {
- unsigned int chip;
- u32 val[3];
-} rf_vals[] = {
- { RF5226, { 0x00002c0c, 0x00068255 } },
- { RF2528, { 0x00002c0c, 0x00068255 } },
- { RF5225, { 0x00002ccc, 0x00000000 } },
- { RF2527, { 0x00002ccc, 0x00068455 } },
+/*
+ * RF value list for RF2528
+ * Supports: 2.4 GHz
+ */
+static const struct rf_channel rf_vals_bg_2528[] = {
+ { 1, 0x00002c0c, 0x00000786, 0x00068255, 0x000fea0b },
+ { 2, 0x00002c0c, 0x00000786, 0x00068255, 0x000fea1f },
+ { 3, 0x00002c0c, 0x0000078a, 0x00068255, 0x000fea0b },
+ { 4, 0x00002c0c, 0x0000078a, 0x00068255, 0x000fea1f },
+ { 5, 0x00002c0c, 0x0000078e, 0x00068255, 0x000fea0b },
+ { 6, 0x00002c0c, 0x0000078e, 0x00068255, 0x000fea1f },
+ { 7, 0x00002c0c, 0x00000792, 0x00068255, 0x000fea0b },
+ { 8, 0x00002c0c, 0x00000792, 0x00068255, 0x000fea1f },
+ { 9, 0x00002c0c, 0x00000796, 0x00068255, 0x000fea0b },
+ { 10, 0x00002c0c, 0x00000796, 0x00068255, 0x000fea1f },
+ { 11, 0x00002c0c, 0x0000079a, 0x00068255, 0x000fea0b },
+ { 12, 0x00002c0c, 0x0000079a, 0x00068255, 0x000fea1f },
+ { 13, 0x00002c0c, 0x0000079e, 0x00068255, 0x000fea0b },
+ { 14, 0x00002c0c, 0x000007a2, 0x00068255, 0x000fea13 },
};
/*
- * RF value list for RF5226, RF2528, RF5225 & RF2527
- * Supports: 2.4 GHz
+ * RF value list for RF5226
+ * Supports: 2.4 GHz & 5.2 GHz
*/
-static const u32 rf_vals_bg[] = {
- 0x00000786, 0x00000786, 0x0000078a, 0x0000078a, 0x0000078e,
- 0x0000078e, 0x00000792, 0x00000792, 0x00000796, 0x00000796,
- 0x0000079a, 0x0000079a, 0x0000079e, 0x000007a2
+static const struct rf_channel rf_vals_5226[] = {
+ { 1, 0x00002c0c, 0x00000786, 0x00068255, 0x000fea0b },
+ { 2, 0x00002c0c, 0x00000786, 0x00068255, 0x000fea1f },
+ { 3, 0x00002c0c, 0x0000078a, 0x00068255, 0x000fea0b },
+ { 4, 0x00002c0c, 0x0000078a, 0x00068255, 0x000fea1f },
+ { 5, 0x00002c0c, 0x0000078e, 0x00068255, 0x000fea0b },
+ { 6, 0x00002c0c, 0x0000078e, 0x00068255, 0x000fea1f },
+ { 7, 0x00002c0c, 0x00000792, 0x00068255, 0x000fea0b },
+ { 8, 0x00002c0c, 0x00000792, 0x00068255, 0x000fea1f },
+ { 9, 0x00002c0c, 0x00000796, 0x00068255, 0x000fea0b },
+ { 10, 0x00002c0c, 0x00000796, 0x00068255, 0x000fea1f },
+ { 11, 0x00002c0c, 0x0000079a, 0x00068255, 0x000fea0b },
+ { 12, 0x00002c0c, 0x0000079a, 0x00068255, 0x000fea1f },
+ { 13, 0x00002c0c, 0x0000079e, 0x00068255, 0x000fea0b },
+ { 14, 0x00002c0c, 0x000007a2, 0x00068255, 0x000fea13 },
+
+ /* 802.11 UNI / HyperLan 2 */
+ { 36, 0x00002c0c, 0x0000099a, 0x00098255, 0x000fea23 },
+ { 40, 0x00002c0c, 0x000009a2, 0x00098255, 0x000fea03 },
+ { 44, 0x00002c0c, 0x000009a6, 0x00098255, 0x000fea0b },
+ { 48, 0x00002c0c, 0x000009aa, 0x00098255, 0x000fea13 },
+ { 52, 0x00002c0c, 0x000009ae, 0x00098255, 0x000fea1b },
+ { 56, 0x00002c0c, 0x000009b2, 0x00098255, 0x000fea23 },
+ { 60, 0x00002c0c, 0x000009ba, 0x00098255, 0x000fea03 },
+ { 64, 0x00002c0c, 0x000009be, 0x00098255, 0x000fea0b },
+
+ /* 802.11 HyperLan 2 */
+ { 100, 0x00002c0c, 0x00000a2a, 0x000b8255, 0x000fea03 },
+ { 104, 0x00002c0c, 0x00000a2e, 0x000b8255, 0x000fea0b },
+ { 108, 0x00002c0c, 0x00000a32, 0x000b8255, 0x000fea13 },
+ { 112, 0x00002c0c, 0x00000a36, 0x000b8255, 0x000fea1b },
+ { 116, 0x00002c0c, 0x00000a3a, 0x000b8255, 0x000fea23 },
+ { 120, 0x00002c0c, 0x00000a82, 0x000b8255, 0x000fea03 },
+ { 124, 0x00002c0c, 0x00000a86, 0x000b8255, 0x000fea0b },
+ { 128, 0x00002c0c, 0x00000a8a, 0x000b8255, 0x000fea13 },
+ { 132, 0x00002c0c, 0x00000a8e, 0x000b8255, 0x000fea1b },
+ { 136, 0x00002c0c, 0x00000a92, 0x000b8255, 0x000fea23 },
+
+ /* 802.11 UNII */
+ { 140, 0x00002c0c, 0x00000a9a, 0x000b8255, 0x000fea03 },
+ { 149, 0x00002c0c, 0x00000aa2, 0x000b8255, 0x000fea1f },
+ { 153, 0x00002c0c, 0x00000aa6, 0x000b8255, 0x000fea27 },
+ { 157, 0x00002c0c, 0x00000aae, 0x000b8255, 0x000fea07 },
+ { 161, 0x00002c0c, 0x00000ab2, 0x000b8255, 0x000fea0f },
+ { 165, 0x00002c0c, 0x00000ab6, 0x000b8255, 0x000fea17 },
+
+ /* MMAC(Japan)J52 ch 34,38,42,46 */
+ { 34, 0x00002c0c, 0x0008099a, 0x000da255, 0x000d3a0b },
+ { 38, 0x00002c0c, 0x0008099e, 0x000da255, 0x000d3a13 },
+ { 42, 0x00002c0c, 0x000809a2, 0x000da255, 0x000d3a1b },
+ { 46, 0x00002c0c, 0x000809a6, 0x000da255, 0x000d3a23 },
};
/*
- * RF value list for RF5226 & RF5225 (supplement to vals_bg)
- * Supports: 5.2 GHz
+ * RF value list for RF5225 & RF2527
+ * Supports: 2.4 GHz & 5.2 GHz
*/
-static const u32 rf_vals_a_5x[] = {
- 0x0000099a, 0x000009a2, 0x000009a6, 0x000009aa, 0x000009ae,
- 0x000009b2, 0x000009ba, 0x000009be, 0x00000a2a, 0x00000a2e,
- 0x00000a32, 0x00000a36, 0x00000a3a, 0x00000a82, 0x00000a86,
- 0x00000a8a, 0x00000a8e, 0x00000a92, 0x00000a9a, 0x00000aa2,
- 0x00000aa6, 0x00000aae, 0x00000ab2, 0x00000ab6
+static const struct rf_channel rf_vals_5225_2527[] = {
+ { 1, 0x00002ccc, 0x00004786, 0x00068455, 0x000ffa0b },
+ { 2, 0x00002ccc, 0x00004786, 0x00068455, 0x000ffa1f },
+ { 3, 0x00002ccc, 0x0000478a, 0x00068455, 0x000ffa0b },
+ { 4, 0x00002ccc, 0x0000478a, 0x00068455, 0x000ffa1f },
+ { 5, 0x00002ccc, 0x0000478e, 0x00068455, 0x000ffa0b },
+ { 6, 0x00002ccc, 0x0000478e, 0x00068455, 0x000ffa1f },
+ { 7, 0x00002ccc, 0x00004792, 0x00068455, 0x000ffa0b },
+ { 8, 0x00002ccc, 0x00004792, 0x00068455, 0x000ffa1f },
+ { 9, 0x00002ccc, 0x00004796, 0x00068455, 0x000ffa0b },
+ { 10, 0x00002ccc, 0x00004796, 0x00068455, 0x000ffa1f },
+ { 11, 0x00002ccc, 0x0000479a, 0x00068455, 0x000ffa0b },
+ { 12, 0x00002ccc, 0x0000479a, 0x00068455, 0x000ffa1f },
+ { 13, 0x00002ccc, 0x0000479e, 0x00068455, 0x000ffa0b },
+ { 14, 0x00002ccc, 0x000047a2, 0x00068455, 0x000ffa13 },
+
+ /* 802.11 UNI / HyperLan 2 */
+ { 36, 0x00002ccc, 0x0000499a, 0x0009be55, 0x000ffa23 },
+ { 40, 0x00002ccc, 0x000049a2, 0x0009be55, 0x000ffa03 },
+ { 44, 0x00002ccc, 0x000049a6, 0x0009be55, 0x000ffa0b },
+ { 48, 0x00002ccc, 0x000049aa, 0x0009be55, 0x000ffa13 },
+ { 52, 0x00002ccc, 0x000049ae, 0x0009ae55, 0x000ffa1b },
+ { 56, 0x00002ccc, 0x000049b2, 0x0009ae55, 0x000ffa23 },
+ { 60, 0x00002ccc, 0x000049ba, 0x0009ae55, 0x000ffa03 },
+ { 64, 0x00002ccc, 0x000049be, 0x0009ae55, 0x000ffa0b },
+
+ /* 802.11 HyperLan 2 */
+ { 100, 0x00002ccc, 0x00004a2a, 0x000bae55, 0x000ffa03 },
+ { 104, 0x00002ccc, 0x00004a2e, 0x000bae55, 0x000ffa0b },
+ { 108, 0x00002ccc, 0x00004a32, 0x000bae55, 0x000ffa13 },
+ { 112, 0x00002ccc, 0x00004a36, 0x000bae55, 0x000ffa1b },
+ { 116, 0x00002ccc, 0x00004a3a, 0x000bbe55, 0x000ffa23 },
+ { 120, 0x00002ccc, 0x00004a82, 0x000bbe55, 0x000ffa03 },
+ { 124, 0x00002ccc, 0x00004a86, 0x000bbe55, 0x000ffa0b },
+ { 128, 0x00002ccc, 0x00004a8a, 0x000bbe55, 0x000ffa13 },
+ { 132, 0x00002ccc, 0x00004a8e, 0x000bbe55, 0x000ffa1b },
+ { 136, 0x00002ccc, 0x00004a92, 0x000bbe55, 0x000ffa23 },
+
+ /* 802.11 UNII */
+ { 140, 0x00002ccc, 0x00004a9a, 0x000bbe55, 0x000ffa03 },
+ { 149, 0x00002ccc, 0x00004aa2, 0x000bbe55, 0x000ffa1f },
+ { 153, 0x00002ccc, 0x00004aa6, 0x000bbe55, 0x000ffa27 },
+ { 157, 0x00002ccc, 0x00004aae, 0x000bbe55, 0x000ffa07 },
+ { 161, 0x00002ccc, 0x00004ab2, 0x000bbe55, 0x000ffa0f },
+ { 165, 0x00002ccc, 0x00004ab6, 0x000bbe55, 0x000ffa17 },
+
+ /* MMAC(Japan)J52 ch 34,38,42,46 */
+ { 34, 0x00002ccc, 0x0000499a, 0x0009be55, 0x000ffa0b },
+ { 38, 0x00002ccc, 0x0000499e, 0x0009be55, 0x000ffa13 },
+ { 42, 0x00002ccc, 0x000049a2, 0x0009be55, 0x000ffa1b },
+ { 46, 0x00002ccc, 0x000049a6, 0x0009be55, 0x000ffa23 },
};
-static void rt73usb_init_hw_mode(struct rt2x00_dev *rt2x00dev)
+
+static void rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
{
struct hw_mode_spec *spec = &rt2x00dev->spec;
u8 *txpower;
/*
* Initialize all hw fields.
*/
- rt2x00dev->hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE |
- IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
- IEEE80211_HW_WEP_INCLUDE_IV |
- IEEE80211_HW_DATA_NULLFUNC_ACK |
- IEEE80211_HW_NO_TKIP_WMM_HWACCEL |
- IEEE80211_HW_MONITOR_DURING_OPER;
+ rt2x00dev->hw->flags =
+ IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE |
+ IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING;
rt2x00dev->hw->extra_tx_headroom = TXD_DESC_SIZE;
+ rt2x00dev->hw->max_signal = MAX_SIGNAL;
rt2x00dev->hw->max_rssi = MAX_RX_SSI;
- rt2x00dev->hw->max_noise = MAX_RX_NOISE;
rt2x00dev->hw->queues = 5;
- /*
- * Set device specific, but channel independent RF values.
- */
- for (i = 0; i < ARRAY_SIZE(rf_vals); i++) {
- if (rt2x00_rf(&rt2x00dev->chip, rf_vals[i].chip)) {
- rt2x00dev->rf1 = rf_vals[i].val[0];
- rt2x00dev->rf3 = rf_vals[i].val[1];
- }
- }
+ SET_IEEE80211_DEV(rt2x00dev->hw, &rt2x00dev_usb(rt2x00dev)->dev);
+ SET_IEEE80211_PERM_ADDR(rt2x00dev->hw,
+ rt2x00_eeprom_addr(rt2x00dev,
+ EEPROM_MAC_ADDR_0));
/*
* Convert tx_power array in eeprom.
/*
* Initialize hw_mode information.
*/
- spec->mac_addr = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
spec->num_modes = 2;
spec->num_rates = 12;
- spec->num_channels = 14;
spec->tx_power_a = NULL;
spec->tx_power_bg = txpower;
spec->tx_power_default = DEFAULT_TXPOWER;
- spec->chan_val_a = NULL;
- spec->chan_val_bg = rf_vals_bg;
+
+ if (rt2x00_rf(&rt2x00dev->chip, RF2528)) {
+ spec->num_channels = ARRAY_SIZE(rf_vals_bg_2528);
+ spec->channels = rf_vals_bg_2528;
+ } else if (rt2x00_rf(&rt2x00dev->chip, RF5226)) {
+ spec->num_channels = ARRAY_SIZE(rf_vals_5226);
+ spec->channels = rf_vals_5226;
+ } else if (rt2x00_rf(&rt2x00dev->chip, RF2527)) {
+ spec->num_channels = 14;
+ spec->channels = rf_vals_5225_2527;
+ } else if (rt2x00_rf(&rt2x00dev->chip, RF5225)) {
+ spec->num_channels = ARRAY_SIZE(rf_vals_5225_2527);
+ spec->channels = rf_vals_5225_2527;
+ }
if (rt2x00_rf(&rt2x00dev->chip, RF5225) ||
rt2x00_rf(&rt2x00dev->chip, RF5226)) {
spec->num_modes = 3;
- spec->num_channels += 24;
txpower = rt2x00_eeprom_addr(rt2x00dev, EEPROM_TXPOWER_A_START);
for (i = 0; i < 14; i++)
txpower[i] = TXPOWER_FROM_DEV(txpower[i]);
spec->tx_power_a = txpower;
- spec->chan_val_a = rf_vals_a_5x;
}
}
-static int rt73usb_init_hw(struct rt2x00_dev *rt2x00dev)
+static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
{
int retval;
/*
* Allocate eeprom data.
*/
- retval = rt73usb_alloc_eeprom(rt2x00dev);
+ retval = rt73usb_validate_eeprom(rt2x00dev);
if (retval)
return retval;
/*
* Initialize hw specifications.
*/
- rt73usb_init_hw_mode(rt2x00dev);
+ rt73usb_probe_hw_mode(rt2x00dev);
+
+ /*
+ * This device requires firmware
+ */
+ __set_bit(DRIVER_REQUIRE_FIRMWARE, &rt2x00dev->flags);
/*
- * rt73usb requires firmware
+ * Set the rssi offset.
*/
- __set_bit(FIRMWARE_REQUIRED, &rt2x00dev->flags);
+ rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET;
return 0;
}
/*
* IEEE80211 stack callback functions.
*/
-static int rt73usb_get_stats(struct ieee80211_hw *hw,
- struct ieee80211_low_level_stats *stats)
+static void rt73usb_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ int mc_count,
+ struct dev_addr_list *mc_list)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
+ struct interface *intf = &rt2x00dev->interface;
u32 reg;
/*
- * Update FCS error count from register.
- * The dot11ACKFailureCount, dot11RTSFailureCount and
- * dot11RTSSuccessCount are updated in interrupt time.
+ * Mask off any flags we are going to ignore from
+ * the total_flags field.
*/
- rt73usb_register_read(rt2x00dev, STA_CSR0, ®);
- rt2x00dev->low_level_stats.dot11FCSErrorCount +=
- rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR);
+ *total_flags &=
+ FIF_ALLMULTI |
+ FIF_FCSFAIL |
+ FIF_PLCPFAIL |
+ FIF_CONTROL |
+ FIF_OTHER_BSS |
+ FIF_PROMISC_IN_BSS;
- memcpy(stats, &rt2x00dev->low_level_stats, sizeof(*stats));
+ /*
+ * Apply some rules to the filters:
+ * - Some filters imply different filters to be set.
+ * - Some things we can't filter out at all.
+ * - Some filters are set based on interface type.
+ */
+ if (mc_count)
+ *total_flags |= FIF_ALLMULTI;
+ if (*total_flags & FIF_OTHER_BSS ||
+ *total_flags & FIF_PROMISC_IN_BSS)
+ *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS;
+ if (is_interface_type(intf, IEEE80211_IF_TYPE_AP))
+ *total_flags |= FIF_PROMISC_IN_BSS;
- return 0;
+ /*
+ * Check if there is any work left for us.
+ */
+ if (intf->filter == *total_flags)
+ return;
+ intf->filter = *total_flags;
+
+ /*
+ * When in atomic context, reschedule and let rt2x00lib
+ * call this function again.
+ */
+ if (in_atomic()) {
+ queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->filter_work);
+ return;
+ }
+
+ /*
+ * Start configuration steps.
+ * Note that the version error will always be dropped
+ * and broadcast frames will always be accepted since
+ * there is no filter for it at this time.
+ */
+ rt73usb_register_read(rt2x00dev, TXRX_CSR0, ®);
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_CRC,
+ !(*total_flags & FIF_FCSFAIL));
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_PHYSICAL,
+ !(*total_flags & FIF_PLCPFAIL));
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_CONTROL,
+ !(*total_flags & FIF_CONTROL));
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_NOT_TO_ME,
+ !(*total_flags & FIF_PROMISC_IN_BSS));
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_TO_DS,
+ !(*total_flags & FIF_PROMISC_IN_BSS));
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_VERSION_ERROR, 1);
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_MULTICAST,
+ !(*total_flags & FIF_ALLMULTI));
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_BROADCAST, 0);
+ rt2x00_set_field32(®, TXRX_CSR0_DROP_ACK_CTS, 1);
+ rt73usb_register_write(rt2x00dev, TXRX_CSR0, reg);
}
static int rt73usb_set_retry_limit(struct ieee80211_hw *hw,
- u32 short_retry, u32 long_retry)
+ u32 short_retry, u32 long_retry)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u32 reg;
return 0;
}
+#if 0
+/*
+ * Mac80211 demands get_tsf must be atomic.
+ * This is not possible for rt73usb since all register access
+ * functions require sleeping. Untill mac80211 no longer needs
+ * get_tsf to be atomic, this function should be disabled.
+ */
static u64 rt73usb_get_tsf(struct ieee80211_hw *hw)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
u32 reg;
rt73usb_register_read(rt2x00dev, TXRX_CSR13, ®);
- tsf = (u64)rt2x00_get_field32(reg, TXRX_CSR13_HIGH_TSFTIMER) << 32;
+ tsf = (u64) rt2x00_get_field32(reg, TXRX_CSR13_HIGH_TSFTIMER) << 32;
rt73usb_register_read(rt2x00dev, TXRX_CSR12, ®);
tsf |= rt2x00_get_field32(reg, TXRX_CSR12_LOW_TSFTIMER);
return tsf;
}
+#else
+#define rt73usb_get_tsf NULL
+#endif
static void rt73usb_reset_tsf(struct ieee80211_hw *hw)
{
rt73usb_register_write(rt2x00dev, TXRX_CSR13, 0);
}
+static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
+ struct ieee80211_tx_control *control)
+{
+ struct rt2x00_dev *rt2x00dev = hw->priv;
+ int timeout;
+
+ /*
+ * Just in case the ieee80211 doesn't set this,
+ * but we need this queue set for the descriptor
+ * initialization.
+ */
+ control->queue = IEEE80211_TX_QUEUE_BEACON;
+
+ /*
+ * First we create the beacon.
+ */
+ skb_push(skb, TXD_DESC_SIZE);
+ memset(skb->data, 0, TXD_DESC_SIZE);
+
+ rt2x00lib_write_tx_desc(rt2x00dev, (struct data_desc *)skb->data,
+ (struct ieee80211_hdr *)(skb->data +
+ TXD_DESC_SIZE),
+ skb->len - TXD_DESC_SIZE, control);
+
+ /*
+ * Write entire beacon with descriptor to register,
+ * and kick the beacon generator.
+ */
+ timeout = REGISTER_TIMEOUT * (skb->len / sizeof(u32));
+ rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT,
+ HW_BEACON_BASE0, 0x0000,
+ skb->data, skb->len, timeout);
+ rt73usb_kick_tx_queue(rt2x00dev, IEEE80211_TX_QUEUE_BEACON);
+
+ return 0;
+}
+
static const struct ieee80211_ops rt73usb_mac80211_ops = {
- .tx = rt2x00lib_tx,
- .reset = rt2x00lib_reset,
- .open = rt2x00lib_open,
- .stop = rt2x00lib_stop,
- .add_interface = rt2x00lib_add_interface,
- .remove_interface = rt2x00lib_remove_interface,
- .config = rt2x00lib_config,
- .config_interface = rt2x00lib_config_interface,
- .set_multicast_list = rt2x00lib_set_multicast_list,
- .get_stats = rt73usb_get_stats,
+ .tx = rt2x00mac_tx,
+ .start = rt2x00mac_start,
+ .stop = rt2x00mac_stop,
+ .add_interface = rt2x00mac_add_interface,
+ .remove_interface = rt2x00mac_remove_interface,
+ .config = rt2x00mac_config,
+ .config_interface = rt2x00mac_config_interface,
+ .configure_filter = rt73usb_configure_filter,
+ .get_stats = rt2x00mac_get_stats,
.set_retry_limit = rt73usb_set_retry_limit,
- .conf_tx = rt2x00lib_conf_tx,
- .get_tx_stats = rt2x00lib_get_tx_stats,
+ .erp_ie_changed = rt2x00mac_erp_ie_changed,
+ .conf_tx = rt2x00mac_conf_tx,
+ .get_tx_stats = rt2x00mac_get_tx_stats,
.get_tsf = rt73usb_get_tsf,
.reset_tsf = rt73usb_reset_tsf,
- .beacon_update = rt2x00usb_beacon_update,
+ .beacon_update = rt73usb_beacon_update,
};
static const struct rt2x00lib_ops rt73usb_rt2x00_ops = {
- .init_hw = rt73usb_init_hw,
- .get_fw_name = rt73usb_get_fw_name,
+ .probe_hw = rt73usb_probe_hw,
+ .get_firmware_name = rt73usb_get_firmware_name,
.load_firmware = rt73usb_load_firmware,
.initialize = rt2x00usb_initialize,
.uninitialize = rt2x00usb_uninitialize,
.set_device_state = rt73usb_set_device_state,
+ .link_stats = rt73usb_link_stats,
+ .reset_tuner = rt73usb_reset_tuner,
.link_tuner = rt73usb_link_tuner,
.write_tx_desc = rt73usb_write_tx_desc,
.write_tx_data = rt2x00usb_write_tx_data,
+ .get_tx_data_len = rt73usb_get_tx_data_len,
.kick_tx_queue = rt73usb_kick_tx_queue,
- .config_type = rt73usb_config_type,
- .config_phymode = rt73usb_config_phymode,
- .config_channel = rt73usb_config_channel,
+ .fill_rxdone = rt73usb_fill_rxdone,
.config_mac_addr = rt73usb_config_mac_addr,
.config_bssid = rt73usb_config_bssid,
- .config_promisc = rt73usb_config_promisc,
- .config_txpower = rt73usb_config_txpower,
- .config_antenna = rt73usb_config_antenna,
- .config_duration = rt73usb_config_duration,
+ .config_type = rt73usb_config_type,
+ .config_preamble = rt73usb_config_preamble,
+ .config = rt73usb_config,
};
static const struct rt2x00_ops rt73usb_ops = {
- .name = DRV_NAME,
- .rxd_size = RXD_DESC_SIZE,
- .txd_size = TXD_DESC_SIZE,
- .lib = &rt73usb_rt2x00_ops,
- .hw = &rt73usb_mac80211_ops,
+ .name = DRV_NAME,
+ .rxd_size = RXD_DESC_SIZE,
+ .txd_size = TXD_DESC_SIZE,
+ .eeprom_size = EEPROM_SIZE,
+ .rf_size = RF_SIZE,
+ .lib = &rt73usb_rt2x00_ops,
+ .hw = &rt73usb_mac80211_ops,
#ifdef CONFIG_RT2X00_LIB_DEBUGFS
- .debugfs = &rt73usb_rt2x00debug,
+ .debugfs = &rt73usb_rt2x00debug,
#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
};
{ USB_DEVICE(0x050d, 0x7050), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x050d, 0x705a), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x050d, 0x905b), USB_DEVICE_DATA(&rt73usb_ops) },
+ { USB_DEVICE(0x050d, 0x905c), USB_DEVICE_DATA(&rt73usb_ops) },
/* Billionton */
{ USB_DEVICE(0x1631, 0xc019), USB_DEVICE_DATA(&rt73usb_ops) },
+ /* Buffalo */
+ { USB_DEVICE(0x0411, 0x00f4), USB_DEVICE_DATA(&rt73usb_ops) },
/* CNet */
{ USB_DEVICE(0x1371, 0x9022), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x1371, 0x9032), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x13b1, 0x0023), USB_DEVICE_DATA(&rt73usb_ops) },
/* MSI */
{ USB_DEVICE(0x0db0, 0x6877), USB_DEVICE_DATA(&rt73usb_ops) },
+ { USB_DEVICE(0x0db0, 0x6874), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0db0, 0xa861), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0db0, 0xa874), USB_DEVICE_DATA(&rt73usb_ops) },
/* Ralink */
/* Qcom */
{ USB_DEVICE(0x18e8, 0x6196), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x18e8, 0x6229), USB_DEVICE_DATA(&rt73usb_ops) },
+ { USB_DEVICE(0x18e8, 0x6238), USB_DEVICE_DATA(&rt73usb_ops) },
+ /* Senao */
+ { USB_DEVICE(0x1740, 0x7100), USB_DEVICE_DATA(&rt73usb_ops) },
/* Sitecom */
{ USB_DEVICE(0x0df6, 0x9712), USB_DEVICE_DATA(&rt73usb_ops) },
{ USB_DEVICE(0x0df6, 0x90ac), USB_DEVICE_DATA(&rt73usb_ops) },
.id_table = rt73usb_device_table,
.probe = rt2x00usb_probe,
.disconnect = rt2x00usb_disconnect,
-#ifdef CONFIG_PM
.suspend = rt2x00usb_suspend,
.resume = rt2x00usb_resume,
-#endif /* CONFIG_PM */
};
static int __init rt73usb_init(void)
{
- printk(KERN_INFO "Loading module: %s - %s by %s.\n",
- DRV_NAME, DRV_VERSION, DRV_PROJECT);
return usb_register(&rt73usb_driver);
}
static void __exit rt73usb_exit(void)
{
- printk(KERN_INFO "Unloading module: %s.\n", DRV_NAME);
usb_deregister(&rt73usb_driver);
}
projects / openwrt.git / blobdiff