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path: root/drivers/net/wireless/rt2x00/rt61pci.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt61pci.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt61pci.c495
1 files changed, 230 insertions, 265 deletions
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index ecae968ce09..ab52f221cd7 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -24,11 +24,6 @@
Supported chipsets: RT2561, RT2561s, RT2661.
*/
-/*
- * Set enviroment defines for rt2x00.h
- */
-#define DRV_NAME "rt61pci"
-
#include <linux/delay.h>
#include <linux/etherdevice.h>
#include <linux/init.h>
@@ -52,7 +47,7 @@
* the access attempt is considered to have failed,
* and we will print an error.
*/
-static u32 rt61pci_bbp_check(const struct rt2x00_dev *rt2x00dev)
+static u32 rt61pci_bbp_check(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
unsigned int i;
@@ -67,7 +62,7 @@ static u32 rt61pci_bbp_check(const struct rt2x00_dev *rt2x00dev)
return reg;
}
-static void rt61pci_bbp_write(const struct rt2x00_dev *rt2x00dev,
+static void rt61pci_bbp_write(struct rt2x00_dev *rt2x00dev,
const unsigned int word, const u8 value)
{
u32 reg;
@@ -93,7 +88,7 @@ static void rt61pci_bbp_write(const struct rt2x00_dev *rt2x00dev,
rt2x00pci_register_write(rt2x00dev, PHY_CSR3, reg);
}
-static void rt61pci_bbp_read(const struct rt2x00_dev *rt2x00dev,
+static void rt61pci_bbp_read(struct rt2x00_dev *rt2x00dev,
const unsigned int word, u8 *value)
{
u32 reg;
@@ -130,7 +125,7 @@ static void rt61pci_bbp_read(const struct rt2x00_dev *rt2x00dev,
*value = rt2x00_get_field32(reg, PHY_CSR3_VALUE);
}
-static void rt61pci_rf_write(const struct rt2x00_dev *rt2x00dev,
+static void rt61pci_rf_write(struct rt2x00_dev *rt2x00dev,
const unsigned int word, const u32 value)
{
u32 reg;
@@ -160,7 +155,7 @@ rf_write:
rt2x00_rf_write(rt2x00dev, word, value);
}
-static void rt61pci_mcu_request(const struct rt2x00_dev *rt2x00dev,
+static void rt61pci_mcu_request(struct rt2x00_dev *rt2x00dev,
const u8 command, const u8 token,
const u8 arg0, const u8 arg1)
{
@@ -220,13 +215,13 @@ static void rt61pci_eepromregister_write(struct eeprom_93cx6 *eeprom)
#ifdef CONFIG_RT2X00_LIB_DEBUGFS
#define CSR_OFFSET(__word) ( CSR_REG_BASE + ((__word) * sizeof(u32)) )
-static void rt61pci_read_csr(const struct rt2x00_dev *rt2x00dev,
+static void rt61pci_read_csr(struct rt2x00_dev *rt2x00dev,
const unsigned int word, u32 *data)
{
rt2x00pci_register_read(rt2x00dev, CSR_OFFSET(word), data);
}
-static void rt61pci_write_csr(const struct rt2x00_dev *rt2x00dev,
+static void rt61pci_write_csr(struct rt2x00_dev *rt2x00dev,
const unsigned int word, u32 data)
{
rt2x00pci_register_write(rt2x00dev, CSR_OFFSET(word), data);
@@ -322,7 +317,8 @@ static void rt61pci_config_type(struct rt2x00_dev *rt2x00dev, const int type,
*/
rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, &reg);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 1);
- rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 1);
+ rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE,
+ (tsf_sync == TSF_SYNC_BEACON));
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_SYNC, tsf_sync);
rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg);
@@ -411,8 +407,7 @@ static void rt61pci_config_txpower(struct rt2x00_dev *rt2x00dev,
}
static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
- const int antenna_tx,
- const int antenna_rx)
+ struct antenna_setup *ant)
{
u8 r3;
u8 r4;
@@ -423,32 +418,39 @@ static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
rt61pci_bbp_read(rt2x00dev, 77, &r77);
rt2x00_set_field8(&r3, BBP_R3_SMART_MODE,
- !rt2x00_rf(&rt2x00dev->chip, RF5225));
+ rt2x00_rf(&rt2x00dev->chip, RF5325));
- switch (antenna_rx) {
- case ANTENNA_SW_DIVERSITY:
+ /*
+ * Configure the RX antenna.
+ */
+ switch (ant->rx) {
case ANTENNA_HW_DIVERSITY:
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 2);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
- !!(rt2x00dev->curr_hwmode != HWMODE_A));
+ (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_ANTENNA_CONTROL, 1);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
-
if (rt2x00dev->curr_hwmode == HWMODE_A)
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0);
else
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3);
break;
+ case ANTENNA_SW_DIVERSITY:
+ /*
+ * NOTE: We should never come here because rt2x00lib is
+ * supposed to catch this and send us the correct antenna
+ * explicitely. However we are nog going to bug about this.
+ * Instead, just default to antenna B.
+ */
case ANTENNA_B:
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
-
if (rt2x00dev->curr_hwmode == HWMODE_A)
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3);
else
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0);
break;
}
@@ -458,8 +460,7 @@ static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
}
static void rt61pci_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
- const int antenna_tx,
- const int antenna_rx)
+ struct antenna_setup *ant)
{
u8 r3;
u8 r4;
@@ -470,22 +471,31 @@ static void rt61pci_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
rt61pci_bbp_read(rt2x00dev, 77, &r77);
rt2x00_set_field8(&r3, BBP_R3_SMART_MODE,
- !rt2x00_rf(&rt2x00dev->chip, RF2527));
+ rt2x00_rf(&rt2x00dev->chip, RF2529));
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
!test_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags));
- switch (antenna_rx) {
- case ANTENNA_SW_DIVERSITY:
+ /*
+ * Configure the RX antenna.
+ */
+ switch (ant->rx) {
case ANTENNA_HW_DIVERSITY:
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 2);
break;
case ANTENNA_A:
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3);
break;
+ case ANTENNA_SW_DIVERSITY:
+ /*
+ * NOTE: We should never come here because rt2x00lib is
+ * supposed to catch this and send us the correct antenna
+ * explicitely. However we are nog going to bug about this.
+ * Instead, just default to antenna B.
+ */
case ANTENNA_B:
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0);
break;
}
@@ -501,23 +511,18 @@ static void rt61pci_config_antenna_2529_rx(struct rt2x00_dev *rt2x00dev,
rt2x00pci_register_read(rt2x00dev, MAC_CSR13, &reg);
- if (p1 != 0xff) {
- rt2x00_set_field32(&reg, MAC_CSR13_BIT4, !!p1);
- rt2x00_set_field32(&reg, MAC_CSR13_BIT12, 0);
- rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg);
- }
- if (p2 != 0xff) {
- rt2x00_set_field32(&reg, MAC_CSR13_BIT3, !p2);
- rt2x00_set_field32(&reg, MAC_CSR13_BIT11, 0);
- rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg);
- }
+ rt2x00_set_field32(&reg, MAC_CSR13_BIT4, p1);
+ rt2x00_set_field32(&reg, MAC_CSR13_BIT12, 0);
+
+ rt2x00_set_field32(&reg, MAC_CSR13_BIT3, !p2);
+ rt2x00_set_field32(&reg, MAC_CSR13_BIT11, 0);
+
+ rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg);
}
static void rt61pci_config_antenna_2529(struct rt2x00_dev *rt2x00dev,
- const int antenna_tx,
- const int antenna_rx)
+ struct antenna_setup *ant)
{
- u16 eeprom;
u8 r3;
u8 r4;
u8 r77;
@@ -525,70 +530,36 @@ static void rt61pci_config_antenna_2529(struct rt2x00_dev *rt2x00dev,
rt61pci_bbp_read(rt2x00dev, 3, &r3);
rt61pci_bbp_read(rt2x00dev, 4, &r4);
rt61pci_bbp_read(rt2x00dev, 77, &r77);
- rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
- rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
-
- if (rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY) &&
- rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 1);
- rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 1);
- } else if (rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY)) {
- if (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED) >= 2) {
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
- rt61pci_bbp_write(rt2x00dev, 77, r77);
- }
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1);
- } else if (!rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY) &&
- rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
-
- switch (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED)) {
- case 0:
- rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 1);
- break;
- case 1:
- rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 0);
- break;
- case 2:
- rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 0);
- break;
- case 3:
- rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1);
- break;
- }
- } else if (!rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY) &&
- !rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY)) {
- rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
- rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END, 0);
+ /* FIXME: Antenna selection for the rf 2529 is very confusing in the
+ * legacy driver. The code below should be ok for non-diversity setups.
+ */
- switch (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED)) {
- case 0:
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
- rt61pci_bbp_write(rt2x00dev, 77, r77);
- rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 1);
- break;
- case 1:
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 0);
- rt61pci_bbp_write(rt2x00dev, 77, r77);
- rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 0);
- break;
- case 2:
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
- rt61pci_bbp_write(rt2x00dev, 77, r77);
- rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 0);
- break;
- case 3:
- rt2x00_set_field8(&r77, BBP_R77_PAIR, 3);
- rt61pci_bbp_write(rt2x00dev, 77, r77);
- rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1);
- break;
- }
+ /*
+ * Configure the RX antenna.
+ */
+ switch (ant->rx) {
+ case ANTENNA_A:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 0);
+ rt61pci_config_antenna_2529_rx(rt2x00dev, 0, 0);
+ break;
+ case ANTENNA_SW_DIVERSITY:
+ case ANTENNA_HW_DIVERSITY:
+ /*
+ * NOTE: We should never come here because rt2x00lib is
+ * supposed to catch this and send us the correct antenna
+ * explicitely. However we are nog going to bug about this.
+ * Instead, just default to antenna B.
+ */
+ case ANTENNA_B:
+ rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA_CONTROL, 1);
+ rt2x00_set_field8(&r77, BBP_R77_RX_ANTENNA, 3);
+ rt61pci_config_antenna_2529_rx(rt2x00dev, 1, 1);
+ break;
}
+ rt61pci_bbp_write(rt2x00dev, 77, r77);
rt61pci_bbp_write(rt2x00dev, 3, r3);
rt61pci_bbp_write(rt2x00dev, 4, r4);
}
@@ -625,46 +596,44 @@ static const struct antenna_sel antenna_sel_bg[] = {
};
static void rt61pci_config_antenna(struct rt2x00_dev *rt2x00dev,
- const int antenna_tx, const int antenna_rx)
+ struct antenna_setup *ant)
{
const struct antenna_sel *sel;
unsigned int lna;
unsigned int i;
u32 reg;
- rt2x00pci_register_read(rt2x00dev, PHY_CSR0, &reg);
-
if (rt2x00dev->curr_hwmode == HWMODE_A) {
sel = antenna_sel_a;
lna = test_bit(CONFIG_EXTERNAL_LNA_A, &rt2x00dev->flags);
-
- rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_BG, 0);
- rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_A, 1);
} else {
sel = antenna_sel_bg;
lna = test_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
-
- rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_BG, 1);
- rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_A, 0);
}
for (i = 0; i < ARRAY_SIZE(antenna_sel_a); i++)
rt61pci_bbp_write(rt2x00dev, sel[i].word, sel[i].value[lna]);
+ rt2x00pci_register_read(rt2x00dev, PHY_CSR0, &reg);
+
+ rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_BG,
+ (rt2x00dev->curr_hwmode == HWMODE_B ||
+ rt2x00dev->curr_hwmode == HWMODE_G));
+ rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_A,
+ (rt2x00dev->curr_hwmode == HWMODE_A));
+
rt2x00pci_register_write(rt2x00dev, PHY_CSR0, reg);
if (rt2x00_rf(&rt2x00dev->chip, RF5225) ||
rt2x00_rf(&rt2x00dev->chip, RF5325))
- rt61pci_config_antenna_5x(rt2x00dev, antenna_tx, antenna_rx);
+ rt61pci_config_antenna_5x(rt2x00dev, ant);
else if (rt2x00_rf(&rt2x00dev->chip, RF2527))
- rt61pci_config_antenna_2x(rt2x00dev, antenna_tx, antenna_rx);
+ rt61pci_config_antenna_2x(rt2x00dev, ant);
else if (rt2x00_rf(&rt2x00dev->chip, RF2529)) {
if (test_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags))
- rt61pci_config_antenna_2x(rt2x00dev, antenna_tx,
- antenna_rx);
+ rt61pci_config_antenna_2x(rt2x00dev, ant);
else
- rt61pci_config_antenna_2529(rt2x00dev, antenna_tx,
- antenna_rx);
+ rt61pci_config_antenna_2529(rt2x00dev, ant);
}
}
@@ -709,8 +678,7 @@ static void rt61pci_config(struct rt2x00_dev *rt2x00dev,
if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL))
rt61pci_config_txpower(rt2x00dev, libconf->conf->power_level);
if (flags & CONFIG_UPDATE_ANTENNA)
- rt61pci_config_antenna(rt2x00dev, libconf->conf->antenna_sel_tx,
- libconf->conf->antenna_sel_rx);
+ rt61pci_config_antenna(rt2x00dev, &libconf->ant);
if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT))
rt61pci_config_duration(rt2x00dev, libconf);
}
@@ -721,7 +689,6 @@ static void rt61pci_config(struct rt2x00_dev *rt2x00dev,
static void rt61pci_enable_led(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
- u16 led_reg;
u8 arg0;
u8 arg1;
@@ -730,15 +697,14 @@ static void rt61pci_enable_led(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field32(&reg, MAC_CSR14_OFF_PERIOD, 30);
rt2x00pci_register_write(rt2x00dev, MAC_CSR14, reg);
- led_reg = rt2x00dev->led_reg;
- rt2x00_set_field16(&led_reg, MCU_LEDCS_RADIO_STATUS, 1);
- if (rt2x00dev->rx_status.phymode == MODE_IEEE80211A)
- rt2x00_set_field16(&led_reg, MCU_LEDCS_LINK_A_STATUS, 1);
- else
- rt2x00_set_field16(&led_reg, MCU_LEDCS_LINK_BG_STATUS, 1);
+ rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_RADIO_STATUS, 1);
+ rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LINK_A_STATUS,
+ (rt2x00dev->rx_status.phymode == MODE_IEEE80211A));
+ rt2x00_set_field16(&rt2x00dev->led_reg, MCU_LEDCS_LINK_BG_STATUS,
+ (rt2x00dev->rx_status.phymode != MODE_IEEE80211A));
- arg0 = led_reg & 0xff;
- arg1 = (led_reg >> 8) & 0xff;
+ arg0 = rt2x00dev->led_reg & 0xff;
+ arg1 = (rt2x00dev->led_reg >> 8) & 0xff;
rt61pci_mcu_request(rt2x00dev, MCU_LED, 0xff, arg0, arg1);
}
@@ -792,7 +758,8 @@ static void rt61pci_activity_led(struct rt2x00_dev *rt2x00dev, int rssi)
/*
* Link tuning
*/
-static void rt61pci_link_stats(struct rt2x00_dev *rt2x00dev)
+static void rt61pci_link_stats(struct rt2x00_dev *rt2x00dev,
+ struct link_qual *qual)
{
u32 reg;
@@ -800,14 +767,13 @@ static void rt61pci_link_stats(struct rt2x00_dev *rt2x00dev)
* Update FCS error count from register.
*/
rt2x00pci_register_read(rt2x00dev, STA_CSR0, &reg);
- rt2x00dev->link.rx_failed = rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR);
+ qual->rx_failed = rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR);
/*
* Update False CCA count from register.
*/
rt2x00pci_register_read(rt2x00dev, STA_CSR1, &reg);
- rt2x00dev->link.false_cca =
- rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
+ qual->false_cca = rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
}
static void rt61pci_reset_tuner(struct rt2x00_dev *rt2x00dev)
@@ -904,11 +870,11 @@ static void rt61pci_link_tuner(struct rt2x00_dev *rt2x00dev)
* r17 does not yet exceed upper limit, continue and base
* the r17 tuning on the false CCA count.
*/
- if (rt2x00dev->link.false_cca > 512 && r17 < up_bound) {
+ if (rt2x00dev->link.qual.false_cca > 512 && r17 < up_bound) {
if (++r17 > up_bound)
r17 = up_bound;
rt61pci_bbp_write(rt2x00dev, 17, r17);
- } else if (rt2x00dev->link.false_cca < 100 && r17 > low_bound) {
+ } else if (rt2x00dev->link.qual.false_cca < 100 && r17 > low_bound) {
if (--r17 < low_bound)
r17 = low_bound;
rt61pci_bbp_write(rt2x00dev, 17, r17);
@@ -1023,64 +989,46 @@ static int rt61pci_load_firmware(struct rt2x00_dev *rt2x00dev, void *data,
return 0;
}
-static void rt61pci_init_rxring(struct rt2x00_dev *rt2x00dev)
+static void rt61pci_init_rxentry(struct rt2x00_dev *rt2x00dev,
+ struct data_entry *entry)
{
- struct data_ring *ring = rt2x00dev->rx;
- struct data_desc *rxd;
- unsigned int i;
+ __le32 *rxd = entry->priv;
u32 word;
- memset(ring->data_addr, 0x00, rt2x00_get_ring_size(ring));
-
- for (i = 0; i < ring->stats.limit; i++) {
- rxd = ring->entry[i].priv;
-
- rt2x00_desc_read(rxd, 5, &word);
- rt2x00_set_field32(&word, RXD_W5_BUFFER_PHYSICAL_ADDRESS,
- ring->entry[i].data_dma);
- rt2x00_desc_write(rxd, 5, word);
+ rt2x00_desc_read(rxd, 5, &word);
+ rt2x00_set_field32(&word, RXD_W5_BUFFER_PHYSICAL_ADDRESS,
+ entry->data_dma);
+ rt2x00_desc_write(rxd, 5, word);
- rt2x00_desc_read(rxd, 0, &word);
- rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
- rt2x00_desc_write(rxd, 0, word);
- }
-
- rt2x00_ring_index_clear(rt2x00dev->rx);
+ rt2x00_desc_read(rxd, 0, &word);
+ rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
+ rt2x00_desc_write(rxd, 0, word);
}
-static void rt61pci_init_txring(struct rt2x00_dev *rt2x00dev, const int queue)
+static void rt61pci_init_txentry(struct rt2x00_dev *rt2x00dev,
+ struct data_entry *entry)
{
- struct data_ring *ring = rt2x00lib_get_ring(rt2x00dev, queue);
- struct data_desc *txd;
- unsigned int i;
+ __le32 *txd = entry->priv;
u32 word;
- memset(ring->data_addr, 0x00, rt2x00_get_ring_size(ring));
-
- for (i = 0; i < ring->stats.limit; i++) {
- txd = ring->entry[i].priv;
-
- rt2x00_desc_read(txd, 1, &word);
- rt2x00_set_field32(&word, TXD_W1_BUFFER_COUNT, 1);
- rt2x00_desc_write(txd, 1, word);
-
- rt2x00_desc_read(txd, 5, &word);
- rt2x00_set_field32(&word, TXD_W5_PID_TYPE, queue);
- rt2x00_set_field32(&word, TXD_W5_PID_SUBTYPE, i);
- rt2x00_desc_write(txd, 5, word);
+ rt2x00_desc_read(txd, 1, &word);
+ rt2x00_set_field32(&word, TXD_W1_BUFFER_COUNT, 1);
+ rt2x00_desc_write(txd, 1, word);
- rt2x00_desc_read(txd, 6, &word);
- rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS,
- ring->entry[i].data_dma);
- rt2x00_desc_write(txd, 6, word);
+ rt2x00_desc_read(txd, 5, &word);
+ rt2x00_set_field32(&word, TXD_W5_PID_TYPE, entry->ring->queue_idx);
+ rt2x00_set_field32(&word, TXD_W5_PID_SUBTYPE, entry->entry_idx);
+ rt2x00_desc_write(txd, 5, word);
- rt2x00_desc_read(txd, 0, &word);
- rt2x00_set_field32(&word, TXD_W0_VALID, 0);
- rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0);
- rt2x00_desc_write(txd, 0, word);
- }
+ rt2x00_desc_read(txd, 6, &word);
+ rt2x00_set_field32(&word, TXD_W6_BUFFER_PHYSICAL_ADDRESS,
+ entry->data_dma);
+ rt2x00_desc_write(txd, 6, word);
- rt2x00_ring_index_clear(ring);
+ rt2x00_desc_read(txd, 0, &word);
+ rt2x00_set_field32(&word, TXD_W0_VALID, 0);
+ rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0);
+ rt2x00_desc_write(txd, 0, word);
}
static int rt61pci_init_rings(struct rt2x00_dev *rt2x00dev)
@@ -1088,16 +1036,6 @@ static int rt61pci_init_rings(struct rt2x00_dev *rt2x00dev)
u32 reg;
/*
- * Initialize rings.
- */
- rt61pci_init_rxring(rt2x00dev);
- rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA0);
- rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA1);
- rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA2);
- rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA3);
- rt61pci_init_txring(rt2x00dev, IEEE80211_TX_QUEUE_DATA4);
-
- /*
* Initialize registers.
*/
rt2x00pci_register_read(rt2x00dev, TX_RING_CSR0, &reg);
@@ -1565,12 +1503,12 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev,
* TX descriptor initialization
*/
static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
- struct data_desc *txd,
- struct txdata_entry_desc *desc,
- struct ieee80211_hdr *ieee80211hdr,
- unsigned int length,
- struct ieee80211_tx_control *control)
+ struct sk_buff *skb,
+ struct txdata_entry_desc *desc,
+ struct ieee80211_tx_control *control)
{
+ struct skb_desc *skbdesc = get_skb_desc(skb);
+ __le32 *txd = skbdesc->desc;
u32 word;
/*
@@ -1599,7 +1537,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_desc_write(txd, 5, word);
rt2x00_desc_read(txd, 11, &word);
- rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, length);
+ rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, skbdesc->data_len);
rt2x00_desc_write(txd, 11, word);
rt2x00_desc_read(txd, 0, &word);
@@ -1608,7 +1546,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
test_bit(ENTRY_TXD_MORE_FRAG, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_ACK,
- !(control->flags & IEEE80211_TXCTL_NO_ACK));
+ test_bit(ENTRY_TXD_ACK, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
test_bit(ENTRY_TXD_REQ_TIMESTAMP, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_OFDM,
@@ -1618,7 +1556,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
!!(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_DATABYTE_COUNT, skbdesc->data_len);
rt2x00_set_field32(&word, TXD_W0_BURST,
test_bit(ENTRY_TXD_BURST, &desc->flags));
rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
@@ -1649,16 +1587,16 @@ static void rt61pci_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
}
rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, &reg);
- if (queue == IEEE80211_TX_QUEUE_DATA0)
- rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC0, 1);
- else if (queue == IEEE80211_TX_QUEUE_DATA1)
- rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC1, 1);
- else if (queue == IEEE80211_TX_QUEUE_DATA2)
- rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC2, 1);
- else if (queue == IEEE80211_TX_QUEUE_DATA3)
- rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC3, 1);
- else if (queue == IEEE80211_TX_QUEUE_DATA4)
- rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_MGMT, 1);
+ rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC0,
+ (queue == IEEE80211_TX_QUEUE_DATA0));
+ rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC1,
+ (queue == IEEE80211_TX_QUEUE_DATA1));
+ rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC2,
+ (queue == IEEE80211_TX_QUEUE_DATA2));
+ rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_AC3,
+ (queue == IEEE80211_TX_QUEUE_DATA3));
+ rt2x00_set_field32(&reg, TX_CNTL_CSR_KICK_TX_MGMT,
+ (queue == IEEE80211_TX_QUEUE_DATA4));
rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg);
}
@@ -1709,7 +1647,7 @@ static int rt61pci_agc_to_rssi(struct rt2x00_dev *rt2x00dev, int rxd_w1)
static void rt61pci_fill_rxdone(struct data_entry *entry,
struct rxdata_entry_desc *desc)
{
- struct data_desc *rxd = entry->priv;
+ __le32 *rxd = entry->priv;
u32 word0;
u32 word1;
@@ -1727,8 +1665,7 @@ static void rt61pci_fill_rxdone(struct data_entry *entry,
desc->rssi = rt61pci_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);
-
- return;
+ desc->my_bss = !!rt2x00_get_field32(word0, RXD_W0_MY_BSS);
}
/*
@@ -1739,7 +1676,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev)
struct data_ring *ring;
struct data_entry *entry;
struct data_entry *entry_done;
- struct data_desc *txd;
+ __le32 *txd;
u32 word;
u32 reg;
u32 old_reg;
@@ -1809,24 +1746,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev)
tx_status = rt2x00_get_field32(reg, STA_CSR4_TX_RESULT);
retry = rt2x00_get_field32(reg, STA_CSR4_RETRY_COUNT);
- rt2x00lib_txdone(entry, tx_status, retry);
-
- /*
- * Make this entry available for reuse.
- */
- entry->flags = 0;
- rt2x00_set_field32(&word, TXD_W0_VALID, 0);
- rt2x00_desc_write(txd, 0, word);
- rt2x00_ring_index_done_inc(entry->ring);
-
- /*
- * If the data ring was full before the txdone handler
- * we must make sure the packet queue in the mac80211 stack
- * is reenabled when the txdone handler has finished.
- */
- if (!rt2x00_ring_full(ring))
- ieee80211_wake_queue(rt2x00dev->hw,
- entry->tx_status.control.queue);
+ rt2x00pci_txdone(rt2x00dev, entry, tx_status, retry);
}
}
@@ -1920,8 +1840,10 @@ static int rt61pci_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_ANTENNA_NUM, 2);
- rt2x00_set_field16(&word, EEPROM_ANTENNA_TX_DEFAULT, 2);
- rt2x00_set_field16(&word, EEPROM_ANTENNA_RX_DEFAULT, 2);
+ rt2x00_set_field16(&word, EEPROM_ANTENNA_TX_DEFAULT,
+ ANTENNA_B);
+ rt2x00_set_field16(&word, EEPROM_ANTENNA_RX_DEFAULT,
+ ANTENNA_B);
rt2x00_set_field16(&word, EEPROM_ANTENNA_FRAME_TYPE, 0);
rt2x00_set_field16(&word, EEPROM_ANTENNA_DYN_TXAGC, 0);
rt2x00_set_field16(&word, EEPROM_ANTENNA_HARDWARE_RADIO, 0);
@@ -2025,11 +1947,17 @@ static int rt61pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
}
/*
+ * Determine number of antenna's.
+ */
+ if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_NUM) == 2)
+ __set_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags);
+
+ /*
* Identify default antenna configuration.
*/
- rt2x00dev->hw->conf.antenna_sel_tx =
+ rt2x00dev->default_ant.tx =
rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TX_DEFAULT);
- rt2x00dev->hw->conf.antenna_sel_rx =
+ rt2x00dev->default_ant.rx =
rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_DEFAULT);
/*
@@ -2039,12 +1967,6 @@ static int rt61pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
__set_bit(CONFIG_FRAME_TYPE, &rt2x00dev->flags);
/*
- * Determine number of antenna's.
- */
- if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_NUM) == 2)
- __set_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags);
-
- /*
* Detect if this device has an hardware controlled radio.
*/
#ifdef CONFIG_RT61PCI_RFKILL
@@ -2072,6 +1994,38 @@ static int rt61pci_init_eeprom(struct rt2x00_dev *rt2x00dev)
__set_bit(CONFIG_EXTERNAL_LNA_BG, &rt2x00dev->flags);
/*
+ * When working with a RF2529 chip without double antenna
+ * the antenna settings should be gathered from the NIC
+ * eeprom word.
+ */
+ if (rt2x00_rf(&rt2x00dev->chip, RF2529) &&
+ !test_bit(CONFIG_DOUBLE_ANTENNA, &rt2x00dev->flags)) {
+ switch (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_RX_FIXED)) {
+ case 0:
+ rt2x00dev->default_ant.tx = ANTENNA_B;
+ rt2x00dev->default_ant.rx = ANTENNA_A;
+ break;
+ case 1:
+ rt2x00dev->default_ant.tx = ANTENNA_B;
+ rt2x00dev->default_ant.rx = ANTENNA_B;
+ break;
+ case 2:
+ rt2x00dev->default_ant.tx = ANTENNA_A;
+ rt2x00dev->default_ant.rx = ANTENNA_A;
+ break;
+ case 3:
+ rt2x00dev->default_ant.tx = ANTENNA_A;
+ rt2x00dev->default_ant.rx = ANTENNA_B;
+ break;
+ }
+
+ if (rt2x00_get_field16(eeprom, EEPROM_NIC_TX_DIVERSITY))
+ rt2x00dev->default_ant.tx = ANTENNA_SW_DIVERSITY;
+ if (rt2x00_get_field16(eeprom, EEPROM_NIC_ENABLE_DIVERSITY))
+ rt2x00dev->default_ant.rx = ANTENNA_SW_DIVERSITY;
+ }
+
+ /*
* Store led settings, for correct led behaviour.
* If the eeprom value is invalid,
* switch to default led mode.
@@ -2325,7 +2279,6 @@ static void rt61pci_configure_filter(struct ieee80211_hw *hw,
struct dev_addr_list *mc_list)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
- struct interface *intf = &rt2x00dev->interface;
u32 reg;
/*
@@ -2344,22 +2297,19 @@ static void rt61pci_configure_filter(struct ieee80211_hw *hw,
* 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;
/*
* Check if there is any work left for us.
*/
- if (intf->filter == *total_flags)
+ if (rt2x00dev->packet_filter == *total_flags)
return;
- intf->filter = *total_flags;
+ rt2x00dev->packet_filter = *total_flags;
/*
* Start configuration steps.
@@ -2426,6 +2376,9 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
struct ieee80211_tx_control *control)
{
struct rt2x00_dev *rt2x00dev = hw->priv;
+ struct skb_desc *desc;
+ struct data_ring *ring;
+ struct data_entry *entry;
/*
* Just in case the ieee80211 doesn't set this,
@@ -2433,6 +2386,8 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
* initialization.
*/
control->queue = IEEE80211_TX_QUEUE_BEACON;
+ ring = rt2x00lib_get_ring(rt2x00dev, control->queue);
+ entry = rt2x00_get_data_entry(ring);
/*
* We need to append the descriptor in front of the
@@ -2446,15 +2401,23 @@ static int rt61pci_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb,
}
/*
- * First we create the beacon.
+ * Add the descriptor in front of the skb.
+ */
+ skb_push(skb, ring->desc_size);
+ memset(skb->data, 0, ring->desc_size);
+
+ /*
+ * Fill in skb descriptor
*/
- skb_push(skb, TXD_DESC_SIZE);
- memset(skb->data, 0, TXD_DESC_SIZE);
+ desc = get_skb_desc(skb);
+ desc->desc_len = ring->desc_size;
+ desc->data_len = skb->len - ring->desc_size;
+ desc->desc = skb->data;
+ desc->data = skb->data + ring->desc_size;
+ desc->ring = ring;
+ desc->entry = entry;
- rt2x00lib_write_tx_desc(rt2x00dev, (struct data_desc *)skb->data,
- (struct ieee80211_hdr *)(skb->data +
- TXD_DESC_SIZE),
- skb->len - TXD_DESC_SIZE, control);
+ rt2x00lib_write_tx_desc(rt2x00dev, skb, control);
/*
* Write entire beacon with descriptor to register,
@@ -2478,7 +2441,7 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = {
.configure_filter = rt61pci_configure_filter,
.get_stats = rt2x00mac_get_stats,
.set_retry_limit = rt61pci_set_retry_limit,
- .erp_ie_changed = rt2x00mac_erp_ie_changed,
+ .bss_info_changed = rt2x00mac_bss_info_changed,
.conf_tx = rt2x00mac_conf_tx,
.get_tx_stats = rt2x00mac_get_tx_stats,
.get_tsf = rt61pci_get_tsf,
@@ -2493,6 +2456,8 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = {
.load_firmware = rt61pci_load_firmware,
.initialize = rt2x00pci_initialize,
.uninitialize = rt2x00pci_uninitialize,
+ .init_rxentry = rt61pci_init_rxentry,
+ .init_txentry = rt61pci_init_txentry,
.set_device_state = rt61pci_set_device_state,
.rfkill_poll = rt61pci_rfkill_poll,
.link_stats = rt61pci_link_stats,
@@ -2510,7 +2475,7 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = {
};
static const struct rt2x00_ops rt61pci_ops = {
- .name = DRV_NAME,
+ .name = KBUILD_MODNAME,
.rxd_size = RXD_DESC_SIZE,
.txd_size = TXD_DESC_SIZE,
.eeprom_size = EEPROM_SIZE,
@@ -2547,7 +2512,7 @@ MODULE_FIRMWARE(FIRMWARE_RT2661);
MODULE_LICENSE("GPL");
static struct pci_driver rt61pci_driver = {
- .name = DRV_NAME,
+ .name = KBUILD_MODNAME,
.id_table = rt61pci_device_table,
.probe = rt2x00pci_probe,
.remove = __devexit_p(rt2x00pci_remove),