summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ralink/rt2x00/rt73usb.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt73usb.c')
-rw-r--r--drivers/net/wireless/ralink/rt2x00/rt73usb.c189
1 files changed, 96 insertions, 93 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt73usb.c b/drivers/net/wireless/ralink/rt2x00/rt73usb.c
index bb8d307a789f..fd913222abd1 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt73usb.c
@@ -84,10 +84,11 @@ static void rt73usb_bbp_write(struct rt2x00_dev *rt2x00dev,
mutex_unlock(&rt2x00dev->csr_mutex);
}
-static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev,
- const unsigned int word, u8 *value)
+static u8 rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev,
+ const unsigned int word)
{
u32 reg;
+ u8 value;
mutex_lock(&rt2x00dev->csr_mutex);
@@ -110,9 +111,11 @@ static void rt73usb_bbp_read(struct rt2x00_dev *rt2x00dev,
WAIT_FOR_BBP(rt2x00dev, &reg);
}
- *value = rt2x00_get_field32(reg, PHY_CSR3_VALUE);
+ value = rt2x00_get_field32(reg, PHY_CSR3_VALUE);
mutex_unlock(&rt2x00dev->csr_mutex);
+
+ return value;
}
static void rt73usb_rf_write(struct rt2x00_dev *rt2x00dev,
@@ -185,7 +188,7 @@ static int rt73usb_rfkill_poll(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
- rt2x00usb_register_read(rt2x00dev, MAC_CSR13, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR13);
return rt2x00_get_field32(reg, MAC_CSR13_VAL7);
}
@@ -238,7 +241,7 @@ static int rt73usb_blink_set(struct led_classdev *led_cdev,
container_of(led_cdev, struct rt2x00_led, led_dev);
u32 reg;
- rt2x00usb_register_read(led->rt2x00dev, MAC_CSR14, &reg);
+ reg = rt2x00usb_register_read(led->rt2x00dev, MAC_CSR14);
rt2x00_set_field32(&reg, MAC_CSR14_ON_PERIOD, *delay_on);
rt2x00_set_field32(&reg, MAC_CSR14_OFF_PERIOD, *delay_off);
rt2x00usb_register_write(led->rt2x00dev, MAC_CSR14, reg);
@@ -283,7 +286,7 @@ static int rt73usb_config_shared_key(struct rt2x00_dev *rt2x00dev,
*/
mask = (0xf << crypto->bssidx);
- rt2x00usb_register_read(rt2x00dev, SEC_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR0);
reg &= mask;
if (reg && reg == mask)
@@ -316,14 +319,14 @@ static int rt73usb_config_shared_key(struct rt2x00_dev *rt2x00dev,
field.bit_offset = (3 * key->hw_key_idx);
field.bit_mask = 0x7 << field.bit_offset;
- rt2x00usb_register_read(rt2x00dev, SEC_CSR1, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR1);
rt2x00_set_field32(&reg, field, crypto->cipher);
rt2x00usb_register_write(rt2x00dev, SEC_CSR1, reg);
} else {
field.bit_offset = (3 * (key->hw_key_idx - 8));
field.bit_mask = 0x7 << field.bit_offset;
- rt2x00usb_register_read(rt2x00dev, SEC_CSR5, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR5);
rt2x00_set_field32(&reg, field, crypto->cipher);
rt2x00usb_register_write(rt2x00dev, SEC_CSR5, reg);
}
@@ -348,7 +351,7 @@ static int rt73usb_config_shared_key(struct rt2x00_dev *rt2x00dev,
*/
mask = 1 << key->hw_key_idx;
- rt2x00usb_register_read(rt2x00dev, SEC_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR0);
if (crypto->cmd == SET_KEY)
reg |= mask;
else if (crypto->cmd == DISABLE_KEY)
@@ -377,10 +380,10 @@ static int rt73usb_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
* When both registers are full, we drop the key,
* otherwise we use the first invalid entry.
*/
- rt2x00usb_register_read(rt2x00dev, SEC_CSR2, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR2);
if (reg && reg == ~0) {
key->hw_key_idx = 32;
- rt2x00usb_register_read(rt2x00dev, SEC_CSR3, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR3);
if (reg && reg == ~0)
return -ENOSPC;
}
@@ -417,7 +420,7 @@ static int rt73usb_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
* without this received frames will not be decrypted
* by the hardware.
*/
- rt2x00usb_register_read(rt2x00dev, SEC_CSR4, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR4);
reg |= (1 << crypto->bssidx);
rt2x00usb_register_write(rt2x00dev, SEC_CSR4, reg);
@@ -442,7 +445,7 @@ static int rt73usb_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
if (key->hw_key_idx < 32) {
mask = 1 << key->hw_key_idx;
- rt2x00usb_register_read(rt2x00dev, SEC_CSR2, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR2);
if (crypto->cmd == SET_KEY)
reg |= mask;
else if (crypto->cmd == DISABLE_KEY)
@@ -451,7 +454,7 @@ static int rt73usb_config_pairwise_key(struct rt2x00_dev *rt2x00dev,
} else {
mask = 1 << (key->hw_key_idx - 32);
- rt2x00usb_register_read(rt2x00dev, SEC_CSR3, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, SEC_CSR3);
if (crypto->cmd == SET_KEY)
reg |= mask;
else if (crypto->cmd == DISABLE_KEY)
@@ -473,7 +476,7 @@ static void rt73usb_config_filter(struct rt2x00_dev *rt2x00dev,
* and broadcast frames will always be accepted since
* there is no filter for it at this time.
*/
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR0);
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_CRC,
!(filter_flags & FIF_FCSFAIL));
rt2x00_set_field32(&reg, TXRX_CSR0_DROP_PHYSICAL,
@@ -505,7 +508,7 @@ static void rt73usb_config_intf(struct rt2x00_dev *rt2x00dev,
/*
* Enable synchronisation.
*/
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_SYNC, conf->sync);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
}
@@ -535,13 +538,13 @@ static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev,
{
u32 reg;
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR0);
rt2x00_set_field32(&reg, TXRX_CSR0_RX_ACK_TIMEOUT, 0x32);
rt2x00_set_field32(&reg, TXRX_CSR0_TSF_OFFSET, IEEE80211_HEADER);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
if (changed & BSS_CHANGED_ERP_PREAMBLE) {
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR4);
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_ENABLE, 1);
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE,
!!erp->short_preamble);
@@ -553,18 +556,18 @@ static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev,
erp->basic_rates);
if (changed & BSS_CHANGED_BEACON_INT) {
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL,
erp->beacon_int * 16);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
}
if (changed & BSS_CHANGED_ERP_SLOT) {
- rt2x00usb_register_read(rt2x00dev, MAC_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR9);
rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, erp->slot_time);
rt2x00usb_register_write(rt2x00dev, MAC_CSR9, reg);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR8, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR8);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS, erp->sifs);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3);
rt2x00_set_field32(&reg, MAC_CSR8_EIFS, erp->eifs);
@@ -580,9 +583,9 @@ static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
u8 r77;
u8 temp;
- rt73usb_bbp_read(rt2x00dev, 3, &r3);
- rt73usb_bbp_read(rt2x00dev, 4, &r4);
- rt73usb_bbp_read(rt2x00dev, 77, &r77);
+ r3 = rt73usb_bbp_read(rt2x00dev, 3);
+ r4 = rt73usb_bbp_read(rt2x00dev, 4);
+ r77 = rt73usb_bbp_read(rt2x00dev, 77);
rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
@@ -627,9 +630,9 @@ static void rt73usb_config_antenna_2x(struct rt2x00_dev *rt2x00dev,
u8 r4;
u8 r77;
- rt73usb_bbp_read(rt2x00dev, 3, &r3);
- rt73usb_bbp_read(rt2x00dev, 4, &r4);
- rt73usb_bbp_read(rt2x00dev, 77, &r77);
+ r3 = rt73usb_bbp_read(rt2x00dev, 3);
+ r4 = rt73usb_bbp_read(rt2x00dev, 4);
+ r77 = rt73usb_bbp_read(rt2x00dev, 77);
rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, 0);
rt2x00_set_field8(&r4, BBP_R4_RX_FRAME_END,
@@ -715,7 +718,7 @@ static void rt73usb_config_ant(struct rt2x00_dev *rt2x00dev,
for (i = 0; i < ARRAY_SIZE(antenna_sel_a); i++)
rt73usb_bbp_write(rt2x00dev, sel[i].word, sel[i].value[lna]);
- rt2x00usb_register_read(rt2x00dev, PHY_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, PHY_CSR0);
rt2x00_set_field32(&reg, PHY_CSR0_PA_PE_BG,
(rt2x00dev->curr_band == NL80211_BAND_2GHZ));
@@ -740,10 +743,10 @@ static void rt73usb_config_lna_gain(struct rt2x00_dev *rt2x00dev,
if (rt2x00_has_cap_external_lna_bg(rt2x00dev))
lna_gain += 14;
- rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG);
lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_BG_1);
} else {
- rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A);
lna_gain -= rt2x00_get_field16(eeprom, EEPROM_RSSI_OFFSET_A_1);
}
@@ -762,7 +765,7 @@ static void rt73usb_config_channel(struct rt2x00_dev *rt2x00dev,
smart = !(rt2x00_rf(rt2x00dev, RF5225) || rt2x00_rf(rt2x00dev, RF2527));
- rt73usb_bbp_read(rt2x00dev, 3, &r3);
+ r3 = rt73usb_bbp_read(rt2x00dev, 3);
rt2x00_set_field8(&r3, BBP_R3_SMART_MODE, smart);
rt73usb_bbp_write(rt2x00dev, 3, r3);
@@ -796,10 +799,10 @@ static void rt73usb_config_txpower(struct rt2x00_dev *rt2x00dev,
{
struct rf_channel rf;
- 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);
+ rf.rf1 = rt2x00_rf_read(rt2x00dev, 1);
+ rf.rf2 = rt2x00_rf_read(rt2x00dev, 2);
+ rf.rf3 = rt2x00_rf_read(rt2x00dev, 3);
+ rf.rf4 = rt2x00_rf_read(rt2x00dev, 4);
rt73usb_config_channel(rt2x00dev, &rf, txpower);
}
@@ -809,7 +812,7 @@ static void rt73usb_config_retry_limit(struct rt2x00_dev *rt2x00dev,
{
u32 reg;
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR4);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_RATE_DOWN, 1);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_RATE_STEP, 0);
rt2x00_set_field32(&reg, TXRX_CSR4_OFDM_TX_FALLBACK_CCK, 0);
@@ -829,7 +832,7 @@ static void rt73usb_config_ps(struct rt2x00_dev *rt2x00dev,
u32 reg;
if (state == STATE_SLEEP) {
- rt2x00usb_register_read(rt2x00dev, MAC_CSR11, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR11);
rt2x00_set_field32(&reg, MAC_CSR11_DELAY_AFTER_TBCN,
rt2x00dev->beacon_int - 10);
rt2x00_set_field32(&reg, MAC_CSR11_TBCN_BEFORE_WAKEUP,
@@ -846,7 +849,7 @@ static void rt73usb_config_ps(struct rt2x00_dev *rt2x00dev,
rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0,
USB_MODE_SLEEP, REGISTER_TIMEOUT);
} else {
- rt2x00usb_register_read(rt2x00dev, MAC_CSR11, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR11);
rt2x00_set_field32(&reg, MAC_CSR11_DELAY_AFTER_TBCN, 0);
rt2x00_set_field32(&reg, MAC_CSR11_TBCN_BEFORE_WAKEUP, 0);
rt2x00_set_field32(&reg, MAC_CSR11_AUTOWAKE, 0);
@@ -888,13 +891,13 @@ static void rt73usb_link_stats(struct rt2x00_dev *rt2x00dev,
/*
* Update FCS error count from register.
*/
- rt2x00usb_register_read(rt2x00dev, STA_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, STA_CSR0);
qual->rx_failed = rt2x00_get_field32(reg, STA_CSR0_FCS_ERROR);
/*
* Update False CCA count from register.
*/
- rt2x00usb_register_read(rt2x00dev, STA_CSR1, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, STA_CSR1);
qual->false_cca = rt2x00_get_field32(reg, STA_CSR1_FALSE_CCA_ERROR);
}
@@ -1025,12 +1028,12 @@ static void rt73usb_start_queue(struct data_queue *queue)
switch (queue->qid) {
case QID_RX:
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR0);
rt2x00_set_field32(&reg, TXRX_CSR0_DISABLE_RX, 0);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
break;
case QID_BEACON:
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 1);
rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 1);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 1);
@@ -1048,12 +1051,12 @@ static void rt73usb_stop_queue(struct data_queue *queue)
switch (queue->qid) {
case QID_RX:
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR0);
rt2x00_set_field32(&reg, TXRX_CSR0_DISABLE_RX, 1);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
break;
case QID_BEACON:
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TBTT_ENABLE, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
@@ -1112,7 +1115,7 @@ static int rt73usb_load_firmware(struct rt2x00_dev *rt2x00dev,
* Wait for stable hardware.
*/
for (i = 0; i < 100; i++) {
- rt2x00usb_register_read(rt2x00dev, MAC_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR0);
if (reg)
break;
msleep(1);
@@ -1150,13 +1153,13 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
{
u32 reg;
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR0);
rt2x00_set_field32(&reg, TXRX_CSR0_AUTO_TX_SEQ, 1);
rt2x00_set_field32(&reg, TXRX_CSR0_DISABLE_RX, 0);
rt2x00_set_field32(&reg, TXRX_CSR0_TX_WITHOUT_WAITING, 0);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR1, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR1);
rt2x00_set_field32(&reg, TXRX_CSR1_BBP_ID0, 47); /* CCK Signal */
rt2x00_set_field32(&reg, TXRX_CSR1_BBP_ID0_VALID, 1);
rt2x00_set_field32(&reg, TXRX_CSR1_BBP_ID1, 30); /* Rssi */
@@ -1170,7 +1173,7 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
/*
* CCK TXD BBP registers
*/
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR2, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR2);
rt2x00_set_field32(&reg, TXRX_CSR2_BBP_ID0, 13);
rt2x00_set_field32(&reg, TXRX_CSR2_BBP_ID0_VALID, 1);
rt2x00_set_field32(&reg, TXRX_CSR2_BBP_ID1, 12);
@@ -1184,7 +1187,7 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
/*
* OFDM TXD BBP registers
*/
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR3, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR3);
rt2x00_set_field32(&reg, TXRX_CSR3_BBP_ID0, 7);
rt2x00_set_field32(&reg, TXRX_CSR3_BBP_ID0_VALID, 1);
rt2x00_set_field32(&reg, TXRX_CSR3_BBP_ID1, 6);
@@ -1193,21 +1196,21 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
rt2x00_set_field32(&reg, TXRX_CSR3_BBP_ID2_VALID, 1);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR3, reg);
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR7, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR7);
rt2x00_set_field32(&reg, TXRX_CSR7_ACK_CTS_6MBS, 59);
rt2x00_set_field32(&reg, TXRX_CSR7_ACK_CTS_9MBS, 53);
rt2x00_set_field32(&reg, TXRX_CSR7_ACK_CTS_12MBS, 49);
rt2x00_set_field32(&reg, TXRX_CSR7_ACK_CTS_18MBS, 46);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR7, reg);
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR8, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR8);
rt2x00_set_field32(&reg, TXRX_CSR8_ACK_CTS_24MBS, 44);
rt2x00_set_field32(&reg, TXRX_CSR8_ACK_CTS_36MBS, 42);
rt2x00_set_field32(&reg, TXRX_CSR8_ACK_CTS_48MBS, 42);
rt2x00_set_field32(&reg, TXRX_CSR8_ACK_CTS_54MBS, 42);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR8, reg);
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_TICKING, 0);
rt2x00_set_field32(&reg, TXRX_CSR9_TSF_SYNC, 0);
@@ -1218,7 +1221,7 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
rt2x00usb_register_write(rt2x00dev, TXRX_CSR15, 0x0000000f);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR6, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR6);
rt2x00_set_field32(&reg, MAC_CSR6_MAX_FRAME_UNIT, 0xfff);
rt2x00usb_register_write(rt2x00dev, MAC_CSR6, reg);
@@ -1246,7 +1249,7 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
rt2x00usb_register_write(rt2x00dev, PHY_CSR6, 0x00080606);
rt2x00usb_register_write(rt2x00dev, PHY_CSR7, 0x00000408);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR9);
rt2x00_set_field32(&reg, MAC_CSR9_CW_SELECT, 0);
rt2x00usb_register_write(rt2x00dev, MAC_CSR9, reg);
@@ -1266,24 +1269,24 @@ static int rt73usb_init_registers(struct rt2x00_dev *rt2x00dev)
* These registers are cleared on read,
* so we may pass a useless variable to store the value.
*/
- rt2x00usb_register_read(rt2x00dev, STA_CSR0, &reg);
- rt2x00usb_register_read(rt2x00dev, STA_CSR1, &reg);
- rt2x00usb_register_read(rt2x00dev, STA_CSR2, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, STA_CSR0);
+ reg = rt2x00usb_register_read(rt2x00dev, STA_CSR1);
+ reg = rt2x00usb_register_read(rt2x00dev, STA_CSR2);
/*
* Reset MAC and BBP registers.
*/
- rt2x00usb_register_read(rt2x00dev, MAC_CSR1, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR1);
rt2x00_set_field32(&reg, MAC_CSR1_SOFT_RESET, 1);
rt2x00_set_field32(&reg, MAC_CSR1_BBP_RESET, 1);
rt2x00usb_register_write(rt2x00dev, MAC_CSR1, reg);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR1, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR1);
rt2x00_set_field32(&reg, MAC_CSR1_SOFT_RESET, 0);
rt2x00_set_field32(&reg, MAC_CSR1_BBP_RESET, 0);
rt2x00usb_register_write(rt2x00dev, MAC_CSR1, reg);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR1, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR1);
rt2x00_set_field32(&reg, MAC_CSR1_HOST_READY, 1);
rt2x00usb_register_write(rt2x00dev, MAC_CSR1, reg);
@@ -1296,7 +1299,7 @@ static int rt73usb_wait_bbp_ready(struct rt2x00_dev *rt2x00dev)
u8 value;
for (i = 0; i < REGISTER_USB_BUSY_COUNT; i++) {
- rt73usb_bbp_read(rt2x00dev, 0, &value);
+ value = rt73usb_bbp_read(rt2x00dev, 0);
if ((value != 0xff) && (value != 0x00))
return 0;
udelay(REGISTER_BUSY_DELAY);
@@ -1343,7 +1346,7 @@ static int rt73usb_init_bbp(struct rt2x00_dev *rt2x00dev)
rt73usb_bbp_write(rt2x00dev, 107, 0x04);
for (i = 0; i < EEPROM_BBP_SIZE; i++) {
- rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_BBP_START + i);
if (eeprom != 0xffff && eeprom != 0x0000) {
reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID);
@@ -1390,7 +1393,7 @@ static int rt73usb_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state)
put_to_sleep = (state != STATE_AWAKE);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR12, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR12);
rt2x00_set_field32(&reg, MAC_CSR12_FORCE_WAKEUP, !put_to_sleep);
rt2x00_set_field32(&reg, MAC_CSR12_PUT_TO_SLEEP, put_to_sleep);
rt2x00usb_register_write(rt2x00dev, MAC_CSR12, reg);
@@ -1401,7 +1404,7 @@ static int rt73usb_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state)
* device has entered the correct state.
*/
for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
- rt2x00usb_register_read(rt2x00dev, MAC_CSR12, &reg2);
+ reg2 = rt2x00usb_register_read(rt2x00dev, MAC_CSR12);
state = rt2x00_get_field32(reg2, MAC_CSR12_BBP_CURRENT_STATE);
if (state == !put_to_sleep)
return 0;
@@ -1459,7 +1462,7 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry,
/*
* Start writing the descriptor words.
*/
- rt2x00_desc_read(txd, 0, &word);
+ word = rt2x00_desc_read(txd, 0);
rt2x00_set_field32(&word, TXD_W0_BURST,
test_bit(ENTRY_TXD_BURST, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_VALID, 1);
@@ -1485,7 +1488,7 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry,
rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher);
rt2x00_desc_write(txd, 0, word);
- rt2x00_desc_read(txd, 1, &word);
+ word = rt2x00_desc_read(txd, 1);
rt2x00_set_field32(&word, TXD_W1_HOST_Q_ID, entry->queue->qid);
rt2x00_set_field32(&word, TXD_W1_AIFSN, entry->queue->aifs);
rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->queue->cw_min);
@@ -1495,7 +1498,7 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry,
test_bit(ENTRY_TXD_GENERATE_SEQ, &txdesc->flags));
rt2x00_desc_write(txd, 1, word);
- rt2x00_desc_read(txd, 2, &word);
+ word = rt2x00_desc_read(txd, 2);
rt2x00_set_field32(&word, TXD_W2_PLCP_SIGNAL, txdesc->u.plcp.signal);
rt2x00_set_field32(&word, TXD_W2_PLCP_SERVICE, txdesc->u.plcp.service);
rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_LOW,
@@ -1509,7 +1512,7 @@ static void rt73usb_write_tx_desc(struct queue_entry *entry,
_rt2x00_desc_write(txd, 4, skbdesc->iv[1]);
}
- rt2x00_desc_read(txd, 5, &word);
+ word = rt2x00_desc_read(txd, 5);
rt2x00_set_field32(&word, TXD_W5_TX_POWER,
TXPOWER_TO_DEV(entry->queue->rt2x00dev->tx_power));
rt2x00_set_field32(&word, TXD_W5_WAITING_DMA_DONE_INT, 1);
@@ -1538,7 +1541,7 @@ static void rt73usb_write_beacon(struct queue_entry *entry,
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
orig_reg = reg;
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
@@ -1603,7 +1606,7 @@ static void rt73usb_clear_beacon(struct queue_entry *entry)
* Disable beaconing while we are reloading the beacon data,
* otherwise we might be sending out invalid data.
*/
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &orig_reg);
+ orig_reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR9);
reg = orig_reg;
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_GEN, 0);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
@@ -1691,8 +1694,8 @@ static void rt73usb_fill_rxdone(struct queue_entry *entry,
/*
* It is now safe to read the descriptor on all architectures.
*/
- rt2x00_desc_read(rxd, 0, &word0);
- rt2x00_desc_read(rxd, 1, &word1);
+ word0 = rt2x00_desc_read(rxd, 0);
+ word1 = rt2x00_desc_read(rxd, 1);
if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR))
rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
@@ -1701,11 +1704,11 @@ static void rt73usb_fill_rxdone(struct queue_entry *entry,
rxdesc->cipher_status = rt2x00_get_field32(word0, RXD_W0_CIPHER_ERROR);
if (rxdesc->cipher != CIPHER_NONE) {
- _rt2x00_desc_read(rxd, 2, &rxdesc->iv[0]);
- _rt2x00_desc_read(rxd, 3, &rxdesc->iv[1]);
+ rxdesc->iv[0] = _rt2x00_desc_read(rxd, 2);
+ rxdesc->iv[1] = _rt2x00_desc_read(rxd, 3);
rxdesc->dev_flags |= RXDONE_CRYPTO_IV;
- _rt2x00_desc_read(rxd, 4, &rxdesc->icv);
+ rxdesc->icv = _rt2x00_desc_read(rxd, 4);
rxdesc->dev_flags |= RXDONE_CRYPTO_ICV;
/*
@@ -1768,7 +1771,7 @@ static int rt73usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0);
rt2x00lib_set_mac_address(rt2x00dev, mac);
- rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word);
+ word = rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_ANTENNA_NUM, 2);
rt2x00_set_field16(&word, EEPROM_ANTENNA_TX_DEFAULT,
@@ -1783,14 +1786,14 @@ static int rt73usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_dbg(rt2x00dev, "Antenna: 0x%04x\n", word);
}
- rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &word);
+ word = rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_NIC_EXTERNAL_LNA, 0);
rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word);
rt2x00_eeprom_dbg(rt2x00dev, "NIC: 0x%04x\n", word);
}
- rt2x00_eeprom_read(rt2x00dev, EEPROM_LED, &word);
+ word = rt2x00_eeprom_read(rt2x00dev, EEPROM_LED);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_LED_POLARITY_RDY_G, 0);
rt2x00_set_field16(&word, EEPROM_LED_POLARITY_RDY_A, 0);
@@ -1806,7 +1809,7 @@ static int rt73usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_dbg(rt2x00dev, "Led: 0x%04x\n", word);
}
- rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &word);
+ word = rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0);
rt2x00_set_field16(&word, EEPROM_FREQ_SEQ, 0);
@@ -1814,7 +1817,7 @@ static int rt73usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_dbg(rt2x00dev, "Freq: 0x%04x\n", word);
}
- rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG, &word);
+ word = rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_BG);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_BG_1, 0);
rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_BG_2, 0);
@@ -1830,7 +1833,7 @@ static int rt73usb_validate_eeprom(struct rt2x00_dev *rt2x00dev)
rt2x00_eeprom_write(rt2x00dev, EEPROM_RSSI_OFFSET_BG, word);
}
- rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A, &word);
+ word = rt2x00_eeprom_read(rt2x00dev, EEPROM_RSSI_OFFSET_A);
if (word == 0xffff) {
rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_A_1, 0);
rt2x00_set_field16(&word, EEPROM_RSSI_OFFSET_A_2, 0);
@@ -1858,13 +1861,13 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
/*
* Read EEPROM word for configuration.
*/
- rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA);
/*
* Identify RF chipset.
*/
value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
- rt2x00usb_register_read(rt2x00dev, MAC_CSR0, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR0);
rt2x00_set_chip(rt2x00dev, rt2x00_get_field32(reg, MAC_CSR0_CHIPSET),
value, rt2x00_get_field32(reg, MAC_CSR0_REVISION));
@@ -1904,13 +1907,13 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
/*
* Read frequency offset.
*/
- rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ);
rt2x00dev->freq_offset = rt2x00_get_field16(eeprom, EEPROM_FREQ_OFFSET);
/*
* Read external LNA informations.
*/
- rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_NIC);
if (rt2x00_get_field16(eeprom, EEPROM_NIC_EXTERNAL_LNA)) {
__set_bit(CAPABILITY_EXTERNAL_LNA_A, &rt2x00dev->cap_flags);
@@ -1921,7 +1924,7 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
* Store led settings, for correct led behaviour.
*/
#ifdef CONFIG_RT2X00_LIB_LEDS
- rt2x00_eeprom_read(rt2x00dev, EEPROM_LED, &eeprom);
+ eeprom = rt2x00_eeprom_read(rt2x00dev, EEPROM_LED);
rt73usb_init_led(rt2x00dev, &rt2x00dev->led_radio, LED_TYPE_RADIO);
rt73usb_init_led(rt2x00dev, &rt2x00dev->led_assoc, LED_TYPE_ASSOC);
@@ -2188,7 +2191,7 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev)
* Enable rfkill polling by setting GPIO direction of the
* rfkill switch GPIO pin correctly.
*/
- rt2x00usb_register_read(rt2x00dev, MAC_CSR13, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, MAC_CSR13);
rt2x00_set_field32(&reg, MAC_CSR13_DIR7, 0);
rt2x00usb_register_write(rt2x00dev, MAC_CSR13, reg);
@@ -2260,7 +2263,7 @@ static int rt73usb_conf_tx(struct ieee80211_hw *hw,
field.bit_offset = (queue_idx & 1) * 16;
field.bit_mask = 0xffff << field.bit_offset;
- rt2x00usb_register_read(rt2x00dev, offset, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, offset);
rt2x00_set_field32(&reg, field, queue->txop);
rt2x00usb_register_write(rt2x00dev, offset, reg);
@@ -2268,15 +2271,15 @@ static int rt73usb_conf_tx(struct ieee80211_hw *hw,
field.bit_offset = queue_idx * 4;
field.bit_mask = 0xf << field.bit_offset;
- rt2x00usb_register_read(rt2x00dev, AIFSN_CSR, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, AIFSN_CSR);
rt2x00_set_field32(&reg, field, queue->aifs);
rt2x00usb_register_write(rt2x00dev, AIFSN_CSR, reg);
- rt2x00usb_register_read(rt2x00dev, CWMIN_CSR, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, CWMIN_CSR);
rt2x00_set_field32(&reg, field, queue->cw_min);
rt2x00usb_register_write(rt2x00dev, CWMIN_CSR, reg);
- rt2x00usb_register_read(rt2x00dev, CWMAX_CSR, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, CWMAX_CSR);
rt2x00_set_field32(&reg, field, queue->cw_max);
rt2x00usb_register_write(rt2x00dev, CWMAX_CSR, reg);
@@ -2289,9 +2292,9 @@ static u64 rt73usb_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
u64 tsf;
u32 reg;
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR13, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR13);
tsf = (u64) rt2x00_get_field32(reg, TXRX_CSR13_HIGH_TSFTIMER) << 32;
- rt2x00usb_register_read(rt2x00dev, TXRX_CSR12, &reg);
+ reg = rt2x00usb_register_read(rt2x00dev, TXRX_CSR12);
tsf |= rt2x00_get_field32(reg, TXRX_CSR12_LOW_TSFTIMER);
return tsf;
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-31 10:45:46 +0000