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path: root/drivers/net/wireless/rt2x00/rt2500usb.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2500usb.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2500usb.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index de48c5c68ef..22dd6d9e298 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -488,10 +488,6 @@ static void rt2500usb_config_erp(struct rt2x00_dev *rt2x00dev,
{
u16 reg;
- rt2500usb_register_read(rt2x00dev, TXRX_CSR1, &reg);
- rt2x00_set_field16(&reg, TXRX_CSR1_ACK_TIMEOUT, erp->ack_timeout);
- rt2500usb_register_write(rt2x00dev, TXRX_CSR1, reg);
-
rt2500usb_register_read(rt2x00dev, TXRX_CSR10, &reg);
rt2x00_set_field16(&reg, TXRX_CSR10_AUTORESPOND_PREAMBLE,
!!erp->short_preamble);
@@ -1238,8 +1234,6 @@ static void rt2500usb_write_beacon(struct queue_entry *entry)
* otherwise we might be sending out invalid data.
*/
rt2500usb_register_read(rt2x00dev, TXRX_CSR19, &reg);
- rt2x00_set_field16(&reg, TXRX_CSR19_TSF_COUNT, 0);
- rt2x00_set_field16(&reg, TXRX_CSR19_TBCN, 0);
rt2x00_set_field16(&reg, TXRX_CSR19_BEACON_GEN, 0);
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
@@ -1287,7 +1281,7 @@ static int rt2500usb_get_tx_data_len(struct queue_entry *entry)
static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
const enum data_queue_qid queue)
{
- u16 reg;
+ u16 reg, reg0;
if (queue != QID_BEACON) {
rt2x00usb_kick_tx_queue(rt2x00dev, queue);
@@ -1298,16 +1292,19 @@ static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
if (!rt2x00_get_field16(reg, TXRX_CSR19_BEACON_GEN)) {
rt2x00_set_field16(&reg, TXRX_CSR19_TSF_COUNT, 1);
rt2x00_set_field16(&reg, TXRX_CSR19_TBCN, 1);
+ reg0 = reg;
rt2x00_set_field16(&reg, TXRX_CSR19_BEACON_GEN, 1);
/*
* Beacon generation will fail initially.
- * To prevent this we need to register the TXRX_CSR19
- * register several times.
+ * To prevent this we need to change the TXRX_CSR19
+ * register several times (reg0 is the same as reg
+ * except for TXRX_CSR19_BEACON_GEN, which is 0 in reg0
+ * and 1 in reg).
*/
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
- rt2500usb_register_write(rt2x00dev, TXRX_CSR19, 0);
+ rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg0);
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
- rt2500usb_register_write(rt2x00dev, TXRX_CSR19, 0);
+ rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg0);
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
}
}
@@ -1873,7 +1870,6 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
*/
__set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags);
__set_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags);
- __set_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags);
if (!modparam_nohwcrypt) {
__set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
__set_bit(DRIVER_REQUIRE_COPY_IV, &rt2x00dev->flags);