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path: root/drivers/net/wireless/rtl8187_dev.c
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Diffstat (limited to 'drivers/net/wireless/rtl8187_dev.c')
-rw-r--r--drivers/net/wireless/rtl8187_dev.c60
1 files changed, 23 insertions, 37 deletions
diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c
index 09e48d3bef36..8dab25a65990 100644
--- a/drivers/net/wireless/rtl8187_dev.c
+++ b/drivers/net/wireless/rtl8187_dev.c
@@ -393,37 +393,19 @@ static int rtl8187_init_hw(struct ieee80211_hw *dev)
393 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FF7); 393 rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FF7);
394 msleep(100); 394 msleep(100);
395 395
396 priv->rf_init(dev); 396 priv->rf->init(dev);
397 397
398 rtl818x_iowrite16(priv, &priv->map->BRSR, 0x01F3); 398 rtl818x_iowrite16(priv, &priv->map->BRSR, 0x01F3);
399 reg = rtl818x_ioread16(priv, &priv->map->PGSELECT) & 0xfffe; 399 reg = rtl818x_ioread8(priv, &priv->map->PGSELECT) & ~1;
400 rtl818x_iowrite16(priv, &priv->map->PGSELECT, reg | 0x1); 400 rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg | 1);
401 rtl818x_iowrite16(priv, (__le16 *)0xFFFE, 0x10); 401 rtl818x_iowrite16(priv, (__le16 *)0xFFFE, 0x10);
402 rtl818x_iowrite8(priv, &priv->map->TALLY_SEL, 0x80); 402 rtl818x_iowrite8(priv, &priv->map->TALLY_SEL, 0x80);
403 rtl818x_iowrite8(priv, (u8 *)0xFFFF, 0x60); 403 rtl818x_iowrite8(priv, (u8 *)0xFFFF, 0x60);
404 rtl818x_iowrite16(priv, &priv->map->PGSELECT, reg); 404 rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg);
405 405
406 return 0; 406 return 0;
407} 407}
408 408
409static void rtl8187_set_channel(struct ieee80211_hw *dev, int channel)
410{
411 u32 reg;
412 struct rtl8187_priv *priv = dev->priv;
413
414 reg = rtl818x_ioread32(priv, &priv->map->TX_CONF);
415 /* Enable TX loopback on MAC level to avoid TX during channel
416 * changes, as this has be seen to causes problems and the
417 * card will stop work until next reset
418 */
419 rtl818x_iowrite32(priv, &priv->map->TX_CONF,
420 reg | RTL818X_TX_CONF_LOOPBACK_MAC);
421 msleep(10);
422 rtl8225_rf_set_channel(dev, channel);
423 msleep(10);
424 rtl818x_iowrite32(priv, &priv->map->TX_CONF, reg);
425}
426
427static int rtl8187_start(struct ieee80211_hw *dev) 409static int rtl8187_start(struct ieee80211_hw *dev)
428{ 410{
429 struct rtl8187_priv *priv = dev->priv; 411 struct rtl8187_priv *priv = dev->priv;
@@ -492,7 +474,7 @@ static void rtl8187_stop(struct ieee80211_hw *dev)
492 reg &= ~RTL818X_CMD_RX_ENABLE; 474 reg &= ~RTL818X_CMD_RX_ENABLE;
493 rtl818x_iowrite8(priv, &priv->map->CMD, reg); 475 rtl818x_iowrite8(priv, &priv->map->CMD, reg);
494 476
495 rtl8225_rf_stop(dev); 477 priv->rf->stop(dev);
496 478
497 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); 479 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
498 reg = rtl818x_ioread8(priv, &priv->map->CONFIG4); 480 reg = rtl818x_ioread8(priv, &priv->map->CONFIG4);
@@ -543,7 +525,19 @@ static void rtl8187_remove_interface(struct ieee80211_hw *dev,
543static int rtl8187_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf) 525static int rtl8187_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
544{ 526{
545 struct rtl8187_priv *priv = dev->priv; 527 struct rtl8187_priv *priv = dev->priv;
546 rtl8187_set_channel(dev, conf->channel); 528 u32 reg;
529
530 reg = rtl818x_ioread32(priv, &priv->map->TX_CONF);
531 /* Enable TX loopback on MAC level to avoid TX during channel
532 * changes, as this has be seen to causes problems and the
533 * card will stop work until next reset
534 */
535 rtl818x_iowrite32(priv, &priv->map->TX_CONF,
536 reg | RTL818X_TX_CONF_LOOPBACK_MAC);
537 msleep(10);
538 priv->rf->set_chan(dev, conf);
539 msleep(10);
540 rtl818x_iowrite32(priv, &priv->map->TX_CONF, reg);
547 541
548 rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22); 542 rtl818x_iowrite8(priv, &priv->map->SIFS, 0x22);
549 543
@@ -753,23 +747,16 @@ static int __devinit rtl8187_probe(struct usb_interface *intf,
753 eeprom_93cx6_read(&eeprom, RTL8187_EEPROM_TXPWR_BASE, 747 eeprom_93cx6_read(&eeprom, RTL8187_EEPROM_TXPWR_BASE,
754 &priv->txpwr_base); 748 &priv->txpwr_base);
755 749
756 reg = rtl818x_ioread16(priv, &priv->map->PGSELECT) & ~1; 750 reg = rtl818x_ioread8(priv, &priv->map->PGSELECT) & ~1;
757 rtl818x_iowrite16(priv, &priv->map->PGSELECT, reg | 1); 751 rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg | 1);
758 /* 0 means asic B-cut, we should use SW 3 wire 752 /* 0 means asic B-cut, we should use SW 3 wire
759 * bit-by-bit banging for radio. 1 means we can use 753 * bit-by-bit banging for radio. 1 means we can use
760 * USB specific request to write radio registers */ 754 * USB specific request to write radio registers */
761 priv->asic_rev = rtl818x_ioread8(priv, (u8 *)0xFFFE) & 0x3; 755 priv->asic_rev = rtl818x_ioread8(priv, (u8 *)0xFFFE) & 0x3;
762 rtl818x_iowrite16(priv, &priv->map->PGSELECT, reg); 756 rtl818x_iowrite8(priv, &priv->map->PGSELECT, reg);
763 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); 757 rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
764 758
765 rtl8225_write(dev, 0, 0x1B7); 759 priv->rf = rtl8187_detect_rf(dev);
766
767 if (rtl8225_read(dev, 8) != 0x588 || rtl8225_read(dev, 9) != 0x700)
768 priv->rf_init = rtl8225_rf_init;
769 else
770 priv->rf_init = rtl8225z2_rf_init;
771
772 rtl8225_write(dev, 0, 0x0B7);
773 760
774 err = ieee80211_register_hw(dev); 761 err = ieee80211_register_hw(dev);
775 if (err) { 762 if (err) {
@@ -779,8 +766,7 @@ static int __devinit rtl8187_probe(struct usb_interface *intf,
779 766
780 printk(KERN_INFO "%s: hwaddr %s, rtl8187 V%d + %s\n", 767 printk(KERN_INFO "%s: hwaddr %s, rtl8187 V%d + %s\n",
781 wiphy_name(dev->wiphy), print_mac(mac, dev->wiphy->perm_addr), 768 wiphy_name(dev->wiphy), print_mac(mac, dev->wiphy->perm_addr),
782 priv->asic_rev, priv->rf_init == rtl8225_rf_init ? 769 priv->asic_rev, priv->rf->name);
783 "rtl8225" : "rtl8225z2");
784 770
785 return 0; 771 return 0;
786 772