Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

1 files changed, 2 insertions, 135 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index 22dd6d9e2981..b2de43e4f656 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1,5 +1,5 @@
 /*
-        Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
+        Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
         <http://rt2x00.serialmonkey.com>
 
         This program is free software; you can redistribute it and/or modify
@@ -716,139 +716,6 @@ static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev,
 }
 
 /*
- * NOTE: This function is directly ported from legacy driver, but
- * despite it being declared it was never called. Although link tuning
- * sounds like a good idea, and usually works well for the other drivers,
- * it does _not_ work with rt2500usb. Enabling this function will result
- * in TX capabilities only until association kicks in. Immediately
- * after the successful association all TX frames will be kept in the
- * hardware queue and never transmitted.
- */
-#if 0
-static void rt2500usb_link_tuner(struct rt2x00_dev *rt2x00dev)
-{
-        int rssi = rt2x00_get_link_rssi(&rt2x00dev->link);
-        u16 bbp_thresh;
-        u16 vgc_bound;
-        u16 sens;
-        u16 r24;
-        u16 r25;
-        u16 r61;
-        u16 r17_sens;
-        u8 r17;
-        u8 up_bound;
-        u8 low_bound;
-
-        /*
-         * Read current r17 value, as well as the sensitivity values
-         * for the r17 register.
-         */
-        rt2500usb_bbp_read(rt2x00dev, 17, &r17);
-        rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R17, &r17_sens);
-
-        rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_VGC, &vgc_bound);
-        up_bound = rt2x00_get_field16(vgc_bound, EEPROM_BBPTUNE_VGCUPPER);
-        low_bound = rt2x00_get_field16(vgc_bound, EEPROM_BBPTUNE_VGCLOWER);
-
-        /*
-         * If we are not associated, we should go straight to the
-         * dynamic CCA tuning.
-         */
-        if (!rt2x00dev->intf_associated)
-                goto dynamic_cca_tune;
-
-        /*
-         * Determine the BBP tuning threshold and correctly
-         * set BBP 24, 25 and 61.
-         */
-        rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE, &bbp_thresh);
-        bbp_thresh = rt2x00_get_field16(bbp_thresh, EEPROM_BBPTUNE_THRESHOLD);
-
-        rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R24, &r24);
-        rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R25, &r25);
-        rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R61, &r61);
-
-        if ((rssi + bbp_thresh) > 0) {
-                r24 = rt2x00_get_field16(r24, EEPROM_BBPTUNE_R24_HIGH);
-                r25 = rt2x00_get_field16(r25, EEPROM_BBPTUNE_R25_HIGH);
-                r61 = rt2x00_get_field16(r61, EEPROM_BBPTUNE_R61_HIGH);
-        } else {
-                r24 = rt2x00_get_field16(r24, EEPROM_BBPTUNE_R24_LOW);
-                r25 = rt2x00_get_field16(r25, EEPROM_BBPTUNE_R25_LOW);
-                r61 = rt2x00_get_field16(r61, EEPROM_BBPTUNE_R61_LOW);
-        }
-
-        rt2500usb_bbp_write(rt2x00dev, 24, r24);
-        rt2500usb_bbp_write(rt2x00dev, 25, r25);
-        rt2500usb_bbp_write(rt2x00dev, 61, r61);
-
-        /*
-         * A too low RSSI will cause too much false CCA which will
-         * then corrupt the R17 tuning. To remidy this the tuning should
-         * be stopped (While making sure the R17 value will not exceed limits)
-         */
-        if (rssi >= -40) {
-                if (r17 != 0x60)
-                        rt2500usb_bbp_write(rt2x00dev, 17, 0x60);
-                return;
-        }
-
-        /*
-         * Special big-R17 for short distance
-         */
-        if (rssi >= -58) {
-                sens = rt2x00_get_field16(r17_sens, EEPROM_BBPTUNE_R17_LOW);
-                if (r17 != sens)
-                        rt2500usb_bbp_write(rt2x00dev, 17, sens);
-                return;
-        }
-
-        /*
-         * Special mid-R17 for middle distance
-         */
-        if (rssi >= -74) {
-                sens = rt2x00_get_field16(r17_sens, EEPROM_BBPTUNE_R17_HIGH);
-                if (r17 != sens)
-                        rt2500usb_bbp_write(rt2x00dev, 17, sens);
-                return;
-        }
-
-        /*
-         * Leave short or middle distance condition, restore r17
-         * to the dynamic tuning range.
-         */
-        low_bound = 0x32;
-        if (rssi < -77)
-                up_bound -= (-77 - rssi);
-
-        if (up_bound < low_bound)
-                up_bound = low_bound;
-
-        if (r17 > up_bound) {
-                rt2500usb_bbp_write(rt2x00dev, 17, up_bound);
-                rt2x00dev->link.vgc_level = up_bound;
-                return;
-        }
-
-dynamic_cca_tune:
-
-        /*
-         * R17 is inside the dynamic tuning range,
-         * start tuning the link based on the false cca counter.
-         */
-        if (rt2x00dev->link.qual.false_cca > 512 && r17 < up_bound) {
-                rt2500usb_bbp_write(rt2x00dev, 17, ++r17);
-                rt2x00dev->link.vgc_level = r17;
-        } else if (rt2x00dev->link.qual.false_cca < 100 && r17 > low_bound) {
-                rt2500usb_bbp_write(rt2x00dev, 17, --r17);
-                rt2x00dev->link.vgc_level = r17;
-        }
-}
-#else
-#define rt2500usb_link_tuner    NULL
-#endif
-
-/*
  * Initialization functions.
  */
 static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev)
@@ -1542,6 +1409,7 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
         value = rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RF_TYPE);
         rt2500usb_register_read(rt2x00dev, MAC_CSR0, &reg);
         rt2x00_set_chip(rt2x00dev, RT2570, value, reg);
+        rt2x00_print_chip(rt2x00dev);
 
         if (!rt2x00_check_rev(&rt2x00dev->chip, 0x000ffff0, 0) ||
             rt2x00_check_rev(&rt2x00dev->chip, 0x0000000f, 0)) {
@@ -1910,7 +1778,6 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
         .rfkill_poll            = rt2500usb_rfkill_poll,
         .link_stats             = rt2500usb_link_stats,
         .reset_tuner            = rt2500usb_reset_tuner,
-        .link_tuner             = rt2500usb_link_tuner,
         .write_tx_desc          = rt2500usb_write_tx_desc,
         .write_tx_data          = rt2x00usb_write_tx_data,
         .write_beacon           = rt2500usb_write_beacon,