add switch gpio init for bcm57xx (untested, see #2744)
[openwrt.git] / package / rt2x00 / src / rt2x00dev.c
index 448f1bc..043af31 100644 (file)
@@ -38,6 +38,7 @@
 #include <linux/etherdevice.h>
 
 #include "rt2x00.h"
+#include "rt2x00lib.h"
 #include "rt2x00dev.h"
 
 /*
@@ -67,6 +68,9 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev)
 
        ieee80211_start_queues(rt2x00dev->hw);
 
+       if (is_interface_present(&rt2x00dev->interface))
+               rt2x00_start_link_tune(rt2x00dev);
+
        return 0;
 }
 
@@ -75,6 +79,8 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev)
        if (!__test_and_clear_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags))
                return;
 
+       rt2x00_stop_link_tune(rt2x00dev);
+
        ieee80211_stop_queues(rt2x00dev->hw);
 
        rt2x00lib_toggle_rx(rt2x00dev, 0);
@@ -87,7 +93,7 @@ void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, int enable)
        /*
         * When we are disabling the rx, we should also stop the link tuner.
         */
-       if (!enable && work_pending(&rt2x00dev->link.work.work))
+       if (!enable)
                rt2x00_stop_link_tune(rt2x00dev);
 
        rt2x00dev->ops->lib->set_device_state(rt2x00dev,
@@ -96,7 +102,7 @@ void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, int enable)
        /*
         * When we are enabling the rx, we should also start the link tuner.
         */
-       if (enable)
+       if (enable && is_interface_present(&rt2x00dev->interface))
                rt2x00_start_link_tune(rt2x00dev);
 }
 
@@ -104,7 +110,6 @@ static void rt2x00lib_link_tuner(struct work_struct *work)
 {
        struct rt2x00_dev *rt2x00dev =
                container_of(work, struct rt2x00_dev, link.work.work);
-       int rssi;
 
        /*
         * Update promisc mode (this function will first check
@@ -119,20 +124,13 @@ static void rt2x00lib_link_tuner(struct work_struct *work)
        if (test_bit(CONFIG_DISABLE_LINK_TUNING, &rt2x00dev->flags))
                return;
 
-       /*
-        * Retrieve link quality.
-        * Also convert rssi to dBm using the max_rssi value.
-        */
-       rssi = rt2x00_get_link_rssi(&rt2x00dev->link);
-       rssi -= rt2x00dev->hw->max_rssi;
-
-       rt2x00dev->ops->lib->link_tuner(rt2x00dev, rssi);
+       rt2x00dev->ops->lib->link_tuner(rt2x00dev);
 
        /*
         * Increase tuner counter, and reschedule the next link tuner run.
         */
        rt2x00dev->link.count++;
-       queue_delayed_work(rt2x00dev->workqueue, &rt2x00dev->link.work,
+       queue_delayed_work(rt2x00dev->hw->workqueue, &rt2x00dev->link.work,
                LINK_TUNE_INTERVAL);
 }
 
@@ -422,23 +420,6 @@ static int rt2x00lib_init_hw(struct rt2x00_dev *rt2x00dev)
        struct hw_mode_spec *spec = &rt2x00dev->spec;
        int status;
 
-       /*
-        * Initialize device.
-        */
-       SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->device);
-
-       /*
-        * Initialize MAC address.
-        */
-       if (!is_valid_ether_addr(spec->mac_addr)) {
-               ERROR(rt2x00dev, "Invalid MAC addr: " MAC_FMT ".\n",
-                       MAC_ARG(spec->mac_addr));
-               return -EINVAL;
-       }
-
-       rt2x00dev->ops->lib->config_mac_addr(rt2x00dev, spec->mac_addr);
-       SET_IEEE80211_PERM_ADDR(rt2x00dev->hw, spec->mac_addr);
-
        /*
         * Initialize HW modes.
         */
@@ -463,7 +444,7 @@ static int rt2x00lib_init_hw(struct rt2x00_dev *rt2x00dev)
 /*
  * Initialization/uninitialization handlers.
  */
-static int rt2x00lib_alloc_ring(struct data_ring *ring,
+static int rt2x00lib_alloc_ring_entries(struct data_ring *ring,
        const u16 max_entries, const u16 data_size, const u16 desc_size)
 {
        struct data_entry *entry;
@@ -491,14 +472,14 @@ static int rt2x00lib_alloc_ring(struct data_ring *ring,
        return 0;
 }
 
-static int rt2x00lib_allocate_rings(struct rt2x00_dev *rt2x00dev)
+static int rt2x00lib_allocate_ring_entries(struct rt2x00_dev *rt2x00dev)
 {
        struct data_ring *ring;
 
        /*
         * Allocate the RX ring.
         */
-       if (rt2x00lib_alloc_ring(rt2x00dev->rx,
+       if (rt2x00lib_alloc_ring_entries(rt2x00dev->rx,
                RX_ENTRIES, DATA_FRAME_SIZE, rt2x00dev->ops->rxd_size))
                return -ENOMEM;
 
@@ -506,7 +487,7 @@ static int rt2x00lib_allocate_rings(struct rt2x00_dev *rt2x00dev)
         * First allocate the TX rings.
         */
        txring_for_each(rt2x00dev, ring) {
-               if (rt2x00lib_alloc_ring(ring,
+               if (rt2x00lib_alloc_ring_entries(ring,
                        TX_ENTRIES, DATA_FRAME_SIZE, rt2x00dev->ops->txd_size))
                        return -ENOMEM;
        }
@@ -514,7 +495,7 @@ static int rt2x00lib_allocate_rings(struct rt2x00_dev *rt2x00dev)
        /*
         * Allocate the BEACON ring.
         */
-       if (rt2x00lib_alloc_ring(&rt2x00dev->bcn[0],
+       if (rt2x00lib_alloc_ring_entries(&rt2x00dev->bcn[0],
                BEACON_ENTRIES, MGMT_FRAME_SIZE, rt2x00dev->ops->txd_size))
                return -ENOMEM;
 
@@ -522,7 +503,7 @@ static int rt2x00lib_allocate_rings(struct rt2x00_dev *rt2x00dev)
         * Allocate the Atim ring.
         */
        if (test_bit(DEVICE_SUPPORT_ATIM, &rt2x00dev->flags)) {
-               if (rt2x00lib_alloc_ring(&rt2x00dev->bcn[1],
+               if (rt2x00lib_alloc_ring_entries(&rt2x00dev->bcn[1],
                        ATIM_ENTRIES, DATA_FRAME_SIZE, rt2x00dev->ops->txd_size))
                        return -ENOMEM;
        }
@@ -530,7 +511,7 @@ static int rt2x00lib_allocate_rings(struct rt2x00_dev *rt2x00dev)
        return 0;
 }
 
-static void rt2x00lib_free_rings(struct rt2x00_dev *rt2x00dev)
+static void rt2x00lib_free_ring_entries(struct rt2x00_dev *rt2x00dev)
 {
        struct data_ring *ring;
 
@@ -550,7 +531,7 @@ int rt2x00lib_initialize(struct rt2x00_dev *rt2x00dev)
        /*
         * Allocate all data rings.
         */
-       status = rt2x00lib_allocate_rings(rt2x00dev);
+       status = rt2x00lib_allocate_ring_entries(rt2x00dev);
        if (status) {
                ERROR(rt2x00dev, "DMA allocation failed.\n");
                return status;
@@ -578,7 +559,7 @@ exit_unitialize:
        rt2x00lib_uninitialize(rt2x00dev);
 
 exit:
-       rt2x00lib_free_rings(rt2x00dev);
+       rt2x00lib_free_ring_entries(rt2x00dev);
 
        return status;
 }
@@ -588,11 +569,6 @@ void rt2x00lib_uninitialize(struct rt2x00_dev *rt2x00dev)
        if (!__test_and_clear_bit(DEVICE_INITIALIZED, &rt2x00dev->flags))
                return;
 
-       /*
-        * Flush out all pending work.
-        */
-       flush_workqueue(rt2x00dev->workqueue);
-
        /*
         * Unregister rfkill.
         */
@@ -606,7 +582,7 @@ void rt2x00lib_uninitialize(struct rt2x00_dev *rt2x00dev)
        /*
         * Free allocated datarings.
         */
-       rt2x00lib_free_rings(rt2x00dev);
+       rt2x00lib_free_ring_entries(rt2x00dev);
 }
 
 /*
@@ -659,13 +635,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 {
        int retval = -ENOMEM;
 
-       /*
-        * Create workqueue.
-        */
-       rt2x00dev->workqueue = create_singlethread_workqueue(DRV_NAME);
-       if (!rt2x00dev->workqueue)
-               goto exit;
-
        /*
         * Let the driver probe the device to detect the capabilities.
         */
@@ -763,14 +732,6 @@ void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev)
         */
        rt2x00lib_deinit_hw(rt2x00dev);
 
-       /*
-        * Free workqueue.
-        */
-       if (likely(rt2x00dev->workqueue)) {
-               destroy_workqueue(rt2x00dev->workqueue);
-               rt2x00dev->workqueue = NULL;
-       }
-
        /*
         * Free ring structures.
         */
@@ -824,13 +785,6 @@ int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev)
                return retval;
        }
 
-       /*
-        * Set device mode to awake for power management.
-        */
-       retval = rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_AWAKE);
-       if (retval)
-               return retval;
-
        return 0;
 }
 EXPORT_SYMBOL_GPL(rt2x00lib_resume);
@@ -914,14 +868,14 @@ void rt2x00lib_rxdone(struct data_entry *entry, char *data,
                         */
                        if (signal & 0x08)
                                val = rate->val2;
-                       val = rate->val;
+                       else
+                               val = rate->val;
                        break;
                }
        }
 
        rx_status->rate = val;
        rx_status->ssi = rssi;
-       rx_status->noise = rt2x00dev->link.curr_noise;
        rt2x00_update_link_rssi(&rt2x00dev->link, rssi);
 
        /*
@@ -1001,12 +955,6 @@ void rt2x00lib_write_tx_desc(struct rt2x00_dev *rt2x00dev,
        if (ieee80211_get_morefrag(ieee80211hdr))
                __set_bit(ENTRY_TXD_MORE_FRAG, &entry->flags);
 
-       /*
-        * Check if this is a new sequence
-        */
-       if ((seq_ctrl & IEEE80211_SCTL_FRAG) == 0)
-               __set_bit(ENTRY_TXD_NEW_SEQ, &entry->flags);
-
        /*
         * Beacons and probe responses require the tsf timestamp
         * to be inserted into the frame.
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