>From Ivo van Doorn <[EMAIL PROTECTED]>
The reset function can be greatly simplified.
when a reset is required the best thing to do,
is to switch the radio off and on again.
Signed-off-by: Ivo van Doorn <[EMAIL PROTECTED]>
---
diff -rU3 wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt2400pci.c
wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt2400pci.c
--- wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt2400pci.c
2006-07-25 23:27:17.000000000 +0200
+++ wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt2400pci.c
2006-07-26 10:41:21.000000000 +0200
@@ -1905,42 +1905,9 @@
static int rt2400pci_reset(struct net_device *net_dev)
{
struct rt2x00_dev *rt2x00dev = ieee80211_dev_hw_data(net_dev);
- u32 reg;
-
- /*
- * Cancel RX and TX.
- */
- rt2x00_register_read(rt2x00dev, TXCSR0, ®);
- rt2x00_set_field32(®, TXCSR0_ABORT, 1);
- rt2x00_register_write(rt2x00dev, TXCSR0, reg);
-
- rt2x00_register_read(rt2x00dev, RXCSR0, ®);
- rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 1);
- rt2x00_register_write(rt2x00dev, RXCSR0, reg);
-
- /*
- * Clear interrupts.
- */
- rt2x00_register_read(rt2x00dev, CSR7, ®);
- rt2x00_register_write(rt2x00dev, CSR7, reg);
- /*
- * Clear all rings, and reinitialize.
- */
- rt2400pci_init_rxdesc(rt2x00dev, &rt2x00dev->ring[RING_RX]);
- rt2400pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_TX]);
- rt2400pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_ATIM]);
- rt2400pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_PRIO]);
- rt2400pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_BEACON]);
-
- /*
- * Enable RX again.
- */
- rt2x00_register_read(rt2x00dev, RXCSR0, ®);
- rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 0);
- rt2x00_register_write(rt2x00dev, RXCSR0, reg);
-
- return 0;
+ rt2400pci_disable_radio(rt2x00dev);
+ return rt2400pci_enable_radio(rt2x00dev);
}
static int rt2400pci_add_interface(struct net_device *net_dev,
diff -rU3 wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt2500pci.c
wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt2500pci.c
--- wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt2500pci.c
2006-07-25 23:27:54.000000000 +0200
+++ wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt2500pci.c
2006-07-26 10:41:32.000000000 +0200
@@ -2040,42 +2040,9 @@
static int rt2500pci_reset(struct net_device *net_dev)
{
struct rt2x00_dev *rt2x00dev = ieee80211_dev_hw_data(net_dev);
- u32 reg;
-
- /*
- * Cancel RX and TX.
- */
- rt2x00_register_read(rt2x00dev, TXCSR0, ®);
- rt2x00_set_field32(®, TXCSR0_ABORT, 1);
- rt2x00_register_write(rt2x00dev, TXCSR0, reg);
-
- rt2x00_register_read(rt2x00dev, RXCSR0, ®);
- rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 1);
- rt2x00_register_write(rt2x00dev, RXCSR0, reg);
-
- /*
- * Clear interrupts.
- */
- rt2x00_register_read(rt2x00dev, CSR7, ®);
- rt2x00_register_write(rt2x00dev, CSR7, reg);
- /*
- * Clear all rings, and reinitialize.
- */
- rt2500pci_init_rxdesc(rt2x00dev, &rt2x00dev->ring[RING_RX]);
- rt2500pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_TX]);
- rt2500pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_ATIM]);
- rt2500pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_PRIO]);
- rt2500pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_BEACON]);
-
- /*
- * Enable RX again.
- */
- rt2x00_register_read(rt2x00dev, RXCSR0, ®);
- rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 0);
- rt2x00_register_write(rt2x00dev, RXCSR0, reg);
-
- return 0;
+ rt2500pci_disable_radio(rt2x00dev);
+ return rt2500pci_enable_radio(rt2x00dev);
}
static int rt2500pci_add_interface(struct net_device *net_dev,
diff -rU3 wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt2500usb.c
wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt2500usb.c
--- wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt2500usb.c
2006-07-25 23:28:54.000000000 +0200
+++ wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt2500usb.c
2006-07-26 10:42:02.000000000 +0200
@@ -1738,28 +1738,12 @@
return NETDEV_TX_OK;
}
-static inline void rt2500usb_reset_ring(struct data_ring *ring)
-{
- unsigned int i;
-
- for (i = 0; i < ring->stats.limit; i++)
- usb_kill_urb(ring->entry[i].urb);
-}
-
static int rt2500usb_reset(struct net_device *net_dev)
{
struct rt2x00_dev *rt2x00dev = ieee80211_dev_hw_data(net_dev);
- rt2500usb_reset_ring(&rt2x00dev->ring[RING_RX]);
- rt2500usb_reset_ring(&rt2x00dev->ring[RING_TX]);
- rt2500usb_reset_ring(&rt2x00dev->ring[RING_ATIM]);
- rt2500usb_reset_ring(&rt2x00dev->ring[RING_PRIO]);
- rt2500usb_reset_ring(&rt2x00dev->ring[RING_BEACON]);
-
- /*
- * Reinitialize rings.
- */
- return rt2500usb_init_rings(rt2x00dev);
+ rt2500usb_disable_radio(rt2x00dev);
+ return rt2500usb_enable_radio(rt2x00dev);
}
static int rt2500usb_add_interface(struct net_device *net_dev,
diff -rU3 wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt61pci.c
wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt61pci.c
--- wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt61pci.c
2006-07-25 23:29:39.000000000 +0200
+++ wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt61pci.c
2006-07-26
10:41:48.000000000 +0200
@@ -2555,51 +2555,9 @@
static int rt61pci_reset(struct net_device *net_dev)
{
struct rt2x00_dev *rt2x00dev = ieee80211_dev_hw_data(net_dev);
- u32 reg;
-
- /*
- * Cancel RX and TX.
- */
- rt2x00_register_read(rt2x00dev, TX_CNTL_CSR, ®);
- rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC0, 1);
- rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC1, 1);
- rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC2, 1);
- rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC3, 1);
- rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_MGMT, 1);
- rt2x00_register_write(rt2x00dev, TX_CNTL_CSR, reg);
-
- rt2x00_register_read(rt2x00dev, TXRX_CSR0, ®);
- rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 1);
- rt2x00_register_write(rt2x00dev, TXRX_CSR0, reg);
-
- /*
- * Clear interrupts.
- */
- rt2x00_register_read(rt2x00dev, MCU_INT_SOURCE_CSR, ®);
- rt2x00_register_write(rt2x00dev, MCU_INT_SOURCE_CSR, reg);
-
- rt2x00_register_read(rt2x00dev, INT_SOURCE_CSR, ®);
- rt2x00_register_write(rt2x00dev, INT_SOURCE_CSR, reg);
- /*
- * Clear all rings, and reinitialize.
- */
- rt61pci_init_rxdesc(rt2x00dev, &rt2x00dev->ring[RING_RX]);
- rt61pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_AC_BK]);
- rt61pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_AC_BE]);
- rt61pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_AC_VI]);
- rt61pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_AC_VO]);
- rt61pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_PRIO]);
- rt61pci_init_txdesc(rt2x00dev, &rt2x00dev->ring[RING_BEACON]);
-
- /*
- * Enable RX again.
- */
- rt2x00_register_read(rt2x00dev, TXRX_CSR0, ®);
- rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 0);
- rt2x00_register_write(rt2x00dev, TXRX_CSR0, reg);
-
- return 0;
+ rt61pci_disable_radio(rt2x00dev);
+ return rt61pci_enable_radio(rt2x00dev);
}
static int rt61pci_add_interface(struct net_device *net_dev,
diff -rU3 wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt73usb.c
wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt73usb.c
--- wireless-dev-suspend/drivers/net/wireless/d80211/rt2x00/rt73usb.c
2006-07-25 23:30:19.000000000 +0200
+++ wireless-dev-reset/drivers/net/wireless/d80211/rt2x00/rt73usb.c
2006-07-26
10:42:19.000000000 +0200
@@ -2053,30 +2053,11 @@
return NETDEV_TX_OK;
}
-static inline void rt73usb_reset_ring(struct data_ring *ring)
-{
- unsigned int i;
-
- for (i = 0; i < ring->stats.limit; i++)
- usb_kill_urb(ring->entry[i].urb);
-}
-
static int rt73usb_reset(struct net_device *net_dev)
{
struct rt2x00_dev *rt2x00dev = ieee80211_dev_hw_data(net_dev);
-
- rt73usb_reset_ring(&rt2x00dev->ring[RING_RX]);
- rt73usb_reset_ring(&rt2x00dev->ring[RING_AC_BK]);
- rt73usb_reset_ring(&rt2x00dev->ring[RING_AC_BE]);
- rt73usb_reset_ring(&rt2x00dev->ring[RING_AC_VI]);
- rt73usb_reset_ring(&rt2x00dev->ring[RING_AC_VO]);
- rt73usb_reset_ring(&rt2x00dev->ring[RING_PRIO]);
- rt73usb_reset_ring(&rt2x00dev->ring[RING_BEACON]);
-
- /*
- * Reinitialize rings.
- */
- return rt73usb_init_rings(rt2x00dev);
+ rt73usb_disable_radio(rt2x00dev);
+ return rt73usb_enable_radio(rt2x00dev);
}
static int rt73usb_add_interface(struct net_device *net_dev,
-
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