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authorIvo van Doorn <ivdoorn@gmail.com>2008-03-25 14:13:18 +0100
committerJohn W. Linville <linville@tuxdriver.com>2008-03-25 16:42:00 -0400
commit3a643d244f09fa1fdd25d48a56a073c1a69583ee (patch)
tree3cd8423f72f37d66fdd2738409f72779da3911fc /drivers/net/wireless/rt2x00/rt2400pci.c
parent866a05038481d77cac6fc0186250b4c44e691b42 (diff)
rt2x00: Fix in_atomic() usage
rt73usb and rt2500usb used in_atomic to determine if a configuration step should be rescheduled or not. Since in_atomic() is not a valid method to determine if sleeping is allowed we should fix the way this is handled by adding a new flag to rt2x00. In addition mark LED class support for the drivers broken since that also uses the broken in_atomic() method but so far no solution exists to have LED triggers work only in scheduled context. Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2400pci.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2400pci.c92
1 files changed, 29 insertions, 63 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index c58b1c0abc3..a6e9c89c802 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -270,6 +270,31 @@ static void rt2400pci_led_brightness(struct led_classdev *led_cdev,
/*
* Configuration handlers.
*/
+static void rt2400pci_config_filter(struct rt2x00_dev *rt2x00dev,
+ const unsigned int filter_flags)
+{
+ u32 reg;
+
+ /*
+ * Start configuration steps.
+ * Note that the version error will always be dropped
+ * since there is no filter for it at this time.
+ */
+ rt2x00pci_register_read(rt2x00dev, RXCSR0, &reg);
+ rt2x00_set_field32(&reg, RXCSR0_DROP_CRC,
+ !(filter_flags & FIF_FCSFAIL));
+ rt2x00_set_field32(&reg, RXCSR0_DROP_PHYSICAL,
+ !(filter_flags & FIF_PLCPFAIL));
+ rt2x00_set_field32(&reg, RXCSR0_DROP_CONTROL,
+ !(filter_flags & FIF_CONTROL));
+ rt2x00_set_field32(&reg, RXCSR0_DROP_NOT_TO_ME,
+ !(filter_flags & FIF_PROMISC_IN_BSS));
+ rt2x00_set_field32(&reg, RXCSR0_DROP_TODS,
+ !(filter_flags & FIF_PROMISC_IN_BSS));
+ rt2x00_set_field32(&reg, RXCSR0_DROP_VERSION_ERROR, 1);
+ rt2x00pci_register_write(rt2x00dev, RXCSR0, reg);
+}
+
static void rt2400pci_config_intf(struct rt2x00_dev *rt2x00dev,
struct rt2x00_intf *intf,
struct rt2x00intf_conf *conf,
@@ -306,8 +331,8 @@ static void rt2400pci_config_intf(struct rt2x00_dev *rt2x00dev,
conf->bssid, sizeof(conf->bssid));
}
-static int rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev,
- struct rt2x00lib_erp *erp)
+static void rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev,
+ struct rt2x00lib_erp *erp)
{
int preamble_mask;
u32 reg;
@@ -347,8 +372,6 @@ static int rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, ARCSR5_SERVICE, 0x84);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, get_duration(ACK_SIZE, 110));
rt2x00pci_register_write(rt2x00dev, ARCSR5, reg);
-
- return 0;
}
static void rt2400pci_config_phymode(struct rt2x00_dev *rt2x00dev,
@@ -1397,64 +1420,6 @@ static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev)
/*
* IEEE80211 stack callback functions.
*/
-static void rt2400pci_configure_filter(struct ieee80211_hw *hw,
- unsigned int changed_flags,
- unsigned int *total_flags,
- int mc_count,
- struct dev_addr_list *mc_list)
-{
- struct rt2x00_dev *rt2x00dev = hw->priv;
- u32 reg;
-
- /*
- * Mask off any flags we are going to ignore from
- * the total_flags field.
- */
- *total_flags &=
- FIF_ALLMULTI |
- FIF_FCSFAIL |
- FIF_PLCPFAIL |
- FIF_CONTROL |
- FIF_OTHER_BSS |
- FIF_PROMISC_IN_BSS;
-
- /*
- * Apply some rules to the filters:
- * - Some filters imply different filters to be set.
- * - Some things we can't filter out at all.
- */
- *total_flags |= FIF_ALLMULTI;
- if (*total_flags & FIF_OTHER_BSS ||
- *total_flags & FIF_PROMISC_IN_BSS)
- *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS;
-
- /*
- * Check if there is any work left for us.
- */
- if (rt2x00dev->packet_filter == *total_flags)
- return;
- rt2x00dev->packet_filter = *total_flags;
-
- /*
- * Start configuration steps.
- * Note that the version error will always be dropped
- * since there is no filter for it at this time.
- */
- rt2x00pci_register_read(rt2x00dev, RXCSR0, &reg);
- rt2x00_set_field32(&reg, RXCSR0_DROP_CRC,
- !(*total_flags & FIF_FCSFAIL));
- rt2x00_set_field32(&reg, RXCSR0_DROP_PHYSICAL,
- !(*total_flags & FIF_PLCPFAIL));
- rt2x00_set_field32(&reg, RXCSR0_DROP_CONTROL,
- !(*total_flags & FIF_CONTROL));
- rt2x00_set_field32(&reg, RXCSR0_DROP_NOT_TO_ME,
- !(*total_flags & FIF_PROMISC_IN_BSS));
- rt2x00_set_field32(&reg, RXCSR0_DROP_TODS,
- !(*total_flags & FIF_PROMISC_IN_BSS));
- rt2x00_set_field32(&reg, RXCSR0_DROP_VERSION_ERROR, 1);
- rt2x00pci_register_write(rt2x00dev, RXCSR0, reg);
-}
-
static int rt2400pci_set_retry_limit(struct ieee80211_hw *hw,
u32 short_retry, u32 long_retry)
{
@@ -1580,7 +1545,7 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = {
.remove_interface = rt2x00mac_remove_interface,
.config = rt2x00mac_config,
.config_interface = rt2x00mac_config_interface,
- .configure_filter = rt2400pci_configure_filter,
+ .configure_filter = rt2x00mac_configure_filter,
.get_stats = rt2x00mac_get_stats,
.set_retry_limit = rt2400pci_set_retry_limit,
.bss_info_changed = rt2x00mac_bss_info_changed,
@@ -1608,6 +1573,7 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = {
.write_tx_data = rt2x00pci_write_tx_data,
.kick_tx_queue = rt2400pci_kick_tx_queue,
.fill_rxdone = rt2400pci_fill_rxdone,
+ .config_filter = rt2400pci_config_filter,
.config_intf = rt2400pci_config_intf,
.config_erp = rt2400pci_config_erp,
.config = rt2400pci_config,