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提交 02044643 编写于 作者: H Helmut Schaa 提交者： John W. Linville
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rt2x00: Check for specific changed flags when updating the erp config 

Previously rt2x00 was always updating all erp related config variables
even though mac80211 might only have changed one. Hence, pass the
changed flags to the config_erp driver callback so that the driver
can limit the changes to the correct values.

This fixes an issue in AP mode where the beacon interval is not
initialized (and thus zero) but still sent to the hardware causing an
interrupt storm on rt2800pci hanging the system.
Signed-off-by: NHelmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: NIvo van Doorn <IvDoorn@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 47ee3eb1
隐藏空白更改
内联 并排
Showing with 256 addition and 181 deletion
drivers/net/wireless/rt2x00/rt2400pci.c
浏览文件 @ 02044643
...@@ -321,7 +321,8 @@ static void rt2400pci_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -321,7 +321,8 @@ static void rt2400pci_config_intf(struct rt2x00_dev *rt2x00dev,
} }
static void rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev, static void rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_erp *erp) struct rt2x00lib_erp *erp,
u32 changed)
{ {
int preamble_mask; int preamble_mask;
u32 reg; u32 reg;
...@@ -329,59 +330,72 @@ static void rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev, ...@@ -329,59 +330,72 @@ static void rt2400pci_config_erp(struct rt2x00_dev *rt2x00dev,
/* /*
* When short preamble is enabled, we should set bit 0x08 * When short preamble is enabled, we should set bit 0x08
*/ */
preamble_mask = erp->short_preamble << 3; if (changed & BSS_CHANGED_ERP_PREAMBLE) {
preamble_mask = erp->short_preamble << 3;
rt2x00pci_register_read(rt2x00dev, TXCSR1, &reg);
rt2x00_set_field32(&reg, TXCSR1_ACK_TIMEOUT, 0x1ff); rt2x00pci_register_read(rt2x00dev, TXCSR1, &reg);
rt2x00_set_field32(&reg, TXCSR1_ACK_CONSUME_TIME, 0x13a); rt2x00_set_field32(&reg, TXCSR1_ACK_TIMEOUT, 0x1ff);
rt2x00_set_field32(&reg, TXCSR1_TSF_OFFSET, IEEE80211_HEADER); rt2x00_set_field32(&reg, TXCSR1_ACK_CONSUME_TIME, 0x13a);
rt2x00_set_field32(&reg, TXCSR1_AUTORESPONDER, 1); rt2x00_set_field32(&reg, TXCSR1_TSF_OFFSET, IEEE80211_HEADER);
rt2x00pci_register_write(rt2x00dev, TXCSR1, reg); rt2x00_set_field32(&reg, TXCSR1_AUTORESPONDER, 1);
rt2x00pci_register_write(rt2x00dev, TXCSR1, reg);
rt2x00pci_register_read(rt2x00dev, ARCSR2, &reg);
rt2x00_set_field32(&reg, ARCSR2_SIGNAL, 0x00); rt2x00pci_register_read(rt2x00dev, ARCSR2, &reg);
rt2x00_set_field32(&reg, ARCSR2_SERVICE, 0x04); rt2x00_set_field32(&reg, ARCSR2_SIGNAL, 0x00);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 10)); rt2x00_set_field32(&reg, ARCSR2_SERVICE, 0x04);
rt2x00pci_register_write(rt2x00dev, ARCSR2, reg); rt2x00_set_field32(&reg, ARCSR2_LENGTH,
GET_DURATION(ACK_SIZE, 10));
rt2x00pci_register_read(rt2x00dev, ARCSR3, &reg); rt2x00pci_register_write(rt2x00dev, ARCSR2, reg);
rt2x00_set_field32(&reg, ARCSR3_SIGNAL, 0x01 | preamble_mask);
rt2x00_set_field32(&reg, ARCSR3_SERVICE, 0x04); rt2x00pci_register_read(rt2x00dev, ARCSR3, &reg);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 20)); rt2x00_set_field32(&reg, ARCSR3_SIGNAL, 0x01 | preamble_mask);
rt2x00pci_register_write(rt2x00dev, ARCSR3, reg); rt2x00_set_field32(&reg, ARCSR3_SERVICE, 0x04);
rt2x00_set_field32(&reg, ARCSR2_LENGTH,
rt2x00pci_register_read(rt2x00dev, ARCSR4, &reg); GET_DURATION(ACK_SIZE, 20));
rt2x00_set_field32(&reg, ARCSR4_SIGNAL, 0x02 | preamble_mask); rt2x00pci_register_write(rt2x00dev, ARCSR3, reg);
rt2x00_set_field32(&reg, ARCSR4_SERVICE, 0x04);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 55)); rt2x00pci_register_read(rt2x00dev, ARCSR4, &reg);
rt2x00pci_register_write(rt2x00dev, ARCSR4, reg); rt2x00_set_field32(&reg, ARCSR4_SIGNAL, 0x02 | preamble_mask);
rt2x00_set_field32(&reg, ARCSR4_SERVICE, 0x04);
rt2x00pci_register_read(rt2x00dev, ARCSR5, &reg); rt2x00_set_field32(&reg, ARCSR2_LENGTH,
rt2x00_set_field32(&reg, ARCSR5_SIGNAL, 0x03 | preamble_mask); GET_DURATION(ACK_SIZE, 55));
rt2x00_set_field32(&reg, ARCSR5_SERVICE, 0x84); rt2x00pci_register_write(rt2x00dev, ARCSR4, reg);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 110));
rt2x00pci_register_write(rt2x00dev, ARCSR5, reg); rt2x00pci_register_read(rt2x00dev, ARCSR5, &reg);
rt2x00_set_field32(&reg, ARCSR5_SIGNAL, 0x03 | preamble_mask);
rt2x00pci_register_write(rt2x00dev, ARCSR1, erp->basic_rates); rt2x00_set_field32(&reg, ARCSR5_SERVICE, 0x84);
rt2x00_set_field32(&reg, ARCSR2_LENGTH,
GET_DURATION(ACK_SIZE, 110));
rt2x00pci_register_write(rt2x00dev, ARCSR5, reg);
}
rt2x00pci_register_read(rt2x00dev, CSR11, &reg); if (changed & BSS_CHANGED_BASIC_RATES)
rt2x00_set_field32(&reg, CSR11_SLOT_TIME, erp->slot_time); rt2x00pci_register_write(rt2x00dev, ARCSR1, erp->basic_rates);
rt2x00pci_register_write(rt2x00dev, CSR11, reg);
rt2x00pci_register_read(rt2x00dev, CSR12, &reg); if (changed & BSS_CHANGED_ERP_SLOT) {
rt2x00_set_field32(&reg, CSR12_BEACON_INTERVAL, erp->beacon_int * 16); rt2x00pci_register_read(rt2x00dev, CSR11, &reg);
rt2x00_set_field32(&reg, CSR12_CFP_MAX_DURATION, erp->beacon_int * 16); rt2x00_set_field32(&reg, CSR11_SLOT_TIME, erp->slot_time);
rt2x00pci_register_write(rt2x00dev, CSR12, reg); rt2x00pci_register_write(rt2x00dev, CSR11, reg);
rt2x00pci_register_read(rt2x00dev, CSR18, &reg); rt2x00pci_register_read(rt2x00dev, CSR18, &reg);
rt2x00_set_field32(&reg, CSR18_SIFS, erp->sifs); rt2x00_set_field32(&reg, CSR18_SIFS, erp->sifs);
rt2x00_set_field32(&reg, CSR18_PIFS, erp->pifs); rt2x00_set_field32(&reg, CSR18_PIFS, erp->pifs);
rt2x00pci_register_write(rt2x00dev, CSR18, reg); rt2x00pci_register_write(rt2x00dev, CSR18, reg);
rt2x00pci_register_read(rt2x00dev, CSR19, &reg); rt2x00pci_register_read(rt2x00dev, CSR19, &reg);
rt2x00_set_field32(&reg, CSR19_DIFS, erp->difs); rt2x00_set_field32(&reg, CSR19_DIFS, erp->difs);
rt2x00_set_field32(&reg, CSR19_EIFS, erp->eifs); rt2x00_set_field32(&reg, CSR19_EIFS, erp->eifs);
rt2x00pci_register_write(rt2x00dev, CSR19, reg); rt2x00pci_register_write(rt2x00dev, CSR19, reg);
}
if (changed & BSS_CHANGED_BEACON_INT) {
rt2x00pci_register_read(rt2x00dev, CSR12, &reg);
rt2x00_set_field32(&reg, CSR12_BEACON_INTERVAL,
erp->beacon_int * 16);
rt2x00_set_field32(&reg, CSR12_CFP_MAX_DURATION,
erp->beacon_int * 16);
rt2x00pci_register_write(rt2x00dev, CSR12, reg);
}
} }
static void rt2400pci_config_ant(struct rt2x00_dev *rt2x00dev, static void rt2400pci_config_ant(struct rt2x00_dev *rt2x00dev,
......
drivers/net/wireless/rt2x00/rt2500pci.c
浏览文件 @ 02044643
...@@ -327,7 +327,8 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -327,7 +327,8 @@ static void rt2500pci_config_intf(struct rt2x00_dev *rt2x00dev,
} }
static void rt2500pci_config_erp(struct rt2x00_dev *rt2x00dev, static void rt2500pci_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_erp *erp) struct rt2x00lib_erp *erp,
u32 changed)
{ {
int preamble_mask; int preamble_mask;
u32 reg; u32 reg;
...@@ -335,59 +336,73 @@ static void rt2500pci_config_erp(struct rt2x00_dev *rt2x00dev, ...@@ -335,59 +336,73 @@ static void rt2500pci_config_erp(struct rt2x00_dev *rt2x00dev,
/* /*
* When short preamble is enabled, we should set bit 0x08 * When short preamble is enabled, we should set bit 0x08
*/ */
preamble_mask = erp->short_preamble << 3; if (changed & BSS_CHANGED_ERP_PREAMBLE) {
preamble_mask = erp->short_preamble << 3;
rt2x00pci_register_read(rt2x00dev, TXCSR1, &reg);
rt2x00_set_field32(&reg, TXCSR1_ACK_TIMEOUT, 0x162); rt2x00pci_register_read(rt2x00dev, TXCSR1, &reg);
rt2x00_set_field32(&reg, TXCSR1_ACK_CONSUME_TIME, 0xa2); rt2x00_set_field32(&reg, TXCSR1_ACK_TIMEOUT, 0x162);
rt2x00_set_field32(&reg, TXCSR1_TSF_OFFSET, IEEE80211_HEADER); rt2x00_set_field32(&reg, TXCSR1_ACK_CONSUME_TIME, 0xa2);
rt2x00_set_field32(&reg, TXCSR1_AUTORESPONDER, 1); rt2x00_set_field32(&reg, TXCSR1_TSF_OFFSET, IEEE80211_HEADER);
rt2x00pci_register_write(rt2x00dev, TXCSR1, reg); rt2x00_set_field32(&reg, TXCSR1_AUTORESPONDER, 1);
rt2x00pci_register_write(rt2x00dev, TXCSR1, reg);
rt2x00pci_register_read(rt2x00dev, ARCSR2, &reg);
rt2x00_set_field32(&reg, ARCSR2_SIGNAL, 0x00); rt2x00pci_register_read(rt2x00dev, ARCSR2, &reg);
rt2x00_set_field32(&reg, ARCSR2_SERVICE, 0x04); rt2x00_set_field32(&reg, ARCSR2_SIGNAL, 0x00);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 10)); rt2x00_set_field32(&reg, ARCSR2_SERVICE, 0x04);
rt2x00pci_register_write(rt2x00dev, ARCSR2, reg); rt2x00_set_field32(&reg, ARCSR2_LENGTH,
GET_DURATION(ACK_SIZE, 10));
rt2x00pci_register_read(rt2x00dev, ARCSR3, &reg); rt2x00pci_register_write(rt2x00dev, ARCSR2, reg);
rt2x00_set_field32(&reg, ARCSR3_SIGNAL, 0x01 | preamble_mask);
rt2x00_set_field32(&reg, ARCSR3_SERVICE, 0x04); rt2x00pci_register_read(rt2x00dev, ARCSR3, &reg);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 20)); rt2x00_set_field32(&reg, ARCSR3_SIGNAL, 0x01 | preamble_mask);
rt2x00pci_register_write(rt2x00dev, ARCSR3, reg); rt2x00_set_field32(&reg, ARCSR3_SERVICE, 0x04);
rt2x00_set_field32(&reg, ARCSR2_LENGTH,
rt2x00pci_register_read(rt2x00dev, ARCSR4, &reg); GET_DURATION(ACK_SIZE, 20));
rt2x00_set_field32(&reg, ARCSR4_SIGNAL, 0x02 | preamble_mask); rt2x00pci_register_write(rt2x00dev, ARCSR3, reg);
rt2x00_set_field32(&reg, ARCSR4_SERVICE, 0x04);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 55)); rt2x00pci_register_read(rt2x00dev, ARCSR4, &reg);
rt2x00pci_register_write(rt2x00dev, ARCSR4, reg); rt2x00_set_field32(&reg, ARCSR4_SIGNAL, 0x02 | preamble_mask);
rt2x00_set_field32(&reg, ARCSR4_SERVICE, 0x04);
rt2x00pci_register_read(rt2x00dev, ARCSR5, &reg); rt2x00_set_field32(&reg, ARCSR2_LENGTH,
rt2x00_set_field32(&reg, ARCSR5_SIGNAL, 0x03 | preamble_mask); GET_DURATION(ACK_SIZE, 55));
rt2x00_set_field32(&reg, ARCSR5_SERVICE, 0x84); rt2x00pci_register_write(rt2x00dev, ARCSR4, reg);
rt2x00_set_field32(&reg, ARCSR2_LENGTH, GET_DURATION(ACK_SIZE, 110));
rt2x00pci_register_write(rt2x00dev, ARCSR5, reg); rt2x00pci_register_read(rt2x00dev, ARCSR5, &reg);
rt2x00_set_field32(&reg, ARCSR5_SIGNAL, 0x03 | preamble_mask);
rt2x00pci_register_write(rt2x00dev, ARCSR1, erp->basic_rates); rt2x00_set_field32(&reg, ARCSR5_SERVICE, 0x84);
rt2x00_set_field32(&reg, ARCSR2_LENGTH,
GET_DURATION(ACK_SIZE, 110));
rt2x00pci_register_write(rt2x00dev, ARCSR5, reg);
}
rt2x00pci_register_read(rt2x00dev, CSR11, &reg); if (changed & BSS_CHANGED_BASIC_RATES)
rt2x00_set_field32(&reg, CSR11_SLOT_TIME, erp->slot_time); rt2x00pci_register_write(rt2x00dev, ARCSR1, erp->basic_rates);
rt2x00pci_register_write(rt2x00dev, CSR11, reg);
if (changed & BSS_CHANGED_ERP_SLOT) {
rt2x00pci_register_read(rt2x00dev, CSR11, &reg);
rt2x00_set_field32(&reg, CSR11_SLOT_TIME, erp->slot_time);
rt2x00pci_register_write(rt2x00dev, CSR11, reg);
rt2x00pci_register_read(rt2x00dev, CSR12, &reg); rt2x00pci_register_read(rt2x00dev, CSR18, &reg);
rt2x00_set_field32(&reg, CSR12_BEACON_INTERVAL, erp->beacon_int * 16); rt2x00_set_field32(&reg, CSR18_SIFS, erp->sifs);
rt2x00_set_field32(&reg, CSR12_CFP_MAX_DURATION, erp->beacon_int * 16); rt2x00_set_field32(&reg, CSR18_PIFS, erp->pifs);
rt2x00pci_register_write(rt2x00dev, CSR12, reg); rt2x00pci_register_write(rt2x00dev, CSR18, reg);
rt2x00pci_register_read(rt2x00dev, CSR18, &reg); rt2x00pci_register_read(rt2x00dev, CSR19, &reg);
rt2x00_set_field32(&reg, CSR18_SIFS, erp->sifs); rt2x00_set_field32(&reg, CSR19_DIFS, erp->difs);
rt2x00_set_field32(&reg, CSR18_PIFS, erp->pifs); rt2x00_set_field32(&reg, CSR19_EIFS, erp->eifs);
rt2x00pci_register_write(rt2x00dev, CSR18, reg); rt2x00pci_register_write(rt2x00dev, CSR19, reg);
}
if (changed & BSS_CHANGED_BEACON_INT) {
rt2x00pci_register_read(rt2x00dev, CSR12, &reg);
rt2x00_set_field32(&reg, CSR12_BEACON_INTERVAL,
erp->beacon_int * 16);
rt2x00_set_field32(&reg, CSR12_CFP_MAX_DURATION,
erp->beacon_int * 16);
rt2x00pci_register_write(rt2x00dev, CSR12, reg);
}
rt2x00pci_register_read(rt2x00dev, CSR19, &reg);
rt2x00_set_field32(&reg, CSR19_DIFS, erp->difs);
rt2x00_set_field32(&reg, CSR19_EIFS, erp->eifs);
rt2x00pci_register_write(rt2x00dev, CSR19, reg);
} }
static void rt2500pci_config_ant(struct rt2x00_dev *rt2x00dev, static void rt2500pci_config_ant(struct rt2x00_dev *rt2x00dev,
......
drivers/net/wireless/rt2x00/rt2500usb.c
浏览文件 @ 02044643
...@@ -494,24 +494,34 @@ static void rt2500usb_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -494,24 +494,34 @@ static void rt2500usb_config_intf(struct rt2x00_dev *rt2x00dev,
} }
static void rt2500usb_config_erp(struct rt2x00_dev *rt2x00dev, static void rt2500usb_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_erp *erp) struct rt2x00lib_erp *erp,
u32 changed)
{ {
u16 reg; u16 reg;
rt2500usb_register_read(rt2x00dev, TXRX_CSR10, &reg); if (changed & BSS_CHANGED_ERP_PREAMBLE) {
rt2x00_set_field16(&reg, TXRX_CSR10_AUTORESPOND_PREAMBLE, rt2500usb_register_read(rt2x00dev, TXRX_CSR10, &reg);
!!erp->short_preamble); rt2x00_set_field16(&reg, TXRX_CSR10_AUTORESPOND_PREAMBLE,
rt2500usb_register_write(rt2x00dev, TXRX_CSR10, reg); !!erp->short_preamble);
rt2500usb_register_write(rt2x00dev, TXRX_CSR10, reg);
}
rt2500usb_register_write(rt2x00dev, TXRX_CSR11, erp->basic_rates); if (changed & BSS_CHANGED_BASIC_RATES)
rt2500usb_register_write(rt2x00dev, TXRX_CSR11,
erp->basic_rates);
rt2500usb_register_read(rt2x00dev, TXRX_CSR18, &reg); if (changed & BSS_CHANGED_BEACON_INT) {
rt2x00_set_field16(&reg, TXRX_CSR18_INTERVAL, erp->beacon_int * 4); rt2500usb_register_read(rt2x00dev, TXRX_CSR18, &reg);
rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg); rt2x00_set_field16(&reg, TXRX_CSR18_INTERVAL,
erp->beacon_int * 4);
rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg);
}
rt2500usb_register_write(rt2x00dev, MAC_CSR10, erp->slot_time); if (changed & BSS_CHANGED_ERP_SLOT) {
rt2500usb_register_write(rt2x00dev, MAC_CSR11, erp->sifs); rt2500usb_register_write(rt2x00dev, MAC_CSR10, erp->slot_time);
rt2500usb_register_write(rt2x00dev, MAC_CSR12, erp->eifs); rt2500usb_register_write(rt2x00dev, MAC_CSR11, erp->sifs);
rt2500usb_register_write(rt2x00dev, MAC_CSR12, erp->eifs);
}
} }
static void rt2500usb_config_ant(struct rt2x00_dev *rt2x00dev, static void rt2500usb_config_ant(struct rt2x00_dev *rt2x00dev,
......
drivers/net/wireless/rt2x00/rt2800lib.c
浏览文件 @ 02044643
...@@ -1159,38 +1159,50 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, ...@@ -1159,38 +1159,50 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
} }
EXPORT_SYMBOL_GPL(rt2800_config_intf); EXPORT_SYMBOL_GPL(rt2800_config_intf);
void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp) void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
u32 changed)
{ {
u32 reg; u32 reg;
rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg); if (changed & BSS_CHANGED_ERP_PREAMBLE) {
rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY, rt2800_register_read(rt2x00dev, AUTO_RSP_CFG, &reg);
!!erp->short_preamble); rt2x00_set_field32(&reg, AUTO_RSP_CFG_BAC_ACK_POLICY,
rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE, !!erp->short_preamble);
!!erp->short_preamble); rt2x00_set_field32(&reg, AUTO_RSP_CFG_AR_PREAMBLE,
rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg); !!erp->short_preamble);
rt2800_register_write(rt2x00dev, AUTO_RSP_CFG, reg);
}
rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg); if (changed & BSS_CHANGED_ERP_CTS_PROT) {
rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL, rt2800_register_read(rt2x00dev, OFDM_PROT_CFG, &reg);
erp->cts_protection ? 2 : 0); rt2x00_set_field32(&reg, OFDM_PROT_CFG_PROTECT_CTRL,
rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg); erp->cts_protection ? 2 : 0);
rt2800_register_write(rt2x00dev, OFDM_PROT_CFG, reg);
}
rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE, if (changed & BSS_CHANGED_BASIC_RATES) {
erp->basic_rates); rt2800_register_write(rt2x00dev, LEGACY_BASIC_RATE,
rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003); erp->basic_rates);
rt2800_register_write(rt2x00dev, HT_BASIC_RATE, 0x00008003);
}
rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg); if (changed & BSS_CHANGED_ERP_SLOT) {
rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME, erp->slot_time); rt2800_register_read(rt2x00dev, BKOFF_SLOT_CFG, &reg);
rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg); rt2x00_set_field32(&reg, BKOFF_SLOT_CFG_SLOT_TIME,
erp->slot_time);
rt2800_register_write(rt2x00dev, BKOFF_SLOT_CFG, reg);
rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg); rt2800_register_read(rt2x00dev, XIFS_TIME_CFG, &reg);
rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs); rt2x00_set_field32(&reg, XIFS_TIME_CFG_EIFS, erp->eifs);
rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg); rt2800_register_write(rt2x00dev, XIFS_TIME_CFG, reg);
}
rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg); if (changed & BSS_CHANGED_BEACON_INT) {
rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL, rt2800_register_read(rt2x00dev, BCN_TIME_CFG, &reg);
erp->beacon_int * 16); rt2x00_set_field32(&reg, BCN_TIME_CFG_BEACON_INTERVAL,
rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); erp->beacon_int * 16);
rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
}
} }
EXPORT_SYMBOL_GPL(rt2800_config_erp); EXPORT_SYMBOL_GPL(rt2800_config_erp);
......
drivers/net/wireless/rt2x00/rt2800lib.h
浏览文件 @ 02044643
...@@ -169,7 +169,8 @@ void rt2800_config_filter(struct rt2x00_dev *rt2x00dev, ...@@ -169,7 +169,8 @@ void rt2800_config_filter(struct rt2x00_dev *rt2x00dev,
const unsigned int filter_flags); const unsigned int filter_flags);
void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf,
struct rt2x00intf_conf *conf, const unsigned int flags); struct rt2x00intf_conf *conf, const unsigned int flags);
void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp); void rt2800_config_erp(struct rt2x00_dev *rt2x00dev, struct rt2x00lib_erp *erp,
u32 changed);
void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant); void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant);
void rt2800_config(struct rt2x00_dev *rt2x00dev, void rt2800_config(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_conf *libconf, struct rt2x00lib_conf *libconf,
......
drivers/net/wireless/rt2x00/rt2x00.h
浏览文件 @ 02044643
...@@ -596,7 +596,8 @@ struct rt2x00lib_ops { ...@@ -596,7 +596,8 @@ struct rt2x00lib_ops {
#define CONFIG_UPDATE_BSSID ( 1 << 3 ) #define CONFIG_UPDATE_BSSID ( 1 << 3 )
void (*config_erp) (struct rt2x00_dev *rt2x00dev, void (*config_erp) (struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_erp *erp); struct rt2x00lib_erp *erp,
u32 changed);
void (*config_ant) (struct rt2x00_dev *rt2x00dev, void (*config_ant) (struct rt2x00_dev *rt2x00dev,
struct antenna_setup *ant); struct antenna_setup *ant);
void (*config) (struct rt2x00_dev *rt2x00dev, void (*config) (struct rt2x00_dev *rt2x00dev,
......
drivers/net/wireless/rt2x00/rt2x00config.c
浏览文件 @ 02044643
...@@ -81,7 +81,8 @@ void rt2x00lib_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -81,7 +81,8 @@ void rt2x00lib_config_intf(struct rt2x00_dev *rt2x00dev,
void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev, void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00_intf *intf, struct rt2x00_intf *intf,
struct ieee80211_bss_conf *bss_conf) struct ieee80211_bss_conf *bss_conf,
u32 changed)
{ {
struct rt2x00lib_erp erp; struct rt2x00lib_erp erp;
...@@ -102,7 +103,7 @@ void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev, ...@@ -102,7 +103,7 @@ void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev,
/* Update global beacon interval time, this is needed for PS support */ /* Update global beacon interval time, this is needed for PS support */
rt2x00dev->beacon_int = bss_conf->beacon_int; rt2x00dev->beacon_int = bss_conf->beacon_int;
rt2x00dev->ops->lib->config_erp(rt2x00dev, &erp); rt2x00dev->ops->lib->config_erp(rt2x00dev, &erp, changed);
} }
static inline static inline
......
drivers/net/wireless/rt2x00/rt2x00lib.h
浏览文件 @ 02044643
...@@ -86,7 +86,8 @@ void rt2x00lib_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -86,7 +86,8 @@ void rt2x00lib_config_intf(struct rt2x00_dev *rt2x00dev,
const u8 *mac, const u8 *bssid); const u8 *mac, const u8 *bssid);
void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev, void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00_intf *intf, struct rt2x00_intf *intf,
struct ieee80211_bss_conf *conf); struct ieee80211_bss_conf *conf,
u32 changed);
void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev,
struct antenna_setup ant); struct antenna_setup ant);
void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, void rt2x00lib_config(struct rt2x00_dev *rt2x00dev,
......
drivers/net/wireless/rt2x00/rt2x00mac.c
浏览文件 @ 02044643
...@@ -669,8 +669,10 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, ...@@ -669,8 +669,10 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
* When the erp information has changed, we should perform * When the erp information has changed, we should perform
* additional configuration steps. For all other changes we are done. * additional configuration steps. For all other changes we are done.
*/ */
if (changes & ~(BSS_CHANGED_ASSOC | BSS_CHANGED_HT)) if (changes & (BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_ERP_PREAMBLE |
rt2x00lib_config_erp(rt2x00dev, intf, bss_conf); BSS_CHANGED_ERP_SLOT | BSS_CHANGED_BASIC_RATES |
BSS_CHANGED_BEACON_INT))
rt2x00lib_config_erp(rt2x00dev, intf, bss_conf, changes);
} }
EXPORT_SYMBOL_GPL(rt2x00mac_bss_info_changed); EXPORT_SYMBOL_GPL(rt2x00mac_bss_info_changed);
......
drivers/net/wireless/rt2x00/rt61pci.c
浏览文件 @ 02044643
...@@ -594,7 +594,8 @@ static void rt61pci_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -594,7 +594,8 @@ static void rt61pci_config_intf(struct rt2x00_dev *rt2x00dev,
} }
static void rt61pci_config_erp(struct rt2x00_dev *rt2x00dev, static void rt61pci_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_erp *erp) struct rt2x00lib_erp *erp,
u32 changed)
{ {
u32 reg; u32 reg;
...@@ -603,28 +604,36 @@ static void rt61pci_config_erp(struct rt2x00_dev *rt2x00dev, ...@@ -603,28 +604,36 @@ static void rt61pci_config_erp(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, TXRX_CSR0_TSF_OFFSET, IEEE80211_HEADER); rt2x00_set_field32(&reg, TXRX_CSR0_TSF_OFFSET, IEEE80211_HEADER);
rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg);
rt2x00pci_register_read(rt2x00dev, TXRX_CSR4, &reg); if (changed & BSS_CHANGED_ERP_PREAMBLE) {
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_ENABLE, 1); rt2x00pci_register_read(rt2x00dev, TXRX_CSR4, &reg);
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE, rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_ENABLE, 1);
!!erp->short_preamble); rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE,
rt2x00pci_register_write(rt2x00dev, TXRX_CSR4, reg); !!erp->short_preamble);
rt2x00pci_register_write(rt2x00dev, TXRX_CSR4, reg);
}
rt2x00pci_register_write(rt2x00dev, TXRX_CSR5, erp->basic_rates); if (changed & BSS_CHANGED_BASIC_RATES)
rt2x00pci_register_write(rt2x00dev, TXRX_CSR5,
erp->basic_rates);
rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, &reg); if (changed & BSS_CHANGED_BEACON_INT) {
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL, rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, &reg);
erp->beacon_int * 16); rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL,
rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); erp->beacon_int * 16);
rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg);
}
rt2x00pci_register_read(rt2x00dev, MAC_CSR9, &reg); if (changed & BSS_CHANGED_ERP_SLOT) {
rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, erp->slot_time); rt2x00pci_register_read(rt2x00dev, MAC_CSR9, &reg);
rt2x00pci_register_write(rt2x00dev, MAC_CSR9, reg); rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, erp->slot_time);
rt2x00pci_register_write(rt2x00dev, MAC_CSR9, reg);
rt2x00pci_register_read(rt2x00dev, MAC_CSR8, &reg); rt2x00pci_register_read(rt2x00dev, MAC_CSR8, &reg);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS, erp->sifs); rt2x00_set_field32(&reg, MAC_CSR8_SIFS, erp->sifs);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3); rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3);
rt2x00_set_field32(&reg, MAC_CSR8_EIFS, erp->eifs); rt2x00_set_field32(&reg, MAC_CSR8_EIFS, erp->eifs);
rt2x00pci_register_write(rt2x00dev, MAC_CSR8, reg); rt2x00pci_register_write(rt2x00dev, MAC_CSR8, reg);
}
} }
static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev, static void rt61pci_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
......
drivers/net/wireless/rt2x00/rt73usb.c
浏览文件 @ 02044643
...@@ -545,7 +545,8 @@ static void rt73usb_config_intf(struct rt2x00_dev *rt2x00dev, ...@@ -545,7 +545,8 @@ static void rt73usb_config_intf(struct rt2x00_dev *rt2x00dev,
} }
static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev, static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev,
struct rt2x00lib_erp *erp) struct rt2x00lib_erp *erp,
u32 changed)
{ {
u32 reg; u32 reg;
...@@ -554,28 +555,36 @@ static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev, ...@@ -554,28 +555,36 @@ static void rt73usb_config_erp(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&reg, TXRX_CSR0_TSF_OFFSET, IEEE80211_HEADER); rt2x00_set_field32(&reg, TXRX_CSR0_TSF_OFFSET, IEEE80211_HEADER);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg);
rt2x00usb_register_read(rt2x00dev, TXRX_CSR4, &reg); if (changed & BSS_CHANGED_ERP_PREAMBLE) {
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_ENABLE, 1); rt2x00usb_register_read(rt2x00dev, TXRX_CSR4, &reg);
rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE, rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_ENABLE, 1);
!!erp->short_preamble); rt2x00_set_field32(&reg, TXRX_CSR4_AUTORESPOND_PREAMBLE,
rt2x00usb_register_write(rt2x00dev, TXRX_CSR4, reg); !!erp->short_preamble);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR4, reg);
}
rt2x00usb_register_write(rt2x00dev, TXRX_CSR5, erp->basic_rates); if (changed & BSS_CHANGED_BASIC_RATES)
rt2x00usb_register_write(rt2x00dev, TXRX_CSR5,
erp->basic_rates);
rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg); if (changed & BSS_CHANGED_BEACON_INT) {
rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL, rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, &reg);
erp->beacon_int * 16); rt2x00_set_field32(&reg, TXRX_CSR9_BEACON_INTERVAL,
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); erp->beacon_int * 16);
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
}
rt2x00usb_register_read(rt2x00dev, MAC_CSR9, &reg); if (changed & BSS_CHANGED_ERP_SLOT) {
rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, erp->slot_time); rt2x00usb_register_read(rt2x00dev, MAC_CSR9, &reg);
rt2x00usb_register_write(rt2x00dev, MAC_CSR9, reg); rt2x00_set_field32(&reg, MAC_CSR9_SLOT_TIME, erp->slot_time);
rt2x00usb_register_write(rt2x00dev, MAC_CSR9, reg);
rt2x00usb_register_read(rt2x00dev, MAC_CSR8, &reg); rt2x00usb_register_read(rt2x00dev, MAC_CSR8, &reg);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS, erp->sifs); rt2x00_set_field32(&reg, MAC_CSR8_SIFS, erp->sifs);
rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3); rt2x00_set_field32(&reg, MAC_CSR8_SIFS_AFTER_RX_OFDM, 3);
rt2x00_set_field32(&reg, MAC_CSR8_EIFS, erp->eifs); rt2x00_set_field32(&reg, MAC_CSR8_EIFS, erp->eifs);
rt2x00usb_register_write(rt2x00dev, MAC_CSR8, reg); rt2x00usb_register_write(rt2x00dev, MAC_CSR8, reg);
}
} }
static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev, static void rt73usb_config_antenna_5x(struct rt2x00_dev *rt2x00dev,
......
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