From efd2f271e44c7ea011cdb0363d38f40338ab80d2 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Thu, 4 Nov 2010 20:37:22 +0100 Subject: rt2x00: Sync Tx and RX ring sizes with legacy drivers All rt2x00 devices used the same Tx and Rx ring size (24 entries) till now. Newer devices (like rt2800) can however make use of a larger TX and RX ring due to 11n capabilities (AMPDUs of size 64 for example). Hence, bring rt2x00 in sync with the legacy drivers and use the same TX and RX ring sizes. Also remove the global defines RX_ENTRIES, TX_ENTRIES, BEACON_ENTRIES and ATIM_ENTRIES and use per driver values. That is 24 entries for rt2400pci, 32 entries for rt2500pci, rt2500usb, rt61pci and rt73usb and 128 (RX) and 64 (TX) for rt2800pci and rt2800usb. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3dff56ec195a..3f44131baeee 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -165,7 +165,8 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev) * this limit so reduce the number to prevent errors. */ rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_LIMIT, - ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3); + ((rt2x00dev->ops->rx->entry_num * DATA_FRAME_SIZE) + / 1024) - 3); rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_EN, 1); rt2x00_set_field32(®, USB_DMA_CFG_TX_BULK_EN, 1); rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg); @@ -553,21 +554,21 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { }; static const struct data_queue_desc rt2800usb_queue_rx = { - .entry_num = RX_ENTRIES, + .entry_num = 128, .data_size = AGGREGATION_SIZE, .desc_size = RXINFO_DESC_SIZE + RXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2800usb_queue_tx = { - .entry_num = TX_ENTRIES, + .entry_num = 64, .data_size = AGGREGATION_SIZE, .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), }; static const struct data_queue_desc rt2800usb_queue_bcn = { - .entry_num = 8 * BEACON_ENTRIES, + .entry_num = 8, .data_size = MGMT_FRAME_SIZE, .desc_size = TXINFO_DESC_SIZE + TXWI_DESC_SIZE, .priv_size = sizeof(struct queue_entry_priv_usb), -- cgit v1.2.3 From f44df18c58d4debe3ec0bb76a490aa2f3929fd8b Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:40:11 +0100 Subject: rt2x00: Implement flush callback Implement a basic flush callback function, which simply loops over all TX queues and waits until all frames have been transmitted and the status reports have been gathered. At this moment we don't support dropping any frames during the flush, but mac80211 will only send 'false' for this argument anyway, so this is not important at this time. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 1 + drivers/net/wireless/rt2x00/rt2500pci.c | 1 + drivers/net/wireless/rt2x00/rt2500usb.c | 1 + drivers/net/wireless/rt2x00/rt2800pci.c | 1 + drivers/net/wireless/rt2x00/rt2800usb.c | 1 + drivers/net/wireless/rt2x00/rt2x00.h | 1 + drivers/net/wireless/rt2x00/rt2x00mac.c | 38 +++++++++++++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt61pci.c | 1 + drivers/net/wireless/rt2x00/rt73usb.c | 1 + 9 files changed, 46 insertions(+) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index c94aa1e5d089..bc1ae1ebfdb0 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1612,6 +1612,7 @@ static const struct ieee80211_ops rt2400pci_mac80211_ops = { .get_tsf = rt2400pci_get_tsf, .tx_last_beacon = rt2400pci_tx_last_beacon, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index b69e55fedda9..54754150250b 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1909,6 +1909,7 @@ static const struct ieee80211_ops rt2500pci_mac80211_ops = { .get_tsf = rt2500pci_get_tsf, .tx_last_beacon = rt2500pci_tx_last_beacon, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index f20ab79b2817..478c4f127ce6 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1801,6 +1801,7 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = { .bss_info_changed = rt2x00mac_bss_info_changed, .conf_tx = rt2x00mac_conf_tx, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 2c12b598be50..6dc61b7710b9 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -943,6 +943,7 @@ static const struct ieee80211_ops rt2800pci_mac80211_ops = { .get_tsf = rt2800_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, + .flush = rt2x00mac_flush, }; static const struct rt2800_ops rt2800pci_rt2800_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3f44131baeee..04dfedc70f85 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -508,6 +508,7 @@ static const struct ieee80211_ops rt2800usb_mac80211_ops = { .get_tsf = rt2800_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, + .flush = rt2x00mac_flush, }; static const struct rt2800_ops rt2800usb_rt2800_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 94fe589acfaa..42bd3a96f23b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -1133,6 +1133,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, int rt2x00mac_conf_tx(struct ieee80211_hw *hw, u16 queue, const struct ieee80211_tx_queue_params *params); void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw); +void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop); /* * Driver allocation handlers. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index c3c206a97d54..283a8d9874ee 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -719,3 +719,41 @@ void rt2x00mac_rfkill_poll(struct ieee80211_hw *hw) wiphy_rfkill_set_hw_state(hw->wiphy, !active); } EXPORT_SYMBOL_GPL(rt2x00mac_rfkill_poll); + +void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct data_queue *queue; + unsigned int i = 0; + + ieee80211_stop_queues(hw); + + /* + * Run over all queues to kick them, this will force + * any pending frames to be transmitted. + */ + tx_queue_for_each(rt2x00dev, queue) { + rt2x00dev->ops->lib->kick_tx_queue(queue); + } + + /** + * All queues have been kicked, now wait for each queue + * to become empty. With a bit of luck, we only have to wait + * for the first queue to become empty, because while waiting + * for the that queue, the other queues will have transmitted + * all their frames as well (since they were already kicked). + */ + tx_queue_for_each(rt2x00dev, queue) { + for (i = 0; i < 10; i++) { + if (rt2x00queue_empty(queue)) + break; + msleep(100); + } + + if (!rt2x00queue_empty(queue)) + WARNING(rt2x00dev, "Failed to flush queue %d", queue->qid); + } + + ieee80211_wake_queues(hw); +} +EXPORT_SYMBOL_GPL(rt2x00mac_flush); diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index fba9ee11873b..f01bff7656bc 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2824,6 +2824,7 @@ static const struct ieee80211_ops rt61pci_mac80211_ops = { .conf_tx = rt61pci_conf_tx, .get_tsf = rt61pci_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 3c86f0075aed..dcb9211c4771 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2264,6 +2264,7 @@ static const struct ieee80211_ops rt73usb_mac80211_ops = { .conf_tx = rt73usb_conf_tx, .get_tsf = rt73usb_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, + .flush = rt2x00mac_flush, }; static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { -- cgit v1.2.3 From 303c7d6abfd0430e39e84a43361492b4a8c890b6 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Thu, 4 Nov 2010 20:40:46 +0100 Subject: rt2x00: Fix MCU_SLEEP arguments Legacy driver uses 0xff as the second argument for the MCU_SLEEP command. It is still unknown what the values actually mean, but this will at least keep the command in-sync with the original driver. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 2 +- drivers/net/wireless/rt2x00/rt2800usb.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 6dc61b7710b9..1db0c3bf2e1f 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -442,7 +442,7 @@ static int rt2800pci_set_state(struct rt2x00_dev *rt2x00dev, * if the device is booting and wasn't asleep it will return * failure when attempting to wakeup. */ - rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2); + rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2); if (state == STATE_AWAKE) { rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, TOKEN_WAKUP, 0, 0); diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 04dfedc70f85..5c31e3350aac 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -184,9 +184,9 @@ static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev, enum dev_state state) { if (state == STATE_AWAKE) - rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0); + rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 2); else - rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 2); + rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0xff, 2); return 0; } -- cgit v1.2.3 From 144b80bc05e76df0acb8b5e86a6e6aaf0c53325e Mon Sep 17 00:00:00 2001 From: Mark Einon Date: Sat, 6 Nov 2010 15:45:41 +0100 Subject: rt2x00: checkpatch.pl error fixes for rt2800usb.c rt2800usb.c:48: ERROR: do not initialise statics to 0 or NULL Signed-off-by: Mark Einon Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 5c31e3350aac..67a994247a30 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -45,7 +45,7 @@ /* * Allow hardware encryption to be disabled. */ -static int modparam_nohwcrypt = 0; +static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); -- cgit v1.2.3 From ea175ee26268370ca07aff91cf6ba1e0f1a3bd36 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 6 Nov 2010 15:48:43 +0100 Subject: rt2x00: Remove rt2x00lib_toggle_rx As part of the queue refactoring, the rt2x00lib_toggle_rx can be removed and replaced with the call directly to the set_device_state callback function. We can remove the STATE_RADIO_RX_ON_LINK and STATE_RADIO_RX_OFF_LINK, as it was only used for special behavior inside rt2x00lib rather then the drivers. Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 5 +---- drivers/net/wireless/rt2x00/rt2500pci.c | 5 +---- drivers/net/wireless/rt2x00/rt2500usb.c | 5 +---- drivers/net/wireless/rt2x00/rt2800pci.c | 5 +---- drivers/net/wireless/rt2x00/rt2800usb.c | 5 +---- drivers/net/wireless/rt2x00/rt2x00config.c | 6 ++++-- drivers/net/wireless/rt2x00/rt2x00dev.c | 23 ++++------------------- drivers/net/wireless/rt2x00/rt2x00lib.h | 1 - drivers/net/wireless/rt2x00/rt2x00mac.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00reg.h | 2 -- drivers/net/wireless/rt2x00/rt61pci.c | 5 +---- drivers/net/wireless/rt2x00/rt73usb.c | 5 +---- 12 files changed, 17 insertions(+), 54 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index bc1ae1ebfdb0..9ec6691adf0d 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -885,8 +885,7 @@ static void rt2400pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); } @@ -989,9 +988,7 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2400pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2400pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 54754150250b..3e7f20346243 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1040,8 +1040,7 @@ static void rt2500pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); } @@ -1144,9 +1143,7 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2500pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 10e51f208f07..8152fec31753 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -938,8 +938,7 @@ static void rt2500usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); } @@ -1019,9 +1018,7 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2500usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 1db0c3bf2e1f..5f3a018c088d 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -328,8 +328,7 @@ static void rt2800pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON) || - (state == STATE_RADIO_RX_ON_LINK)); + (state == STATE_RADIO_RX_ON)); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); } @@ -477,9 +476,7 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2800pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 67a994247a30..f93337128504 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -114,8 +114,7 @@ static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON) || - (state == STATE_RADIO_RX_ON_LINK)); + (state == STATE_RADIO_RX_ON)); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); } @@ -216,9 +215,7 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt2800usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index fca8f22896a5..a238e908c854 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -146,7 +146,8 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, * else the changes will be ignored by the device. */ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, + STATE_RADIO_RX_OFF); /* * Write new antenna setup to device and reset the link tuner. @@ -160,7 +161,8 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, memcpy(active, &config, sizeof(config)); if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, + STATE_RADIO_RX_ON); } void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 5793afef1c08..3afa2a3ebee4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -68,7 +68,8 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) /* * Enable RX. */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00link_start_tuner(rt2x00dev); /* * Start watchdog monitoring. @@ -102,7 +103,8 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) /* * Disable RX. */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00link_stop_tuner(rt2x00dev); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); /* * Disable radio. @@ -113,23 +115,6 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) rt2x00leds_led_radio(rt2x00dev, false); } -void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state) -{ - /* - * When we are disabling the RX, we should also stop the link tuner. - */ - if (state == STATE_RADIO_RX_OFF) - rt2x00link_stop_tuner(rt2x00dev); - - rt2x00dev->ops->lib->set_device_state(rt2x00dev, state); - - /* - * When we are enabling the RX, we should also start the link tuner. - */ - if (state == STATE_RADIO_RX_ON) - rt2x00link_start_tuner(rt2x00dev); -} - static void rt2x00lib_intf_scheduled_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h index 983540200096..2cf68f82674b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00lib.h +++ b/drivers/net/wireless/rt2x00/rt2x00lib.h @@ -69,7 +69,6 @@ static inline int rt2x00_get_rate_mcs(const u16 mcs_value) */ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev); void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev); -void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state); /* * Initialization handlers. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 36ddee8dc9e2..829bf4be9bc3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -352,7 +352,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) * if for any reason the link tuner must be reset, this will be * handled by rt2x00lib_config(). */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_OFF_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); /* * When we've just turned on the radio, we want to reprogram @@ -370,7 +370,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) rt2x00lib_config_antenna(rt2x00dev, rt2x00dev->default_ant); /* Turn RX back on */ - rt2x00lib_toggle_rx(rt2x00dev, STATE_RADIO_RX_ON_LINK); + rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); return 0; } diff --git a/drivers/net/wireless/rt2x00/rt2x00reg.h b/drivers/net/wireless/rt2x00/rt2x00reg.h index cef94621cef7..ed71be95136d 100644 --- a/drivers/net/wireless/rt2x00/rt2x00reg.h +++ b/drivers/net/wireless/rt2x00/rt2x00reg.h @@ -85,8 +85,6 @@ enum dev_state { STATE_RADIO_OFF, STATE_RADIO_RX_ON, STATE_RADIO_RX_OFF, - STATE_RADIO_RX_ON_LINK, - STATE_RADIO_RX_OFF_LINK, STATE_RADIO_IRQ_ON, STATE_RADIO_IRQ_OFF, STATE_RADIO_IRQ_ON_ISR, diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index f01bff7656bc..6b09b01f634f 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1623,8 +1623,7 @@ static void rt61pci_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); } @@ -1745,9 +1744,7 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt61pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt61pci_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 29602b5f01f8..6f04552f5819 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1331,8 +1331,7 @@ static void rt73usb_toggle_rx(struct rt2x00_dev *rt2x00dev, rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF) || - (state == STATE_RADIO_RX_OFF_LINK)); + (state == STATE_RADIO_RX_OFF)); rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); } @@ -1403,9 +1402,7 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt73usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_ON_LINK: case STATE_RADIO_RX_OFF: - case STATE_RADIO_RX_OFF_LINK: rt73usb_toggle_rx(rt2x00dev, state); break; case STATE_RADIO_IRQ_ON: -- cgit v1.2.3 From 8c5765fda4b382acce4ff386e18ec11790dff893 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Sat, 6 Nov 2010 15:49:01 +0100 Subject: rt2x00: Add watchdog functions for HW queue Add watchdog functions for managing the Queues inside the hardware. Normally the driver doesn't have much to do with these queues directly, but the Ralink drivers did implement watchdog functions for these. These watchdog functions are not triggered that often, compared to the other watchdog functions, but I have at least seen them trigger once or twice during a long stresstest run. v2: Add extra documentation for register fields Signed-off-by: Ivo van Doorn Acked-by: Gertjan van Wingerde Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 16 ++++++++++-- drivers/net/wireless/rt2x00/rt2800usb.c | 45 ++++++++++++++++++++++++++++++++- 2 files changed, 58 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index c2cc126502d6..002224c9bb62 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -412,10 +412,22 @@ #define BCN_OFFSET1_BCN7 FIELD32(0xff000000) /* - * PBF registers - * Most are for debug. Driver doesn't touch PBF register. + * TXRXQ_PCNT: PBF register + * PCNT_TX0Q: Page count for TX hardware queue 0 + * PCNT_TX1Q: Page count for TX hardware queue 1 + * PCNT_TX2Q: Page count for TX hardware queue 2 + * PCNT_RX0Q: Page count for RX hardware queue */ #define TXRXQ_PCNT 0x0438 +#define TXRXQ_PCNT_TX0Q FIELD32(0x000000ff) +#define TXRXQ_PCNT_TX1Q FIELD32(0x0000ff00) +#define TXRXQ_PCNT_TX2Q FIELD32(0x00ff0000) +#define TXRXQ_PCNT_RX0Q FIELD32(0xff000000) + +/* + * PBF register + * Debug. Driver doesn't touch PBF register. + */ #define PBF_DBG 0x043c /* diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index f93337128504..389ecba8e891 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -242,6 +242,49 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, return retval; } +/* + * Watchdog handlers + */ +static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) +{ + unsigned int i; + u32 reg; + + rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); + if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) { + WARNING(rt2x00dev, "TX HW queue 0 timed out," + " invoke forced kick"); + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40012); + + for (i = 0; i < 10; i++) { + udelay(10); + if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) + break; + } + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); + } + + rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); + if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) { + WARNING(rt2x00dev, "TX HW queue 1 timed out," + " invoke forced kick"); + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf4000a); + + for (i = 0; i < 10; i++) { + udelay(10); + if (!rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) + break; + } + + rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40006); + } + + rt2x00usb_watchdog(rt2x00dev); +} + /* * TX descriptor initialization */ @@ -534,7 +577,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .link_stats = rt2800_link_stats, .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, - .watchdog = rt2x00usb_watchdog, + .watchdog = rt2800usb_watchdog, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, -- cgit v1.2.3 From f93bc9b3ce379800b30b3c2f4fc945ae35a80039 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:09:50 +0100 Subject: rt2x00: Add initial support for RT3370/RT3390 devices. Modified from Eddy's patch by adding the RT3370 USB support as well. Signed-off-by: Gertjan van Wingerde Cc: Eddy Tsai Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/Kconfig | 22 ++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2800.h | 1 + drivers/net/wireless/rt2x00/rt2800lib.c | 9 ++++++--- drivers/net/wireless/rt2x00/rt2800pci.c | 3 +++ drivers/net/wireless/rt2x00/rt2800usb.c | 10 +++++++--- 5 files changed, 39 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index eea1ef2f502b..f0f01526556d 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -96,6 +96,17 @@ config RT2800PCI_RT30XX Support for these devices is non-functional at the moment and is intended for testers and developers. +config RT2800PCI_RT33XX + bool "rt2800pci - Include support for rt33xx (PCI/PCIe/PCMCIA) devices" + default n + ---help--- + This adds support for rt33xx wireless chipset family to the + rt2800pci driver. + Supported chips: RT3390 + + Support for these devices is non-functional at the moment and is + intended for testers and developers. + config RT2800PCI_RT35XX bool "rt2800pci - Include support for rt35xx (PCI/PCIe/PCMCIA) devices" default n @@ -165,6 +176,17 @@ config RT2800USB_RT30XX Support for these devices is non-functional at the moment and is intended for testers and developers. +config RT2800USB_RT33XX + bool "rt2800usb - Include support for rt33xx (USB) devices" + default n + ---help--- + This adds support for rt33xx wireless chipset family to the + rt2800usb driver. + Supported chips: RT3370 + + Support for these devices is non-functional at the moment and is + intended for testers and developers. + config RT2800USB_RT35XX bool "rt2800usb - Include support for rt35xx (USB) devices" default n diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 002224c9bb62..a81c4371835b 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -47,6 +47,7 @@ * RF3021 2.4G 1T2R * RF3022 2.4G 2T2R * RF3052 2.4G 2T2R + * RF3320 2.4G 1T1R */ #define RF2820 0x0001 #define RF2850 0x0002 diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index b5d2ebab6ea8..ce8df66a3de8 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1544,7 +1544,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2x00_rf(rt2x00dev, RF3020) || rt2x00_rf(rt2x00dev, RF3021) || rt2x00_rf(rt2x00dev, RF3022) || - rt2x00_rf(rt2x00dev, RF3052)) + rt2x00_rf(rt2x00dev, RF3052) || + rt2x00_rf(rt2x00dev, RF3320)) rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info); else rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info); @@ -3012,7 +3013,8 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev) !rt2x00_rf(rt2x00dev, RF2020) && !rt2x00_rf(rt2x00dev, RF3021) && !rt2x00_rf(rt2x00dev, RF3022) && - !rt2x00_rf(rt2x00dev, RF3052)) { + !rt2x00_rf(rt2x00dev, RF3052) && + !rt2x00_rf(rt2x00dev, RF3320)) { ERROR(rt2x00dev, "Invalid RF chipset detected.\n"); return -ENODEV; } @@ -3276,7 +3278,8 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) } else if (rt2x00_rf(rt2x00dev, RF3020) || rt2x00_rf(rt2x00dev, RF2020) || rt2x00_rf(rt2x00dev, RF3021) || - rt2x00_rf(rt2x00dev, RF3022)) { + rt2x00_rf(rt2x00dev, RF3022) || + rt2x00_rf(rt2x00dev, RF3320)) { spec->num_channels = 14; spec->channels = rf_vals_3x; } else if (rt2x00_rf(rt2x00dev, RF3052)) { diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 5f3a018c088d..6642f134aaac 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -1051,6 +1051,9 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1814, 0x3092), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1462, 0x891a), PCI_DEVICE_DATA(&rt2800pci_ops) }, #endif +#ifdef CONFIG_RT2800PCI_RT33XX + { PCI_DEVICE(0x1814, 0x3390), PCI_DEVICE_DATA(&rt2800pci_ops) }, +#endif #ifdef CONFIG_RT2800PCI_RT35XX { PCI_DEVICE(0x1814, 0x3060), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x3062), PCI_DEVICE_DATA(&rt2800pci_ops) }, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 389ecba8e891..61852c5dc6d5 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -839,6 +839,13 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x5a57, 0x0283), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) }, #endif +#ifdef CONFIG_RT2800USB_RT33XX + /* Ralink */ + { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x148f, 0x8070), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Sitecom */ + { USB_DEVICE(0x0df6, 0x0050), USB_DEVICE_DATA(&rt2800usb_ops) }, +#endif #ifdef CONFIG_RT2800USB_RT35XX /* Allwin */ { USB_DEVICE(0x8516, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -851,12 +858,9 @@ static struct usb_device_id rt2800usb_device_table[] = { /* I-O DATA */ { USB_DEVICE(0x04bb, 0x0944), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Ralink */ - { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x148f, 0x8070), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Sitecom */ { USB_DEVICE(0x0df6, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x0050), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Zinwell */ { USB_DEVICE(0x5a57, 0x0284), USB_DEVICE_DATA(&rt2800usb_ops) }, #endif -- cgit v1.2.3 From a6a8d66ebaea1e78d779af221bd6f01c5cbe71f5 Mon Sep 17 00:00:00 2001 From: Gertjan van Wingerde Date: Sat, 13 Nov 2010 19:10:31 +0100 Subject: rt2x00: Remove RT30XX Kconfig variables. Enabling of RT30xx devices via Kconfig variables was introduced when these devices weren't properly supported yet. Now that that they are properly supported and functional, we can remove these Kconfig variables for RT30xx devices and simply enable them whenever rt2800pci and/or rt2800usb is enabled. Signed-off-by: Gertjan van Wingerde Acked-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/Kconfig | 29 ++---- drivers/net/wireless/rt2x00/rt2800pci.c | 10 +- drivers/net/wireless/rt2x00/rt2800usb.c | 167 ++++++++++++++------------------ 3 files changed, 85 insertions(+), 121 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index f2be1d35a5c8..a6939ccd68cc 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -64,7 +64,7 @@ config RT2800PCI_SOC default y config RT2800PCI - tristate "Ralink rt27xx/rt28xx (PCI/PCIe/PCMCIA) support" + tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support" depends on RT2800PCI_PCI || RT2800PCI_SOC select RT2800_LIB select RT2X00_LIB_PCI if RT2800PCI_PCI @@ -75,21 +75,14 @@ config RT2800PCI select CRC_CCITT select EEPROM_93CX6 ---help--- - This adds support for rt27xx/rt28xx wireless chipset family. - Supported chips: RT2760, RT2790, RT2860, RT2880, RT2890 & RT3052 + This adds support for rt27xx/rt28xx/rt30xx wireless chipset family. + Supported chips: RT2760, RT2790, RT2860, RT2880, RT2890, RT3052, + RT3090, RT3091 & RT3092 When compiled as a module, this driver will be called "rt2800pci.ko". if RT2800PCI -config RT2800PCI_RT30XX - bool "rt2800pci - Include support for rt30xx devices" - default y - ---help--- - This adds support for rt30xx wireless chipset family to the - rt2800pci driver. - Supported chips: RT3090, RT3091 & RT3092 - config RT2800PCI_RT33XX bool "rt2800pci - Include support for rt33xx devices (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -141,7 +134,7 @@ config RT73USB When compiled as a module, this driver will be called rt73usb. config RT2800USB - tristate "Ralink rt27xx/rt28xx (USB) support" + tristate "Ralink rt27xx/rt28xx/rt30xx (USB) support" depends on USB select RT2800_LIB select RT2X00_LIB_USB @@ -150,21 +143,13 @@ config RT2800USB select RT2X00_LIB_CRYPTO select CRC_CCITT ---help--- - This adds support for rt27xx/rt28xx wireless chipset family. - Supported chips: RT2770, RT2870 & RT3070. + This adds support for rt27xx/rt28xx/rt30xx wireless chipset family. + Supported chips: RT2770, RT2870 & RT3070, RT3071 & RT3072 When compiled as a module, this driver will be called "rt2800usb.ko". if RT2800USB -config RT2800USB_RT30XX - bool "rt2800usb - Include support for rt30xx devices" - default y - ---help--- - This adds support for rt30xx wireless chipset family to the - rt2800usb driver. - Supported chips: RT3070, RT3071 & RT3072 - config RT2800USB_RT33XX bool "rt2800usb - Include support for rt33xx devices (EXPERIMENTAL)" depends on EXPERIMENTAL diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 6642f134aaac..97f4df62ee63 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -1037,6 +1037,9 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1814, 0x0681), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x0701), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1814, 0x0781), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1814, 0x3090), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1814, 0x3091), PCI_DEVICE_DATA(&rt2800pci_ops) }, + { PCI_DEVICE(0x1814, 0x3092), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7708), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7727), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7728), PCI_DEVICE_DATA(&rt2800pci_ops) }, @@ -1044,13 +1047,8 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { { PCI_DEVICE(0x1432, 0x7748), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7758), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1432, 0x7768), PCI_DEVICE_DATA(&rt2800pci_ops) }, - { PCI_DEVICE(0x1a3b, 0x1059), PCI_DEVICE_DATA(&rt2800pci_ops) }, -#ifdef CONFIG_RT2800PCI_RT30XX - { PCI_DEVICE(0x1814, 0x3090), PCI_DEVICE_DATA(&rt2800pci_ops) }, - { PCI_DEVICE(0x1814, 0x3091), PCI_DEVICE_DATA(&rt2800pci_ops) }, - { PCI_DEVICE(0x1814, 0x3092), PCI_DEVICE_DATA(&rt2800pci_ops) }, { PCI_DEVICE(0x1462, 0x891a), PCI_DEVICE_DATA(&rt2800pci_ops) }, -#endif + { PCI_DEVICE(0x1a3b, 0x1059), PCI_DEVICE_DATA(&rt2800pci_ops) }, #ifdef CONFIG_RT2800PCI_RT33XX { PCI_DEVICE(0x1814, 0x3390), PCI_DEVICE_DATA(&rt2800pci_ops) }, #endif diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 61852c5dc6d5..2933bf1d74bb 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -641,11 +641,19 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Abocom */ { USB_DEVICE(0x07b8, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07b8, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07b8, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07b8, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07b8, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1482, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* AirTies */ + { USB_DEVICE(0x1eda, 0x2310), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Allwin */ { USB_DEVICE(0x8516, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x8516, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x8516, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x8516, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x8516, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x8516, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Amit */ { USB_DEVICE(0x15c5, 0x0008), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Askey */ @@ -654,8 +662,13 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0b05, 0x1731), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0b05, 0x1732), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0b05, 0x1742), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0b05, 0x1784), USB_DEVICE_DATA(&rt2800usb_ops) }, /* AzureWave */ { USB_DEVICE(0x13d3, 0x3247), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3273), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3305), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3307), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x13d3, 0x3321), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Belkin */ { USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -666,6 +679,7 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x14b2, 0x3c12), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c23), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c25), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x14b2, 0x3c27), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -674,113 +688,27 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x07aa, 0x002f), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07aa, 0x003c), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07aa, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* D-Link */ - { USB_DEVICE(0x07d1, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Edimax */ - { USB_DEVICE(0x7392, 0x7717), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x7392, 0x7718), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* EnGenius */ - { USB_DEVICE(0x1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Gigabyte */ - { USB_DEVICE(0x1044, 0x800b), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Hawking */ - { USB_DEVICE(0x0e66, 0x0001), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0003), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0009), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x000b), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0013), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0e66, 0x0018), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Linksys */ - { USB_DEVICE(0x1737, 0x0070), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x1737, 0x0071), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Logitec */ - { USB_DEVICE(0x0789, 0x0162), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0789, 0x0163), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0789, 0x0164), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Motorola */ - { USB_DEVICE(0x100d, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* MSI */ - { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Philips */ - { USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Planex */ - { USB_DEVICE(0x2019, 0xed06), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Ralink */ - { USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Samsung */ - { USB_DEVICE(0x04e8, 0x2018), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Siemens */ - { USB_DEVICE(0x129b, 0x1828), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Sitecom */ - { USB_DEVICE(0x0df6, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x002b), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x002c), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x002d), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x0039), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x003b), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x003d), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0df6, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* SMC */ - { USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0x7512), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0x7522), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0x8522), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Sparklan */ - { USB_DEVICE(0x15a9, 0x0006), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Sweex */ - { USB_DEVICE(0x177f, 0x0302), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* U-Media*/ - { USB_DEVICE(0x157e, 0x300e), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* ZCOM */ - { USB_DEVICE(0x0cde, 0x0022), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x0cde, 0x0025), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Zinwell */ - { USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Zyxel */ - { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) }, -#ifdef CONFIG_RT2800USB_RT30XX - /* Abocom */ - { USB_DEVICE(0x07b8, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x07b8, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x07b8, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* AirTies */ - { USB_DEVICE(0x1eda, 0x2310), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Allwin */ - { USB_DEVICE(0x8516, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x8516, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x8516, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* ASUS */ - { USB_DEVICE(0x0b05, 0x1784), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* AzureWave */ - { USB_DEVICE(0x13d3, 0x3273), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x13d3, 0x3305), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x13d3, 0x3307), USB_DEVICE_DATA(&rt2800usb_ops) }, - { USB_DEVICE(0x13d3, 0x3321), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Conceptronic */ - { USB_DEVICE(0x14b2, 0x3c12), USB_DEVICE_DATA(&rt2800usb_ops) }, - /* Corega */ { USB_DEVICE(0x18c5, 0x0012), USB_DEVICE_DATA(&rt2800usb_ops) }, /* D-Link */ + { USB_DEVICE(0x07d1, 0x3c09), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0a), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0d), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0e), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c0f), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x07d1, 0x3c11), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x07d1, 0x3c16), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Draytek */ { USB_DEVICE(0x07fa, 0x7712), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Edimax */ { USB_DEVICE(0x7392, 0x7711), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x7392, 0x7717), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x7392, 0x7718), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Encore */ { USB_DEVICE(0x203d, 0x1480), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x203d, 0x14a9), USB_DEVICE_DATA(&rt2800usb_ops) }, /* EnGenius */ + { USB_DEVICE(0x1740, 0x9701), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x1740, 0x9702), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9703), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9705), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9706), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -788,19 +716,37 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x1740, 0x9708), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1740, 0x9709), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Gigabyte */ + { USB_DEVICE(0x1044, 0x800b), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1044, 0x800d), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Hawking */ + { USB_DEVICE(0x0e66, 0x0001), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0003), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0009), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x000b), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0013), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0e66, 0x0018), USB_DEVICE_DATA(&rt2800usb_ops) }, /* I-O DATA */ { USB_DEVICE(0x04bb, 0x0945), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x04bb, 0x0947), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x04bb, 0x0948), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Linksys */ + { USB_DEVICE(0x1737, 0x0070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x1737, 0x0071), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Logitec */ + { USB_DEVICE(0x0789, 0x0162), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0789, 0x0163), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0789, 0x0164), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0789, 0x0166), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Motorola */ + { USB_DEVICE(0x100d, 0x9031), USB_DEVICE_DATA(&rt2800usb_ops) }, /* MSI */ { USB_DEVICE(0x0db0, 0x3820), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3821), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3822), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3870), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x3871), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0db0, 0x6899), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x821a), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x822a), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0db0, 0x822b), USB_DEVICE_DATA(&rt2800usb_ops) }, @@ -815,30 +761,65 @@ static struct usb_device_id rt2800usb_device_table[] = { /* Pegatron */ { USB_DEVICE(0x1d4d, 0x000c), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x1d4d, 0x000e), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Philips */ + { USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Planex */ { USB_DEVICE(0x2019, 0xab25), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x2019, 0xed06), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Quanta */ { USB_DEVICE(0x1a32, 0x0304), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Ralink */ { USB_DEVICE(0x148f, 0x2070), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x148f, 0x2770), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x148f, 0x2870), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3070), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3071), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x148f, 0x3072), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Samsung */ + { USB_DEVICE(0x04e8, 0x2018), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Siemens */ + { USB_DEVICE(0x129b, 0x1828), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Sitecom */ + { USB_DEVICE(0x0df6, 0x0017), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x002b), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x002c), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x002d), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x0039), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x003b), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x003d), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x003e), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0df6, 0x003f), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0040), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0042), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0047), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x0df6, 0x0048), USB_DEVICE_DATA(&rt2800usb_ops) }, /* SMC */ + { USB_DEVICE(0x083a, 0x6618), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0x7511), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0x7512), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0x7522), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0x8522), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0xa618), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xa701), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xa702), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x083a, 0xa703), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x083a, 0xb522), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Sparklan */ + { USB_DEVICE(0x15a9, 0x0006), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* Sweex */ + { USB_DEVICE(0x177f, 0x0302), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* U-Media*/ + { USB_DEVICE(0x157e, 0x300e), USB_DEVICE_DATA(&rt2800usb_ops) }, + /* ZCOM */ + { USB_DEVICE(0x0cde, 0x0022), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x0cde, 0x0025), USB_DEVICE_DATA(&rt2800usb_ops) }, /* Zinwell */ + { USB_DEVICE(0x5a57, 0x0280), USB_DEVICE_DATA(&rt2800usb_ops) }, + { USB_DEVICE(0x5a57, 0x0282), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x5a57, 0x0283), USB_DEVICE_DATA(&rt2800usb_ops) }, { USB_DEVICE(0x5a57, 0x5257), USB_DEVICE_DATA(&rt2800usb_ops) }, -#endif + /* Zyxel */ + { USB_DEVICE(0x0586, 0x3416), USB_DEVICE_DATA(&rt2800usb_ops) }, #ifdef CONFIG_RT2800USB_RT33XX /* Ralink */ { USB_DEVICE(0x148f, 0x3370), USB_DEVICE_DATA(&rt2800usb_ops) }, -- cgit v1.2.3 From b43d63bd69ae5464a52bf1796e84097607917b2f Mon Sep 17 00:00:00 2001 From: RA-Jay Hung Date: Sat, 13 Nov 2010 19:11:46 +0100 Subject: rt2x00: Fix rt2800 USB TX Path DMA issue rt2800usb chips need to add 1~3 bytes zero padding after each 802.11 header & payload, and at the end need to add 4 bytes zero padding whether doing TX bulk aggregation or not, TXINFO_W0_USB_DMA_TX_PKT_LEN in TXINFO must include 1-3 bytes padding after 802.11 header & payload but do not include 4 bytes end zero padding. In rt2800usb_get_tx_data_len do not consider multiple of the USB packet size case, sometimes this will cause USB DMA problem. Signed-off-by: RA-Jay Hung Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 39 ++++++++++++++++++++++----------- 1 file changed, 26 insertions(+), 13 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 2933bf1d74bb..935b76d3ce4f 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -307,8 +307,14 @@ static void rt2800usb_write_tx_desc(struct queue_entry *entry, * Initialize TXINFO descriptor */ rt2x00_desc_read(txi, 0, &word); + + /* + * The size of TXINFO_W0_USB_DMA_TX_PKT_LEN is + * TXWI + 802.11 header + L2 pad + payload + pad, + * so need to decrease size of TXINFO and USB end pad. + */ rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN, - entry->skb->len - TXINFO_DESC_SIZE); + entry->skb->len - TXINFO_DESC_SIZE - 4); rt2x00_set_field32(&word, TXINFO_W0_WIV, !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags)); rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2); @@ -326,22 +332,29 @@ static void rt2800usb_write_tx_desc(struct queue_entry *entry, skbdesc->desc_len = TXINFO_DESC_SIZE + TXWI_DESC_SIZE; } -/* - * TX data initialization - */ -static int rt2800usb_get_tx_data_len(struct queue_entry *entry) +static void rt2800usb_write_tx_data(struct queue_entry *entry, + struct txentry_desc *txdesc) { - int length; + u8 padding_len; /* - * The length _must_ include 4 bytes padding, - * it should always be multiple of 4, - * but it must _not_ be a multiple of the USB packet size. + * pad(1~3 bytes) is added after each 802.11 payload. + * USB end pad(4 bytes) is added at each USB bulk out packet end. + * TX frame format is : + * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad | + * |<------------- tx_pkt_len ------------->| */ - length = roundup(entry->skb->len + 4, 4); - length += (4 * !(length % entry->queue->usb_maxpacket)); + rt2800_write_tx_data(entry, txdesc); + padding_len = roundup(entry->skb->len + 4, 4) - entry->skb->len; + memset(skb_put(entry->skb, padding_len), 0, padding_len); +} - return length; +/* + * TX data initialization + */ +static int rt2800usb_get_tx_data_len(struct queue_entry *entry) +{ + return entry->skb->len; } /* @@ -579,7 +592,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .link_tuner = rt2800_link_tuner, .watchdog = rt2800usb_watchdog, .write_tx_desc = rt2800usb_write_tx_desc, - .write_tx_data = rt2800_write_tx_data, + .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, -- cgit v1.2.3 From 977206d79fdc9fc1b153e0b52c56e0be59586f37 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 13 Dec 2010 12:31:58 +0100 Subject: rt2x00: Implement get_survey callback for rt2800 Implement the get_survey callback to allow user space to read statistics about the current channel condition. Signed-off-by: Helmut Schaa Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800.h | 10 +++++++ drivers/net/wireless/rt2x00/rt2800lib.c | 49 +++++++++++++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2800lib.h | 2 ++ drivers/net/wireless/rt2x00/rt2800pci.c | 1 + drivers/net/wireless/rt2x00/rt2800usb.c | 1 + 5 files changed, 63 insertions(+) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h index 9dcbf87156b6..03f9fa15e157 100644 --- a/drivers/net/wireless/rt2x00/rt2800.h +++ b/drivers/net/wireless/rt2x00/rt2800.h @@ -699,8 +699,18 @@ /* * CH_TIME_CFG: count as channel busy + * EIFS_BUSY: Count EIFS as channel busy + * NAV_BUSY: Count NAS as channel busy + * RX_BUSY: Count RX as channel busy + * TX_BUSY: Count TX as channel busy + * TMR_EN: Enable channel statistics timer */ #define CH_TIME_CFG 0x110c +#define CH_TIME_CFG_EIFS_BUSY FIELD32(0x00000010) +#define CH_TIME_CFG_NAV_BUSY FIELD32(0x00000008) +#define CH_TIME_CFG_RX_BUSY FIELD32(0x00000004) +#define CH_TIME_CFG_TX_BUSY FIELD32(0x00000002) +#define CH_TIME_CFG_TMR_EN FIELD32(0x00000001) /* * PBF_LIFE_TIMER: TX/RX MPDU timestamp timer (free run) Unit: 1us diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 9b592d9481b4..b7de1a504480 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1625,6 +1625,13 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, } msleep(1); + + /* + * Clear channel statistic counters + */ + rt2800_register_read(rt2x00dev, CH_IDLE_STA, ®); + rt2800_register_read(rt2x00dev, CH_BUSY_STA, ®); + rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, ®); } static void rt2800_config_txpower(struct rt2x00_dev *rt2x00dev, @@ -2259,6 +2266,17 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2x00_set_field32(®, INT_TIMER_CFG_PRE_TBTT_TIMER, 6 << 4); rt2800_register_write(rt2x00dev, INT_TIMER_CFG, reg); + /* + * Set up channel statistics timer + */ + rt2800_register_read(rt2x00dev, CH_TIME_CFG, ®); + rt2x00_set_field32(®, CH_TIME_CFG_EIFS_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_NAV_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_RX_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_TX_BUSY, 1); + rt2x00_set_field32(®, CH_TIME_CFG_TMR_EN, 1); + rt2800_register_write(rt2x00dev, CH_TIME_CFG, reg); + return 0; } @@ -3539,6 +3557,37 @@ int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } EXPORT_SYMBOL_GPL(rt2800_ampdu_action); +int rt2800_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct ieee80211_conf *conf = &hw->conf; + u32 idle, busy, busy_ext; + + if (idx != 0) + return -ENOENT; + + survey->channel = conf->channel; + + rt2800_register_read(rt2x00dev, CH_IDLE_STA, &idle); + rt2800_register_read(rt2x00dev, CH_BUSY_STA, &busy); + rt2800_register_read(rt2x00dev, CH_BUSY_STA_SEC, &busy_ext); + + if (idle || busy) { + survey->filled = SURVEY_INFO_CHANNEL_TIME | + SURVEY_INFO_CHANNEL_TIME_BUSY | + SURVEY_INFO_CHANNEL_TIME_EXT_BUSY; + + survey->channel_time = (idle + busy) / 1000; + survey->channel_time_busy = busy / 1000; + survey->channel_time_ext_busy = busy_ext / 1000; + } + + return 0; + +} +EXPORT_SYMBOL_GPL(rt2800_get_survey); + MODULE_AUTHOR(DRV_PROJECT ", Bartlomiej Zolnierkiewicz"); MODULE_VERSION(DRV_VERSION); MODULE_DESCRIPTION("Ralink RT2800 library"); diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h index 81cbc92e7857..e3c995a9dec4 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.h +++ b/drivers/net/wireless/rt2x00/rt2800lib.h @@ -199,5 +199,7 @@ u64 rt2800_get_tsf(struct ieee80211_hw *hw); int rt2800_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, struct ieee80211_sta *sta, u16 tid, u16 *ssn); +int rt2800_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey); #endif /* RT2800LIB_H */ diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index b989b0d3ed49..f5abcc6e86b7 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -944,6 +944,7 @@ static const struct ieee80211_ops rt2800pci_mac80211_ops = { .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, .flush = rt2x00mac_flush, + .get_survey = rt2800_get_survey, }; static const struct rt2800_ops rt2800pci_rt2800_ops = { diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 935b76d3ce4f..042e47d92b6e 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -562,6 +562,7 @@ static const struct ieee80211_ops rt2800usb_mac80211_ops = { .rfkill_poll = rt2x00mac_rfkill_poll, .ampdu_action = rt2800_ampdu_action, .flush = rt2x00mac_flush, + .get_survey = rt2800_get_survey, }; static const struct rt2800_ops rt2800usb_rt2800_ops = { -- cgit v1.2.3 From 89b25f60e08180d7e00e6239398b467142aaec01 Mon Sep 17 00:00:00 2001 From: Helmut Schaa Date: Mon, 13 Dec 2010 12:33:36 +0100 Subject: rt2x00: Don't frequently reset beacon interval in AdHoc mode Commit 0204464329c17ba6d293e1899f71223599a0e582 "Check for specific changed flags when updating the erp config" changed the way in which a new beacon interval gets handled. However, due to a bug in rt2800usb and rt2800pci the beacon interval was reset during each scan, thus causing problems in AdHoc mode. Fix this by not cleaning up the beacon interval when killing the beacon queue but just prevent the device from sending out beacons. Reported-by: Wolfgang Kufner Signed-off-by: Helmut Schaa Acked-by: Gertjan van Wingerde Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt2500pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt2500usb.c | 12 ++++++++++-- drivers/net/wireless/rt2x00/rt2800pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt2800usb.c | 12 ++++++++++-- drivers/net/wireless/rt2x00/rt61pci.c | 6 +++++- drivers/net/wireless/rt2x00/rt73usb.c | 12 ++++++++++-- 7 files changed, 50 insertions(+), 10 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 9ec6691adf0d..62786608951e 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1140,7 +1140,11 @@ static void rt2400pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2x00pci_register_write(rt2x00dev, CSR14, 0); + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); } else { rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_ABORT, 1); diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index 3e7f20346243..ce9212f28207 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1294,7 +1294,11 @@ static void rt2500pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2x00pci_register_write(rt2x00dev, CSR14, 0); + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); } else { rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); rt2x00_set_field32(®, TXCSR0_ABORT, 1); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 8152fec31753..bbfa671f1152 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1205,8 +1205,16 @@ static int rt2500usb_get_tx_data_len(struct queue_entry *entry) static void rt2500usb_kill_tx_queue(struct data_queue *queue) { - if (queue->qid == QID_BEACON) - rt2500usb_register_write(queue->rt2x00dev, TXRX_CSR19, 0); + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + if (queue->qid == QID_BEACON) { + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + } rt2x00usb_kill_tx_queue(queue); } diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index f5abcc6e86b7..533a8fc1f7c1 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -588,7 +588,11 @@ static void rt2800pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, 0); + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); return; } diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 042e47d92b6e..a150fccffba2 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -391,8 +391,16 @@ static void rt2800usb_work_txdone(struct work_struct *work) static void rt2800usb_kill_tx_queue(struct data_queue *queue) { - if (queue->qid == QID_BEACON) - rt2x00usb_register_write(queue->rt2x00dev, BCN_TIME_CFG, 0); + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + if (queue->qid == QID_BEACON) { + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + } rt2x00usb_kill_tx_queue(queue); } diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 6b09b01f634f..6ad0c1c9ce4e 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1944,7 +1944,11 @@ static void rt61pci_kill_tx_queue(struct data_queue *queue) u32 reg; if (queue->qid == QID_BEACON) { - rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, 0); + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); return; } diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 6f04552f5819..3934dad709c6 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1581,8 +1581,16 @@ static int rt73usb_get_tx_data_len(struct queue_entry *entry) static void rt73usb_kill_tx_queue(struct data_queue *queue) { - if (queue->qid == QID_BEACON) - rt2x00usb_register_write(queue->rt2x00dev, TXRX_CSR9, 0); + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + if (queue->qid == QID_BEACON) { + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + } rt2x00usb_kill_tx_queue(queue); } -- cgit v1.2.3 From 094a1d92fdb18c4455758b1c33e99d647c837ee9 Mon Sep 17 00:00:00 2001 From: Johannes Stezenbach Date: Mon, 13 Dec 2010 12:34:00 +0100 Subject: rt2x00: trivial: add missing \n on warnings Signed-off-by: Johannes Stezenbach Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800pci.c | 6 +++--- drivers/net/wireless/rt2x00/rt2800usb.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00mac.c | 2 +- drivers/net/wireless/rt2x00/rt2x00usb.c | 4 ++-- 4 files changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 533a8fc1f7c1..49447222e40f 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -686,7 +686,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) * this tx status. */ WARNING(rt2x00dev, "Got TX status report with " - "unexpected pid %u, dropping", qid); + "unexpected pid %u, dropping\n", qid); break; } @@ -697,7 +697,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) * processing here and drop the tx status */ WARNING(rt2x00dev, "Got TX status for an unavailable " - "queue %u, dropping", qid); + "queue %u, dropping\n", qid); break; } @@ -707,7 +707,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) * and drop the tx status. */ WARNING(rt2x00dev, "Got TX status for an empty " - "queue %u, dropping", qid); + "queue %u, dropping\n", qid); break; } diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index a150fccffba2..1dfa59da9272 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -253,7 +253,7 @@ static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX0Q)) { WARNING(rt2x00dev, "TX HW queue 0 timed out," - " invoke forced kick"); + " invoke forced kick\n"); rt2800_register_write(rt2x00dev, PBF_CFG, 0xf40012); @@ -269,7 +269,7 @@ static void rt2800usb_watchdog(struct rt2x00_dev *rt2x00dev) rt2800_register_read(rt2x00dev, TXRXQ_PCNT, ®); if (rt2x00_get_field32(reg, TXRXQ_PCNT_TX1Q)) { WARNING(rt2x00dev, "TX HW queue 1 timed out," - " invoke forced kick"); + " invoke forced kick\n"); rt2800_register_write(rt2x00dev, PBF_CFG, 0xf4000a); diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 829bf4be9bc3..7ad4b276156e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -745,7 +745,7 @@ void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) } if (!rt2x00queue_empty(queue)) - WARNING(rt2x00dev, "Failed to flush queue %d", queue->qid); + WARNING(rt2x00dev, "Failed to flush queue %d\n", queue->qid); } ieee80211_wake_queues(hw); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 3a6c83e3a9c6..608200eaf0dc 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -300,7 +300,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) unsigned short threshold = queue->threshold; WARNING(queue->rt2x00dev, "TX queue %d DMA timed out," - " invoke forced forced reset", queue->qid); + " invoke forced forced reset\n", queue->qid); /* * Temporarily disable the TX queue, this will force mac80211 @@ -335,7 +335,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) static void rt2x00usb_watchdog_tx_status(struct data_queue *queue) { WARNING(queue->rt2x00dev, "TX queue %d status timed out," - " invoke forced tx handler", queue->qid); + " invoke forced tx handler\n", queue->qid); ieee80211_queue_work(queue->rt2x00dev->hw, &queue->rt2x00dev->txdone_work); } -- cgit v1.2.3 From 5450b7e2f0b47e52175b31399d8186a74ef3c46d Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:34:22 +0100 Subject: rt2x00: Introduce 3 queue commands in drivers (start, kick, stop). As part of the queue refactoring, we now introduce 3 queue commands: start, kick, stop. - Start: will enable a queue, for TX this will not mean anything, while for beacons and RX this will update the registers to enable the queue. - Kick: This will kick all pending frames to the hardware. This is needed for the TX queue to push all frames to the HW after the queue has been started - Stop: This will stop the queue in the hardware, and cancel any pending work (So this doesn't mean the queue is empty after a stop!). Move all code from the drivers into the appropriate functions, and link those calls to the old rt2x00lib callback functions (we will fix this later when we refactor the queue control inside rt2x00lib). Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 131 ++++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2500pci.c | 131 ++++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2500usb.c | 84 +++++++++++------ drivers/net/wireless/rt2x00/rt2800pci.c | 129 +++++++++++++++----------- drivers/net/wireless/rt2x00/rt2800usb.c | 84 +++++++++++------ drivers/net/wireless/rt2x00/rt2x00usb.c | 12 +-- drivers/net/wireless/rt2x00/rt2x00usb.h | 8 +- drivers/net/wireless/rt2x00/rt61pci.c | 154 ++++++++++++++++++++++---------- drivers/net/wireless/rt2x00/rt73usb.c | 84 +++++++++++------ 9 files changed, 530 insertions(+), 287 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 62786608951e..35d9a06a76af 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -632,6 +632,88 @@ static void rt2400pci_link_tuner(struct rt2x00_dev *rt2x00dev, rt2400pci_set_vgc(rt2x00dev, qual, --qual->vgc_level); } +/* + * Queue handlers. + */ +static void rt2400pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 0); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); + rt2x00_set_field32(®, CSR14_TBCN, 1); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + +static void rt2400pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_PRIO, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_TX, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_ATIM, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + default: + break; + } +} + +static void rt2400pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_ABORT, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 1); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + /* * Initialization functions. */ @@ -878,17 +960,6 @@ static int rt2400pci_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2400pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); -} - static void rt2400pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -988,8 +1059,10 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2400pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt2400pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2400pci_toggle_rx(rt2x00dev, state); + rt2400pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1122,36 +1195,6 @@ static void rt2400pci_write_beacon(struct queue_entry *entry, rt2x00pci_register_write(rt2x00dev, CSR14, reg); } -static void rt2400pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_KICK_PRIO, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TXCSR0_KICK_TX, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TXCSR0_KICK_ATIM, (queue->qid == QID_ATIM)); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); -} - -static void rt2400pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00pci_register_read(rt2x00dev, CSR14, ®); - rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); - rt2x00_set_field32(®, CSR14_TBCN, 0); - rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); - rt2x00pci_register_write(rt2x00dev, CSR14, reg); - } else { - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_ABORT, 1); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); - } -} - /* * RX control handlers */ @@ -1631,8 +1674,8 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .link_tuner = rt2400pci_link_tuner, .write_tx_desc = rt2400pci_write_tx_desc, .write_beacon = rt2400pci_write_beacon, - .kick_tx_queue = rt2400pci_kick_tx_queue, - .kill_tx_queue = rt2400pci_kill_tx_queue, + .kick_tx_queue = rt2400pci_kick_queue, + .kill_tx_queue = rt2400pci_stop_queue, .fill_rxdone = rt2400pci_fill_rxdone, .config_filter = rt2400pci_config_filter, .config_intf = rt2400pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index ce9212f28207..bee7ce14028d 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -722,6 +722,88 @@ dynamic_cca_tune: rt2500pci_set_vgc(rt2x00dev, qual, --qual->vgc_level_reg); } +/* + * Queue handlers. + */ +static void rt2500pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 0); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 1); + rt2x00_set_field32(®, CSR14_TBCN, 1); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + +static void rt2500pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_PRIO, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_TX, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_KICK_ATIM, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + default: + break; + } +} + +static void rt2500pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_ATIM: + rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); + rt2x00_set_field32(®, TXCSR0_ABORT, 1); + rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); + break; + case QID_RX: + rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); + rt2x00_set_field32(®, RXCSR0_DISABLE_RX, 1); + rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, CSR14, ®); + rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); + rt2x00_set_field32(®, CSR14_TBCN, 0); + rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, CSR14, reg); + break; + default: + break; + } +} + /* * Initialization functions. */ @@ -1033,17 +1115,6 @@ static int rt2500pci_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2500pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00pci_register_read(rt2x00dev, RXCSR0, ®); - rt2x00_set_field32(®, RXCSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00pci_register_write(rt2x00dev, RXCSR0, reg); -} - static void rt2500pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -1143,8 +1214,10 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt2500pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2500pci_toggle_rx(rt2x00dev, state); + rt2500pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1276,36 +1349,6 @@ static void rt2500pci_write_beacon(struct queue_entry *entry, rt2x00pci_register_write(rt2x00dev, CSR14, reg); } -static void rt2500pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_KICK_PRIO, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TXCSR0_KICK_TX, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TXCSR0_KICK_ATIM, (queue->qid == QID_ATIM)); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); -} - -static void rt2500pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00pci_register_read(rt2x00dev, CSR14, ®); - rt2x00_set_field32(®, CSR14_TSF_COUNT, 0); - rt2x00_set_field32(®, CSR14_TBCN, 0); - rt2x00_set_field32(®, CSR14_BEACON_GEN, 0); - rt2x00pci_register_write(rt2x00dev, CSR14, reg); - } else { - rt2x00pci_register_read(rt2x00dev, TXCSR0, ®); - rt2x00_set_field32(®, TXCSR0_ABORT, 1); - rt2x00pci_register_write(rt2x00dev, TXCSR0, reg); - } -} - /* * RX control handlers */ @@ -1928,8 +1971,8 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .link_tuner = rt2500pci_link_tuner, .write_tx_desc = rt2500pci_write_tx_desc, .write_beacon = rt2500pci_write_beacon, - .kick_tx_queue = rt2500pci_kick_tx_queue, - .kill_tx_queue = rt2500pci_kill_tx_queue, + .kick_tx_queue = rt2500pci_kick_queue, + .kill_tx_queue = rt2500pci_stop_queue, .fill_rxdone = rt2500pci_fill_rxdone, .config_filter = rt2500pci_config_filter, .config_intf = rt2500pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index bbfa671f1152..52bd0ed0872b 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -738,6 +738,57 @@ static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev, qual->vgc_level = value; } +/* + * Queue handlers. + */ +static void rt2500usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + switch (queue->qid) { + case QID_RX: + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + break; + case QID_BEACON: + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + break; + default: + break; + } +} + +static void rt2500usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u16 reg; + + switch (queue->qid) { + case QID_RX: + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + break; + case QID_BEACON: + rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); + rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + /* * Initialization functions. */ @@ -931,17 +982,6 @@ static int rt2500usb_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2500usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u16 reg; - - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); -} - static int rt2500usb_enable_radio(struct rt2x00_dev *rt2x00dev) { /* @@ -1018,8 +1058,10 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2500usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt2500usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2500usb_toggle_rx(rt2x00dev, state); + rt2500usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1203,22 +1245,6 @@ static int rt2500usb_get_tx_data_len(struct queue_entry *entry) return length; } -static void rt2500usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u16 reg; - - if (queue->qid == QID_BEACON) { - rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); - rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 0); - rt2x00_set_field16(®, TXRX_CSR19_TBCN, 0); - rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); - rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -1823,7 +1849,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2500usb_kill_tx_queue, + .kill_tx_queue = rt2500usb_stop_queue, .fill_rxdone = rt2500usb_fill_rxdone, .config_shared_key = rt2500usb_config_key, .config_pairwise_key = rt2500usb_config_key, diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 49447222e40f..a7105974a2a1 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -185,6 +185,77 @@ static inline void rt2800pci_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) } #endif /* CONFIG_PCI */ +/* + * Queue handlers. + */ +static void rt2800pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + }; +} + +static void rt2800pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + struct queue_entry *entry; + + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + entry = rt2x00queue_get_entry(queue, Q_INDEX); + rt2800_register_write(rt2x00dev, TX_CTX_IDX(queue->qid), entry->entry_idx); + break; + case QID_MGMT: + entry = rt2x00queue_get_entry(queue, Q_INDEX); + rt2800_register_write(rt2x00dev, TX_CTX_IDX(5), entry->entry_idx); + break; + default: + break; + } +} + +static void rt2800pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } +} + /* * Firmware functions */ @@ -323,17 +394,6 @@ static int rt2800pci_init_queues(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt2800pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); - rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON)); - rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); -} - static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -478,8 +538,10 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: + rt2800pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2800pci_toggle_rx(rt2x00dev, state); + rt2800pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -565,45 +627,6 @@ static void rt2800pci_write_tx_desc(struct queue_entry *entry, skbdesc->desc_len = TXD_DESC_SIZE; } -/* - * TX data initialization - */ -static void rt2800pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - struct queue_entry *entry = rt2x00queue_get_entry(queue, Q_INDEX); - unsigned int qidx; - - if (queue->qid == QID_MGMT) - qidx = 5; - else - qidx = queue->qid; - - rt2800_register_write(rt2x00dev, TX_CTX_IDX(qidx), entry->entry_idx); -} - -static void rt2800pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); - return; - } - - rt2800_register_read(rt2x00dev, WPDMA_RST_IDX, ®); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX0, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX1, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX2, (queue->qid == QID_AC_VI)); - rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX3, (queue->qid == QID_AC_VO)); - rt2800_register_write(rt2x00dev, WPDMA_RST_IDX, reg); -} - /* * RX control handlers */ @@ -984,8 +1007,8 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .write_tx_desc = rt2800pci_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, - .kick_tx_queue = rt2800pci_kick_tx_queue, - .kill_tx_queue = rt2800pci_kill_tx_queue, + .kick_tx_queue = rt2800pci_kick_queue, + .kill_tx_queue = rt2800pci_stop_queue, .fill_rxdone = rt2800pci_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 1dfa59da9272..ee51936d8d1b 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -49,6 +49,57 @@ static int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); +/* + * Queue handlers. + */ +static void rt2800usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } +} + +static void rt2800usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); + rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); + break; + case QID_BEACON: + rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); + rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); + rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); + rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + /* * Firmware functions */ @@ -107,17 +158,6 @@ static int rt2800usb_write_firmware(struct rt2x00_dev *rt2x00dev, /* * Device state switch handlers. */ -static void rt2800usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); - rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, - (state == STATE_RADIO_RX_ON)); - rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); -} - static int rt2800usb_init_registers(struct rt2x00_dev *rt2x00dev) { u32 reg; @@ -215,8 +255,10 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; case STATE_RADIO_RX_ON: + rt2800usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt2800usb_toggle_rx(rt2x00dev, state); + rt2800usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -389,22 +431,6 @@ static void rt2800usb_work_txdone(struct work_struct *work) } } -static void rt2800usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2800_register_read(rt2x00dev, BCN_TIME_CFG, ®); - rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); - rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); - rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -605,7 +631,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2800usb_kill_tx_queue, + .kill_tx_queue = rt2800usb_stop_queue, .fill_rxdone = rt2800usb_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 608200eaf0dc..12958a45e450 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -268,7 +268,7 @@ void rt2x00usb_kick_tx_queue(struct data_queue *queue) } EXPORT_SYMBOL_GPL(rt2x00usb_kick_tx_queue); -static void rt2x00usb_kill_tx_entry(struct queue_entry *entry) +static void rt2x00usb_kill_entry(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_usb *entry_priv = entry->priv_data; @@ -287,12 +287,12 @@ static void rt2x00usb_kill_tx_entry(struct queue_entry *entry) usb_kill_urb(bcn_priv->guardian_urb); } -void rt2x00usb_kill_tx_queue(struct data_queue *queue) +void rt2x00usb_stop_queue(struct data_queue *queue) { rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, - rt2x00usb_kill_tx_entry); + rt2x00usb_kill_entry); } -EXPORT_SYMBOL_GPL(rt2x00usb_kill_tx_queue); +EXPORT_SYMBOL_GPL(rt2x00usb_stop_queue); static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) { @@ -316,7 +316,7 @@ static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) * Kill all entries in the queue, afterwards we need to * wait a bit for all URBs to be cancelled. */ - rt2x00usb_kill_tx_queue(queue); + rt2x00usb_stop_queue(queue); /* * In case that a driver has overriden the txdone_work @@ -423,7 +423,7 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) REGISTER_TIMEOUT); /* - * The USB version of kill_tx_queue also works + * The USB version of also works * on the RX queue. */ rt2x00dev->ops->lib->kill_tx_queue(rt2x00dev->rx); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index c2d997f67b3e..656a35f421a3 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -387,13 +387,13 @@ struct queue_entry_priv_usb_bcn { void rt2x00usb_kick_tx_queue(struct data_queue *queue); /** - * rt2x00usb_kill_tx_queue - Kill data queue - * @queue: Data queue to kill + * rt2x00usb_stop_queue - Stop data queue + * @queue: Data queue to stop * * This will walk through all entries of the queue and kill all - * previously kicked frames before they can be send. + * URB's which were send to the device. */ -void rt2x00usb_kill_tx_queue(struct data_queue *queue); +void rt2x00usb_stop_queue(struct data_queue *queue); /** * rt2x00usb_watchdog - Watchdog for USB communication diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 6ad0c1c9ce4e..044f500ff1ab 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1139,6 +1139,106 @@ dynamic_cca_tune: rt61pci_set_vgc(rt2x00dev, qual, --qual->vgc_level); } +/* + * Queue handlers. + */ +static void rt61pci_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } +} + +static void rt61pci_kick_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VI: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VO: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + default: + break; + } +} + +static void rt61pci_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_AC_BE: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC0, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_BK: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC1, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VI: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC2, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_AC_VO: + rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); + rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC3, 1); + rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); + break; + case QID_RX: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 1); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } +} + /* * Firmware functions */ @@ -1616,17 +1716,6 @@ static int rt61pci_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt61pci_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TXRX_CSR0, ®); - rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00pci_register_write(rt2x00dev, TXRX_CSR0, reg); -} - static void rt61pci_toggle_irq(struct rt2x00_dev *rt2x00dev, enum dev_state state) { @@ -1744,8 +1833,10 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt61pci_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt61pci_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt61pci_toggle_rx(rt2x00dev, state); + rt61pci_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1925,41 +2016,6 @@ static void rt61pci_write_beacon(struct queue_entry *entry, entry->skb = NULL; } -static void rt61pci_kick_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC0, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC1, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC2, (queue->qid == QID_AC_VI)); - rt2x00_set_field32(®, TX_CNTL_CSR_KICK_TX_AC3, (queue->qid == QID_AC_VO)); - rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); -} - -static void rt61pci_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00pci_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); - rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); - rt2x00pci_register_write(rt2x00dev, TXRX_CSR9, reg); - return; - } - - rt2x00pci_register_read(rt2x00dev, TX_CNTL_CSR, ®); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC0, (queue->qid == QID_AC_BE)); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC1, (queue->qid == QID_AC_BK)); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC2, (queue->qid == QID_AC_VI)); - rt2x00_set_field32(®, TX_CNTL_CSR_ABORT_TX_AC3, (queue->qid == QID_AC_VO)); - rt2x00pci_register_write(rt2x00dev, TX_CNTL_CSR, reg); -} - /* * RX control handlers */ @@ -2846,8 +2902,8 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .link_tuner = rt61pci_link_tuner, .write_tx_desc = rt61pci_write_tx_desc, .write_beacon = rt61pci_write_beacon, - .kick_tx_queue = rt61pci_kick_tx_queue, - .kill_tx_queue = rt61pci_kill_tx_queue, + .kick_tx_queue = rt61pci_kick_queue, + .kill_tx_queue = rt61pci_stop_queue, .fill_rxdone = rt61pci_fill_rxdone, .config_shared_key = rt61pci_config_shared_key, .config_pairwise_key = rt61pci_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 3934dad709c6..e9b1e3d5f47c 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1030,6 +1030,57 @@ dynamic_cca_tune: max_t(u8, qual->vgc_level - 4, low_bound)); } +/* + * Queue handlers. + */ +static void rt73usb_start_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 1); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 1); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 1); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } +} + +static void rt73usb_stop_queue(struct data_queue *queue) +{ + struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; + u32 reg; + + switch (queue->qid) { + case QID_RX: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); + rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, 1); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); + break; + case QID_BEACON: + rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); + rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); + rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); + rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); + rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); + break; + default: + break; + } + + rt2x00usb_stop_queue(queue); +} + /* * Firmware functions */ @@ -1324,17 +1375,6 @@ static int rt73usb_init_bbp(struct rt2x00_dev *rt2x00dev) /* * Device state switch handlers. */ -static void rt73usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) -{ - u32 reg; - - rt2x00usb_register_read(rt2x00dev, TXRX_CSR0, ®); - rt2x00_set_field32(®, TXRX_CSR0_DISABLE_RX, - (state == STATE_RADIO_RX_OFF)); - rt2x00usb_register_write(rt2x00dev, TXRX_CSR0, reg); -} - static int rt73usb_enable_radio(struct rt2x00_dev *rt2x00dev) { /* @@ -1402,8 +1442,10 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt73usb_disable_radio(rt2x00dev); break; case STATE_RADIO_RX_ON: + rt73usb_start_queue(rt2x00dev->rx); + break; case STATE_RADIO_RX_OFF: - rt73usb_toggle_rx(rt2x00dev, state); + rt73usb_stop_queue(rt2x00dev->rx); break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: @@ -1579,22 +1621,6 @@ static int rt73usb_get_tx_data_len(struct queue_entry *entry) return length; } -static void rt73usb_kill_tx_queue(struct data_queue *queue) -{ - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - u32 reg; - - if (queue->qid == QID_BEACON) { - rt2x00usb_register_read(rt2x00dev, TXRX_CSR9, ®); - rt2x00_set_field32(®, TXRX_CSR9_TSF_TICKING, 0); - rt2x00_set_field32(®, TXRX_CSR9_TBTT_ENABLE, 0); - rt2x00_set_field32(®, TXRX_CSR9_BEACON_GEN, 0); - rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg); - } - - rt2x00usb_kill_tx_queue(queue); -} - /* * RX control handlers */ @@ -2290,7 +2316,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt73usb_kill_tx_queue, + .kill_tx_queue = rt73usb_stop_queue, .fill_rxdone = rt73usb_fill_rxdone, .config_shared_key = rt73usb_config_shared_key, .config_pairwise_key = rt73usb_config_pairwise_key, -- cgit v1.2.3 From dbba306f2ae574450a7a5133d6637fe6f5fafc72 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:34:54 +0100 Subject: rt2x00: Reorganize queue callback functions As part of the queue refactoring, change the queue callback function names to have 3 different actions: start, kick & stop. We can now also remove the STATE_RADIO_RX_ON/STATE_RADIO_RX_OFF device_state flags, and replace the usage with using the start_queue/stop_queue callback functions. This streamlines the RX queue handling to the similar approach as all other queues. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2400pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2500pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2500usb.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2800pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2800usb.c | 11 +++-------- drivers/net/wireless/rt2x00/rt2x00.h | 9 +++++++-- drivers/net/wireless/rt2x00/rt2x00config.c | 6 ++---- drivers/net/wireless/rt2x00/rt2x00dev.c | 4 ++-- drivers/net/wireless/rt2x00/rt2x00mac.c | 6 +++--- drivers/net/wireless/rt2x00/rt2x00queue.c | 6 +++--- drivers/net/wireless/rt2x00/rt2x00reg.h | 2 -- drivers/net/wireless/rt2x00/rt2x00usb.c | 24 +++++++++++++++--------- drivers/net/wireless/rt2x00/rt2x00usb.h | 4 ++-- drivers/net/wireless/rt2x00/rt61pci.c | 11 +++-------- drivers/net/wireless/rt2x00/rt73usb.c | 11 +++-------- 15 files changed, 55 insertions(+), 83 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 35d9a06a76af..2fc6ca5e0968 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1058,12 +1058,6 @@ static int rt2400pci_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2400pci_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt2400pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2400pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1672,10 +1666,11 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .link_stats = rt2400pci_link_stats, .reset_tuner = rt2400pci_reset_tuner, .link_tuner = rt2400pci_link_tuner, + .start_queue = rt2400pci_start_queue, + .kick_queue = rt2400pci_kick_queue, + .stop_queue = rt2400pci_stop_queue, .write_tx_desc = rt2400pci_write_tx_desc, .write_beacon = rt2400pci_write_beacon, - .kick_tx_queue = rt2400pci_kick_queue, - .kill_tx_queue = rt2400pci_stop_queue, .fill_rxdone = rt2400pci_fill_rxdone, .config_filter = rt2400pci_config_filter, .config_intf = rt2400pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index bee7ce14028d..d67f91192338 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1213,12 +1213,6 @@ static int rt2500pci_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2500pci_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt2500pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2500pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1969,10 +1963,11 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .link_stats = rt2500pci_link_stats, .reset_tuner = rt2500pci_reset_tuner, .link_tuner = rt2500pci_link_tuner, + .start_queue = rt2500pci_start_queue, + .kick_queue = rt2500pci_kick_queue, + .stop_queue = rt2500pci_stop_queue, .write_tx_desc = rt2500pci_write_tx_desc, .write_beacon = rt2500pci_write_beacon, - .kick_tx_queue = rt2500pci_kick_queue, - .kill_tx_queue = rt2500pci_stop_queue, .fill_rxdone = rt2500pci_fill_rxdone, .config_filter = rt2500pci_config_filter, .config_intf = rt2500pci_config_intf, diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 52bd0ed0872b..a56b38f9bf29 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -1057,12 +1057,6 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt2500usb_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt2500usb_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2500usb_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1845,11 +1839,12 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .link_stats = rt2500usb_link_stats, .reset_tuner = rt2500usb_reset_tuner, .watchdog = rt2x00usb_watchdog, + .start_queue = rt2500usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt2500usb_stop_queue, .write_tx_desc = rt2500usb_write_tx_desc, .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2500usb_stop_queue, .fill_rxdone = rt2500usb_fill_rxdone, .config_shared_key = rt2500usb_config_key, .config_pairwise_key = rt2500usb_config_key, diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index a7105974a2a1..15eef7212bb1 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -537,12 +537,6 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800pci_disable_radio(rt2x00dev); rt2800pci_set_state(rt2x00dev, STATE_SLEEP); break; - case STATE_RADIO_RX_ON: - rt2800pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2800pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -1004,11 +998,12 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .link_stats = rt2800_link_stats, .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, + .start_queue = rt2800pci_start_queue, + .kick_queue = rt2800pci_kick_queue, + .stop_queue = rt2800pci_stop_queue, .write_tx_desc = rt2800pci_write_tx_desc, .write_tx_data = rt2800_write_tx_data, .write_beacon = rt2800_write_beacon, - .kick_tx_queue = rt2800pci_kick_queue, - .kill_tx_queue = rt2800pci_stop_queue, .fill_rxdone = rt2800pci_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index ee51936d8d1b..60b550313688 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -254,12 +254,6 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, rt2800usb_disable_radio(rt2x00dev); rt2800usb_set_state(rt2x00dev, STATE_SLEEP); break; - case STATE_RADIO_RX_ON: - rt2800usb_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt2800usb_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -626,12 +620,13 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, .watchdog = rt2800usb_watchdog, + .start_queue = rt2800usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt2800usb_stop_queue, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt2800usb_stop_queue, .fill_rxdone = rt2800usb_fill_rxdone, .config_shared_key = rt2800_config_shared_key, .config_pairwise_key = rt2800_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index e72117f3fdf5..b72f59ba4e1e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -567,7 +567,14 @@ struct rt2x00lib_ops { struct link_qual *qual); void (*link_tuner) (struct rt2x00_dev *rt2x00dev, struct link_qual *qual, const u32 count); + + /* + * Data queue handlers. + */ void (*watchdog) (struct rt2x00_dev *rt2x00dev); + void (*start_queue) (struct data_queue *queue); + void (*kick_queue) (struct data_queue *queue); + void (*stop_queue) (struct data_queue *queue); /* * TX control handlers @@ -579,8 +586,6 @@ struct rt2x00lib_ops { void (*write_beacon) (struct queue_entry *entry, struct txentry_desc *txdesc); int (*get_tx_data_len) (struct queue_entry *entry); - void (*kick_tx_queue) (struct data_queue *queue); - void (*kill_tx_queue) (struct data_queue *queue); /* * RX control handlers diff --git a/drivers/net/wireless/rt2x00/rt2x00config.c b/drivers/net/wireless/rt2x00/rt2x00config.c index a238e908c854..d2f1f0ad2bc8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/rt2x00/rt2x00config.c @@ -146,8 +146,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, * else the changes will be ignored by the device. */ if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_RX_OFF); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); /* * Write new antenna setup to device and reset the link tuner. @@ -161,8 +160,7 @@ void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev, memcpy(active, &config, sizeof(config)); if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) - rt2x00dev->ops->lib->set_device_state(rt2x00dev, - STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); } void rt2x00lib_config(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index bd3afc92f434..2c5f246408e8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -68,7 +68,7 @@ int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev) /* * Enable RX. */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); rt2x00link_start_tuner(rt2x00dev); /* @@ -104,7 +104,7 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) * Disable RX. */ rt2x00link_stop_tuner(rt2x00dev); - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); /* * Disable radio. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index 7ad4b276156e..6713f1ab1284 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -352,7 +352,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) * if for any reason the link tuner must be reset, this will be * handled by rt2x00lib_config(). */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_OFF); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); /* * When we've just turned on the radio, we want to reprogram @@ -370,7 +370,7 @@ int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed) rt2x00lib_config_antenna(rt2x00dev, rt2x00dev->default_ant); /* Turn RX back on */ - rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_RADIO_RX_ON); + rt2x00dev->ops->lib->start_queue(rt2x00dev->rx); return 0; } @@ -727,7 +727,7 @@ void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) * any pending frames to be transmitted. */ tx_queue_for_each(rt2x00dev, queue) { - rt2x00dev->ops->lib->kick_tx_queue(queue); + rt2x00dev->ops->lib->kick_queue(queue); } /** diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 35133d8558b5..2af6cea0d2da 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -471,7 +471,7 @@ static void rt2x00queue_kick_tx_queue(struct data_queue *queue, */ if (rt2x00queue_threshold(queue) || !test_bit(ENTRY_TXD_BURST, &txdesc->flags)) - queue->rt2x00dev->ops->lib->kick_tx_queue(queue); + queue->rt2x00dev->ops->lib->kick_queue(queue); } int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, @@ -585,7 +585,7 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, rt2x00queue_free_skb(intf->beacon); if (!enable_beacon) { - rt2x00dev->ops->lib->kill_tx_queue(intf->beacon->queue); + rt2x00dev->ops->lib->stop_queue(intf->beacon->queue); mutex_unlock(&intf->beacon_skb_mutex); return 0; } @@ -761,7 +761,7 @@ void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) struct data_queue *queue; txall_queue_for_each(rt2x00dev, queue) - rt2x00dev->ops->lib->kill_tx_queue(queue); + rt2x00dev->ops->lib->stop_queue(queue); } void rt2x00queue_init_queues(struct rt2x00_dev *rt2x00dev) diff --git a/drivers/net/wireless/rt2x00/rt2x00reg.h b/drivers/net/wireless/rt2x00/rt2x00reg.h index ed71be95136d..e8259ae48ced 100644 --- a/drivers/net/wireless/rt2x00/rt2x00reg.h +++ b/drivers/net/wireless/rt2x00/rt2x00reg.h @@ -83,8 +83,6 @@ enum dev_state { */ STATE_RADIO_ON, STATE_RADIO_OFF, - STATE_RADIO_RX_ON, - STATE_RADIO_RX_OFF, STATE_RADIO_IRQ_ON, STATE_RADIO_IRQ_OFF, STATE_RADIO_IRQ_ON_ISR, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 12958a45e450..d4361dc0773e 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -261,12 +261,22 @@ static void rt2x00usb_kick_tx_entry(struct queue_entry *entry) } } -void rt2x00usb_kick_tx_queue(struct data_queue *queue) +void rt2x00usb_kick_queue(struct data_queue *queue) { - rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, - rt2x00usb_kick_tx_entry); + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + if (!rt2x00queue_empty(queue)) + rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, + rt2x00usb_kick_tx_entry); + break; + default: + break; + } } -EXPORT_SYMBOL_GPL(rt2x00usb_kick_tx_queue); +EXPORT_SYMBOL_GPL(rt2x00usb_kick_queue); static void rt2x00usb_kill_entry(struct queue_entry *entry) { @@ -422,11 +432,7 @@ void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev) rt2x00usb_vendor_request_sw(rt2x00dev, USB_RX_CONTROL, 0, 0, REGISTER_TIMEOUT); - /* - * The USB version of also works - * on the RX queue. - */ - rt2x00dev->ops->lib->kill_tx_queue(rt2x00dev->rx); + rt2x00dev->ops->lib->stop_queue(rt2x00dev->rx); } EXPORT_SYMBOL_GPL(rt2x00usb_disable_radio); diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 656a35f421a3..05a5424d9b76 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -378,13 +378,13 @@ struct queue_entry_priv_usb_bcn { }; /** - * rt2x00usb_kick_tx_queue - Kick data queue + * rt2x00usb_kick_queue - Kick data queue * @queue: Data queue to kick * * This will walk through all entries of the queue and push all pending * frames to the hardware as a single burst. */ -void rt2x00usb_kick_tx_queue(struct data_queue *queue); +void rt2x00usb_kick_queue(struct data_queue *queue); /** * rt2x00usb_stop_queue - Stop data queue diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 044f500ff1ab..7156b7881233 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1832,12 +1832,6 @@ static int rt61pci_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt61pci_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt61pci_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt61pci_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -2900,10 +2894,11 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .link_stats = rt61pci_link_stats, .reset_tuner = rt61pci_reset_tuner, .link_tuner = rt61pci_link_tuner, + .start_queue = rt61pci_start_queue, + .kick_queue = rt61pci_kick_queue, + .stop_queue = rt61pci_stop_queue, .write_tx_desc = rt61pci_write_tx_desc, .write_beacon = rt61pci_write_beacon, - .kick_tx_queue = rt61pci_kick_queue, - .kill_tx_queue = rt61pci_stop_queue, .fill_rxdone = rt61pci_fill_rxdone, .config_shared_key = rt61pci_config_shared_key, .config_pairwise_key = rt61pci_config_pairwise_key, diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index e9b1e3d5f47c..f55e74ef02e0 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1441,12 +1441,6 @@ static int rt73usb_set_device_state(struct rt2x00_dev *rt2x00dev, case STATE_RADIO_OFF: rt73usb_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - rt73usb_start_queue(rt2x00dev->rx); - break; - case STATE_RADIO_RX_OFF: - rt73usb_stop_queue(rt2x00dev->rx); - break; case STATE_RADIO_IRQ_ON: case STATE_RADIO_IRQ_ON_ISR: case STATE_RADIO_IRQ_OFF: @@ -2312,11 +2306,12 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .reset_tuner = rt73usb_reset_tuner, .link_tuner = rt73usb_link_tuner, .watchdog = rt2x00usb_watchdog, + .start_queue = rt73usb_start_queue, + .kick_queue = rt2x00usb_kick_queue, + .stop_queue = rt73usb_stop_queue, .write_tx_desc = rt73usb_write_tx_desc, .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, - .kick_tx_queue = rt2x00usb_kick_tx_queue, - .kill_tx_queue = rt73usb_stop_queue, .fill_rxdone = rt73usb_fill_rxdone, .config_shared_key = rt73usb_config_shared_key, .config_pairwise_key = rt73usb_config_pairwise_key, -- cgit v1.2.3 From 5be65609fec2e331c7d804471be3d59089a30d98 Mon Sep 17 00:00:00 2001 From: Ivo van Doorn Date: Mon, 13 Dec 2010 12:35:40 +0100 Subject: rt2x00: Add "flush" queue command Add a new command to the queue handlers: "flush", this moves the flush() callback from mac80211 into rt2x00queue and adds support for flushing the RX queue as well. Signed-off-by: Ivo van Doorn Acked-by: Helmut Schaa Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2500usb.c | 3 +- drivers/net/wireless/rt2x00/rt2800usb.c | 3 +- drivers/net/wireless/rt2x00/rt2x00.h | 21 ++++++++ drivers/net/wireless/rt2x00/rt2x00dev.c | 1 + drivers/net/wireless/rt2x00/rt2x00mac.c | 32 +----------- drivers/net/wireless/rt2x00/rt2x00queue.c | 85 +++++++++++++++++++++++++++++++ drivers/net/wireless/rt2x00/rt2x00usb.c | 70 ++++++++++++++++--------- drivers/net/wireless/rt2x00/rt2x00usb.h | 4 +- drivers/net/wireless/rt2x00/rt73usb.c | 3 +- 9 files changed, 161 insertions(+), 61 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index a56b38f9bf29..6b3b1de46792 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -785,8 +785,6 @@ static void rt2500usb_stop_queue(struct data_queue *queue) default: break; } - - rt2x00usb_stop_queue(queue); } /* @@ -1842,6 +1840,7 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .start_queue = rt2500usb_start_queue, .kick_queue = rt2x00usb_kick_queue, .stop_queue = rt2500usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt2500usb_write_tx_desc, .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 60b550313688..3e0205ddf7b4 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -96,8 +96,6 @@ static void rt2800usb_stop_queue(struct data_queue *queue) default: break; } - - rt2x00usb_stop_queue(queue); } /* @@ -623,6 +621,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .start_queue = rt2800usb_start_queue, .kick_queue = rt2x00usb_kick_queue, .stop_queue = rt2800usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt2800usb_write_tx_desc, .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index ac7c3d80300e..1d7b481ec357 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -575,6 +575,7 @@ struct rt2x00lib_ops { void (*start_queue) (struct data_queue *queue); void (*kick_queue) (struct data_queue *queue); void (*stop_queue) (struct data_queue *queue); + void (*flush_queue) (struct data_queue *queue); /* * TX control handlers @@ -1108,6 +1109,16 @@ void rt2x00queue_start_queue(struct data_queue *queue); */ void rt2x00queue_stop_queue(struct data_queue *queue); +/** + * rt2x00queue_flush_queue - Flush a data queue + * @queue: Pointer to &struct data_queue. + * @drop: True to drop all pending frames. + * + * This function will flush the queue. After this call + * the queue is guarenteed to be empty. + */ +void rt2x00queue_flush_queue(struct data_queue *queue, bool drop); + /** * rt2x00queue_start_queues - Start all data queues * @rt2x00dev: Pointer to &struct rt2x00_dev. @@ -1125,6 +1136,16 @@ void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev); */ void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev); +/** + * rt2x00queue_flush_queues - Flush all data queues + * @rt2x00dev: Pointer to &struct rt2x00_dev. + * @drop: True to drop all pending frames. + * + * This function will loop through all available queues to flush + * any pending frames. + */ +void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop); + /* * Debugfs handlers. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index e42816286ffc..9ef5a2468216 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -94,6 +94,7 @@ void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev) */ rt2x00link_stop_tuner(rt2x00dev); rt2x00queue_stop_queues(rt2x00dev); + rt2x00queue_flush_queues(rt2x00dev, true); /* * Disable radio. diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index c4abb204aeda..4cac7ad60f47 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -718,36 +718,8 @@ void rt2x00mac_flush(struct ieee80211_hw *hw, bool drop) { struct rt2x00_dev *rt2x00dev = hw->priv; struct data_queue *queue; - unsigned int i = 0; - ieee80211_stop_queues(hw); - - /* - * Run over all queues to kick them, this will force - * any pending frames to be transmitted. - */ - tx_queue_for_each(rt2x00dev, queue) { - rt2x00dev->ops->lib->kick_queue(queue); - } - - /** - * All queues have been kicked, now wait for each queue - * to become empty. With a bit of luck, we only have to wait - * for the first queue to become empty, because while waiting - * for the that queue, the other queues will have transmitted - * all their frames as well (since they were already kicked). - */ - tx_queue_for_each(rt2x00dev, queue) { - for (i = 0; i < 10; i++) { - if (rt2x00queue_empty(queue)) - break; - msleep(100); - } - - if (!rt2x00queue_empty(queue)) - WARNING(rt2x00dev, "Failed to flush queue %d\n", queue->qid); - } - - ieee80211_wake_queues(hw); + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_flush_queue(queue, drop); } EXPORT_SYMBOL_GPL(rt2x00mac_flush); diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 558965fb41b3..313a8faa5fa4 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -780,6 +780,12 @@ void rt2x00queue_unpause_queue(struct data_queue *queue) */ ieee80211_wake_queue(queue->rt2x00dev->hw, queue->qid); break; + case QID_RX: + /* + * For RX we need to kick the queue now in order to + * receive frames. + */ + queue->rt2x00dev->ops->lib->kick_queue(queue); default: break; } @@ -823,6 +829,74 @@ void rt2x00queue_stop_queue(struct data_queue *queue) } EXPORT_SYMBOL_GPL(rt2x00queue_stop_queue); +void rt2x00queue_flush_queue(struct data_queue *queue, bool drop) +{ + unsigned int i; + bool started; + bool tx_queue = + (queue->qid == QID_AC_BE) || + (queue->qid == QID_AC_BK) || + (queue->qid == QID_AC_VI) || + (queue->qid == QID_AC_VO); + + mutex_lock(&queue->status_lock); + + /* + * If the queue has been started, we must stop it temporarily + * to prevent any new frames to be queued on the device. If + * we are not dropping the pending frames, the queue must + * only be stopped in the software and not the hardware, + * otherwise the queue will never become empty on its own. + */ + started = test_bit(QUEUE_STARTED, &queue->flags); + if (started) { + /* + * Pause the queue + */ + rt2x00queue_pause_queue(queue); + + /* + * If we are not supposed to drop any pending + * frames, this means we must force a start (=kick) + * to the queue to make sure the hardware will + * start transmitting. + */ + if (!drop && tx_queue) + queue->rt2x00dev->ops->lib->kick_queue(queue); + } + + /* + * Check if driver supports flushing, we can only guarentee + * full support for flushing if the driver is able + * to cancel all pending frames (drop = true). + */ + if (drop && queue->rt2x00dev->ops->lib->flush_queue) + queue->rt2x00dev->ops->lib->flush_queue(queue); + + /* + * When we don't want to drop any frames, or when + * the driver doesn't fully flush the queue correcly, + * we must wait for the queue to become empty. + */ + for (i = 0; !rt2x00queue_empty(queue) && i < 100; i++) + msleep(10); + + /* + * The queue flush has failed... + */ + if (unlikely(!rt2x00queue_empty(queue))) + WARNING(queue->rt2x00dev, "Queue %d failed to flush", queue->qid); + + /* + * Restore the queue to the previous status + */ + if (started) + rt2x00queue_unpause_queue(queue); + + mutex_unlock(&queue->status_lock); +} +EXPORT_SYMBOL_GPL(rt2x00queue_flush_queue); + void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev) { struct data_queue *queue; @@ -857,6 +931,17 @@ void rt2x00queue_stop_queues(struct rt2x00_dev *rt2x00dev) } EXPORT_SYMBOL_GPL(rt2x00queue_stop_queues); +void rt2x00queue_flush_queues(struct rt2x00_dev *rt2x00dev, bool drop) +{ + struct data_queue *queue; + + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_flush_queue(queue, drop); + + rt2x00queue_flush_queue(rt2x00dev->rx, drop); +} +EXPORT_SYMBOL_GPL(rt2x00queue_flush_queues); + static void rt2x00queue_reset(struct data_queue *queue) { unsigned long irqflags; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index fca29ae57e71..cd80eec5ff51 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -366,7 +366,7 @@ void rt2x00usb_kick_queue(struct data_queue *queue) } EXPORT_SYMBOL_GPL(rt2x00usb_kick_queue); -static void rt2x00usb_kill_entry(struct queue_entry *entry) +static void rt2x00usb_flush_entry(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct queue_entry_priv_usb *entry_priv = entry->priv_data; @@ -385,37 +385,61 @@ static void rt2x00usb_kill_entry(struct queue_entry *entry) usb_kill_urb(bcn_priv->guardian_urb); } -void rt2x00usb_stop_queue(struct data_queue *queue) +void rt2x00usb_flush_queue(struct data_queue *queue) { + struct work_struct *completion; + unsigned int i; + rt2x00queue_for_each_entry(queue, Q_INDEX_DONE, Q_INDEX, - rt2x00usb_kill_entry); + rt2x00usb_flush_entry); + + /* + * Obtain the queue completion handler + */ + switch (queue->qid) { + case QID_AC_BE: + case QID_AC_BK: + case QID_AC_VI: + case QID_AC_VO: + completion = &queue->rt2x00dev->txdone_work; + break; + case QID_RX: + completion = &queue->rt2x00dev->rxdone_work; + break; + default: + return; + } + + for (i = 0; i < 20; i++) { + /* + * Check if the driver is already done, otherwise we + * have to sleep a little while to give the driver/hw + * the oppurtunity to complete interrupt process itself. + */ + if (rt2x00queue_empty(queue)) + break; + + /* + * Schedule the completion handler manually, when this + * worker function runs, it should cleanup the queue. + */ + ieee80211_queue_work(queue->rt2x00dev->hw, completion); + + /* + * Wait for a little while to give the driver + * the oppurtunity to recover itself. + */ + msleep(10); + } } -EXPORT_SYMBOL_GPL(rt2x00usb_stop_queue); +EXPORT_SYMBOL_GPL(rt2x00usb_flush_queue); static void rt2x00usb_watchdog_tx_dma(struct data_queue *queue) { - struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; - WARNING(queue->rt2x00dev, "TX queue %d DMA timed out," " invoke forced forced reset\n", queue->qid); - /* - * Temporarily disable the TX queue, this will force mac80211 - * to use the other queues until this queue has been restored. - */ - rt2x00queue_stop_queue(queue); - - /* - * In case that a driver has overriden the txdone_work - * function, we invoke the TX done through there. - */ - rt2x00dev->txdone_work.func(&rt2x00dev->txdone_work); - - /* - * The queue has been reset, and mac80211 is allowed to use the - * queue again. - */ - rt2x00queue_start_queue(queue); + rt2x00queue_flush_queue(queue, true); } static void rt2x00usb_watchdog_tx_status(struct data_queue *queue) diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 05a5424d9b76..6aaf51fc7ad8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -387,13 +387,13 @@ struct queue_entry_priv_usb_bcn { void rt2x00usb_kick_queue(struct data_queue *queue); /** - * rt2x00usb_stop_queue - Stop data queue + * rt2x00usb_flush_queue - Flush data queue * @queue: Data queue to stop * * This will walk through all entries of the queue and kill all * URB's which were send to the device. */ -void rt2x00usb_stop_queue(struct data_queue *queue); +void rt2x00usb_flush_queue(struct data_queue *queue); /** * rt2x00usb_watchdog - Watchdog for USB communication diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index f55e74ef02e0..0b3959bdd3eb 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1077,8 +1077,6 @@ static void rt73usb_stop_queue(struct data_queue *queue) default: break; } - - rt2x00usb_stop_queue(queue); } /* @@ -2309,6 +2307,7 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .start_queue = rt73usb_start_queue, .kick_queue = rt2x00usb_kick_queue, .stop_queue = rt73usb_stop_queue, + .flush_queue = rt2x00usb_flush_queue, .write_tx_desc = rt73usb_write_tx_desc, .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, -- cgit v1.2.3 From 11f16aefcc07178972f149f1a1d53e6868481394 Mon Sep 17 00:00:00 2001 From: Ismael Luceno Date: Mon, 27 Dec 2010 15:06:17 +0100 Subject: rt2x00: Fix panic on frame padding for rt2800 usb devices Backtrace: rt2800usb_write_tx_data rt2x00queue_write_tx_frame rt2x00mac_tx invoke_tx_handlers __ieee80211_tx ieee80211_tx virt_to_head_page ieee80211_xmit ieee80211_tx_skb ieee80211_scan_work schedule ieee80211_scan_work process_one_work ... It tried to expand the skb past it's end using skb_put. So I replaced it with a call to skb_padto, which takes the issue into account. Signed-off-by: Ismael Luceno Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- drivers/net/wireless/rt2x00/rt2800usb.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) (limited to 'drivers/net/wireless/rt2x00/rt2800usb.c') diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 3e0205ddf7b4..b97a4a54ff4c 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -369,7 +369,10 @@ static void rt2800usb_write_tx_desc(struct queue_entry *entry, static void rt2800usb_write_tx_data(struct queue_entry *entry, struct txentry_desc *txdesc) { - u8 padding_len; + unsigned int len; + int err; + + rt2800_write_tx_data(entry, txdesc); /* * pad(1~3 bytes) is added after each 802.11 payload. @@ -378,9 +381,14 @@ static void rt2800usb_write_tx_data(struct queue_entry *entry, * | TXINFO | TXWI | 802.11 header | L2 pad | payload | pad | USB end pad | * |<------------- tx_pkt_len ------------->| */ - rt2800_write_tx_data(entry, txdesc); - padding_len = roundup(entry->skb->len + 4, 4) - entry->skb->len; - memset(skb_put(entry->skb, padding_len), 0, padding_len); + len = roundup(entry->skb->len, 4) + 4; + err = skb_padto(entry->skb, len); + if (unlikely(err)) { + WARNING(entry->queue->rt2x00dev, "TX SKB padding error, out of memory\n"); + return; + } + + entry->skb->len = len; } /* -- cgit v1.2.3