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-rw-r--r--drivers/net/wireless/iwlwifi/Kconfig8
-rw-r--r--drivers/net/wireless/iwlwifi/Makefile2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-1000.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-2000.c19
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-5000.c1
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-6000.c3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-hw.h3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-lib.c24
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rx.c7
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rxon.c261
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-tx.c144
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c786
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.h23
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.c484
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-core.h15
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debugfs.c58
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h24
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-mac80211.c14
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-notif-wait.c44
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-notif-wait.h21
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-op-mode.h17
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-pci.c3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-phy-db.c273
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-phy-db.h123
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-power.c4
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-scan.c53
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-shared.h32
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-testmode.c9
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h148
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c514
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c218
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie.c270
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans.h95
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-ucode.c133
35 files changed, 2055 insertions, 1783 deletions
diff --git a/drivers/net/wireless/iwlwifi/Kconfig b/drivers/net/wireless/iwlwifi/Kconfig
index 2fe62730ddd..565611eef0d 100644
--- a/drivers/net/wireless/iwlwifi/Kconfig
+++ b/drivers/net/wireless/iwlwifi/Kconfig
@@ -136,3 +136,11 @@ config IWLWIFI_EXPERIMENTAL_MFP
even if the microcode doesn't advertise it.
Say Y only if you want to experiment with MFP.
+
+config IWLWIFI_UCODE16
+ bool "support uCode 16.0"
+ depends on IWLWIFI
+ help
+ This option enables support for uCode version 16.0.
+
+ Say Y if you want to use 16.0 microcode.
diff --git a/drivers/net/wireless/iwlwifi/Makefile b/drivers/net/wireless/iwlwifi/Makefile
index 85d163ed3db..c7c4a995dfe 100644
--- a/drivers/net/wireless/iwlwifi/Makefile
+++ b/drivers/net/wireless/iwlwifi/Makefile
@@ -17,6 +17,8 @@ iwlwifi-objs += iwl-drv.o
iwlwifi-objs += iwl-notif-wait.o
iwlwifi-objs += iwl-trans-pcie.o iwl-trans-pcie-rx.o iwl-trans-pcie-tx.o
+
+iwlwifi-$(CONFIG_IWLWIFI_UCODE16) += iwl-phy-db.o
iwlwifi-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o
iwlwifi-$(CONFIG_IWLWIFI_DEVICE_TRACING) += iwl-devtrace.o
iwlwifi-$(CONFIG_IWLWIFI_DEVICE_TESTMODE) += iwl-testmode.o
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index 5b0d888f746..95c59e39b80 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -157,7 +157,6 @@ static struct iwl_lib_ops iwl1000_lib = {
static const struct iwl_base_params iwl1000_base_params = {
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
.max_ll_items = OTP_MAX_LL_ITEMS_1000,
diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c
index 5635b9e2c69..e1329a13f0f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-2000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-2000.c
@@ -86,9 +86,8 @@ static void iwl2000_nic_config(struct iwl_priv *priv)
{
iwl_rf_config(priv);
- if (cfg(priv)->iq_invert)
- iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
- CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
+ iwl_set_bit(trans(priv), CSR_GP_DRIVER_REG,
+ CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
}
static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
@@ -172,7 +171,6 @@ static struct iwl_lib_ops iwl2030_lib = {
static const struct iwl_base_params iwl2000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.pll_cfg_val = 0,
.max_ll_items = OTP_MAX_LL_ITEMS_2x00,
.shadow_ram_support = true,
@@ -191,7 +189,6 @@ static const struct iwl_base_params iwl2000_base_params = {
static const struct iwl_base_params iwl2030_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.pll_cfg_val = 0,
.max_ll_items = OTP_MAX_LL_ITEMS_2x00,
.shadow_ram_support = true,
@@ -234,8 +231,7 @@ static const struct iwl_bt_params iwl2030_bt_params = {
.base_params = &iwl2000_base_params, \
.need_temp_offset_calib = true, \
.temp_offset_v2 = true, \
- .led_mode = IWL_LED_RF_STATE, \
- .iq_invert = true \
+ .led_mode = IWL_LED_RF_STATE
const struct iwl_cfg iwl2000_2bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 2200 BGN",
@@ -264,8 +260,7 @@ const struct iwl_cfg iwl2000_2bgn_d_cfg = {
.need_temp_offset_calib = true, \
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE, \
- .adv_pm = true, \
- .iq_invert = true \
+ .adv_pm = true
const struct iwl_cfg iwl2030_2bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 2230 BGN",
@@ -288,8 +283,7 @@ const struct iwl_cfg iwl2030_2bgn_cfg = {
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE, \
.adv_pm = true, \
- .rx_with_siso_diversity = true, \
- .iq_invert = true \
+ .rx_with_siso_diversity = true
const struct iwl_cfg iwl105_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 105 BGN",
@@ -319,8 +313,7 @@ const struct iwl_cfg iwl105_bgn_d_cfg = {
.temp_offset_v2 = true, \
.led_mode = IWL_LED_RF_STATE, \
.adv_pm = true, \
- .rx_with_siso_diversity = true, \
- .iq_invert = true \
+ .rx_with_siso_diversity = true
const struct iwl_cfg iwl135_bgn_cfg = {
.name = "Intel(R) Centrino(R) Wireless-N 135 BGN",
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index a805e97b89a..34bc8dd0064 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -308,7 +308,6 @@ static struct iwl_lib_ops iwl5150_lib = {
static const struct iwl_base_params iwl5000_base_params = {
.eeprom_size = IWLAGN_EEPROM_IMG_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
.led_compensation = 51,
.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index 64060cd738b..7075570a0f2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -269,7 +269,6 @@ static struct iwl_lib_ops iwl6030_lib = {
static const struct iwl_base_params iwl6000_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.pll_cfg_val = 0,
.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
.shadow_ram_support = true,
@@ -286,7 +285,6 @@ static const struct iwl_base_params iwl6000_base_params = {
static const struct iwl_base_params iwl6050_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.pll_cfg_val = 0,
.max_ll_items = OTP_MAX_LL_ITEMS_6x50,
.shadow_ram_support = true,
@@ -303,7 +301,6 @@ static const struct iwl_base_params iwl6050_base_params = {
static const struct iwl_base_params iwl6000_g2_base_params = {
.eeprom_size = OTP_LOW_IMAGE_SIZE,
.num_of_queues = IWLAGN_NUM_QUEUES,
- .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
.pll_cfg_val = 0,
.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
.shadow_ram_support = true,
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h
index d0ec0abd3c8..c797ab19d93 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h
@@ -103,9 +103,6 @@
/* EEPROM */
#define IWLAGN_EEPROM_IMG_SIZE 2048
-#define IWLAGN_CMD_FIFO_NUM 7
#define IWLAGN_NUM_QUEUES 20
-#define IWLAGN_NUM_AMPDU_QUEUES 9
-#define IWLAGN_FIRST_AMPDU_QUEUE 11
#endif /* __iwl_agn_hw_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 56f41c9409d..4da4ab23cce 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -228,7 +228,7 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
IWL_SCD_BE_MSK | IWL_SCD_BK_MSK |
IWL_SCD_MGMT_MSK;
if ((flush_control & BIT(IWL_RXON_CTX_PAN)) &&
- (priv->shrd->valid_contexts != BIT(IWL_RXON_CTX_BSS)))
+ (priv->valid_contexts != BIT(IWL_RXON_CTX_BSS)))
flush_cmd.fifo_control |= IWL_PAN_SCD_VO_MSK |
IWL_PAN_SCD_VI_MSK | IWL_PAN_SCD_BE_MSK |
IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK |
@@ -615,7 +615,7 @@ static void iwlagn_print_uartmsg(struct iwl_priv *priv,
struct iwl_bt_uart_msg *uart_msg)
{
IWL_DEBUG_COEX(priv, "Message Type = 0x%X, SSN = 0x%X, "
- "Update Req = 0x%X",
+ "Update Req = 0x%X\n",
(BT_UART_MSG_FRAME1MSGTYPE_MSK & uart_msg->frame1) >>
BT_UART_MSG_FRAME1MSGTYPE_POS,
(BT_UART_MSG_FRAME1SSN_MSK & uart_msg->frame1) >>
@@ -624,7 +624,7 @@ static void iwlagn_print_uartmsg(struct iwl_priv *priv,
BT_UART_MSG_FRAME1UPDATEREQ_POS);
IWL_DEBUG_COEX(priv, "Open connections = 0x%X, Traffic load = 0x%X, "
- "Chl_SeqN = 0x%X, In band = 0x%X",
+ "Chl_SeqN = 0x%X, In band = 0x%X\n",
(BT_UART_MSG_FRAME2OPENCONNECTIONS_MSK & uart_msg->frame2) >>
BT_UART_MSG_FRAME2OPENCONNECTIONS_POS,
(BT_UART_MSG_FRAME2TRAFFICLOAD_MSK & uart_msg->frame2) >>
@@ -635,7 +635,7 @@ static void iwlagn_print_uartmsg(struct iwl_priv *priv,
BT_UART_MSG_FRAME2INBAND_POS);
IWL_DEBUG_COEX(priv, "SCO/eSCO = 0x%X, Sniff = 0x%X, A2DP = 0x%X, "
- "ACL = 0x%X, Master = 0x%X, OBEX = 0x%X",
+ "ACL = 0x%X, Master = 0x%X, OBEX = 0x%X\n",
(BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3) >>
BT_UART_MSG_FRAME3SCOESCO_POS,
(BT_UART_MSG_FRAME3SNIFF_MSK & uart_msg->frame3) >>
@@ -649,12 +649,12 @@ static void iwlagn_print_uartmsg(struct iwl_priv *priv,
(BT_UART_MSG_FRAME3OBEX_MSK & uart_msg->frame3) >>
BT_UART_MSG_FRAME3OBEX_POS);
- IWL_DEBUG_COEX(priv, "Idle duration = 0x%X",
+ IWL_DEBUG_COEX(priv, "Idle duration = 0x%X\n",
(BT_UART_MSG_FRAME4IDLEDURATION_MSK & uart_msg->frame4) >>
BT_UART_MSG_FRAME4IDLEDURATION_POS);
IWL_DEBUG_COEX(priv, "Tx Activity = 0x%X, Rx Activity = 0x%X, "
- "eSCO Retransmissions = 0x%X",
+ "eSCO Retransmissions = 0x%X\n",
(BT_UART_MSG_FRAME5TXACTIVITY_MSK & uart_msg->frame5) >>
BT_UART_MSG_FRAME5TXACTIVITY_POS,
(BT_UART_MSG_FRAME5RXACTIVITY_MSK & uart_msg->frame5) >>
@@ -662,14 +662,14 @@ static void iwlagn_print_uartmsg(struct iwl_priv *priv,
(BT_UART_MSG_FRAME5ESCORETRANSMIT_MSK & uart_msg->frame5) >>
BT_UART_MSG_FRAME5ESCORETRANSMIT_POS);
- IWL_DEBUG_COEX(priv, "Sniff Interval = 0x%X, Discoverable = 0x%X",
+ IWL_DEBUG_COEX(priv, "Sniff Interval = 0x%X, Discoverable = 0x%X\n",
(BT_UART_MSG_FRAME6SNIFFINTERVAL_MSK & uart_msg->frame6) >>
BT_UART_MSG_FRAME6SNIFFINTERVAL_POS,
(BT_UART_MSG_FRAME6DISCOVERABLE_MSK & uart_msg->frame6) >>
BT_UART_MSG_FRAME6DISCOVERABLE_POS);
IWL_DEBUG_COEX(priv, "Sniff Activity = 0x%X, Page = "
- "0x%X, Inquiry = 0x%X, Connectable = 0x%X",
+ "0x%X, Inquiry = 0x%X, Connectable = 0x%X\n",
(BT_UART_MSG_FRAME7SNIFFACTIVITY_MSK & uart_msg->frame7) >>
BT_UART_MSG_FRAME7SNIFFACTIVITY_POS,
(BT_UART_MSG_FRAME7PAGE_MSK & uart_msg->frame7) >>
@@ -856,7 +856,7 @@ static u8 iwl_count_chain_bitmap(u32 chain_bitmap)
void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
{
bool is_single = is_single_rx_stream(priv);
- bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->shrd->status);
+ bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->status);
u8 idle_rx_cnt, active_rx_cnt, valid_rx_cnt;
u32 active_chains;
u16 rx_chain;
@@ -1298,6 +1298,12 @@ int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
return -EIO;
}
+ if (test_bit(STATUS_FW_ERROR, &priv->status)) {
+ IWL_ERR(priv, "Command %s failed: FW Error\n",
+ get_cmd_string(cmd->id));
+ return -EIO;
+ }
+
/*
* Synchronous commands from this op-mode must hold
* the mutex, this ensures we don't try to send two
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 7e590b349dd..b936ae7e00a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -969,7 +969,7 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband,
(tbl_type.is_SGI != !!(mac_flags & IEEE80211_TX_RC_SHORT_GI)) ||
(tbl_type.is_ht40 != !!(mac_flags & IEEE80211_TX_RC_40_MHZ_WIDTH)) ||
(tbl_type.is_dup != !!(mac_flags & IEEE80211_TX_RC_DUP_DATA)) ||
- (tbl_type.ant_type != info->antenna_sel_tx) ||
+ (tbl_type.ant_type != info->status.antenna) ||
(!!(tx_rate & RATE_MCS_HT_MSK) != !!(mac_flags & IEEE80211_TX_RC_MCS)) ||
(!!(tx_rate & RATE_MCS_GF_MSK) != !!(mac_flags & IEEE80211_TX_RC_GREEN_FIELD)) ||
(rs_index != mac_index)) {
@@ -2166,7 +2166,7 @@ static void rs_stay_in_table(struct iwl_lq_sta *lq_sta, bool force_search)
(lq_sta->total_success > lq_sta->max_success_limit) ||
((!lq_sta->search_better_tbl) && (lq_sta->flush_timer)
&& (flush_interval_passed))) {
- IWL_DEBUG_RATE(priv, "LQ: stay is expired %d %d %d\n:",
+ IWL_DEBUG_RATE(priv, "LQ: stay is expired %d %d %d\n",
lq_sta->total_failed,
lq_sta->total_success,
flush_interval_passed);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
index f4b84d1596e..e12f11d50b8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
@@ -794,7 +794,7 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv,
return;
}
- offset = (void *)hdr - rxb_addr(rxb);
+ offset = (void *)hdr - rxb_addr(rxb) + rxb_offset(rxb);
p = rxb_steal_page(rxb);
skb_add_rx_frag(skb, 0, p, offset, len, len);
@@ -970,7 +970,7 @@ static int iwlagn_rx_reply_rx(struct iwl_priv *priv,
}
if ((unlikely(phy_res->cfg_phy_cnt > 20))) {
- IWL_DEBUG_DROP(priv, "dsp size out of range [0,20]: %d/n",
+ IWL_DEBUG_DROP(priv, "dsp size out of range [0,20]: %d\n",
phy_res->cfg_phy_cnt);
return 0;
}
@@ -1134,9 +1134,6 @@ void iwl_setup_rx_handlers(struct iwl_priv *priv)
handlers[REPLY_COMPRESSED_BA] =
iwlagn_rx_reply_compressed_ba;
- /* init calibration handlers */
- priv->rx_handlers[CALIBRATION_RES_NOTIFICATION] =
- iwlagn_rx_calib_result;
priv->rx_handlers[REPLY_TX] = iwlagn_rx_reply_tx;
/* set up notification wait support */
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
index 2e1a31797a9..79d857d81b4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
@@ -24,6 +24,7 @@
*
*****************************************************************************/
+#include <linux/etherdevice.h>
#include "iwl-dev.h"
#include "iwl-agn.h"
#include "iwl-core.h"
@@ -59,9 +60,12 @@ static int iwlagn_disable_pan(struct iwl_priv *priv,
__le32 old_filter = send->filter_flags;
u8 old_dev_type = send->dev_type;
int ret;
+ static const u8 deactivate_cmd[] = {
+ REPLY_WIPAN_DEACTIVATION_COMPLETE
+ };
iwl_init_notification_wait(&priv->notif_wait, &disable_wait,
- REPLY_WIPAN_DEACTIVATION_COMPLETE,
+ deactivate_cmd, ARRAY_SIZE(deactivate_cmd),
NULL, NULL);
send->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
@@ -186,6 +190,109 @@ static int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
return ret;
}
+static u16 iwl_adjust_beacon_interval(u16 beacon_val, u16 max_beacon_val)
+{
+ u16 new_val;
+ u16 beacon_factor;
+
+ /*
+ * If mac80211 hasn't given us a beacon interval, program
+ * the default into the device (not checking this here
+ * would cause the adjustment below to return the maximum
+ * value, which may break PAN.)
+ */
+ if (!beacon_val)
+ return DEFAULT_BEACON_INTERVAL;
+
+ /*
+ * If the beacon interval we obtained from the peer
+ * is too large, we'll have to wake up more often
+ * (and in IBSS case, we'll beacon too much)
+ *
+ * For example, if max_beacon_val is 4096, and the
+ * requested beacon interval is 7000, we'll have to
+ * use 3500 to be able to wake up on the beacons.
+ *
+ * This could badly influence beacon detection stats.
+ */
+
+ beacon_factor = (beacon_val + max_beacon_val) / max_beacon_val;
+ new_val = beacon_val / beacon_factor;
+
+ if (!new_val)
+ new_val = max_beacon_val;
+
+ return new_val;
+}
+
+static int iwl_send_rxon_timing(struct iwl_priv *priv,
+ struct iwl_rxon_context *ctx)
+{
+ u64 tsf;
+ s32 interval_tm, rem;
+ struct ieee80211_conf *conf = NULL;
+ u16 beacon_int;
+ struct ieee80211_vif *vif = ctx->vif;
+
+ conf = &priv->hw->conf;
+
+ lockdep_assert_held(&priv->mutex);
+
+ memset(&ctx->timing, 0, sizeof(struct iwl_rxon_time_cmd));
+
+ ctx->timing.timestamp = cpu_to_le64(priv->timestamp);
+ ctx->timing.listen_interval = cpu_to_le16(conf->listen_interval);
+
+ beacon_int = vif ? vif->bss_conf.beacon_int : 0;
+
+ /*
+ * TODO: For IBSS we need to get atim_window from mac80211,
+ * for now just always use 0
+ */
+ ctx->timing.atim_window = 0;
+
+ if (ctx->ctxid == IWL_RXON_CTX_PAN &&
+ (!ctx->vif || ctx->vif->type != NL80211_IFTYPE_STATION) &&
+ iwl_is_associated(priv, IWL_RXON_CTX_BSS) &&
+ priv->contexts[IWL_RXON_CTX_BSS].vif &&
+ priv->contexts[IWL_RXON_CTX_BSS].vif->bss_conf.beacon_int) {
+ ctx->timing.beacon_interval =
+ priv->contexts[IWL_RXON_CTX_BSS].timing.beacon_interval;
+ beacon_int = le16_to_cpu(ctx->timing.beacon_interval);
+ } else if (ctx->ctxid == IWL_RXON_CTX_BSS &&
+ iwl_is_associated(priv, IWL_RXON_CTX_PAN) &&
+ priv->contexts[IWL_RXON_CTX_PAN].vif &&
+ priv->contexts[IWL_RXON_CTX_PAN].vif->bss_conf.beacon_int &&
+ (!iwl_is_associated_ctx(ctx) || !ctx->vif ||
+ !ctx->vif->bss_conf.beacon_int)) {
+ ctx->timing.beacon_interval =
+ priv->contexts[IWL_RXON_CTX_PAN].timing.beacon_interval;
+ beacon_int = le16_to_cpu(ctx->timing.beacon_interval);
+ } else {
+ beacon_int = iwl_adjust_beacon_interval(beacon_int,
+ IWL_MAX_UCODE_BEACON_INTERVAL * TIME_UNIT);
+ ctx->timing.beacon_interval = cpu_to_le16(beacon_int);
+ }
+
+ ctx->beacon_int = beacon_int;
+
+ tsf = priv->timestamp; /* tsf is modifed by do_div: copy it */
+ interval_tm = beacon_int * TIME_UNIT;
+ rem = do_div(tsf, interval_tm);
+ ctx->timing.beacon_init_val = cpu_to_le32(interval_tm - rem);
+
+ ctx->timing.dtim_period = vif ? (vif->bss_conf.dtim_period ?: 1) : 1;
+
+ IWL_DEBUG_ASSOC(priv,
+ "beacon interval %d beacon timer %d beacon tim %d\n",
+ le16_to_cpu(ctx->timing.beacon_interval),
+ le32_to_cpu(ctx->timing.beacon_init_val),
+ le16_to_cpu(ctx->timing.atim_window));
+
+ return iwl_dvm_send_cmd_pdu(priv, ctx->rxon_timing_cmd,
+ CMD_SYNC, sizeof(ctx->timing), &ctx->timing);
+}
+
static int iwlagn_rxon_disconn(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
@@ -309,7 +416,7 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
int slot0 = 300, slot1 = 0;
int ret;
- if (priv->shrd->valid_contexts == BIT(IWL_RXON_CTX_BSS))
+ if (priv->valid_contexts == BIT(IWL_RXON_CTX_BSS))
return 0;
BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
@@ -394,6 +501,154 @@ int iwlagn_set_pan_params(struct iwl_priv *priv)
return ret;
}
+static void iwl_set_rxon_hwcrypto(struct iwl_priv *priv,
+ struct iwl_rxon_context *ctx, int hw_decrypt)
+{
+ struct iwl_rxon_cmd *rxon = &ctx->staging;
+
+ if (hw_decrypt)
+ rxon->filter_flags &= ~RXON_FILTER_DIS_DECRYPT_MSK;
+ else
+ rxon->filter_flags |= RXON_FILTER_DIS_DECRYPT_MSK;
+
+}
+
+/* validate RXON structure is valid */
+static int iwl_check_rxon_cmd(struct iwl_priv *priv,
+ struct iwl_rxon_context *ctx)
+{
+ struct iwl_rxon_cmd *rxon = &ctx->staging;
+ u32 errors = 0;
+
+ if (rxon->flags & RXON_FLG_BAND_24G_MSK) {
+ if (rxon->flags & RXON_FLG_TGJ_NARROW_BAND_MSK) {
+ IWL_WARN(priv, "check 2.4G: wrong narrow\n");
+ errors |= BIT(0);
+ }
+ if (rxon->flags & RXON_FLG_RADAR_DETECT_MSK) {
+ IWL_WARN(priv, "check 2.4G: wrong radar\n");
+ errors |= BIT(1);
+ }
+ } else {
+ if (!(rxon->flags & RXON_FLG_SHORT_SLOT_MSK)) {
+ IWL_WARN(priv, "check 5.2G: not short slot!\n");
+ errors |= BIT(2);
+ }
+ if (rxon->flags & RXON_FLG_CCK_MSK) {
+ IWL_WARN(priv, "check 5.2G: CCK!\n");
+ errors |= BIT(3);
+ }
+ }
+ if ((rxon->node_addr[0] | rxon->bssid_addr[0]) & 0x1) {
+ IWL_WARN(priv, "mac/bssid mcast!\n");
+ errors |= BIT(4);
+ }
+
+ /* make sure basic rates 6Mbps and 1Mbps are supported */
+ if ((rxon->ofdm_basic_rates & IWL_RATE_6M_MASK) == 0 &&
+ (rxon->cck_basic_rates & IWL_RATE_1M_MASK) == 0) {
+ IWL_WARN(priv, "neither 1 nor 6 are basic\n");
+ errors |= BIT(5);
+ }
+
+ if (le16_to_cpu(rxon->assoc_id) > 2007) {
+ IWL_WARN(priv, "aid > 2007\n");
+ errors |= BIT(6);
+ }
+
+ if ((rxon->flags & (RXON_FLG_CCK_MSK | RXON_FLG_SHORT_SLOT_MSK))
+ == (RXON_FLG_CCK_MSK | RXON_FLG_SHORT_SLOT_MSK)) {
+ IWL_WARN(priv, "CCK and short slot\n");
+ errors |= BIT(7);
+ }
+
+ if ((rxon->flags & (RXON_FLG_CCK_MSK | RXON_FLG_AUTO_DETECT_MSK))
+ == (RXON_FLG_CCK_MSK | RXON_FLG_AUTO_DETECT_MSK)) {
+ IWL_WARN(priv, "CCK and auto detect");
+ errors |= BIT(8);
+ }
+
+ if ((rxon->flags & (RXON_FLG_AUTO_DETECT_MSK |
+ RXON_FLG_TGG_PROTECT_MSK)) ==
+ RXON_FLG_TGG_PROTECT_MSK) {
+ IWL_WARN(priv, "TGg but no auto-detect\n");
+ errors |= BIT(9);
+ }
+
+ if (rxon->channel == 0) {
+ IWL_WARN(priv, "zero channel is invalid\n");
+ errors |= BIT(10);
+ }
+
+ WARN(errors, "Invalid RXON (%#x), channel %d",
+ errors, le16_to_cpu(rxon->channel));
+
+ return errors ? -EINVAL : 0;
+}
+
+/**
+ * iwl_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed
+ * @priv: staging_rxon is compared to active_rxon
+ *
+ * If the RXON structure is changing enough to require a new tune,
+ * or is clearing the RXON_FILTER_ASSOC_MSK, then return 1 to indicate that
+ * a new tune (full RXON command, rather than RXON_ASSOC cmd) is required.
+ */
+static int iwl_full_rxon_required(struct iwl_priv *priv,
+ struct iwl_rxon_context *ctx)
+{
+ const struct iwl_rxon_cmd *staging = &ctx->staging;
+ const struct iwl_rxon_cmd *active = &ctx->active;
+
+#define CHK(cond) \
+ if ((cond)) { \
+ IWL_DEBUG_INFO(priv, "need full RXON - " #cond "\n"); \
+ return 1; \
+ }
+
+#define CHK_NEQ(c1, c2) \
+ if ((c1) != (c2)) { \
+ IWL_DEBUG_INFO(priv, "need full RXON - " \
+ #c1 " != " #c2 " - %d != %d\n", \
+ (c1), (c2)); \
+ return 1; \
+ }
+
+ /* These items are only settable from the full RXON command */
+ CHK(!iwl_is_associated_ctx(ctx));
+ CHK(compare_ether_addr(staging->bssid_addr, active->bssid_addr));
+ CHK(compare_ether_addr(staging->node_addr, active->node_addr));
+ CHK(compare_ether_addr(staging->wlap_bssid_addr,
+ active->wlap_bssid_addr));
+ CHK_NEQ(staging->dev_type, active->dev_type);
+ CHK_NEQ(staging->channel, active->channel);
+ CHK_NEQ(staging->air_propagation, active->air_propagation);
+ CHK_NEQ(staging->ofdm_ht_single_stream_basic_rates,
+ active->ofdm_ht_single_stream_basic_rates);
+ CHK_NEQ(staging->ofdm_ht_dual_stream_basic_rates,
+ active->ofdm_ht_dual_stream_basic_rates);
+ CHK_NEQ(staging->ofdm_ht_triple_stream_basic_rates,
+ active->ofdm_ht_triple_stream_basic_rates);
+ CHK_NEQ(staging->assoc_id, active->assoc_id);
+
+ /* flags, filter_flags, ofdm_basic_rates, and cck_basic_rates can
+ * be updated with the RXON_ASSOC command -- however only some
+ * flag transitions are allowed using RXON_ASSOC */
+
+ /* Check if we are not switching bands */
+ CHK_NEQ(staging->flags & RXON_FLG_BAND_24G_MSK,
+ active->flags & RXON_FLG_BAND_24G_MSK);
+
+ /* Check if we are switching association toggle */
+ CHK_NEQ(staging->filter_flags & RXON_FILTER_ASSOC_MSK,
+ active->filter_flags & RXON_FILTER_ASSOC_MSK);
+
+#undef CHK
+#undef CHK_NEQ
+
+ return 0;
+}
+
/**
* iwlagn_commit_rxon - commit staging_rxon to hardware
*
@@ -547,7 +802,7 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
const struct iwl_channel_info *ch_info;
int ret = 0;
- IWL_DEBUG_MAC80211(priv, "enter: changed %#x", changed);
+ IWL_DEBUG_MAC80211(priv, "enter: changed %#x\n", changed);
mutex_lock(&priv->mutex);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index 34adedc74d3..697f2032bfd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -40,6 +40,17 @@
#include "iwl-agn.h"
#include "iwl-trans.h"
+static const u8 tid_to_ac[] = {
+ IEEE80211_AC_BE,
+ IEEE80211_AC_BK,
+ IEEE80211_AC_BK,
+ IEEE80211_AC_BE,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_VO,
+ IEEE80211_AC_VO,
+};
+
static void iwlagn_tx_cmd_protection(struct iwl_priv *priv,
struct ieee80211_tx_info *info,
__le16 fc, __le32 *tx_flags)
@@ -293,6 +304,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
u16 len, seq_number = 0;
u8 sta_id, tid = IWL_MAX_TID_COUNT;
bool is_agg = false;
+ int txq_id;
if (info->control.vif)
ctx = iwl_rxon_ctx_from_vif(info->control.vif);
@@ -435,7 +447,27 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Copy MAC header from skb into command buffer */
memcpy(tx_cmd->hdr, hdr, hdr_len);
- if (iwl_trans_tx(trans(priv), skb, dev_cmd, ctx->ctxid, sta_id, tid))
+ if (is_agg)
+ txq_id = priv->tid_data[sta_id][tid].agg.txq_id;
+ else if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
+ /*
+ * Send this frame after DTIM -- there's a special queue
+ * reserved for this for contexts that support AP mode.
+ */
+ txq_id = ctx->mcast_queue;
+
+ /*
+ * The microcode will clear the more data
+ * bit in the last frame it transmits.
+ */
+ hdr->frame_control |=
+ cpu_to_le16(IEEE80211_FCTL_MOREDATA);
+ } else if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)
+ txq_id = IWL_AUX_QUEUE;
+ else
+ txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
+
+ if (iwl_trans_tx(trans(priv), skb, dev_cmd, txq_id))
goto drop_unlock_sta;
if (ieee80211_is_data_qos(fc) && !ieee80211_is_qos_nullfunc(fc) &&
@@ -464,11 +496,32 @@ drop_unlock_priv:
return -1;
}
+static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int ac)
+{
+ int q;
+
+ for (q = IWLAGN_FIRST_AMPDU_QUEUE;
+ q < cfg(priv)->base_params->num_of_queues; q++) {
+ if (!test_and_set_bit(q, priv->agg_q_alloc)) {
+ priv->queue_to_ac[q] = ac;
+ return q;
+ }
+ }
+
+ return -ENOSPC;
+}
+
+static void iwlagn_dealloc_agg_txq(struct iwl_priv *priv, int q)
+{
+ clear_bit(q, priv->agg_q_alloc);
+ priv->queue_to_ac[q] = IWL_INVALID_AC;
+}
+
int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid)
{
struct iwl_tid_data *tid_data;
- int sta_id;
+ int sta_id, txq_id;
sta_id = iwl_sta_id(sta);
@@ -480,6 +533,7 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
spin_lock_bh(&priv->sta_lock);
tid_data = &priv->tid_data[sta_id][tid];
+ txq_id = priv->tid_data[sta_id][tid].agg.txq_id;
switch (priv->tid_data[sta_id][tid].agg.state) {
case IWL_EMPTYING_HW_QUEUE_ADDBA:
@@ -504,9 +558,13 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
tid_data->agg.ssn = SEQ_TO_SN(tid_data->seq_number);
/* There are still packets for this RA / TID in the HW */
- if (tid_data->agg.ssn != tid_data->next_reclaimed) {
+ if (!test_bit(txq_id, priv->agg_q_alloc)) {
+ IWL_DEBUG_TX_QUEUES(priv,
+ "stopping AGG on STA/TID %d/%d but hwq %d not used\n",
+ sta_id, tid, txq_id);
+ } else if (tid_data->agg.ssn != tid_data->next_reclaimed) {
IWL_DEBUG_TX_QUEUES(priv, "Can't proceed: ssn %d, "
- "next_recl = %d",
+ "next_recl = %d\n",
tid_data->agg.ssn,
tid_data->next_reclaimed);
priv->tid_data[sta_id][tid].agg.state =
@@ -515,14 +573,17 @@ int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
return 0;
}
- IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d",
+ IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d\n",
tid_data->agg.ssn);
turn_off:
priv->tid_data[sta_id][tid].agg.state = IWL_AGG_OFF;
spin_unlock_bh(&priv->sta_lock);
- iwl_trans_tx_agg_disable(trans(priv), sta_id, tid);
+ if (test_bit(txq_id, priv->agg_q_alloc)) {
+ iwl_trans_tx_agg_disable(trans(priv), txq_id);
+ iwlagn_dealloc_agg_txq(priv, txq_id);
+ }
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
@@ -533,8 +594,7 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, u16 tid, u16 *ssn)
{
struct iwl_tid_data *tid_data;
- int sta_id;
- int ret;
+ int sta_id, txq_id, ret;
IWL_DEBUG_HT(priv, "TX AGG request on ra = %pM tid = %d\n",
sta->addr, tid);
@@ -552,36 +612,37 @@ int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
return -ENXIO;
}
+ txq_id = iwlagn_alloc_agg_txq(priv, tid_to_ac[tid]);
+ if (txq_id < 0) {
+ IWL_DEBUG_TX_QUEUES(priv,
+ "No free aggregation queue for %pM/%d\n",
+ sta->addr, tid);
+ return txq_id;
+ }
+
ret = iwl_sta_tx_modify_enable_tid(priv, sta_id, tid);
if (ret)
return ret;
spin_lock_bh(&priv->sta_lock);
-
tid_data = &priv->tid_data[sta_id][tid];
tid_data->agg.ssn = SEQ_TO_SN(tid_data->seq_number);
+ tid_data->agg.txq_id = txq_id;
*ssn = tid_data->agg.ssn;
- ret = iwl_trans_tx_agg_alloc(trans(priv), sta_id, tid);
- if (ret) {
- spin_unlock_bh(&priv->sta_lock);
- return ret;
- }
-
if (*ssn == tid_data->next_reclaimed) {
- IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d",
+ IWL_DEBUG_TX_QUEUES(priv, "Can proceed: ssn = next_recl = %d\n",
tid_data->agg.ssn);
tid_data->agg.state = IWL_AGG_ON;
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
} else {
IWL_DEBUG_TX_QUEUES(priv, "Can't proceed: ssn %d, "
- "next_reclaimed = %d",
+ "next_reclaimed = %d\n",
tid_data->agg.ssn,
tid_data->next_reclaimed);
tid_data->agg.state = IWL_EMPTYING_HW_QUEUE_ADDBA;
}
-
spin_unlock_bh(&priv->sta_lock);
return ret;
@@ -592,15 +653,20 @@ int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
{
struct iwl_station_priv *sta_priv = (void *) sta->drv_priv;
struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
+ int q, fifo;
u16 ssn;
buf_size = min_t(int, buf_size, LINK_QUAL_AGG_FRAME_LIMIT_DEF);
spin_lock_bh(&priv->sta_lock);
ssn = priv->tid_data[sta_priv->sta_id][tid].agg.ssn;
+ q = priv->tid_data[sta_priv->sta_id][tid].agg.txq_id;
spin_unlock_bh(&priv->sta_lock);
- iwl_trans_tx_agg_setup(trans(priv), ctx->ctxid, sta_priv->sta_id, tid,
+ fifo = ctx->ac_to_fifo[tid_to_ac[tid]];
+
+ iwl_trans_tx_agg_setup(trans(priv), q, fifo,
+ sta_priv->sta_id, tid,
buf_size, ssn);
/*
@@ -666,7 +732,9 @@ static void iwlagn_check_ratid_empty(struct iwl_priv *priv, int sta_id, u8 tid)
IWL_DEBUG_TX_QUEUES(priv,
"Can continue DELBA flow ssn = next_recl ="
" %d", tid_data->next_reclaimed);
- iwl_trans_tx_agg_disable(trans(priv), sta_id, tid);
+ iwl_trans_tx_agg_disable(trans(priv),
+ tid_data->agg.txq_id);
+ iwlagn_dealloc_agg_txq(priv, tid_data->agg.txq_id);
tid_data->agg.state = IWL_AGG_OFF;
ieee80211_stop_tx_ba_cb_irqsafe(vif, addr, tid);
}
@@ -711,9 +779,9 @@ static void iwlagn_non_agg_tx_status(struct iwl_priv *priv,
static void iwlagn_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
struct ieee80211_tx_info *info)
{
- struct ieee80211_tx_rate *r = &info->control.rates[0];
+ struct ieee80211_tx_rate *r = &info->status.rates[0];
- info->antenna_sel_tx =
+ info->status.antenna =
((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
if (rate_n_flags & RATE_MCS_HT_MSK)
r->flags |= IEEE80211_TX_RC_MCS;
@@ -1005,6 +1073,29 @@ static void iwl_check_abort_status(struct iwl_priv *priv,
}
}
+static int iwl_reclaim(struct iwl_priv *priv, int sta_id, int tid,
+ int txq_id, int ssn, struct sk_buff_head *skbs)
+{
+ if (unlikely(txq_id >= IWLAGN_FIRST_AMPDU_QUEUE &&
+ tid != IWL_TID_NON_QOS &&
+ txq_id != priv->tid_data[sta_id][tid].agg.txq_id)) {
+ /*
+ * FIXME: this is a uCode bug which need to be addressed,
+ * log the information and return for now.
+ * Since it is can possibly happen very often and in order
+ * not to fill the syslog, don't use IWL_ERR or IWL_WARN
+ */
+ IWL_DEBUG_TX_QUEUES(priv,
+ "Bad queue mapping txq_id=%d, agg_txq[sta:%d,tid:%d]=%d\n",
+ txq_id, sta_id, tid,
+ priv->tid_data[sta_id][tid].agg.txq_id);
+ return 1;
+ }
+
+ iwl_trans_reclaim(trans(priv), txq_id, ssn, skbs);
+ return 0;
+}
+
int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd)
{
@@ -1059,13 +1150,12 @@ int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
if (tid != IWL_TID_NON_QOS) {
priv->tid_data[sta_id][tid].next_reclaimed =
next_reclaimed;
- IWL_DEBUG_TX_REPLY(priv, "Next reclaimed packet:%d",
+ IWL_DEBUG_TX_REPLY(priv, "Next reclaimed packet:%d\n",
next_reclaimed);
}
/*we can free until ssn % q.n_bd not inclusive */
- WARN_ON(iwl_trans_reclaim(trans(priv), sta_id, tid,
- txq_id, ssn, &skbs));
+ WARN_ON(iwl_reclaim(priv, sta_id, tid, txq_id, ssn, &skbs));
iwlagn_check_ratid_empty(priv, sta_id, tid);
freed = 0;
@@ -1183,8 +1273,8 @@ int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
/* Release all TFDs before the SSN, i.e. all TFDs in front of
* block-ack window (we assume that they've been successfully
* transmitted ... if not, it's too late anyway). */
- if (iwl_trans_reclaim(trans(priv), sta_id, tid, scd_flow,
- ba_resp_scd_ssn, &reclaimed_skbs)) {
+ if (iwl_reclaim(priv, sta_id, tid, scd_flow,
+ ba_resp_scd_ssn, &reclaimed_skbs)) {
spin_unlock(&priv->sta_lock);
return 0;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index f1226dbf789..22c953d65be 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -26,6 +26,9 @@
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
*****************************************************************************/
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
@@ -379,7 +382,7 @@ static void iwl_continuous_event_trace(struct iwl_priv *priv)
u32 num_wraps; /* # times uCode wrapped to top of log */
u32 next_entry; /* index of next entry to be written by uCode */
- base = priv->shrd->device_pointers.log_event_table;
+ base = priv->device_pointers.log_event_table;
if (iwlagn_hw_valid_rtc_data_addr(base)) {
iwl_read_targ_mem_words(trans(priv), base, &read, sizeof(read));
@@ -488,6 +491,93 @@ static void iwl_bg_tx_flush(struct work_struct *work)
iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
}
+/*
+ * queue/FIFO/AC mapping definitions
+ */
+
+#define IWL_TX_FIFO_BK 0 /* shared */
+#define IWL_TX_FIFO_BE 1
+#define IWL_TX_FIFO_VI 2 /* shared */
+#define IWL_TX_FIFO_VO 3
+#define IWL_TX_FIFO_BK_IPAN IWL_TX_FIFO_BK
+#define IWL_TX_FIFO_BE_IPAN 4
+#define IWL_TX_FIFO_VI_IPAN IWL_TX_FIFO_VI
+#define IWL_TX_FIFO_VO_IPAN 5
+/* re-uses the VO FIFO, uCode will properly flush/schedule */
+#define IWL_TX_FIFO_AUX 5
+#define IWL_TX_FIFO_UNUSED -1
+
+#define IWLAGN_CMD_FIFO_NUM 7
+
+/*
+ * This queue number is required for proper operation
+ * because the ucode will stop/start the scheduler as
+ * required.
+ */
+#define IWL_IPAN_MCAST_QUEUE 8
+
+static const u8 iwlagn_default_queue_to_tx_fifo[] = {
+ IWL_TX_FIFO_VO,
+ IWL_TX_FIFO_VI,
+ IWL_TX_FIFO_BE,
+ IWL_TX_FIFO_BK,
+ IWLAGN_CMD_FIFO_NUM,
+};
+
+static const u8 iwlagn_ipan_queue_to_tx_fifo[] = {
+ IWL_TX_FIFO_VO,
+ IWL_TX_FIFO_VI,
+ IWL_TX_FIFO_BE,
+ IWL_TX_FIFO_BK,
+ IWL_TX_FIFO_BK_IPAN,
+ IWL_TX_FIFO_BE_IPAN,
+ IWL_TX_FIFO_VI_IPAN,
+ IWL_TX_FIFO_VO_IPAN,
+ IWL_TX_FIFO_BE_IPAN,
+ IWLAGN_CMD_FIFO_NUM,
+ IWL_TX_FIFO_AUX,
+};
+
+static const u8 iwlagn_bss_ac_to_fifo[] = {
+ IWL_TX_FIFO_VO,
+ IWL_TX_FIFO_VI,
+ IWL_TX_FIFO_BE,
+ IWL_TX_FIFO_BK,
+};
+
+static const u8 iwlagn_bss_ac_to_queue[] = {
+ 0, 1, 2, 3,
+};
+
+static const u8 iwlagn_pan_ac_to_fifo[] = {
+ IWL_TX_FIFO_VO_IPAN,
+ IWL_TX_FIFO_VI_IPAN,
+ IWL_TX_FIFO_BE_IPAN,
+ IWL_TX_FIFO_BK_IPAN,
+};
+
+static const u8 iwlagn_pan_ac_to_queue[] = {
+ 7, 6, 5, 4,
+};
+
+static const u8 iwlagn_bss_queue_to_ac[] = {
+ IEEE80211_AC_VO,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_BE,
+ IEEE80211_AC_BK,
+};
+
+static const u8 iwlagn_pan_queue_to_ac[] = {
+ IEEE80211_AC_VO,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_BE,
+ IEEE80211_AC_BK,
+ IEEE80211_AC_BK,
+ IEEE80211_AC_BE,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_VO,
+};
+
static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
{
int i;
@@ -496,9 +586,9 @@ static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
* The default context is always valid,
* the PAN context depends on uCode.
*/
- priv->shrd->valid_contexts = BIT(IWL_RXON_CTX_BSS);
+ priv->valid_contexts = BIT(IWL_RXON_CTX_BSS);
if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN)
- priv->shrd->valid_contexts |= BIT(IWL_RXON_CTX_PAN);
+ priv->valid_contexts |= BIT(IWL_RXON_CTX_PAN);
for (i = 0; i < NUM_IWL_RXON_CTX; i++)
priv->contexts[i].ctxid = i;
@@ -520,6 +610,10 @@ static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
priv->contexts[IWL_RXON_CTX_BSS].ibss_devtype = RXON_DEV_TYPE_IBSS;
priv->contexts[IWL_RXON_CTX_BSS].station_devtype = RXON_DEV_TYPE_ESS;
priv->contexts[IWL_RXON_CTX_BSS].unused_devtype = RXON_DEV_TYPE_ESS;
+ memcpy(priv->contexts[IWL_RXON_CTX_BSS].ac_to_queue,
+ iwlagn_bss_ac_to_queue, sizeof(iwlagn_bss_ac_to_queue));
+ memcpy(priv->contexts[IWL_RXON_CTX_BSS].ac_to_fifo,
+ iwlagn_bss_ac_to_fifo, sizeof(iwlagn_bss_ac_to_fifo));
priv->contexts[IWL_RXON_CTX_PAN].rxon_cmd = REPLY_WIPAN_RXON;
priv->contexts[IWL_RXON_CTX_PAN].rxon_timing_cmd =
@@ -542,6 +636,11 @@ static void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags)
priv->contexts[IWL_RXON_CTX_PAN].ap_devtype = RXON_DEV_TYPE_CP;
priv->contexts[IWL_RXON_CTX_PAN].station_devtype = RXON_DEV_TYPE_2STA;
priv->contexts[IWL_RXON_CTX_PAN].unused_devtype = RXON_DEV_TYPE_P2P;
+ memcpy(priv->contexts[IWL_RXON_CTX_PAN].ac_to_queue,
+ iwlagn_pan_ac_to_queue, sizeof(iwlagn_pan_ac_to_queue));
+ memcpy(priv->contexts[IWL_RXON_CTX_PAN].ac_to_fifo,
+ iwlagn_pan_ac_to_fifo, sizeof(iwlagn_pan_ac_to_fifo));
+ priv->contexts[IWL_RXON_CTX_PAN].mcast_queue = IWL_IPAN_MCAST_QUEUE;
BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
}
@@ -824,11 +923,10 @@ void iwl_down(struct iwl_priv *priv)
STATUS_RF_KILL_HW |
test_bit(STATUS_GEO_CONFIGURED, &priv->status) <<
STATUS_GEO_CONFIGURED |
+ test_bit(STATUS_FW_ERROR, &priv->status) <<
+ STATUS_FW_ERROR |
test_bit(STATUS_EXIT_PENDING, &priv->status) <<
STATUS_EXIT_PENDING;
- priv->shrd->status &=
- test_bit(STATUS_FW_ERROR, &priv->shrd->status) <<
- STATUS_FW_ERROR;
dev_kfree_skb(priv->beacon_skb);
priv->beacon_skb = NULL;
@@ -869,6 +967,7 @@ void iwlagn_prepare_restart(struct iwl_priv *priv)
u8 bt_load;
u8 bt_status;
bool bt_is_sco;
+ int i;
lockdep_assert_held(&priv->mutex);
@@ -898,6 +997,15 @@ void iwlagn_prepare_restart(struct iwl_priv *priv)
priv->bt_traffic_load = bt_load;
priv->bt_status = bt_status;
priv->bt_is_sco = bt_is_sco;
+
+ /* reset all queues */
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ atomic_set(&priv->ac_stop_count[i], 0);
+
+ for (i = IWLAGN_FIRST_AMPDU_QUEUE; i < IWL_MAX_HW_QUEUES; i++)
+ priv->queue_to_ac[i] = IWL_INVALID_AC;
+
+ memset(priv->agg_q_alloc, 0, sizeof(priv->agg_q_alloc));
}
static void iwl_bg_restart(struct work_struct *data)
@@ -907,7 +1015,7 @@ static void iwl_bg_restart(struct work_struct *data)
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return;
- if (test_and_clear_bit(STATUS_FW_ERROR, &priv->shrd->status)) {
+ if (test_and_clear_bit(STATUS_FW_ERROR, &priv->status)) {
mutex_lock(&priv->mutex);
iwlagn_prepare_restart(priv);
mutex_unlock(&priv->mutex);
@@ -1028,6 +1136,189 @@ static void iwl_init_hw_rates(struct ieee80211_rate *rates)
}
}
+#define MAX_BIT_RATE_40_MHZ 150 /* Mbps */
+#define MAX_BIT_RATE_20_MHZ 72 /* Mbps */
+static void iwl_init_ht_hw_capab(const struct iwl_priv *priv,
+ struct ieee80211_sta_ht_cap *ht_info,
+ enum ieee80211_band band)
+{
+ u16 max_bit_rate = 0;
+ u8 rx_chains_num = hw_params(priv).rx_chains_num;
+ u8 tx_chains_num = hw_params(priv).tx_chains_num;
+
+ ht_info->cap = 0;
+ memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
+
+ ht_info->ht_supported = true;
+
+ if (cfg(priv)->ht_params &&
+ cfg(priv)->ht_params->ht_greenfield_support)
+ ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
+ ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
+ max_bit_rate = MAX_BIT_RATE_20_MHZ;
+ if (hw_params(priv).ht40_channel & BIT(band)) {
+ ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
+ ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
+ ht_info->mcs.rx_mask[4] = 0x01;
+ max_bit_rate = MAX_BIT_RATE_40_MHZ;
+ }
+
+ if (iwlagn_mod_params.amsdu_size_8K)
+ ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU;
+
+ ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF;
+ ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF;
+
+ ht_info->mcs.rx_mask[0] = 0xFF;
+ if (rx_chains_num >= 2)
+ ht_info->mcs.rx_mask[1] = 0xFF;
+ if (rx_chains_num >= 3)
+ ht_info->mcs.rx_mask[2] = 0xFF;
+
+ /* Highest supported Rx data rate */
+ max_bit_rate *= rx_chains_num;
+ WARN_ON(max_bit_rate & ~IEEE80211_HT_MCS_RX_HIGHEST_MASK);
+ ht_info->mcs.rx_highest = cpu_to_le16(max_bit_rate);
+
+ /* Tx MCS capabilities */
+ ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
+ if (tx_chains_num != rx_chains_num) {
+ ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
+ ht_info->mcs.tx_params |= ((tx_chains_num - 1) <<
+ IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
+ }
+}
+
+/**
+ * iwl_init_geos - Initialize mac80211's geo/channel info based from eeprom
+ */
+static int iwl_init_geos(struct iwl_priv *priv)
+{
+ struct iwl_channel_info *ch;
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_channel *channels;
+ struct ieee80211_channel *geo_ch;
+ struct ieee80211_rate *rates;
+ int i = 0;
+ s8 max_tx_power = IWLAGN_TX_POWER_TARGET_POWER_MIN;
+
+ if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates ||
+ priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) {
+ IWL_DEBUG_INFO(priv, "Geography modes already initialized.\n");
+ set_bit(STATUS_GEO_CONFIGURED, &priv->status);
+ return 0;
+ }
+
+ channels = kcalloc(priv->channel_count,
+ sizeof(struct ieee80211_channel), GFP_KERNEL);
+ if (!channels)
+ return -ENOMEM;
+
+ rates = kcalloc(IWL_RATE_COUNT_LEGACY, sizeof(struct ieee80211_rate),
+ GFP_KERNEL);
+ if (!rates) {
+ kfree(channels);
+ return -ENOMEM;
+ }
+
+ /* 5.2GHz channels start after the 2.4GHz channels */
+ sband = &priv->bands[IEEE80211_BAND_5GHZ];
+ sband->channels = &channels[ARRAY_SIZE(iwl_eeprom_band_1)];
+ /* just OFDM */
+ sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
+ sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE;
+
+ if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
+ iwl_init_ht_hw_capab(priv, &sband->ht_cap,
+ IEEE80211_BAND_5GHZ);
+
+ sband = &priv->bands[IEEE80211_BAND_2GHZ];
+ sband->channels = channels;
+ /* OFDM & CCK */
+ sband->bitrates = rates;
+ sband->n_bitrates = IWL_RATE_COUNT_LEGACY;
+
+ if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
+ iwl_init_ht_hw_capab(priv, &sband->ht_cap,
+ IEEE80211_BAND_2GHZ);
+
+ priv->ieee_channels = channels;
+ priv->ieee_rates = rates;
+
+ for (i = 0; i < priv->channel_count; i++) {
+ ch = &priv->channel_info[i];
+
+ /* FIXME: might be removed if scan is OK */
+ if (!is_channel_valid(ch))
+ continue;
+
+ sband = &priv->bands[ch->band];
+
+ geo_ch = &sband->channels[sband->n_channels++];
+
+ geo_ch->center_freq =
+ ieee80211_channel_to_frequency(ch->channel, ch->band);
+ geo_ch->max_power = ch->max_power_avg;
+ geo_ch->max_antenna_gain = 0xff;
+ geo_ch->hw_value = ch->channel;
+
+ if (is_channel_valid(ch)) {
+ if (!(ch->flags & EEPROM_CHANNEL_IBSS))
+ geo_ch->flags |= IEEE80211_CHAN_NO_IBSS;
+
+ if (!(ch->flags & EEPROM_CHANNEL_ACTIVE))
+ geo_ch->flags |= IEEE80211_CHAN_PASSIVE_SCAN;
+
+ if (ch->flags & EEPROM_CHANNEL_RADAR)
+ geo_ch->flags |= IEEE80211_CHAN_RADAR;
+
+ geo_ch->flags |= ch->ht40_extension_channel;
+
+ if (ch->max_power_avg > max_tx_power)
+ max_tx_power = ch->max_power_avg;
+ } else {
+ geo_ch->flags |= IEEE80211_CHAN_DISABLED;
+ }
+
+ IWL_DEBUG_INFO(priv, "Channel %d Freq=%d[%sGHz] %s flag=0x%X\n",
+ ch->channel, geo_ch->center_freq,
+ is_channel_a_band(ch) ? "5.2" : "2.4",
+ geo_ch->flags & IEEE80211_CHAN_DISABLED ?
+ "restricted" : "valid",
+ geo_ch->flags);
+ }
+
+ priv->tx_power_device_lmt = max_tx_power;
+ priv->tx_power_user_lmt = max_tx_power;
+ priv->tx_power_next = max_tx_power;
+
+ if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
+ hw_params(priv).sku & EEPROM_SKU_CAP_BAND_52GHZ) {
+ IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
+ "Please send your %s to maintainer.\n",
+ trans(priv)->hw_id_str);
+ hw_params(priv).sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
+ }
+
+ IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n",
+ priv->bands[IEEE80211_BAND_2GHZ].n_channels,
+ priv->bands[IEEE80211_BAND_5GHZ].n_channels);
+
+ set_bit(STATUS_GEO_CONFIGURED, &priv->status);
+
+ return 0;
+}
+
+/*
+ * iwl_free_geos - undo allocations in iwl_init_geos
+ */
+static void iwl_free_geos(struct iwl_priv *priv)
+{
+ kfree(priv->ieee_channels);
+ kfree(priv->ieee_rates);
+ clear_bit(STATUS_GEO_CONFIGURED, &priv->status);
+}
+
static int iwl_init_drv(struct iwl_priv *priv)
{
int ret;
@@ -1130,8 +1421,6 @@ static void iwl_set_hw_params(struct iwl_priv *priv)
if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_ALL)
hw_params(priv).sku &= ~EEPROM_SKU_CAP_11N_ENABLE;
- hw_params(priv).num_ampdu_queues =
- cfg(priv)->base_params->num_of_ampdu_queues;
hw_params(priv).wd_timeout = cfg(priv)->base_params->wd_timeout;
/* Device-specific setup */
@@ -1178,7 +1467,6 @@ static void iwl_debug_config(struct iwl_priv *priv)
static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
const struct iwl_fw *fw)
{
- int err = 0;
struct iwl_priv *priv;
struct ieee80211_hw *hw;
struct iwl_op_mode *op_mode;
@@ -1193,6 +1481,9 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
STATISTICS_NOTIFICATION,
REPLY_TX,
};
+ const u8 *q_to_ac;
+ int n_q_to_ac;
+ int i;
/************************
* 1. Allocating HW data
@@ -1201,7 +1492,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
if (!hw) {
pr_err("%s: Cannot allocate network device\n",
cfg(trans)->name);
- err = -ENOMEM;
goto out;
}
@@ -1210,8 +1500,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
priv = IWL_OP_MODE_GET_DVM(op_mode);
priv->shrd = trans->shrd;
priv->fw = fw;
- /* TODO: remove fw from shared data later */
- priv->shrd->fw = fw;
/*
* Populate the state variables that the transport layer needs
@@ -1230,9 +1518,19 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) {
priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
trans_cfg.cmd_queue = IWL_IPAN_CMD_QUEUE_NUM;
+ trans_cfg.queue_to_fifo = iwlagn_ipan_queue_to_tx_fifo;
+ trans_cfg.n_queue_to_fifo =
+ ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo);
+ q_to_ac = iwlagn_pan_queue_to_ac;
+ n_q_to_ac = ARRAY_SIZE(iwlagn_pan_queue_to_ac);
} else {
priv->sta_key_max_num = STA_KEY_MAX_NUM;
trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
+ trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo;
+ trans_cfg.n_queue_to_fifo =
+ ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo);
+ q_to_ac = iwlagn_bss_queue_to_ac;
+ n_q_to_ac = ARRAY_SIZE(iwlagn_bss_queue_to_ac);
}
/* Configure transport layer */
@@ -1273,26 +1571,24 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
IWL_INFO(priv, "Detected %s, REV=0x%X\n",
cfg(priv)->name, trans(priv)->hw_rev);
- err = iwl_trans_start_hw(trans(priv));
- if (err)
+ if (iwl_trans_start_hw(trans(priv)))
goto out_free_traffic_mem;
/*****************
* 3. Read EEPROM
*****************/
- err = iwl_eeprom_init(trans(priv), trans(priv)->hw_rev);
- /* Reset chip to save power until we load uCode during "up". */
- iwl_trans_stop_hw(trans(priv));
- if (err) {
+ /* Read the EEPROM */
+ if (iwl_eeprom_init(trans(priv), trans(priv)->hw_rev)) {
IWL_ERR(priv, "Unable to init EEPROM\n");
goto out_free_traffic_mem;
}
- err = iwl_eeprom_check_version(priv);
- if (err)
+ /* Reset chip to save power until we load uCode during "up". */
+ iwl_trans_stop_hw(trans(priv));
+
+ if (iwl_eeprom_check_version(priv))
goto out_free_eeprom;
- err = iwl_eeprom_init_hw_params(priv);
- if (err)
+ if (iwl_eeprom_init_hw_params(priv))
goto out_free_eeprom;
/* extract MAC Address */
@@ -1323,6 +1619,11 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
ucode_flags &= ~IWL_UCODE_TLV_FLAGS_P2P;
priv->sta_key_max_num = STA_KEY_MAX_NUM;
trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
+ trans_cfg.queue_to_fifo = iwlagn_default_queue_to_tx_fifo;
+ trans_cfg.n_queue_to_fifo =
+ ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo);
+ q_to_ac = iwlagn_bss_queue_to_ac;
+ n_q_to_ac = ARRAY_SIZE(iwlagn_bss_queue_to_ac);
/* Configure transport layer again*/
iwl_trans_configure(trans(priv), &trans_cfg);
@@ -1331,10 +1632,22 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
/*******************
* 5. Setup priv
*******************/
+ for (i = 0; i < IEEE80211_NUM_ACS; i++)
+ atomic_set(&priv->ac_stop_count[i], 0);
- err = iwl_init_drv(priv);
- if (err)
+ for (i = 0; i < IWL_MAX_HW_QUEUES; i++) {
+ if (i < n_q_to_ac)
+ priv->queue_to_ac[i] = q_to_ac[i];
+ else
+ priv->queue_to_ac[i] = IWL_INVALID_AC;
+ }
+
+ WARN_ON(trans_cfg.queue_to_fifo[trans_cfg.cmd_queue] !=
+ IWLAGN_CMD_FIFO_NUM);
+
+ if (iwl_init_drv(priv))
goto out_free_eeprom;
+
/* At this point both hw and priv are initialized. */
/********************
@@ -1367,15 +1680,12 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans,
*
* 7. Setup and register with mac80211 and debugfs
**************************************************/
- err = iwlagn_mac_setup_register(priv, &fw->ucode_capa);
- if (err)
+ if (iwlagn_mac_setup_register(priv, &fw->ucode_capa))
goto out_destroy_workqueue;
- err = iwl_dbgfs_register(priv, DRV_NAME);
- if (err)
+ if (iwl_dbgfs_register(priv, DRV_NAME))
IWL_ERR(priv,
- "failed to create debugfs files. Ignoring error: %d\n",
- err);
+ "failed to create debugfs files. Ignoring error\n");
return op_mode;
@@ -1429,13 +1739,399 @@ static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode)
ieee80211_free_hw(priv->hw);
}
+static const char * const desc_lookup_text[] = {
+ "OK",
+ "FAIL",
+ "BAD_PARAM",
+ "BAD_CHECKSUM",
+ "NMI_INTERRUPT_WDG",
+ "SYSASSERT",
+ "FATAL_ERROR",
+ "BAD_COMMAND",
+ "HW_ERROR_TUNE_LOCK",
+ "HW_ERROR_TEMPERATURE",
+ "ILLEGAL_CHAN_FREQ",
+ "VCC_NOT_STABLE",
+ "FH_ERROR",
+ "NMI_INTERRUPT_HOST",
+ "NMI_INTERRUPT_ACTION_PT",
+ "NMI_INTERRUPT_UNKNOWN",
+ "UCODE_VERSION_MISMATCH",
+ "HW_ERROR_ABS_LOCK",
+ "HW_ERROR_CAL_LOCK_FAIL",
+ "NMI_INTERRUPT_INST_ACTION_PT",
+ "NMI_INTERRUPT_DATA_ACTION_PT",
+ "NMI_TRM_HW_ER",
+ "NMI_INTERRUPT_TRM",
+ "NMI_INTERRUPT_BREAK_POINT",
+ "DEBUG_0",
+ "DEBUG_1",
+ "DEBUG_2",
+ "DEBUG_3",
+};
+
+static struct { char *name; u8 num; } advanced_lookup[] = {
+ { "NMI_INTERRUPT_WDG", 0x34 },
+ { "SYSASSERT", 0x35 },
+ { "UCODE_VERSION_MISMATCH", 0x37 },
+ { "BAD_COMMAND", 0x38 },
+ { "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C },
+ { "FATAL_ERROR", 0x3D },
+ { "NMI_TRM_HW_ERR", 0x46 },
+ { "NMI_INTERRUPT_TRM", 0x4C },
+ { "NMI_INTERRUPT_BREAK_POINT", 0x54 },
+ { "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C },
+ { "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 },
+ { "NMI_INTERRUPT_HOST", 0x66 },
+ { "NMI_INTERRUPT_ACTION_PT", 0x7C },
+ { "NMI_INTERRUPT_UNKNOWN", 0x84 },
+ { "NMI_INTERRUPT_INST_ACTION_PT", 0x86 },
+ { "ADVANCED_SYSASSERT", 0 },
+};
+
+static const char *desc_lookup(u32 num)
+{
+ int i;
+ int max = ARRAY_SIZE(desc_lookup_text);
+
+ if (num < max)
+ return desc_lookup_text[num];
+
+ max = ARRAY_SIZE(advanced_lookup) - 1;
+ for (i = 0; i < max; i++) {
+ if (advanced_lookup[i].num == num)
+ break;
+ }
+ return advanced_lookup[i].name;
+}
+
+#define ERROR_START_OFFSET (1 * sizeof(u32))
+#define ERROR_ELEM_SIZE (7 * sizeof(u32))
+
+static void iwl_dump_nic_error_log(struct iwl_priv *priv)
+{
+ struct iwl_trans *trans = trans(priv);
+ u32 base;
+ struct iwl_error_event_table table;
+
+ base = priv->device_pointers.error_event_table;
+ if (priv->cur_ucode == IWL_UCODE_INIT) {
+ if (!base)
+ base = priv->fw->init_errlog_ptr;
+ } else {
+ if (!base)
+ base = priv->fw->inst_errlog_ptr;
+ }
+
+ if (!iwlagn_hw_valid_rtc_data_addr(base)) {
+ IWL_ERR(priv,
+ "Not valid error log pointer 0x%08X for %s uCode\n",
+ base,
+ (priv->cur_ucode == IWL_UCODE_INIT)
+ ? "Init" : "RT");
+ return;
+ }
+
+ /*TODO: Update dbgfs with ISR error stats obtained below */
+ iwl_read_targ_mem_words(trans, base, &table, sizeof(table));
+
+ if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) {
+ IWL_ERR(trans, "Start IWL Error Log Dump:\n");
+ IWL_ERR(trans, "Status: 0x%08lX, count: %d\n",
+ priv->shrd->status, table.valid);
+ }
+
+ trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low,
+ table.data1, table.data2, table.line,
+ table.blink1, table.blink2, table.ilink1,
+ table.ilink2, table.bcon_time, table.gp1,
+ table.gp2, table.gp3, table.ucode_ver,
+ table.hw_ver, table.brd_ver);
+ IWL_ERR(priv, "0x%08X | %-28s\n", table.error_id,
+ desc_lookup(table.error_id));
+ IWL_ERR(priv, "0x%08X | uPc\n", table.pc);
+ IWL_ERR(priv, "0x%08X | branchlink1\n", table.blink1);
+ IWL_ERR(priv, "0x%08X | branchlink2\n", table.blink2);
+ IWL_ERR(priv, "0x%08X | interruptlink1\n", table.ilink1);
+ IWL_ERR(priv, "0x%08X | interruptlink2\n", table.ilink2);
+ IWL_ERR(priv, "0x%08X | data1\n", table.data1);
+ IWL_ERR(priv, "0x%08X | data2\n", table.data2);
+ IWL_ERR(priv, "0x%08X | line\n", table.line);
+ IWL_ERR(priv, "0x%08X | beacon time\n", table.bcon_time);
+ IWL_ERR(priv, "0x%08X | tsf low\n", table.tsf_low);
+ IWL_ERR(priv, "0x%08X | tsf hi\n", table.tsf_hi);
+ IWL_ERR(priv, "0x%08X | time gp1\n", table.gp1);
+ IWL_ERR(priv, "0x%08X | time gp2\n", table.gp2);
+ IWL_ERR(priv, "0x%08X | time gp3\n", table.gp3);
+ IWL_ERR(priv, "0x%08X | uCode version\n", table.ucode_ver);
+ IWL_ERR(priv, "0x%08X | hw version\n", table.hw_ver);
+ IWL_ERR(priv, "0x%08X | board version\n", table.brd_ver);
+ IWL_ERR(priv, "0x%08X | hcmd\n", table.hcmd);
+ IWL_ERR(priv, "0x%08X | isr0\n", table.isr0);
+ IWL_ERR(priv, "0x%08X | isr1\n", table.isr1);
+ IWL_ERR(priv, "0x%08X | isr2\n", table.isr2);
+ IWL_ERR(priv, "0x%08X | isr3\n", table.isr3);
+ IWL_ERR(priv, "0x%08X | isr4\n", table.isr4);
+ IWL_ERR(priv, "0x%08X | isr_pref\n", table.isr_pref);
+ IWL_ERR(priv, "0x%08X | wait_event\n", table.wait_event);
+ IWL_ERR(priv, "0x%08X | l2p_control\n", table.l2p_control);
+ IWL_ERR(priv, "0x%08X | l2p_duration\n", table.l2p_duration);
+ IWL_ERR(priv, "0x%08X | l2p_mhvalid\n", table.l2p_mhvalid);
+ IWL_ERR(priv, "0x%08X | l2p_addr_match\n", table.l2p_addr_match);
+ IWL_ERR(priv, "0x%08X | lmpm_pmg_sel\n", table.lmpm_pmg_sel);
+ IWL_ERR(priv, "0x%08X | timestamp\n", table.u_timestamp);
+ IWL_ERR(priv, "0x%08X | flow_handler\n", table.flow_handler);
+}
+
+#define EVENT_START_OFFSET (4 * sizeof(u32))
+
+/**
+ * iwl_print_event_log - Dump error event log to syslog
+ *
+ */
+static int iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
+ u32 num_events, u32 mode,
+ int pos, char **buf, size_t bufsz)
+{
+ u32 i;
+ u32 base; /* SRAM byte address of event log header */
+ u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */
+ u32 ptr; /* SRAM byte address of log data */
+ u32 ev, time, data; /* event log data */
+ unsigned long reg_flags;
+
+ struct iwl_trans *trans = trans(priv);
+
+ if (num_events == 0)
+ return pos;
+
+ base = priv->device_pointers.log_event_table;
+ if (priv->cur_ucode == IWL_UCODE_INIT) {
+ if (!base)
+ base = priv->fw->init_evtlog_ptr;
+ } else {
+ if (!base)
+ base = priv->fw->inst_evtlog_ptr;
+ }
+
+ if (mode == 0)
+ event_size = 2 * sizeof(u32);
+ else
+ event_size = 3 * sizeof(u32);
+
+ ptr = base + EVENT_START_OFFSET + (start_idx * event_size);
+
+ /* Make sure device is powered up for SRAM reads */
+ spin_lock_irqsave(&trans->reg_lock, reg_flags);
+ if (unlikely(!iwl_grab_nic_access(trans)))
+ goto out_unlock;
+
+ /* Set starting address; reads will auto-increment */
+ iwl_write32(trans, HBUS_TARG_MEM_RADDR, ptr);
+
+ /* "time" is actually "data" for mode 0 (no timestamp).
+ * place event id # at far right for easier visual parsing. */
+ for (i = 0; i < num_events; i++) {
+ ev = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
+ time = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
+ if (mode == 0) {
+ /* data, ev */
+ if (bufsz) {
+ pos += scnprintf(*buf + pos, bufsz - pos,
+ "EVT_LOG:0x%08x:%04u\n",
+ time, ev);
+ } else {
+ trace_iwlwifi_dev_ucode_event(trans->dev, 0,
+ time, ev);
+ IWL_ERR(priv, "EVT_LOG:0x%08x:%04u\n",
+ time, ev);
+ }
+ } else {
+ data = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
+ if (bufsz) {
+ pos += scnprintf(*buf + pos, bufsz - pos,
+ "EVT_LOGT:%010u:0x%08x:%04u\n",
+ time, data, ev);
+ } else {
+ IWL_ERR(priv, "EVT_LOGT:%010u:0x%08x:%04u\n",
+ time, data, ev);
+ trace_iwlwifi_dev_ucode_event(trans->dev, time,
+ data, ev);
+ }
+ }
+ }
+
+ /* Allow device to power down */
+ iwl_release_nic_access(trans);
+out_unlock:
+ spin_unlock_irqrestore(&trans->reg_lock, reg_flags);
+ return pos;
+}
+
+/**
+ * iwl_print_last_event_logs - Dump the newest # of event log to syslog
+ */
+static int iwl_print_last_event_logs(struct iwl_priv *priv, u32 capacity,
+ u32 num_wraps, u32 next_entry,
+ u32 size, u32 mode,
+ int pos, char **buf, size_t bufsz)
+{
+ /*
+ * display the newest DEFAULT_LOG_ENTRIES entries
+ * i.e the entries just before the next ont that uCode would fill.
+ */
+ if (num_wraps) {
+ if (next_entry < size) {
+ pos = iwl_print_event_log(priv,
+ capacity - (size - next_entry),
+ size - next_entry, mode,
+ pos, buf, bufsz);
+ pos = iwl_print_event_log(priv, 0,
+ next_entry, mode,
+ pos, buf, bufsz);
+ } else
+ pos = iwl_print_event_log(priv, next_entry - size,
+ size, mode, pos, buf, bufsz);
+ } else {
+ if (next_entry < size) {
+ pos = iwl_print_event_log(priv, 0, next_entry,
+ mode, pos, buf, bufsz);
+ } else {
+ pos = iwl_print_event_log(priv, next_entry - size,
+ size, mode, pos, buf, bufsz);
+ }
+ }
+ return pos;
+}
+
+#define DEFAULT_DUMP_EVENT_LOG_ENTRIES (20)
+
+int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
+ char **buf, bool display)
+{
+ u32 base; /* SRAM byte address of event log header */
+ u32 capacity; /* event log capacity in # entries */
+ u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */
+ u32 num_wraps; /* # times uCode wrapped to top of log */
+ u32 next_entry; /* index of next entry to be written by uCode */
+ u32 size; /* # entries that we'll print */
+ u32 logsize;
+ int pos = 0;
+ size_t bufsz = 0;
+ struct iwl_trans *trans = trans(priv);
+
+ base = priv->device_pointers.log_event_table;
+ if (priv->cur_ucode == IWL_UCODE_INIT) {
+ logsize = priv->fw->init_evtlog_size;
+ if (!base)
+ base = priv->fw->init_evtlog_ptr;
+ } else {
+ logsize = priv->fw->inst_evtlog_size;
+ if (!base)
+ base = priv->fw->inst_evtlog_ptr;
+ }
+
+ if (!iwlagn_hw_valid_rtc_data_addr(base)) {
+ IWL_ERR(priv,
+ "Invalid event log pointer 0x%08X for %s uCode\n",
+ base,
+ (priv->cur_ucode == IWL_UCODE_INIT)
+ ? "Init" : "RT");
+ return -EINVAL;
+ }
+
+ /* event log header */
+ capacity = iwl_read_targ_mem(trans, base);
+ mode = iwl_read_targ_mem(trans, base + (1 * sizeof(u32)));
+ num_wraps = iwl_read_targ_mem(trans, base + (2 * sizeof(u32)));
+ next_entry = iwl_read_targ_mem(trans, base + (3 * sizeof(u32)));
+
+ if (capacity > logsize) {
+ IWL_ERR(priv, "Log capacity %d is bogus, limit to %d "
+ "entries\n", capacity, logsize);
+ capacity = logsize;
+ }
+
+ if (next_entry > logsize) {
+ IWL_ERR(priv, "Log write index %d is bogus, limit to %d\n",
+ next_entry, logsize);
+ next_entry = logsize;
+ }
+
+ size = num_wraps ? capacity : next_entry;
+
+ /* bail out if nothing in log */
+ if (size == 0) {
+ IWL_ERR(trans, "Start IWL Event Log Dump: nothing in log\n");
+ return pos;
+ }
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+ if (!(iwl_have_debug_level(IWL_DL_FW_ERRORS)) && !full_log)
+ size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
+ ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
+#else
+ size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
+ ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
+#endif
+ IWL_ERR(priv, "Start IWL Event Log Dump: display last %u entries\n",
+ size);
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+ if (display) {
+ if (full_log)
+ bufsz = capacity * 48;
+ else
+ bufsz = size * 48;
+ *buf = kmalloc(bufsz, GFP_KERNEL);
+ if (!*buf)
+ return -ENOMEM;
+ }
+ if (iwl_have_debug_level(IWL_DL_FW_ERRORS) || full_log) {
+ /*
+ * if uCode has wrapped back to top of log,
+ * start at the oldest entry,
+ * i.e the next one that uCode would fill.
+ */
+ if (num_wraps)
+ pos = iwl_print_event_log(priv, next_entry,
+ capacity - next_entry, mode,
+ pos, buf, bufsz);
+ /* (then/else) start at top of log */
+ pos = iwl_print_event_log(priv, 0,
+ next_entry, mode, pos, buf, bufsz);
+ } else
+ pos = iwl_print_last_event_logs(priv, capacity, num_wraps,
+ next_entry, size, mode,
+ pos, buf, bufsz);
+#else
+ pos = iwl_print_last_event_logs(priv, capacity, num_wraps,
+ next_entry, size, mode,
+ pos, buf, bufsz);
+#endif
+ return pos;
+}
+
+static void iwl_nic_error(struct iwl_op_mode *op_mode)
+{
+ struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
+
+ IWL_ERR(priv, "Loaded firmware version: %s\n",
+ priv->fw->fw_version);
+
+ iwl_dump_nic_error_log(priv);
+ iwl_dump_nic_event_log(priv, false, NULL, false);
+
+ iwlagn_fw_error(priv, false);
+}
+
static void iwl_cmd_queue_full(struct iwl_op_mode *op_mode)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
if (!iwl_check_for_ct_kill(priv)) {
IWL_ERR(priv, "Restarting adapter queue is full\n");
- iwl_nic_error(op_mode);
+ iwlagn_fw_error(priv, false);
}
}
@@ -1446,17 +2142,39 @@ static void iwl_nic_config(struct iwl_op_mode *op_mode)
cfg(priv)->lib->nic_config(priv);
}
-static void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac)
+static void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, int queue)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
+ int ac = priv->queue_to_ac[queue];
+
+ if (WARN_ON_ONCE(ac == IWL_INVALID_AC))
+ return;
+
+ if (atomic_inc_return(&priv->ac_stop_count[ac]) > 1) {
+ IWL_DEBUG_TX_QUEUES(priv,
+ "queue %d (AC %d) already stopped\n",
+ queue, ac);
+ return;
+ }
set_bit(ac, &priv->transport_queue_stop);
ieee80211_stop_queue(priv->hw, ac);
}
-static void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, u8 ac)
+static void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, int queue)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
+ int ac = priv->queue_to_ac[queue];
+
+ if (WARN_ON_ONCE(ac == IWL_INVALID_AC))
+ return;
+
+ if (atomic_dec_return(&priv->ac_stop_count[ac]) > 0) {
+ IWL_DEBUG_TX_QUEUES(priv,
+ "queue %d (AC %d) already awake\n",
+ queue, ac);
+ return;
+ }
clear_bit(ac, &priv->transport_queue_stop);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h
index 3780a03f271..51001622430 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.h
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.h
@@ -65,6 +65,13 @@
#include "iwl-dev.h"
+/* The first 11 queues (0-10) are used otherwise */
+#define IWLAGN_FIRST_AMPDU_QUEUE 11
+
+/* AUX (TX during scan dwell) queue */
+#define IWL_AUX_QUEUE 10
+
+
struct iwl_ucode_capabilities;
extern struct ieee80211_ops iwlagn_hw_ops;
@@ -85,7 +92,6 @@ int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state);
-void iwl_nic_error(struct iwl_op_mode *op_mode);
bool iwl_check_for_ct_kill(struct iwl_priv *priv);
@@ -115,9 +121,6 @@ void iwlagn_config_ht40(struct ieee80211_conf *conf,
struct iwl_rxon_context *ctx);
/* uCode */
-int iwlagn_rx_calib_result(struct iwl_priv *priv,
- struct iwl_rx_cmd_buffer *rxb,
- struct iwl_device_cmd *cmd);
int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
void iwl_send_prio_tbl(struct iwl_priv *priv);
int iwl_init_alive_start(struct iwl_priv *priv);
@@ -128,6 +131,9 @@ int iwl_send_calib_results(struct iwl_priv *priv);
int iwl_calib_set(struct iwl_priv *priv,
const struct iwl_calib_hdr *cmd, int len);
void iwl_calib_free_results(struct iwl_priv *priv);
+void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand);
+int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
+ char **buf, bool display);
/* lib */
int iwlagn_send_tx_power(struct iwl_priv *priv);
@@ -386,6 +392,15 @@ static inline int iwl_is_ready_rf(struct iwl_priv *priv)
return iwl_is_ready(priv);
}
+static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state)
+{
+ if (state)
+ set_bit(STATUS_POWER_PMI, &priv->status);
+ else
+ clear_bit(STATUS_POWER_PMI, &priv->status);
+ iwl_trans_set_pmi(trans(priv), state);
+}
+
#ifdef CONFIG_IWLWIFI_DEBUG
#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
do { \
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 46490d3b95b..88ea31d9eb7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -28,7 +28,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/etherdevice.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <net/mac80211.h>
@@ -44,189 +43,6 @@
const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
-#define MAX_BIT_RATE_40_MHZ 150 /* Mbps */
-#define MAX_BIT_RATE_20_MHZ 72 /* Mbps */
-static void iwl_init_ht_hw_capab(const struct iwl_priv *priv,
- struct ieee80211_sta_ht_cap *ht_info,
- enum ieee80211_band band)
-{
- u16 max_bit_rate = 0;
- u8 rx_chains_num = hw_params(priv).rx_chains_num;
- u8 tx_chains_num = hw_params(priv).tx_chains_num;
-
- ht_info->cap = 0;
- memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
-
- ht_info->ht_supported = true;
-
- if (cfg(priv)->ht_params &&
- cfg(priv)->ht_params->ht_greenfield_support)
- ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
- ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
- max_bit_rate = MAX_BIT_RATE_20_MHZ;
- if (hw_params(priv).ht40_channel & BIT(band)) {
- ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
- ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
- ht_info->mcs.rx_mask[4] = 0x01;
- max_bit_rate = MAX_BIT_RATE_40_MHZ;
- }
-
- if (iwlagn_mod_params.amsdu_size_8K)
- ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU;
-
- ht_info->ampdu_factor = CFG_HT_RX_AMPDU_FACTOR_DEF;
- ht_info->ampdu_density = CFG_HT_MPDU_DENSITY_DEF;
-
- ht_info->mcs.rx_mask[0] = 0xFF;
- if (rx_chains_num >= 2)
- ht_info->mcs.rx_mask[1] = 0xFF;
- if (rx_chains_num >= 3)
- ht_info->mcs.rx_mask[2] = 0xFF;
-
- /* Highest supported Rx data rate */
- max_bit_rate *= rx_chains_num;
- WARN_ON(max_bit_rate & ~IEEE80211_HT_MCS_RX_HIGHEST_MASK);
- ht_info->mcs.rx_highest = cpu_to_le16(max_bit_rate);
-
- /* Tx MCS capabilities */
- ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
- if (tx_chains_num != rx_chains_num) {
- ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF;
- ht_info->mcs.tx_params |= ((tx_chains_num - 1) <<
- IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT);
- }
-}
-
-/**
- * iwl_init_geos - Initialize mac80211's geo/channel info based from eeprom
- */
-int iwl_init_geos(struct iwl_priv *priv)
-{
- struct iwl_channel_info *ch;
- struct ieee80211_supported_band *sband;
- struct ieee80211_channel *channels;
- struct ieee80211_channel *geo_ch;
- struct ieee80211_rate *rates;
- int i = 0;
- s8 max_tx_power = IWLAGN_TX_POWER_TARGET_POWER_MIN;
-
- if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates ||
- priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) {
- IWL_DEBUG_INFO(priv, "Geography modes already initialized.\n");
- set_bit(STATUS_GEO_CONFIGURED, &priv->status);
- return 0;
- }
-
- channels = kcalloc(priv->channel_count,
- sizeof(struct ieee80211_channel), GFP_KERNEL);
- if (!channels)
- return -ENOMEM;
-
- rates = kcalloc(IWL_RATE_COUNT_LEGACY, sizeof(struct ieee80211_rate),
- GFP_KERNEL);
- if (!rates) {
- kfree(channels);
- return -ENOMEM;
- }
-
- /* 5.2GHz channels start after the 2.4GHz channels */
- sband = &priv->bands[IEEE80211_BAND_5GHZ];
- sband->channels = &channels[ARRAY_SIZE(iwl_eeprom_band_1)];
- /* just OFDM */
- sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
- sband->n_bitrates = IWL_RATE_COUNT_LEGACY - IWL_FIRST_OFDM_RATE;
-
- if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
- iwl_init_ht_hw_capab(priv, &sband->ht_cap,
- IEEE80211_BAND_5GHZ);
-
- sband = &priv->bands[IEEE80211_BAND_2GHZ];
- sband->channels = channels;
- /* OFDM & CCK */
- sband->bitrates = rates;
- sband->n_bitrates = IWL_RATE_COUNT_LEGACY;
-
- if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
- iwl_init_ht_hw_capab(priv, &sband->ht_cap,
- IEEE80211_BAND_2GHZ);
-
- priv->ieee_channels = channels;
- priv->ieee_rates = rates;
-
- for (i = 0; i < priv->channel_count; i++) {
- ch = &priv->channel_info[i];
-
- /* FIXME: might be removed if scan is OK */
- if (!is_channel_valid(ch))
- continue;
-
- sband = &priv->bands[ch->band];
-
- geo_ch = &sband->channels[sband->n_channels++];
-
- geo_ch->center_freq =
- ieee80211_channel_to_frequency(ch->channel, ch->band);
- geo_ch->max_power = ch->max_power_avg;
- geo_ch->max_antenna_gain = 0xff;
- geo_ch->hw_value = ch->channel;
-
- if (is_channel_valid(ch)) {
- if (!(ch->flags & EEPROM_CHANNEL_IBSS))
- geo_ch->flags |= IEEE80211_CHAN_NO_IBSS;
-
- if (!(ch->flags & EEPROM_CHANNEL_ACTIVE))
- geo_ch->flags |= IEEE80211_CHAN_PASSIVE_SCAN;
-
- if (ch->flags & EEPROM_CHANNEL_RADAR)
- geo_ch->flags |= IEEE80211_CHAN_RADAR;
-
- geo_ch->flags |= ch->ht40_extension_channel;
-
- if (ch->max_power_avg > max_tx_power)
- max_tx_power = ch->max_power_avg;
- } else {
- geo_ch->flags |= IEEE80211_CHAN_DISABLED;
- }
-
- IWL_DEBUG_INFO(priv, "Channel %d Freq=%d[%sGHz] %s flag=0x%X\n",
- ch->channel, geo_ch->center_freq,
- is_channel_a_band(ch) ? "5.2" : "2.4",
- geo_ch->flags & IEEE80211_CHAN_DISABLED ?
- "restricted" : "valid",
- geo_ch->flags);
- }
-
- priv->tx_power_device_lmt = max_tx_power;
- priv->tx_power_user_lmt = max_tx_power;
- priv->tx_power_next = max_tx_power;
-
- if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
- hw_params(priv).sku & EEPROM_SKU_CAP_BAND_52GHZ) {
- IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
- "Please send your %s to maintainer.\n",
- trans(priv)->hw_id_str);
- hw_params(priv).sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
- }
-
- IWL_INFO(priv, "Tunable channels: %d 802.11bg, %d 802.11a channels\n",
- priv->bands[IEEE80211_BAND_2GHZ].n_channels,
- priv->bands[IEEE80211_BAND_5GHZ].n_channels);
-
- set_bit(STATUS_GEO_CONFIGURED, &priv->status);
-
- return 0;
-}
-
-/*
- * iwl_free_geos - undo allocations in iwl_init_geos
- */
-void iwl_free_geos(struct iwl_priv *priv)
-{
- kfree(priv->ieee_channels);
- kfree(priv->ieee_rates);
- clear_bit(STATUS_GEO_CONFIGURED, &priv->status);
-}
-
static bool iwl_is_channel_extension(struct iwl_priv *priv,
enum ieee80211_band band,
u16 channel, u8 extension_chan_offset)
@@ -271,255 +87,6 @@ bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
ctx->ht.extension_chan_offset);
}
-static u16 iwl_adjust_beacon_interval(u16 beacon_val, u16 max_beacon_val)
-{
- u16 new_val;
- u16 beacon_factor;
-
- /*
- * If mac80211 hasn't given us a beacon interval, program
- * the default into the device (not checking this here
- * would cause the adjustment below to return the maximum
- * value, which may break PAN.)
- */
- if (!beacon_val)
- return DEFAULT_BEACON_INTERVAL;
-
- /*
- * If the beacon interval we obtained from the peer
- * is too large, we'll have to wake up more often
- * (and in IBSS case, we'll beacon too much)
- *
- * For example, if max_beacon_val is 4096, and the
- * requested beacon interval is 7000, we'll have to
- * use 3500 to be able to wake up on the beacons.
- *
- * This could badly influence beacon detection stats.
- */
-
- beacon_factor = (beacon_val + max_beacon_val) / max_beacon_val;
- new_val = beacon_val / beacon_factor;
-
- if (!new_val)
- new_val = max_beacon_val;
-
- return new_val;
-}
-
-int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
-{
- u64 tsf;
- s32 interval_tm, rem;
- struct ieee80211_conf *conf = NULL;
- u16 beacon_int;
- struct ieee80211_vif *vif = ctx->vif;
-
- conf = &priv->hw->conf;
-
- lockdep_assert_held(&priv->mutex);
-
- memset(&ctx->timing, 0, sizeof(struct iwl_rxon_time_cmd));
-
- ctx->timing.timestamp = cpu_to_le64(priv->timestamp);
- ctx->timing.listen_interval = cpu_to_le16(conf->listen_interval);
-
- beacon_int = vif ? vif->bss_conf.beacon_int : 0;
-
- /*
- * TODO: For IBSS we need to get atim_window from mac80211,
- * for now just always use 0
- */
- ctx->timing.atim_window = 0;
-
- if (ctx->ctxid == IWL_RXON_CTX_PAN &&
- (!ctx->vif || ctx->vif->type != NL80211_IFTYPE_STATION) &&
- iwl_is_associated(priv, IWL_RXON_CTX_BSS) &&
- priv->contexts[IWL_RXON_CTX_BSS].vif &&
- priv->contexts[IWL_RXON_CTX_BSS].vif->bss_conf.beacon_int) {
- ctx->timing.beacon_interval =
- priv->contexts[IWL_RXON_CTX_BSS].timing.beacon_interval;
- beacon_int = le16_to_cpu(ctx->timing.beacon_interval);
- } else if (ctx->ctxid == IWL_RXON_CTX_BSS &&
- iwl_is_associated(priv, IWL_RXON_CTX_PAN) &&
- priv->contexts[IWL_RXON_CTX_PAN].vif &&
- priv->contexts[IWL_RXON_CTX_PAN].vif->bss_conf.beacon_int &&
- (!iwl_is_associated_ctx(ctx) || !ctx->vif ||
- !ctx->vif->bss_conf.beacon_int)) {
- ctx->timing.beacon_interval =
- priv->contexts[IWL_RXON_CTX_PAN].timing.beacon_interval;
- beacon_int = le16_to_cpu(ctx->timing.beacon_interval);
- } else {
- beacon_int = iwl_adjust_beacon_interval(beacon_int,
- IWL_MAX_UCODE_BEACON_INTERVAL * TIME_UNIT);
- ctx->timing.beacon_interval = cpu_to_le16(beacon_int);
- }
-
- ctx->beacon_int = beacon_int;
-
- tsf = priv->timestamp; /* tsf is modifed by do_div: copy it */
- interval_tm = beacon_int * TIME_UNIT;
- rem = do_div(tsf, interval_tm);
- ctx->timing.beacon_init_val = cpu_to_le32(interval_tm - rem);
-
- ctx->timing.dtim_period = vif ? (vif->bss_conf.dtim_period ?: 1) : 1;
-
- IWL_DEBUG_ASSOC(priv,
- "beacon interval %d beacon timer %d beacon tim %d\n",
- le16_to_cpu(ctx->timing.beacon_interval),
- le32_to_cpu(ctx->timing.beacon_init_val),
- le16_to_cpu(ctx->timing.atim_window));
-
- return iwl_dvm_send_cmd_pdu(priv, ctx->rxon_timing_cmd,
- CMD_SYNC, sizeof(ctx->timing), &ctx->timing);
-}
-
-void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
- int hw_decrypt)
-{
- struct iwl_rxon_cmd *rxon = &ctx->staging;
-
- if (hw_decrypt)
- rxon->filter_flags &= ~RXON_FILTER_DIS_DECRYPT_MSK;
- else
- rxon->filter_flags |= RXON_FILTER_DIS_DECRYPT_MSK;
-
-}
-
-/* validate RXON structure is valid */
-int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
-{
- struct iwl_rxon_cmd *rxon = &ctx->staging;
- u32 errors = 0;
-
- if (rxon->flags & RXON_FLG_BAND_24G_MSK) {
- if (rxon->flags & RXON_FLG_TGJ_NARROW_BAND_MSK) {
- IWL_WARN(priv, "check 2.4G: wrong narrow\n");
- errors |= BIT(0);
- }
- if (rxon->flags & RXON_FLG_RADAR_DETECT_MSK) {
- IWL_WARN(priv, "check 2.4G: wrong radar\n");
- errors |= BIT(1);
- }
- } else {
- if (!(rxon->flags & RXON_FLG_SHORT_SLOT_MSK)) {
- IWL_WARN(priv, "check 5.2G: not short slot!\n");
- errors |= BIT(2);
- }
- if (rxon->flags & RXON_FLG_CCK_MSK) {
- IWL_WARN(priv, "check 5.2G: CCK!\n");
- errors |= BIT(3);
- }
- }
- if ((rxon->node_addr[0] | rxon->bssid_addr[0]) & 0x1) {
- IWL_WARN(priv, "mac/bssid mcast!\n");
- errors |= BIT(4);
- }
-
- /* make sure basic rates 6Mbps and 1Mbps are supported */
- if ((rxon->ofdm_basic_rates & IWL_RATE_6M_MASK) == 0 &&
- (rxon->cck_basic_rates & IWL_RATE_1M_MASK) == 0) {
- IWL_WARN(priv, "neither 1 nor 6 are basic\n");
- errors |= BIT(5);
- }
-
- if (le16_to_cpu(rxon->assoc_id) > 2007) {
- IWL_WARN(priv, "aid > 2007\n");
- errors |= BIT(6);
- }
-
- if ((rxon->flags & (RXON_FLG_CCK_MSK | RXON_FLG_SHORT_SLOT_MSK))
- == (RXON_FLG_CCK_MSK | RXON_FLG_SHORT_SLOT_MSK)) {
- IWL_WARN(priv, "CCK and short slot\n");
- errors |= BIT(7);
- }
-
- if ((rxon->flags & (RXON_FLG_CCK_MSK | RXON_FLG_AUTO_DETECT_MSK))
- == (RXON_FLG_CCK_MSK | RXON_FLG_AUTO_DETECT_MSK)) {
- IWL_WARN(priv, "CCK and auto detect");
- errors |= BIT(8);
- }
-
- if ((rxon->flags & (RXON_FLG_AUTO_DETECT_MSK |
- RXON_FLG_TGG_PROTECT_MSK)) ==
- RXON_FLG_TGG_PROTECT_MSK) {
- IWL_WARN(priv, "TGg but no auto-detect\n");
- errors |= BIT(9);
- }
-
- if (rxon->channel == 0) {
- IWL_WARN(priv, "zero channel is invalid\n");
- errors |= BIT(10);
- }
-
- WARN(errors, "Invalid RXON (%#x), channel %d",
- errors, le16_to_cpu(rxon->channel));
-
- return errors ? -EINVAL : 0;
-}
-
-/**
- * iwl_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed
- * @priv: staging_rxon is compared to active_rxon
- *
- * If the RXON structure is changing enough to require a new tune,
- * or is clearing the RXON_FILTER_ASSOC_MSK, then return 1 to indicate that
- * a new tune (full RXON command, rather than RXON_ASSOC cmd) is required.
- */
-int iwl_full_rxon_required(struct iwl_priv *priv,
- struct iwl_rxon_context *ctx)
-{
- const struct iwl_rxon_cmd *staging = &ctx->staging;
- const struct iwl_rxon_cmd *active = &ctx->active;
-
-#define CHK(cond) \
- if ((cond)) { \
- IWL_DEBUG_INFO(priv, "need full RXON - " #cond "\n"); \
- return 1; \
- }
-
-#define CHK_NEQ(c1, c2) \
- if ((c1) != (c2)) { \
- IWL_DEBUG_INFO(priv, "need full RXON - " \
- #c1 " != " #c2 " - %d != %d\n", \
- (c1), (c2)); \
- return 1; \
- }
-
- /* These items are only settable from the full RXON command */
- CHK(!iwl_is_associated_ctx(ctx));
- CHK(compare_ether_addr(staging->bssid_addr, active->bssid_addr));
- CHK(compare_ether_addr(staging->node_addr, active->node_addr));
- CHK(compare_ether_addr(staging->wlap_bssid_addr,
- active->wlap_bssid_addr));
- CHK_NEQ(staging->dev_type, active->dev_type);
- CHK_NEQ(staging->channel, active->channel);
- CHK_NEQ(staging->air_propagation, active->air_propagation);
- CHK_NEQ(staging->ofdm_ht_single_stream_basic_rates,
- active->ofdm_ht_single_stream_basic_rates);
- CHK_NEQ(staging->ofdm_ht_dual_stream_basic_rates,
- active->ofdm_ht_dual_stream_basic_rates);
- CHK_NEQ(staging->ofdm_ht_triple_stream_basic_rates,
- active->ofdm_ht_triple_stream_basic_rates);
- CHK_NEQ(staging->assoc_id, active->assoc_id);
-
- /* flags, filter_flags, ofdm_basic_rates, and cck_basic_rates can
- * be updated with the RXON_ASSOC command -- however only some
- * flag transitions are allowed using RXON_ASSOC */
-
- /* Check if we are not switching bands */
- CHK_NEQ(staging->flags & RXON_FLG_BAND_24G_MSK,
- active->flags & RXON_FLG_BAND_24G_MSK);
-
- /* Check if we are switching association toggle */
- CHK_NEQ(staging->filter_flags & RXON_FILTER_ASSOC_MSK,
- active->filter_flags & RXON_FILTER_ASSOC_MSK);
-
-#undef CHK
-#undef CHK_NEQ
-
- return 0;
-}
-
static void _iwl_set_rxon_ht(struct iwl_priv *priv,
struct iwl_ht_config *ht_conf,
struct iwl_rxon_context *ctx)
@@ -595,46 +162,6 @@ void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf)
_iwl_set_rxon_ht(priv, ht_conf, ctx);
}
-/* Return valid, unused, channel for a passive scan to reset the RF */
-u8 iwl_get_single_channel_number(struct iwl_priv *priv,
- enum ieee80211_band band)
-{
- const struct iwl_channel_info *ch_info;
- int i;
- u8 channel = 0;
- u8 min, max;
- struct iwl_rxon_context *ctx;
-
- if (band == IEEE80211_BAND_5GHZ) {
- min = 14;
- max = priv->channel_count;
- } else {
- min = 0;
- max = 14;
- }
-
- for (i = min; i < max; i++) {
- bool busy = false;
-
- for_each_context(priv, ctx) {
- busy = priv->channel_info[i].channel ==
- le16_to_cpu(ctx->staging.channel);
- if (busy)
- break;
- }
-
- if (busy)
- continue;
-
- channel = priv->channel_info[i].channel;
- ch_info = iwl_get_channel_info(priv, band, channel);
- if (is_channel_valid(ch_info))
- break;
- }
-
- return channel;
-}
-
/**
* iwl_set_rxon_channel - Set the band and channel values in staging RXON
* @ch: requested channel as a pointer to struct ieee80211_channel
@@ -828,7 +355,7 @@ void iwl_print_rx_config_cmd(struct iwl_priv *priv,
}
#endif
-static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
+void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
{
unsigned int reload_msec;
unsigned long reload_jiffies;
@@ -842,7 +369,7 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand)
priv->ucode_loaded = false;
/* Set the FW error flag -- cleared on iwl_down */
- set_bit(STATUS_FW_ERROR, &priv->shrd->status);
+ set_bit(STATUS_FW_ERROR, &priv->status);
/* Cancel currently queued command. */
clear_bit(STATUS_HCMD_ACTIVE, &priv->shrd->status);
@@ -1451,13 +978,6 @@ __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
return cpu_to_le32(res);
}
-void iwl_nic_error(struct iwl_op_mode *op_mode)
-{
- struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
-
- iwlagn_fw_error(priv, false);
-}
-
void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
{
struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode);
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 635eb685ede..7aa3060fc6b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -93,18 +93,12 @@ struct iwl_lib_ops {
* L i b *
***************************/
-void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
- int hw_decrypt);
-int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
-int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
struct iwl_rxon_context *ctx);
void iwl_set_flags_for_band(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
enum ieee80211_band band,
struct ieee80211_vif *vif);
-u8 iwl_get_single_channel_number(struct iwl_priv *priv,
- enum ieee80211_band band);
void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
struct iwl_rxon_context *ctx,
@@ -204,19 +198,10 @@ u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
__le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
u32 addon, u32 beacon_interval);
-
-/*****************************************************
-* GEOS
-******************************************************/
-int iwl_init_geos(struct iwl_priv *priv);
-void iwl_free_geos(struct iwl_priv *priv);
-
extern void iwl_send_bt_config(struct iwl_priv *priv);
extern int iwl_send_statistics_request(struct iwl_priv *priv,
u8 flags, bool clear);
-int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
-
static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
struct iwl_priv *priv, enum ieee80211_band band)
{
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index 2bbaebd99ad..d109d1bbb3a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -234,7 +234,7 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file,
IWL_ERR(priv, "No uCode has been loadded.\n");
return -EINVAL;
}
- img = &priv->fw->img[priv->shrd->ucode_type];
+ img = &priv->fw->img[priv->cur_ucode];
priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len;
}
len = priv->dbgfs_sram_len;
@@ -369,14 +369,19 @@ static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf,
i, station->sta.sta.addr,
station->sta.station_flags_msk);
pos += scnprintf(buf + pos, bufsz - pos,
- "TID\tseq_num\trate_n_flags\n");
+ "TID seqno next_rclmd "
+ "rate_n_flags state txq\n");
for (j = 0; j < IWL_MAX_TID_COUNT; j++) {
tid_data = &priv->tid_data[i][j];
pos += scnprintf(buf + pos, bufsz - pos,
- "%d:\t%#x\t%#x",
+ "%d: 0x%.4x 0x%.4x 0x%.8x "
+ "%d %.2d",
j, tid_data->seq_number,
- tid_data->agg.rate_n_flags);
+ tid_data->next_reclaimed,
+ tid_data->agg.rate_n_flags,
+ tid_data->agg.state,
+ tid_data->agg.txq_id);
if (tid_data->agg.wait_for_ba)
pos += scnprintf(buf + pos, bufsz - pos,
@@ -544,9 +549,9 @@ static ssize_t iwl_dbgfs_status_read(struct file *file,
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
test_bit(STATUS_SCAN_HW, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
- test_bit(STATUS_POWER_PMI, &priv->shrd->status));
+ test_bit(STATUS_POWER_PMI, &priv->status));
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
- test_bit(STATUS_FW_ERROR, &priv->shrd->status));
+ test_bit(STATUS_FW_ERROR, &priv->status));
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
@@ -2473,6 +2478,44 @@ static ssize_t iwl_dbgfs_echo_test_write(struct file *file,
return count;
}
+static ssize_t iwl_dbgfs_log_event_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_priv *priv = file->private_data;
+ char *buf;
+ int pos = 0;
+ ssize_t ret = -ENOMEM;
+
+ ret = pos = iwl_dump_nic_event_log(priv, true, &buf, true);
+ if (buf) {
+ ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+ kfree(buf);
+ }
+ return ret;
+}
+
+static ssize_t iwl_dbgfs_log_event_write(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_priv *priv = file->private_data;
+ u32 event_log_flag;
+ char buf[8];
+ int buf_size;
+
+ memset(buf, 0, sizeof(buf));
+ buf_size = min(count, sizeof(buf) - 1);
+ if (copy_from_user(buf, user_buf, buf_size))
+ return -EFAULT;
+ if (sscanf(buf, "%d", &event_log_flag) != 1)
+ return -EFAULT;
+ if (event_log_flag == 1)
+ iwl_dump_nic_event_log(priv, true, NULL, false);
+
+ return count;
+}
+
DEBUGFS_READ_FILE_OPS(rx_statistics);
DEBUGFS_READ_FILE_OPS(tx_statistics);
DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
@@ -2497,6 +2540,7 @@ DEBUGFS_READ_FILE_OPS(bt_traffic);
DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
DEBUGFS_READ_FILE_OPS(reply_tx_error);
DEBUGFS_WRITE_FILE_OPS(echo_test);
+DEBUGFS_READ_WRITE_FILE_OPS(log_event);
/*
* Create the debugfs files and directories
@@ -2560,6 +2604,8 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
DEBUGFS_ADD_FILE(wd_timeout, dir_debug, S_IWUSR);
DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR);
+ DEBUGFS_ADD_FILE(log_event, dir_debug, S_IWUSR | S_IRUSR);
+
if (iwl_advanced_bt_coexist(priv))
DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 16956b777f9..99be58940e2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -220,8 +220,7 @@ enum iwl_agg_state {
* Tx response (REPLY_TX), and the block ack notification
* (REPLY_COMPRESSED_BA).
* @state: state of the BA agreement establishment / tear down.
- * @txq_id: Tx queue used by the BA session - used by the transport layer.
- * Needed by the upper layer for debugfs only.
+ * @txq_id: Tx queue used by the BA session
* @ssn: the first packet to be sent in AGG HW queue in Tx AGG start flow, or
* the first packet to be sent in legacy HW queue in Tx AGG stop flow.
* Basically when next_reclaimed reaches ssn, we can tell mac80211 that
@@ -623,6 +622,10 @@ struct iwl_force_reset {
struct iwl_rxon_context {
struct ieee80211_vif *vif;
+ u8 mcast_queue;
+ u8 ac_to_queue[IEEE80211_NUM_ACS];
+ u8 ac_to_fifo[IEEE80211_NUM_ACS];
+
/*
* We could use the vif to indicate active, but we
* also need it to be active during disabling when
@@ -720,6 +723,11 @@ struct iwl_priv {
unsigned long transport_queue_stop;
bool passive_no_rx;
+#define IWL_INVALID_AC 0xff
+ u8 queue_to_ac[IWL_MAX_HW_QUEUES];
+ atomic_t ac_stop_count[IEEE80211_NUM_ACS];
+
+ unsigned long agg_q_alloc[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)];
/* ieee device used by generic ieee processing code */
struct ieee80211_hw *hw;
@@ -731,6 +739,7 @@ struct iwl_priv {
struct workqueue_struct *workqueue;
enum ieee80211_band band;
+ u8 valid_contexts;
void (*pre_rx_handler)(struct iwl_priv *priv,
struct iwl_rx_cmd_buffer *rxb);
@@ -982,6 +991,15 @@ struct iwl_priv {
__le64 replay_ctr;
__le16 last_seq_ctl;
bool have_rekey_data;
+
+ /* device_pointers: pointers to ucode event tables */
+ struct {
+ u32 error_event_table;
+ u32 log_event_table;
+ } device_pointers;
+
+ /* indicator of loaded ucode image */
+ enum iwl_ucode_type cur_ucode;
}; /*iwl_priv */
extern struct kmem_cache *iwl_tx_cmd_pool;
@@ -998,7 +1016,7 @@ iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif)
#define for_each_context(priv, ctx) \
for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \
ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \
- if (priv->shrd->valid_contexts & BIT(ctx->ctxid))
+ if (priv->valid_contexts & BIT(ctx->ctxid))
static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx)
{
diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/iwl-mac80211.c
index b6805f8e9a0..f1c675a2a6f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c
+++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c
@@ -157,7 +157,8 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv,
*/
hw->flags |= IEEE80211_HW_SUPPORTS_PS |
- IEEE80211_HW_SUPPORTS_DYNAMIC_PS;
+ IEEE80211_HW_SUPPORTS_DYNAMIC_PS |
+ IEEE80211_HW_SCAN_WHILE_IDLE;
if (hw_params(priv).sku & EEPROM_SKU_CAP_11N_ENABLE)
hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
@@ -437,7 +438,6 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
unsigned long flags;
u32 base, status = 0xffffffff;
int ret = -EIO;
- const struct fw_img *img;
IWL_DEBUG_MAC80211(priv, "enter\n");
mutex_lock(&priv->mutex);
@@ -445,7 +445,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
iwl_write32(trans(priv), CSR_UCODE_DRV_GP1_CLR,
CSR_UCODE_DRV_GP1_BIT_D3_CFG_COMPLETE);
- base = priv->shrd->device_pointers.error_event_table;
+ base = priv->device_pointers.error_event_table;
if (iwlagn_hw_valid_rtc_data_addr(base)) {
spin_lock_irqsave(&trans(priv)->reg_lock, flags);
ret = iwl_grab_nic_access_silent(trans(priv));
@@ -458,6 +458,8 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw)
#ifdef CONFIG_IWLWIFI_DEBUGFS
if (ret == 0) {
+ const struct fw_img *img;
+
img = &(priv->fw->img[IWL_UCODE_WOWLAN]);
if (!priv->wowlan_sram) {
priv->wowlan_sram =
@@ -653,6 +655,8 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
ret = iwl_sta_rx_agg_stop(priv, sta, tid);
break;
case IEEE80211_AMPDU_TX_START:
+ if (!trans(priv)->ops->tx_agg_setup)
+ break;
if (iwlagn_mod_params.disable_11n & IWL_DISABLE_HT_TXAGG)
break;
IWL_DEBUG_HT(priv, "start Tx\n");
@@ -1003,7 +1007,7 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_PAN];
int err = 0;
- if (!(priv->shrd->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
+ if (!(priv->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
return -EOPNOTSUPP;
if (!(ctx->interface_modes & BIT(NL80211_IFTYPE_P2P_CLIENT)))
@@ -1091,7 +1095,7 @@ static int iwlagn_mac_cancel_remain_on_channel(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
- if (!(priv->shrd->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
+ if (!(priv->valid_contexts & BIT(IWL_RXON_CTX_PAN)))
return -EOPNOTSUPP;
IWL_DEBUG_MAC80211(priv, "enter\n");
diff --git a/drivers/net/wireless/iwlwifi/iwl-notif-wait.c b/drivers/net/wireless/iwlwifi/iwl-notif-wait.c
index 88dc4a0f96b..0066b899fe5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-notif-wait.c
+++ b/drivers/net/wireless/iwlwifi/iwl-notif-wait.c
@@ -75,21 +75,45 @@ void iwl_notification_wait_init(struct iwl_notif_wait_data *notif_wait)
void iwl_notification_wait_notify(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt)
{
+ bool triggered = false;
+
if (!list_empty(&notif_wait->notif_waits)) {
struct iwl_notification_wait *w;
spin_lock(&notif_wait->notif_wait_lock);
list_for_each_entry(w, &notif_wait->notif_waits, list) {
- if (w->cmd != pkt->hdr.cmd)
+ int i;
+ bool found = false;
+
+ /*
+ * If it already finished (triggered) or has been
+ * aborted then don't evaluate it again to avoid races,
+ * Otherwise the function could be called again even
+ * though it returned true before
+ */
+ if (w->triggered || w->aborted)
+ continue;
+
+ for (i = 0; i < w->n_cmds; i++) {
+ if (w->cmds[i] == pkt->hdr.cmd) {
+ found = true;
+ break;
+ }
+ }
+ if (!found)
continue;
- w->triggered = true;
- if (w->fn)
- w->fn(notif_wait, pkt, w->fn_data);
+
+ if (!w->fn || w->fn(notif_wait, pkt, w->fn_data)) {
+ w->triggered = true;
+ triggered = true;
+ }
}
spin_unlock(&notif_wait->notif_wait_lock);
- wake_up_all(&notif_wait->notif_waitq);
}
+
+ if (triggered)
+ wake_up_all(&notif_wait->notif_waitq);
}
void iwl_abort_notification_waits(struct iwl_notif_wait_data *notif_wait)
@@ -109,14 +133,18 @@ void iwl_abort_notification_waits(struct iwl_notif_wait_data *notif_wait)
void
iwl_init_notification_wait(struct iwl_notif_wait_data *notif_wait,
struct iwl_notification_wait *wait_entry,
- u8 cmd,
- void (*fn)(struct iwl_notif_wait_data *notif_wait,
+ const u8 *cmds, int n_cmds,
+ bool (*fn)(struct iwl_notif_wait_data *notif_wait,
struct iwl_rx_packet *pkt, void *data),
void *fn_data)
{
+ if (WARN_ON(n_cmds > MAX_NOTIF_CMDS))
+ n_cmds = MAX_NOTIF_CMDS;
+
wait_entry->fn = fn;
wait_entry->fn_data = fn_data;
- wait_entry->cmd = cmd;
+ wait_entry->n_cmds = n_cmds;
+ memcpy(wait_entry->cmds, cmds, n_cmds);
wait_entry->triggered = false;
wait_entry->aborted = false;
diff --git a/drivers/net/wireless/iwlwifi/iwl-notif-wait.h b/drivers/net/wireless/iwlwifi/iwl-notif-wait.h
index 5e8af957aa7..821523100cf 100644
--- a/drivers/net/wireless/iwlwifi/iwl-notif-wait.h
+++ b/drivers/net/wireless/iwlwifi/iwl-notif-wait.h
@@ -72,11 +72,19 @@ struct iwl_notif_wait_data {
wait_queue_head_t notif_waitq;
};
+#define MAX_NOTIF_CMDS 5
+
/**
* struct iwl_notification_wait - notification wait entry
* @list: list head for global list
- * @fn: function called with the notification
- * @cmd: command ID
+ * @fn: Function called with the notification. If the function
+ * returns true, the wait is over, if it returns false then
+ * the waiter stays blocked. If no function is given, any
+ * of the listed commands will unblock the waiter.
+ * @cmds: command IDs
+ * @n_cmds: number of command IDs
+ * @triggered: waiter should be woken up
+ * @aborted: wait was aborted
*
* This structure is not used directly, to wait for a
* notification declare it on the stack, and call
@@ -93,11 +101,12 @@ struct iwl_notif_wait_data {
struct iwl_notification_wait {
struct list_head list;
- void (*fn)(struct iwl_notif_wait_data *notif_data,
+ bool (*fn)(struct iwl_notif_wait_data *notif_data,
struct iwl_rx_packet *pkt, void *data);
void *fn_data;
- u8 cmd;
+ u8 cmds[MAX_NOTIF_CMDS];
+ u8 n_cmds;
bool triggered, aborted;
};
@@ -112,8 +121,8 @@ void iwl_abort_notification_waits(struct iwl_notif_wait_data *notif_data);
void __acquires(wait_entry)
iwl_init_notification_wait(struct iwl_notif_wait_data *notif_data,
struct iwl_notification_wait *wait_entry,
- u8 cmd,
- void (*fn)(struct iwl_notif_wait_data *notif_data,
+ const u8 *cmds, int n_cmds,
+ bool (*fn)(struct iwl_notif_wait_data *notif_data,
struct iwl_rx_packet *pkt, void *data),
void *fn_data);
diff --git a/drivers/net/wireless/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/iwlwifi/iwl-op-mode.h
index 6ea4163ff56..b1fd251e88d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-op-mode.h
+++ b/drivers/net/wireless/iwlwifi/iwl-op-mode.h
@@ -111,10 +111,10 @@ struct iwl_fw;
* @rx: Rx notification to the op_mode. rxb is the Rx buffer itself. Cmd is the
* HCMD the this Rx responds to.
* Must be atomic.
- * @queue_full: notifies that a HW queue is full. Ac is the ac of the queue
+ * @queue_full: notifies that a HW queue is full.
* Must be atomic
* @queue_not_full: notifies that a HW queue is not full any more.
- * Ac is the ac of the queue. Must be atomic
+ * Must be atomic
* @hw_rf_kill:notifies of a change in the HW rf kill switch. True means that
* the radio is killed. Must be atomic.
* @free_skb: allows the transport layer to free skbs that haven't been
@@ -132,8 +132,8 @@ struct iwl_op_mode_ops {
void (*stop)(struct iwl_op_mode *op_mode);
int (*rx)(struct iwl_op_mode *op_mode, struct iwl_rx_cmd_buffer *rxb,
struct iwl_device_cmd *cmd);
- void (*queue_full)(struct iwl_op_mode *op_mode, u8 ac);
- void (*queue_not_full)(struct iwl_op_mode *op_mode, u8 ac);
+ void (*queue_full)(struct iwl_op_mode *op_mode, int queue);
+ void (*queue_not_full)(struct iwl_op_mode *op_mode, int queue);
void (*hw_rf_kill)(struct iwl_op_mode *op_mode, bool state);
void (*free_skb)(struct iwl_op_mode *op_mode, struct sk_buff *skb);
void (*nic_error)(struct iwl_op_mode *op_mode);
@@ -169,15 +169,16 @@ static inline int iwl_op_mode_rx(struct iwl_op_mode *op_mode,
return op_mode->ops->rx(op_mode, rxb, cmd);
}
-static inline void iwl_op_mode_queue_full(struct iwl_op_mode *op_mode, u8 ac)
+static inline void iwl_op_mode_queue_full(struct iwl_op_mode *op_mode,
+ int queue)
{
- op_mode->ops->queue_full(op_mode, ac);
+ op_mode->ops->queue_full(op_mode, queue);
}
static inline void iwl_op_mode_queue_not_full(struct iwl_op_mode *op_mode,
- u8 ac)
+ int queue)
{
- op_mode->ops->queue_not_full(op_mode, ac);
+ op_mode->ops->queue_not_full(op_mode, queue);
}
static inline void iwl_op_mode_hw_rf_kill(struct iwl_op_mode *op_mode,
diff --git a/drivers/net/wireless/iwlwifi/iwl-pci.c b/drivers/net/wireless/iwlwifi/iwl-pci.c
index c5e339ee918..f3e56b04d77 100644
--- a/drivers/net/wireless/iwlwifi/iwl-pci.c
+++ b/drivers/net/wireless/iwlwifi/iwl-pci.c
@@ -60,6 +60,9 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/pci-aspm.h>
diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/drivers/net/wireless/iwlwifi/iwl-phy-db.c
new file mode 100644
index 00000000000..d65305d08eb
--- /dev/null
+++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.c
@@ -0,0 +1,273 @@
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2007 - 2012 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
+ * USA
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called LICENSE.GPL.
+ *
+ * Contact Information:
+ * Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *****************************************************************************/
+
+#include <linux/slab.h>
+#include <linux/string.h>
+
+#include "iwl-debug.h"
+#include "iwl-shared.h"
+#include "iwl-dev.h"
+
+#include "iwl-phy-db.h"
+
+#define CHANNEL_NUM_SIZE 4 /* num of channels in calib_ch size */
+
+struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd)
+{
+ struct iwl_phy_db *phy_db = kzalloc(sizeof(struct iwl_phy_db),
+ GFP_KERNEL);
+
+ if (!phy_db)
+ return phy_db;
+
+ phy_db->shrd = shrd;
+
+ /* TODO: add default values of the phy db. */
+ return phy_db;
+}
+
+/*
+ * get phy db section: returns a pointer to a phy db section specified by
+ * type and channel group id.
+ */
+static struct iwl_phy_db_entry *
+iwl_phy_db_get_section(struct iwl_phy_db *phy_db,
+ enum iwl_phy_db_section_type type,
+ u16 chg_id)
+{
+ if (!phy_db || type < 0 || type >= IWL_PHY_DB_MAX)
+ return NULL;
+
+ switch (type) {
+ case IWL_PHY_DB_CFG:
+ return &phy_db->cfg;
+ case IWL_PHY_DB_CALIB_NCH:
+ return &phy_db->calib_nch;
+ case IWL_PHY_DB_CALIB_CH:
+ return &phy_db->calib_ch;
+ case IWL_PHY_DB_CALIB_CHG_PAPD:
+ if (chg_id < 0 || chg_id >= IWL_NUM_PAPD_CH_GROUPS)
+ return NULL;
+ return &phy_db->calib_ch_group_papd[chg_id];
+ case IWL_PHY_DB_CALIB_CHG_TXP:
+ if (chg_id < 0 || chg_id >= IWL_NUM_TXP_CH_GROUPS)
+ return NULL;
+ return &phy_db->calib_ch_group_txp[chg_id];
+ default:
+ return NULL;
+ }
+ return NULL;
+}
+
+static void iwl_phy_db_free_section(struct iwl_phy_db *phy_db,
+ enum iwl_phy_db_section_type type,
+ u16 chg_id)
+{
+ struct iwl_phy_db_entry *entry =
+ iwl_phy_db_get_section(phy_db, type, chg_id);
+ if (!entry)
+ return;
+
+ kfree(entry->data);
+ entry->data = NULL;
+ entry->size = 0;
+}
+
+void iwl_phy_db_free(struct iwl_phy_db *phy_db)
+{
+ int i;
+
+ if (!phy_db)
+ return;
+
+ iwl_phy_db_free_section(phy_db, IWL_PHY_DB_CFG, 0);
+ iwl_phy_db_free_section(phy_db, IWL_PHY_DB_CALIB_NCH, 0);
+ iwl_phy_db_free_section(phy_db, IWL_PHY_DB_CALIB_CH, 0);
+ for (i = 0; i < IWL_NUM_PAPD_CH_GROUPS; i++)
+ iwl_phy_db_free_section(phy_db, IWL_PHY_DB_CALIB_CHG_PAPD, i);
+ for (i = 0; i < IWL_NUM_TXP_CH_GROUPS; i++)
+ iwl_phy_db_free_section(phy_db, IWL_PHY_DB_CALIB_CHG_TXP, i);
+
+ kfree(phy_db);
+}
+
+int iwl_phy_db_set_section(struct iwl_phy_db *phy_db,
+ enum iwl_phy_db_section_type type, u8 *data,
+ u16 size, gfp_t alloc_ctx)
+{
+ struct iwl_phy_db_entry *entry;
+ u16 chg_id = 0;
+
+ if (!phy_db)
+ return -EINVAL;
+
+ if (type == IWL_PHY_DB_CALIB_CHG_PAPD ||
+ type == IWL_PHY_DB_CALIB_CHG_TXP)
+ chg_id = le16_to_cpup((__le16 *)data);
+
+ entry = iwl_phy_db_get_section(phy_db, type, chg_id);
+ if (!entry)
+ return -EINVAL;
+
+ kfree(entry->data);
+ entry->data = kmemdup(data, size, alloc_ctx);
+ if (!entry->data) {
+ entry->size = 0;
+ return -ENOMEM;
+ }
+
+ entry->size = size;
+
+ if (type == IWL_PHY_DB_CALIB_CH) {
+ phy_db->channel_num = le32_to_cpup((__le32 *)data);
+ phy_db->channel_size =
+ (size - CHANNEL_NUM_SIZE) / phy_db->channel_num;
+ }
+
+ return 0;
+}
+
+static int is_valid_channel(u16 ch_id)
+{
+ if (ch_id <= 14 ||
+ (36 <= ch_id && ch_id <= 64 && ch_id % 4 == 0) ||
+ (100 <= ch_id && ch_id <= 140 && ch_id % 4 == 0) ||
+ (145 <= ch_id && ch_id <= 165 && ch_id % 4 == 1))
+ return 1;
+ return 0;
+}
+
+static u8 ch_id_to_ch_index(u16 ch_id)
+{
+ if (WARN_ON(!is_valid_channel(ch_id)))
+ return 0xff;
+
+ if (ch_id <= 14)
+ return ch_id - 1;
+ if (ch_id <= 64)
+ return (ch_id + 20) / 4;
+ if (ch_id <= 140)
+ return (ch_id - 12) / 4;
+ return (ch_id - 13) / 4;
+}
+
+
+static u16 channel_id_to_papd(u16 ch_id)
+{
+ if (WARN_ON(!is_valid_channel(ch_id)))
+ return 0xff;
+
+ if (1 <= ch_id && ch_id <= 14)
+ return 0;
+ if (36 <= ch_id && ch_id <= 64)
+ return 1;
+ if (100 <= ch_id && ch_id <= 140)
+ return 2;
+ return 3;
+}
+
+static u16 channel_id_to_txp(struct iwl_phy_db *phy_db, u16 ch_id)
+{
+ /* TODO David*/
+ return 0;
+}
+
+int iwl_phy_db_get_section_data(struct iwl_phy_db *phy_db,
+ enum iwl_phy_db_section_type type, u8 **data,
+ u16 *size, u16 ch_id)
+{
+ struct iwl_phy_db_entry *entry;
+ u32 channel_num;
+ u32 channel_size;
+ u16 ch_group_id = 0;
+ u16 index;
+
+ if (!phy_db)
+ return -EINVAL;
+
+ /* find wanted channel group */
+ if (type == IWL_PHY_DB_CALIB_CHG_PAPD)
+ ch_group_id = channel_id_to_papd(ch_id);
+ else if (type == IWL_PHY_DB_CALIB_CHG_TXP)
+ ch_group_id = channel_id_to_txp(phy_db, ch_id);
+
+ entry = iwl_phy_db_get_section(phy_db, type, ch_group_id);
+ if (!entry)
+ return -EINVAL;
+
+ if (type == IWL_PHY_DB_CALIB_CH) {
+ index = ch_id_to_ch_index(ch_id);
+ channel_num = phy_db->channel_num;
+ channel_size = phy_db->channel_size;
+ if (index >= channel_num) {
+ IWL_ERR(phy_db, "Wrong channel number %d", ch_id);
+ return -EINVAL;
+ }
+ *data = entry->data + CHANNEL_NUM_SIZE + index * channel_size;
+ *size = channel_size;
+ } else {
+ *data = entry->data;
+ *size = entry->size;
+ }
+ return 0;
+}
diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.h b/drivers/net/wireless/iwlwifi/iwl-phy-db.h
new file mode 100644
index 00000000000..ba91a8b2839
--- /dev/null
+++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.h
@@ -0,0 +1,123 @@
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2007 - 2012 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
+ * USA
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called LICENSE.GPL.
+ *
+ * Contact Information:
+ * Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *****************************************************************************/
+
+#ifndef __IWL_PHYDB_H__
+#define __IWL_PHYDB_H__
+
+#include <linux/types.h>
+
+#define IWL_NUM_PAPD_CH_GROUPS 4
+#define IWL_NUM_TXP_CH_GROUPS 8
+
+struct iwl_phy_db_entry {
+ u16 size;
+ u8 *data;
+};
+
+struct iwl_shared;
+
+/**
+ * struct iwl_phy_db - stores phy configuration and calibration data.
+ *
+ * @cfg: phy configuration.
+ * @calib_nch: non channel specific calibration data.
+ * @calib_ch: channel specific calibration data.
+ * @calib_ch_group_papd: calibration data related to papd channel group.
+ * @calib_ch_group_txp: calibration data related to tx power chanel group.
+ */
+struct iwl_phy_db {
+ struct iwl_phy_db_entry cfg;
+ struct iwl_phy_db_entry calib_nch;
+ struct iwl_phy_db_entry calib_ch;
+ struct iwl_phy_db_entry calib_ch_group_papd[IWL_NUM_PAPD_CH_GROUPS];
+ struct iwl_phy_db_entry calib_ch_group_txp[IWL_NUM_TXP_CH_GROUPS];
+
+ u32 channel_num;
+ u32 channel_size;
+
+ /* for an access to the logger */
+ const struct iwl_shared *shrd;
+};
+
+enum iwl_phy_db_section_type {
+ IWL_PHY_DB_CFG = 1,
+ IWL_PHY_DB_CALIB_NCH,
+ IWL_PHY_DB_CALIB_CH,
+ IWL_PHY_DB_CALIB_CHG_PAPD,
+ IWL_PHY_DB_CALIB_CHG_TXP,
+ IWL_PHY_DB_MAX
+};
+
+struct iwl_phy_db *iwl_phy_db_init(struct iwl_shared *shrd);
+
+void iwl_phy_db_free(struct iwl_phy_db *phy_db);
+
+int iwl_phy_db_set_section(struct iwl_phy_db *phy_db,
+ enum iwl_phy_db_section_type type, u8 *data,
+ u16 size, gfp_t alloc_ctx);
+
+int iwl_phy_db_get_section_data(struct iwl_phy_db *phy_db,
+ enum iwl_phy_db_section_type type, u8 **data,
+ u16 *size, u16 ch_id);
+
+#endif /* __IWL_PHYDB_H__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
index 958d9d09aee..7bc7a82aba4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-power.c
+++ b/drivers/net/wireless/iwlwifi/iwl-power.c
@@ -403,12 +403,12 @@ int iwl_power_set_mode(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd,
}
if (cmd->flags & IWL_POWER_DRIVER_ALLOW_SLEEP_MSK)
- set_bit(STATUS_POWER_PMI, &priv->shrd->status);
+ iwl_dvm_set_pmi(priv, true);
ret = iwl_set_power(priv, cmd);
if (!ret) {
if (!(cmd->flags & IWL_POWER_DRIVER_ALLOW_SLEEP_MSK))
- clear_bit(STATUS_POWER_PMI, &priv->shrd->status);
+ iwl_dvm_set_pmi(priv, false);
if (update_chains)
iwl_update_chain_flags(priv);
diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index 902efe4bc89..dcf5b12071b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -69,7 +69,7 @@ static int iwl_send_scan_abort(struct iwl_priv *priv)
if (!test_bit(STATUS_READY, &priv->status) ||
!test_bit(STATUS_GEO_CONFIGURED, &priv->status) ||
!test_bit(STATUS_SCAN_HW, &priv->status) ||
- test_bit(STATUS_FW_ERROR, &priv->shrd->status))
+ test_bit(STATUS_FW_ERROR, &priv->status))
return -EIO;
ret = iwl_dvm_send_cmd(priv, &cmd);
@@ -451,6 +451,46 @@ static u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
return iwl_limit_dwell(priv, passive);
}
+/* Return valid, unused, channel for a passive scan to reset the RF */
+static u8 iwl_get_single_channel_number(struct iwl_priv *priv,
+ enum ieee80211_band band)
+{
+ const struct iwl_channel_info *ch_info;
+ int i;
+ u8 channel = 0;
+ u8 min, max;
+ struct iwl_rxon_context *ctx;
+
+ if (band == IEEE80211_BAND_5GHZ) {
+ min = 14;
+ max = priv->channel_count;
+ } else {
+ min = 0;
+ max = 14;
+ }
+
+ for (i = min; i < max; i++) {
+ bool busy = false;
+
+ for_each_context(priv, ctx) {
+ busy = priv->channel_info[i].channel ==
+ le16_to_cpu(ctx->staging.channel);
+ if (busy)
+ break;
+ }
+
+ if (busy)
+ continue;
+
+ channel = priv->channel_info[i].channel;
+ ch_info = iwl_get_channel_info(priv, band, channel);
+ if (is_channel_valid(ch_info))
+ break;
+ }
+
+ return channel;
+}
+
static int iwl_get_single_channel_for_scan(struct iwl_priv *priv,
struct ieee80211_vif *vif,
enum ieee80211_band band,
@@ -793,9 +833,6 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
band = priv->scan_band;
- if (cfg(priv)->scan_rx_antennas[band])
- rx_ant = cfg(priv)->scan_rx_antennas[band];
-
if (band == IEEE80211_BAND_2GHZ &&
cfg(priv)->bt_params &&
cfg(priv)->bt_params->advanced_bt_coexist) {
@@ -809,8 +846,12 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
rate_flags |= iwl_ant_idx_to_flags(priv->scan_tx_ant[band]);
scan->tx_cmd.rate_n_flags = iwl_hw_set_rate_n_flags(rate, rate_flags);
- /* In power save mode use one chain, otherwise use all chains */
- if (test_bit(STATUS_POWER_PMI, &priv->shrd->status)) {
+ /*
+ * In power save mode while associated use one chain,
+ * otherwise use all chains
+ */
+ if (test_bit(STATUS_POWER_PMI, &priv->status) &&
+ !(priv->hw->conf.flags & IEEE80211_CONF_IDLE)) {
/* rx_ant has been set to all valid chains previously */
active_chains = rx_ant &
((u8)(priv->chain_noise_data.active_chains));
diff --git a/drivers/net/wireless/iwlwifi/iwl-shared.h b/drivers/net/wireless/iwlwifi/iwl-shared.h
index b515d657a0a..983b41e43d4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-shared.h
+++ b/drivers/net/wireless/iwlwifi/iwl-shared.h
@@ -160,7 +160,6 @@ struct iwl_mod_params {
*
* Holds the module parameters
*
- * @num_ampdu_queues: num of ampdu queues
* @tx_chains_num: Number of TX chains
* @rx_chains_num: Number of RX chains
* @valid_tx_ant: usable antennas for TX
@@ -176,7 +175,6 @@ struct iwl_mod_params {
* @use_rts_for_aggregation: use rts/cts protection for HT traffic
*/
struct iwl_hw_params {
- u8 num_ampdu_queues;
u8 tx_chains_num;
u8 rx_chains_num;
u8 valid_tx_ant;
@@ -217,7 +215,6 @@ enum iwl_led_mode {
* @chain_noise_num_beacons: number of beacons used to compute chain noise
* @adv_thermal_throttle: support advance thermal throttle
* @support_ct_kill_exit: support ct kill exit condition
- * @support_wimax_coexist: support wimax/wifi co-exist
* @plcp_delta_threshold: plcp error rate threshold used to trigger
* radio tuning when there is a high receiving plcp error rate
* @chain_noise_scale: default chain noise scale used for gain computation
@@ -231,7 +228,6 @@ enum iwl_led_mode {
struct iwl_base_params {
int eeprom_size;
int num_of_queues; /* def: HW dependent */
- int num_of_ampdu_queues;/* def: HW dependent */
/* for iwl_apm_init() */
u32 pll_cfg_val;
@@ -240,7 +236,6 @@ struct iwl_base_params {
u16 led_compensation;
bool adv_thermal_throttle;
bool support_ct_kill_exit;
- const bool support_wimax_coexist;
u8 plcp_delta_threshold;
s32 chain_noise_scale;
unsigned int wd_timeout;
@@ -299,21 +294,15 @@ struct iwl_ht_params {
* @need_temp_offset_calib: need to perform temperature offset calibration
* @no_xtal_calib: some devices do not need crystal calibration data,
* don't send it to those
- * @scan_rx_antennas: available antenna for scan operation
* @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
* @adv_pm: advance power management
* @rx_with_siso_diversity: 1x1 device with rx antenna diversity
* @internal_wimax_coex: internal wifi/wimax combo device
- * @iq_invert: I/Q inversion
* @temp_offset_v2: support v2 of temperature offset calibration
*
- * We enable the driver to be backward compatible wrt API version. The
- * driver specifies which APIs it supports (with @ucode_api_max being the
- * highest and @ucode_api_min the lowest). Firmware will only be loaded if
- * it has a supported API version.
- *
- * The ideal usage of this infrastructure is to treat a new ucode API
- * release as a new hardware revision.
+ * We enable the driver to be backward compatible wrt. hardware features.
+ * API differences in uCode shouldn't be handled here but through TLVs
+ * and/or the uCode API version instead.
*/
struct iwl_cfg {
/* params specific to an individual device within a device family */
@@ -337,12 +326,10 @@ struct iwl_cfg {
const struct iwl_bt_params *bt_params;
const bool need_temp_offset_calib; /* if used set to true */
const bool no_xtal_calib;
- u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
enum iwl_led_mode led_mode;
const bool adv_pm;
const bool rx_with_siso_diversity;
const bool internal_wimax_coex;
- const bool iq_invert;
const bool temp_offset_v2;
};
@@ -351,7 +338,6 @@ struct iwl_cfg {
*
* @status: STATUS_*
* @wowlan: are we running wowlan uCode
- * @valid_contexts: microcode/device supports multiple contexts
* @bus: pointer to the bus layer data
* @cfg: see struct iwl_cfg
* @priv: pointer to the upper layer data
@@ -360,30 +346,18 @@ struct iwl_cfg {
* @hw_params: see struct iwl_hw_params
* @lock: protect general shared data
* @eeprom: pointer to the eeprom/OTP image
- * @ucode_type: indicator of loaded ucode image
- * @device_pointers: pointers to ucode event tables
*/
struct iwl_shared {
unsigned long status;
- u8 valid_contexts;
const struct iwl_cfg *cfg;
struct iwl_trans *trans;
void *drv;
struct iwl_hw_params hw_params;
- const struct iwl_fw *fw;
/* eeprom -- this is in the card's little endian byte order */
u8 *eeprom;
- /* ucode related variables */
- enum iwl_ucode_type ucode_type;
-
- struct {
- u32 error_event_table;
- u32 log_event_table;
- } device_pointers;
-
};
/*Whatever _m is (iwl_trans, iwl_priv, these macros will work */
diff --git a/drivers/net/wireless/iwlwifi/iwl-testmode.c b/drivers/net/wireless/iwlwifi/iwl-testmode.c
index a54e20e7b17..f31a0629c6c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-testmode.c
+++ b/drivers/net/wireless/iwlwifi/iwl-testmode.c
@@ -423,10 +423,13 @@ nla_put_failure:
static int iwl_testmode_cfg_init_calib(struct iwl_priv *priv)
{
struct iwl_notification_wait calib_wait;
+ static const u8 calib_complete[] = {
+ CALIBRATION_COMPLETE_NOTIFICATION
+ };
int ret;
iwl_init_notification_wait(&priv->notif_wait, &calib_wait,
- CALIBRATION_COMPLETE_NOTIFICATION,
+ calib_complete, ARRAY_SIZE(calib_complete),
NULL, NULL);
ret = iwl_init_alive_start(priv);
if (ret) {
@@ -605,11 +608,11 @@ static int iwl_testmode_driver(struct ieee80211_hw *hw, struct nlattr **tb)
IWL_ERR(priv, "No uCode has not been loaded\n");
return -EINVAL;
} else {
- img = &priv->fw->img[priv->shrd->ucode_type];
+ img = &priv->fw->img[priv->cur_ucode];
inst_size = img->sec[IWL_UCODE_SECTION_INST].len;
data_size = img->sec[IWL_UCODE_SECTION_DATA].len;
}
- if (nla_put_u32(skb, IWL_TM_ATTR_FW_TYPE, priv->shrd->ucode_type) ||
+ if (nla_put_u32(skb, IWL_TM_ATTR_FW_TYPE, priv->cur_ucode) ||
nla_put_u32(skb, IWL_TM_ATTR_FW_INST_SIZE, inst_size) ||
nla_put_u32(skb, IWL_TM_ATTR_FW_DATA_SIZE, data_size))
goto nla_put_failure;
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h
index 1c2fe87bd7e..32adee3b54e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-int.h
@@ -136,13 +136,6 @@ static inline int iwl_queue_dec_wrap(int index, int n_bd)
return --index & (n_bd - 1);
}
-/*
- * This queue number is required for proper operation
- * because the ucode will stop/start the scheduler as
- * required.
- */
-#define IWL_IPAN_MCAST_QUEUE 8
-
struct iwl_cmd_meta {
/* only for SYNC commands, iff the reply skb is wanted */
struct iwl_host_cmd *source;
@@ -199,9 +192,6 @@ struct iwl_queue {
* lock: queue lock
* @time_stamp: time (in jiffies) of last read_ptr change
* @need_update: indicates need to update read/write index
- * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled
- * @sta_id: valid if sched_retry is set
- * @tid: valid if sched_retry is set
*
* A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame
* descriptors) and required locking structures.
@@ -218,12 +208,7 @@ struct iwl_tx_queue {
spinlock_t lock;
unsigned long time_stamp;
u8 need_update;
- u8 sched_retry;
u8 active;
- u8 swq_id;
-
- u16 sta_id;
- u16 tid;
};
/**
@@ -236,13 +221,6 @@ struct iwl_tx_queue {
* @scd_base_addr: scheduler sram base address in SRAM
* @scd_bc_tbls: pointer to the byte count table of the scheduler
* @kw: keep warm address
- * @ac_to_fifo: to what fifo is a specifc AC mapped ?
- * @ac_to_queue: to what tx queue is a specifc AC mapped ?
- * @mcast_queue:
- * @txq: Tx DMA processing queues
- * @txq_ctx_active_msk: what queue is active
- * queue_stopped: tracks what queue is stopped
- * queue_stop_count: tracks what SW queue is stopped
* @pci_dev: basic pci-network driver stuff
* @hw_base: pci hardware address support
* @ucode_write_complete: indicates that the ucode has been copied.
@@ -272,16 +250,9 @@ struct iwl_trans_pcie {
struct iwl_dma_ptr scd_bc_tbls;
struct iwl_dma_ptr kw;
- const u8 *ac_to_fifo[NUM_IWL_RXON_CTX];
- const u8 *ac_to_queue[NUM_IWL_RXON_CTX];
- u8 mcast_queue[NUM_IWL_RXON_CTX];
- u8 agg_txq[IWLAGN_STATION_COUNT][IWL_MAX_TID_COUNT];
-
struct iwl_tx_queue *txq;
- unsigned long txq_ctx_active_msk;
-#define IWL_MAX_HW_QUEUES 32
+ unsigned long queue_used[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)];
unsigned long queue_stopped[BITS_TO_LONGS(IWL_MAX_HW_QUEUES)];
- atomic_t queue_stop_count[4];
/* PCI bus related data */
struct pci_dev *pci_dev;
@@ -293,6 +264,8 @@ struct iwl_trans_pcie {
u8 cmd_queue;
u8 n_no_reclaim_cmds;
u8 no_reclaim_cmds[MAX_NO_RECLAIM_CMDS];
+ u8 setup_q_to_fifo[IWL_MAX_HW_QUEUES];
+ u8 n_q_to_fifo;
};
#define IWL_TRANS_GET_PCIE_TRANS(_iwl_trans) \
@@ -331,15 +304,12 @@ void iwl_tx_cmd_complete(struct iwl_trans *trans,
void iwl_trans_txq_update_byte_cnt_tbl(struct iwl_trans *trans,
struct iwl_tx_queue *txq,
u16 byte_cnt);
-int iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans,
- int sta_id, int tid);
+void iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans, int queue);
void iwl_trans_set_wr_ptrs(struct iwl_trans *trans, int txq_id, u32 index);
void iwl_trans_tx_queue_set_status(struct iwl_trans *trans,
- struct iwl_tx_queue *txq,
- int tx_fifo_id, int scd_retry);
-int iwl_trans_pcie_tx_agg_alloc(struct iwl_trans *trans, int sta_id, int tid);
-void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans,
- enum iwl_rxon_context_id ctx,
+ struct iwl_tx_queue *txq,
+ int tx_fifo_id, bool active);
+void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans, int queue, int fifo,
int sta_id, int tid, int frame_limit, u16 ssn);
void iwlagn_txq_free_tfd(struct iwl_trans *trans, struct iwl_tx_queue *txq,
int index, enum dma_data_direction dma_dir);
@@ -350,8 +320,6 @@ int iwl_queue_space(const struct iwl_queue *q);
/*****************************************************
* Error handling
******************************************************/
-int iwl_dump_nic_event_log(struct iwl_trans *trans, bool full_log,
- char **buf, bool display);
int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display);
void iwl_dump_csr(struct iwl_trans *trans);
@@ -388,91 +356,28 @@ static inline void iwl_enable_rfkill_int(struct iwl_trans *trans)
iwl_write32(trans, CSR_INT_MASK, CSR_INT_BIT_RF_KILL);
}
-/*
- * we have 8 bits used like this:
- *
- * 7 6 5 4 3 2 1 0
- * | | | | | | | |
- * | | | | | | +-+-------- AC queue (0-3)
- * | | | | | |
- * | +-+-+-+-+------------ HW queue ID
- * |
- * +---------------------- unused
- */
-static inline void iwl_set_swq_id(struct iwl_tx_queue *txq, u8 ac, u8 hwq)
-{
- BUG_ON(ac > 3); /* only have 2 bits */
- BUG_ON(hwq > 31); /* only use 5 bits */
-
- txq->swq_id = (hwq << 2) | ac;
-}
-
-static inline u8 iwl_get_queue_ac(struct iwl_tx_queue *txq)
-{
- return txq->swq_id & 0x3;
-}
-
static inline void iwl_wake_queue(struct iwl_trans *trans,
struct iwl_tx_queue *txq)
{
- u8 queue = txq->swq_id;
- u8 ac = queue & 3;
- u8 hwq = (queue >> 2) & 0x1f;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
-
- if (test_and_clear_bit(hwq, trans_pcie->queue_stopped)) {
- if (atomic_dec_return(&trans_pcie->queue_stop_count[ac]) <= 0) {
- iwl_op_mode_queue_not_full(trans->op_mode, ac);
- IWL_DEBUG_TX_QUEUES(trans, "Wake hwq %d ac %d",
- hwq, ac);
- } else {
- IWL_DEBUG_TX_QUEUES(trans,
- "Don't wake hwq %d ac %d stop count %d",
- hwq, ac,
- atomic_read(&trans_pcie->queue_stop_count[ac]));
- }
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+
+ if (test_and_clear_bit(txq->q.id, trans_pcie->queue_stopped)) {
+ IWL_DEBUG_TX_QUEUES(trans, "Wake hwq %d\n", txq->q.id);
+ iwl_op_mode_queue_not_full(trans->op_mode, txq->q.id);
}
}
static inline void iwl_stop_queue(struct iwl_trans *trans,
struct iwl_tx_queue *txq)
{
- u8 queue = txq->swq_id;
- u8 ac = queue & 3;
- u8 hwq = (queue >> 2) & 0x1f;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
-
- if (!test_and_set_bit(hwq, trans_pcie->queue_stopped)) {
- if (atomic_inc_return(&trans_pcie->queue_stop_count[ac]) > 0) {
- iwl_op_mode_queue_full(trans->op_mode, ac);
- IWL_DEBUG_TX_QUEUES(trans,
- "Stop hwq %d ac %d stop count %d",
- hwq, ac,
- atomic_read(&trans_pcie->queue_stop_count[ac]));
- } else {
- IWL_DEBUG_TX_QUEUES(trans,
- "Don't stop hwq %d ac %d stop count %d",
- hwq, ac,
- atomic_read(&trans_pcie->queue_stop_count[ac]));
- }
- } else {
- IWL_DEBUG_TX_QUEUES(trans, "stop hwq %d, but it is stopped",
- hwq);
- }
-}
-
-static inline void iwl_txq_ctx_activate(struct iwl_trans_pcie *trans_pcie,
- int txq_id)
-{
- set_bit(txq_id, &trans_pcie->txq_ctx_active_msk);
-}
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
-static inline void iwl_txq_ctx_deactivate(struct iwl_trans_pcie *trans_pcie,
- int txq_id)
-{
- clear_bit(txq_id, &trans_pcie->txq_ctx_active_msk);
+ if (!test_and_set_bit(txq->q.id, trans_pcie->queue_stopped)) {
+ iwl_op_mode_queue_full(trans->op_mode, txq->q.id);
+ IWL_DEBUG_TX_QUEUES(trans, "Stop hwq %d\n", txq->q.id);
+ } else
+ IWL_DEBUG_TX_QUEUES(trans, "hwq %d already stopped\n",
+ txq->q.id);
}
static inline int iwl_queue_used(const struct iwl_queue *q, int i)
@@ -487,19 +392,4 @@ static inline u8 get_cmd_index(struct iwl_queue *q, u32 index)
return index & (q->n_window - 1);
}
-#define IWL_TX_FIFO_BK 0 /* shared */
-#define IWL_TX_FIFO_BE 1
-#define IWL_TX_FIFO_VI 2 /* shared */
-#define IWL_TX_FIFO_VO 3
-#define IWL_TX_FIFO_BK_IPAN IWL_TX_FIFO_BK
-#define IWL_TX_FIFO_BE_IPAN 4
-#define IWL_TX_FIFO_VI_IPAN IWL_TX_FIFO_VI
-#define IWL_TX_FIFO_VO_IPAN 5
-/* re-uses the VO FIFO, uCode will properly flush/schedule */
-#define IWL_TX_FIFO_AUX 5
-#define IWL_TX_FIFO_UNUSED -1
-
-/* AUX (TX during scan dwell) queue */
-#define IWL_AUX_QUEUE 10
-
#endif /* __iwl_trans_int_pcie_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
index 8b1a7988e17..ab0f3fc22b8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
@@ -146,8 +146,11 @@ void iwl_rx_queue_update_write_ptr(struct iwl_trans *trans,
q->write_actual = (q->write & ~0x7);
iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, q->write_actual);
} else {
+ struct iwl_trans_pcie *trans_pcie =
+ IWL_TRANS_GET_PCIE_TRANS(trans);
+
/* If power-saving is in use, make sure device is awake */
- if (test_bit(STATUS_POWER_PMI, &trans->shrd->status)) {
+ if (test_bit(STATUS_POWER_PMI, &trans_pcie->status)) {
reg = iwl_read32(trans, CSR_UCODE_DRV_GP1);
if (reg & CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP) {
@@ -362,83 +365,96 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans,
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
struct iwl_rx_queue *rxq = &trans_pcie->rxq;
struct iwl_tx_queue *txq = &trans_pcie->txq[trans_pcie->cmd_queue];
- struct iwl_device_cmd *cmd;
unsigned long flags;
- int len, err;
- u16 sequence;
- struct iwl_rx_cmd_buffer rxcb;
- struct iwl_rx_packet *pkt;
- bool reclaim;
- int index, cmd_index;
+ bool page_stolen = false;
+ int max_len = PAGE_SIZE << hw_params(trans).rx_page_order;
+ u32 offset = 0;
if (WARN_ON(!rxb))
return;
- dma_unmap_page(trans->dev, rxb->page_dma,
- PAGE_SIZE << hw_params(trans).rx_page_order,
- DMA_FROM_DEVICE);
-
- rxcb._page = rxb->page;
- pkt = rxb_addr(&rxcb);
+ dma_unmap_page(trans->dev, rxb->page_dma, max_len, DMA_FROM_DEVICE);
- IWL_DEBUG_RX(trans, "%s, 0x%02x\n",
- get_cmd_string(pkt->hdr.cmd), pkt->hdr.cmd);
+ while (offset + sizeof(u32) + sizeof(struct iwl_cmd_header) < max_len) {
+ struct iwl_rx_packet *pkt;
+ struct iwl_device_cmd *cmd;
+ u16 sequence;
+ bool reclaim;
+ int index, cmd_index, err, len;
+ struct iwl_rx_cmd_buffer rxcb = {
+ ._offset = offset,
+ ._page = rxb->page,
+ ._page_stolen = false,
+ };
+ pkt = rxb_addr(&rxcb);
- len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
- len += sizeof(u32); /* account for status word */
- trace_iwlwifi_dev_rx(trans->dev, pkt, len);
-
- /* Reclaim a command buffer only if this packet is a response
- * to a (driver-originated) command.
- * If the packet (e.g. Rx frame) originated from uCode,
- * there is no command buffer to reclaim.
- * Ucode should set SEQ_RX_FRAME bit if ucode-originated,
- * but apparently a few don't get set; catch them here. */
- reclaim = !(pkt->hdr.sequence & SEQ_RX_FRAME);
- if (reclaim) {
- int i;
+ if (pkt->len_n_flags == cpu_to_le32(FH_RSCSR_FRAME_INVALID))
+ break;
- for (i = 0; i < trans_pcie->n_no_reclaim_cmds; i++) {
- if (trans_pcie->no_reclaim_cmds[i] == pkt->hdr.cmd) {
- reclaim = false;
- break;
+ IWL_DEBUG_RX(trans, "cmd at offset %d: %s (0x%.2x)\n",
+ rxcb._offset, get_cmd_string(pkt->hdr.cmd),
+ pkt->hdr.cmd);
+
+ len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
+ len += sizeof(u32); /* account for status word */
+ trace_iwlwifi_dev_rx(trans->dev, pkt, len);
+
+ /* Reclaim a command buffer only if this packet is a response
+ * to a (driver-originated) command.
+ * If the packet (e.g. Rx frame) originated from uCode,
+ * there is no command buffer to reclaim.
+ * Ucode should set SEQ_RX_FRAME bit if ucode-originated,
+ * but apparently a few don't get set; catch them here. */
+ reclaim = !(pkt->hdr.sequence & SEQ_RX_FRAME);
+ if (reclaim) {
+ int i;
+
+ for (i = 0; i < trans_pcie->n_no_reclaim_cmds; i++) {
+ if (trans_pcie->no_reclaim_cmds[i] ==
+ pkt->hdr.cmd) {
+ reclaim = false;
+ break;
+ }
}
}
- }
- sequence = le16_to_cpu(pkt->hdr.sequence);
- index = SEQ_TO_INDEX(sequence);
- cmd_index = get_cmd_index(&txq->q, index);
+ sequence = le16_to_cpu(pkt->hdr.sequence);
+ index = SEQ_TO_INDEX(sequence);
+ cmd_index = get_cmd_index(&txq->q, index);
- if (reclaim)
- cmd = txq->cmd[cmd_index];
- else
- cmd = NULL;
+ if (reclaim)
+ cmd = txq->cmd[cmd_index];
+ else
+ cmd = NULL;
- err = iwl_op_mode_rx(trans->op_mode, &rxcb, cmd);
+ err = iwl_op_mode_rx(trans->op_mode, &rxcb, cmd);
- /*
- * XXX: After here, we should always check rxcb._page
- * against NULL before touching it or its virtual
- * memory (pkt). Because some rx_handler might have
- * already taken or freed the pages.
- */
+ /*
+ * After here, we should always check rxcb._page_stolen,
+ * if it is true then one of the handlers took the page.
+ */
- if (reclaim) {
- /* Invoke any callbacks, transfer the buffer to caller,
- * and fire off the (possibly) blocking
- * iwl_trans_send_cmd()
- * as we reclaim the driver command queue */
- if (rxcb._page)
- iwl_tx_cmd_complete(trans, &rxcb, err);
- else
- IWL_WARN(trans, "Claim null rxb?\n");
+ if (reclaim) {
+ /* Invoke any callbacks, transfer the buffer to caller,
+ * and fire off the (possibly) blocking
+ * iwl_trans_send_cmd()
+ * as we reclaim the driver command queue */
+ if (!rxcb._page_stolen)
+ iwl_tx_cmd_complete(trans, &rxcb, err);
+ else
+ IWL_WARN(trans, "Claim null rxb?\n");
+ }
+
+ page_stolen |= rxcb._page_stolen;
+ offset += ALIGN(len, FH_RSCSR_FRAME_ALIGN);
}
- /* page was stolen from us */
- if (rxcb._page == NULL)
+ /* page was stolen from us -- free our reference */
+ if (page_stolen) {
+ __free_pages(rxb->page, hw_params(trans).rx_page_order);
rxb->page = NULL;
+ }
/* Reuse the page if possible. For notification packets and
* SKBs that fail to Rx correctly, add them back into the
@@ -520,153 +536,6 @@ static void iwl_rx_handle(struct iwl_trans *trans)
iwlagn_rx_queue_restock(trans);
}
-static const char * const desc_lookup_text[] = {
- "OK",
- "FAIL",
- "BAD_PARAM",
- "BAD_CHECKSUM",
- "NMI_INTERRUPT_WDG",
- "SYSASSERT",
- "FATAL_ERROR",
- "BAD_COMMAND",
- "HW_ERROR_TUNE_LOCK",
- "HW_ERROR_TEMPERATURE",
- "ILLEGAL_CHAN_FREQ",
- "VCC_NOT_STABLE",
- "FH_ERROR",
- "NMI_INTERRUPT_HOST",
- "NMI_INTERRUPT_ACTION_PT",
- "NMI_INTERRUPT_UNKNOWN",
- "UCODE_VERSION_MISMATCH",
- "HW_ERROR_ABS_LOCK",
- "HW_ERROR_CAL_LOCK_FAIL",
- "NMI_INTERRUPT_INST_ACTION_PT",
- "NMI_INTERRUPT_DATA_ACTION_PT",
- "NMI_TRM_HW_ER",
- "NMI_INTERRUPT_TRM",
- "NMI_INTERRUPT_BREAK_POINT",
- "DEBUG_0",
- "DEBUG_1",
- "DEBUG_2",
- "DEBUG_3",
-};
-
-static struct { char *name; u8 num; } advanced_lookup[] = {
- { "NMI_INTERRUPT_WDG", 0x34 },
- { "SYSASSERT", 0x35 },
- { "UCODE_VERSION_MISMATCH", 0x37 },
- { "BAD_COMMAND", 0x38 },
- { "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C },
- { "FATAL_ERROR", 0x3D },
- { "NMI_TRM_HW_ERR", 0x46 },
- { "NMI_INTERRUPT_TRM", 0x4C },
- { "NMI_INTERRUPT_BREAK_POINT", 0x54 },
- { "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C },
- { "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 },
- { "NMI_INTERRUPT_HOST", 0x66 },
- { "NMI_INTERRUPT_ACTION_PT", 0x7C },
- { "NMI_INTERRUPT_UNKNOWN", 0x84 },
- { "NMI_INTERRUPT_INST_ACTION_PT", 0x86 },
- { "ADVANCED_SYSASSERT", 0 },
-};
-
-static const char *desc_lookup(u32 num)
-{
- int i;
- int max = ARRAY_SIZE(desc_lookup_text);
-
- if (num < max)
- return desc_lookup_text[num];
-
- max = ARRAY_SIZE(advanced_lookup) - 1;
- for (i = 0; i < max; i++) {
- if (advanced_lookup[i].num == num)
- break;
- }
- return advanced_lookup[i].name;
-}
-
-#define ERROR_START_OFFSET (1 * sizeof(u32))
-#define ERROR_ELEM_SIZE (7 * sizeof(u32))
-
-static void iwl_dump_nic_error_log(struct iwl_trans *trans)
-{
- u32 base;
- struct iwl_error_event_table table;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
-
- base = trans->shrd->device_pointers.error_event_table;
- if (trans->shrd->ucode_type == IWL_UCODE_INIT) {
- if (!base)
- base = trans->shrd->fw->init_errlog_ptr;
- } else {
- if (!base)
- base = trans->shrd->fw->inst_errlog_ptr;
- }
-
- if (!iwlagn_hw_valid_rtc_data_addr(base)) {
- IWL_ERR(trans,
- "Not valid error log pointer 0x%08X for %s uCode\n",
- base,
- (trans->shrd->ucode_type == IWL_UCODE_INIT)
- ? "Init" : "RT");
- return;
- }
-
- iwl_read_targ_mem_words(trans, base, &table, sizeof(table));
-
- if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) {
- IWL_ERR(trans, "Start IWL Error Log Dump:\n");
- IWL_ERR(trans, "Status: 0x%08lX, count: %d\n",
- trans->shrd->status, table.valid);
- }
-
- trans_pcie->isr_stats.err_code = table.error_id;
-
- trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low,
- table.data1, table.data2, table.line,
- table.blink1, table.blink2, table.ilink1,
- table.ilink2, table.bcon_time, table.gp1,
- table.gp2, table.gp3, table.ucode_ver,
- table.hw_ver, table.brd_ver);
- IWL_ERR(trans, "0x%08X | %-28s\n", table.error_id,
- desc_lookup(table.error_id));
- IWL_ERR(trans, "0x%08X | uPc\n", table.pc);
- IWL_ERR(trans, "0x%08X | branchlink1\n", table.blink1);
- IWL_ERR(trans, "0x%08X | branchlink2\n", table.blink2);
- IWL_ERR(trans, "0x%08X | interruptlink1\n", table.ilink1);
- IWL_ERR(trans, "0x%08X | interruptlink2\n", table.ilink2);
- IWL_ERR(trans, "0x%08X | data1\n", table.data1);
- IWL_ERR(trans, "0x%08X | data2\n", table.data2);
- IWL_ERR(trans, "0x%08X | line\n", table.line);
- IWL_ERR(trans, "0x%08X | beacon time\n", table.bcon_time);
- IWL_ERR(trans, "0x%08X | tsf low\n", table.tsf_low);
- IWL_ERR(trans, "0x%08X | tsf hi\n", table.tsf_hi);
- IWL_ERR(trans, "0x%08X | time gp1\n", table.gp1);
- IWL_ERR(trans, "0x%08X | time gp2\n", table.gp2);
- IWL_ERR(trans, "0x%08X | time gp3\n", table.gp3);
- IWL_ERR(trans, "0x%08X | uCode version\n", table.ucode_ver);
- IWL_ERR(trans, "0x%08X | hw version\n", table.hw_ver);
- IWL_ERR(trans, "0x%08X | board version\n", table.brd_ver);
- IWL_ERR(trans, "0x%08X | hcmd\n", table.hcmd);
-
- IWL_ERR(trans, "0x%08X | isr0\n", table.isr0);
- IWL_ERR(trans, "0x%08X | isr1\n", table.isr1);
- IWL_ERR(trans, "0x%08X | isr2\n", table.isr2);
- IWL_ERR(trans, "0x%08X | isr3\n", table.isr3);
- IWL_ERR(trans, "0x%08X | isr4\n", table.isr4);
- IWL_ERR(trans, "0x%08X | isr_pref\n", table.isr_pref);
- IWL_ERR(trans, "0x%08X | wait_event\n", table.wait_event);
- IWL_ERR(trans, "0x%08X | l2p_control\n", table.l2p_control);
- IWL_ERR(trans, "0x%08X | l2p_duration\n", table.l2p_duration);
- IWL_ERR(trans, "0x%08X | l2p_mhvalid\n", table.l2p_mhvalid);
- IWL_ERR(trans, "0x%08X | l2p_addr_match\n", table.l2p_addr_match);
- IWL_ERR(trans, "0x%08X | lmpm_pmg_sel\n", table.lmpm_pmg_sel);
- IWL_ERR(trans, "0x%08X | timestamp\n", table.u_timestamp);
- IWL_ERR(trans, "0x%08X | flow_handler\n", table.flow_handler);
-}
-
/**
* iwl_irq_handle_error - called for HW or SW error interrupt from card
*/
@@ -689,243 +558,12 @@ static void iwl_irq_handle_error(struct iwl_trans *trans)
return;
}
- IWL_ERR(trans, "Loaded firmware version: %s\n",
- trans->shrd->fw->fw_version);
-
- iwl_dump_nic_error_log(trans);
iwl_dump_csr(trans);
iwl_dump_fh(trans, NULL, false);
- iwl_dump_nic_event_log(trans, false, NULL, false);
iwl_op_mode_nic_error(trans->op_mode);
}
-#define EVENT_START_OFFSET (4 * sizeof(u32))
-
-/**
- * iwl_print_event_log - Dump error event log to syslog
- *
- */
-static int iwl_print_event_log(struct iwl_trans *trans, u32 start_idx,
- u32 num_events, u32 mode,
- int pos, char **buf, size_t bufsz)
-{
- u32 i;
- u32 base; /* SRAM byte address of event log header */
- u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */
- u32 ptr; /* SRAM byte address of log data */
- u32 ev, time, data; /* event log data */
- unsigned long reg_flags;
-
- if (num_events == 0)
- return pos;
-
- base = trans->shrd->device_pointers.log_event_table;
- if (trans->shrd->ucode_type == IWL_UCODE_INIT) {
- if (!base)
- base = trans->shrd->fw->init_evtlog_ptr;
- } else {
- if (!base)
- base = trans->shrd->fw->inst_evtlog_ptr;
- }
-
- if (mode == 0)
- event_size = 2 * sizeof(u32);
- else
- event_size = 3 * sizeof(u32);
-
- ptr = base + EVENT_START_OFFSET + (start_idx * event_size);
-
- /* Make sure device is powered up for SRAM reads */
- spin_lock_irqsave(&trans->reg_lock, reg_flags);
- if (unlikely(!iwl_grab_nic_access(trans)))
- goto out_unlock;
-
- /* Set starting address; reads will auto-increment */
- iwl_write32(trans, HBUS_TARG_MEM_RADDR, ptr);
-
- /* "time" is actually "data" for mode 0 (no timestamp).
- * place event id # at far right for easier visual parsing. */
- for (i = 0; i < num_events; i++) {
- ev = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
- time = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
- if (mode == 0) {
- /* data, ev */
- if (bufsz) {
- pos += scnprintf(*buf + pos, bufsz - pos,
- "EVT_LOG:0x%08x:%04u\n",
- time, ev);
- } else {
- trace_iwlwifi_dev_ucode_event(trans->dev, 0,
- time, ev);
- IWL_ERR(trans, "EVT_LOG:0x%08x:%04u\n",
- time, ev);
- }
- } else {
- data = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
- if (bufsz) {
- pos += scnprintf(*buf + pos, bufsz - pos,
- "EVT_LOGT:%010u:0x%08x:%04u\n",
- time, data, ev);
- } else {
- IWL_ERR(trans, "EVT_LOGT:%010u:0x%08x:%04u\n",
- time, data, ev);
- trace_iwlwifi_dev_ucode_event(trans->dev, time,
- data, ev);
- }
- }
- }
-
- /* Allow device to power down */
- iwl_release_nic_access(trans);
-out_unlock:
- spin_unlock_irqrestore(&trans->reg_lock, reg_flags);
- return pos;
-}
-
-/**
- * iwl_print_last_event_logs - Dump the newest # of event log to syslog
- */
-static int iwl_print_last_event_logs(struct iwl_trans *trans, u32 capacity,
- u32 num_wraps, u32 next_entry,
- u32 size, u32 mode,
- int pos, char **buf, size_t bufsz)
-{
- /*
- * display the newest DEFAULT_LOG_ENTRIES entries
- * i.e the entries just before the next ont that uCode would fill.
- */
- if (num_wraps) {
- if (next_entry < size) {
- pos = iwl_print_event_log(trans,
- capacity - (size - next_entry),
- size - next_entry, mode,
- pos, buf, bufsz);
- pos = iwl_print_event_log(trans, 0,
- next_entry, mode,
- pos, buf, bufsz);
- } else
- pos = iwl_print_event_log(trans, next_entry - size,
- size, mode, pos, buf, bufsz);
- } else {
- if (next_entry < size) {
- pos = iwl_print_event_log(trans, 0, next_entry,
- mode, pos, buf, bufsz);
- } else {
- pos = iwl_print_event_log(trans, next_entry - size,
- size, mode, pos, buf, bufsz);
- }
- }
- return pos;
-}
-
-#define DEFAULT_DUMP_EVENT_LOG_ENTRIES (20)
-
-int iwl_dump_nic_event_log(struct iwl_trans *trans, bool full_log,
- char **buf, bool display)
-{
- u32 base; /* SRAM byte address of event log header */
- u32 capacity; /* event log capacity in # entries */
- u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */
- u32 num_wraps; /* # times uCode wrapped to top of log */
- u32 next_entry; /* index of next entry to be written by uCode */
- u32 size; /* # entries that we'll print */
- u32 logsize;
- int pos = 0;
- size_t bufsz = 0;
-
- base = trans->shrd->device_pointers.log_event_table;
- if (trans->shrd->ucode_type == IWL_UCODE_INIT) {
- logsize = trans->shrd->fw->init_evtlog_size;
- if (!base)
- base = trans->shrd->fw->init_evtlog_ptr;
- } else {
- logsize = trans->shrd->fw->inst_evtlog_size;
- if (!base)
- base = trans->shrd->fw->inst_evtlog_ptr;
- }
-
- if (!iwlagn_hw_valid_rtc_data_addr(base)) {
- IWL_ERR(trans,
- "Invalid event log pointer 0x%08X for %s uCode\n",
- base,
- (trans->shrd->ucode_type == IWL_UCODE_INIT)
- ? "Init" : "RT");
- return -EINVAL;
- }
-
- /* event log header */
- capacity = iwl_read_targ_mem(trans, base);
- mode = iwl_read_targ_mem(trans, base + (1 * sizeof(u32)));
- num_wraps = iwl_read_targ_mem(trans, base + (2 * sizeof(u32)));
- next_entry = iwl_read_targ_mem(trans, base + (3 * sizeof(u32)));
-
- if (capacity > logsize) {
- IWL_ERR(trans, "Log capacity %d is bogus, limit to %d "
- "entries\n", capacity, logsize);
- capacity = logsize;
- }
-
- if (next_entry > logsize) {
- IWL_ERR(trans, "Log write index %d is bogus, limit to %d\n",
- next_entry, logsize);
- next_entry = logsize;
- }
-
- size = num_wraps ? capacity : next_entry;
-
- /* bail out if nothing in log */
- if (size == 0) {
- IWL_ERR(trans, "Start IWL Event Log Dump: nothing in log\n");
- return pos;
- }
-
-#ifdef CONFIG_IWLWIFI_DEBUG
- if (!(iwl_have_debug_level(IWL_DL_FW_ERRORS)) && !full_log)
- size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
- ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
-#else
- size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
- ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
-#endif
- IWL_ERR(trans, "Start IWL Event Log Dump: display last %u entries\n",
- size);
-
-#ifdef CONFIG_IWLWIFI_DEBUG
- if (display) {
- if (full_log)
- bufsz = capacity * 48;
- else
- bufsz = size * 48;
- *buf = kmalloc(bufsz, GFP_KERNEL);
- if (!*buf)
- return -ENOMEM;
- }
- if (iwl_have_debug_level(IWL_DL_FW_ERRORS) || full_log) {
- /*
- * if uCode has wrapped back to top of log,
- * start at the oldest entry,
- * i.e the next one that uCode would fill.
- */
- if (num_wraps)
- pos = iwl_print_event_log(trans, next_entry,
- capacity - next_entry, mode,
- pos, buf, bufsz);
- /* (then/else) start at top of log */
- pos = iwl_print_event_log(trans, 0,
- next_entry, mode, pos, buf, bufsz);
- } else
- pos = iwl_print_last_event_logs(trans, capacity, num_wraps,
- next_entry, size, mode,
- pos, buf, bufsz);
-#else
- pos = iwl_print_last_event_logs(trans, capacity, num_wraps,
- next_entry, size, mode,
- pos, buf, bufsz);
-#endif
- return pos;
-}
-
/* tasklet for iwlagn interrupt */
void iwl_irq_tasklet(struct iwl_trans *trans)
{
@@ -963,7 +601,7 @@ void iwl_irq_tasklet(struct iwl_trans *trans)
if (iwl_have_debug_level(IWL_DL_ISR)) {
/* just for debug */
inta_mask = iwl_read32(trans, CSR_INT_MASK);
- IWL_DEBUG_ISR(trans, "inta 0x%08x, enabled 0x%08x\n ",
+ IWL_DEBUG_ISR(trans, "inta 0x%08x, enabled 0x%08x\n",
inta, inta_mask);
}
#endif
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
index e92972fd6ec..4684e2310cd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-tx.c
@@ -41,43 +41,6 @@
#define IWL_TX_CRC_SIZE 4
#define IWL_TX_DELIMITER_SIZE 4
-/*
- * mac80211 queues, ACs, hardware queues, FIFOs.
- *
- * Cf. http://wireless.kernel.org/en/developers/Documentation/mac80211/queues
- *
- * Mac80211 uses the following numbers, which we get as from it
- * by way of skb_get_queue_mapping(skb):
- *
- * VO 0
- * VI 1
- * BE 2
- * BK 3
- *
- *
- * Regular (not A-MPDU) frames are put into hardware queues corresponding
- * to the FIFOs, see comments in iwl-prph.h. Aggregated frames get their
- * own queue per aggregation session (RA/TID combination), such queues are
- * set up to map into FIFOs too, for which we need an AC->FIFO mapping. In
- * order to map frames to the right queue, we also need an AC->hw queue
- * mapping. This is implemented here.
- *
- * Due to the way hw queues are set up (by the hw specific code), the AC->hw
- * queue mapping is the identity mapping.
- */
-
-static const u8 tid_to_ac[] = {
- IEEE80211_AC_BE,
- IEEE80211_AC_BK,
- IEEE80211_AC_BK,
- IEEE80211_AC_BE,
- IEEE80211_AC_VI,
- IEEE80211_AC_VI,
- IEEE80211_AC_VO,
- IEEE80211_AC_VO
-};
-
-
/**
* iwl_trans_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array
*/
@@ -141,8 +104,10 @@ void iwl_txq_update_write_ptr(struct iwl_trans *trans, struct iwl_tx_queue *txq)
iwl_write32(trans, HBUS_TARG_WRPTR,
txq->q.write_ptr | (txq_id << 8));
} else {
+ struct iwl_trans_pcie *trans_pcie =
+ IWL_TRANS_GET_PCIE_TRANS(trans);
/* if we're trying to save power */
- if (test_bit(STATUS_POWER_PMI, &trans->shrd->status)) {
+ if (test_bit(STATUS_POWER_PMI, &trans_pcie->status)) {
/* wake up nic if it's powered down ...
* uCode will wake up, and interrupt us again, so next
* time we'll skip this part. */
@@ -448,20 +413,17 @@ static void iwlagn_tx_queue_stop_scheduler(struct iwl_trans *trans, u16 txq_id)
void iwl_trans_set_wr_ptrs(struct iwl_trans *trans,
int txq_id, u32 index)
{
- IWL_DEBUG_TX_QUEUES(trans, "Q %d WrPtr: %d", txq_id, index & 0xff);
+ IWL_DEBUG_TX_QUEUES(trans, "Q %d WrPtr: %d\n", txq_id, index & 0xff);
iwl_write_direct32(trans, HBUS_TARG_WRPTR,
(index & 0xff) | (txq_id << 8));
iwl_write_prph(trans, SCD_QUEUE_RDPTR(txq_id), index);
}
void iwl_trans_tx_queue_set_status(struct iwl_trans *trans,
- struct iwl_tx_queue *txq,
- int tx_fifo_id, int scd_retry)
+ struct iwl_tx_queue *txq,
+ int tx_fifo_id, bool active)
{
- struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
int txq_id = txq->q.id;
- int active =
- test_bit(txq_id, &trans_pcie->txq_ctx_active_msk) ? 1 : 0;
iwl_write_prph(trans, SCD_QUEUE_STATUS_BITS(txq_id),
(active << SCD_QUEUE_STTS_REG_POS_ACTIVE) |
@@ -469,77 +431,22 @@ void iwl_trans_tx_queue_set_status(struct iwl_trans *trans,
(1 << SCD_QUEUE_STTS_REG_POS_WSL) |
SCD_QUEUE_STTS_REG_MSK);
- txq->sched_retry = scd_retry;
-
if (active)
- IWL_DEBUG_TX_QUEUES(trans, "Activate %s Queue %d on FIFO %d\n",
- scd_retry ? "BA" : "AC/CMD", txq_id, tx_fifo_id);
+ IWL_DEBUG_TX_QUEUES(trans, "Activate queue %d on FIFO %d\n",
+ txq_id, tx_fifo_id);
else
- IWL_DEBUG_TX_QUEUES(trans, "Deactivate %s Queue %d\n",
- scd_retry ? "BA" : "AC/CMD", txq_id);
-}
-
-static inline int get_ac_from_tid(u16 tid)
-{
- if (likely(tid < ARRAY_SIZE(tid_to_ac)))
- return tid_to_ac[tid];
-
- /* no support for TIDs 8-15 yet */
- return -EINVAL;
+ IWL_DEBUG_TX_QUEUES(trans, "Deactivate queue %d\n", txq_id);
}
-static inline int get_fifo_from_tid(struct iwl_trans_pcie *trans_pcie,
- u8 ctx, u16 tid)
+void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans, int txq_id, int fifo,
+ int sta_id, int tid, int frame_limit, u16 ssn)
{
- const u8 *ac_to_fifo = trans_pcie->ac_to_fifo[ctx];
- if (likely(tid < ARRAY_SIZE(tid_to_ac)))
- return ac_to_fifo[tid_to_ac[tid]];
-
- /* no support for TIDs 8-15 yet */
- return -EINVAL;
-}
-
-static inline bool is_agg_txqid_valid(struct iwl_trans *trans, int txq_id)
-{
- if (txq_id < IWLAGN_FIRST_AMPDU_QUEUE)
- return false;
- return txq_id < (IWLAGN_FIRST_AMPDU_QUEUE +
- hw_params(trans).num_ampdu_queues);
-}
-
-void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans,
- enum iwl_rxon_context_id ctx, int sta_id,
- int tid, int frame_limit, u16 ssn)
-{
- int tx_fifo, txq_id;
- u16 ra_tid;
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
unsigned long flags;
+ u16 ra_tid = BUILD_RAxTID(sta_id, tid);
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
-
- if (WARN_ON(sta_id == IWL_INVALID_STATION))
- return;
- if (WARN_ON(tid >= IWL_MAX_TID_COUNT))
- return;
-
- tx_fifo = get_fifo_from_tid(trans_pcie, ctx, tid);
- if (WARN_ON(tx_fifo < 0)) {
- IWL_ERR(trans, "txq_agg_setup, bad fifo: %d\n", tx_fifo);
- return;
- }
-
- txq_id = trans_pcie->agg_txq[sta_id][tid];
- if (WARN_ON_ONCE(!is_agg_txqid_valid(trans, txq_id))) {
- IWL_ERR(trans,
- "queue number out of range: %d, must be %d to %d\n",
- txq_id, IWLAGN_FIRST_AMPDU_QUEUE,
- IWLAGN_FIRST_AMPDU_QUEUE +
- hw_params(trans).num_ampdu_queues - 1);
- return;
- }
-
- ra_tid = BUILD_RAxTID(sta_id, tid);
+ if (test_and_set_bit(txq_id, trans_pcie->queue_used))
+ WARN_ONCE(1, "queue %d already used - expect issues", txq_id);
spin_lock_irqsave(&trans_pcie->irq_lock, flags);
@@ -550,10 +457,10 @@ void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans,
iwlagn_tx_queue_set_q2ratid(trans, ra_tid, txq_id);
/* Set this queue as a chain-building queue */
- iwl_set_bits_prph(trans, SCD_QUEUECHAIN_SEL, (1<<txq_id));
+ iwl_set_bits_prph(trans, SCD_QUEUECHAIN_SEL, BIT(txq_id));
/* enable aggregations for the queue */
- iwl_set_bits_prph(trans, SCD_AGGR_SEL, (1<<txq_id));
+ iwl_set_bits_prph(trans, SCD_AGGR_SEL, BIT(txq_id));
/* Place first TFD at index corresponding to start sequence number.
* Assumes that ssn_idx is valid (!= 0xFFF) */
@@ -563,92 +470,42 @@ void iwl_trans_pcie_tx_agg_setup(struct iwl_trans *trans,
/* Set up Tx window size and frame limit for this queue */
iwl_write_targ_mem(trans, trans_pcie->scd_base_addr +
- SCD_CONTEXT_QUEUE_OFFSET(txq_id) +
- sizeof(u32),
- ((frame_limit <<
- SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
- SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
- ((frame_limit <<
- SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
- SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
+ SCD_CONTEXT_QUEUE_OFFSET(txq_id) + sizeof(u32),
+ ((frame_limit << SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
+ SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
+ ((frame_limit << SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
+ SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
iwl_set_bits_prph(trans, SCD_INTERRUPT_MASK, (1 << txq_id));
/* Set up Status area in SRAM, map to Tx DMA/FIFO, activate the queue */
iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[txq_id],
- tx_fifo, 1);
-
- trans_pcie->txq[txq_id].sta_id = sta_id;
- trans_pcie->txq[txq_id].tid = tid;
+ fifo, true);
spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
}
-/*
- * Find first available (lowest unused) Tx Queue, mark it "active".
- * Called only when finding queue for aggregation.
- * Should never return anything < 7, because they should already
- * be in use as EDCA AC (0-3), Command (4), reserved (5, 6)
- */
-static int iwlagn_txq_ctx_activate_free(struct iwl_trans *trans)
-{
- struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
- int txq_id;
-
- for (txq_id = 0; txq_id < cfg(trans)->base_params->num_of_queues;
- txq_id++)
- if (!test_and_set_bit(txq_id,
- &trans_pcie->txq_ctx_active_msk))
- return txq_id;
- return -1;
-}
-
-int iwl_trans_pcie_tx_agg_alloc(struct iwl_trans *trans,
- int sta_id, int tid)
-{
- struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
- int txq_id;
-
- txq_id = iwlagn_txq_ctx_activate_free(trans);
- if (txq_id == -1) {
- IWL_ERR(trans, "No free aggregation queue available\n");
- return -ENXIO;
- }
-
- trans_pcie->agg_txq[sta_id][tid] = txq_id;
- iwl_set_swq_id(&trans_pcie->txq[txq_id], get_ac_from_tid(tid), txq_id);
-
- return 0;
-}
-
-int iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans, int sta_id, int tid)
+void iwl_trans_pcie_tx_agg_disable(struct iwl_trans *trans, int txq_id)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
- u8 txq_id = trans_pcie->agg_txq[sta_id][tid];
- if (WARN_ON_ONCE(!is_agg_txqid_valid(trans, txq_id))) {
- IWL_ERR(trans,
- "queue number out of range: %d, must be %d to %d\n",
- txq_id, IWLAGN_FIRST_AMPDU_QUEUE,
- IWLAGN_FIRST_AMPDU_QUEUE +
- hw_params(trans).num_ampdu_queues - 1);
- return -EINVAL;
+ if (!test_and_clear_bit(txq_id, trans_pcie->queue_used)) {
+ WARN_ONCE(1, "queue %d not used", txq_id);
+ return;
}
iwlagn_tx_queue_stop_scheduler(trans, txq_id);
- iwl_clear_bits_prph(trans, SCD_AGGR_SEL, (1 << txq_id));
+ iwl_clear_bits_prph(trans, SCD_AGGR_SEL, BIT(txq_id));
- trans_pcie->agg_txq[sta_id][tid] = 0;
trans_pcie->txq[txq_id].q.read_ptr = 0;
trans_pcie->txq[txq_id].q.write_ptr = 0;
- /* supposes that ssn_idx is valid (!= 0xFFF) */
iwl_trans_set_wr_ptrs(trans, txq_id, 0);
- iwl_clear_bits_prph(trans, SCD_INTERRUPT_MASK, (1 << txq_id));
- iwl_txq_ctx_deactivate(trans_pcie, txq_id);
- iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[txq_id], 0, 0);
- return 0;
+ iwl_clear_bits_prph(trans, SCD_INTERRUPT_MASK, BIT(txq_id));
+
+ iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[txq_id],
+ 0, false);
}
/*************** HOST COMMAND QUEUE FUNCTIONS *****/
@@ -681,11 +538,6 @@ static int iwl_enqueue_hcmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
int trace_idx;
#endif
- if (test_bit(STATUS_FW_ERROR, &trans->shrd->status)) {
- IWL_WARN(trans, "fw recovery, no hcmd send\n");
- return -EIO;
- }
-
copy_size = sizeof(out_cmd->hdr);
cmd_size = sizeof(out_cmd->hdr);
@@ -966,12 +818,6 @@ static int iwl_send_cmd_sync(struct iwl_trans *trans, struct iwl_host_cmd *cmd)
IWL_DEBUG_INFO(trans, "Attempting to send sync command %s\n",
get_cmd_string(cmd->id));
- if (test_bit(STATUS_FW_ERROR, &trans->shrd->status)) {
- IWL_ERR(trans, "Command %s failed: FW Error\n",
- get_cmd_string(cmd->id));
- return -EIO;
- }
-
if (WARN_ON(test_and_set_bit(STATUS_HCMD_ACTIVE,
&trans->shrd->status))) {
IWL_ERR(trans, "Command %s: a command is already active!\n",
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
index 4d7b30d3e64..9f62283504e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c
@@ -180,7 +180,6 @@ static void iwl_trans_rx_hw_init(struct iwl_trans *trans,
FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL |
FH_RCSR_CHNL0_RX_IGNORE_RXF_EMPTY |
FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL |
- FH_RCSR_CHNL0_RX_CONFIG_SINGLE_FRAME_MSK |
rb_size|
(rb_timeout << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)|
(rfdnlog << FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS));
@@ -370,21 +369,13 @@ error:
}
static int iwl_trans_txq_init(struct iwl_trans *trans, struct iwl_tx_queue *txq,
- int slots_num, u32 txq_id)
+ int slots_num, u32 txq_id)
{
int ret;
txq->need_update = 0;
memset(txq->meta, 0, sizeof(txq->meta[0]) * slots_num);
- /*
- * For the default queues 0-3, set up the swq_id
- * already -- all others need to get one later
- * (if they need one at all).
- */
- if (txq_id < 4)
- iwl_set_swq_id(txq, txq_id, txq_id);
-
/* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise
* iwl_queue_inc_wrap and iwl_queue_dec_wrap are broken. */
BUILD_BUG_ON(TFD_QUEUE_SIZE_MAX & (TFD_QUEUE_SIZE_MAX - 1));
@@ -895,59 +886,6 @@ static int iwl_prepare_card_hw(struct iwl_trans *trans)
return ret;
}
-#define IWL_AC_UNSET -1
-
-struct queue_to_fifo_ac {
- s8 fifo, ac;
-};
-
-static const struct queue_to_fifo_ac iwlagn_default_queue_to_tx_fifo[] = {
- { IWL_TX_FIFO_VO, IEEE80211_AC_VO, },
- { IWL_TX_FIFO_VI, IEEE80211_AC_VI, },
- { IWL_TX_FIFO_BE, IEEE80211_AC_BE, },
- { IWL_TX_FIFO_BK, IEEE80211_AC_BK, },
- { IWLAGN_CMD_FIFO_NUM, IWL_AC_UNSET, },
- { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
- { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
- { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
- { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
- { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
- { IWL_TX_FIFO_UNUSED, IWL_AC_UNSET, },
-};
-
-static const struct queue_to_fifo_ac iwlagn_ipan_queue_to_tx_fifo[] = {
- { IWL_TX_FIFO_VO, IEEE80211_AC_VO, },
- { IWL_TX_FIFO_VI, IEEE80211_AC_VI, },
- { IWL_TX_FIFO_BE, IEEE80211_AC_BE, },
- { IWL_TX_FIFO_BK, IEEE80211_AC_BK, },
- { IWL_TX_FIFO_BK_IPAN, IEEE80211_AC_BK, },
- { IWL_TX_FIFO_BE_IPAN, IEEE80211_AC_BE, },
- { IWL_TX_FIFO_VI_IPAN, IEEE80211_AC_VI, },
- { IWL_TX_FIFO_VO_IPAN, IEEE80211_AC_VO, },
- { IWL_TX_FIFO_BE_IPAN, 2, },
- { IWLAGN_CMD_FIFO_NUM, IWL_AC_UNSET, },
- { IWL_TX_FIFO_AUX, IWL_AC_UNSET, },
-};
-
-static const u8 iwlagn_bss_ac_to_fifo[] = {
- IWL_TX_FIFO_VO,
- IWL_TX_FIFO_VI,
- IWL_TX_FIFO_BE,
- IWL_TX_FIFO_BK,
-};
-static const u8 iwlagn_bss_ac_to_queue[] = {
- 0, 1, 2, 3,
-};
-static const u8 iwlagn_pan_ac_to_fifo[] = {
- IWL_TX_FIFO_VO_IPAN,
- IWL_TX_FIFO_VI_IPAN,
- IWL_TX_FIFO_BE_IPAN,
- IWL_TX_FIFO_BK_IPAN,
-};
-static const u8 iwlagn_pan_ac_to_queue[] = {
- 7, 6, 5, 4,
-};
-
/*
* ucode
*/
@@ -1028,19 +966,8 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans,
const struct fw_img *fw)
{
int ret;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
bool hw_rfkill;
- trans_pcie->ac_to_queue[IWL_RXON_CTX_BSS] = iwlagn_bss_ac_to_queue;
- trans_pcie->ac_to_queue[IWL_RXON_CTX_PAN] = iwlagn_pan_ac_to_queue;
-
- trans_pcie->ac_to_fifo[IWL_RXON_CTX_BSS] = iwlagn_bss_ac_to_fifo;
- trans_pcie->ac_to_fifo[IWL_RXON_CTX_PAN] = iwlagn_pan_ac_to_fifo;
-
- trans_pcie->mcast_queue[IWL_RXON_CTX_BSS] = 0;
- trans_pcie->mcast_queue[IWL_RXON_CTX_PAN] = IWL_IPAN_MCAST_QUEUE;
-
/* This may fail if AMT took ownership of the device */
if (iwl_prepare_card_hw(trans)) {
IWL_WARN(trans, "Exit HW not ready\n");
@@ -1098,9 +1025,7 @@ static void iwl_trans_txq_set_sched(struct iwl_trans *trans, u32 mask)
static void iwl_tx_start(struct iwl_trans *trans)
{
- const struct queue_to_fifo_ac *queue_to_fifo;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
u32 a;
unsigned long flags;
int i, chan;
@@ -1166,41 +1091,19 @@ static void iwl_tx_start(struct iwl_trans *trans)
/* Activate all Tx DMA/FIFO channels */
iwl_trans_txq_set_sched(trans, IWL_MASK(0, 7));
- /* map queues to FIFOs */
- if (trans->shrd->valid_contexts != BIT(IWL_RXON_CTX_BSS))
- queue_to_fifo = iwlagn_ipan_queue_to_tx_fifo;
- else
- queue_to_fifo = iwlagn_default_queue_to_tx_fifo;
-
iwl_trans_set_wr_ptrs(trans, trans_pcie->cmd_queue, 0);
- /* make sure all queue are not stopped */
- memset(&trans_pcie->queue_stopped[0], 0,
- sizeof(trans_pcie->queue_stopped));
- for (i = 0; i < 4; i++)
- atomic_set(&trans_pcie->queue_stop_count[i], 0);
+ /* make sure all queue are not stopped/used */
+ memset(trans_pcie->queue_stopped, 0, sizeof(trans_pcie->queue_stopped));
+ memset(trans_pcie->queue_used, 0, sizeof(trans_pcie->queue_used));
- /* reset to 0 to enable all the queue first */
- trans_pcie->txq_ctx_active_msk = 0;
+ for (i = 0; i < trans_pcie->n_q_to_fifo; i++) {
+ int fifo = trans_pcie->setup_q_to_fifo[i];
- BUILD_BUG_ON(ARRAY_SIZE(iwlagn_default_queue_to_tx_fifo) <
- IWLAGN_FIRST_AMPDU_QUEUE);
- BUILD_BUG_ON(ARRAY_SIZE(iwlagn_ipan_queue_to_tx_fifo) <
- IWLAGN_FIRST_AMPDU_QUEUE);
+ set_bit(i, trans_pcie->queue_used);
- for (i = 0; i < IWLAGN_FIRST_AMPDU_QUEUE; i++) {
- int fifo = queue_to_fifo[i].fifo;
- int ac = queue_to_fifo[i].ac;
-
- iwl_txq_ctx_activate(trans_pcie, i);
-
- if (fifo == IWL_TX_FIFO_UNUSED)
- continue;
-
- if (ac != IWL_AC_UNSET)
- iwl_set_swq_id(&trans_pcie->txq[i], ac, i);
iwl_trans_tx_queue_set_status(trans, &trans_pcie->txq[i],
- fifo, 0);
+ fifo, true);
}
spin_unlock_irqrestore(&trans_pcie->irq_lock, flags);
@@ -1325,70 +1228,32 @@ static void iwl_trans_pcie_wowlan_suspend(struct iwl_trans *trans)
}
static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
- struct iwl_device_cmd *dev_cmd, enum iwl_rxon_context_id ctx,
- u8 sta_id, u8 tid)
+ struct iwl_device_cmd *dev_cmd, int txq_id)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct iwl_tx_cmd *tx_cmd = (struct iwl_tx_cmd *) dev_cmd->payload;
struct iwl_cmd_meta *out_meta;
struct iwl_tx_queue *txq;
struct iwl_queue *q;
-
dma_addr_t phys_addr = 0;
dma_addr_t txcmd_phys;
dma_addr_t scratch_phys;
u16 len, firstlen, secondlen;
u8 wait_write_ptr = 0;
- u8 txq_id;
- bool is_agg = false;
__le16 fc = hdr->frame_control;
u8 hdr_len = ieee80211_hdrlen(fc);
u16 __maybe_unused wifi_seq;
- /*
- * Send this frame after DTIM -- there's a special queue
- * reserved for this for contexts that support AP mode.
- */
- if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
- txq_id = trans_pcie->mcast_queue[ctx];
-
- /*
- * The microcode will clear the more data
- * bit in the last frame it transmits.
- */
- hdr->frame_control |=
- cpu_to_le16(IEEE80211_FCTL_MOREDATA);
- } else if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN)
- txq_id = IWL_AUX_QUEUE;
- else
- txq_id =
- trans_pcie->ac_to_queue[ctx][skb_get_queue_mapping(skb)];
-
- /* aggregation is on for this <sta,tid> */
- if (info->flags & IEEE80211_TX_CTL_AMPDU) {
- WARN_ON(tid >= IWL_MAX_TID_COUNT);
- txq_id = trans_pcie->agg_txq[sta_id][tid];
- is_agg = true;
- }
-
txq = &trans_pcie->txq[txq_id];
q = &txq->q;
- spin_lock(&txq->lock);
+ if (unlikely(!test_bit(txq_id, trans_pcie->queue_used))) {
+ WARN_ON_ONCE(1);
+ return -EINVAL;
+ }
- /* In AGG mode, the index in the ring must correspond to the WiFi
- * sequence number. This is a HW requirements to help the SCD to parse
- * the BA.
- * Check here that the packets are in the right place on the ring.
- */
-#ifdef CONFIG_IWLWIFI_DEBUG
- wifi_seq = SEQ_TO_SN(le16_to_cpu(hdr->seq_ctrl));
- WARN_ONCE(is_agg && ((wifi_seq & 0xff) != q->write_ptr),
- "Q: %d WiFi Seq %d tfdNum %d",
- txq_id, wifi_seq, q->write_ptr);
-#endif
+ spin_lock(&txq->lock);
/* Set up driver data for this TFD */
txq->skbs[q->write_ptr] = skb;
@@ -1565,8 +1430,8 @@ static void iwl_trans_pcie_stop_hw(struct iwl_trans *trans)
iwl_enable_rfkill_int(trans);
}
-static int iwl_trans_pcie_reclaim(struct iwl_trans *trans, int sta_id, int tid,
- int txq_id, int ssn, struct sk_buff_head *skbs)
+static void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn,
+ struct sk_buff_head *skbs)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
struct iwl_tx_queue *txq = &trans_pcie->txq[txq_id];
@@ -1578,33 +1443,15 @@ static int iwl_trans_pcie_reclaim(struct iwl_trans *trans, int sta_id, int tid,
txq->time_stamp = jiffies;
- if (unlikely(txq_id >= IWLAGN_FIRST_AMPDU_QUEUE &&
- tid != IWL_TID_NON_QOS &&
- txq_id != trans_pcie->agg_txq[sta_id][tid])) {
- /*
- * FIXME: this is a uCode bug which need to be addressed,
- * log the information and return for now.
- * Since it is can possibly happen very often and in order
- * not to fill the syslog, don't use IWL_ERR or IWL_WARN
- */
- IWL_DEBUG_TX_QUEUES(trans, "Bad queue mapping txq_id %d, "
- "agg_txq[sta_id[tid] %d", txq_id,
- trans_pcie->agg_txq[sta_id][tid]);
- spin_unlock(&txq->lock);
- return 1;
- }
-
if (txq->q.read_ptr != tfd_num) {
- IWL_DEBUG_TX_REPLY(trans, "[Q %d | AC %d] %d -> %d (%d)\n",
- txq_id, iwl_get_queue_ac(txq), txq->q.read_ptr,
- tfd_num, ssn);
+ IWL_DEBUG_TX_REPLY(trans, "[Q %d] %d -> %d (%d)\n",
+ txq_id, txq->q.read_ptr, tfd_num, ssn);
freed = iwl_tx_queue_reclaim(trans, txq_id, tfd_num, skbs);
if (iwl_queue_space(&txq->q) > txq->q.low_mark)
iwl_wake_queue(trans, txq);
}
spin_unlock(&txq->lock);
- return 0;
}
static void iwl_trans_pcie_write8(struct iwl_trans *trans, u32 ofs, u8 val)
@@ -1623,7 +1470,7 @@ static u32 iwl_trans_pcie_read32(struct iwl_trans *trans, u32 ofs)
}
static void iwl_trans_pcie_configure(struct iwl_trans *trans,
- const struct iwl_trans_config *trans_cfg)
+ const struct iwl_trans_config *trans_cfg)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
@@ -1635,6 +1482,17 @@ static void iwl_trans_pcie_configure(struct iwl_trans *trans,
if (trans_pcie->n_no_reclaim_cmds)
memcpy(trans_pcie->no_reclaim_cmds, trans_cfg->no_reclaim_cmds,
trans_pcie->n_no_reclaim_cmds * sizeof(u8));
+
+ trans_pcie->n_q_to_fifo = trans_cfg->n_queue_to_fifo;
+
+ if (WARN_ON(trans_pcie->n_q_to_fifo > IWL_MAX_HW_QUEUES))
+ trans_pcie->n_q_to_fifo = IWL_MAX_HW_QUEUES;
+
+ /* at least the command queue must be mapped */
+ WARN_ON(!trans_pcie->n_q_to_fifo);
+
+ memcpy(trans_pcie->setup_q_to_fifo, trans_cfg->queue_to_fifo,
+ trans_pcie->n_q_to_fifo * sizeof(u8));
}
static void iwl_trans_pcie_free(struct iwl_trans *trans)
@@ -1660,6 +1518,16 @@ static void iwl_trans_pcie_free(struct iwl_trans *trans)
kfree(trans);
}
+static void iwl_trans_pcie_set_pmi(struct iwl_trans *trans, bool state)
+{
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+
+ if (state)
+ set_bit(STATUS_POWER_PMI, &trans_pcie->status);
+ else
+ clear_bit(STATUS_POWER_PMI, &trans_pcie->status);
+}
+
#ifdef CONFIG_PM_SLEEP
static int iwl_trans_pcie_suspend(struct iwl_trans *trans)
{
@@ -1952,18 +1820,10 @@ static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
txq = &trans_pcie->txq[cnt];
q = &txq->q;
pos += scnprintf(buf + pos, bufsz - pos,
- "hwq %.2d: read=%u write=%u stop=%d"
- " swq_id=%#.2x (ac %d/hwq %d)\n",
+ "hwq %.2d: read=%u write=%u use=%d stop=%d\n",
cnt, q->read_ptr, q->write_ptr,
- !!test_bit(cnt, trans_pcie->queue_stopped),
- txq->swq_id, txq->swq_id & 3,
- (txq->swq_id >> 2) & 0x1f);
- if (cnt >= 4)
- continue;
- /* for the ACs, display the stop count too */
- pos += scnprintf(buf + pos, bufsz - pos,
- " stop-count: %d\n",
- atomic_read(&trans_pcie->queue_stop_count[cnt]));
+ !!test_bit(cnt, trans_pcie->queue_used),
+ !!test_bit(cnt, trans_pcie->queue_stopped));
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
@@ -1997,44 +1857,6 @@ static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
-static ssize_t iwl_dbgfs_log_event_read(struct file *file,
- char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct iwl_trans *trans = file->private_data;
- char *buf;
- int pos = 0;
- ssize_t ret = -ENOMEM;
-
- ret = pos = iwl_dump_nic_event_log(trans, true, &buf, true);
- if (buf) {
- ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
- kfree(buf);
- }
- return ret;
-}
-
-static ssize_t iwl_dbgfs_log_event_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct iwl_trans *trans = file->private_data;
- u32 event_log_flag;
- char buf[8];
- int buf_size;
-
- memset(buf, 0, sizeof(buf));
- buf_size = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, buf_size))
- return -EFAULT;
- if (sscanf(buf, "%d", &event_log_flag) != 1)
- return -EFAULT;
- if (event_log_flag == 1)
- iwl_dump_nic_event_log(trans, true, NULL, false);
-
- return count;
-}
-
static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos) {
@@ -2161,7 +1983,6 @@ static ssize_t iwl_dbgfs_fh_reg_read(struct file *file,
return ret;
}
-DEBUGFS_READ_WRITE_FILE_OPS(log_event);
DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
DEBUGFS_READ_FILE_OPS(fh_reg);
DEBUGFS_READ_FILE_OPS(rx_queue);
@@ -2177,7 +1998,6 @@ static int iwl_trans_pcie_dbgfs_register(struct iwl_trans *trans,
{
DEBUGFS_ADD_FILE(rx_queue, dir, S_IRUSR);
DEBUGFS_ADD_FILE(tx_queue, dir, S_IRUSR);
- DEBUGFS_ADD_FILE(log_event, dir, S_IWUSR | S_IRUSR);
DEBUGFS_ADD_FILE(interrupt, dir, S_IWUSR | S_IRUSR);
DEBUGFS_ADD_FILE(csr, dir, S_IWUSR);
DEBUGFS_ADD_FILE(fh_reg, dir, S_IRUSR);
@@ -2205,7 +2025,6 @@ const struct iwl_trans_ops trans_ops_pcie = {
.reclaim = iwl_trans_pcie_reclaim,
.tx_agg_disable = iwl_trans_pcie_tx_agg_disable,
- .tx_agg_alloc = iwl_trans_pcie_tx_agg_alloc,
.tx_agg_setup = iwl_trans_pcie_tx_agg_setup,
.free = iwl_trans_pcie_free,
@@ -2223,6 +2042,7 @@ const struct iwl_trans_ops trans_ops_pcie = {
.write32 = iwl_trans_pcie_write32,
.read32 = iwl_trans_pcie_read32,
.configure = iwl_trans_pcie_configure,
+ .set_pmi = iwl_trans_pcie_set_pmi,
};
struct iwl_trans *iwl_trans_pcie_alloc(struct iwl_shared *shrd,
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index 0c81cbaa808..66c54c1b404 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -162,6 +162,8 @@ struct iwl_cmd_header {
#define FH_RSCSR_FRAME_SIZE_MSK 0x00003FFF /* bits 0-13 */
+#define FH_RSCSR_FRAME_INVALID 0x55550000
+#define FH_RSCSR_FRAME_ALIGN 0x40
struct iwl_rx_packet {
/*
@@ -260,27 +262,42 @@ static inline void iwl_free_resp(struct iwl_host_cmd *cmd)
struct iwl_rx_cmd_buffer {
struct page *_page;
+ int _offset;
+ bool _page_stolen;
};
static inline void *rxb_addr(struct iwl_rx_cmd_buffer *r)
{
- return page_address(r->_page);
+ return (void *)((unsigned long)page_address(r->_page) + r->_offset);
+}
+
+static inline int rxb_offset(struct iwl_rx_cmd_buffer *r)
+{
+ return r->_offset;
}
static inline struct page *rxb_steal_page(struct iwl_rx_cmd_buffer *r)
{
- struct page *p = r->_page;
- r->_page = NULL;
- return p;
+ r->_page_stolen = true;
+ get_page(r->_page);
+ return r->_page;
}
#define MAX_NO_RECLAIM_CMDS 6
+/*
+ * Maximum number of HW queues the transport layer
+ * currently supports
+ */
+#define IWL_MAX_HW_QUEUES 32
+
/**
* struct iwl_trans_config - transport configuration
*
* @op_mode: pointer to the upper layer.
- * Must be set before any other call.
+ * @queue_to_fifo: queue to FIFO mapping to set up by
+ * default
+ * @n_queue_to_fifo: number of queues to set up
* @cmd_queue: the index of the command queue.
* Must be set before start_fw.
* @no_reclaim_cmds: Some devices erroneously don't set the
@@ -291,6 +308,9 @@ static inline struct page *rxb_steal_page(struct iwl_rx_cmd_buffer *r)
*/
struct iwl_trans_config {
struct iwl_op_mode *op_mode;
+ const u8 *queue_to_fifo;
+ u8 n_queue_to_fifo;
+
u8 cmd_queue;
const u8 *no_reclaim_cmds;
int n_no_reclaim_cmds;
@@ -322,8 +342,6 @@ struct iwl_trans_config {
* Must be atomic
* @reclaim: free packet until ssn. Returns a list of freed packets.
* Must be atomic
- * @tx_agg_alloc: allocate resources for a TX BA session
- * Must be atomic
* @tx_agg_setup: setup a tx queue for AMPDU - will be called once the HW is
* ready and a successful ADDBA response has been received.
* May sleep
@@ -346,6 +364,7 @@ struct iwl_trans_config {
* @configure: configure parameters required by the transport layer from
* the op_mode. May be called several times before start_fw, can't be
* called after that.
+ * @set_pmi: set the power pmi state
*/
struct iwl_trans_ops {
@@ -360,18 +379,13 @@ struct iwl_trans_ops {
int (*send_cmd)(struct iwl_trans *trans, struct iwl_host_cmd *cmd);
int (*tx)(struct iwl_trans *trans, struct sk_buff *skb,
- struct iwl_device_cmd *dev_cmd, enum iwl_rxon_context_id ctx,
- u8 sta_id, u8 tid);
- int (*reclaim)(struct iwl_trans *trans, int sta_id, int tid,
- int txq_id, int ssn, struct sk_buff_head *skbs);
-
- int (*tx_agg_disable)(struct iwl_trans *trans,
- int sta_id, int tid);
- int (*tx_agg_alloc)(struct iwl_trans *trans,
- int sta_id, int tid);
- void (*tx_agg_setup)(struct iwl_trans *trans,
- enum iwl_rxon_context_id ctx, int sta_id, int tid,
- int frame_limit, u16 ssn);
+ struct iwl_device_cmd *dev_cmd, int queue);
+ void (*reclaim)(struct iwl_trans *trans, int queue, int ssn,
+ struct sk_buff_head *skbs);
+
+ void (*tx_agg_setup)(struct iwl_trans *trans, int queue, int fifo,
+ int sta_id, int tid, int frame_limit, u16 ssn);
+ void (*tx_agg_disable)(struct iwl_trans *trans, int queue);
void (*free)(struct iwl_trans *trans);
@@ -387,6 +401,7 @@ struct iwl_trans_ops {
u32 (*read32)(struct iwl_trans *trans, u32 ofs);
void (*configure)(struct iwl_trans *trans,
const struct iwl_trans_config *trans_cfg);
+ void (*set_pmi)(struct iwl_trans *trans, bool state);
};
/**
@@ -507,55 +522,42 @@ static inline int iwl_trans_send_cmd(struct iwl_trans *trans,
}
static inline int iwl_trans_tx(struct iwl_trans *trans, struct sk_buff *skb,
- struct iwl_device_cmd *dev_cmd, enum iwl_rxon_context_id ctx,
- u8 sta_id, u8 tid)
-{
- if (trans->state != IWL_TRANS_FW_ALIVE)
- IWL_ERR(trans, "%s bad state = %d", __func__, trans->state);
-
- return trans->ops->tx(trans, skb, dev_cmd, ctx, sta_id, tid);
-}
-
-static inline int iwl_trans_reclaim(struct iwl_trans *trans, int sta_id,
- int tid, int txq_id, int ssn,
- struct sk_buff_head *skbs)
+ struct iwl_device_cmd *dev_cmd, int queue)
{
WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
"%s bad state = %d", __func__, trans->state);
- return trans->ops->reclaim(trans, sta_id, tid, txq_id, ssn, skbs);
+ return trans->ops->tx(trans, skb, dev_cmd, queue);
}
-static inline int iwl_trans_tx_agg_disable(struct iwl_trans *trans,
- int sta_id, int tid)
+static inline void iwl_trans_reclaim(struct iwl_trans *trans, int queue,
+ int ssn, struct sk_buff_head *skbs)
{
WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
"%s bad state = %d", __func__, trans->state);
- return trans->ops->tx_agg_disable(trans, sta_id, tid);
+ trans->ops->reclaim(trans, queue, ssn, skbs);
}
-static inline int iwl_trans_tx_agg_alloc(struct iwl_trans *trans,
- int sta_id, int tid)
+static inline void iwl_trans_tx_agg_disable(struct iwl_trans *trans, int queue)
{
WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
"%s bad state = %d", __func__, trans->state);
- return trans->ops->tx_agg_alloc(trans, sta_id, tid);
+ trans->ops->tx_agg_disable(trans, queue);
}
-
-static inline void iwl_trans_tx_agg_setup(struct iwl_trans *trans,
- enum iwl_rxon_context_id ctx,
- int sta_id, int tid,
- int frame_limit, u16 ssn)
+static inline void iwl_trans_tx_agg_setup(struct iwl_trans *trans, int queue,
+ int fifo, int sta_id, int tid,
+ int frame_limit, u16 ssn)
{
might_sleep();
WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
"%s bad state = %d", __func__, trans->state);
- trans->ops->tx_agg_setup(trans, ctx, sta_id, tid, frame_limit, ssn);
+ trans->ops->tx_agg_setup(trans, queue, fifo, sta_id, tid,
+ frame_limit, ssn);
}
static inline void iwl_trans_free(struct iwl_trans *trans)
@@ -611,6 +613,11 @@ static inline u32 iwl_trans_read32(struct iwl_trans *trans, u32 ofs)
return trans->ops->read32(trans, ofs);
}
+static inline void iwl_trans_set_pmi(struct iwl_trans *trans, bool state)
+{
+ trans->ops->set_pmi(trans, state);
+}
+
/*****************************************************
* Transport layers implementations + their allocation function
******************************************************/
diff --git a/drivers/net/wireless/iwlwifi/iwl-ucode.c b/drivers/net/wireless/iwlwifi/iwl-ucode.c
index 25282872883..ba7c9f883cb 100644
--- a/drivers/net/wireless/iwlwifi/iwl-ucode.c
+++ b/drivers/net/wireless/iwlwifi/iwl-ucode.c
@@ -40,37 +40,6 @@
#include "iwl-fh.h"
#include "iwl-op-mode.h"
-static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = {
- {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP,
- 0, COEX_UNASSOC_IDLE_FLAGS},
- {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP,
- 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS},
- {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP,
- 0, COEX_UNASSOC_AUTO_SCAN_FLAGS},
- {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP,
- 0, COEX_CALIBRATION_FLAGS},
- {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP,
- 0, COEX_PERIODIC_CALIBRATION_FLAGS},
- {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP,
- 0, COEX_CONNECTION_ESTAB_FLAGS},
- {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP,
- 0, COEX_ASSOCIATED_IDLE_FLAGS},
- {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP,
- 0, COEX_ASSOC_MANUAL_SCAN_FLAGS},
- {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP,
- 0, COEX_ASSOC_AUTO_SCAN_FLAGS},
- {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP,
- 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS},
- {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS},
- {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS},
- {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP,
- 0, COEX_STAND_ALONE_DEBUG_FLAGS},
- {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP,
- 0, COEX_IPAN_ASSOC_LEVEL_FLAGS},
- {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS},
- {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS}
-};
-
/******************************************************************************
*
* uCode download functions
@@ -174,24 +143,6 @@ static int iwl_send_calib_cfg(struct iwl_priv *priv)
return iwl_dvm_send_cmd(priv, &cmd);
}
-int iwlagn_rx_calib_result(struct iwl_priv *priv,
- struct iwl_rx_cmd_buffer *rxb,
- struct iwl_device_cmd *cmd)
-{
- struct iwl_rx_packet *pkt = rxb_addr(rxb);
- struct iwl_calib_hdr *hdr = (struct iwl_calib_hdr *)pkt->data;
- int len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
-
- /* reduce the size of the length field itself */
- len -= 4;
-
- if (iwl_calib_set(priv, hdr, len))
- IWL_ERR(priv, "Failed to record calibration data %d\n",
- hdr->op_code);
-
- return 0;
-}
-
int iwl_init_alive_start(struct iwl_priv *priv)
{
int ret;
@@ -233,25 +184,9 @@ static int iwl_send_wimax_coex(struct iwl_priv *priv)
{
struct iwl_wimax_coex_cmd coex_cmd;
- if (cfg(priv)->base_params->support_wimax_coexist) {
- /* UnMask wake up src at associated sleep */
- coex_cmd.flags = COEX_FLAGS_ASSOC_WA_UNMASK_MSK;
+ /* coexistence is disabled */
+ memset(&coex_cmd, 0, sizeof(coex_cmd));
- /* UnMask wake up src at unassociated sleep */
- coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK;
- memcpy(coex_cmd.sta_prio, cu_priorities,
- sizeof(struct iwl_wimax_coex_event_entry) *
- COEX_NUM_OF_EVENTS);
-
- /* enabling the coexistence feature */
- coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK;
-
- /* enabling the priorities tables */
- coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK;
- } else {
- /* coexistence is disabled */
- memset(&coex_cmd, 0, sizeof(coex_cmd));
- }
return iwl_dvm_send_cmd_pdu(priv,
COEX_PRIORITY_TABLE_CMD, CMD_SYNC,
sizeof(coex_cmd), &coex_cmd);
@@ -417,9 +352,8 @@ struct iwl_alive_data {
u8 subtype;
};
-static void iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
- struct iwl_rx_packet *pkt,
- void *data)
+static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
+ struct iwl_rx_packet *pkt, void *data)
{
struct iwl_priv *priv =
container_of(notif_wait, struct iwl_priv, notif_wait);
@@ -433,13 +367,15 @@ static void iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
palive->is_valid, palive->ver_type,
palive->ver_subtype);
- priv->shrd->device_pointers.error_event_table =
+ priv->device_pointers.error_event_table =
le32_to_cpu(palive->error_event_table_ptr);
- priv->shrd->device_pointers.log_event_table =
+ priv->device_pointers.log_event_table =
le32_to_cpu(palive->log_event_table_ptr);
alive_data->subtype = palive->ver_subtype;
alive_data->valid = palive->is_valid == UCODE_VALID_OK;
+
+ return true;
}
#define UCODE_ALIVE_TIMEOUT HZ
@@ -453,9 +389,10 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
const struct fw_img *fw;
int ret;
enum iwl_ucode_type old_type;
+ static const u8 alive_cmd[] = { REPLY_ALIVE };
- old_type = priv->shrd->ucode_type;
- priv->shrd->ucode_type = ucode_type;
+ old_type = priv->cur_ucode;
+ priv->cur_ucode = ucode_type;
fw = iwl_get_ucode_image(priv, ucode_type);
priv->ucode_loaded = false;
@@ -463,12 +400,13 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
if (!fw)
return -EINVAL;
- iwl_init_notification_wait(&priv->notif_wait, &alive_wait, REPLY_ALIVE,
- iwl_alive_fn, &alive_data);
+ iwl_init_notification_wait(&priv->notif_wait, &alive_wait,
+ alive_cmd, ARRAY_SIZE(alive_cmd),
+ iwl_alive_fn, &alive_data);
ret = iwl_trans_start_fw(trans(priv), fw);
if (ret) {
- priv->shrd->ucode_type = old_type;
+ priv->cur_ucode = old_type;
iwl_remove_notification(&priv->notif_wait, &alive_wait);
return ret;
}
@@ -480,13 +418,13 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
ret = iwl_wait_notification(&priv->notif_wait, &alive_wait,
UCODE_ALIVE_TIMEOUT);
if (ret) {
- priv->shrd->ucode_type = old_type;
+ priv->cur_ucode = old_type;
return ret;
}
if (!alive_data.valid) {
IWL_ERR(priv, "Loaded ucode is not valid!\n");
- priv->shrd->ucode_type = old_type;
+ priv->cur_ucode = old_type;
return -EIO;
}
@@ -498,7 +436,7 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
if (ucode_type != IWL_UCODE_WOWLAN) {
ret = iwl_verify_ucode(priv, ucode_type);
if (ret) {
- priv->shrd->ucode_type = old_type;
+ priv->cur_ucode = old_type;
return ret;
}
@@ -510,7 +448,7 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
if (ret) {
IWL_WARN(priv,
"Could not complete ALIVE transition: %d\n", ret);
- priv->shrd->ucode_type = old_type;
+ priv->cur_ucode = old_type;
return ret;
}
@@ -519,9 +457,38 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
return 0;
}
+static bool iwlagn_wait_calib(struct iwl_notif_wait_data *notif_wait,
+ struct iwl_rx_packet *pkt, void *data)
+{
+ struct iwl_priv *priv = data;
+ struct iwl_calib_hdr *hdr;
+ int len;
+
+ if (pkt->hdr.cmd != CALIBRATION_RES_NOTIFICATION) {
+ WARN_ON(pkt->hdr.cmd != CALIBRATION_COMPLETE_NOTIFICATION);
+ return true;
+ }
+
+ hdr = (struct iwl_calib_hdr *)pkt->data;
+ len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
+
+ /* reduce the size by the length field itself */
+ len -= sizeof(__le32);
+
+ if (iwl_calib_set(priv, hdr, len))
+ IWL_ERR(priv, "Failed to record calibration data %d\n",
+ hdr->op_code);
+
+ return false;
+}
+
int iwl_run_init_ucode(struct iwl_priv *priv)
{
struct iwl_notification_wait calib_wait;
+ static const u8 calib_complete[] = {
+ CALIBRATION_RES_NOTIFICATION,
+ CALIBRATION_COMPLETE_NOTIFICATION
+ };
int ret;
lockdep_assert_held(&priv->mutex);
@@ -534,8 +501,8 @@ int iwl_run_init_ucode(struct iwl_priv *priv)
return 0;
iwl_init_notification_wait(&priv->notif_wait, &calib_wait,
- CALIBRATION_COMPLETE_NOTIFICATION,
- NULL, NULL);
+ calib_complete, ARRAY_SIZE(calib_complete),
+ iwlagn_wait_calib, priv);
/* Will also start the device */
ret = iwl_load_ucode_wait_alive(priv, IWL_UCODE_INIT);