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-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/d3.c16
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c76
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c32
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/fw.c242
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c114
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mvm.h105
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/nvm.c3
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/ops.c23
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c1
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/quota.c59
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rs.c10
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rx.c7
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c78
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/sta.c93
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/tx.c13
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/utils.c113
16 files changed, 441 insertions, 544 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index b205a7bfb828..b1f73dcabd31 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -664,6 +664,7 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
int ret, i;
struct iwl_binding_cmd binding_cmd = {};
struct iwl_time_quota_cmd quota_cmd = {};
+ struct iwl_time_quota_data *quota;
u32 status;
int size;
@@ -745,17 +746,20 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
return ret;
/* and some quota */
- quota_cmd.quotas[0].id_and_color =
+ quota = iwl_mvm_quota_cmd_get_quota(mvm, &quota_cmd, 0);
+ quota->id_and_color =
cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->phy_ctxt->id,
mvmvif->phy_ctxt->color));
- quota_cmd.quotas[0].quota = cpu_to_le32(IWL_MVM_MAX_QUOTA);
- quota_cmd.quotas[0].max_duration = cpu_to_le32(IWL_MVM_MAX_QUOTA);
+ quota->quota = cpu_to_le32(IWL_MVM_MAX_QUOTA);
+ quota->max_duration = cpu_to_le32(IWL_MVM_MAX_QUOTA);
- for (i = 1; i < MAX_BINDINGS; i++)
- quota_cmd.quotas[i].id_and_color = cpu_to_le32(FW_CTXT_INVALID);
+ for (i = 1; i < MAX_BINDINGS; i++) {
+ quota = iwl_mvm_quota_cmd_get_quota(mvm, &quota_cmd, i);
+ quota->id_and_color = cpu_to_le32(FW_CTXT_INVALID);
+ }
ret = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, 0,
- sizeof(quota_cmd), &quota_cmd);
+ iwl_mvm_quota_cmd_size(mvm), &quota_cmd);
if (ret)
IWL_ERR(mvm, "Failed to send quota: %d\n", ret);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
index 71a01df96f8b..4228fac77f41 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
@@ -1455,80 +1455,6 @@ static const char * const chanwidths[] = {
[NL80211_CHAN_WIDTH_160] = "vht160",
};
-static bool iwl_mvm_lqm_notif_wait(struct iwl_notif_wait_data *notif_wait,
- struct iwl_rx_packet *pkt, void *data)
-{
- struct ieee80211_vif *vif = data;
- struct iwl_mvm *mvm =
- container_of(notif_wait, struct iwl_mvm, notif_wait);
- struct iwl_link_qual_msrmnt_notif *report = (void *)pkt->data;
- u32 num_of_stations = le32_to_cpu(report->number_of_stations);
- int i;
-
- IWL_INFO(mvm, "LQM report:\n");
- IWL_INFO(mvm, "\tstatus: %d\n", report->status);
- IWL_INFO(mvm, "\tmacID: %d\n", le32_to_cpu(report->mac_id));
- IWL_INFO(mvm, "\ttx_frame_dropped: %d\n",
- le32_to_cpu(report->tx_frame_dropped));
- IWL_INFO(mvm, "\ttime_in_measurement_window: %d us\n",
- le32_to_cpu(report->time_in_measurement_window));
- IWL_INFO(mvm, "\ttotal_air_time_other_stations: %d\n",
- le32_to_cpu(report->total_air_time_other_stations));
- IWL_INFO(mvm, "\tchannel_freq: %d\n",
- vif->bss_conf.chandef.center_freq1);
- IWL_INFO(mvm, "\tchannel_width: %s\n",
- chanwidths[vif->bss_conf.chandef.width]);
- IWL_INFO(mvm, "\tnumber_of_stations: %d\n", num_of_stations);
- for (i = 0; i < num_of_stations; i++)
- IWL_INFO(mvm, "\t\tsta[%d]: %d\n", i,
- report->frequent_stations_air_time[i]);
-
- return true;
-}
-
-static ssize_t iwl_dbgfs_lqm_send_cmd_write(struct ieee80211_vif *vif,
- char *buf, size_t count,
- loff_t *ppos)
-{
- struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
- struct iwl_mvm *mvm = mvmvif->mvm;
- struct iwl_notification_wait wait_lqm_notif;
- static u16 lqm_notif[] = {
- WIDE_ID(MAC_CONF_GROUP,
- LINK_QUALITY_MEASUREMENT_COMPLETE_NOTIF)
- };
- int err;
- u32 duration;
- u32 timeout;
-
- if (sscanf(buf, "%d,%d", &duration, &timeout) != 2)
- return -EINVAL;
-
- iwl_init_notification_wait(&mvm->notif_wait, &wait_lqm_notif,
- lqm_notif, ARRAY_SIZE(lqm_notif),
- iwl_mvm_lqm_notif_wait, vif);
- mutex_lock(&mvm->mutex);
- err = iwl_mvm_send_lqm_cmd(vif, LQM_CMD_OPERATION_START_MEASUREMENT,
- duration, timeout);
- mutex_unlock(&mvm->mutex);
-
- if (err) {
- IWL_ERR(mvm, "Failed to send lqm cmdf(err=%d)\n", err);
- iwl_remove_notification(&mvm->notif_wait, &wait_lqm_notif);
- return err;
- }
-
- /* wait for 2 * timeout (safety guard) and convert to jiffies*/
- timeout = msecs_to_jiffies((timeout * 2) / 1000);
-
- err = iwl_wait_notification(&mvm->notif_wait, &wait_lqm_notif,
- timeout);
- if (err)
- IWL_ERR(mvm, "Getting lqm notif timed out\n");
-
- return count;
-}
-
#define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \
_MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct ieee80211_vif)
#define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \
@@ -1553,7 +1479,6 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_range_abort, 32);
MVM_DEBUGFS_READ_FILE_OPS(tof_range_response);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_responder_params, 32);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(quota_min, 32);
-MVM_DEBUGFS_WRITE_FILE_OPS(lqm_send_cmd, 64);
MVM_DEBUGFS_READ_FILE_OPS(os_device_timediff);
@@ -1594,7 +1519,6 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
S_IRUSR | S_IWUSR);
MVM_DEBUGFS_ADD_FILE_VIF(quota_min, mvmvif->dbgfs_dir,
S_IRUSR | S_IWUSR);
- MVM_DEBUGFS_ADD_FILE_VIF(lqm_send_cmd, mvmvif->dbgfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE_VIF(os_device_timediff,
mvmvif->dbgfs_dir, S_IRUSR);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index e97904c2c4d4..2ff594f11259 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -660,6 +660,36 @@ out:
return ret ?: count;
}
+static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_mvm *mvm = file->private_data;
+ char *buff, *pos, *endpos;
+ static const size_t bufsz = 1024;
+ int ret;
+
+ buff = kmalloc(bufsz, GFP_KERNEL);
+ if (!buff)
+ return -ENOMEM;
+
+ pos = buff;
+ endpos = pos + bufsz;
+
+ pos += scnprintf(pos, endpos - pos, "FW prefix: %s\n",
+ mvm->trans->cfg->fw_name_pre);
+ pos += scnprintf(pos, endpos - pos, "FW: %s\n",
+ mvm->fwrt.fw->human_readable);
+ pos += scnprintf(pos, endpos - pos, "Device: %s\n",
+ mvm->fwrt.trans->cfg->name);
+ pos += scnprintf(pos, endpos - pos, "Bus: %s\n",
+ mvm->fwrt.dev->bus->name);
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
+ kfree(buff);
+
+ return ret;
+}
+
#define PRINT_STATS_LE32(_struct, _memb) \
pos += scnprintf(buf + pos, bufsz - pos, \
fmt_table, #_memb, \
@@ -1662,6 +1692,7 @@ MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
+MVM_DEBUGFS_READ_FILE_OPS(fw_ver);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
@@ -1843,6 +1874,7 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
MVM_DEBUGFS_ADD_FILE(bt_cmd, dbgfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir,
S_IRUSR | S_IWUSR);
+ MVM_DEBUGFS_ADD_FILE(fw_ver, mvm->debugfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, S_IWUSR);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 83485493a79a..c0de7bb86cf7 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -66,7 +66,6 @@
*****************************************************************************/
#include <net/mac80211.h>
#include <linux/netdevice.h>
-#include <linux/acpi.h>
#include "iwl-trans.h"
#include "iwl-op-mode.h"
@@ -75,7 +74,7 @@
#include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
#include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
#include "iwl-prph.h"
-#include "iwl-eeprom-parse.h"
+#include "fw/acpi.h"
#include "mvm.h"
#include "fw/dbg.h"
@@ -177,6 +176,7 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
struct iwl_lmac_alive *lmac1;
struct iwl_lmac_alive *lmac2 = NULL;
u16 status;
+ u32 umac_error_event_table;
if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) {
palive = (void *)pkt->data;
@@ -196,15 +196,26 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
mvm->error_event_table[1] =
le32_to_cpu(lmac2->error_event_table_ptr);
mvm->log_event_table = le32_to_cpu(lmac1->log_event_table_ptr);
- mvm->sf_space.addr = le32_to_cpu(lmac1->st_fwrd_addr);
- mvm->sf_space.size = le32_to_cpu(lmac1->st_fwrd_size);
- mvm->umac_error_event_table = le32_to_cpu(umac->error_info_addr);
+ umac_error_event_table = le32_to_cpu(umac->error_info_addr);
+
+ if (!umac_error_event_table) {
+ mvm->support_umac_log = false;
+ } else if (umac_error_event_table >=
+ mvm->trans->cfg->min_umac_error_event_table) {
+ mvm->support_umac_log = true;
+ mvm->umac_error_event_table = umac_error_event_table;
+ } else {
+ IWL_ERR(mvm,
+ "Not valid error log pointer 0x%08X for %s uCode\n",
+ mvm->umac_error_event_table,
+ (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
+ "Init" : "RT");
+ mvm->support_umac_log = false;
+ }
alive_data->scd_base_addr = le32_to_cpu(lmac1->scd_base_ptr);
alive_data->valid = status == IWL_ALIVE_STATUS_OK;
- if (mvm->umac_error_event_table)
- mvm->support_umac_log = true;
IWL_DEBUG_FW(mvm,
"Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
@@ -253,7 +264,6 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
int ret, i;
enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
static const u16 alive_cmd[] = { MVM_ALIVE };
- struct iwl_sf_region st_fwrd_space;
if (ucode_type == IWL_UCODE_REGULAR &&
iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
@@ -307,18 +317,6 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
return -EIO;
}
- /*
- * update the sdio allocation according to the pointer we get in the
- * alive notification.
- */
- st_fwrd_space.addr = mvm->sf_space.addr;
- st_fwrd_space.size = mvm->sf_space.size;
- ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space);
- if (ret) {
- IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret);
- return ret;
- }
-
iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
/*
@@ -579,17 +577,6 @@ static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
}
#ifdef CONFIG_ACPI
-#define ACPI_WRDS_METHOD "WRDS"
-#define ACPI_EWRD_METHOD "EWRD"
-#define ACPI_WGDS_METHOD "WGDS"
-#define ACPI_WIFI_DOMAIN (0x07)
-#define ACPI_WRDS_WIFI_DATA_SIZE (IWL_MVM_SAR_TABLE_SIZE + 2)
-#define ACPI_EWRD_WIFI_DATA_SIZE ((IWL_MVM_SAR_PROFILE_NUM - 1) * \
- IWL_MVM_SAR_TABLE_SIZE + 3)
-#define ACPI_WGDS_WIFI_DATA_SIZE 18
-#define ACPI_WGDS_NUM_BANDS 2
-#define ACPI_WGDS_TABLE_SIZE 3
-
static int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm,
union acpi_object *table,
struct iwl_mvm_sar_profile *profile,
@@ -599,7 +586,7 @@ static int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm,
profile->enabled = enabled;
- for (i = 0; i < IWL_MVM_SAR_TABLE_SIZE; i++) {
+ for (i = 0; i < ACPI_SAR_TABLE_SIZE; i++) {
if ((table[i].type != ACPI_TYPE_INTEGER) ||
(table[i].integer.value > U8_MAX))
return -EINVAL;
@@ -610,88 +597,18 @@ static int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm,
return 0;
}
-static union acpi_object *iwl_mvm_sar_find_wifi_pkg(struct iwl_mvm *mvm,
- union acpi_object *data,
- int data_size)
-{
- union acpi_object *wifi_pkg = NULL;
- int i;
-
- /*
- * We need at least two packages, one for the revision and one
- * for the data itself. Also check that the revision is valid
- * (i.e. it is an integer set to 0).
- */
- if (data->type != ACPI_TYPE_PACKAGE ||
- data->package.count < 2 ||
- data->package.elements[0].type != ACPI_TYPE_INTEGER ||
- data->package.elements[0].integer.value != 0) {
- IWL_DEBUG_RADIO(mvm, "Unsupported packages structure\n");
- return ERR_PTR(-EINVAL);
- }
-
- /* loop through all the packages to find the one for WiFi */
- for (i = 1; i < data->package.count; i++) {
- union acpi_object *domain;
-
- wifi_pkg = &data->package.elements[i];
-
- /* Skip anything that is not a package with the right
- * amount of elements (i.e. domain_type,
- * enabled/disabled plus the actual data size.
- */
- if (wifi_pkg->type != ACPI_TYPE_PACKAGE ||
- wifi_pkg->package.count != data_size)
- continue;
-
- domain = &wifi_pkg->package.elements[0];
- if (domain->type == ACPI_TYPE_INTEGER &&
- domain->integer.value == ACPI_WIFI_DOMAIN)
- break;
-
- wifi_pkg = NULL;
- }
-
- if (!wifi_pkg)
- return ERR_PTR(-ENOENT);
-
- return wifi_pkg;
-}
-
static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm)
{
- union acpi_object *wifi_pkg, *table;
- acpi_handle root_handle;
- acpi_handle handle;
- struct acpi_buffer wrds = {ACPI_ALLOCATE_BUFFER, NULL};
- acpi_status status;
+ union acpi_object *wifi_pkg, *table, *data;
bool enabled;
int ret;
- root_handle = ACPI_HANDLE(mvm->dev);
- if (!root_handle) {
- IWL_DEBUG_RADIO(mvm,
- "Could not retrieve root port ACPI handle\n");
- return -ENOENT;
- }
+ data = iwl_acpi_get_object(mvm->dev, ACPI_WRDS_METHOD);
+ if (IS_ERR(data))
+ return PTR_ERR(data);
- /* Get the method's handle */
- status = acpi_get_handle(root_handle, (acpi_string)ACPI_WRDS_METHOD,
- &handle);
- if (ACPI_FAILURE(status)) {
- IWL_DEBUG_RADIO(mvm, "WRDS method not found\n");
- return -ENOENT;
- }
-
- /* Call WRDS with no arguments */
- status = acpi_evaluate_object(handle, NULL, NULL, &wrds);
- if (ACPI_FAILURE(status)) {
- IWL_DEBUG_RADIO(mvm, "WRDS invocation failed (0x%x)\n", status);
- return -ENOENT;
- }
-
- wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, wrds.pointer,
- ACPI_WRDS_WIFI_DATA_SIZE);
+ wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
+ ACPI_WRDS_WIFI_DATA_SIZE);
if (IS_ERR(wifi_pkg)) {
ret = PTR_ERR(wifi_pkg);
goto out_free;
@@ -712,46 +629,23 @@ static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm)
*/
ret = iwl_mvm_sar_set_profile(mvm, table, &mvm->sar_profiles[0],
enabled);
-
out_free:
- kfree(wrds.pointer);
+ kfree(data);
return ret;
}
static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm)
{
- union acpi_object *wifi_pkg;
- acpi_handle root_handle;
- acpi_handle handle;
- struct acpi_buffer ewrd = {ACPI_ALLOCATE_BUFFER, NULL};
- acpi_status status;
+ union acpi_object *wifi_pkg, *data;
bool enabled;
int i, n_profiles, ret;
- root_handle = ACPI_HANDLE(mvm->dev);
- if (!root_handle) {
- IWL_DEBUG_RADIO(mvm,
- "Could not retrieve root port ACPI handle\n");
- return -ENOENT;
- }
-
- /* Get the method's handle */
- status = acpi_get_handle(root_handle, (acpi_string)ACPI_EWRD_METHOD,
- &handle);
- if (ACPI_FAILURE(status)) {
- IWL_DEBUG_RADIO(mvm, "EWRD method not found\n");
- return -ENOENT;
- }
+ data = iwl_acpi_get_object(mvm->dev, ACPI_EWRD_METHOD);
+ if (IS_ERR(data))
+ return PTR_ERR(data);
- /* Call EWRD with no arguments */
- status = acpi_evaluate_object(handle, NULL, NULL, &ewrd);
- if (ACPI_FAILURE(status)) {
- IWL_DEBUG_RADIO(mvm, "EWRD invocation failed (0x%x)\n", status);
- return -ENOENT;
- }
-
- wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, ewrd.pointer,
- ACPI_EWRD_WIFI_DATA_SIZE);
+ wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
+ ACPI_EWRD_WIFI_DATA_SIZE);
if (IS_ERR(wifi_pkg)) {
ret = PTR_ERR(wifi_pkg);
goto out_free;
@@ -788,55 +682,33 @@ static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm)
break;
/* go to the next table */
- pos += IWL_MVM_SAR_TABLE_SIZE;
+ pos += ACPI_SAR_TABLE_SIZE;
}
out_free:
- kfree(ewrd.pointer);
+ kfree(data);
return ret;
}
static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm)
{
- union acpi_object *wifi_pkg;
- acpi_handle root_handle;
- acpi_handle handle;
- struct acpi_buffer wgds = {ACPI_ALLOCATE_BUFFER, NULL};
- acpi_status status;
+ union acpi_object *wifi_pkg, *data;
int i, j, ret;
int idx = 1;
- root_handle = ACPI_HANDLE(mvm->dev);
- if (!root_handle) {
- IWL_DEBUG_RADIO(mvm,
- "Could not retrieve root port ACPI handle\n");
- return -ENOENT;
- }
-
- /* Get the method's handle */
- status = acpi_get_handle(root_handle, (acpi_string)ACPI_WGDS_METHOD,
- &handle);
- if (ACPI_FAILURE(status)) {
- IWL_DEBUG_RADIO(mvm, "WGDS method not found\n");
- return -ENOENT;
- }
-
- /* Call WGDS with no arguments */
- status = acpi_evaluate_object(handle, NULL, NULL, &wgds);
- if (ACPI_FAILURE(status)) {
- IWL_DEBUG_RADIO(mvm, "WGDS invocation failed (0x%x)\n", status);
- return -ENOENT;
- }
+ data = iwl_acpi_get_object(mvm->dev, ACPI_WGDS_METHOD);
+ if (IS_ERR(data))
+ return PTR_ERR(data);
- wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, wgds.pointer,
- ACPI_WGDS_WIFI_DATA_SIZE);
+ wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
+ ACPI_WGDS_WIFI_DATA_SIZE);
if (IS_ERR(wifi_pkg)) {
ret = PTR_ERR(wifi_pkg);
goto out_free;
}
- for (i = 0; i < IWL_NUM_GEO_PROFILES; i++) {
- for (j = 0; j < IWL_MVM_GEO_TABLE_SIZE; j++) {
+ for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) {
+ for (j = 0; j < ACPI_GEO_TABLE_SIZE; j++) {
union acpi_object *entry;
entry = &wifi_pkg->package.elements[idx++];
@@ -851,7 +723,7 @@ static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm)
}
ret = 0;
out_free:
- kfree(wgds.pointer);
+ kfree(data);
return ret;
}
@@ -861,25 +733,25 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
};
int i, j, idx;
- int profs[IWL_NUM_CHAIN_LIMITS] = { prof_a, prof_b };
+ int profs[ACPI_SAR_NUM_CHAIN_LIMITS] = { prof_a, prof_b };
int len = sizeof(cmd);
- BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS < 2);
- BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS * IWL_NUM_SUB_BANDS !=
- IWL_MVM_SAR_TABLE_SIZE);
+ BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS < 2);
+ BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS * ACPI_SAR_NUM_SUB_BANDS !=
+ ACPI_SAR_TABLE_SIZE);
if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
len = sizeof(cmd.v3);
- for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
+ for (i = 0; i < ACPI_SAR_NUM_CHAIN_LIMITS; i++) {
struct iwl_mvm_sar_profile *prof;
/* don't allow SAR to be disabled (profile 0 means disable) */
if (profs[i] == 0)
return -EPERM;
- /* we are off by one, so allow up to IWL_MVM_SAR_PROFILE_NUM */
- if (profs[i] > IWL_MVM_SAR_PROFILE_NUM)
+ /* we are off by one, so allow up to ACPI_SAR_PROFILE_NUM */
+ if (profs[i] > ACPI_SAR_PROFILE_NUM)
return -EINVAL;
/* profiles go from 1 to 4, so decrement to access the array */
@@ -894,8 +766,8 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
}
IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i);
- for (j = 0; j < IWL_NUM_SUB_BANDS; j++) {
- idx = (i * IWL_NUM_SUB_BANDS) + j;
+ for (j = 0; j < ACPI_SAR_NUM_SUB_BANDS; j++) {
+ idx = (i * ACPI_SAR_NUM_SUB_BANDS) + j;
cmd.v3.per_chain_restriction[i][j] =
cpu_to_le16(prof->table[idx]);
IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n",
@@ -931,7 +803,7 @@ int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
resp = (void *)cmd.resp_pkt->data;
ret = le32_to_cpu(resp->profile_idx);
- if (WARN_ON(ret > IWL_NUM_GEO_PROFILES)) {
+ if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES)) {
ret = -EIO;
IWL_WARN(mvm, "Invalid geographic profile idx (%d)\n", ret);
}
@@ -959,10 +831,12 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
IWL_DEBUG_RADIO(mvm, "Sending GEO_TX_POWER_LIMIT\n");
- BUILD_BUG_ON(IWL_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS *
+ BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS *
ACPI_WGDS_TABLE_SIZE != ACPI_WGDS_WIFI_DATA_SIZE);
- for (i = 0; i < IWL_NUM_GEO_PROFILES; i++) {
+ BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES > IWL_NUM_GEO_PROFILES);
+
+ for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) {
struct iwl_per_chain_offset *chain =
(struct iwl_per_chain_offset *)&cmd.table[i];
@@ -970,7 +844,7 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
u8 *value;
value = &mvm->geo_profiles[i].values[j *
- IWL_GEO_PER_CHAIN_SIZE];
+ ACPI_GEO_PER_CHAIN_SIZE];
chain[j].max_tx_power = cpu_to_le16(value[0]);
chain[j].chain_a = value[1];
chain[j].chain_b = value[2];
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index a9ac872226fd..3e92a117c0b8 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -1899,11 +1899,6 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
if (changes & BSS_CHANGED_ASSOC && bss_conf->assoc)
iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif);
- if (changes & BSS_CHANGED_ASSOC && !bss_conf->assoc &&
- mvmvif->lqm_active)
- iwl_mvm_send_lqm_cmd(vif, LQM_CMD_OPERATION_STOP_MEASUREMENT,
- 0, 0);
-
/*
* If we're not associated yet, take the (new) BSSID before associating
* so the firmware knows. If we're already associated, then use the old
@@ -3432,10 +3427,24 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw,
return;
mutex_lock(&mvm->mutex);
+
+ /* we are only changing the min_width, may be a noop */
+ if (changed == IEEE80211_CHANCTX_CHANGE_MIN_WIDTH) {
+ if (phy_ctxt->width == ctx->min_def.width)
+ goto out_unlock;
+
+ /* we are just toggling between 20_NOHT and 20 */
+ if (phy_ctxt->width <= NL80211_CHAN_WIDTH_20 &&
+ ctx->min_def.width <= NL80211_CHAN_WIDTH_20)
+ goto out_unlock;
+ }
+
iwl_mvm_bt_coex_vif_change(mvm);
iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &ctx->min_def,
ctx->rx_chains_static,
ctx->rx_chains_dynamic);
+
+out_unlock:
mutex_unlock(&mvm->mutex);
}
@@ -3900,11 +3909,6 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw,
break;
case NL80211_IFTYPE_STATION:
- if (mvmvif->lqm_active)
- iwl_mvm_send_lqm_cmd(vif,
- LQM_CMD_OPERATION_STOP_MEASUREMENT,
- 0, 0);
-
/* Schedule the time event to a bit before beacon 1,
* to make sure we're in the new channel when the
* GO/AP arrives. In case count <= 1 immediately schedule the
@@ -3998,39 +4002,36 @@ out_unlock:
static void iwl_mvm_flush_no_vif(struct iwl_mvm *mvm, u32 queues, bool drop)
{
- if (drop) {
- if (iwl_mvm_has_new_tx_api(mvm))
- /* TODO new tx api */
- WARN_ONCE(1,
- "Need to implement flush TX queue\n");
- else
- iwl_mvm_flush_tx_path(mvm,
- iwl_mvm_flushable_queues(mvm) & queues,
- 0);
- } else {
- if (iwl_mvm_has_new_tx_api(mvm)) {
- struct ieee80211_sta *sta;
- int i;
+ int i;
+ if (!iwl_mvm_has_new_tx_api(mvm)) {
+ if (drop) {
mutex_lock(&mvm->mutex);
-
- for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
- sta = rcu_dereference_protected(
- mvm->fw_id_to_mac_id[i],
- lockdep_is_held(&mvm->mutex));
- if (IS_ERR_OR_NULL(sta))
- continue;
-
- iwl_mvm_wait_sta_queues_empty(mvm,
- iwl_mvm_sta_from_mac80211(sta));
- }
-
+ iwl_mvm_flush_tx_path(mvm,
+ iwl_mvm_flushable_queues(mvm) & queues, 0);
mutex_unlock(&mvm->mutex);
} else {
- iwl_trans_wait_tx_queues_empty(mvm->trans,
- queues);
+ iwl_trans_wait_tx_queues_empty(mvm->trans, queues);
}
+ return;
+ }
+
+ mutex_lock(&mvm->mutex);
+ for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++) {
+ struct ieee80211_sta *sta;
+
+ sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],
+ lockdep_is_held(&mvm->mutex));
+ if (IS_ERR_OR_NULL(sta))
+ continue;
+
+ if (drop)
+ iwl_mvm_flush_sta_tids(mvm, i, 0xFF, 0);
+ else
+ iwl_mvm_wait_sta_queues_empty(mvm,
+ iwl_mvm_sta_from_mac80211(sta));
}
+ mutex_unlock(&mvm->mutex);
}
static void iwl_mvm_mac_flush(struct ieee80211_hw *hw,
@@ -4259,31 +4260,6 @@ static void iwl_mvm_event_bar_rx_callback(struct iwl_mvm *mvm,
event->u.ba.ssn);
}
-static void
-iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
- struct ieee80211_vif *vif,
- const struct ieee80211_event *event)
-{
- struct iwl_fw_dbg_trigger_tlv *trig;
- struct iwl_fw_dbg_trigger_ba *ba_trig;
-
- if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_BA))
- return;
-
- trig = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_BA);
- ba_trig = (void *)trig->data;
- if (!iwl_fw_dbg_trigger_check_stop(&mvm->fwrt,
- ieee80211_vif_to_wdev(vif), trig))
- return;
-
- if (!(le16_to_cpu(ba_trig->frame_timeout) & BIT(event->u.ba.tid)))
- return;
-
- iwl_fw_dbg_collect_trig(&mvm->fwrt, trig,
- "Frame from %pM timed out, tid %d",
- event->u.ba.sta->addr, event->u.ba.tid);
-}
-
static void iwl_mvm_mac_event_callback(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
const struct ieee80211_event *event)
@@ -4298,7 +4274,8 @@ static void iwl_mvm_mac_event_callback(struct ieee80211_hw *hw,
iwl_mvm_event_bar_rx_callback(mvm, vif, event);
break;
case BA_FRAME_TIMEOUT:
- iwl_mvm_event_frame_timeout_callback(mvm, vif, event);
+ iwl_mvm_event_frame_timeout_callback(mvm, vif, event->u.ba.sta,
+ event->u.ba.tid);
break;
default:
break;
@@ -4314,9 +4291,7 @@ void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
lockdep_assert_held(&mvm->mutex);
- /* TODO - remove a000 disablement when we have RXQ config API */
- if (!iwl_mvm_has_new_rx_api(mvm) ||
- mvm->trans->cfg->device_family == IWL_DEVICE_FAMILY_A000)
+ if (!iwl_mvm_has_new_rx_api(mvm))
return;
notif->cookie = mvm->queue_sync_cookie;
@@ -4325,6 +4300,13 @@ void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
atomic_set(&mvm->queue_sync_counter,
mvm->trans->num_rx_queues);
+ /* TODO - remove this when we have RXQ config API */
+ if (mvm->trans->cfg->device_family == IWL_DEVICE_FAMILY_A000) {
+ qmask = BIT(0);
+ if (notif->sync)
+ atomic_set(&mvm->queue_sync_counter, 1);
+ }
+
ret = iwl_mvm_notify_rx_queue(mvm, qmask, (u8 *)notif, size);
if (ret) {
IWL_ERR(mvm, "Failed to trigger RX queues sync (%d)\n", ret);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index 949e63418299..0e18c5066f04 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -89,6 +89,7 @@
#include "tof.h"
#include "fw/runtime.h"
#include "fw/dbg.h"
+#include "fw/acpi.h"
#define IWL_MVM_MAX_ADDRESSES 5
/* RSSI offset for WkP */
@@ -147,6 +148,8 @@ struct iwl_mvm_phy_ctxt {
u16 color;
u32 ref;
+ enum nl80211_chan_width width;
+
/*
* TODO: This should probably be removed. Currently here only for rate
* scaling algorithm
@@ -436,12 +439,6 @@ struct iwl_mvm_vif {
/* TCP Checksum Offload */
netdev_features_t features;
-
- /*
- * link quality measurement - used to check whether this interface
- * is in the middle of a link quality measurement
- */
- bool lqm_active;
};
static inline struct iwl_mvm_vif *
@@ -588,12 +585,9 @@ enum iwl_mvm_tdls_cs_state {
* @head_sn: reorder window head sn
* @num_stored: number of mpdus stored in the buffer
* @buf_size: the reorder buffer size as set by the last addba request
- * @sta_id: sta id of this reorder buffer
* @queue: queue of this reorder buffer
* @last_amsdu: track last ASMDU SN for duplication detection
* @last_sub_index: track ASMDU sub frame index for duplication detection
- * @entries: list of skbs stored
- * @reorder_time: time the packet was stored in the reorder buffer
* @reorder_timer: timer for frames are in the reorder buffer. For AMSDU
* it is the time of last received sub-frame
* @removed: prevent timer re-arming
@@ -605,12 +599,9 @@ struct iwl_mvm_reorder_buffer {
u16 head_sn;
u16 num_stored;
u8 buf_size;
- u8 sta_id;
int queue;
u16 last_amsdu;
u8 last_sub_index;
- struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF];
- unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF];
struct timer_list reorder_timer;
bool removed;
bool valid;
@@ -619,15 +610,38 @@ struct iwl_mvm_reorder_buffer {
} ____cacheline_aligned_in_smp;
/**
+ * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
+ * @frames: list of skbs stored
+ * @reorder_time: time the packet was stored in the reorder buffer
+ */
+struct _iwl_mvm_reorder_buf_entry {
+ struct sk_buff_head frames;
+ unsigned long reorder_time;
+};
+
+/* make this indirection to get the aligned thing */
+struct iwl_mvm_reorder_buf_entry {
+ struct _iwl_mvm_reorder_buf_entry e;
+}
+#ifndef __CHECKER__
+/* sparse doesn't like this construct: "bad integer constant expression" */
+__aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
+#endif
+;
+
+/**
* struct iwl_mvm_baid_data - BA session data
* @sta_id: station id
* @tid: tid of the session
* @baid baid of the session
* @timeout: the timeout set in the addba request
+ * @entries_per_queue: # of buffers per queue, this actually gets
+ * aligned up to avoid cache line sharing between queues
* @last_rx: last rx jiffies, updated only if timeout passed from last update
* @session_timer: timer to check if BA session expired, runs at 2 * timeout
* @mvm: mvm pointer, needed for timer context
* @reorder_buf: reorder buffer, allocated per queue
+ * @reorder_buf_data: data
*/
struct iwl_mvm_baid_data {
struct rcu_head rcu_head;
@@ -635,12 +649,23 @@ struct iwl_mvm_baid_data {
u8 tid;
u8 baid;
u16 timeout;
+ u16 entries_per_queue;
unsigned long last_rx;
struct timer_list session_timer;
+ struct iwl_mvm_baid_data __rcu **rcu_ptr;
struct iwl_mvm *mvm;
- struct iwl_mvm_reorder_buffer reorder_buf[];
+ struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
+ struct iwl_mvm_reorder_buf_entry entries[];
};
+static inline struct iwl_mvm_baid_data *
+iwl_mvm_baid_data_from_reorder_buf(struct iwl_mvm_reorder_buffer *buf)
+{
+ return (void *)((u8 *)buf -
+ offsetof(struct iwl_mvm_baid_data, reorder_buf) -
+ sizeof(*buf) * buf->queue);
+}
+
/*
* enum iwl_mvm_queue_status - queue status
* @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved
@@ -685,20 +710,14 @@ enum iwl_mvm_queue_status {
#define IWL_MVM_NUM_CIPHERS 10
-#ifdef CONFIG_ACPI
-#define IWL_MVM_SAR_TABLE_SIZE 10
-#define IWL_MVM_SAR_PROFILE_NUM 4
-#define IWL_MVM_GEO_TABLE_SIZE 6
-
struct iwl_mvm_sar_profile {
bool enabled;
- u8 table[IWL_MVM_SAR_TABLE_SIZE];
+ u8 table[ACPI_SAR_TABLE_SIZE];
};
struct iwl_mvm_geo_profile {
- u8 values[IWL_MVM_GEO_TABLE_SIZE];
+ u8 values[ACPI_GEO_TABLE_SIZE];
};
-#endif
struct iwl_mvm {
/* for logger access */
@@ -736,7 +755,6 @@ struct iwl_mvm {
u32 log_event_table;
u32 umac_error_event_table;
bool support_umac_log;
- struct iwl_sf_region sf_space;
u32 ampdu_ref;
bool ampdu_toggle;
@@ -1019,8 +1037,8 @@ struct iwl_mvm {
/* does a monitor vif exist (only one can exist hence bool) */
bool monitor_on;
#ifdef CONFIG_ACPI
- struct iwl_mvm_sar_profile sar_profiles[IWL_MVM_SAR_PROFILE_NUM];
- struct iwl_mvm_geo_profile geo_profiles[IWL_NUM_GEO_PROFILES];
+ struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
+ struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
#endif
};
@@ -1251,6 +1269,12 @@ static inline bool iwl_mvm_has_new_ats_coex_api(struct iwl_mvm *mvm)
IWL_UCODE_TLV_API_COEX_ATS_EXTERNAL);
}
+static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm)
+{
+ return fw_has_api(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
+}
+
static inline struct agg_tx_status *
iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp)
{
@@ -1489,6 +1513,27 @@ int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
/* Quota management */
+static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm *mvm)
+{
+ return iwl_mvm_has_quota_low_latency(mvm) ?
+ sizeof(struct iwl_time_quota_cmd) :
+ sizeof(struct iwl_time_quota_cmd_v1);
+}
+
+static inline struct iwl_time_quota_data
+*iwl_mvm_quota_cmd_get_quota(struct iwl_mvm *mvm,
+ struct iwl_time_quota_cmd *cmd,
+ int i)
+{
+ struct iwl_time_quota_data_v1 *quotas;
+
+ if (iwl_mvm_has_quota_low_latency(mvm))
+ return &cmd->quotas[i];
+
+ quotas = (struct iwl_time_quota_data_v1 *)cmd->quotas;
+ return (struct iwl_time_quota_data *)&quotas[i];
+}
+
int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload,
struct ieee80211_vif *disabled_vif);
@@ -1809,7 +1854,7 @@ void iwl_mvm_tdls_ch_switch_work(struct work_struct *work);
void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm,
struct iwl_mvm_internal_rxq_notif *notif,
u32 size);
-void iwl_mvm_reorder_timer_expired(unsigned long data);
+void iwl_mvm_reorder_timer_expired(struct timer_list *t);
struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm);
bool iwl_mvm_is_vif_assoc(struct iwl_mvm *mvm);
@@ -1821,12 +1866,10 @@ unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
bool tdls, bool cmd_q);
void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
const char *errmsg);
-
-/* Link Quality Measurement */
-int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
- enum iwl_lqm_cmd_operatrions operation,
- u32 duration, u32 timeout);
-bool iwl_mvm_lqm_active(struct iwl_mvm *mvm);
+void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
+ struct ieee80211_vif *vif,
+ const struct ieee80211_sta *sta,
+ u16 tid);
int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b);
int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
index fb25b6f29323..5bfe5306524c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c
@@ -73,6 +73,7 @@
#include "iwl-eeprom-read.h"
#include "iwl-nvm-parse.h"
#include "iwl-prph.h"
+#include "fw/acpi.h"
/* Default NVM size to read */
#define IWL_NVM_DEFAULT_CHUNK_SIZE (2*1024)
@@ -784,7 +785,7 @@ int iwl_mvm_init_mcc(struct iwl_mvm *mvm)
return -EIO;
if (iwl_mvm_is_wifi_mcc_supported(mvm) &&
- !iwl_get_bios_mcc(mvm->dev, mcc)) {
+ !iwl_acpi_get_mcc(mvm->dev, mcc)) {
kfree(regd);
regd = iwl_mvm_get_regdomain(mvm->hw->wiphy, mcc,
MCC_SOURCE_BIOS, NULL);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 0f45f34e39d3..7078b7e458be 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -86,6 +86,7 @@
#include "time-event.h"
#include "fw-api.h"
#include "fw/api/scan.h"
+#include "fw/acpi.h"
#define DRV_DESCRIPTION "The new Intel(R) wireless AGN driver for Linux"
MODULE_DESCRIPTION(DRV_DESCRIPTION);
@@ -423,8 +424,6 @@ static const struct iwl_hcmd_names iwl_mvm_system_names[] = {
* Access is done through binary search
*/
static const struct iwl_hcmd_names iwl_mvm_mac_conf_names[] = {
- HCMD_NAME(LINK_QUALITY_MEASUREMENT_CMD),
- HCMD_NAME(LINK_QUALITY_MEASUREMENT_COMPLETE_NOTIF),
HCMD_NAME(CHANNEL_SWITCH_NOA_NOTIF),
};
@@ -490,18 +489,21 @@ static const struct iwl_hcmd_arr iwl_mvm_groups[] = {
static void iwl_mvm_async_handlers_wk(struct work_struct *wk);
static void iwl_mvm_d0i3_exit_work(struct work_struct *wk);
-static u32 calc_min_backoff(struct iwl_trans *trans, const struct iwl_cfg *cfg)
+static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm)
{
- const struct iwl_pwr_tx_backoff *pwr_tx_backoff = cfg->pwr_tx_backoffs;
+ const struct iwl_pwr_tx_backoff *backoff = mvm->cfg->pwr_tx_backoffs;
+ u64 dflt_pwr_limit;
- if (!pwr_tx_backoff)
+ if (!backoff)
return 0;
- while (pwr_tx_backoff->pwr) {
- if (trans->dflt_pwr_limit >= pwr_tx_backoff->pwr)
- return pwr_tx_backoff->backoff;
+ dflt_pwr_limit = iwl_acpi_get_pwr_limit(mvm->dev);
- pwr_tx_backoff++;
+ while (backoff->pwr) {
+ if (dflt_pwr_limit >= backoff->pwr)
+ return backoff->backoff;
+
+ backoff++;
}
return 0;
@@ -701,7 +703,6 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info,
driver_data[2]);
- trans_cfg.sdio_adma_addr = fw->sdio_adma_addr;
trans_cfg.sw_csum_tx = IWL_MVM_SW_TX_CSUM_OFFLOAD;
/* Set a short watchdog for the command queue */
@@ -771,7 +772,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
goto out_free;
mvm->hw_registered = true;
- min_backoff = calc_min_backoff(trans, cfg);
+ min_backoff = iwl_mvm_min_backoff(mvm);
iwl_mvm_thermal_initialize(mvm, min_backoff);
err = iwl_mvm_dbgfs_register(mvm, dbgfs_dir);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
index 7ee8e9077baf..305cd56bf746 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
@@ -272,6 +272,7 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
}
ctxt->channel = chandef->chan;
+ ctxt->width = chandef->width;
return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef,
chains_static, chains_dynamic,
action, 0);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/quota.c b/drivers/net/wireless/intel/iwlwifi/mvm/quota.c
index 2141db5bff82..b4a0264329b7 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/quota.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/quota.c
@@ -7,7 +7,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
- * Copyright(c) 2016 Intel Deutschland GmbH
+ * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
*
* 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
@@ -34,7 +34,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
- * Copyright(c) 2016 Intel Deutschland GmbH
+ * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -164,9 +164,12 @@ static void iwl_mvm_adjust_quota_for_noa(struct iwl_mvm *mvm,
beacon_int = mvm->noa_vif->bss_conf.beacon_int;
for (i = 0; i < MAX_BINDINGS; i++) {
- u32 id_n_c = le32_to_cpu(cmd->quotas[i].id_and_color);
+ struct iwl_time_quota_data *data =
+ iwl_mvm_quota_cmd_get_quota(mvm, cmd,
+ i);
+ u32 id_n_c = le32_to_cpu(data->id_and_color);
u32 id = (id_n_c & FW_CTXT_ID_MSK) >> FW_CTXT_ID_POS;
- u32 quota = le32_to_cpu(cmd->quotas[i].quota);
+ u32 quota = le32_to_cpu(data->quota);
if (id != phy_id)
continue;
@@ -175,9 +178,9 @@ static void iwl_mvm_adjust_quota_for_noa(struct iwl_mvm *mvm,
quota /= beacon_int;
IWL_DEBUG_QUOTA(mvm, "quota: adjust for NoA from %d to %d\n",
- le32_to_cpu(cmd->quotas[i].quota), quota);
+ le32_to_cpu(data->quota), quota);
- cmd->quotas[i].quota = cpu_to_le32(quota);
+ data->quota = cpu_to_le32(quota);
}
#endif
}
@@ -194,6 +197,7 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
.disabled_vif = disabled_vif,
};
struct iwl_time_quota_cmd *last = &mvm->last_quota_cmd;
+ struct iwl_time_quota_data *qdata, *last_data;
bool send = false;
lockdep_assert_held(&mvm->mutex);
@@ -216,7 +220,8 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
*/
num_active_macs = 0;
for (i = 0; i < MAX_BINDINGS; i++) {
- cmd.quotas[i].id_and_color = cpu_to_le32(FW_CTXT_INVALID);
+ qdata = iwl_mvm_quota_cmd_get_quota(mvm, &cmd, i);
+ qdata->id_and_color = cpu_to_le32(FW_CTXT_INVALID);
num_active_macs += data.n_interfaces[i];
}
@@ -265,14 +270,16 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
if (data.colors[i] < 0)
continue;
- cmd.quotas[idx].id_and_color =
+ qdata = iwl_mvm_quota_cmd_get_quota(mvm, &cmd, idx);
+
+ qdata->id_and_color =
cpu_to_le32(FW_CMD_ID_AND_COLOR(i, data.colors[i]));
if (data.n_interfaces[i] <= 0)
- cmd.quotas[idx].quota = cpu_to_le32(0);
+ qdata->quota = cpu_to_le32(0);
#ifdef CONFIG_IWLWIFI_DEBUGFS
else if (data.dbgfs_min[i])
- cmd.quotas[idx].quota =
+ qdata->quota =
cpu_to_le32(data.dbgfs_min[i] * QUOTA_100 / 100);
#endif
else if (data.n_low_latency_bindings == 1 && n_non_lowlat &&
@@ -283,24 +290,25 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
* the minimal required quota for the low latency
* binding.
*/
- cmd.quotas[idx].quota = cpu_to_le32(QUOTA_LOWLAT_MIN);
+ qdata->quota = cpu_to_le32(QUOTA_LOWLAT_MIN);
else
- cmd.quotas[idx].quota =
+ qdata->quota =
cpu_to_le32(quota * data.n_interfaces[i]);
- WARN_ONCE(le32_to_cpu(cmd.quotas[idx].quota) > QUOTA_100,
+ WARN_ONCE(le32_to_cpu(qdata->quota) > QUOTA_100,
"Binding=%d, quota=%u > max=%u\n",
- idx, le32_to_cpu(cmd.quotas[idx].quota), QUOTA_100);
+ idx, le32_to_cpu(qdata->quota), QUOTA_100);
- cmd.quotas[idx].max_duration = cpu_to_le32(0);
+ qdata->max_duration = cpu_to_le32(0);
idx++;
}
/* Give the remainder of the session to the first data binding */
for (i = 0; i < MAX_BINDINGS; i++) {
- if (le32_to_cpu(cmd.quotas[i].quota) != 0) {
- le32_add_cpu(&cmd.quotas[i].quota, quota_rem);
+ qdata = iwl_mvm_quota_cmd_get_quota(mvm, &cmd, i);
+ if (le32_to_cpu(qdata->quota) != 0) {
+ le32_add_cpu(&qdata->quota, quota_rem);
IWL_DEBUG_QUOTA(mvm,
"quota: giving remainder of %d to binding %d\n",
quota_rem, i);
@@ -312,17 +320,19 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
/* check that we have non-zero quota for all valid bindings */
for (i = 0; i < MAX_BINDINGS; i++) {
- if (cmd.quotas[i].id_and_color != last->quotas[i].id_and_color)
+ qdata = iwl_mvm_quota_cmd_get_quota(mvm, &cmd, i);
+ last_data = iwl_mvm_quota_cmd_get_quota(mvm, last, i);
+ if (qdata->id_and_color != last_data->id_and_color)
send = true;
- if (cmd.quotas[i].max_duration != last->quotas[i].max_duration)
+ if (qdata->max_duration != last_data->max_duration)
send = true;
- if (abs((int)le32_to_cpu(cmd.quotas[i].quota) -
- (int)le32_to_cpu(last->quotas[i].quota))
+ if (abs((int)le32_to_cpu(qdata->quota) -
+ (int)le32_to_cpu(last_data->quota))
> IWL_MVM_QUOTA_THRESHOLD)
send = true;
- if (cmd.quotas[i].id_and_color == cpu_to_le32(FW_CTXT_INVALID))
+ if (qdata->id_and_color == cpu_to_le32(FW_CTXT_INVALID))
continue;
- WARN_ONCE(cmd.quotas[i].quota == 0,
+ WARN_ONCE(qdata->quota == 0,
"zero quota on binding %d\n", i);
}
@@ -334,7 +344,8 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm,
return 0;
}
- err = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, 0, sizeof(cmd), &cmd);
+ err = iwl_mvm_send_cmd_pdu(mvm, TIME_QUOTA_CMD, 0,
+ iwl_mvm_quota_cmd_size(mvm), &cmd);
if (err)
IWL_ERR(mvm, "Failed to send quota: %d\n", err);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
index 0fe723ca844e..c69515ed72df 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
@@ -67,12 +67,8 @@ static u8 rs_ht_to_legacy[] = {
static const u8 ant_toggle_lookup[] = {
[ANT_NONE] = ANT_NONE,
[ANT_A] = ANT_B,
- [ANT_B] = ANT_C,
- [ANT_AB] = ANT_BC,
- [ANT_C] = ANT_A,
- [ANT_AC] = ANT_AB,
- [ANT_BC] = ANT_AC,
- [ANT_ABC] = ANT_ABC,
+ [ANT_B] = ANT_A,
+ [ANT_AB] = ANT_AB,
};
#define IWL_DECLARE_RATE_INFO(r, s, rp, rn) \
@@ -975,7 +971,7 @@ static int rs_toggle_antenna(u32 valid_ant, struct rs_rate *rate)
{
u8 new_ant_type;
- if (!rate->ant || rate->ant > ANT_ABC)
+ if (!rate->ant || WARN_ON_ONCE(rate->ant & ANT_C))
return 0;
if (!rs_is_valid_ant(valid_ant, rate->ant))
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
index 2d14a58cbdd7..d1a40688d5e1 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
@@ -663,11 +663,10 @@ void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
expected_size = sizeof(struct iwl_notif_statistics_cdb);
}
- if (iwl_rx_packet_payload_len(pkt) != expected_size) {
- IWL_ERR(mvm, "received invalid statistics size (%d)!\n",
- iwl_rx_packet_payload_len(pkt));
+ if (WARN_ONCE(iwl_rx_packet_payload_len(pkt) != expected_size,
+ "received invalid statistics size (%d)!\n",
+ iwl_rx_packet_payload_len(pkt)))
return;
- }
if (!iwl_mvm_has_new_rx_stats_api(mvm)) {
struct iwl_notif_statistics_v11 *stats = (void *)&pkt->data;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index 248699c2c4bf..76dc58381e1c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -409,9 +409,13 @@ static bool iwl_mvm_is_sn_less(u16 sn1, u16 sn2, u16 buffer_size)
static void iwl_mvm_release_frames(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
struct napi_struct *napi,
+ struct iwl_mvm_baid_data *baid_data,
struct iwl_mvm_reorder_buffer *reorder_buf,
u16 nssn)
{
+ struct iwl_mvm_reorder_buf_entry *entries =
+ &baid_data->entries[reorder_buf->queue *
+ baid_data->entries_per_queue];
u16 ssn = reorder_buf->head_sn;
lockdep_assert_held(&reorder_buf->lock);
@@ -422,7 +426,7 @@ static void iwl_mvm_release_frames(struct iwl_mvm *mvm,
while (iwl_mvm_is_sn_less(ssn, nssn, reorder_buf->buf_size)) {
int index = ssn % reorder_buf->buf_size;
- struct sk_buff_head *skb_list = &reorder_buf->entries[index];
+ struct sk_buff_head *skb_list = &entries[index].e.frames;
struct sk_buff *skb;
ssn = ieee80211_sn_inc(ssn);
@@ -445,20 +449,24 @@ set_timer:
if (reorder_buf->num_stored && !reorder_buf->removed) {
u16 index = reorder_buf->head_sn % reorder_buf->buf_size;
- while (skb_queue_empty(&reorder_buf->entries[index]))
+ while (skb_queue_empty(&entries[index].e.frames))
index = (index + 1) % reorder_buf->buf_size;
/* modify timer to match next frame's expiration time */
mod_timer(&reorder_buf->reorder_timer,
- reorder_buf->reorder_time[index] + 1 +
+ entries[index].e.reorder_time + 1 +
RX_REORDER_BUF_TIMEOUT_MQ);
} else {
del_timer(&reorder_buf->reorder_timer);
}
}
-void iwl_mvm_reorder_timer_expired(unsigned long data)
+void iwl_mvm_reorder_timer_expired(struct timer_list *t)
{
- struct iwl_mvm_reorder_buffer *buf = (void *)data;
+ struct iwl_mvm_reorder_buffer *buf = from_timer(buf, t, reorder_timer);
+ struct iwl_mvm_baid_data *baid_data =
+ iwl_mvm_baid_data_from_reorder_buf(buf);
+ struct iwl_mvm_reorder_buf_entry *entries =
+ &baid_data->entries[buf->queue * baid_data->entries_per_queue];
int i;
u16 sn = 0, index = 0;
bool expired = false;
@@ -474,7 +482,7 @@ void iwl_mvm_reorder_timer_expired(unsigned long data)
for (i = 0; i < buf->buf_size ; i++) {
index = (buf->head_sn + i) % buf->buf_size;
- if (skb_queue_empty(&buf->entries[index])) {
+ if (skb_queue_empty(&entries[index].e.frames)) {
/*
* If there is a hole and the next frame didn't expire
* we want to break and not advance SN
@@ -482,7 +490,8 @@ void iwl_mvm_reorder_timer_expired(unsigned long data)
cont = false;
continue;
}
- if (!cont && !time_after(jiffies, buf->reorder_time[index] +
+ if (!cont &&
+ !time_after(jiffies, entries[index].e.reorder_time +
RX_REORDER_BUF_TIMEOUT_MQ))
break;
@@ -494,14 +503,20 @@ void iwl_mvm_reorder_timer_expired(unsigned long data)
if (expired) {
struct ieee80211_sta *sta;
+ struct iwl_mvm_sta *mvmsta;
+ u8 sta_id = baid_data->sta_id;
rcu_read_lock();
- sta = rcu_dereference(buf->mvm->fw_id_to_mac_id[buf->sta_id]);
+ sta = rcu_dereference(buf->mvm->fw_id_to_mac_id[sta_id]);
+ mvmsta = iwl_mvm_sta_from_mac80211(sta);
+
/* SN is set to the last expired frame + 1 */
IWL_DEBUG_HT(buf->mvm,
"Releasing expired frames for sta %u, sn %d\n",
- buf->sta_id, sn);
- iwl_mvm_release_frames(buf->mvm, sta, NULL, buf, sn);
+ sta_id, sn);
+ iwl_mvm_event_frame_timeout_callback(buf->mvm, mvmsta->vif,
+ sta, baid_data->tid);
+ iwl_mvm_release_frames(buf->mvm, sta, NULL, baid_data, buf, sn);
rcu_read_unlock();
} else {
/*
@@ -510,7 +525,7 @@ void iwl_mvm_reorder_timer_expired(unsigned long data)
* accordingly to this frame.
*/
mod_timer(&buf->reorder_timer,
- buf->reorder_time[index] +
+ entries[index].e.reorder_time +
1 + RX_REORDER_BUF_TIMEOUT_MQ);
}
spin_unlock(&buf->lock);
@@ -541,7 +556,7 @@ static void iwl_mvm_del_ba(struct iwl_mvm *mvm, int queue,
/* release all frames that are in the reorder buffer to the stack */
spin_lock_bh(&reorder_buf->lock);
- iwl_mvm_release_frames(mvm, sta, NULL, reorder_buf,
+ iwl_mvm_release_frames(mvm, sta, NULL, ba_data, reorder_buf,
ieee80211_sn_add(reorder_buf->head_sn,
reorder_buf->buf_size));
spin_unlock_bh(&reorder_buf->lock);
@@ -605,6 +620,7 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
u8 tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
u8 sub_frame_idx = desc->amsdu_info &
IWL_RX_MPDU_AMSDU_SUBFRAME_IDX_MASK;
+ struct iwl_mvm_reorder_buf_entry *entries;
int index;
u16 nssn, sn;
u8 baid;
@@ -621,7 +637,8 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
return false;
/* no sta yet */
- if (WARN_ON(IS_ERR_OR_NULL(sta)))
+ if (WARN_ONCE(IS_ERR_OR_NULL(sta),
+ "Got valid BAID without a valid station assigned\n"))
return false;
mvm_sta = iwl_mvm_sta_from_mac80211(sta);
@@ -654,6 +671,7 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
IWL_RX_MPDU_REORDER_SN_SHIFT;
buffer = &baid_data->reorder_buf[queue];
+ entries = &baid_data->entries[queue * baid_data->entries_per_queue];
spin_lock_bh(&buffer->lock);
@@ -666,7 +684,7 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
}
if (ieee80211_is_back_req(hdr->frame_control)) {
- iwl_mvm_release_frames(mvm, sta, napi, buffer, nssn);
+ iwl_mvm_release_frames(mvm, sta, napi, baid_data, buffer, nssn);
goto drop;
}
@@ -682,7 +700,8 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
!ieee80211_sn_less(sn, buffer->head_sn + buffer->buf_size)) {
u16 min_sn = ieee80211_sn_less(sn, nssn) ? sn : nssn;
- iwl_mvm_release_frames(mvm, sta, napi, buffer, min_sn);
+ iwl_mvm_release_frames(mvm, sta, napi, baid_data, buffer,
+ min_sn);
}
/* drop any oudated packets */
@@ -700,6 +719,22 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
return false;
}
+ /*
+ * release immediately if there are no stored frames, and the sn is
+ * equal to the head.
+ * This can happen due to reorder timer, where NSSN is behind head_sn.
+ * When we released everything, and we got the next frame in the
+ * sequence, according to the NSSN we can't release immediately,
+ * while technically there is no hole and we can move forward.
+ */
+ if (!buffer->num_stored && sn == buffer->head_sn) {
+ if (!amsdu || last_subframe)
+ buffer->head_sn = ieee80211_sn_inc(buffer->head_sn);
+ /* No need to update AMSDU last SN - we are moving the head */
+ spin_unlock_bh(&buffer->lock);
+ return false;
+ }
+
index = sn % buffer->buf_size;
/*
@@ -710,7 +745,7 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
* If it is the same SN then if the subframe index is incrementing it
* is the same AMSDU - otherwise it is a retransmission.
*/
- tail = skb_peek_tail(&buffer->entries[index]);
+ tail = skb_peek_tail(&entries[index].e.frames);
if (tail && !amsdu)
goto drop;
else if (tail && (sn != buffer->last_amsdu ||
@@ -718,9 +753,9 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
goto drop;
/* put in reorder buffer */
- __skb_queue_tail(&buffer->entries[index], skb);
+ __skb_queue_tail(&entries[index].e.frames, skb);
buffer->num_stored++;
- buffer->reorder_time[index] = jiffies;
+ entries[index].e.reorder_time = jiffies;
if (amsdu) {
buffer->last_amsdu = sn;
@@ -739,7 +774,7 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
* release notification with up to date NSSN.
*/
if (!amsdu || last_subframe)
- iwl_mvm_release_frames(mvm, sta, napi, buffer, nssn);
+ iwl_mvm_release_frames(mvm, sta, napi, baid_data, buffer, nssn);
spin_unlock_bh(&buffer->lock);
return true;
@@ -799,6 +834,9 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
struct sk_buff *skb;
u8 crypt_len = 0;
+ if (unlikely(test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)))
+ return;
+
/* Dont use dev_alloc_skb(), we'll have enough headroom once
* ieee80211_hdr pulled.
*/
@@ -1059,7 +1097,7 @@ void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi,
reorder_buf = &ba_data->reorder_buf[queue];
spin_lock_bh(&reorder_buf->lock);
- iwl_mvm_release_frames(mvm, sta, napi, reorder_buf,
+ iwl_mvm_release_frames(mvm, sta, napi, ba_data, reorder_buf,
le16_to_cpu(release->nssn));
spin_unlock_bh(&reorder_buf->lock);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index c4a343534c5e..c19f98489d4e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -252,9 +252,11 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
return ret;
}
-static void iwl_mvm_rx_agg_session_expired(unsigned long data)
+static void iwl_mvm_rx_agg_session_expired(struct timer_list *t)
{
- struct iwl_mvm_baid_data __rcu **rcu_ptr = (void *)data;
+ struct iwl_mvm_baid_data *data =
+ from_timer(data, t, session_timer);
+ struct iwl_mvm_baid_data __rcu **rcu_ptr = data->rcu_ptr;
struct iwl_mvm_baid_data *ba_data;
struct ieee80211_sta *sta;
struct iwl_mvm_sta *mvm_sta;
@@ -644,8 +646,7 @@ int iwl_mvm_scd_queue_redirect(struct iwl_mvm *mvm, int queue, int tid,
/* Redirect to lower AC */
iwl_mvm_reconfig_scd(mvm, queue, iwl_mvm_ac_to_tx_fifo[ac],
- cmd.sta_id, tid, LINK_QUAL_AGG_FRAME_LIMIT_DEF,
- ssn);
+ cmd.sta_id, tid, IWL_FRAME_LIMIT, ssn);
/* Update AC marking of the queue */
spin_lock_bh(&mvm->queue_info_lock);
@@ -1258,6 +1259,14 @@ static void iwl_mvm_realloc_queues_after_restart(struct iwl_mvm *mvm,
mvm_sta->sta_id,
i, wdg_timeout);
tid_data->txq_id = txq_id;
+
+ /*
+ * Since we don't set the seq number after reset, and HW
+ * sets it now, FW reset will cause the seq num to start
+ * at 0 again, so driver will need to update it
+ * internally as well, so it keeps in sync with real val
+ */
+ tid_data->seq_number = 0;
} else {
u16 seq = IEEE80211_SEQ_TO_SN(tid_data->seq_number);
@@ -2104,6 +2113,8 @@ static void iwl_mvm_free_reorder(struct iwl_mvm *mvm,
int j;
struct iwl_mvm_reorder_buffer *reorder_buf =
&data->reorder_buf[i];
+ struct iwl_mvm_reorder_buf_entry *entries =
+ &data->entries[i * data->entries_per_queue];
spin_lock_bh(&reorder_buf->lock);
if (likely(!reorder_buf->num_stored)) {
@@ -2119,7 +2130,7 @@ static void iwl_mvm_free_reorder(struct iwl_mvm *mvm,
WARN_ON(1);
for (j = 0; j < reorder_buf->buf_size; j++)
- __skb_queue_purge(&reorder_buf->entries[j]);
+ __skb_queue_purge(&entries[j].e.frames);
/*
* Prevent timer re-arm. This prevents a very far fetched case
* where we timed out on the notification. There may be prior
@@ -2135,7 +2146,6 @@ static void iwl_mvm_free_reorder(struct iwl_mvm *mvm,
}
static void iwl_mvm_init_reorder_buffer(struct iwl_mvm *mvm,
- u32 sta_id,
struct iwl_mvm_baid_data *data,
u16 ssn, u8 buf_size)
{
@@ -2144,23 +2154,22 @@ static void iwl_mvm_init_reorder_buffer(struct iwl_mvm *mvm,
for (i = 0; i < mvm->trans->num_rx_queues; i++) {
struct iwl_mvm_reorder_buffer *reorder_buf =
&data->reorder_buf[i];
+ struct iwl_mvm_reorder_buf_entry *entries =
+ &data->entries[i * data->entries_per_queue];
int j;
reorder_buf->num_stored = 0;
reorder_buf->head_sn = ssn;
reorder_buf->buf_size = buf_size;
/* rx reorder timer */
- reorder_buf->reorder_timer.function =
- iwl_mvm_reorder_timer_expired;
- reorder_buf->reorder_timer.data = (unsigned long)reorder_buf;
- init_timer(&reorder_buf->reorder_timer);
+ timer_setup(&reorder_buf->reorder_timer,
+ iwl_mvm_reorder_timer_expired, 0);
spin_lock_init(&reorder_buf->lock);
reorder_buf->mvm = mvm;
reorder_buf->queue = i;
- reorder_buf->sta_id = sta_id;
reorder_buf->valid = false;
for (j = 0; j < reorder_buf->buf_size; j++)
- __skb_queue_head_init(&reorder_buf->entries[j]);
+ __skb_queue_head_init(&entries[j].e.frames);
}
}
@@ -2181,16 +2190,44 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
}
if (iwl_mvm_has_new_rx_api(mvm) && start) {
+ u16 reorder_buf_size = buf_size * sizeof(baid_data->entries[0]);
+
+ /* sparse doesn't like the __align() so don't check */
+#ifndef __CHECKER__
+ /*
+ * The division below will be OK if either the cache line size
+ * can be divided by the entry size (ALIGN will round up) or if
+ * if the entry size can be divided by the cache line size, in
+ * which case the ALIGN() will do nothing.
+ */
+ BUILD_BUG_ON(SMP_CACHE_BYTES % sizeof(baid_data->entries[0]) &&
+ sizeof(baid_data->entries[0]) % SMP_CACHE_BYTES);
+#endif
+
+ /*
+ * Upward align the reorder buffer size to fill an entire cache
+ * line for each queue, to avoid sharing cache lines between
+ * different queues.
+ */
+ reorder_buf_size = ALIGN(reorder_buf_size, SMP_CACHE_BYTES);
+
/*
* Allocate here so if allocation fails we can bail out early
* before starting the BA session in the firmware
*/
baid_data = kzalloc(sizeof(*baid_data) +
mvm->trans->num_rx_queues *
- sizeof(baid_data->reorder_buf[0]),
+ reorder_buf_size,
GFP_KERNEL);
if (!baid_data)
return -ENOMEM;
+
+ /*
+ * This division is why we need the above BUILD_BUG_ON(),
+ * if that doesn't hold then this will not be right.
+ */
+ baid_data->entries_per_queue =
+ reorder_buf_size / sizeof(baid_data->entries[0]);
}
cmd.mac_id_n_color = cpu_to_le32(mvm_sta->mac_id_n_color);
@@ -2249,9 +2286,9 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
baid_data->baid = baid;
baid_data->timeout = timeout;
baid_data->last_rx = jiffies;
- setup_timer(&baid_data->session_timer,
- iwl_mvm_rx_agg_session_expired,
- (unsigned long)&mvm->baid_map[baid]);
+ baid_data->rcu_ptr = &mvm->baid_map[baid];
+ timer_setup(&baid_data->session_timer,
+ iwl_mvm_rx_agg_session_expired, 0);
baid_data->mvm = mvm;
baid_data->tid = tid;
baid_data->sta_id = mvm_sta->sta_id;
@@ -2261,8 +2298,7 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
mod_timer(&baid_data->session_timer,
TU_TO_EXP_TIME(timeout * 2));
- iwl_mvm_init_reorder_buffer(mvm, mvm_sta->sta_id,
- baid_data, ssn, buf_size);
+ iwl_mvm_init_reorder_buffer(mvm, baid_data, ssn, buf_size);
/*
* protect the BA data with RCU to cover a case where our
* internal RX sync mechanism will timeout (not that it's
@@ -2515,12 +2551,6 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
BUILD_BUG_ON((sizeof(mvmsta->agg_tids) * BITS_PER_BYTE)
!= IWL_MAX_TID_COUNT);
- if (!mvm->trans->cfg->gen2)
- buf_size = min_t(int, buf_size, LINK_QUAL_AGG_FRAME_LIMIT_DEF);
- else
- buf_size = min_t(int, buf_size,
- LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF);
-
spin_lock_bh(&mvmsta->lock);
ssn = tid_data->ssn;
queue = tid_data->txq_id;
@@ -2532,10 +2562,17 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
if (iwl_mvm_has_new_tx_api(mvm)) {
/*
- * If no queue iwl_mvm_sta_tx_agg_start() would have failed so
- * no need to check queue's status
+ * If there is no queue for this tid, iwl_mvm_sta_tx_agg_start()
+ * would have failed, so if we are here there is no need to
+ * allocate a queue.
+ * However, if aggregation size is different than the default
+ * size, the scheduler should be reconfigured.
+ * We cannot do this with the new TX API, so return unsupported
+ * for now, until it will be offloaded to firmware..
+ * Note that if SCD default value changes - this condition
+ * should be updated as well.
*/
- if (buf_size < mvmsta->max_agg_bufsize)
+ if (buf_size < IWL_FRAME_LIMIT)
return -ENOTSUPP;
ret = iwl_mvm_sta_tx_agg(mvm, sta, tid, queue, true);
@@ -2558,7 +2595,7 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
* Only reconfig the SCD for the queue if the window size has
* changed from current (become smaller)
*/
- if (!alloc_queue && buf_size < mvmsta->max_agg_bufsize) {
+ if (!alloc_queue && buf_size < IWL_FRAME_LIMIT) {
/*
* If reconfiguring an existing queue, it first must be
* drained
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 6e9d3289b9d0..593b7f97b29c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -1594,8 +1594,7 @@ static void iwl_mvm_rx_tx_cmd_agg(struct iwl_mvm *mvm,
mvmsta->tid_data[tid].tx_time =
le16_to_cpu(tx_resp->wireless_media_time);
mvmsta->tid_data[tid].lq_color =
- (tx_resp->tlc_info & TX_RES_RATE_TABLE_COLOR_MSK) >>
- TX_RES_RATE_TABLE_COLOR_POS;
+ TX_RES_RATE_TABLE_COL_GET(tx_resp->tlc_info);
}
rcu_read_unlock();
@@ -1746,6 +1745,7 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
if (iwl_mvm_has_new_tx_api(mvm)) {
struct iwl_mvm_compressed_ba_notif *ba_res =
(void *)pkt->data;
+ u8 lq_color = TX_RES_RATE_TABLE_COL_GET(ba_res->tlc_rate_info);
int i;
sta_id = ba_res->sta_id;
@@ -1759,11 +1759,18 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
if (!le16_to_cpu(ba_res->tfd_cnt))
goto out;
+ rcu_read_lock();
+
+ mvmsta = iwl_mvm_sta_from_staid_rcu(mvm, sta_id);
+ if (!mvmsta)
+ goto out_unlock;
+
/* Free per TID */
for (i = 0; i < le16_to_cpu(ba_res->tfd_cnt); i++) {
struct iwl_mvm_compressed_ba_tfd *ba_tfd =
&ba_res->tfd[i];
+ mvmsta->tid_data[i].lq_color = lq_color;
iwl_mvm_tx_reclaim(mvm, sta_id, ba_tfd->tid,
(int)(le16_to_cpu(ba_tfd->q_num)),
le16_to_cpu(ba_tfd->tfd_index),
@@ -1771,6 +1778,8 @@ void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
le32_to_cpu(ba_res->tx_rate));
}
+out_unlock:
+ rcu_read_unlock();
out:
IWL_DEBUG_TX_REPLY(mvm,
"BA_NOTIFICATION Received from sta_id = %d, flags %x, sent:%d, acked:%d\n",
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
index 2ea74abad73d..d46115e2d69e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
@@ -455,20 +455,12 @@ static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm)
{
struct iwl_trans *trans = mvm->trans;
struct iwl_umac_error_event_table table;
- u32 base;
- base = mvm->umac_error_event_table;
-
- if (base < 0x800000) {
- IWL_ERR(mvm,
- "Not valid error log pointer 0x%08X for %s uCode\n",
- base,
- (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT)
- ? "Init" : "RT");
+ if (!mvm->support_umac_log)
return;
- }
- iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table));
+ iwl_trans_read_mem_bytes(trans, mvm->umac_error_event_table, &table,
+ sizeof(table));
if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) {
IWL_ERR(trans, "Start IWL Error Log Dump:\n");
@@ -608,8 +600,7 @@ void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
if (mvm->error_event_table[1])
iwl_mvm_dump_lmac_error_log(mvm, mvm->error_event_table[1]);
- if (mvm->support_umac_log)
- iwl_mvm_dump_umac_error_log(mvm);
+ iwl_mvm_dump_umac_error_log(mvm);
}
int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq)
@@ -1368,6 +1359,31 @@ void iwl_mvm_inactivity_check(struct iwl_mvm *mvm)
rcu_read_unlock();
}
+void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm *mvm,
+ struct ieee80211_vif *vif,
+ const struct ieee80211_sta *sta,
+ u16 tid)
+{
+ struct iwl_fw_dbg_trigger_tlv *trig;
+ struct iwl_fw_dbg_trigger_ba *ba_trig;
+
+ if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_BA))
+ return;
+
+ trig = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_BA);
+ ba_trig = (void *)trig->data;
+ if (!iwl_fw_dbg_trigger_check_stop(&mvm->fwrt,
+ ieee80211_vif_to_wdev(vif), trig))
+ return;
+
+ if (!(le16_to_cpu(ba_trig->frame_timeout) & BIT(tid)))
+ return;
+
+ iwl_fw_dbg_collect_trig(&mvm->fwrt, trig,
+ "Frame from %pM timed out, tid %d",
+ sta->addr, tid);
+}
+
void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime)
{
bool ps_disabled;
@@ -1389,74 +1405,3 @@ void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, u32 *gp2, u64 *boottime)
iwl_mvm_power_update_device(mvm);
}
}
-
-int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif,
- enum iwl_lqm_cmd_operatrions operation,
- u32 duration, u32 timeout)
-{
- struct iwl_mvm_vif *mvm_vif = iwl_mvm_vif_from_mac80211(vif);
- struct iwl_link_qual_msrmnt_cmd cmd = {
- .cmd_operation = cpu_to_le32(operation),
- .mac_id = cpu_to_le32(mvm_vif->id),
- .measurement_time = cpu_to_le32(duration),
- .timeout = cpu_to_le32(timeout),
- };
- u32 cmdid =
- iwl_cmd_id(LINK_QUALITY_MEASUREMENT_CMD, MAC_CONF_GROUP, 0);
- int ret;
-
- if (!fw_has_capa(&mvm_vif->mvm->fw->ucode_capa,
- IWL_UCODE_TLV_CAPA_LQM_SUPPORT))
- return -EOPNOTSUPP;
-
- if (vif->type != NL80211_IFTYPE_STATION || vif->p2p)
- return -EINVAL;
-
- switch (operation) {
- case LQM_CMD_OPERATION_START_MEASUREMENT:
- if (iwl_mvm_lqm_active(mvm_vif->mvm))
- return -EBUSY;
- if (!vif->bss_conf.assoc)
- return -EINVAL;
- mvm_vif->lqm_active = true;
- break;
- case LQM_CMD_OPERATION_STOP_MEASUREMENT:
- if (!iwl_mvm_lqm_active(mvm_vif->mvm))
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
-
- ret = iwl_mvm_send_cmd_pdu(mvm_vif->mvm, cmdid, 0, sizeof(cmd),
- &cmd);
-
- /* command failed - roll back lqm_active state */
- if (ret) {
- mvm_vif->lqm_active =
- operation == LQM_CMD_OPERATION_STOP_MEASUREMENT;
- }
-
- return ret;
-}
-
-static void iwl_mvm_lqm_active_iterator(void *_data, u8 *mac,
- struct ieee80211_vif *vif)
-{
- struct iwl_mvm_vif *mvm_vif = iwl_mvm_vif_from_mac80211(vif);
- bool *lqm_active = _data;
-
- *lqm_active = *lqm_active || mvm_vif->lqm_active;
-}
-
-bool iwl_mvm_lqm_active(struct iwl_mvm *mvm)
-{
- bool ret = false;
-
- lockdep_assert_held(&mvm->mutex);
- ieee80211_iterate_active_interfaces_atomic(
- mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
- iwl_mvm_lqm_active_iterator, &ret);
-
- return ret;
-}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.