diff options
Diffstat (limited to 'drivers/net')
106 files changed, 4248 insertions, 1480 deletions
diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index d185dc0cd12b..4333107ecf37 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -603,16 +603,19 @@ static int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, if (ret) return ret; - src_ring->hw_index = - ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); - src_ring->hw_index &= nentries_mask; + read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + if (read_index == 0xffffffff) + return -ENODEV; + + read_index &= nentries_mask; + src_ring->hw_index = read_index; ath10k_pci_sleep(ar); } read_index = src_ring->hw_index; - if ((read_index == sw_index) || (read_index == 0xffffffff)) + if (read_index == sw_index) return -EIO; sbase = src_ring->shadow_base; diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 82017f56e661..93adb8c58969 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -795,10 +795,14 @@ int ath10k_core_start(struct ath10k *ar) if (status) goto err_htc_stop; - ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + ar->free_vdev_map = (1 << TARGET_10X_NUM_VDEVS) - 1; + else + ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; + INIT_LIST_HEAD(&ar->arvifs); - if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) + if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) { ath10k_info("%s (0x%08x, 0x%08x) fw %s api %d htt %d.%d\n", ar->hw_params.name, ar->target_version, @@ -807,6 +811,12 @@ int ath10k_core_start(struct ath10k *ar) ar->fw_api, ar->htt.target_version_major, ar->htt.target_version_minor); + ath10k_info("debug %d debugfs %d tracing %d dfs %d\n", + config_enabled(CONFIG_ATH10K_DEBUG), + config_enabled(CONFIG_ATH10K_DEBUGFS), + config_enabled(CONFIG_ATH10K_TRACING), + config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)); + } __set_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags); @@ -984,7 +994,9 @@ err_unregister_mac: err_release_fw: ath10k_core_free_firmware_files(ar); err: - device_release_driver(ar->dev); + /* TODO: It's probably a good idea to release device from the driver + * but calling device_release_driver() here will cause a deadlock. + */ return; } diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 68ceef61933d..83a5fa91531d 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -290,6 +290,9 @@ struct ath10k_debug { struct ath_dfs_pool_stats dfs_pool_stats; u32 fw_dbglog_mask; + + u8 htt_max_amsdu; + u8 htt_max_ampdu; }; enum ath10k_state { diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 1b7ff4ba122c..3030158c478e 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -671,6 +671,72 @@ static const struct file_operations fops_htt_stats_mask = { .llseek = default_llseek, }; +static ssize_t ath10k_read_htt_max_amsdu_ampdu(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + char buf[64]; + u8 amsdu = 3, ampdu = 64; + unsigned int len; + + mutex_lock(&ar->conf_mutex); + + if (ar->debug.htt_max_amsdu) + amsdu = ar->debug.htt_max_amsdu; + + if (ar->debug.htt_max_ampdu) + ampdu = ar->debug.htt_max_ampdu; + + mutex_unlock(&ar->conf_mutex); + + len = scnprintf(buf, sizeof(buf), "%u %u\n", amsdu, ampdu); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath10k_write_htt_max_amsdu_ampdu(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + int res; + char buf[64]; + unsigned int amsdu, ampdu; + + simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count); + + /* make sure that buf is null terminated */ + buf[sizeof(buf) - 1] = 0; + + res = sscanf(buf, "%u %u", &amsdu, &du); + + if (res != 2) + return -EINVAL; + + mutex_lock(&ar->conf_mutex); + + res = ath10k_htt_h2t_aggr_cfg_msg(&ar->htt, ampdu, amsdu); + if (res) + goto out; + + res = count; + ar->debug.htt_max_amsdu = amsdu; + ar->debug.htt_max_ampdu = ampdu; + +out: + mutex_unlock(&ar->conf_mutex); + return res; +} + +static const struct file_operations fops_htt_max_amsdu_ampdu = { + .read = ath10k_read_htt_max_amsdu_ampdu, + .write = ath10k_write_htt_max_amsdu_ampdu, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + static ssize_t ath10k_read_fw_dbglog(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -757,6 +823,9 @@ void ath10k_debug_stop(struct ath10k *ar) * warning from del_timer(). */ if (ar->debug.htt_stats_mask != 0) cancel_delayed_work(&ar->debug.htt_stats_dwork); + + ar->debug.htt_max_amsdu = 0; + ar->debug.htt_max_ampdu = 0; } static ssize_t ath10k_write_simulate_radar(struct file *file, @@ -867,6 +936,10 @@ int ath10k_debug_create(struct ath10k *ar) debugfs_create_file("htt_stats_mask", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_htt_stats_mask); + debugfs_create_file("htt_max_amsdu_ampdu", S_IRUSR | S_IWUSR, + ar->debug.debugfs_phy, ar, + &fops_htt_max_amsdu_ampdu); + debugfs_create_file("fw_dbglog", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_fw_dbglog); diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 9a263462c793..6c93f3885ee5 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -240,16 +240,10 @@ struct htt_oob_sync_req { __le16 rsvd0; } __packed; -#define HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_MASK 0x1F -#define HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_LSB 0 - struct htt_aggr_conf { u8 max_num_ampdu_subframes; - union { - /* dont use bitfields; undefined behaviour */ - u8 flags; /* see %HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_ */ - u8 max_num_amsdu_subframes:5; - } __packed; + /* amsdu_subframes is limited by 0x1F mask */ + u8 max_num_amsdu_subframes; } __packed; #define HTT_MGMT_FRM_HDR_DOWNLOAD_LEN 32 @@ -1343,6 +1337,9 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb); int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt); int ath10k_htt_h2t_stats_req(struct ath10k_htt *htt, u8 mask, u64 cookie); int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt); +int ath10k_htt_h2t_aggr_cfg_msg(struct ath10k_htt *htt, + u8 max_subfrms_ampdu, + u8 max_subfrms_amsdu); void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt); int ath10k_htt_tx_alloc_msdu_id(struct ath10k_htt *htt); diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 6c102b1312ff..eebc860c3655 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -312,7 +312,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, int msdu_len, msdu_chaining = 0; struct sk_buff *msdu; struct htt_rx_desc *rx_desc; - bool corrupted = false; lockdep_assert_held(&htt->rx_ring.lock); @@ -439,9 +438,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, last_msdu = __le32_to_cpu(rx_desc->msdu_end.info0) & RX_MSDU_END_INFO0_LAST_MSDU; - if (msdu_chaining && !last_msdu) - corrupted = true; - if (last_msdu) { msdu->next = NULL; break; @@ -457,20 +453,6 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, msdu_chaining = -1; /* - * Apparently FW sometimes reports weird chained MSDU sequences with - * more than on |