diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/core.c | 85 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/core.h | 8 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/debug.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/mac.c | 21 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/p2p.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/pci.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/qmi.c | 4 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/rx_desc.h | 2 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/sdio.c | 20 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/usb.c | 7 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/wmi-tlv.c | 4 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/wmi.c | 11 | ||||
-rw-r--r-- | drivers/net/wireless/ath/ath10k/wmi.h | 7 |
13 files changed, 140 insertions, 35 deletions
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index d73ad60b571c..796107b14d9f 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -651,6 +651,7 @@ static const char *const ath10k_core_fw_feature_str[] = { [ATH10K_FW_FEATURE_NON_BMI] = "non-bmi", [ATH10K_FW_FEATURE_SINGLE_CHAN_INFO_PER_CHANNEL] = "single-chan-info-per-channel", [ATH10K_FW_FEATURE_PEER_FIXED_RATE] = "peer-fixed-rate", + [ATH10K_FW_FEATURE_IRAM_RECOVERY] = "iram-recovery", }; static unsigned int ath10k_core_get_fw_feature_str(char *buf, @@ -2604,6 +2605,78 @@ static int ath10k_core_compat_services(struct ath10k *ar) return 0; } +#define TGT_IRAM_READ_PER_ITR (8 * 1024) + +static int ath10k_core_copy_target_iram(struct ath10k *ar) +{ + const struct ath10k_hw_mem_layout *hw_mem; + const struct ath10k_mem_region *tmp, *mem_region = NULL; + dma_addr_t paddr; + void *vaddr = NULL; + u8 num_read_itr; + int i, ret; + u32 len, remaining_len; + + hw_mem = ath10k_coredump_get_mem_layout(ar); + if (!hw_mem) + return -ENOMEM; + + for (i = 0; i < hw_mem->region_table.size; i++) { + tmp = &hw_mem->region_table.regions[i]; + if (tmp->type == ATH10K_MEM_REGION_TYPE_REG) { + mem_region = tmp; + break; + } + } + + if (!mem_region) + return -ENOMEM; + + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + if (ar->wmi.mem_chunks[i].req_id == + WMI_IRAM_RECOVERY_HOST_MEM_REQ_ID) { + vaddr = ar->wmi.mem_chunks[i].vaddr; + len = ar->wmi.mem_chunks[i].len; + break; + } + } + + if (!vaddr || !len) { + ath10k_warn(ar, "No allocated memory for IRAM back up"); + return -ENOMEM; + } + + len = (len < mem_region->len) ? len : mem_region->len; + paddr = mem_region->start; + num_read_itr = len / TGT_IRAM_READ_PER_ITR; + remaining_len = len % TGT_IRAM_READ_PER_ITR; + for (i = 0; i < num_read_itr; i++) { + ret = ath10k_hif_diag_read(ar, paddr, vaddr, + TGT_IRAM_READ_PER_ITR); + if (ret) { + ath10k_warn(ar, "failed to copy firmware IRAM contents: %d", + ret); + return ret; + } + + paddr += TGT_IRAM_READ_PER_ITR; + vaddr += TGT_IRAM_READ_PER_ITR; + } + + if (remaining_len) { + ret = ath10k_hif_diag_read(ar, paddr, vaddr, remaining_len); + if (ret) { + ath10k_warn(ar, "failed to copy firmware IRAM contents: %d", + ret); + return ret; + } + } + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "target IRAM back up completed\n"); + + return 0; +} + int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, const struct ath10k_fw_components *fw) { @@ -2636,7 +2709,7 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, if (status) goto err; - /* Some of of qca988x solutions are having global reset issue + /* Some of qca988x solutions are having global reset issue * during target initialization. Bypassing PLL setting before * downloading firmware and letting the SoC run on REF_CLK is * fixing the problem. Corresponding firmware change is also @@ -2765,6 +2838,16 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n", ar->hw->wiphy->fw_version); + if (test_bit(ATH10K_FW_FEATURE_IRAM_RECOVERY, + ar->running_fw->fw_file.fw_features)) { + status = ath10k_core_copy_target_iram(ar); + if (status) { + ath10k_warn(ar, "failed to copy target iram contents: %d", + status); + goto err_hif_stop; + } + } + if (test_bit(WMI_SERVICE_EXT_RES_CFG_SUPPORT, ar->wmi.svc_map) && mode == ATH10K_FIRMWARE_MODE_NORMAL) { val = 0; diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index b50ab9e229dc..f3853bd26275 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -84,6 +84,11 @@ #define ATH10K_MAX_RETRY_COUNT 30 +#define ATH10K_ITER_NORMAL_FLAGS (IEEE80211_IFACE_ITER_NORMAL | \ + IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER) +#define ATH10K_ITER_RESUME_FLAGS (IEEE80211_IFACE_ITER_RESUME_ALL |\ + IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER) + struct ath10k; static inline const char *ath10k_bus_str(enum ath10k_bus bus) @@ -829,6 +834,9 @@ enum ath10k_fw_features { /* Firmware allows setting peer fixed rate */ ATH10K_FW_FEATURE_PEER_FIXED_RATE = 21, + /* Firmware support IRAM recovery */ + ATH10K_FW_FEATURE_IRAM_RECOVERY = 22, + /* keep last */ ATH10K_FW_FEATURE_COUNT, }; diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index e8250a665433..b72cd81fdc79 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -1764,7 +1764,7 @@ static ssize_t ath10k_write_simulate_radar(struct file *file, struct ath10k *ar = file->private_data; struct ath10k_vif *arvif; - /* Just check for for the first vif alone, as all the vifs will be + /* Just check for the first vif alone, as all the vifs will be * sharing the same channel and if the channel is disabled, all the * vifs will share the same 'is_started' state. */ diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 2e3eb5bbe49c..dc32c7852a24 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -2066,7 +2066,7 @@ static void ath10k_mac_handle_beacon_iter(void *data, u8 *mac, void ath10k_mac_handle_beacon(struct ath10k *ar, struct sk_buff *skb) { ieee80211_iterate_active_interfaces_atomic(ar->hw, - IEEE80211_IFACE_ITER_NORMAL, + ATH10K_ITER_NORMAL_FLAGS, ath10k_mac_handle_beacon_iter, skb); } @@ -2099,7 +2099,7 @@ static void ath10k_mac_handle_beacon_miss_iter(void *data, u8 *mac, void ath10k_mac_handle_beacon_miss(struct ath10k *ar, u32 vdev_id) { ieee80211_iterate_active_interfaces_atomic(ar->hw, - IEEE80211_IFACE_ITER_NORMAL, + ATH10K_ITER_NORMAL_FLAGS, ath10k_mac_handle_beacon_miss_iter, &vdev_id); } @@ -3433,7 +3433,7 @@ void ath10k_mac_tx_unlock(struct ath10k *ar, int reason) return; ieee80211_iterate_active_interfaces_atomic(ar->hw, - IEEE80211_IFACE_ITER_RESUME_ALL, + ATH10K_ITER_RESUME_FLAGS, ath10k_mac_tx_unlock_iter, ar); @@ -3522,7 +3522,7 @@ void ath10k_mac_handle_tx_pause_vdev(struct ath10k *ar, u32 vdev_id, spin_lock_bh(&ar->htt.tx_lock); ieee80211_iterate_active_interfaces_atomic(ar->hw, - IEEE80211_IFACE_ITER_RESUME_ALL, + ATH10K_ITER_RESUME_FLAGS, ath10k_mac_handle_tx_pause_iter, &arg); spin_unlock_bh(&ar->htt.tx_lock); @@ -5457,7 +5457,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, /* Some firmware revisions don't wait for beacon tx completion before * sending another SWBA event. This could lead to hardware using old * (freed) beacon data in some cases, e.g. tx credit starvation - * combined with missed TBTT. This is very very rare. + * combined with missed TBTT. This is very rare. * * On non-IOMMU-enabled hosts this could be a possible security issue * because hw could beacon some random data on the air. On @@ -8696,7 +8696,7 @@ ath10k_mac_op_change_chanctx(struct ieee80211_hw *hw, if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH) { ieee80211_iterate_active_interfaces_atomic( hw, - IEEE80211_IFACE_ITER_NORMAL, + ATH10K_ITER_NORMAL_FLAGS, ath10k_mac_change_chanctx_cnt_iter, &arg); if (arg.n_vifs == 0) @@ -8709,7 +8709,7 @@ ath10k_mac_op_change_chanctx(struct ieee80211_hw *hw, ieee80211_iterate_active_interfaces_atomic( hw, - IEEE80211_IFACE_ITER_NORMAL, + ATH10K_ITER_NORMAL_FLAGS, ath10k_mac_change_chanctx_fill_iter, &arg); ath10k_mac_update_vif_chan(ar, arg.vifs, arg.n_vifs); @@ -9169,10 +9169,11 @@ static int ath10k_mac_op_set_tid_config(struct ieee80211_hw *hw, goto exit; } + ret = 0; + if (sta) goto exit; - ret = 0; arvif->tids_rst = 0; data.curr_vif = vif; data.ar = ar; @@ -9593,14 +9594,12 @@ static void ath10k_get_arvif_iter(void *data, u8 *mac, struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id) { struct ath10k_vif_iter arvif_iter; - u32 flags; memset(&arvif_iter, 0, sizeof(struct ath10k_vif_iter)); arvif_iter.vdev_id = vdev_id; - flags = IEEE80211_IFACE_ITER_RESUME_ALL; ieee80211_iterate_active_interfaces_atomic(ar->hw, - flags, + ATH10K_ITER_RESUME_FLAGS, ath10k_get_arvif_iter, &arvif_iter); if (!arvif_iter.arvif) { diff --git a/drivers/net/wireless/ath/ath10k/p2p.c b/drivers/net/wireless/ath/ath10k/p2p.c index 29c737b2f432..517b30f56b72 100644 --- a/drivers/net/wireless/ath/ath10k/p2p.c +++ b/drivers/net/wireless/ath/ath10k/p2p.c @@ -139,7 +139,7 @@ void ath10k_p2p_noa_update_by_vdev_id(struct ath10k *ar, u32 vdev_id, }; ieee80211_iterate_active_interfaces_atomic(ar->hw, - IEEE80211_IFACE_ITER_NORMAL, + ATH10K_ITER_NORMAL_FLAGS, ath10k_p2p_noa_update_vdev_iter, &arg); } diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 36426efdb2ea..8ab262931dce 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -3236,7 +3236,7 @@ static int ath10k_pci_init_irq(struct ath10k *ar) if (ret == 0) return 0; - /* fall-through */ + /* MHI failed, try legacy irq next */ } /* Try legacy irq diff --git a/drivers/net/wireless/ath/ath10k/qmi.c b/drivers/net/wireless/ath/ath10k/qmi.c index ae6b1f402adf..07e478f9a808 100644 --- a/drivers/net/wireless/ath/ath10k/qmi.c +++ b/drivers/net/wireless/ath/ath10k/qmi.c @@ -917,7 +917,7 @@ static void ath10k_qmi_msa_ready_ind(struct qmi_handle *qmi_hdl, ath10k_qmi_driver_event_post(qmi, ATH10K_QMI_EVENT_MSA_READY_IND, NULL); } -static struct qmi_msg_handler qmi_msg_handler[] = { +static const struct qmi_msg_handler qmi_msg_handler[] = { { .type = QMI_INDICATION, .msg_id = QMI_WLFW_FW_READY_IND_V01, @@ -981,7 +981,7 @@ static void ath10k_qmi_del_server(struct qmi_handle *qmi_hdl, NULL); } -static struct qmi_ops ath10k_qmi_ops = { +static const struct qmi_ops ath10k_qmi_ops = { .new_server = ath10k_qmi_new_server, .del_server = ath10k_qmi_del_server, }; diff --git a/drivers/net/wireless/ath/ath10k/rx_desc.h b/drivers/net/wireless/ath/ath10k/rx_desc.h index dec1582005b9..f2b6bf8f0d60 100644 --- a/drivers/net/wireless/ath/ath10k/rx_desc.h +++ b/drivers/net/wireless/ath/ath10k/rx_desc.h @@ -68,7 +68,7 @@ struct rx_attention { * first_msdu is set. * * peer_idx_invalid - * Indicates no matching entries within the the max search + * Indicates no matching entries within the max search * count. Only set when first_msdu is set. * * peer_idx_timeout diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c index 81ddaafb6721..aa1f86028f01 100644 --- a/drivers/net/wireless/ath/ath10k/sdio.c +++ b/drivers/net/wireless/ath/ath10k/sdio.c @@ -1248,7 +1248,7 @@ static int ath10k_sdio_bmi_exchange_msg(struct ath10k *ar, * Wait for first 4 bytes to be in FIFO * If CONSERVATIVE_BMI_READ is enabled, also wait for * a BMI command credit, which indicates that the ENTIRE - * response is available in the the FIFO + * response is available in the FIFO * * CASE 3: length > 128 * Wait for the first 4 bytes to be in FIFO @@ -1962,9 +1962,15 @@ static void ath10k_sdio_hif_stop(struct ath10k *ar) { struct ath10k_sdio_bus_request *req, *tmp_req; struct ath10k_sdio *ar_sdio = ath10k_sdio_priv(ar); + struct sk_buff *skb; ath10k_sdio_irq_disable(ar); + cancel_work_sync(&ar_sdio->async_work_rx); + + while ((skb = skb_dequeue(&ar_sdio->rx_head))) + dev_kfree_skb_any(skb); + cancel_work_sync(&ar_sdio->wr_async_work); spin_lock_bh(&ar_sdio->wr_async_lock); @@ -2307,8 +2313,8 @@ static int ath10k_sdio_dump_memory_section(struct ath10k *ar, } count = 0; - - for (i = 0; cur_section; i++) { + i = 0; + for (; cur_section; cur_section = next_section) { section_size = cur_section->end - cur_section->start; if (section_size <= 0) { @@ -2318,7 +2324,7 @@ static int ath10k_sdio_dump_memory_section(struct ath10k *ar, break; } - if ((i + 1) == mem_region->section_table.size) { + if (++i == mem_region->section_table.size) { /* last section */ next_section = NULL; skip_size = 0; @@ -2361,12 +2367,6 @@ static int ath10k_sdio_dump_memory_section(struct ath10k *ar, } count += skip_size; - - if (!next_section) - /* this was the last section */ - break; - - cur_section = next_section; } return count; diff --git a/drivers/net/wireless/ath/ath10k/usb.c b/drivers/net/wireless/ath/ath10k/usb.c index 05a620ff6fe2..19b9c27e30e2 100644 --- a/drivers/net/wireless/ath/ath10k/usb.c +++ b/drivers/net/wireless/ath/ath10k/usb.c @@ -997,6 +997,8 @@ static int ath10k_usb_probe(struct usb_interface *interface, ar_usb = ath10k_usb_priv(ar); ret = ath10k_usb_create(ar, interface); + if (ret) + goto err; ar_usb->ar = ar; ar->dev_id = product_id; @@ -1009,7 +1011,7 @@ static int ath10k_usb_probe(struct usb_interface *interface, ret = ath10k_core_register(ar, &bus_params); if (ret) { ath10k_warn(ar, "failed to register driver core: %d\n", ret); - goto err; + goto err_usb_destroy; } /* TODO: remove this once USB support is fully implemented */ @@ -1017,6 +1019,9 @@ static int ath10k_usb_probe(struct usb_interface *interface, return 0; +err_usb_destroy: + ath10k_usb_destroy(ar); + err: ath10k_core_destroy(ar); diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 932266d1111b..7b5834157fe5 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -1401,13 +1401,15 @@ static int ath10k_wmi_tlv_svc_avail_parse(struct ath10k *ar, u16 tag, u16 len, switch (tag) { case WMI_TLV_TAG_STRUCT_SERVICE_AVAILABLE_EVENT: + arg->service_map_ext_valid = true; arg->service_map_ext_len = *(__le32 *)ptr; arg->service_map_ext = ptr + sizeof(__le32); return 0; default: break; } - return -EPROTO; + + return 0; } static int ath10k_wmi_tlv_op_pull_svc_avail(struct ath10k *ar, diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 1fa7107a5051..c491acebdb46 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -1894,7 +1894,7 @@ static void ath10k_wmi_tx_beacons_iter(void *data, u8 *mac, static void ath10k_wmi_tx_beacons_nowait(struct ath10k *ar) { ieee80211_iterate_active_interfaces_atomic(ar->hw, - IEEE80211_IFACE_ITER_NORMAL, + ATH10K_ITER_NORMAL_FLAGS, ath10k_wmi_tx_beacons_iter, NULL); } @@ -5751,8 +5751,13 @@ void ath10k_wmi_event_service_available(struct ath10k *ar, struct sk_buff *skb) ret); } - ath10k_wmi_map_svc_ext(ar, arg.service_map_ext, ar->wmi.svc_map, - __le32_to_cpu(arg.service_map_ext_len)); + /* + * Initialization of "arg.service_map_ext_valid" to ZERO is necessary + * for the below logic to work. + */ + if (arg.service_map_ext_valid) + ath10k_wmi_map_svc_ext(ar, arg.service_map_ext, ar->wmi.svc_map, + __le32_to_cpu(arg.service_map_ext_len)); } static int ath10k_wmi_event_temperature(struct ath10k *ar, struct sk_buff *skb) diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 4898e19b0af6..d870f7067cb7 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -3060,6 +3060,8 @@ struct host_memory_chunk { __le32 size; } __packed; +#define WMI_IRAM_RECOVERY_HOST_MEM_REQ_ID 8 + struct wmi_host_mem_chunks { __le32 count; /* some fw revisions require at least 1 chunk regardless of count */ @@ -3832,7 +3834,7 @@ enum wmi_pdev_param { WMI_PDEV_PARAM_BEACON_TX_MODE, /* * Resource manager off chan mode . - * 0: turn off off chan mode. 1: turn on offchan mode + * 0: turn off offchan mode. 1: turn on offchan mode */ WMI_PDEV_PARAM_RESMGR_OFFCHAN_MODE, /* @@ -3936,7 +3938,7 @@ enum wmi_10x_pdev_param { WMI_10X_PDEV_PARAM_BEACON_TX_MODE, /* * Resource manager off chan mode . - * 0: turn off off chan mode. 1: turn on offchan mode + * 0: turn off offchan mode. 1: turn on offchan mode */ WMI_10X_PDEV_PARAM_RESMGR_OFFCHAN_MODE, /* @@ -6917,6 +6919,7 @@ struct wmi_svc_rdy_ev_arg { }; struct wmi_svc_avail_ev_arg { + bool service_map_ext_valid; __le32 service_map_ext_len; const __le32 *service_map_ext; }; |