diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/mwifiex/main.c | 49 | ||||
| -rw-r--r-- | drivers/net/wireless/mwifiex/main.h | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/mwifiex/pcie.c | 384 |
3 files changed, 226 insertions, 211 deletions
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 790a379..9d1b3ca 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -64,11 +64,10 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops, adapter->priv_num = 0; /* Allocate memory for private structure */ - adapter->priv[0] = kzalloc(sizeof(struct mwifiex_private), - GFP_KERNEL); + adapter->priv[0] = kzalloc(sizeof(struct mwifiex_private), GFP_KERNEL); if (!adapter->priv[0]) { - dev_err(adapter->dev, "%s: failed to alloc priv[0]\n", - __func__); + dev_err(adapter->dev, + "%s: failed to alloc priv[0]\n", __func__); goto error; } @@ -169,8 +168,8 @@ process_start: if ((adapter->ps_state == PS_STATE_SLEEP) && (adapter->pm_wakeup_card_req && !adapter->pm_wakeup_fw_try) && - (is_command_pending(adapter) - || !mwifiex_wmm_lists_empty(adapter))) { + (is_command_pending(adapter) || + !mwifiex_wmm_lists_empty(adapter))) { adapter->pm_wakeup_fw_try = true; adapter->if_ops.wakeup(adapter); continue; @@ -187,10 +186,10 @@ process_start: adapter->tx_lock_flag) break; - if (adapter->scan_processing || adapter->data_sent - || mwifiex_wmm_lists_empty(adapter)) { - if (adapter->cmd_sent || adapter->curr_cmd - || (!is_command_pending(adapter))) + if (adapter->scan_processing || adapter->data_sent || + mwifiex_wmm_lists_empty(adapter)) { + if (adapter->cmd_sent || adapter->curr_cmd || + (!is_command_pending(adapter))) break; } } @@ -223,10 +222,10 @@ process_start: /* * The ps_state may have been changed during processing of * Sleep Request event. */ - if ((adapter->ps_state == PS_STATE_SLEEP) - || (adapter->ps_state == PS_STATE_PRE_SLEEP) - || (adapter->ps_state == PS_STATE_SLEEP_CFM) - || adapter->tx_lock_flag) + if ((adapter->ps_state == PS_STATE_SLEEP) || + (adapter->ps_state == PS_STATE_PRE_SLEEP) || + (adapter->ps_state == PS_STATE_SLEEP_CFM) || + adapter->tx_lock_flag) continue; if (!adapter->cmd_sent && !adapter->curr_cmd) { @@ -249,8 +248,8 @@ process_start: } if (adapter->delay_null_pkt && !adapter->cmd_sent && - !adapter->curr_cmd && !is_command_pending(adapter) - && mwifiex_wmm_lists_empty(adapter)) { + !adapter->curr_cmd && !is_command_pending(adapter) && + mwifiex_wmm_lists_empty(adapter)) { if (!mwifiex_send_null_packet (mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET | @@ -371,7 +370,7 @@ mwifiex_fill_buffer(struct sk_buff *skb) iph = ip_hdr(skb); tid = IPTOS_PREC(iph->tos); pr_debug("data: packet type ETH_P_IP: %04x, tid=%#x prio=%#x\n", - eth->h_proto, tid, skb->priority); + eth->h_proto, tid, skb->priority); break; case __constant_htons(ETH_P_ARP): pr_debug("data: ARP packet: %04x\n", eth->h_proto); @@ -425,7 +424,7 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) struct mwifiex_txinfo *tx_info; dev_dbg(priv->adapter->dev, "data: %lu BSS(%d-%d): Data <= kernel\n", - jiffies, priv->bss_type, priv->bss_num); + jiffies, priv->bss_type, priv->bss_num); if (priv->adapter->surprise_removed) { kfree_skb(skb); @@ -441,7 +440,7 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) if (skb_headroom(skb) < MWIFIEX_MIN_DATA_HEADER_LEN) { dev_dbg(priv->adapter->dev, "data: Tx: insufficient skb headroom %d\n", - skb_headroom(skb)); + skb_headroom(skb)); /* Insufficient skb headroom - allocate a new skb */ new_skb = skb_realloc_headroom(skb, MWIFIEX_MIN_DATA_HEADER_LEN); @@ -454,7 +453,7 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) kfree_skb(skb); skb = new_skb; dev_dbg(priv->adapter->dev, "info: new skb headroomd %d\n", - skb_headroom(skb)); + skb_headroom(skb)); } tx_info = MWIFIEX_SKB_TXCB(skb); @@ -494,8 +493,8 @@ mwifiex_set_mac_address(struct net_device *dev, void *addr) if (!ret) memcpy(priv->netdev->dev_addr, priv->curr_addr, ETH_ALEN); else - dev_err(priv->adapter->dev, "set mac address failed: ret=%d" - "\n", ret); + dev_err(priv->adapter->dev, + "set mac address failed: ret=%d\n", ret); memcpy(dev->dev_addr, priv->curr_addr, ETH_ALEN); @@ -533,7 +532,7 @@ mwifiex_tx_timeout(struct net_device *dev) struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); dev_err(priv->adapter->dev, "%lu : Tx timeout, bss_type-num = %d-%d\n", - jiffies, priv->bss_type, priv->bss_num); + jiffies, priv->bss_type, priv->bss_num); mwifiex_set_trans_start(dev); priv->num_tx_timeout++; } @@ -704,7 +703,7 @@ mwifiex_add_card(void *card, struct semaphore *sem, rtnl_lock(); /* Create station interface by default */ if (!mwifiex_add_virtual_intf(priv->wdev->wiphy, "mlan%d", - NL80211_IFTYPE_STATION, NULL, NULL)) { + NL80211_IFTYPE_STATION, NULL, NULL)) { rtnl_unlock(); dev_err(adapter->dev, "cannot create default station" " interface\n"); @@ -781,7 +780,7 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem) if (priv && priv->netdev) { if (!netif_queue_stopped(priv->netdev)) mwifiex_stop_net_dev_queue(priv->netdev, - adapter); + adapter); if (netif_carrier_ok(priv->netdev)) netif_carrier_off(priv->netdev); } diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index c0df48f..35225e9 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -841,8 +841,8 @@ mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter, for (i = 0; i < adapter->priv_num; i++) { if (adapter->priv[i]) { - if ((adapter->priv[i]->bss_num == bss_num) - && (adapter->priv[i]->bss_type == bss_type)) + if ((adapter->priv[i]->bss_num == bss_num) && + (adapter->priv[i]->bss_type == bss_type)) break; } } diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index 1033f00..e1f45ec 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -83,7 +83,7 @@ static int mwifiex_pcie_probe(struct pci_dev *pdev, struct pcie_service_card *card; pr_debug("info: vendor=0x%4.04X device=0x%4.04X rev=%d\n", - pdev->vendor, pdev->device, pdev->revision); + pdev->vendor, pdev->device, pdev->revision); card = kzalloc(sizeof(struct pcie_service_card), GFP_KERNEL); if (!card) { @@ -110,6 +110,7 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev) { struct pcie_service_card *card; struct mwifiex_adapter *adapter; + struct mwifiex_private *priv; int i; card = pci_get_drvdata(pdev); @@ -128,16 +129,15 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev) for (i = 0; i < adapter->priv_num; i++) if ((GET_BSS_ROLE(adapter->priv[i]) == - MWIFIEX_BSS_ROLE_STA) && - adapter->priv[i]->media_connected) + MWIFIEX_BSS_ROLE_STA) && + adapter->priv[i]->media_connected) mwifiex_deauthenticate(adapter->priv[i], NULL); - mwifiex_disable_auto_ds(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY)); + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); - mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY), - MWIFIEX_FUNC_SHUTDOWN); + mwifiex_disable_auto_ds(priv); + + mwifiex_init_shutdown_fw(priv, MWIFIEX_FUNC_SHUTDOWN); } mwifiex_remove_card(card->adapter, &add_remove_card_sem); @@ -221,7 +221,7 @@ static int mwifiex_pcie_resume(struct pci_dev *pdev) netif_carrier_on(adapter->priv[i]->netdev); mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), - MWIFIEX_ASYNC_CMD); + MWIFIEX_ASYNC_CMD); return 0; } @@ -380,26 +380,26 @@ static int mwifiex_pcie_create_txbd_ring(struct mwifiex_adapter *adapter) /* allocate shared memory for the BD ring and divide the same in to several descriptors */ card->txbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * - MWIFIEX_MAX_TXRX_BD; + MWIFIEX_MAX_TXRX_BD; dev_dbg(adapter->dev, "info: txbd_ring: Allocating %d bytes\n", - card->txbd_ring_size); + card->txbd_ring_size); card->txbd_ring_vbase = kzalloc(card->txbd_ring_size, GFP_KERNEL); if (!card->txbd_ring_vbase) { - dev_err(adapter->dev, "Unable to allocate buffer for txbd ring.\n"); + dev_err(adapter->dev, "Unable to alloc buffer for txbd ring\n"); return -ENOMEM; } card->txbd_ring_pbase = virt_to_phys(card->txbd_ring_vbase); - dev_dbg(adapter->dev, "info: txbd_ring - base: %p, pbase: %#x:%x," - "len: %x\n", card->txbd_ring_vbase, - (u32)card->txbd_ring_pbase, - (u32)((u64)card->txbd_ring_pbase >> 32), - card->txbd_ring_size); + dev_dbg(adapter->dev, + "info: txbd_ring - base: %p, pbase: %#x:%x, len: %x\n", + card->txbd_ring_vbase, (u32)card->txbd_ring_pbase, + (u32)((u64)card->txbd_ring_pbase >> 32), card->txbd_ring_size); for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { card->txbd_ring[i] = (struct mwifiex_pcie_buf_desc *) - (card->txbd_ring_vbase + - (sizeof(struct mwifiex_pcie_buf_desc) * i)); + (card->txbd_ring_vbase + + (sizeof(struct mwifiex_pcie_buf_desc) + * i)); /* Allocate buffer here so that firmware can DMA data from it */ skb = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); @@ -412,10 +412,9 @@ static int mwifiex_pcie_create_txbd_ring(struct mwifiex_adapter *adapter) skb_put(skb, MWIFIEX_RX_DATA_BUF_SIZE); dev_dbg(adapter->dev, "info: TX ring: add new skb base: %p, " - "buf_base: %p, buf_pbase: %#x:%x, " - "buf_len: %#x\n", skb, skb->data, - (u32)*buf_pa, (u32)(((u64)*buf_pa >> 32)), - skb->len); + "buf_base: %p, buf_pbase: %#x:%x, buf_len: %#x\n", + skb, skb->data, (u32)*buf_pa, + (u32)(((u64)*buf_pa >> 32)), skb->len); card->tx_buf_list[i] = skb; card->txbd_ring[i]->paddr = *buf_pa; @@ -469,9 +468,9 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) card->rxbd_rdptr |= MWIFIEX_BD_FLAG_ROLLOVER_IND; card->rxbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * - MWIFIEX_MAX_TXRX_BD; + MWIFIEX_MAX_TXRX_BD; dev_dbg(adapter->dev, "info: rxbd_ring: Allocating %d bytes\n", - card->rxbd_ring_size); + card->rxbd_ring_size); card->rxbd_ring_vbase = kzalloc(card->rxbd_ring_size, GFP_KERNEL); if (!card->rxbd_ring_vbase) { dev_err(adapter->dev, "Unable to allocate buffer for " @@ -480,21 +479,23 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) } card->rxbd_ring_pbase = virt_to_phys(card->rxbd_ring_vbase); - dev_dbg(adapter->dev, "info: rxbd_ring - base: %p, pbase: %#x:%x," - "len: %#x\n", card->rxbd_ring_vbase, - (u32)card->rxbd_ring_pbase, - (u32)((u64)card->rxbd_ring_pbase >> 32), - card->rxbd_ring_size); + dev_dbg(adapter->dev, + "info: rxbd_ring - base: %p, pbase: %#x:%x, len: %#x\n", + card->rxbd_ring_vbase, (u32)card->rxbd_ring_pbase, + (u32)((u64)card->rxbd_ring_pbase >> 32), + card->rxbd_ring_size); for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { card->rxbd_ring[i] = (struct mwifiex_pcie_buf_desc *) - (card->rxbd_ring_vbase + - (sizeof(struct mwifiex_pcie_buf_desc) * i)); + (card->rxbd_ring_vbase + + (sizeof(struct mwifiex_pcie_buf_desc) + * i)); /* Allocate skb here so that firmware can DMA data from it */ skb = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for RX ring.\n"); + dev_err(adapter->dev, + "Unable to allocate skb for RX ring.\n"); kfree(card->rxbd_ring_vbase); return -ENOMEM; } @@ -502,10 +503,9 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) skb_put(skb, MWIFIEX_RX_DATA_BUF_SIZE); dev_dbg(adapter->dev, "info: RX ring: add new skb base: %p, " - "buf_base: %p, buf_pbase: %#x:%x, " - "buf_len: %#x\n", skb, skb->data, - (u32)*buf_pa, (u32)((u64)*buf_pa >> 32), - skb->len); + "buf_base: %p, buf_pbase: %#x:%x, buf_len: %#x\n", + skb, skb->data, (u32)*buf_pa, (u32)((u64)*buf_pa >> 32), + skb->len); card->rx_buf_list[i] = skb; card->rxbd_ring[i]->paddr = *buf_pa; @@ -562,32 +562,34 @@ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) card->evtbd_rdptr |= MWIFIEX_BD_FLAG_ROLLOVER_IND; card->evtbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * - MWIFIEX_MAX_EVT_BD; + MWIFIEX_MAX_EVT_BD; dev_dbg(adapter->dev, "info: evtbd_ring: Allocating %d bytes\n", - card->evtbd_ring_size); + card->evtbd_ring_size); card->evtbd_ring_vbase = kzalloc(card->evtbd_ring_size, GFP_KERNEL); if (!card->evtbd_ring_vbase) { - dev_err(adapter->dev, "Unable to allocate buffer. " - "Terminating download\n"); + dev_err(adapter->dev, + "Unable to allocate buffer. Terminating download\n"); return -ENOMEM; } card->evtbd_ring_pbase = virt_to_phys(card->evtbd_ring_vbase); - dev_dbg(adapter->dev, "info: CMDRSP/EVT bd_ring - base: %p, " - "pbase: %#x:%x, len: %#x\n", card->evtbd_ring_vbase, - (u32)card->evtbd_ring_pbase, - (u32)((u64)card->evtbd_ring_pbase >> 32), - card->evtbd_ring_size); + dev_dbg(adapter->dev, + "info: CMDRSP/EVT bd_ring - base: %p pbase: %#x:%x len: %#x\n", + card->evtbd_ring_vbase, (u32)card->evtbd_ring_pbase, + (u32)((u64)card->evtbd_ring_pbase >> 32), + card->evtbd_ring_size); for (i = 0; i < MWIFIEX_MAX_EVT_BD; i++) { card->evtbd_ring[i] = (struct mwifiex_pcie_buf_desc *) - (card->evtbd_ring_vbase + - (sizeof(struct mwifiex_pcie_buf_desc) * i)); + (card->evtbd_ring_vbase + + (sizeof(struct mwifiex_pcie_buf_desc) + * i)); /* Allocate skb here so that firmware can DMA data from it */ skb = dev_alloc_skb(MAX_EVENT_SIZE); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for EVENT buf.\n"); + dev_err(adapter->dev, + "Unable to allocate skb for EVENT buf.\n"); kfree(card->evtbd_ring_vbase); return -ENOMEM; } @@ -595,10 +597,9 @@ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) skb_put(skb, MAX_EVENT_SIZE); dev_dbg(adapter->dev, "info: Evt ring: add new skb. base: %p, " - "buf_base: %p, buf_pbase: %#x:%x, " - "buf_len: %#x\n", skb, skb->data, - (u32)*buf_pa, (u32)((u64)*buf_pa >> 32), - skb->len); + "buf_base: %p, buf_pbase: %#x:%x, buf_len: %#x\n", + skb, skb->data, (u32)*buf_pa, (u32)((u64)*buf_pa >> 32), + skb->len); card->evt_buf_list[i] = skb; card->evtbd_ring[i]->paddr = *buf_pa; @@ -647,8 +648,8 @@ static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter) /* Allocate memory for receiving command response data */ skb = dev_alloc_skb(MWIFIEX_UPLD_SIZE); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for command " - "response data.\n"); + dev_err(adapter->dev, + "Unable to allocate skb for command response data.\n"); return -ENOMEM; } mwifiex_update_sk_buff_pa(skb); @@ -659,8 +660,8 @@ static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter) /* Allocate memory for sending command to firmware */ skb = dev_alloc_skb(MWIFIEX_SIZE_OF_CMD_BUFFER); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for command " - "data.\n"); + dev_err(adapter->dev, + "Unable to allocate skb for command data.\n"); return -ENOMEM; } mwifiex_update_sk_buff_pa(skb); @@ -702,8 +703,8 @@ static int mwifiex_pcie_alloc_sleep_cookie_buf(struct mwifiex_adapter *adapter) /* Allocate memory for sleep cookie */ skb = dev_alloc_skb(sizeof(u32)); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for sleep " - "cookie!\n"); + dev_err(adapter->dev, + "Unable to allocate skb for sleep cookie!\n"); return -ENOMEM; } mwifiex_update_sk_buff_pa(skb); @@ -713,7 +714,7 @@ static int mwifiex_pcie_alloc_sleep_cookie_buf(struct mwifiex_adapter *adapter) *(u32 *)skb->data = FW_AWAKE_COOKIE; dev_dbg(adapter->dev, "alloc_scook: sleep cookie=0x%x\n", - *((u32 *)skb->data)); + *((u32 *)skb->data)); /* Save the sleep cookie */ card->sleep_cookie = skb; @@ -757,15 +758,15 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb) /* Read the TX ring read pointer set by firmware */ if (mwifiex_read_reg(adapter, REG_TXBD_RDPTR, &rdptr)) { - dev_err(adapter->dev, "SEND DATA: failed to read " - "REG_TXBD_RDPTR\n"); + dev_err(adapter->dev, + "SEND DATA: failed to read REG_TXBD_RDPTR\n"); return -1; } wrindx = card->txbd_wrptr & MWIFIEX_TXBD_MASK; dev_dbg(adapter->dev, "info: SEND DATA: <Rd: %#x, Wr: %#x>\n", rdptr, - card->txbd_wrptr); + card->txbd_wrptr); if (((card->txbd_wrptr & MWIFIEX_TXBD_MASK) != (rdptr & MWIFIEX_TXBD_MASK)) || ((card->txbd_wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) != @@ -797,32 +798,31 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb) /* Write the TX ring write pointer in to REG_TXBD_WRPTR */ if (mwifiex_write_reg(adapter, REG_TXBD_WRPTR, - card->txbd_wrptr)) { - dev_err(adapter->dev, "SEND DATA: failed to write " - "REG_TXBD_WRPTR\n"); + card->txbd_wrptr)) { + dev_err(adapter->dev, + "SEND DATA: failed to write REG_TXBD_WRPTR\n"); return 0; } /* Send the TX ready interrupt */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DNLD_RDY)) { - dev_err(adapter->dev, "SEND DATA: failed to assert " - "door-bell interrupt.\n"); + dev_err(adapter->dev, + "SEND DATA: failed to assert door-bell intr\n"); return -1; } dev_dbg(adapter->dev, "info: SEND DATA: Updated <Rd: %#x, Wr: " - "%#x> and sent packet to firmware " - "successfully\n", rdptr, - card->txbd_wrptr); + "%#x> and sent packet to firmware successfully\n", + rdptr, card->txbd_wrptr); } else { - dev_dbg(adapter->dev, "info: TX Ring full, can't send anymore " - "packets to firmware\n"); + dev_dbg(adapter->dev, + "info: TX Ring full, can't send packets to fw\n"); adapter->data_sent = true; /* Send the TX ready interrupt */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DNLD_RDY)) - dev_err(adapter->dev, "SEND DATA: failed to assert " - "door-bell interrupt\n"); + dev_err(adapter->dev, + "SEND DATA: failed to assert door-bell intr\n"); return -EBUSY; } @@ -842,8 +842,8 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) /* Read the RX ring Write pointer set by firmware */ if (mwifiex_read_reg(adapter, REG_RXBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "RECV DATA: failed to read " - "REG_TXBD_RDPTR\n"); + dev_err(adapter->dev, + "RECV DATA: failed to read REG_TXBD_RDPTR\n"); ret = -1; goto done; } @@ -861,12 +861,13 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) /* Get data length from interface header - first byte is len, second byte is type */ rx_len = *((u16 *)skb_data->data); - dev_dbg(adapter->dev, "info: RECV DATA: Rd=%#x, Wr=%#x, " - "Len=%d\n", card->rxbd_rdptr, wrptr, rx_len); + dev_dbg(adapter->dev, + "info: RECV DATA: Rd=%#x, Wr=%#x, Len=%d\n", + card->rxbd_rdptr, wrptr, rx_len); skb_tmp = dev_alloc_skb(rx_len); if (!skb_tmp) { - dev_dbg(adapter->dev, "info: Failed to alloc skb " - "for RX\n"); + dev_dbg(adapter->dev, + "info: Failed to alloc skb for RX\n"); ret = -EBUSY; goto done; } @@ -881,26 +882,26 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) MWIFIEX_BD_FLAG_ROLLOVER_IND); } dev_dbg(adapter->dev, "info: RECV DATA: <Rd: %#x, Wr: %#x>\n", - card->rxbd_rdptr, wrptr); + card->rxbd_rdptr, wrptr); /* Write the RX ring read pointer in to REG_RXBD_RDPTR */ if (mwifiex_write_reg(adapter, REG_RXBD_RDPTR, card->rxbd_rdptr)) { - dev_err(adapter->dev, "RECV DATA: failed to " - "write REG_RXBD_RDPTR\n"); + dev_err(adapter->dev, + "RECV DATA: failed to write REG_RXBD_RDPTR\n"); ret = -1; goto done; } /* Read the RX ring Write pointer set by firmware */ if (mwifiex_read_reg(adapter, REG_RXBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "RECV DATA: failed to read " - "REG_TXBD_RDPTR\n"); + dev_err(adapter->dev, + "RECV DATA: failed to read REG_TXBD_RDPTR\n"); ret = -1; goto done; } - dev_dbg(adapter->dev, "info: RECV DATA: Received packet from " - "firmware successfully\n"); + dev_dbg(adapter->dev, + "info: RECV DATA: Rcvd packet from fw successfully\n"); mwifiex_handle_rx_packet(adapter, skb_tmp); } @@ -919,17 +920,19 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) phys_addr_t *buf_pa = MWIFIEX_SKB_PACB(skb); if (!(skb->data && skb->len && *buf_pa)) { - dev_err(adapter->dev, "Invalid parameter in %s <%p, %#x:%x, " - "%x>\n", __func__, skb->data, skb->len, - (u32)*buf_pa, (u32)((u64)*buf_pa >> 32)); + dev_err(adapter->dev, + "Invalid parameter in %s <%p, %#x:%x, %x>\n", + __func__, skb->data, skb->len, + (u32)*buf_pa, (u32)((u64)*buf_pa >> 32)); return -1; } /* Write the lower 32bits of the physical address to scratch * register 0 */ if (mwifiex_write_reg(adapter, PCIE_SCRATCH_0_REG, (u32)*buf_pa)) { - dev_err(adapter->dev, "%s: failed to write download command " - "to boot code.\n", __func__); + dev_err(adapter->dev, + "%s: failed to write download command to boot code.\n", + __func__); return -1; } @@ -937,23 +940,25 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) * register 1 */ if (mwifiex_write_reg(adapter, PCIE_SCRATCH_1_REG, (u32)((u64)*buf_pa >> 32))) { - dev_err(adapter->dev, "%s: failed to write download command " - "to boot code.\n", __func__); + dev_err(adapter->dev, + "%s: failed to write download command to boot code.\n", + __func__); return -1; } /* Write the command length to scratch register 2 */ if (mwifiex_write_reg(adapter, PCIE_SCRATCH_2_REG, skb->len)) { - dev_err(adapter->dev, "%s: failed to write command length to " - "scratch register 2\n", __func__); + dev_err(adapter->dev, + "%s: failed to write command len to scratch reg 2\n", + __func__); return -1; } /* Ring the door bell */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DOOR_BELL)) { - dev_err(adapter->dev, "%s: failed to assert door-bell " - "interrupt.\n", __func__); + dev_err(adapter->dev, + "%s: failed to assert door-bell intr\n", __func__); return -1; } @@ -973,14 +978,14 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) if (!(skb->data && skb->len)) { dev_err(adapter->dev, "Invalid parameter in %s <%p, %#x>\n", - __func__, skb->data, skb->len); + __func__, skb->data, skb->len); return -1; } /* Make sure a command response buffer is available */ if (!card->cmdrsp_buf) { - dev_err(adapter->dev, "No response buffer available, send " - "command failed\n"); + dev_err(adapter->dev, + "No response buffer available, send command failed\n"); return -EBUSY; } @@ -1011,17 +1016,18 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) /* Write the lower 32bits of the cmdrsp buffer physical address */ if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_LO, - (u32)*cmdrsp_buf_pa)) { - dev_err(adapter->dev, "Failed to write download command to boot code.\n"); + (u32)*cmdrsp_buf_pa)) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } /* Write the upper 32bits of the cmdrsp buffer physical address */ if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_HI, - (u32)((u64)*cmdrsp_buf_pa >> 32))) { - dev_err(adapter->dev, "Failed to write download command" - " to boot code.\n"); + (u32)((u64)*cmdrsp_buf_pa >> 32))) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } @@ -1029,27 +1035,25 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) cmd_buf_pa = MWIFIEX_SKB_PACB(card->cmd_buf); /* Write the lower 32bits of the physical address to REG_CMD_ADDR_LO */ - if (mwifiex_write_reg(adapter, REG_CMD_ADDR_LO, - (u32)*cmd_buf_pa)) { - dev_err(adapter->dev, "Failed to write download command " - "to boot code.\n"); + if (mwifiex_write_reg(adapter, REG_CMD_ADDR_LO, (u32)*cmd_buf_pa)) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } /* Write the upper 32bits of the physical address to REG_CMD_ADDR_HI */ if (mwifiex_write_reg(adapter, REG_CMD_ADDR_HI, - (u32)((u64)*cmd_buf_pa >> 32))) { - dev_err(adapter->dev, "Failed to write download command " - "to boot code.\n"); + (u32)((u64)*cmd_buf_pa >> 32))) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } /* Write the command length to REG_CMD_SIZE */ - if (mwifiex_write_reg(adapter, REG_CMD_SIZE, - card->cmd_buf->len)) { - dev_err(adapter->dev, "Failed to write command length to " - "REG_CMD_SIZE\n"); + if (mwifiex_write_reg(adapter, REG_CMD_SIZE, card->cmd_buf->len)) { + dev_err(adapter->dev, + "Failed to write cmd len to REG_CMD_SIZE\n"); ret = -1; goto done; } @@ -1057,8 +1061,8 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) /* Ring the door bell */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DOOR_BELL)) { - dev_err(adapter->dev, "Failed to assert door-bell " - "interrupt.\n"); + dev_err(adapter->dev, + "Failed to assert door-bell intr\n"); ret = -1; goto done; } @@ -1076,30 +1080,29 @@ done: static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + struct sk_buff *skb = card->cmdrsp_buf; int count = 0; dev_dbg(adapter->dev, "info: Rx CMD Response\n"); if (!adapter->curr_cmd) { - skb_pull(card->cmdrsp_buf, INTF_HEADER_LEN); + skb_pull(skb, INTF_HEADER_LEN); if (adapter->ps_state == PS_STATE_SLEEP_CFM) { - mwifiex_process_sleep_confirm_resp(adapter, - card->cmdrsp_buf->data, - card->cmdrsp_buf->len); + mwifiex_process_sleep_confirm_resp(adapter, skb->data, + skb->len); while (mwifiex_pcie_ok_to_access_hw(adapter) && (count++ < 10)) usleep_range(50, 60); } else { - dev_err(adapter->dev, "There is no command but " - "got cmdrsp\n"); + dev_err(adapter->dev, + "There is no command but got cmdrsp\n"); } - memcpy(adapter->upld_buf, card->cmdrsp_buf->data, - min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, - card->cmdrsp_buf->len)); - skb_push(card->cmdrsp_buf, INTF_HEADER_LEN); + memcpy(adapter->upld_buf, skb->data, + min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len)); + skb_push(skb, INTF_HEADER_LEN); } else if (mwifiex_pcie_ok_to_access_hw(adapter)) { - skb_pull(card->cmdrsp_buf, INTF_HEADER_LEN); - adapter->curr_cmd->resp_skb = card->cmdrsp_buf; + skb_pull(skb, INTF_HEADER_LEN); + adapter->curr_cmd->resp_skb = skb; adapter->cmd_resp_received = true; /* Take the pointer and set it to CMD node and will return in the response complete callback */ @@ -1109,15 +1112,15 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) will prevent firmware from writing to the same response buffer again. */ if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_LO, 0)) { - dev_err(adapter->dev, "cmd_done: failed to clear " - "cmd_rsp address.\n"); + dev_err(adapter->dev, + "cmd_done: failed to clear cmd_rsp_addr_lo\n"); return -1; } /* Write the upper 32bits of the cmdrsp buffer physical address */ if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_HI, 0)) { - dev_err(adapter->dev, "cmd_done: failed to clear " - "cmd_rsp address.\n"); + dev_err(adapter->dev, + "cmd_done: failed to clear cmd_rsp_addr_hi\n"); return -1; } } @@ -1151,8 +1154,8 @@ static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter) u32 wrptr, event; if (adapter->event_received) { - dev_dbg(adapter->dev, "info: Event being processed, "\ - "do not process this interrupt just yet\n"); + dev_dbg(adapter->dev, "info: Event being processed, " + "do not process this interrupt just yet\n"); return 0; } @@ -1163,14 +1166,15 @@ static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter) /* Read the event ring write pointer set by firmware */ if (mwifiex_read_reg(adapter, REG_EVTBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "EventReady: failed to read REG_EVTBD_WRPTR\n"); + dev_err(adapter->dev, + "EventReady: failed to read REG_EVTBD_WRPTR\n"); return -1; } dev_dbg(adapter->dev, "info: EventReady: Initial <Rd: 0x%x, Wr: 0x%x>", - card->evtbd_rdptr, wrptr); - if (((wrptr & MWIFIEX_EVTBD_MASK) != - (card->evtbd_rdptr & MWIFIEX_EVTBD_MASK)) || + card->evtbd_rdptr, wrptr); + if (((wrptr & MWIFIEX_EVTBD_MASK) != (card->evtbd_rdptr + & MWIFIEX_EVTBD_MASK)) || ((wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) == (card->evtbd_rdptr & MWIFIEX_BD_FLAG_ROLLOVER_IND))) { struct sk_buff *skb_cmd; @@ -1230,13 +1234,14 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter, if (rdptr >= MWIFIEX_MAX_EVT_BD) { dev_err(adapter->dev, "event_complete: Invalid rdptr 0x%x\n", - rdptr); + rdptr); return -EINVAL; } /* Read the event ring write pointer set by firmware */ if (mwifiex_read_reg(adapter, REG_EVTBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "event_complete: failed to read REG_EVTBD_WRPTR\n"); + dev_err(adapter->dev, + "event_complete: failed to read REG_EVTBD_WRPTR\n"); return -1; } @@ -1249,9 +1254,9 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter, card->evtbd_ring[rdptr]->flags = 0; skb = NULL; } else { - dev_dbg(adapter->dev, "info: ERROR: Buffer is still valid at " - "index %d, <%p, %p>\n", rdptr, - card->evt_buf_list[rdptr], skb); + dev_dbg(adapter->dev, + "info: ERROR: buf still valid at index %d, <%p, %p>\n", + rdptr, card->evt_buf_list[rdptr], skb); } if ((++card->evtbd_rdptr & MWIFIEX_EVTBD_MASK) == MWIFIEX_MAX_EVT_BD) { @@ -1261,11 +1266,12 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter, } dev_dbg(adapter->dev, "info: Updated <Rd: 0x%x, Wr: 0x%x>", - card->evtbd_rdptr, wrptr); + card->evtbd_rdptr, wrptr); /* Write the event ring read pointer in to REG_EVTBD_RDPTR */ if (mwifiex_write_reg(adapter, REG_EVTBD_RDPTR, card->evtbd_rdptr)) { - dev_err(adapter->dev, "event_complete: failed to read REG_EVTBD_RDPTR\n"); + dev_err(adapter->dev, + "event_complete: failed to read REG_EVTBD_RDPTR\n"); return -1; } @@ -1299,17 +1305,17 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, } if (!firmware || !firmware_len) { - dev_err(adapter->dev, "No firmware image found! " - "Terminating download\n"); + dev_err(adapter->dev, + "No firmware image found! Terminating download\n"); return -1; } dev_dbg(adapter->dev, "info: Downloading FW image (%d bytes)\n", - firmware_len); + firmware_len); if (mwifiex_pcie_disable_host_int(adapter)) { - dev_err(adapter->dev, "%s: Disabling interrupts" - " failed.\n", __func__); + dev_err(adapter->dev, + "%s: Disabling interrupts failed.\n", __func__); return -1; } @@ -1332,7 +1338,8 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, ret = mwifiex_read_reg(adapter, PCIE_SCRATCH_2_REG, &len); if (ret) { - dev_warn(adapter->dev, "Failed reading length from boot code\n"); + dev_warn(adapter->dev, + "Failed reading len from boot code\n"); goto done; } if (len) @@ -1344,7 +1351,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, break; } else if (len > MWIFIEX_UPLD_SIZE) { pr_err("FW download failure @ %d, invalid length %d\n", - offset, len); + offset, len); ret = -1; goto done; } @@ -1360,8 +1367,8 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, goto done; } dev_err(adapter->dev, "FW CRC error indicated by the " - "helper: len = 0x%04X, txlen = " - "%d\n", len, txlen); + "helper: len = 0x%04X, txlen = %d\n", + len, txlen); len &= ~BIT(0); /* Setting this to 0 to resend from same offset */ txlen = 0; @@ -1374,9 +1381,9 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, dev_dbg(adapter->dev, "."); - tx_blocks = - (txlen + MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD - 1) / - MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD; + tx_blocks = (txlen + + MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD - 1) / + MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD; /* Copy payload to buffer */ memmove(skb->data, &firmware[offset], txlen); @@ -1387,7 +1394,8 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, /* Send the boot command to device */ if (mwifiex_pcie_send_boot_cmd(adapter, skb)) { - dev_err(adapter->dev, "Failed to send firmware download command\n"); + dev_err(adapter->dev, + "Failed to send firmware download command\n"); ret = -1; goto done; } @@ -1396,8 +1404,8 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, if (mwifiex_read_reg(adapter, PCIE_CPU_INT_STATUS, &ireg_intr)) { dev_err(adapter->dev, "%s: Failed to read " - "interrupt status during " - "fw dnld.\n", __func__); + "interrupt status during fw dnld.\n", + __func__); ret = -1; goto done; } @@ -1407,7 +1415,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, } while (true); dev_dbg(adapter->dev, "info:\nFW download over, size %d bytes\n", - offset); + offset); ret = 0; @@ -1430,14 +1438,15 @@ mwifiex_check_fw_status(struct mwifiex_adapter *adapter, u32 poll_num) /* Mask spurios interrupts */ if (mwifiex_write_reg(adapter, PCIE_HOST_INT_STATUS_MASK, - HOST_INTR_MASK)) { + HOST_INTR_MASK)) { dev_warn(adapter->dev, "Write register failed\n"); return -1; } dev_dbg(adapter->dev, "Setting driver ready signature\n"); if (mwifiex_write_reg(adapter, REG_DRV_READY, FIRMWARE_READY_PCIE)) { - dev_err(adapter->dev, "Failed to write driver ready signature\n"); + dev_err(adapter->dev, + "Failed to write driver ready signature\n"); return -1; } @@ -1468,8 +1477,9 @@ mwifiex_check_fw_status(struct mwifiex_adapter *adapter, u32 poll_num) adapter->winner = 1; ret = -1; } else { - dev_err(adapter->dev, "PCI-E is not the winner <%#x, %d>, exit download\n", - ret, adapter->winner); + dev_err(adapter->dev, + "PCI-E is not the winner <%#x,%d>, exit dnld\n", + ret, adapter->winner); ret = 0; } } @@ -1512,10 +1522,11 @@ static void mwifiex_interrupt_status(struct mwifiex_adapter *adapter) (adapter->ps_state == PS_STATE_SLEEP)) { mwifiex_pcie_enable_host_int(adapter); if (mwifiex_write_reg(adapter, - PCIE_CPU_INT_EVENT, - CPU_INTR_SLEEP_CFM_DONE)) { - dev_warn(adapter->dev, "Write register" - " failed\n"); + PCIE_CPU_INT_EVENT, + CPU_INTR_SLEEP_CFM_DONE) + ) { + dev_warn(adapter->dev, + "Write register failed\n"); return; } @@ -1551,7 +1562,7 @@ static irqreturn_t mwifiex_pcie_interrupt(int irq, void *context) card = (struct pcie_service_card *) pci_get_drvdata(pdev); if (!card || !card->adapter) { pr_debug("info: %s: card=%p adapter=%p\n", __func__, card, - card ? card->adapter : NULL); + card ? card->adapter : NULL); goto exit; } adapter = card->adapter; @@ -1594,7 +1605,7 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) if (adapter->int_status & HOST_INTR_DNLD_DONE) { adapter->int_status &= ~HOST_INTR_DNLD_DONE; if (adapter->data_sent) { - dev_dbg(adapter->dev, "info: DATA sent Interrupt\n"); + dev_dbg(adapter->dev, "info: DATA sent intr\n"); adapter->data_sent = false; } } @@ -1616,7 +1627,8 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) if (adapter->int_status & HOST_INTR_CMD_DONE) { adapter->int_status &= ~HOST_INTR_CMD_DONE; if (adapter->cmd_sent) { - dev_dbg(adapter->dev, "info: CMD sent Interrupt\n"); + dev_dbg(adapter->dev, + "info: CMD sent Interrupt\n"); adapter->cmd_sent = false; } /* Handle command response */ @@ -1628,15 +1640,17 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) if (mwifiex_pcie_ok_to_access_hw(adapter)) { if (mwifiex_read_reg(adapter, PCIE_HOST_INT_STATUS, &pcie_ireg)) { - dev_warn(adapter->dev, "Read register failed\n"); + dev_warn(adapter->dev, + "Read register failed\n"); return -1; } if ((pcie_ireg != 0xFFFFFFFF) && (pcie_ireg)) { if (mwifiex_write_reg(adapter, - PCIE_HOST_INT_STATUS, ~pcie_ireg)) { - dev_warn(adapter->dev, "Write register" - " failed\n"); + PCIE_HOST_INT_STATUS, + ~pcie_ireg)) { + dev_warn(adapter->dev, + "Write register failed\n"); return -1; } adapter->int_status |= pcie_ireg; @@ -1646,7 +1660,7 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) } } dev_dbg(adapter->dev, "info: cmd_sent=%d data_sent=%d\n", - adapter->cmd_sent, adapter->data_sent); + adapter->cmd_sent, adapter->data_sent); mwifiex_pcie_enable_host_int(adapter); return 0; @@ -1737,8 +1751,9 @@ static int mwifiex_pcie_init(struct mwifiex_adapter *adapter) goto err_iomap2; } - dev_dbg(adapter->dev, "PCI memory map Virt0: %p PCI memory map Virt2: " - "%p\n", card->pci_mmap, card->pci_mmap1); + dev_dbg(adapter->dev, + "PCI memory map Virt0: %p PCI memory map Virt2: %p\n", + card->pci_mmap, card->pci_mmap1); card->cmdrsp_buf = NULL; ret = mwifiex_pcie_create_txbd_ring(adapter); @@ -1808,7 +1823,8 @@ static void mwifiex_pcie_cleanup(struct mwifiex_adapter *adapter) dev_dbg(adapter->dev, "Clearing driver ready signature\n"); if (user_rmmod) { if (mwifiex_write_reg(adapter, REG_DRV_READY, 0x00000000)) - dev_err(adapter->dev, "Failed to write driver not-ready signature\n"); + dev_err(adapter->dev, + "Failed to write driver not-ready signature\n"); } if (pdev) { |