diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlegacy')
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/3945-debug.c | 28 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/3945-mac.c | 200 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/3945-rs.c | 55 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/3945.c | 79 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/3945.h | 27 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/4965-calib.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/4965-debug.c | 20 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/4965-mac.c | 240 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/4965-rs.c | 113 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/4965.c | 71 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/4965.h | 22 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/Kconfig | 21 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/commands.h | 329 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/common.c | 234 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/common.h | 67 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/debug.c | 57 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlegacy/iwl-spectrum.h | 41 |
17 files changed, 607 insertions, 999 deletions
diff --git a/drivers/net/wireless/intel/iwlegacy/3945-debug.c b/drivers/net/wireless/intel/iwlegacy/3945-debug.c index a2960032be81..4e3fc91b725e 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-debug.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-debug.c @@ -1,26 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * GPL LICENSE SUMMARY - * * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -185,7 +167,7 @@ il3945_ucode_rx_stats_read(struct file *file, char __user *user_buf, pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" - "acumulative delta max\n", + "accumulative delta max\n", "Statistics_Rx - CCK:"); pos += scnprintf(buf + pos, bufsz - pos, @@ -273,7 +255,7 @@ il3945_ucode_rx_stats_read(struct file *file, char __user *user_buf, pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" - "acumulative delta max\n", + "accumulative delta max\n", "Statistics_Rx - GENERAL:"); pos += scnprintf(buf + pos, bufsz - pos, @@ -346,7 +328,7 @@ il3945_ucode_tx_stats_read(struct file *file, char __user *user_buf, pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" - "acumulative delta max\n", + "accumulative delta max\n", "Statistics_Tx:"); pos += scnprintf(buf + pos, bufsz - pos, @@ -447,7 +429,7 @@ il3945_ucode_general_stats_read(struct file *file, char __user *user_buf, pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" - "acumulative delta max\n", + "accumulative delta max\n", "Statistics_General:"); pos += scnprintf(buf + pos, bufsz - pos, diff --git a/drivers/net/wireless/intel/iwlegacy/3945-mac.c b/drivers/net/wireless/intel/iwlegacy/3945-mac.c index 57e3b6cca234..104748fcdc33 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-mac.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. @@ -5,22 +6,6 @@ * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -33,7 +18,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/pci.h> -#include <linux/pci-aspm.h> #include <linux/slab.h> #include <linux/dma-mapping.h> #include <linux/delay.h> @@ -244,9 +228,7 @@ il3945_set_dynamic_key(struct il_priv *il, struct ieee80211_key_conf *keyconf, static int il3945_remove_static_key(struct il_priv *il) { - int ret = -EOPNOTSUPP; - - return ret; + return -EOPNOTSUPP; } static int @@ -383,7 +365,7 @@ il3945_build_tx_cmd_hwcrypto(struct il_priv *il, struct ieee80211_tx_info *info, case WLAN_CIPHER_SUITE_WEP104: tx_cmd->sec_ctl |= TX_CMD_SEC_KEY128; - /* fall through */ + fallthrough; case WLAN_CIPHER_SUITE_WEP40: tx_cmd->sec_ctl |= TX_CMD_SEC_WEP | (info->control.hw_key-> @@ -589,20 +571,18 @@ il3945_tx_skb(struct il_priv *il, /* Physical address of this Tx command's header (not MAC header!), * within command buffer array. */ - txcmd_phys = - pci_map_single(il->pci_dev, &out_cmd->hdr, firstlen, - PCI_DMA_TODEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, txcmd_phys))) + txcmd_phys = dma_map_single(&il->pci_dev->dev, &out_cmd->hdr, firstlen, + DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, txcmd_phys))) goto drop_unlock; /* Set up TFD's 2nd entry to point directly to remainder of skb, * if any (802.11 null frames have no payload). */ secondlen = skb->len - hdr_len; if (secondlen > 0) { - phys_addr = - pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen, - PCI_DMA_TODEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, phys_addr))) + phys_addr = dma_map_single(&il->pci_dev->dev, skb->data + hdr_len, + secondlen, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, phys_addr))) goto drop_unlock; } @@ -769,9 +749,7 @@ il3945_hdl_alive(struct il_priv *il, struct il_rx_buf *rxb) static void il3945_hdl_add_sta(struct il_priv *il, struct il_rx_buf *rxb) { -#ifdef CONFIG_IWLEGACY_DEBUG struct il_rx_pkt *pkt = rxb_addr(rxb); -#endif D_RX("Received C_ADD_STA: 0x%02X\n", pkt->u.status); } @@ -825,7 +803,7 @@ il3945_hdl_card_state(struct il_priv *il, struct il_rx_buf *rxb) wake_up(&il->wait_command_queue); } -/** +/* * il3945_setup_handlers - Initialize Rx handler callbacks * * Setup the RX handlers for each of the reply types sent from the uCode @@ -925,7 +903,7 @@ il3945_setup_handlers(struct il_priv *il) * */ -/** +/* * il3945_dma_addr2rbd_ptr - convert a DMA address to a uCode read buffer ptr */ static inline __le32 @@ -934,7 +912,7 @@ il3945_dma_addr2rbd_ptr(struct il_priv *il, dma_addr_t dma_addr) return cpu_to_le32((u32) dma_addr); } -/** +/* * il3945_rx_queue_restock - refill RX queue from pre-allocated pool * * If there are slots in the RX queue that need to be restocked, @@ -984,7 +962,7 @@ il3945_rx_queue_restock(struct il_priv *il) } } -/** +/* * il3945_rx_replenish - Move all used packet from rx_used to rx_free * * When moving to rx_free an SKB is allocated for the slot. @@ -1035,11 +1013,11 @@ il3945_rx_allocate(struct il_priv *il, gfp_t priority) /* Get physical address of RB/SKB */ page_dma = - pci_map_page(il->pci_dev, page, 0, + dma_map_page(&il->pci_dev->dev, page, 0, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, page_dma))) { + if (unlikely(dma_mapping_error(&il->pci_dev->dev, page_dma))) { __free_pages(page, il->hw_params.rx_page_order); break; } @@ -1048,9 +1026,9 @@ il3945_rx_allocate(struct il_priv *il, gfp_t priority) if (list_empty(&rxq->rx_used)) { spin_unlock_irqrestore(&rxq->lock, flags); - pci_unmap_page(il->pci_dev, page_dma, + dma_unmap_page(&il->pci_dev->dev, page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); __free_pages(page, il->hw_params.rx_page_order); return; } @@ -1082,9 +1060,10 @@ il3945_rx_queue_reset(struct il_priv *il, struct il_rx_queue *rxq) /* In the reset function, these buffers may have been allocated * to an SKB, so we need to unmap and free potential storage */ if (rxq->pool[i].page != NULL) { - pci_unmap_page(il->pci_dev, rxq->pool[i].page_dma, + dma_unmap_page(&il->pci_dev->dev, + rxq->pool[i].page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); __il_free_pages(il, rxq->pool[i].page); rxq->pool[i].page = NULL; } @@ -1131,9 +1110,10 @@ il3945_rx_queue_free(struct il_priv *il, struct il_rx_queue *rxq) int i; for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) { if (rxq->pool[i].page != NULL) { - pci_unmap_page(il->pci_dev, rxq->pool[i].page_dma, + dma_unmap_page(&il->pci_dev->dev, + rxq->pool[i].page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); __il_free_pages(il, rxq->pool[i].page); rxq->pool[i].page = NULL; } @@ -1147,45 +1127,7 @@ il3945_rx_queue_free(struct il_priv *il, struct il_rx_queue *rxq) rxq->rb_stts = NULL; } -/* Convert linear signal-to-noise ratio into dB */ -static u8 ratio2dB[100] = { -/* 0 1 2 3 4 5 6 7 8 9 */ - 0, 0, 6, 10, 12, 14, 16, 17, 18, 19, /* 00 - 09 */ - 20, 21, 22, 22, 23, 23, 24, 25, 26, 26, /* 10 - 19 */ - 26, 26, 26, 27, 27, 28, 28, 28, 29, 29, /* 20 - 29 */ - 29, 30, 30, 30, 31, 31, 31, 31, 32, 32, /* 30 - 39 */ - 32, 32, 32, 33, 33, 33, 33, 33, 34, 34, /* 40 - 49 */ - 34, 34, 34, 34, 35, 35, 35, 35, 35, 35, /* 50 - 59 */ - 36, 36, 36, 36, 36, 36, 36, 37, 37, 37, /* 60 - 69 */ - 37, 37, 37, 37, 37, 38, 38, 38, 38, 38, /* 70 - 79 */ - 38, 38, 38, 38, 38, 39, 39, 39, 39, 39, /* 80 - 89 */ - 39, 39, 39, 39, 39, 40, 40, 40, 40, 40 /* 90 - 99 */ -}; - -/* Calculates a relative dB value from a ratio of linear - * (i.e. not dB) signal levels. - * Conversion assumes that levels are voltages (20*log), not powers (10*log). */ -int -il3945_calc_db_from_ratio(int sig_ratio) -{ - /* 1000:1 or higher just report as 60 dB */ - if (sig_ratio >= 1000) - return 60; - - /* 100:1 or higher, divide by 10 and use table, - * add 20 dB to make up for divide by 10 */ - if (sig_ratio >= 100) - return 20 + (int)ratio2dB[sig_ratio / 10]; - - /* We shouldn't see this */ - if (sig_ratio < 1) - return 0; - - /* Use table for ratios 1:1 - 99:1 */ - return (int)ratio2dB[sig_ratio]; -} - -/** +/* * il3945_rx_handle - Main entry function for receiving responses from uCode * * Uses the il->handlers callback function array to invoke @@ -1222,8 +1164,6 @@ il3945_rx_handle(struct il_priv *il) D_RX("r = %d, i = %d\n", r, i); while (i != r) { - int len; - rxb = rxq->queue[i]; /* If an RXB doesn't have a Rx queue slot associated with it, @@ -1233,14 +1173,10 @@ il3945_rx_handle(struct il_priv *il) rxq->queue[i] = NULL; - pci_unmap_page(il->pci_dev, rxb->page_dma, + dma_unmap_page(&il->pci_dev->dev, rxb->page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); pkt = rxb_addr(rxb); - - len = le32_to_cpu(pkt->len_n_flags) & IL_RX_FRAME_SIZE_MSK; - len += sizeof(u32); /* account for status word */ - reclaim = il_need_reclaim(il, pkt); /* Based on type of command response or notification, @@ -1280,11 +1216,11 @@ il3945_rx_handle(struct il_priv *il) spin_lock_irqsave(&rxq->lock, flags); if (rxb->page != NULL) { rxb->page_dma = - pci_map_page(il->pci_dev, rxb->page, 0, - PAGE_SIZE << il->hw_params. - rx_page_order, PCI_DMA_FROMDEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, - rxb->page_dma))) { + dma_map_page(&il->pci_dev->dev, rxb->page, 0, + PAGE_SIZE << il->hw_params.rx_page_order, + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, + rxb->page_dma))) { __il_free_pages(il, rxb->page); rxb->page = NULL; list_add_tail(&rxb->list, &rxq->rx_used); @@ -1392,8 +1328,9 @@ il3945_dump_nic_error_log(struct il_priv *il) } static void -il3945_irq_tasklet(struct il_priv *il) +il3945_irq_tasklet(struct tasklet_struct *t) { + struct il_priv *il = from_tasklet(il, t, irq_tasklet); u32 inta, handled = 0; u32 inta_fh; unsigned long flags; @@ -1671,7 +1608,7 @@ il3945_dealloc_ucode_pci(struct il_priv *il) il_free_fw_desc(il->pci_dev, &il->ucode_boot); } -/** +/* * il3945_verify_inst_full - verify runtime uCode image in card vs. host, * looking at all data. */ @@ -1710,7 +1647,7 @@ il3945_verify_inst_full(struct il_priv *il, __le32 * image, u32 len) return rc; } -/** +/* * il3945_verify_inst_sparse - verify runtime uCode image in card vs. host, * using sample data 100 bytes apart. If these sample points are good, * it's a pretty good bet that everything between them is good, too. @@ -1747,7 +1684,7 @@ il3945_verify_inst_sparse(struct il_priv *il, __le32 * image, u32 len) return rc; } -/** +/* * il3945_verify_ucode - determine which instruction image is in SRAM, * and verify its contents */ @@ -1828,7 +1765,7 @@ IL3945_UCODE_GET(init_size); IL3945_UCODE_GET(init_data_size); IL3945_UCODE_GET(boot_size); -/** +/* * il3945_read_ucode - Read uCode images from disk file. * * Copy into buffers for card to fetch via bus-mastering @@ -2064,7 +2001,7 @@ error: return ret; } -/** +/* * il3945_set_ucode_ptrs - Set uCode address location * * Tell initialization uCode where to find runtime uCode. @@ -2098,7 +2035,7 @@ il3945_set_ucode_ptrs(struct il_priv *il) return 0; } -/** +/* * il3945_init_alive_start - Called after N_ALIVE notification received * * Called after N_ALIVE notification received from "initialize" uCode. @@ -2142,7 +2079,7 @@ restart: queue_work(il->workqueue, &il->restart); } -/** +/* * il3945_alive_start - called after N_ALIVE notification received * from protocol/runtime uCode (initialization uCode's * Alive gets handled by il3945_init_alive_start()). @@ -2251,7 +2188,7 @@ __il3945_down(struct il_priv *il) /* Stop TX queues watchdog. We need to have S_EXIT_PENDING bit set * to prevent rearm timer */ - del_timer_sync(&il->watchdog); + timer_delete_sync(&il->watchdog); /* Station information will now be cleared in device */ il_clear_ucode_stations(il); @@ -2317,9 +2254,7 @@ __il3945_down(struct il_priv *il) il3945_hw_txq_ctx_free(il); exit: memset(&il->card_alive, 0, sizeof(struct il_alive_resp)); - - if (il->beacon_skb) - dev_kfree_skb(il->beacon_skb); + dev_kfree_skb(il->beacon_skb); il->beacon_skb = NULL; /* clear out any free frames */ @@ -2722,7 +2657,7 @@ il3945_post_associate(struct il_priv *il) if (!il->vif || !il->is_open) return; - D_ASSOC("Associated as %d to: %pM\n", il->vif->bss_conf.aid, + D_ASSOC("Associated as %d to: %pM\n", il->vif->cfg.aid, il->active.bssid_addr); if (test_bit(S_EXIT_PENDING, &il->status)) @@ -2739,9 +2674,9 @@ il3945_post_associate(struct il_priv *il) il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; - il->staging.assoc_id = cpu_to_le16(il->vif->bss_conf.aid); + il->staging.assoc_id = cpu_to_le16(il->vif->cfg.aid); - D_ASSOC("assoc id %d beacon interval %d\n", il->vif->bss_conf.aid, + D_ASSOC("assoc id %d beacon interval %d\n", il->vif->cfg.aid, il->vif->bss_conf.beacon_int); if (il->vif->bss_conf.use_short_preamble) @@ -2840,7 +2775,7 @@ out_release_irq: } static void -il3945_mac_stop(struct ieee80211_hw *hw) +il3945_mac_stop(struct ieee80211_hw *hw, bool suspend) { struct il_priv *il = hw->priv; @@ -3275,7 +3210,7 @@ il3945_store_measurement(struct device *d, struct device_attribute *attr, if (count) { char *p = buffer; - strlcpy(buffer, buf, sizeof(buffer)); + strscpy(buffer, buf, sizeof(buffer)); channel = simple_strtoul(p, NULL, 0); if (channel) params.channel = channel; @@ -3399,10 +3334,12 @@ static DEVICE_ATTR(dump_errors, 0200, NULL, il3945_dump_error_log); * *****************************************************************************/ -static void +static int il3945_setup_deferred_work(struct il_priv *il) { il->workqueue = create_singlethread_workqueue(DRV_NAME); + if (!il->workqueue) + return -ENOMEM; init_waitqueue_head(&il->wait_command_queue); @@ -3418,9 +3355,9 @@ il3945_setup_deferred_work(struct il_priv *il) timer_setup(&il->watchdog, il_bg_watchdog, 0); - tasklet_init(&il->irq_tasklet, - (void (*)(unsigned long))il3945_irq_tasklet, - (unsigned long)il); + tasklet_setup(&il->irq_tasklet, il3945_irq_tasklet); + + return 0; } static void @@ -3457,7 +3394,12 @@ static const struct attribute_group il3945_attribute_group = { }; static struct ieee80211_ops il3945_mac_ops __ro_after_init = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = il3945_mac_tx, + .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = il3945_mac_start, .stop = il3945_mac_stop, .add_interface = il_mac_add_interface, @@ -3639,9 +3581,7 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); - if (!err) - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (err) { IL_WARN("No suitable DMA available.\n"); goto out_pci_disable_device; @@ -3742,7 +3682,10 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } il_set_rxon_channel(il, &il->bands[NL80211_BAND_2GHZ].channels[5]); - il3945_setup_deferred_work(il); + err = il3945_setup_deferred_work(il); + if (err) + goto out_remove_sysfs; + il3945_setup_handlers(il); il_power_initialize(il); @@ -3754,21 +3697,19 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = il3945_setup_mac(il); if (err) - goto out_remove_sysfs; + goto out_destroy_workqueue; - err = il_dbgfs_register(il, DRV_NAME); - if (err) - IL_ERR("failed to create debugfs files. Ignoring error: %d\n", - err); + il_dbgfs_register(il, DRV_NAME); /* Start monitoring the killswitch */ queue_delayed_work(il->workqueue, &il->_3945.rfkill_poll, 2 * HZ); return 0; -out_remove_sysfs: +out_destroy_workqueue: destroy_workqueue(il->workqueue); il->workqueue = NULL; +out_remove_sysfs: sysfs_remove_group(&pdev->dev.kobj, &il3945_attribute_group); out_release_irq: free_irq(il->pci_dev->irq, il); @@ -3847,7 +3788,6 @@ il3945_pci_remove(struct pci_dev *pdev) il3945_unset_hw_params(il); /*netif_stop_queue(dev); */ - flush_workqueue(il->workqueue); /* ieee80211_unregister_hw calls il3945_mac_stop, which flushes * il->workqueue... so we can't take down the workqueue @@ -3865,9 +3805,7 @@ il3945_pci_remove(struct pci_dev *pdev) il_free_channel_map(il); il_free_geos(il); kfree(il->scan_cmd); - if (il->beacon_skb) - dev_kfree_skb(il->beacon_skb); - + dev_kfree_skb(il->beacon_skb); ieee80211_free_hw(il->hw); } diff --git a/drivers/net/wireless/intel/iwlegacy/3945-rs.c b/drivers/net/wireless/intel/iwlegacy/3945-rs.c index a697edd46e7f..1826c37c090c 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-rs.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-rs.c @@ -1,23 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -139,7 +124,7 @@ il3945_clear_win(struct il3945_rate_scale_data *win) win->stamp = 0; } -/** +/* * il3945_rate_scale_flush_wins - flush out the rate scale wins * * Returns the number of wins that have gathered data but were @@ -183,7 +168,8 @@ il3945_rate_scale_flush_wins(struct il3945_rs_sta *rs_sta) static void il3945_bg_rate_scale_flush(struct timer_list *t) { - struct il3945_rs_sta *rs_sta = from_timer(rs_sta, t, rate_scale_flush); + struct il3945_rs_sta *rs_sta = timer_container_of(rs_sta, t, + rate_scale_flush); struct il_priv *il __maybe_unused = rs_sta->il; int unflushed = 0; unsigned long flags; @@ -244,7 +230,7 @@ il3945_bg_rate_scale_flush(struct timer_list *t) D_RATE("leave\n"); } -/** +/* * il3945_collect_tx_data - Update the success/failure sliding win * * We keep a sliding win of the last 64 packets transmitted @@ -369,13 +355,13 @@ il3945_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id) * after assoc.. */ for (i = sband->n_bitrates - 1; i >= 0; i--) { - if (sta->supp_rates[sband->band] & (1 << i)) { + if (sta->deflink.supp_rates[sband->band] & (1 << i)) { rs_sta->last_txrate_idx = i; break; } } - il->_3945.sta_supp_rates = sta->supp_rates[sband->band]; + il->_3945.sta_supp_rates = sta->deflink.supp_rates[sband->band]; /* For 5 GHz band it start at IL_FIRST_OFDM_RATE */ if (sband->band == NL80211_BAND_5GHZ) { rs_sta->last_txrate_idx += IL_FIRST_OFDM_RATE; @@ -389,7 +375,7 @@ out: } static void * -il3945_rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir) +il3945_rs_alloc(struct ieee80211_hw *hw) { return hw->priv; } @@ -428,10 +414,10 @@ il3945_rs_free_sta(void *il_priv, struct ieee80211_sta *sta, void *il_sta) * to use il_priv to print out debugging) since it may not be fully * initialized at this point. */ - del_timer_sync(&rs_sta->rate_scale_flush); + timer_delete_sync(&rs_sta->rate_scale_flush); } -/** +/* * il3945_rs_tx_status - Update rate control values based on Tx results * * NOTE: Uses il_priv->retry_rate for the # of retries attempted by @@ -599,7 +585,7 @@ il3945_get_adjacent_rate(struct il3945_rs_sta *rs_sta, u8 idx, u16 rate_mask, return (high << 8) | low; } -/** +/* * il3945_rs_get_rate - find the rate for the requested packet * * Returns the ieee80211_rate structure allocated by the driver. @@ -646,10 +632,7 @@ il3945_rs_get_rate(void *il_r, struct ieee80211_sta *sta, void *il_sta, il_sta = NULL; } - if (rate_control_send_low(sta, il_sta, txrc)) - return; - - rate_mask = sta->supp_rates[sband->band]; + rate_mask = sta->deflink.supp_rates[sband->band]; /* get user max rate if set */ max_rate_idx = fls(txrc->rate_idx_mask) - 1; @@ -861,17 +844,8 @@ il3945_add_debugfs(void *il, void *il_sta, struct dentry *dir) { struct il3945_rs_sta *lq_sta = il_sta; - lq_sta->rs_sta_dbgfs_stats_table_file = - debugfs_create_file("rate_stats_table", 0600, dir, lq_sta, - &rs_sta_dbgfs_stats_table_ops); - -} - -static void -il3945_remove_debugfs(void *il, void *il_sta) -{ - struct il3945_rs_sta *lq_sta = il_sta; - debugfs_remove(lq_sta->rs_sta_dbgfs_stats_table_file); + debugfs_create_file("rate_stats_table", 0600, dir, lq_sta, + &rs_sta_dbgfs_stats_table_ops); } #endif @@ -898,7 +872,6 @@ static const struct rate_control_ops rs_ops = { .free_sta = il3945_rs_free_sta, #ifdef CONFIG_MAC80211_DEBUGFS .add_sta_debugfs = il3945_add_debugfs, - .remove_sta_debugfs = il3945_remove_debugfs, #endif }; diff --git a/drivers/net/wireless/intel/iwlegacy/3945.c b/drivers/net/wireless/intel/iwlegacy/3945.c index 3e568ce2fb20..b0656b143f77 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945.c +++ b/drivers/net/wireless/intel/iwlegacy/3945.c @@ -1,23 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -35,7 +20,7 @@ #include <linux/netdevice.h> #include <linux/firmware.h> #include <linux/etherdevice.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include <net/mac80211.h> #include "common.h" @@ -105,7 +90,7 @@ il3945_get_prev_ieee_rate(u8 rate_idx) #define IL_EVT_DISABLE (0) #define IL_EVT_DISABLE_SIZE (1532/32) -/** +/* * il3945_disable_events - Disable selected events in uCode event log * * Disable an event by writing "1"s into "disable" @@ -276,7 +261,7 @@ il3945_rs_next_rate(struct il_priv *il, int rate) return next_rate; } -/** +/* * il3945_tx_queue_reclaim - Reclaim Tx queue entries already Tx'd * * When FW advances 'R' idx, all entries between old and new 'R' idx @@ -306,7 +291,7 @@ il3945_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx) il_wake_queue(il, txq); } -/** +/* * il3945_hdl_tx - Handle Tx response */ static void @@ -542,7 +527,7 @@ il3945_hdl_rx(struct il_priv *il, struct il_rx_buf *rxb) struct ieee80211_hdr *header; struct ieee80211_rx_status rx_status = {}; struct il_rx_pkt *pkt = rxb_addr(rxb); - struct il3945_rx_frame_stats *rx_stats = IL_RX_STATS(pkt); + struct il3945_rx_frame_stats_hdr *rx_stats = IL_RX_STATS(pkt); struct il3945_rx_frame_hdr *rx_hdr = IL_RX_HDR(pkt); struct il3945_rx_frame_end *rx_end = IL_RX_END(pkt); u16 rx_stats_sig_avg __maybe_unused = le16_to_cpu(rx_stats->sig_avg); @@ -642,7 +627,7 @@ il3945_hw_txq_attach_buf_to_tfd(struct il_priv *il, struct il_tx_queue *txq, return 0; } -/** +/* * il3945_hw_txq_free_tfd - Free one TFD, those at idx [txq->q.read_ptr] * * Does NOT advance any idxes @@ -667,16 +652,16 @@ il3945_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq) /* Unmap tx_cmd */ if (counter) - pci_unmap_single(dev, dma_unmap_addr(&txq->meta[idx], mapping), + dma_unmap_single(&dev->dev, + dma_unmap_addr(&txq->meta[idx], mapping), dma_unmap_len(&txq->meta[idx], len), - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); /* unmap chunks if any */ for (i = 1; i < counter; i++) - pci_unmap_single(dev, le32_to_cpu(tfd->tbs[i].addr), - le32_to_cpu(tfd->tbs[i].len), - PCI_DMA_TODEVICE); + dma_unmap_single(&dev->dev, le32_to_cpu(tfd->tbs[i].addr), + le32_to_cpu(tfd->tbs[i].len), DMA_TO_DEVICE); /* free SKB */ if (txq->skbs) { @@ -690,7 +675,7 @@ il3945_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq) } } -/** +/* * il3945_hw_build_tx_cmd_rate - Add rate portion to TX_CMD: * */ @@ -843,7 +828,7 @@ il3945_tx_reset(struct il_priv *il) return 0; } -/** +/* * il3945_txq_ctx_reset - Reset TX queue context * * Destroys all DMA structures and initialize them again @@ -1008,7 +993,7 @@ il3945_hw_nic_init(struct il_priv *il) return 0; } -/** +/* * il3945_hw_txq_ctx_free - Free TXQ Context * * Destroy all TX DMA queues and structures @@ -1050,7 +1035,7 @@ il3945_hw_txq_ctx_stop(struct il_priv *il) } } -/** +/* * il3945_hw_reg_adjust_power_by_temp * return idx delta into power gain settings table */ @@ -1060,7 +1045,7 @@ il3945_hw_reg_adjust_power_by_temp(int new_reading, int old_reading) return (new_reading - old_reading) * (-11) / 100; } -/** +/* * il3945_hw_reg_temp_out_of_range - Keep temperature in sane range */ static inline int @@ -1075,7 +1060,7 @@ il3945_hw_get_temperature(struct il_priv *il) return _il_rd(il, CSR_UCODE_DRV_GP2); } -/** +/* * il3945_hw_reg_txpower_get_temperature * get the current temperature by reading from NIC */ @@ -1111,7 +1096,7 @@ il3945_hw_reg_txpower_get_temperature(struct il_priv *il) * Both are lower than older versions' 9 degrees */ #define IL_TEMPERATURE_LIMIT_TIMER 6 -/** +/* * il3945_is_temp_calib_needed - determines if new calibration is needed * * records new temperature in tx_mgr->temperature. @@ -1330,7 +1315,7 @@ il3945_hw_reg_fix_power_idx(int idx) /* Kick off thermal recalibration check every 60 seconds */ #define REG_RECALIB_PERIOD (60) -/** +/* * il3945_hw_reg_set_scan_power - Set Tx power for scan probe requests * * Set (in our channel info database) the direct scan Tx power for 1 Mbit (CCK) @@ -1387,7 +1372,7 @@ il3945_hw_reg_set_scan_power(struct il_priv *il, u32 scan_tbl_idx, s32 rate_idx, power_gain_table[band_idx][power_idx].dsp_atten; } -/** +/* * il3945_send_tx_power - fill in Tx Power command with gain settings * * Configures power settings for all rates for the current channel, @@ -1454,7 +1439,7 @@ il3945_send_tx_power(struct il_priv *il) } -/** +/* * il3945_hw_reg_set_new_power - Configures power tables at new levels * @ch_info: Channel to update. Uses power_info.requested_power. * @@ -1525,7 +1510,7 @@ il3945_hw_reg_set_new_power(struct il_priv *il, struct il_channel_info *ch_info) return 0; } -/** +/* * il3945_hw_reg_get_ch_txpower_limit - returns new power limit for channel * * NOTE: Returned power limit may be less (but not more) than requested, @@ -1552,7 +1537,7 @@ il3945_hw_reg_get_ch_txpower_limit(struct il_channel_info *ch_info) return min(max_power, ch_info->max_power_avg); } -/** +/* * il3945_hw_reg_comp_txpower_temp - Compensate for temperature * * Compensate txpower settings of *all* channels for temperature. @@ -1714,7 +1699,7 @@ il3945_send_rxon_assoc(struct il_priv *il) return rc; } -/** +/* * il3945_commit_rxon - commit staging_rxon to hardware * * The RXON command in staging_rxon is committed to the hardware and @@ -1845,7 +1830,7 @@ il3945_commit_rxon(struct il_priv *il) return 0; } -/** +/* * il3945_reg_txpower_periodic - called when time to check our temperature. * * -- reset periodic timer @@ -1888,7 +1873,7 @@ out: mutex_unlock(&il->mutex); } -/** +/* * il3945_hw_reg_get_ch_grp_idx - find the channel-group idx (0-4) for channel. * * This function is used when initializing channel-info structs. @@ -1927,7 +1912,7 @@ il3945_hw_reg_get_ch_grp_idx(struct il_priv *il, return group_idx; } -/** +/* * il3945_hw_reg_get_matched_power_idx - Interpolate to get nominal idx * * Interpolate to get nominal (i.e. at factory calibration temperature) idx @@ -2050,7 +2035,7 @@ il3945_hw_reg_init_channel_groups(struct il_priv *il) } } -/** +/* * il3945_txpower_set_from_eeprom - Set channel power info based on EEPROM * * Second pass (during init) to set up il->channel_info @@ -2115,7 +2100,7 @@ il3945_txpower_set_from_eeprom(struct il_priv *il) /* set tx power value for all OFDM rates */ for (rate_idx = 0; rate_idx < IL_OFDM_RATES; rate_idx++) { - s32 uninitialized_var(power_idx); + s32 power_idx; int rc; /* use channel group's clip-power table, @@ -2320,7 +2305,7 @@ il3945_manage_ibss_station(struct il_priv *il, struct ieee80211_vif *vif, vif->bss_conf.bssid); } -/** +/* * il3945_init_hw_rate_table - Initialize the hardware rate fallback table */ int @@ -2535,7 +2520,7 @@ il3945_eeprom_release_semaphore(struct il_priv *il) return; } - /** + /* * il3945_load_bsm - Load bootstrap instructions * * BSM operation: diff --git a/drivers/net/wireless/intel/iwlegacy/3945.h b/drivers/net/wireless/intel/iwlegacy/3945.h index 00030d43a194..fb1e33c89d0e 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945.h +++ b/drivers/net/wireless/intel/iwlegacy/3945.h @@ -1,23 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -87,9 +72,6 @@ struct il3945_rs_sta { u8 start_rate; struct timer_list rate_scale_flush; struct il3945_rate_scale_data win[RATE_COUNT_3945]; -#ifdef CONFIG_MAC80211_DEBUGFS - struct dentry *rs_sta_dbgfs_stats_table_file; -#endif /* used to be in sta_info */ int last_txrate_idx; @@ -175,8 +157,10 @@ struct il3945_ibss_seq { }; #define IL_RX_HDR(x) ((struct il3945_rx_frame_hdr *)(\ - x->u.rx_frame.stats.payload + \ - x->u.rx_frame.stats.phy_count)) + container_of(&x->u.rx_frame.stats, \ + struct il3945_rx_frame_stats, \ + hdr)->payload + \ + x->u.rx_frame.stats.phy_count)) #define IL_RX_END(x) ((struct il3945_rx_frame_end *)(\ IL_RX_HDR(x)->payload + \ le16_to_cpu(IL_RX_HDR(x)->len))) @@ -189,7 +173,6 @@ struct il3945_ibss_seq { * for use by iwl-*.c * *****************************************************************************/ -int il3945_calc_db_from_ratio(int sig_ratio); void il3945_rx_replenish(void *data); void il3945_rx_queue_reset(struct il_priv *il, struct il_rx_queue *rxq); unsigned int il3945_fill_beacon_frame(struct il_priv *il, diff --git a/drivers/net/wireless/intel/iwlegacy/4965-calib.c b/drivers/net/wireless/intel/iwlegacy/4965-calib.c index e78bdefb8952..2f97cbd42320 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-calib.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-calib.c @@ -598,7 +598,7 @@ il4965_find_first_chain(u8 mask) return CHAIN_C; } -/** +/* * Run disconnected antenna algorithm to find out which antennas are * disconnected. */ diff --git a/drivers/net/wireless/intel/iwlegacy/4965-debug.c b/drivers/net/wireless/intel/iwlegacy/4965-debug.c index e0597bfdddb8..c1f8c6bf8d6e 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-debug.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-debug.c @@ -1,26 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * -* GPL LICENSE SUMMARY -* * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * -* This program is free software; you can redistribute it and/or modify -* it under the terms of version 2 of the GNU General Public License as -* published by the Free Software Foundation. -* -* This program is distributed in the hope that it will be useful, but -* WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -* General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program; if not, write to the Free Software -* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, -* USA -* -* The full GNU General Public License is included in this distribution -* in the file called LICENSE.GPL. -* * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c index 6b4488a178a7..3588dec75ebd 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. @@ -5,22 +6,6 @@ * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -33,7 +18,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/pci.h> -#include <linux/pci-aspm.h> #include <linux/slab.h> #include <linux/dma-mapping.h> #include <linux/delay.h> @@ -43,6 +27,7 @@ #include <linux/firmware.h> #include <linux/etherdevice.h> #include <linux/if_arp.h> +#include <linux/units.h> #include <net/mac80211.h> @@ -109,9 +94,10 @@ il4965_rx_queue_reset(struct il_priv *il, struct il_rx_queue *rxq) /* In the reset function, these buffers may have been allocated * to an SKB, so we need to unmap and free potential storage */ if (rxq->pool[i].page != NULL) { - pci_unmap_page(il->pci_dev, rxq->pool[i].page_dma, + dma_unmap_page(&il->pci_dev->dev, + rxq->pool[i].page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); __il_free_pages(il, rxq->pool[i].page); rxq->pool[i].page = NULL; } @@ -241,7 +227,7 @@ il4965_hw_nic_init(struct il_priv *il) return 0; } -/** +/* * il4965_dma_addr2rbd_ptr - convert a DMA address to a uCode read buffer ptr */ static inline __le32 @@ -250,7 +236,7 @@ il4965_dma_addr2rbd_ptr(struct il_priv *il, dma_addr_t dma_addr) return cpu_to_le32((u32) (dma_addr >> 8)); } -/** +/* * il4965_rx_queue_restock - refill RX queue from pre-allocated pool * * If there are slots in the RX queue that need to be restocked, @@ -303,7 +289,7 @@ il4965_rx_queue_restock(struct il_priv *il) } } -/** +/* * il4965_rx_replenish - Move all used packet from rx_used to rx_free * * When moving to rx_free an SKB is allocated for the slot. @@ -357,11 +343,10 @@ il4965_rx_allocate(struct il_priv *il, gfp_t priority) } /* Get physical address of the RB */ - page_dma = - pci_map_page(il->pci_dev, page, 0, - PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, page_dma))) { + page_dma = dma_map_page(&il->pci_dev->dev, page, 0, + PAGE_SIZE << il->hw_params.rx_page_order, + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, page_dma))) { __free_pages(page, il->hw_params.rx_page_order); break; } @@ -370,9 +355,9 @@ il4965_rx_allocate(struct il_priv *il, gfp_t priority) if (list_empty(&rxq->rx_used)) { spin_unlock_irqrestore(&rxq->lock, flags); - pci_unmap_page(il->pci_dev, page_dma, + dma_unmap_page(&il->pci_dev->dev, page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); __free_pages(page, il->hw_params.rx_page_order); return; } @@ -424,9 +409,10 @@ il4965_rx_queue_free(struct il_priv *il, struct il_rx_queue *rxq) int i; for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) { if (rxq->pool[i].page != NULL) { - pci_unmap_page(il->pci_dev, rxq->pool[i].page_dma, + dma_unmap_page(&il->pci_dev->dev, + rxq->pool[i].page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); __il_free_pages(il, rxq->pool[i].page); rxq->pool[i].page = NULL; } @@ -559,7 +545,7 @@ il4965_translate_rx_status(struct il_priv *il, u32 decrypt_in) decrypt_out |= RX_RES_STATUS_BAD_KEY_TTAK; break; } - /* fall through - if TTAK OK */ + fallthrough; /* if TTAK OK */ default: if (!(decrypt_in & RX_MPDU_RES_STATUS_ICV_OK)) decrypt_out |= RX_RES_STATUS_BAD_ICV_MIC; @@ -1142,7 +1128,7 @@ il4965_count_chain_bitmap(u32 chain_bitmap) return res; } -/** +/* * il4965_set_rxon_chain - Set up Rx chain usage in "staging" RXON image * * Selects how many and which Rx receivers/antennas/chains to use. @@ -1396,7 +1382,7 @@ il4965_hdl_stats(struct il_priv *il, struct il_rx_buf *rxb) * we get a thermal update even if the uCode doesn't give us one */ mod_timer(&il->stats_periodic, - jiffies + msecs_to_jiffies(recalib_seconds * 1000)); + jiffies + secs_to_jiffies(recalib_seconds)); if (unlikely(!test_bit(S_SCANNING, &il->status)) && (pkt->hdr.cmd == N_STATS)) { @@ -1430,7 +1416,7 @@ il4965_hdl_c_stats(struct il_priv *il, struct il_rx_buf *rxb) /* * mac80211 queues, ACs, hardware queues, FIFOs. * - * Cf. http://wireless.kernel.org/en/developers/Documentation/mac80211/queues + * Cf. https://wireless.wiki.kernel.org/en/developers/Documentation/mac80211/queues * * Mac80211 uses the following numbers, which we get as from it * by way of skb_get_queue_mapping(skb): @@ -1589,8 +1575,11 @@ il4965_tx_cmd_build_rate(struct il_priv *il, || rate_idx > RATE_COUNT_LEGACY) rate_idx = rate_lowest_index(&il->bands[info->band], sta); /* For 5 GHZ band, remap mac80211 rate indices into driver indices */ - if (info->band == NL80211_BAND_5GHZ) + if (info->band == NL80211_BAND_5GHZ) { rate_idx += IL_FIRST_OFDM_RATE; + if (rate_idx > IL_LAST_OFDM_RATE) + rate_idx = IL_LAST_OFDM_RATE; + } /* Get PLCP rate for tx_cmd->rate_n_flags */ rate_plcp = il_rates[rate_idx].plcp; /* Zero out flags for this packet */ @@ -1632,7 +1621,7 @@ il4965_tx_cmd_build_hwcrypto(struct il_priv *il, struct ieee80211_tx_info *info, case WLAN_CIPHER_SUITE_WEP104: tx_cmd->sec_ctl |= TX_CMD_SEC_KEY128; - /* fall through */ + fallthrough; case WLAN_CIPHER_SUITE_WEP40: tx_cmd->sec_ctl |= (TX_CMD_SEC_WEP | (keyconf->keyidx & TX_CMD_SEC_MSK) << @@ -1783,7 +1772,7 @@ il4965_tx_skb(struct il_priv *il, /* Set up first empty entry in queue's array of Tx/cmd buffers */ out_cmd = txq->cmd[q->write_ptr]; out_meta = &txq->meta[q->write_ptr]; - tx_cmd = &out_cmd->cmd.tx; + tx_cmd = container_of(&out_cmd->cmd.tx, struct il_tx_cmd, __hdr); memset(&out_cmd->hdr, 0, sizeof(out_cmd->hdr)); memset(tx_cmd, 0, sizeof(struct il_tx_cmd)); @@ -1830,20 +1819,18 @@ il4965_tx_skb(struct il_priv *il, /* Physical address of this Tx command's header (not MAC header!), * within command buffer array. */ - txcmd_phys = - pci_map_single(il->pci_dev, &out_cmd->hdr, firstlen, - PCI_DMA_BIDIRECTIONAL); - if (unlikely(pci_dma_mapping_error(il->pci_dev, txcmd_phys))) + txcmd_phys = dma_map_single(&il->pci_dev->dev, &out_cmd->hdr, firstlen, + DMA_BIDIRECTIONAL); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, txcmd_phys))) goto drop_unlock; /* Set up TFD's 2nd entry to point directly to remainder of skb, * if any (802.11 null frames have no payload). */ secondlen = skb->len - hdr_len; if (secondlen > 0) { - phys_addr = - pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen, - PCI_DMA_TODEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, phys_addr))) + phys_addr = dma_map_single(&il->pci_dev->dev, skb->data + hdr_len, + secondlen, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, phys_addr))) goto drop_unlock; } @@ -1868,8 +1855,8 @@ il4965_tx_skb(struct il_priv *il, offsetof(struct il_tx_cmd, scratch); /* take back ownership of DMA buffer to enable update */ - pci_dma_sync_single_for_cpu(il->pci_dev, txcmd_phys, firstlen, - PCI_DMA_BIDIRECTIONAL); + dma_sync_single_for_cpu(&il->pci_dev->dev, txcmd_phys, firstlen, + DMA_BIDIRECTIONAL); tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); tx_cmd->dram_msb_ptr = il_get_dma_hi_addr(scratch_phys); @@ -1884,8 +1871,8 @@ il4965_tx_skb(struct il_priv *il, if (info->flags & IEEE80211_TX_CTL_AMPDU) il->ops->txq_update_byte_cnt_tbl(il, txq, le16_to_cpu(tx_cmd->len)); - pci_dma_sync_single_for_device(il->pci_dev, txcmd_phys, firstlen, - PCI_DMA_BIDIRECTIONAL); + dma_sync_single_for_device(&il->pci_dev->dev, txcmd_phys, firstlen, + DMA_BIDIRECTIONAL); /* Tell device the write idx *just past* this latest filled TFD */ q->write_ptr = il_queue_inc_wrap(q->write_ptr, q->n_bd); @@ -1948,7 +1935,7 @@ il4965_free_dma_ptr(struct il_priv *il, struct il_dma_ptr *ptr) memset(ptr, 0, sizeof(*ptr)); } -/** +/* * il4965_hw_txq_ctx_free - Free TXQ Context * * Destroy all TX DMA queues and structures @@ -1974,12 +1961,9 @@ il4965_hw_txq_ctx_free(struct il_priv *il) il_free_txq_mem(il); } -/** +/* * il4965_txq_ctx_alloc - allocate TX queue context * Allocate all Tx DMA structures and initialize them - * - * @param il - * @return error code */ int il4965_txq_ctx_alloc(struct il_priv *il) @@ -2075,7 +2059,7 @@ il4965_txq_ctx_unmap(struct il_priv *il) il_tx_queue_unmap(il, txq_id); } -/** +/* * il4965_txq_ctx_stop - Stop all Tx DMA channels */ void @@ -2116,7 +2100,7 @@ il4965_txq_ctx_activate_free(struct il_priv *il) return -1; } -/** +/* * il4965_tx_queue_stop_scheduler - Stop queue, but keep configuration */ static void @@ -2129,7 +2113,7 @@ il4965_tx_queue_stop_scheduler(struct il_priv *il, u16 txq_id) (1 << IL49_SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN)); } -/** +/* * il4965_tx_queue_set_q2ratid - Map unique receiver/tid combination to a queue */ static int @@ -2156,7 +2140,7 @@ il4965_tx_queue_set_q2ratid(struct il_priv *il, u16 ra_tid, u16 txq_id) return 0; } -/** +/* * il4965_tx_queue_agg_enable - Set up & enable aggregation for selected queue * * NOTE: txq_id must be greater than IL49_FIRST_AMPDU_QUEUE, @@ -2281,7 +2265,7 @@ il4965_tx_agg_start(struct il_priv *il, struct ieee80211_vif *vif, if (tid_data->tfds_in_queue == 0) { D_HT("HW queue is empty\n"); tid_data->agg.state = IL_AGG_ON; - ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); + ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; } else { D_HT("HW queue is NOT empty: %d packets in HW queue\n", tid_data->tfds_in_queue); @@ -2291,7 +2275,7 @@ il4965_tx_agg_start(struct il_priv *il, struct ieee80211_vif *vif, return ret; } -/** +/* * txq_id must be greater than IL49_FIRST_AMPDU_QUEUE * il->lock must be held by the caller */ @@ -2503,7 +2487,7 @@ il4965_tx_queue_reclaim(struct il_priv *il, int txq_id, int idx) return nfreed; } -/** +/* * il4965_tx_status_reply_compressed_ba - Update tx status from block-ack * * Go through block-ack's bitmap of ACK'd frames, update driver's record of @@ -2611,8 +2595,7 @@ out: */ if (ret != IL_INVALID_STATION && (!(il->stations[ret].used & IL_STA_UCODE_ACTIVE) || - ((il->stations[ret].used & IL_STA_UCODE_ACTIVE) && - (il->stations[ret].used & IL_STA_UCODE_INPROGRESS)))) { + (il->stations[ret].used & IL_STA_UCODE_INPROGRESS))) { IL_ERR("Requested station info for sta %d before ready.\n", ret); ret = IL_INVALID_STATION; @@ -2656,7 +2639,7 @@ il4965_tx_status_to_mac80211(u32 status) } } -/** +/* * il4965_tx_status_reply_tx - Handle Tx response for frames in aggregation queue */ static int @@ -2768,7 +2751,7 @@ il4965_tx_status_reply_tx(struct il_priv *il, struct il_ht_agg *agg, return 0; } -/** +/* * il4965_hdl_tx - Handle standard (non-aggregation) Tx response */ static void @@ -2784,7 +2767,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) struct ieee80211_tx_info *info; struct il4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0]; u32 status = le32_to_cpu(tx_resp->u.status); - int uninitialized_var(tid); + int tid; int sta_id; int freed; u8 *qc = NULL; @@ -2831,8 +2814,10 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) spin_lock_irqsave(&il->sta_lock, flags); if (txq->sched_retry) { const u32 scd_ssn = il4965_get_scd_ssn(tx_resp); - struct il_ht_agg *agg = NULL; - WARN_ON(!qc); + struct il_ht_agg *agg; + + if (WARN_ON(!qc)) + goto out; agg = &il->stations[sta_id].tid[tid].agg; @@ -2848,9 +2833,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) D_TX_REPLY("Retry scheduler reclaim scd_ssn " "%d idx %d\n", scd_ssn, idx); freed = il4965_tx_queue_reclaim(il, txq_id, idx); - if (qc) - il4965_free_tfds_in_queue(il, sta_id, tid, - freed); + il4965_free_tfds_in_queue(il, sta_id, tid, freed); if (il->mac80211_registered && il_queue_space(&txq->q) > txq->q.low_mark && @@ -2880,6 +2863,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) il_queue_space(&txq->q) > txq->q.low_mark) il_wake_queue(il, txq); } +out: if (qc && likely(sta_id != IL_INVALID_STATION)) il4965_txq_check_empty(il, sta_id, tid, txq_id); @@ -2888,7 +2872,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) spin_unlock_irqrestore(&il->sta_lock, flags); } -/** +/* * translate ucode response to mac80211 tx status control values */ void @@ -2912,7 +2896,7 @@ il4965_hwrate_to_tx_control(struct il_priv *il, u32 rate_n_flags, r->idx = il4965_hwrate_to_mac80211_idx(rate_n_flags, info->band); } -/** +/* * il4965_hdl_compressed_ba - Handler for N_COMPRESSED_BA * * Handles block-acknowledge notification from device, which reports success @@ -3347,7 +3331,6 @@ il4965_set_tkip_dynamic_key_info(struct il_priv *il, struct ieee80211_key_conf *keyconf, u8 sta_id) { unsigned long flags; - int ret = 0; __le16 key_flags = 0; key_flags |= (STA_KEY_FLG_TKIP | STA_KEY_FLG_MAP_KEY_MSK); @@ -3384,7 +3367,7 @@ il4965_set_tkip_dynamic_key_info(struct il_priv *il, spin_unlock_irqrestore(&il->sta_lock, flags); - return ret; + return 0; } void @@ -3518,7 +3501,7 @@ il4965_set_dynamic_key(struct il_priv *il, struct ieee80211_key_conf *keyconf, return ret; } -/** +/* * il4965_alloc_bcast_station - add broadcast station into driver's station table. * * This adds the broadcast station into the driver's station table @@ -3559,7 +3542,7 @@ il4965_alloc_bcast_station(struct il_priv *il) return 0; } -/** +/* * il4965_update_bcast_station - update broadcast station's LQ command * * Only used by iwl4965. Placed here to have all bcast station management @@ -3595,7 +3578,7 @@ il4965_update_bcast_stations(struct il_priv *il) return il4965_update_bcast_station(il); } -/** +/* * il4965_sta_tx_modify_enable_tid - Enable Tx for this TID in station table */ int @@ -3919,10 +3902,8 @@ il4965_tfd_get_num_tbs(struct il_tfd *tfd) return tfd->num_tbs & 0x1f; } -/** +/* * il4965_hw_txq_free_tfd - Free all chunks referenced by TFD [txq->q.read_ptr] - * @il - driver ilate data - * @txq - tx queue * * Does NOT advance any TFD circular buffer read/write idxes * Does NOT free the TFD itself (which is within circular buffer) @@ -3950,15 +3931,15 @@ il4965_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq) /* Unmap tx_cmd */ if (num_tbs) - pci_unmap_single(dev, dma_unmap_addr(&txq->meta[idx], mapping), + dma_unmap_single(&dev->dev, + dma_unmap_addr(&txq->meta[idx], mapping), dma_unmap_len(&txq->meta[idx], len), - PCI_DMA_BIDIRECTIONAL); + DMA_BIDIRECTIONAL); /* Unmap chunks, if any. */ for (i = 1; i < num_tbs; i++) - pci_unmap_single(dev, il4965_tfd_tb_get_addr(tfd, i), - il4965_tfd_tb_get_len(tfd, i), - PCI_DMA_TODEVICE); + dma_unmap_single(&dev->dev, il4965_tfd_tb_get_addr(tfd, i), + il4965_tfd_tb_get_len(tfd, i), DMA_TO_DEVICE); /* free SKB */ if (txq->skbs) { @@ -4042,7 +4023,7 @@ il4965_hdl_alive(struct il_priv *il, struct il_rx_buf *rxb) if (palive->ver_subtype == INITIALIZE_SUBTYPE) { D_INFO("Initialization Alive received.\n"); - memcpy(&il->card_alive_init, &pkt->u.alive_frame, + memcpy(&il->card_alive_init, &pkt->u.raw, sizeof(struct il_init_alive_resp)); pwork = &il->init_alive_start; } else { @@ -4060,7 +4041,7 @@ il4965_hdl_alive(struct il_priv *il, struct il_rx_buf *rxb) IL_WARN("uCode did not respond OK.\n"); } -/** +/* * il4965_bg_stats_periodic - Timer callback to queue stats * * This callback is provided in order to send a stats request. @@ -4073,7 +4054,7 @@ il4965_hdl_alive(struct il_priv *il, struct il_rx_buf *rxb) static void il4965_bg_stats_periodic(struct timer_list *t) { - struct il_priv *il = from_timer(il, t, stats_periodic); + struct il_priv *il = timer_container_of(il, t, stats_periodic); if (test_bit(S_EXIT_PENDING, &il->status)) return; @@ -4171,7 +4152,7 @@ il4965_hdl_card_state(struct il_priv *il, struct il_rx_buf *rxb) wake_up(&il->wait_command_queue); } -/** +/* * il4965_setup_handlers - Initialize Rx handler callbacks * * Setup the RX handlers for each of the reply types sent from the uCode @@ -4215,7 +4196,7 @@ il4965_setup_handlers(struct il_priv *il) il->handlers[C_TX] = il4965_hdl_tx; } -/** +/* * il4965_rx_handle - Main entry function for receiving responses from uCode * * Uses the il->handlers callback function array to invoke @@ -4253,8 +4234,6 @@ il4965_rx_handle(struct il_priv *il) fill_rx = 1; while (i != r) { - int len; - rxb = rxq->queue[i]; /* If an RXB doesn't have a Rx queue slot associated with it, @@ -4264,14 +4243,10 @@ il4965_rx_handle(struct il_priv *il) rxq->queue[i] = NULL; - pci_unmap_page(il->pci_dev, rxb->page_dma, + dma_unmap_page(&il->pci_dev->dev, rxb->page_dma, PAGE_SIZE << il->hw_params.rx_page_order, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); pkt = rxb_addr(rxb); - - len = le32_to_cpu(pkt->len_n_flags) & IL_RX_FRAME_SIZE_MSK; - len += sizeof(u32); /* account for status word */ - reclaim = il_need_reclaim(il, pkt); /* Based on type of command response or notification, @@ -4311,12 +4286,12 @@ il4965_rx_handle(struct il_priv *il) spin_lock_irqsave(&rxq->lock, flags); if (rxb->page != NULL) { rxb->page_dma = - pci_map_page(il->pci_dev, rxb->page, 0, - PAGE_SIZE << il->hw_params. - rx_page_order, PCI_DMA_FROMDEVICE); + dma_map_page(&il->pci_dev->dev, rxb->page, 0, + PAGE_SIZE << il->hw_params.rx_page_order, + DMA_FROM_DEVICE); - if (unlikely(pci_dma_mapping_error(il->pci_dev, - rxb->page_dma))) { + if (unlikely(dma_mapping_error(&il->pci_dev->dev, + rxb->page_dma))) { __il_free_pages(il, rxb->page); rxb->page = NULL; list_add_tail(&rxb->list, &rxq->rx_used); @@ -4360,8 +4335,9 @@ il4965_synchronize_irq(struct il_priv *il) } static void -il4965_irq_tasklet(struct il_priv *il) +il4965_irq_tasklet(struct tasklet_struct *t) { + struct il_priv *il = from_tasklet(il, t, irq_tasklet); u32 inta, handled = 0; u32 inta_fh; unsigned long flags; @@ -4771,7 +4747,7 @@ il4965_load_firmware(struct il_priv *il, const struct firmware *ucode_raw, return 0; } -/** +/* * il4965_ucode_callback - callback when firmware was loaded * * If loaded successfully, copies the firmware into buffers @@ -4988,10 +4964,7 @@ il4965_ucode_callback(const struct firmware *ucode_raw, void *context) if (err) goto out_unbind; - err = il_dbgfs_register(il, DRV_NAME); - if (err) - IL_ERR("failed to create debugfs files. Ignoring error: %d\n", - err); + il_dbgfs_register(il, DRV_NAME); err = sysfs_create_group(&il->pci_dev->dev.kobj, &il_attribute_group); if (err) { @@ -5277,7 +5250,7 @@ il4965_alive_notify(struct il_priv *il) return 0; } -/** +/* * il4965_alive_start - called after N_ALIVE notification received * from protocol/runtime uCode (initialization uCode's * Alive gets handled by il_init_alive_start()). @@ -5380,7 +5353,7 @@ __il4965_down(struct il_priv *il) /* Stop TX queues watchdog. We need to have S_EXIT_PENDING bit set * to prevent rearm timer */ - del_timer_sync(&il->watchdog); + timer_delete_sync(&il->watchdog); il_clear_ucode_stations(il); @@ -5850,7 +5823,7 @@ out: } void -il4965_mac_stop(struct ieee80211_hw *hw) +il4965_mac_stop(struct ieee80211_hw *hw, bool suspend) { struct il_priv *il = hw->priv; @@ -6146,7 +6119,7 @@ il4965_mac_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (il->ops->set_channel_switch(il, ch_switch)) { clear_bit(S_CHANNEL_SWITCH_PENDING, &il->status); il->switch_channel = 0; - ieee80211_chswitch_done(il->vif, false); + ieee80211_chswitch_done(il->vif, false, 0); } out: @@ -6235,10 +6208,12 @@ out: mutex_unlock(&il->mutex); } -static void +static int il4965_setup_deferred_work(struct il_priv *il) { il->workqueue = create_singlethread_workqueue(DRV_NAME); + if (!il->workqueue) + return -ENOMEM; init_waitqueue_head(&il->wait_command_queue); @@ -6256,9 +6231,9 @@ il4965_setup_deferred_work(struct il_priv *il) timer_setup(&il->watchdog, il_bg_watchdog, 0); - tasklet_init(&il->irq_tasklet, - (void (*)(unsigned long))il4965_irq_tasklet, - (unsigned long)il); + tasklet_setup(&il->irq_tasklet, il4965_irq_tasklet); + + return 0; } static void @@ -6271,7 +6246,7 @@ il4965_cancel_deferred_work(struct il_priv *il) il_cancel_scan_deferred_work(il); - del_timer_sync(&il->stats_periodic); + timer_delete_sync(&il->stats_periodic); } static void @@ -6329,7 +6304,12 @@ il4965_tx_queue_set_status(struct il_priv *il, struct il_tx_queue *txq, } static const struct ieee80211_ops il4965_mac_ops = { + .add_chanctx = ieee80211_emulate_add_chanctx, + .remove_chanctx = ieee80211_emulate_remove_chanctx, + .change_chanctx = ieee80211_emulate_change_chanctx, + .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx, .tx = il4965_mac_tx, + .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = il4965_mac_start, .stop = il4965_mac_stop, .add_interface = il_mac_add_interface, @@ -6487,7 +6467,7 @@ il4965_set_hw_params(struct il_priv *il) il->hw_params.valid_rx_ant = il->cfg->valid_rx_ant; il->hw_params.ct_kill_threshold = - CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY); + celsius_to_kelvin(CT_KILL_THRESHOLD_LEGACY); il->hw_params.sens = &il4965_sensitivity; il->hw_params.beacon_time_tsf_bits = IL4965_EXT_BEACON_TIME_POS; @@ -6539,14 +6519,9 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(36)); - if (!err) - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(36)); + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(36)); if (err) { - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); - if (!err) - err = - pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); /* both attempts failed: */ if (err) { IL_WARN("No suitable DMA available.\n"); @@ -6648,7 +6623,10 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_disable_msi; } - il4965_setup_deferred_work(il); + err = il4965_setup_deferred_work(il); + if (err) + goto out_free_irq; + il4965_setup_handlers(il); /********************************************* @@ -6686,6 +6664,7 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) out_destroy_workqueue: destroy_workqueue(il->workqueue); il->workqueue = NULL; +out_free_irq: free_irq(il->pci_dev->irq, il); out_disable_msi: pci_disable_msi(il->pci_dev); @@ -6721,7 +6700,7 @@ il4965_pci_remove(struct pci_dev *pdev) sysfs_remove_group(&pdev->dev.kobj, &il_attribute_group); /* ieee80211_unregister_hw call wil cause il_mac_stop to - * to be called and il4965_down since we are removing the device + * be called and il4965_down since we are removing the device * we need to set S_EXIT_PENDING bit. */ set_bit(S_EXIT_PENDING, &il->status); @@ -6762,7 +6741,6 @@ il4965_pci_remove(struct pci_dev *pdev) il_eeprom_free(il); /*netif_stop_queue(dev); */ - flush_workqueue(il->workqueue); /* ieee80211_unregister_hw calls il_mac_stop, which flushes * il->workqueue... so we can't take down the workqueue diff --git a/drivers/net/wireless/intel/iwlegacy/4965-rs.c b/drivers/net/wireless/intel/iwlegacy/4965-rs.c index 54ff83829afb..031d88bf6393 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-rs.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-rs.c @@ -1,23 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -147,17 +132,10 @@ static void il4965_rs_fill_link_cmd(struct il_priv *il, static void il4965_rs_stay_in_table(struct il_lq_sta *lq_sta, bool force_search); -#ifdef CONFIG_MAC80211_DEBUGFS static void il4965_rs_dbgfs_set_mcs(struct il_lq_sta *lq_sta, u32 *rate_n_flags, int idx); -#else -static void -il4965_rs_dbgfs_set_mcs(struct il_lq_sta *lq_sta, u32 * rate_n_flags, int idx) -{ -} -#endif -/** +/* * The following tables contain the expected throughput metrics for all rates * * 1, 2, 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54, 60 MBits @@ -225,7 +203,8 @@ il4965_rs_extract_rate(u32 rate_n_flags) return (u8) (rate_n_flags & 0xFF); } -static void +/* noinline works around https://github.com/llvm/llvm-project/issues/143908 */ +static noinline_for_stack void il4965_rs_rate_scale_clear_win(struct il_rate_scale_data *win) { win->data = 0; @@ -408,7 +387,7 @@ il4965_get_expected_tpt(struct il_scale_tbl_info *tbl, int rs_idx) return 0; } -/** +/* * il4965_rs_collect_tx_data - Update the success/failure sliding win * * We keep a sliding win of the last 62 packets transmitted @@ -635,18 +614,18 @@ il4965_rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags, return 1; } -/** +/* * Green-field mode is valid if the station supports it and * there are no non-GF stations present in the BSS. */ static bool il4965_rs_use_green(struct il_priv *il, struct ieee80211_sta *sta) { - return (sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD) && + return (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD) && !il->ht.non_gf_sta_present; } -/** +/* * il4965_rs_get_supported_rates - get the available rates * * if management frame or broadcast frame only return @@ -985,7 +964,7 @@ il4965_rs_tx_status(void *il_r, struct ieee80211_supported_band *sband, lq_sta->last_rate_n_flags = tx_rate; done: /* See if there's a better rate or modulation mode to try. */ - if (sta->supp_rates[sband->band]) + if (sta->deflink.supp_rates[sband->band]) il4965_rs_rate_scale_perform(il, skb, sta, lq_sta); } @@ -1179,10 +1158,10 @@ il4965_rs_switch_to_mimo2(struct il_priv *il, struct il_lq_sta *lq_sta, s32 rate; s8 is_green = lq_sta->is_green; - if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported) + if (!conf_is_ht(conf) || !sta->deflink.ht_cap.ht_supported) return -1; - if (sta->smps_mode == IEEE80211_SMPS_STATIC) + if (sta->deflink.smps_mode == IEEE80211_SMPS_STATIC) return -1; /* Need both Tx chains/antennas to support MIMO */ @@ -1197,7 +1176,7 @@ il4965_rs_switch_to_mimo2(struct il_priv *il, struct il_lq_sta *lq_sta, tbl->max_search = IL_MAX_SEARCH; rate_mask = lq_sta->active_mimo2_rate; - if (il_is_ht40_tx_allowed(il, &sta->ht_cap)) + if (il_is_ht40_tx_allowed(il, &sta->deflink.ht_cap)) tbl->is_ht40 = 1; else tbl->is_ht40 = 0; @@ -1232,7 +1211,7 @@ il4965_rs_switch_to_siso(struct il_priv *il, struct il_lq_sta *lq_sta, u8 is_green = lq_sta->is_green; s32 rate; - if (!conf_is_ht(conf) || !sta->ht_cap.ht_supported) + if (!conf_is_ht(conf) || !sta->deflink.ht_cap.ht_supported) return -1; D_RATE("LQ: try to switch to SISO\n"); @@ -1243,7 +1222,7 @@ il4965_rs_switch_to_siso(struct il_priv *il, struct il_lq_sta *lq_sta, tbl->max_search = IL_MAX_SEARCH; rate_mask = lq_sta->active_siso_rate; - if (il_is_ht40_tx_allowed(il, &sta->ht_cap)) + if (il_is_ht40_tx_allowed(il, &sta->deflink.ht_cap)) tbl->is_ht40 = 1; else tbl->is_ht40 = 0; @@ -1399,7 +1378,7 @@ il4965_rs_move_siso_to_other(struct il_priv *il, struct il_lq_sta *lq_sta, struct il_scale_tbl_info *search_tbl = &(lq_sta->lq_info[(1 - lq_sta->active_tbl)]); struct il_rate_scale_data *win = &(tbl->win[idx]); - struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; + struct ieee80211_sta_ht_cap *ht_cap = &sta->deflink.ht_cap; u32 sz = (sizeof(struct il_scale_tbl_info) - (sizeof(struct il_rate_scale_data) * RATE_COUNT)); @@ -1522,7 +1501,7 @@ il4965_rs_move_mimo2_to_other(struct il_priv *il, struct il_lq_sta *lq_sta, struct il_scale_tbl_info *search_tbl = &(lq_sta->lq_info[(1 - lq_sta->active_tbl)]); struct il_rate_scale_data *win = &(tbl->win[idx]); - struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; + struct ieee80211_sta_ht_cap *ht_cap = &sta->deflink.ht_cap; u32 sz = (sizeof(struct il_scale_tbl_info) - (sizeof(struct il_rate_scale_data) * RATE_COUNT)); @@ -1764,7 +1743,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb, u8 done_search = 0; u16 high_low; s32 sr; - u8 tid = MAX_TID_COUNT; + u8 tid; struct il_tid_data *tid_data; D_RATE("rate scale calculate new rate for skb\n"); @@ -1775,7 +1754,7 @@ il4965_rs_rate_scale_perform(struct il_priv *il, struct sk_buff *skb, (info->flags & IEEE80211_TX_CTL_NO_ACK)) return; - lq_sta->supp_rates = sta->supp_rates[lq_sta->band]; + lq_sta->supp_rates = sta->deflink.supp_rates[lq_sta->band]; tid = il4965_rs_tl_add_packet(lq_sta, hdr); if (tid != MAX_TID_COUNT && (lq_sta->tx_agg_tid_en & (1 << tid))) { @@ -2129,7 +2108,7 @@ out: lq_sta->last_txrate_idx = i; } -/** +/* * il4965_rs_initialize_lq - Initialize a station's hardware rate table * * The uCode's station table contains a table of fallback rates @@ -2224,10 +2203,6 @@ il4965_rs_get_rate(void *il_r, struct ieee80211_sta *sta, void *il_sta, il_sta = NULL; } - /* Send management frames and NO_ACK data using lowest rate. */ - if (rate_control_send_low(sta, il_sta, txrc)) - return; - if (!lq_sta) return; @@ -2290,7 +2265,7 @@ il4965_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id) int i, j; struct ieee80211_hw *hw = il->hw; struct ieee80211_conf *conf = &il->hw->conf; - struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; + struct ieee80211_sta_ht_cap *ht_cap = &sta->deflink.ht_cap; struct il_station_priv *sta_priv; struct il_lq_sta *lq_sta; struct ieee80211_supported_band *sband; @@ -2307,7 +2282,7 @@ il4965_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id) win[i]); lq_sta->flush_timer = 0; - lq_sta->supp_rates = sta->supp_rates[sband->band]; + lq_sta->supp_rates = sta->deflink.supp_rates[sband->band]; for (j = 0; j < LQ_SIZE; j++) for (i = 0; i < RATE_COUNT; i++) il4965_rs_rate_scale_clear_win(&lq_sta->lq_info[j]. @@ -2422,7 +2397,7 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta, /* Repeat initial/next rate. * For legacy IL_NUMBER_TRY == 1, this loop will not execute. * For HT IL_HT_NUMBER_TRY == 3, this executes twice. */ - while (repeat_rate > 0 && idx < LINK_QUAL_MAX_RETRY_NUM) { + while (repeat_rate > 0 && idx < (LINK_QUAL_MAX_RETRY_NUM - 1)) { if (is_legacy(tbl_type.lq_type)) { if (ant_toggle_cnt < NUM_TRY_BEFORE_ANT_TOGGLE) ant_toggle_cnt++; @@ -2493,7 +2468,7 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta, } static void * -il4965_rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir) +il4965_rs_alloc(struct ieee80211_hw *hw) { return hw->priv; } @@ -2514,8 +2489,6 @@ il4965_rs_free_sta(void *il_r, struct ieee80211_sta *sta, void *il_sta) D_RATE("leave\n"); } -#ifdef CONFIG_MAC80211_DEBUGFS - static void il4965_rs_dbgfs_set_mcs(struct il_lq_sta *lq_sta, u32 * rate_n_flags, int idx) { @@ -2523,6 +2496,9 @@ il4965_rs_dbgfs_set_mcs(struct il_lq_sta *lq_sta, u32 * rate_n_flags, int idx) u8 valid_tx_ant; u8 ant_sel_tx; + if (!IS_ENABLED(CONFIG_MAC80211_DEBUGFS)) + return; + il = lq_sta->drv; valid_tx_ant = il->hw_params.valid_tx_ant; if (lq_sta->dbg_fixed_rate) { @@ -2767,32 +2743,17 @@ static void il4965_rs_add_debugfs(void *il, void *il_sta, struct dentry *dir) { struct il_lq_sta *lq_sta = il_sta; - lq_sta->rs_sta_dbgfs_scale_table_file = - debugfs_create_file("rate_scale_table", 0600, dir, - lq_sta, &rs_sta_dbgfs_scale_table_ops); - lq_sta->rs_sta_dbgfs_stats_table_file = - debugfs_create_file("rate_stats_table", 0400, dir, lq_sta, - &rs_sta_dbgfs_stats_table_ops); - lq_sta->rs_sta_dbgfs_rate_scale_data_file = - debugfs_create_file("rate_scale_data", 0400, dir, lq_sta, - &rs_sta_dbgfs_rate_scale_data_ops); - lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file = - debugfs_create_u8("tx_agg_tid_enable", 0600, dir, - &lq_sta->tx_agg_tid_en); + debugfs_create_file("rate_scale_table", 0600, dir, lq_sta, + &rs_sta_dbgfs_scale_table_ops); + debugfs_create_file("rate_stats_table", 0400, dir, lq_sta, + &rs_sta_dbgfs_stats_table_ops); + debugfs_create_file("rate_scale_data", 0400, dir, lq_sta, + &rs_sta_dbgfs_rate_scale_data_ops); + debugfs_create_u8("tx_agg_tid_enable", 0600, dir, + &lq_sta->tx_agg_tid_en); } -static void -il4965_rs_remove_debugfs(void *il, void *il_sta) -{ - struct il_lq_sta *lq_sta = il_sta; - debugfs_remove(lq_sta->rs_sta_dbgfs_scale_table_file); - debugfs_remove(lq_sta->rs_sta_dbgfs_stats_table_file); - debugfs_remove(lq_sta->rs_sta_dbgfs_rate_scale_data_file); - debugfs_remove(lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file); -} -#endif - /* * Initialization of rate scaling information is done by driver after * the station is added. Since mac80211 calls this function before a @@ -2814,10 +2775,8 @@ static const struct rate_control_ops rs_4965_ops = { .free = il4965_rs_free, .alloc_sta = il4965_rs_alloc_sta, .free_sta = il4965_rs_free_sta, -#ifdef CONFIG_MAC80211_DEBUGFS - .add_sta_debugfs = il4965_rs_add_debugfs, - .remove_sta_debugfs = il4965_rs_remove_debugfs, -#endif + .add_sta_debugfs = PTR_IF(IS_ENABLED(CONFIG_MAC80211_DEBUGFS), + il4965_rs_add_debugfs), }; int diff --git a/drivers/net/wireless/intel/iwlegacy/4965.c b/drivers/net/wireless/intel/iwlegacy/4965.c index ce4144a89217..b63e29590b04 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965.c +++ b/drivers/net/wireless/intel/iwlegacy/4965.c @@ -1,23 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -32,14 +17,15 @@ #include <linux/sched.h> #include <linux/skbuff.h> #include <linux/netdevice.h> +#include <linux/units.h> #include <net/mac80211.h> #include <linux/etherdevice.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include "common.h" #include "4965.h" -/** +/* * il_verify_inst_sparse - verify runtime uCode image in card vs. host, * using sample data 100 bytes apart. If these sample points are good, * it's a pretty good bet that everything between them is good, too. @@ -71,7 +57,7 @@ il4965_verify_inst_sparse(struct il_priv *il, __le32 * image, u32 len) return ret; } -/** +/* * il4965_verify_inst_full - verify runtime uCode image in card vs. host, * looking at all data. */ @@ -110,7 +96,7 @@ il4965_verify_inst_full(struct il_priv *il, __le32 * image, u32 len) return ret; } -/** +/* * il4965_verify_ucode - determine which instruction image is in SRAM, * and verify its contents */ @@ -306,7 +292,7 @@ il4965_verify_bsm(struct il_priv *il) return 0; } -/** +/* * il4965_load_bsm - Load bootstrap instructions * * BSM operation: @@ -416,7 +402,7 @@ il4965_load_bsm(struct il_priv *il) return 0; } -/** +/* * il4965_set_ucode_ptrs - Set uCode address location * * Tell initialization uCode where to find runtime uCode. @@ -430,7 +416,6 @@ il4965_set_ucode_ptrs(struct il_priv *il) { dma_addr_t pinst; dma_addr_t pdata; - int ret = 0; /* bits 35:4 for 4965 */ pinst = il->ucode_code.p_addr >> 4; @@ -447,10 +432,10 @@ il4965_set_ucode_ptrs(struct il_priv *il) il->ucode_code.len | BSM_DRAM_INST_LOAD); D_INFO("Runtime uCode pointers are set.\n"); - return ret; + return 0; } -/** +/* * il4965_init_alive_start - Called after N_ALIVE notification received * * Called after N_ALIVE notification received from "initialize" uCode. @@ -577,13 +562,12 @@ il4965_math_div_round(s32 num, s32 denom, s32 * res) sign = -sign; denom = -denom; } - *res = 1; *res = ((num * 2 + denom) / (denom * 2)) * sign; return 1; } -/** +/* * il4965_get_voltage_compensation - Power supply voltage comp for txpower * * Determines power supply voltage compensation for txpower calculations. @@ -670,7 +654,7 @@ il4965_interpolate_value(s32 x, s32 x1, s32 y1, s32 x2, s32 y2) } } -/** +/* * il4965_interpolate_chan - Interpolate factory measurements for one channel * * Interpolates factory measurements from the two sample channels within a @@ -1120,7 +1104,7 @@ il4965_fill_txpower_tbl(struct il_priv *il, u8 band, u16 channel, u8 is_ht40, /* get current temperature (Celsius) */ current_temp = max(il->temperature, IL_TX_POWER_TEMPERATURE_MIN); current_temp = min(il->temperature, IL_TX_POWER_TEMPERATURE_MAX); - current_temp = KELVIN_TO_CELSIUS(current_temp); + current_temp = kelvin_to_celsius(current_temp); /* select thermal txpower adjustment params, based on channel group * (same frequency group used for mimo txatten adjustment) */ @@ -1247,7 +1231,7 @@ il4965_fill_txpower_tbl(struct il_priv *il, u8 band, u16 channel, u8 is_ht40, return 0; } -/** +/* * il4965_send_tx_power - Configure the TXPOWER level user limit * * Uses the active RXON for channel, band, and characteristics (ht40, high) @@ -1544,7 +1528,7 @@ il4965_hw_channel_switch(struct il_priv *il, return il_send_cmd_pdu(il, C_CHANNEL_SWITCH, sizeof(cmd), &cmd); } -/** +/* * il4965_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array */ static void @@ -1569,9 +1553,8 @@ il4965_txq_update_byte_cnt_tbl(struct il_priv *il, struct il_tx_queue *txq, bc_ent; } -/** +/* * il4965_hw_get_temperature - return the calibrated temperature (in Kelvin) - * @stats: Provides the temperature reading from the uCode * * A return of <0 indicates bogus data in the stats */ @@ -1626,8 +1609,8 @@ il4965_hw_get_temperature(struct il_priv *il) temperature = (temperature * 97) / 100 + TEMPERATURE_CALIB_KELVIN_OFFSET; - D_TEMP("Calibrated temperature: %dK, %dC\n", temperature, - KELVIN_TO_CELSIUS(temperature)); + D_TEMP("Calibrated temperature: %dK, %ldC\n", temperature, + kelvin_to_celsius(temperature)); return temperature; } @@ -1635,7 +1618,7 @@ il4965_hw_get_temperature(struct il_priv *il) /* Adjust Txpower only if temperature variance is greater than threshold. */ #define IL_TEMPERATURE_THRESHOLD 3 -/** +/* * il4965_is_temp_calib_needed - determines if new calibration is needed * * If the temperature changed has changed sufficiently, then a recalibration @@ -1686,12 +1669,12 @@ il4965_temperature_calib(struct il_priv *il) if (il->temperature != temp) { if (il->temperature) - D_TEMP("Temperature changed " "from %dC to %dC\n", - KELVIN_TO_CELSIUS(il->temperature), - KELVIN_TO_CELSIUS(temp)); + D_TEMP("Temperature changed " "from %ldC to %ldC\n", + kelvin_to_celsius(il->temperature), + kelvin_to_celsius(temp)); else - D_TEMP("Temperature " "initialized to %dC\n", - KELVIN_TO_CELSIUS(temp)); + D_TEMP("Temperature " "initialized to %ldC\n", + kelvin_to_celsius(temp)); } il->temperature = temp; @@ -1773,9 +1756,9 @@ il4965_post_associate(struct il_priv *il) if (il->ops->set_rxon_chain) il->ops->set_rxon_chain(il); - il->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid); + il->staging.assoc_id = cpu_to_le16(vif->cfg.aid); - D_ASSOC("assoc id %d beacon interval %d\n", vif->bss_conf.aid, + D_ASSOC("assoc id %d beacon interval %d\n", vif->cfg.aid, vif->bss_conf.beacon_int); if (vif->bss_conf.use_short_preamble) @@ -1792,7 +1775,7 @@ il4965_post_associate(struct il_priv *il) il_commit_rxon(il); - D_ASSOC("Associated as %d to: %pM\n", vif->bss_conf.aid, + D_ASSOC("Associated as %d to: %pM\n", vif->cfg.aid, il->active.bssid_addr); switch (vif->type) { diff --git a/drivers/net/wireless/intel/iwlegacy/4965.h b/drivers/net/wireless/intel/iwlegacy/4965.h index 527e8b531aed..951f2245fefb 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965.h +++ b/drivers/net/wireless/intel/iwlegacy/4965.h @@ -1,26 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * - * GPL LICENSE SUMMARY - * * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -169,7 +151,7 @@ void il4965_mac_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb); int il4965_mac_start(struct ieee80211_hw *hw); -void il4965_mac_stop(struct ieee80211_hw *hw); +void il4965_mac_stop(struct ieee80211_hw *hw, bool suspend); void il4965_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, unsigned int *total_flags, u64 multicast); diff --git a/drivers/net/wireless/intel/iwlegacy/Kconfig b/drivers/net/wireless/intel/iwlegacy/Kconfig index fb919727b8bb..7eacc8e58ee1 100644 --- a/drivers/net/wireless/intel/iwlegacy/Kconfig +++ b/drivers/net/wireless/intel/iwlegacy/Kconfig @@ -1,16 +1,16 @@ +# SPDX-License-Identifier: GPL-2.0-only config IWLEGACY tristate select FW_LOADER - select NEW_LEDS - select LEDS_CLASS select LEDS_TRIGGERS select MAC80211_LEDS config IWL4965 tristate "Intel Wireless WiFi 4965AGN (iwl4965)" depends on PCI && MAC80211 + depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211 select IWLEGACY - ---help--- + help This option enables support for Select to build the driver supporting the: @@ -31,14 +31,15 @@ config IWL4965 If you want to compile the driver as a module ( = code which can be inserted in and removed from the running kernel whenever you want), - say M here and read <file:Documentation/kbuild/modules.txt>. The + say M here and read <file:Documentation/kbuild/modules.rst>. The module will be called iwl4965. config IWL3945 tristate "Intel PRO/Wireless 3945ABG/BG Network Connection (iwl3945)" depends on PCI && MAC80211 + depends on LEDS_CLASS=y || LEDS_CLASS=MAC80211 select IWLEGACY - ---help--- + help Select to build the driver supporting the: Intel PRO/Wireless 3945ABG/BG Network Connection @@ -57,7 +58,7 @@ config IWL3945 If you want to compile the driver as a module ( = code which can be inserted in and removed from the running kernel whenever you want), - say M here and read <file:Documentation/kbuild/modules.txt>. The + say M here and read <file:Documentation/kbuild/modules.rst>. The module will be called iwl3945. menu "iwl3945 / iwl4965 Debugging Options" @@ -66,7 +67,7 @@ menu "iwl3945 / iwl4965 Debugging Options" config IWLEGACY_DEBUG bool "Enable full debugging output in iwlegacy (iwl 3945/4965) drivers" depends on IWLEGACY - ---help--- + help This option will enable debug tracing output for the iwlegacy drivers. @@ -90,9 +91,9 @@ config IWLEGACY_DEBUG any problems you may encounter. config IWLEGACY_DEBUGFS - bool "iwlegacy (iwl 3945/4965) debugfs support" - depends on IWLEGACY && MAC80211_DEBUGFS - ---help--- + bool "iwlegacy (iwl 3945/4965) debugfs support" + depends on IWLEGACY && MAC80211_DEBUGFS + help Enable creation of debugfs files for the iwlegacy drivers. This is a low-impact option that allows getting insight into the driver's state at runtime. diff --git a/drivers/net/wireless/intel/iwlegacy/commands.h b/drivers/net/wireless/intel/iwlegacy/commands.h index dd744135c956..b61b8f377702 100644 --- a/drivers/net/wireless/intel/iwlegacy/commands.h +++ b/drivers/net/wireless/intel/iwlegacy/commands.h @@ -201,9 +201,6 @@ struct il_cmd_header { * 15 unsolicited RX or uCode-originated notification */ __le16 sequence; - - /* command or response/notification data follows immediately */ - u8 data[0]; } __packed; /** @@ -1112,7 +1109,7 @@ struct il_wep_cmd { u8 global_key_type; u8 flags; u8 reserved; - struct il_wep_key key[0]; + struct il_wep_key key[]; } __packed; #define WEP_KEY_WEP_TYPE 1 @@ -1160,23 +1157,33 @@ struct il_wep_cmd { #define RX_MPDU_RES_STATUS_DEC_DONE_MSK (0x800) struct il3945_rx_frame_stats { - u8 phy_count; - u8 id; - u8 rssi; - u8 agc; - __le16 sig_avg; - __le16 noise_diff; - u8 payload[0]; -} __packed; + /* New members MUST be added within the __struct_group() macro below. */ + __struct_group(il3945_rx_frame_stats_hdr, hdr, __packed, + u8 phy_count; + u8 id; + u8 rssi; + u8 agc; + __le16 sig_avg; + __le16 noise_diff; + ); + u8 payload[]; +} __packed; +static_assert(offsetof(struct il3945_rx_frame_stats, payload) == sizeof(struct il3945_rx_frame_stats_hdr), + "struct member likely outside of __struct_group()"); struct il3945_rx_frame_hdr { - __le16 channel; - __le16 phy_flags; - u8 reserved1; - u8 rate; - __le16 len; - u8 payload[0]; -} __packed; + /* New members MUST be added within the __struct_group() macro below. */ + __struct_group(il3945_rx_frame_hdr_hdr, hdr, __packed, + __le16 channel; + __le16 phy_flags; + u8 reserved1; + u8 rate; + __le16 len; + ); + u8 payload[]; +} __packed; +static_assert(offsetof(struct il3945_rx_frame_hdr, payload) == sizeof(struct il3945_rx_frame_hdr_hdr), + "struct member likely outside of __struct_group()"); struct il3945_rx_frame_end { __le32 status; @@ -1193,8 +1200,8 @@ struct il3945_rx_frame_end { * stats.phy_count */ struct il3945_rx_frame { - struct il3945_rx_frame_stats stats; - struct il3945_rx_frame_hdr hdr; + struct il3945_rx_frame_stats_hdr stats; + struct il3945_rx_frame_hdr_hdr hdr; struct il3945_rx_frame_end end; } __packed; @@ -1211,7 +1218,7 @@ struct il4965_rx_non_cfg_phy { __le16 ant_selection; /* ant A bit 4, ant B bit 5, ant C bit 6 */ __le16 agc_info; /* agc code 0:6, agc dB 7:13, reserved 14:15 */ u8 rssi_info[6]; /* we use even entries, 0/2/4 for A/B/C rssi */ - u8 pad[0]; + u8 pad[]; } __packed; /* @@ -1352,65 +1359,69 @@ struct il_rx_mpdu_res_start { */ struct il3945_tx_cmd { - /* - * MPDU byte count: - * MAC header (24/26/30/32 bytes) + 2 bytes pad if 26/30 header size, - * + 8 byte IV for CCM or TKIP (not used for WEP) - * + Data payload - * + 8-byte MIC (not used for CCM/WEP) - * NOTE: Does not include Tx command bytes, post-MAC pad bytes, - * MIC (CCM) 8 bytes, ICV (WEP/TKIP/CKIP) 4 bytes, CRC 4 bytes.i - * Range: 14-2342 bytes. - */ - __le16 len; - - /* - * MPDU or MSDU byte count for next frame. - * Used for fragmentation and bursting, but not 11n aggregation. - * Same as "len", but for next frame. Set to 0 if not applicable. - */ - __le16 next_frame_len; - - __le32 tx_flags; /* TX_CMD_FLG_* */ - - u8 rate; - - /* Index of recipient station in uCode's station table */ - u8 sta_id; - u8 tid_tspec; - u8 sec_ctl; - u8 key[16]; - union { - u8 byte[8]; - __le16 word[4]; - __le32 dw[2]; - } tkip_mic; - __le32 next_frame_info; - union { - __le32 life_time; - __le32 attempt; - } stop_time; - u8 supp_rates[2]; - u8 rts_retry_limit; /*byte 50 */ - u8 data_retry_limit; /*byte 51 */ - union { - __le16 pm_frame_timeout; - __le16 attempt_duration; - } timeout; - - /* - * Duration of EDCA burst Tx Opportunity, in 32-usec units. - * Set this if txop time is not specified by HCCA protocol (e.g. by AP). - */ - __le16 driver_txop; + /* New members MUST be added within the __struct_group() macro below. */ + __struct_group(il3945_tx_cmd_hdr, __hdr, __packed, + /* + * MPDU byte count: + * MAC header (24/26/30/32 bytes) + 2 bytes pad if 26/30 header size, + * + 8 byte IV for CCM or TKIP (not used for WEP) + * + Data payload + * + 8-byte MIC (not used for CCM/WEP) + * NOTE: Does not include Tx command bytes, post-MAC pad bytes, + * MIC (CCM) 8 bytes, ICV (WEP/TKIP/CKIP) 4 bytes, CRC 4 bytes.i + * Range: 14-2342 bytes. + */ + __le16 len; + + /* + * MPDU or MSDU byte count for next frame. + * Used for fragmentation and bursting, but not 11n aggregation. + * Same as "len", but for next frame. Set to 0 if not applicable. + */ + __le16 next_frame_len; + + __le32 tx_flags; /* TX_CMD_FLG_* */ + + u8 rate; + + /* Index of recipient station in uCode's station table */ + u8 sta_id; + u8 tid_tspec; + u8 sec_ctl; + u8 key[16]; + union { + u8 byte[8]; + __le16 word[4]; + __le32 dw[2]; + } tkip_mic; + __le32 next_frame_info; + union { + __le32 life_time; + __le32 attempt; + } stop_time; + u8 supp_rates[2]; + u8 rts_retry_limit; /*byte 50 */ + u8 data_retry_limit; /*byte 51 */ + union { + __le16 pm_frame_timeout; + __le16 attempt_duration; + } timeout; + + /* + * Duration of EDCA burst Tx Opportunity, in 32-usec units. + * Set this if txop time is not specified by HCCA protocol (e.g. by AP). + */ + __le16 driver_txop; + ); /* * MAC header goes here, followed by 2 bytes padding if MAC header * length is 26 or 30 bytes, followed by payload data */ - u8 payload[0]; - struct ieee80211_hdr hdr[0]; + struct ieee80211_hdr hdr[]; } __packed; +static_assert(offsetof(struct il3945_tx_cmd, hdr) == sizeof(struct il3945_tx_cmd_hdr), + "struct member likely outside of __struct_group()"); /* * C_TX = 0x1c (response) @@ -1436,83 +1447,87 @@ struct il_dram_scratch { } __packed; struct il_tx_cmd { - /* - * MPDU byte count: - * MAC header (24/26/30/32 bytes) + 2 bytes pad if 26/30 header size, - * + 8 byte IV for CCM or TKIP (not used for WEP) - * + Data payload - * + 8-byte MIC (not used for CCM/WEP) - * NOTE: Does not include Tx command bytes, post-MAC pad bytes, - * MIC (CCM) 8 bytes, ICV (WEP/TKIP/CKIP) 4 bytes, CRC 4 bytes.i - * Range: 14-2342 bytes. - */ - __le16 len; - - /* - * MPDU or MSDU byte count for next frame. - * Used for fragmentation and bursting, but not 11n aggregation. - * Same as "len", but for next frame. Set to 0 if not applicable. - */ - __le16 next_frame_len; - - __le32 tx_flags; /* TX_CMD_FLG_* */ - - /* uCode may modify this field of the Tx command (in host DRAM!). - * Driver must also set dram_lsb_ptr and dram_msb_ptr in this cmd. */ - struct il_dram_scratch scratch; - - /* Rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is cleared. */ - __le32 rate_n_flags; /* RATE_MCS_* */ - - /* Index of destination station in uCode's station table */ - u8 sta_id; - - /* Type of security encryption: CCM or TKIP */ - u8 sec_ctl; /* TX_CMD_SEC_* */ - - /* - * Index into rate table (see C_TX_LINK_QUALITY_CMD) for initial - * Tx attempt, if TX_CMD_FLG_STA_RATE_MSK is set. Normally "0" for - * data frames, this field may be used to selectively reduce initial - * rate (via non-0 value) for special frames (e.g. management), while - * still supporting rate scaling for all frames. - */ - u8 initial_rate_idx; - u8 reserved; - u8 key[16]; - __le16 next_frame_flags; - __le16 reserved2; - union { - __le32 life_time; - __le32 attempt; - } stop_time; - - /* Host DRAM physical address pointer to "scratch" in this command. - * Must be dword aligned. "0" in dram_lsb_ptr disables usage. */ - __le32 dram_lsb_ptr; - u8 dram_msb_ptr; - - u8 rts_retry_limit; /*byte 50 */ - u8 data_retry_limit; /*byte 51 */ - u8 tid_tspec; - union { - __le16 pm_frame_timeout; - __le16 attempt_duration; - } timeout; - - /* - * Duration of EDCA burst Tx Opportunity, in 32-usec units. - * Set this if txop time is not specified by HCCA protocol (e.g. by AP). - */ - __le16 driver_txop; + /* New members MUST be added within the __struct_group() macro below. */ + __struct_group(il_tx_cmd_hdr, __hdr, __packed, + /* + * MPDU byte count: + * MAC header (24/26/30/32 bytes) + 2 bytes pad if 26/30 header size, + * + 8 byte IV for CCM or TKIP (not used for WEP) + * + Data payload + * + 8-byte MIC (not used for CCM/WEP) + * NOTE: Does not include Tx command bytes, post-MAC pad bytes, + * MIC (CCM) 8 bytes, ICV (WEP/TKIP/CKIP) 4 bytes, CRC 4 bytes.i + * Range: 14-2342 bytes. + */ + __le16 len; + + /* + * MPDU or MSDU byte count for next frame. + * Used for fragmentation and bursting, but not 11n aggregation. + * Same as "len", but for next frame. Set to 0 if not applicable. + */ + __le16 next_frame_len; + + __le32 tx_flags; /* TX_CMD_FLG_* */ + + /* uCode may modify this field of the Tx command (in host DRAM!). + * Driver must also set dram_lsb_ptr and dram_msb_ptr in this cmd. */ + struct il_dram_scratch scratch; + + /* Rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is cleared. */ + __le32 rate_n_flags; /* RATE_MCS_* */ + + /* Index of destination station in uCode's station table */ + u8 sta_id; + + /* Type of security encryption: CCM or TKIP */ + u8 sec_ctl; /* TX_CMD_SEC_* */ + + /* + * Index into rate table (see C_TX_LINK_QUALITY_CMD) for initial + * Tx attempt, if TX_CMD_FLG_STA_RATE_MSK is set. Normally "0" for + * data frames, this field may be used to selectively reduce initial + * rate (via non-0 value) for special frames (e.g. management), while + * still supporting rate scaling for all frames. + */ + u8 initial_rate_idx; + u8 reserved; + u8 key[16]; + __le16 next_frame_flags; + __le16 reserved2; + union { + __le32 life_time; + __le32 attempt; + } stop_time; + + /* Host DRAM physical address pointer to "scratch" in this command. + * Must be dword aligned. "0" in dram_lsb_ptr disables usage. */ + __le32 dram_lsb_ptr; + u8 dram_msb_ptr; + + u8 rts_retry_limit; /*byte 50 */ + u8 data_retry_limit; /*byte 51 */ + u8 tid_tspec; + union { + __le16 pm_frame_timeout; + __le16 attempt_duration; + } timeout; + + /* + * Duration of EDCA burst Tx Opportunity, in 32-usec units. + * Set this if txop time is not specified by HCCA protocol (e.g. by AP). + */ + __le16 driver_txop; + ); /* * MAC header goes here, followed by 2 bytes padding if MAC header * length is 26 or 30 bytes, followed by payload data */ - u8 payload[0]; - struct ieee80211_hdr hdr[0]; + struct ieee80211_hdr hdr[]; } __packed; +static_assert(offsetof(struct il_tx_cmd, hdr) == sizeof(struct il_tx_cmd_hdr), + "struct member likely outside of __struct_group()"); /* TX command response is sent after *3945* transmission attempts. * @@ -1708,7 +1723,7 @@ struct il4965_tx_resp { */ union { __le32 status; - struct agg_tx_status agg_status[0]; /* for each agg frame */ + DECLARE_FLEX_ARRAY(struct agg_tx_status, agg_status); /* for each agg frame */ } u; } __packed; @@ -2214,7 +2229,7 @@ struct il_spectrum_notification { u8 channel; u8 type; /* see enum il_measurement_type */ u8 reserved1; - /* NOTE: cca_ofdm, cca_cck, basic_type, and histogram are only only + /* NOTE: cca_ofdm, cca_cck, basic_type, and histogram are only * valid if applicable for measurement type requested. */ __le32 cca_ofdm; /* cca fraction time in 40Mhz clock periods */ __le32 cca_cck; /* cca fraction time in 44Mhz clock periods */ @@ -2500,7 +2515,7 @@ struct il3945_scan_cmd { /* For active scans (set to all-0s for passive scans). * Does not include payload. Must specify Tx rate; no rate scaling. */ - struct il3945_tx_cmd tx_cmd; + struct il3945_tx_cmd_hdr tx_cmd; /* For directed active scans (set to all-0s otherwise) */ struct il_ssid_ie direct_scan[PROBE_OPTION_MAX_3945]; @@ -2520,7 +2535,7 @@ struct il3945_scan_cmd { * for one scan to complete (i.e. receive N_SCAN_COMPLETE) * before requesting another scan. */ - u8 data[0]; + u8 data[]; } __packed; struct il_scan_cmd { @@ -2544,7 +2559,7 @@ struct il_scan_cmd { /* For active scans (set to all-0s for passive scans). * Does not include payload. Must specify Tx rate; no rate scaling. */ - struct il_tx_cmd tx_cmd; + struct il_tx_cmd_hdr tx_cmd; /* For directed active scans (set to all-0s otherwise) */ struct il_ssid_ie direct_scan[PROBE_OPTION_MAX]; @@ -2564,7 +2579,7 @@ struct il_scan_cmd { * for one scan to complete (i.e. receive N_SCAN_COMPLETE) * before requesting another scan. */ - u8 data[0]; + u8 data[]; } __packed; /* Can abort will notify by complete notification with abort status. */ @@ -2660,19 +2675,19 @@ struct il4965_beacon_notif { */ struct il3945_tx_beacon_cmd { - struct il3945_tx_cmd tx; + struct il3945_tx_cmd_hdr tx; __le16 tim_idx; u8 tim_size; u8 reserved1; - struct ieee80211_hdr frame[0]; /* beacon frame */ + struct ieee80211_hdr frame[]; /* beacon frame */ } __packed; struct il_tx_beacon_cmd { - struct il_tx_cmd tx; + struct il_tx_cmd_hdr tx; __le16 tim_idx; u8 tim_size; u8 reserved1; - struct ieee80211_hdr frame[0]; /* beacon frame */ + struct ieee80211_hdr frame[]; /* beacon frame */ } __packed; /****************************************************************************** @@ -3363,7 +3378,7 @@ struct il_rx_pkt { struct il_compressed_ba_resp compressed_ba; struct il_missed_beacon_notif missed_beacon; __le32 status; - u8 raw[0]; + DECLARE_FLEX_ARRAY(u8, raw); } u; } __packed; diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c index a2f86cbcc740..b7bd3ec4cc50 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.c +++ b/drivers/net/wireless/intel/iwlegacy/common.c @@ -1,26 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * GPL LICENSE SUMMARY - * * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -559,6 +541,9 @@ il_leds_init(struct il_priv *il) il->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(il->hw->wiphy)); + if (!il->led.name) + return; + il->led.brightness_set = il_led_brightness_set; il->led.blink_set = il_led_blink_set; il->led.max_brightness = 1; @@ -703,7 +688,7 @@ il_eeprom_query16(const struct il_priv *il, size_t offset) } EXPORT_SYMBOL(il_eeprom_query16); -/** +/* * il_eeprom_init - read EEPROM contents * * Load the EEPROM contents from adapter into il->eeprom @@ -717,7 +702,7 @@ il_eeprom_init(struct il_priv *il) u32 gp = _il_rd(il, CSR_EEPROM_GP); int sz; int ret; - u16 addr; + int addr; /* allocate eeprom */ sz = il->cfg->eeprom_size; @@ -854,7 +839,7 @@ il_init_band_reference(const struct il_priv *il, int eep_band, #define CHECK_AND_PRINT(x) ((eeprom_ch->flags & EEPROM_CHANNEL_##x) \ ? # x " " : "") -/** +/* * il_mod_ht40_chan_info - Copy ht40 channel info into driver's il. * * Does not set up a command, or touch hardware. @@ -895,7 +880,7 @@ il_mod_ht40_chan_info(struct il_priv *il, enum nl80211_band band, u16 channel, #define CHECK_AND_PRINT_I(x) ((eeprom_ch_info[ch].flags & EEPROM_CHANNEL_##x) \ ? # x " " : "") -/** +/* * il_init_channel_map - Set up driver's info for all possible channels */ int @@ -1042,7 +1027,7 @@ il_free_channel_map(struct il_priv *il) } EXPORT_SYMBOL(il_free_channel_map); -/** +/* * il_get_channel_info - Find driver's ilate channel info * * Based on band and channel number. @@ -1090,7 +1075,7 @@ EXPORT_SYMBOL(il_get_channel_info); static void il_build_powertable_cmd(struct il_priv *il, struct il_powertable_cmd *cmd) { - const __le32 interval[3][IL_POWER_VEC_SIZE] = { + static const __le32 interval[3][IL_POWER_VEC_SIZE] = { SLP_VEC(2, 2, 4, 6, 0xFF), SLP_VEC(2, 4, 7, 10, 10), SLP_VEC(4, 7, 10, 10, 0xFF) @@ -1361,7 +1346,7 @@ il_do_scan_abort(struct il_priv *il) D_SCAN("Successfully send scan abort\n"); } -/** +/* * il_scan_cancel - Cancel any currently executing HW scan */ int @@ -1373,7 +1358,7 @@ il_scan_cancel(struct il_priv *il) } EXPORT_SYMBOL(il_scan_cancel); -/** +/* * il_scan_cancel_timeout - Cancel any currently executing HW scan * @ms: amount of time to wait (in milliseconds) for scan to abort * @@ -1448,10 +1433,8 @@ static void il_hdl_scan_complete(struct il_priv *il, struct il_rx_buf *rxb) { -#ifdef CONFIG_IWLEGACY_DEBUG struct il_rx_pkt *pkt = rxb_addr(rxb); struct il_scancomplete_notification *scan_notif = (void *)pkt->u.raw; -#endif D_SCAN("Scan complete: %d channels (TSF 0x%08X:%08X) - %d\n", scan_notif->scanned_channels, scan_notif->tsf_low, @@ -1625,10 +1608,9 @@ il_bg_scan_check(struct work_struct *data) mutex_unlock(&il->mutex); } -/** +/* * il_fill_probe_req - fill in all required fields and IE for probe request */ - u16 il_fill_probe_req(struct il_priv *il, struct ieee80211_mgmt *frame, const u8 *ta, const u8 *ies, int ie_len, int left) @@ -1884,22 +1866,22 @@ EXPORT_SYMBOL(il_send_add_sta); static void il_set_ht_add_station(struct il_priv *il, u8 idx, struct ieee80211_sta *sta) { - struct ieee80211_sta_ht_cap *sta_ht_inf = &sta->ht_cap; + struct ieee80211_sta_ht_cap *sta_ht_inf = &sta->deflink.ht_cap; __le32 sta_flags; if (!sta || !sta_ht_inf->ht_supported) goto done; D_ASSOC("spatial multiplexing power save mode: %s\n", - (sta->smps_mode == IEEE80211_SMPS_STATIC) ? "static" : - (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) ? "dynamic" : + (sta->deflink.smps_mode == IEEE80211_SMPS_STATIC) ? "static" : + (sta->deflink.smps_mode == IEEE80211_SMPS_DYNAMIC) ? "dynamic" : "disabled"); sta_flags = il->stations[idx].sta.station_flags; sta_flags &= ~(STA_FLG_RTS_MIMO_PROT_MSK | STA_FLG_MIMO_DIS_MSK); - switch (sta->smps_mode) { + switch (sta->deflink.smps_mode) { case IEEE80211_SMPS_STATIC: sta_flags |= STA_FLG_MIMO_DIS_MSK; break; @@ -1909,7 +1891,7 @@ il_set_ht_add_station(struct il_priv *il, u8 idx, struct ieee80211_sta *sta) case IEEE80211_SMPS_OFF: break; default: - IL_WARN("Invalid MIMO PS mode %d\n", sta->smps_mode); + IL_WARN("Invalid MIMO PS mode %d\n", sta->deflink.smps_mode); break; } @@ -1921,7 +1903,7 @@ il_set_ht_add_station(struct il_priv *il, u8 idx, struct ieee80211_sta *sta) cpu_to_le32((u32) sta_ht_inf-> ampdu_density << STA_FLG_AGG_MPDU_DENSITY_POS); - if (il_is_ht40_tx_allowed(il, &sta->ht_cap)) + if (il_is_ht40_tx_allowed(il, &sta->deflink.ht_cap)) sta_flags |= STA_FLG_HT40_EN_MSK; else sta_flags &= ~STA_FLG_HT40_EN_MSK; @@ -1931,7 +1913,7 @@ done: return; } -/** +/* * il_prep_station - Prepare station information for addition * * should be called with sta_lock held @@ -2018,7 +2000,7 @@ EXPORT_SYMBOL_GPL(il_prep_station); #define STA_WAIT_TIMEOUT (HZ/2) -/** +/* * il_add_station_common - */ int @@ -2078,7 +2060,7 @@ il_add_station_common(struct il_priv *il, const u8 *addr, bool is_ap, } EXPORT_SYMBOL(il_add_station_common); -/** +/* * il_sta_ucode_deactivate - deactivate ucode status for a station * * il->sta_lock must be held @@ -2154,7 +2136,7 @@ il_send_remove_station(struct il_priv *il, const u8 * addr, int sta_id, return ret; } -/** +/* * il_remove_station - Remove driver's knowledge of station. */ int @@ -2210,7 +2192,7 @@ out_err: } EXPORT_SYMBOL_GPL(il_remove_station); -/** +/* * il_clear_ucode_stations - clear ucode station table bits * * This function clears all the bits in the driver indicating @@ -2242,7 +2224,7 @@ il_clear_ucode_stations(struct il_priv *il) } EXPORT_SYMBOL(il_clear_ucode_stations); -/** +/* * il_restore_stations() - Restore driver known stations to device * * All stations considered active by driver, but not present in ucode, is @@ -2374,7 +2356,7 @@ il_dump_lq_cmd(struct il_priv *il, struct il_link_quality_cmd *lq) } #endif -/** +/* * il_is_lq_table_valid() - Test one aspect of LQ cmd for validity * * It sometimes happens when a HT rate has been in use and we @@ -2403,7 +2385,7 @@ il_is_lq_table_valid(struct il_priv *il, struct il_link_quality_cmd *lq) return true; } -/** +/* * il_send_lq_cmd() - Send link quality command * @init: This command is sent as part of station initialization right * after station has been added. @@ -2549,7 +2531,7 @@ EXPORT_SYMBOL(il_mac_sta_remove); * */ -/** +/* * il_rx_queue_space - Return number of free slots available in queue. */ int @@ -2566,7 +2548,7 @@ il_rx_queue_space(const struct il_rx_queue *q) } EXPORT_SYMBOL(il_rx_queue_space); -/** +/* * il_rx_queue_update_write_ptr - Update the write pointer for the RX queue */ void @@ -2695,7 +2677,7 @@ il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr, if ((decrypt_res & RX_RES_STATUS_DECRYPT_TYPE_MSK) == RX_RES_STATUS_BAD_KEY_TTAK) break; - /* fall through */ + fallthrough; case RX_RES_STATUS_SEC_TYPE_WEP: if ((decrypt_res & RX_RES_STATUS_DECRYPT_TYPE_MSK) == @@ -2705,7 +2687,7 @@ il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr, D_RX("Packet destroyed\n"); return -1; } - /* fall through */ + fallthrough; case RX_RES_STATUS_SEC_TYPE_CCMP: if ((decrypt_res & RX_RES_STATUS_DECRYPT_TYPE_MSK) == RX_RES_STATUS_DECRYPT_OK) { @@ -2721,7 +2703,7 @@ il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr, } EXPORT_SYMBOL(il_set_decrypted_flag); -/** +/* * il_txq_update_write_ptr - Send new write idx to hardware */ void @@ -2761,7 +2743,7 @@ il_txq_update_write_ptr(struct il_priv *il, struct il_tx_queue *txq) } EXPORT_SYMBOL(il_txq_update_write_ptr); -/** +/* * il_tx_queue_unmap - Unmap any remaining DMA mappings and free skb's */ void @@ -2780,7 +2762,7 @@ il_tx_queue_unmap(struct il_priv *il, int txq_id) } EXPORT_SYMBOL(il_tx_queue_unmap); -/** +/* * il_tx_queue_free - Deallocate DMA queue. * @txq: Transmit queue to deallocate. * @@ -2823,7 +2805,7 @@ il_tx_queue_free(struct il_priv *il, int txq_id) } EXPORT_SYMBOL(il_tx_queue_free); -/** +/* * il_cmd_queue_unmap - Unmap any remaining DMA mappings from command queue */ void @@ -2840,10 +2822,10 @@ il_cmd_queue_unmap(struct il_priv *il) i = il_get_cmd_idx(q, q->read_ptr, 0); if (txq->meta[i].flags & CMD_MAPPED) { - pci_unmap_single(il->pci_dev, + dma_unmap_single(&il->pci_dev->dev, dma_unmap_addr(&txq->meta[i], mapping), dma_unmap_len(&txq->meta[i], len), - PCI_DMA_BIDIRECTIONAL); + DMA_BIDIRECTIONAL); txq->meta[i].flags = 0; } @@ -2852,18 +2834,17 @@ il_cmd_queue_unmap(struct il_priv *il) i = q->n_win; if (txq->meta[i].flags & CMD_MAPPED) { - pci_unmap_single(il->pci_dev, + dma_unmap_single(&il->pci_dev->dev, dma_unmap_addr(&txq->meta[i], mapping), dma_unmap_len(&txq->meta[i], len), - PCI_DMA_BIDIRECTIONAL); + DMA_BIDIRECTIONAL); txq->meta[i].flags = 0; } } EXPORT_SYMBOL(il_cmd_queue_unmap); -/** +/* * il_cmd_queue_free - Deallocate DMA queue. - * @txq: Transmit queue to deallocate. * * Empty queue by removing and destroying all BD's. * Free all buffers. @@ -2942,7 +2923,7 @@ il_queue_space(const struct il_queue *q) EXPORT_SYMBOL(il_queue_space); -/** +/* * il_queue_init - Initialize queue's high/low-water and read/write idxes */ static int @@ -2976,7 +2957,7 @@ il_queue_init(struct il_priv *il, struct il_queue *q, int slots, u32 id) return 0; } -/** +/* * il_tx_queue_alloc - Alloc driver data and TFD CB for one Tx/cmd queue */ static int @@ -3016,7 +2997,7 @@ error: return -ENOMEM; } -/** +/* * il_tx_queue_init - Allocate and initialize one tx/cmd queue */ int @@ -3123,7 +3104,7 @@ EXPORT_SYMBOL(il_tx_queue_reset); /*************** HOST COMMAND QUEUE FUNCTIONS *****/ -/** +/* * il_enqueue_hcmd - enqueue a uCode command * @il: device ilate data point * @cmd: a point to the ucode command structure @@ -3141,7 +3122,7 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd) struct il_cmd_meta *out_meta; dma_addr_t phys_addr; unsigned long flags; - int len; + u8 *out_payload; u32 idx; u16 fix_size; @@ -3177,6 +3158,16 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd) out_cmd = txq->cmd[idx]; out_meta = &txq->meta[idx]; + /* The payload is in the same place in regular and huge + * command buffers, but we need to let the compiler know when + * we're using a larger payload buffer to avoid "field- + * spanning write" warnings at run-time for huge commands. + */ + if (cmd->flags & CMD_SIZE_HUGE) + out_payload = ((struct il_device_cmd_huge *)out_cmd)->cmd.payload; + else + out_payload = out_cmd->cmd.payload; + if (WARN_ON(out_meta->flags & CMD_MAPPED)) { spin_unlock_irqrestore(&il->hcmd_lock, flags); return -ENOSPC; @@ -3190,7 +3181,7 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd) out_meta->callback = cmd->callback; out_cmd->hdr.cmd = cmd->id; - memcpy(&out_cmd->cmd.payload, cmd->data, cmd->len); + memcpy(out_payload, cmd->data, cmd->len); /* At this point, the out_cmd now has all of the incoming cmd * information */ @@ -3200,9 +3191,6 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd) cpu_to_le16(QUEUE_TO_SEQ(il->cmd_queue) | IDX_TO_SEQ(q->write_ptr)); if (cmd->flags & CMD_SIZE_HUGE) out_cmd->hdr.sequence |= SEQ_HUGE_FRAME; - len = sizeof(struct il_device_cmd); - if (idx == TFD_CMD_SLOTS) - len = IL_MAX_CMD_SIZE; #ifdef CONFIG_IWLEGACY_DEBUG switch (out_cmd->hdr.cmd) { @@ -3223,10 +3211,9 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd) } #endif - phys_addr = - pci_map_single(il->pci_dev, &out_cmd->hdr, fix_size, - PCI_DMA_BIDIRECTIONAL); - if (unlikely(pci_dma_mapping_error(il->pci_dev, phys_addr))) { + phys_addr = dma_map_single(&il->pci_dev->dev, &out_cmd->hdr, fix_size, + DMA_BIDIRECTIONAL); + if (unlikely(dma_mapping_error(&il->pci_dev->dev, phys_addr))) { idx = -ENOMEM; goto out; } @@ -3251,7 +3238,7 @@ out: return idx; } -/** +/* * il_hcmd_queue_reclaim - Reclaim TX command queue entries already Tx'd * * When FW advances 'R' idx, all entries between old and new 'R' idx @@ -3284,7 +3271,7 @@ il_hcmd_queue_reclaim(struct il_priv *il, int txq_id, int idx, int cmd_idx) } } -/** +/* * il_tx_cmd_complete - Pull unused buffers off the queue and reclaim them * @rxb: Rx buffer to reclaim * @@ -3324,8 +3311,8 @@ il_tx_cmd_complete(struct il_priv *il, struct il_rx_buf *rxb) txq->time_stamp = jiffies; - pci_unmap_single(il->pci_dev, dma_unmap_addr(meta, mapping), - dma_unmap_len(meta, len), PCI_DMA_BIDIRECTIONAL); + dma_unmap_single(&il->pci_dev->dev, dma_unmap_addr(meta, mapping), + dma_unmap_len(meta, len), DMA_BIDIRECTIONAL); /* Input error checking is done when commands are added to queue. */ if (meta->flags & CMD_WANT_SKB) { @@ -3435,7 +3422,7 @@ il_init_ht_hw_capab(const struct il_priv *il, } } -/** +/* * il_init_geos - Initialize mac80211's geo/channel info based from eeprom */ int @@ -3462,9 +3449,7 @@ il_init_geos(struct il_priv *il) if (!channels) return -ENOMEM; - rates = - kzalloc((sizeof(struct ieee80211_rate) * RATE_COUNT_LEGACY), - GFP_KERNEL); + rates = kcalloc(RATE_COUNT_LEGACY, sizeof(*rates), GFP_KERNEL); if (!rates) { kfree(channels); return -ENOMEM; @@ -3781,7 +3766,7 @@ il_check_rxon_cmd(struct il_priv *il) } EXPORT_SYMBOL(il_check_rxon_cmd); -/** +/* * il_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed * @il: staging_rxon is compared to active_rxon * @@ -3930,38 +3915,7 @@ il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf) } EXPORT_SYMBOL(il_set_rxon_ht); -/* Return valid, unused, channel for a passive scan to reset the RF */ -u8 -il_get_single_channel_number(struct il_priv *il, enum nl80211_band band) -{ - const struct il_channel_info *ch_info; - int i; - u8 channel = 0; - u8 min, max; - - if (band == NL80211_BAND_5GHZ) { - min = 14; - max = il->channel_count; - } else { - min = 0; - max = 14; - } - - for (i = min; i < max; i++) { - channel = il->channel_info[i].channel; - if (channel == le16_to_cpu(il->staging.channel)) - continue; - - ch_info = il_get_channel_info(il, band, channel); - if (il_is_channel_valid(ch_info)) - break; - } - - return channel; -} -EXPORT_SYMBOL(il_get_single_channel_number); - -/** +/* * il_set_rxon_channel - Set the band and channel values in staging RXON * @ch: requested channel as a pointer to struct ieee80211_channel @@ -4117,7 +4071,7 @@ il_chswitch_done(struct il_priv *il, bool is_success) return; if (test_and_clear_bit(S_CHANNEL_SWITCH_PENDING, &il->status)) - ieee80211_chswitch_done(il->vif, is_success); + ieee80211_chswitch_done(il->vif, is_success, 0); } EXPORT_SYMBOL(il_chswitch_done); @@ -4164,7 +4118,7 @@ il_print_rx_config_cmd(struct il_priv *il) } EXPORT_SYMBOL(il_print_rx_config_cmd); #endif -/** +/* * il_irq_handle_error - called for HW or SW error interrupt from card */ void @@ -4304,8 +4258,8 @@ il_apm_init(struct il_priv *il) * power savings, even without L1. */ if (il->cfg->set_l0s) { - pcie_capability_read_word(il->pci_dev, PCI_EXP_LNKCTL, &lctl); - if (lctl & PCI_EXP_LNKCTL_ASPM_L1) { + ret = pcie_capability_read_word(il->pci_dev, PCI_EXP_LNKCTL, &lctl); + if (!ret && (lctl & PCI_EXP_LNKCTL_ASPM_L1)) { /* L1-ASPM enabled; disable(!) L0S */ il_set_bit(il, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED); @@ -4507,7 +4461,8 @@ il_clear_isr_stats(struct il_priv *il) } int -il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, +il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, u16 queue, const struct ieee80211_tx_queue_params *params) { struct il_priv *il = hw->priv; @@ -4843,13 +4798,13 @@ il_check_stuck_queue(struct il_priv *il, int cnt) #define IL_WD_TICK(timeout) ((timeout) / 4) /* - * Watchdog timer callback, we check each tx queue for stuck, if if hung + * Watchdog timer callback, we check each tx queue for stuck, if hung * we reset the firmware. If everything is fine just rearm the timer. */ void il_bg_watchdog(struct timer_list *t) { - struct il_priv *il = from_timer(il, t, watchdog); + struct il_priv *il = timer_container_of(il, t, watchdog); int cnt; unsigned long timeout; @@ -4887,7 +4842,7 @@ il_setup_watchdog(struct il_priv *il) mod_timer(&il->watchdog, jiffies + msecs_to_jiffies(IL_WD_TICK(timeout))); else - del_timer(&il->watchdog); + timer_delete(&il->watchdog); } EXPORT_SYMBOL(il_setup_watchdog); @@ -4960,8 +4915,7 @@ EXPORT_SYMBOL(il_add_beacon_time); static int il_pci_suspend(struct device *device) { - struct pci_dev *pdev = to_pci_dev(device); - struct il_priv *il = pci_get_drvdata(pdev); + struct il_priv *il = dev_get_drvdata(device); /* * This function is called when system goes into suspend state @@ -4988,6 +4942,8 @@ il_pci_resume(struct device *device) */ pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00); + _il_wr(il, CSR_INT, 0xffffffff); + _il_wr(il, CSR_FH_INT_STATUS, 0xffffffff); il_enable_interrupts(il); if (!(_il_rd(il, CSR_GP_CNTRL) & CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)) @@ -5030,11 +4986,11 @@ il_update_qos(struct il_priv *il) &il->qos_data.def_qos_parm, NULL); } -/** +/* * il_mac_config - mac80211 config callback */ int -il_mac_config(struct ieee80211_hw *hw, u32 changed) +il_mac_config(struct ieee80211_hw *hw, int radio_idx, u32 changed) { struct il_priv *il = hw->priv; const struct il_channel_info *ch_info; @@ -5201,8 +5157,7 @@ il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) memset(&il->current_ht_config, 0, sizeof(struct il_ht_config)); /* new association get rid of ibss beacon skb */ - if (il->beacon_skb) - dev_kfree_skb(il->beacon_skb); + dev_consume_skb_irq(il->beacon_skb); il->beacon_skb = NULL; il->timestamp = 0; @@ -5251,7 +5206,7 @@ il_ht_conf(struct il_priv *il, struct ieee80211_vif *vif) rcu_read_lock(); sta = ieee80211_find_sta(vif, bss_conf->bssid); if (sta) { - struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; + struct ieee80211_sta_ht_cap *ht_cap = &sta->deflink.ht_cap; int maxstreams; maxstreams = @@ -5305,7 +5260,7 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) struct il_priv *il = hw->priv; unsigned long flags; __le64 timestamp; - struct sk_buff *skb = ieee80211_beacon_get(hw, vif); + struct sk_buff *skb = ieee80211_beacon_get(hw, vif, 0); if (!skb) return; @@ -5321,10 +5276,7 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) } spin_lock_irqsave(&il->lock, flags); - - if (il->beacon_skb) - dev_kfree_skb(il->beacon_skb); - + dev_consume_skb_irq(il->beacon_skb); il->beacon_skb = skb; timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp; @@ -5343,13 +5295,13 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) void il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, u32 changes) + struct ieee80211_bss_conf *bss_conf, u64 changes) { struct il_priv *il = hw->priv; int ret; mutex_lock(&il->mutex); - D_MAC80211("enter: changes 0x%x\n", changes); + D_MAC80211("enter: changes 0x%llx\n", changes); if (!il_is_alive(il)) { D_MAC80211("leave - not alive\n"); @@ -5459,8 +5411,8 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes & BSS_CHANGED_ASSOC) { - D_MAC80211("ASSOC %d\n", bss_conf->assoc); - if (bss_conf->assoc) { + D_MAC80211("ASSOC %d\n", vif->cfg.assoc); + if (vif->cfg.assoc) { il->timestamp = bss_conf->sync_tsf; if (!il_is_rfkill(il)) @@ -5469,8 +5421,8 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, il_set_no_assoc(il, vif); } - if (changes && il_is_associated(il) && bss_conf->aid) { - D_MAC80211("Changes (%#x) while associated\n", changes); + if (changes && il_is_associated(il) && vif->cfg.aid) { + D_MAC80211("Changes (%#llx) while associated\n", changes); ret = il_send_rxon_assoc(il); if (!ret) { /* Sync active_rxon with latest change. */ @@ -5491,10 +5443,10 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changes & BSS_CHANGED_IBSS) { ret = il->ops->manage_ibss_station(il, vif, - bss_conf->ibss_joined); + vif->cfg.ibss_joined); if (ret) IL_ERR("failed to %s IBSS station %pM\n", - bss_conf->ibss_joined ? "add" : "remove", + vif->cfg.ibss_joined ? "add" : "remove", bss_conf->bssid); } diff --git a/drivers/net/wireless/intel/iwlegacy/common.h b/drivers/net/wireless/intel/iwlegacy/common.h index dc6a74a05983..4c9836ab11dd 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.h +++ b/drivers/net/wireless/intel/iwlegacy/common.h @@ -1,23 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -568,13 +553,25 @@ struct il_device_cmd { u8 val8; u16 val16; u32 val32; - struct il_tx_cmd tx; + struct il_tx_cmd_hdr tx; u8 payload[DEF_CMD_PAYLOAD_SIZE]; } __packed cmd; } __packed; #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct il_device_cmd)) +/** + * struct il_device_cmd_huge + * + * For use when sending huge commands. + */ +struct il_device_cmd_huge { + struct il_cmd_header hdr; /* uCode API */ + union { + u8 payload[IL_MAX_CMD_SIZE - sizeof(struct il_cmd_header)]; + } __packed cmd; +} __packed; + struct il_host_cmd { const void *data; unsigned long reply_page; @@ -794,9 +791,6 @@ struct il_sensitivity_ranges { u16 nrg_th_cca; }; -#define KELVIN_TO_CELSIUS(x) ((x)-273) -#define CELSIUS_TO_KELVIN(x) ((x)+273) - /** * struct il_hw_params * @bcast_id: f/w broadcast station ID @@ -1701,7 +1695,8 @@ struct il_cfg { ***************************/ int il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - u16 queue, const struct ieee80211_tx_queue_params *params); + unsigned int link_id, u16 queue, + const struct ieee80211_tx_queue_params *params); int il_mac_tx_last_beacon(struct ieee80211_hw *hw); void il_set_rxon_hwcrypto(struct il_priv *il, int hw_decrypt); @@ -1710,7 +1705,6 @@ int il_full_rxon_required(struct il_priv *il); int il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch); void il_set_flags_for_band(struct il_priv *il, enum nl80211_band band, struct ieee80211_vif *vif); -u8 il_get_single_channel_number(struct il_priv *il, enum nl80211_band band); void il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf); bool il_is_ht40_tx_allowed(struct il_priv *il, struct ieee80211_sta_ht_cap *ht_cap); @@ -1962,10 +1956,10 @@ il_get_hw_mode(struct il_priv *il, enum nl80211_band band) } /* mac80211 handlers */ -int il_mac_config(struct ieee80211_hw *hw, u32 changed); +int il_mac_config(struct ieee80211_hw *hw, int radio_idx, u32 changed); void il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif); void il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, u32 changes); + struct ieee80211_bss_conf *bss_conf, u64 changes); void il_tx_cmd_protection(struct il_priv *il, struct ieee80211_tx_info *info, __le16 fc, __le32 *tx_flags); @@ -2030,13 +2024,6 @@ static inline void _il_release_nic_access(struct il_priv *il) { _il_clear_bit(il, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); - /* - * In above we are reading CSR_GP_CNTRL register, what will flush any - * previous writes, but still want write, which clear MAC_ACCESS_REQ - * bit, be performed on PCI bus before any other writes scheduled on - * different CPUs (after we drop reg_lock). - */ - mmiowb(); } static inline u32 @@ -2828,13 +2815,7 @@ struct il_lq_sta { struct il_scale_tbl_info lq_info[LQ_SIZE]; /* "active", "search" */ struct il_traffic_load load[TID_MAX_LOAD_COUNT]; u8 tx_agg_tid_en; -#ifdef CONFIG_MAC80211_DEBUGFS - struct dentry *rs_sta_dbgfs_scale_table_file; - struct dentry *rs_sta_dbgfs_stats_table_file; - struct dentry *rs_sta_dbgfs_rate_scale_data_file; - struct dentry *rs_sta_dbgfs_tx_agg_tid_en_file; u32 dbg_fixed_rate; -#endif struct il_priv *drv; /* used to be in sta_info */ @@ -2954,8 +2935,8 @@ do { \ #define IL_DBG(level, fmt, args...) \ do { \ if (il_get_debug_level(il) & level) \ - dev_err(&il->hw->wiphy->dev, "%c %s " fmt, \ - in_interrupt() ? 'I' : 'U', __func__ , ##args); \ + dev_err(&il->hw->wiphy->dev, "%s " fmt, __func__, \ + ##args); \ } while (0) #define il_print_hex_dump(il, level, p, len) \ @@ -2966,7 +2947,7 @@ do { \ } while (0) #else -#define IL_DBG(level, fmt, args...) +#define IL_DBG(level, fmt, args...) no_printk(fmt, ##args) static inline void il_print_hex_dump(struct il_priv *il, int level, const void *p, u32 len) { @@ -2974,13 +2955,11 @@ il_print_hex_dump(struct il_priv *il, int level, const void *p, u32 len) #endif /* CONFIG_IWLEGACY_DEBUG */ #ifdef CONFIG_IWLEGACY_DEBUGFS -int il_dbgfs_register(struct il_priv *il, const char *name); +void il_dbgfs_register(struct il_priv *il, const char *name); void il_dbgfs_unregister(struct il_priv *il); #else -static inline int -il_dbgfs_register(struct il_priv *il, const char *name) +static inline void il_dbgfs_register(struct il_priv *il, const char *name) { - return 0; } static inline void diff --git a/drivers/net/wireless/intel/iwlegacy/debug.c b/drivers/net/wireless/intel/iwlegacy/debug.c index d76073def677..d998a3f1b056 100644 --- a/drivers/net/wireless/intel/iwlegacy/debug.c +++ b/drivers/net/wireless/intel/iwlegacy/debug.c @@ -1,26 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * GPL LICENSE SUMMARY - * * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -128,23 +110,12 @@ EXPORT_SYMBOL(il_update_stats); /* create and remove of files */ #define DEBUGFS_ADD_FILE(name, parent, mode) do { \ - if (!debugfs_create_file(#name, mode, parent, il, \ - &il_dbgfs_##name##_ops)) \ - goto err; \ + debugfs_create_file(#name, mode, parent, il, \ + &il_dbgfs_##name##_ops); \ } while (0) #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ - struct dentry *__tmp; \ - __tmp = debugfs_create_bool(#name, 0600, parent, ptr); \ - if (IS_ERR(__tmp) || !__tmp) \ - goto err; \ -} while (0) - -#define DEBUGFS_ADD_X32(name, parent, ptr) do { \ - struct dentry *__tmp; \ - __tmp = debugfs_create_x32(#name, 0600, parent, ptr); \ - if (IS_ERR(__tmp) || !__tmp) \ - goto err; \ + debugfs_create_bool(#name, 0600, parent, ptr); \ } while (0) /* file operation */ @@ -1341,27 +1312,18 @@ DEBUGFS_WRITE_FILE_OPS(wd_timeout); * Create the debugfs files and directories * */ -int +void il_dbgfs_register(struct il_priv *il, const char *name) { struct dentry *phyd = il->hw->wiphy->debugfsdir; struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug; dir_drv = debugfs_create_dir(name, phyd); - if (!dir_drv) - return -ENOMEM; - il->debugfs_dir = dir_drv; dir_data = debugfs_create_dir("data", dir_drv); - if (!dir_data) - goto err; dir_rf = debugfs_create_dir("rf", dir_drv); - if (!dir_rf) - goto err; dir_debug = debugfs_create_dir("debug", dir_drv); - if (!dir_debug) - goto err; DEBUGFS_ADD_FILE(nvm, dir_data, 0400); DEBUGFS_ADD_FILE(sram, dir_data, 0600); @@ -1399,18 +1361,11 @@ il_dbgfs_register(struct il_priv *il, const char *name) DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, &il->disable_chain_noise_cal); DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, &il->disable_tx_power_cal); - return 0; - -err: - IL_ERR("Can't create the debugfs directory\n"); - il_dbgfs_unregister(il); - return -ENOMEM; } EXPORT_SYMBOL(il_dbgfs_register); -/** +/* * Remove the debugfs files and directories - * */ void il_dbgfs_unregister(struct il_priv *il) diff --git a/drivers/net/wireless/intel/iwlegacy/iwl-spectrum.h b/drivers/net/wireless/intel/iwlegacy/iwl-spectrum.h index 85fe48e520f9..f00eb878b94b 100644 --- a/drivers/net/wireless/intel/iwlegacy/iwl-spectrum.h +++ b/drivers/net/wireless/intel/iwlegacy/iwl-spectrum.h @@ -1,25 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ieee80211 subsystem header files. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * * Contact Information: * Intel Linux Wireless <ilw@linux.intel.com> * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 @@ -65,28 +50,4 @@ struct ieee80211_measurement_params { __le16 duration; } __packed; -struct ieee80211_info_element { - u8 id; - u8 len; - u8 data[0]; -} __packed; - -struct ieee80211_measurement_request { - struct ieee80211_info_element ie; - u8 token; - u8 mode; - u8 type; - struct ieee80211_measurement_params params[0]; -} __packed; - -struct ieee80211_measurement_report { - struct ieee80211_info_element ie; - u8 token; - u8 mode; - u8 type; - union { - struct ieee80211_basic_report basic[0]; - } u; -} __packed; - #endif |