diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/dvm')
18 files changed, 1426 insertions, 250 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/Makefile b/drivers/net/wireless/intel/iwlwifi/dvm/Makefile index 0486b17d7c41..abcf8aeb010d 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/dvm/Makefile @@ -2,7 +2,7 @@ # DVM obj-$(CONFIG_IWLDVM) += iwldvm.o iwldvm-objs += main.o rs.o mac80211.o ucode.o tx.o -iwldvm-objs += lib.o calib.o tt.o sta.o rx.o +iwldvm-objs += lib.o calib.o tt.o sta.o rx.o eeprom.o iwldvm-objs += power.o iwldvm-objs += scan.o @@ -11,4 +11,4 @@ iwldvm-objs += rxon.o devices.o iwldvm-$(CONFIG_IWLWIFI_LEDS) += led.o iwldvm-$(CONFIG_IWLWIFI_DEBUGFS) += debugfs.o -ccflags-y += -I $(srctree)/$(src)/../ +ccflags-y += -I $(src)/../ diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/agn.h b/drivers/net/wireless/intel/iwlwifi/dvm/agn.h index fefaa414272b..1ebc7effcc2a 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/agn.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/agn.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2021 Intel Corporation + * Copyright (C) 2005-2014, 2021, 2024-2025 Intel Corporation */ #ifndef __iwl_agn_h__ #define __iwl_agn_h__ @@ -385,6 +385,25 @@ static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state) iwl_trans_set_pmi(priv->trans, state); } +/** + * iwl_parse_eeprom_data - parse EEPROM data and return values + * + * @trans: ransport we're parsing for, for debug only + * @cfg: device configuration for parsing and overrides + * @eeprom: the EEPROM data + * @eeprom_size: length of the EEPROM data + * + * This function parses all EEPROM values we need and then + * returns a (newly allocated) struct containing all the + * relevant values for driver use. The struct must be freed + * later with iwl_free_nvm_data(). + */ +struct iwl_nvm_data * +iwl_parse_eeprom_data(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, + const u8 *eeprom, size_t eeprom_size); + +int iwl_read_eeprom(struct iwl_trans *trans, u8 **eeprom, size_t *eeprom_size); + #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir); #else diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/commands.h b/drivers/net/wireless/intel/iwlwifi/dvm/commands.h index 04864d3fda63..96ea6c8dfc89 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/commands.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/commands.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2023 Intel Corporation + * Copyright (C) 2005-2014, 2023-2024 Intel Corporation */ /* * Please use this file (commands.h) only for uCode API definitions. @@ -177,7 +177,7 @@ enum { * *****************************************************************************/ -/** +/* * iwlagn rate_n_flags bit fields * * rate_n_flags format is used in following iwlagn commands: @@ -251,7 +251,7 @@ enum { #define RATE_MCS_SGI_POS 13 #define RATE_MCS_SGI_MSK 0x2000 -/** +/* * rate_n_flags Tx antenna masks * bit14:16 */ @@ -1180,85 +1180,87 @@ struct iwl_dram_scratch { } __packed; struct iwl_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 iwl_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 REPLY_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_index; - 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(iwl_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 iwl_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 REPLY_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_index; + 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 */ - union { - DECLARE_FLEX_ARRAY(u8, payload); - DECLARE_FLEX_ARRAY(struct ieee80211_hdr, hdr); - }; + struct ieee80211_hdr hdr[]; } __packed; +static_assert(offsetof(struct iwl_tx_cmd, hdr) == sizeof(struct iwl_tx_cmd_hdr), + "struct member likely outside of __struct_group()"); /* * TX command response is sent after *agn* transmission attempts. @@ -2312,7 +2314,7 @@ struct iwl_scan_cmd { /* For active scans (set to all-0s for passive scans). * Does not include payload. Must specify Tx rate; no rate scaling. */ - struct iwl_tx_cmd tx_cmd; + struct iwl_tx_cmd_hdr tx_cmd; /* For directed active scans (set to all-0s otherwise) */ struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; @@ -2423,7 +2425,7 @@ struct iwlagn_beacon_notif { */ struct iwl_tx_beacon_cmd { - struct iwl_tx_cmd tx; + struct iwl_tx_cmd_hdr tx; __le16 tim_idx; u8 tim_size; u8 reserved1; @@ -2767,7 +2769,7 @@ struct iwl_missed_beacon_notif { * *****************************************************************************/ -/** +/* * SENSITIVITY_CMD = 0xa8 (command, has simple generic response) * * This command sets up the Rx signal detector for a sensitivity level that diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/dvm/debugfs.c index b246dbd371b3..ec94c43ba28c 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/debugfs.c @@ -2,7 +2,7 @@ /****************************************************************************** * * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018, 2025 Intel Corporation *****************************************************************************/ #include <linux/slab.h> @@ -1870,7 +1870,7 @@ static ssize_t iwl_dbgfs_ucode_tracing_write(struct file *file, } } else { priv->event_log.ucode_trace = false; - del_timer_sync(&priv->ucode_trace); + timer_delete_sync(&priv->ucode_trace); } return count; @@ -2097,7 +2097,8 @@ static ssize_t iwl_dbgfs_protection_mode_read(struct file *file, char buf[40]; const size_t bufsz = sizeof(buf); - if (priv->cfg->ht_params) + /* HT devices also have at least one HT40 band */ + if (priv->cfg->ht_params.ht40_bands) pos += scnprintf(buf + pos, bufsz - pos, "use %s for aggregation\n", (priv->hw_params.use_rts_for_aggregation) ? @@ -2117,7 +2118,8 @@ static ssize_t iwl_dbgfs_protection_mode_write(struct file *file, int buf_size; int rts; - if (!priv->cfg->ht_params) + /* HT devices also have at least one HT40 band */ + if (!priv->cfg->ht_params.ht40_bands) return -EINVAL; memset(buf, 0, sizeof(buf)); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/dev.h b/drivers/net/wireless/intel/iwlwifi/dvm/dev.h index 25283e4b849f..25b24820466d 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/dev.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/dev.h @@ -2,6 +2,7 @@ /****************************************************************************** * * Copyright(c) 2003 - 2014, 2020, 2023 Intel Corporation. All rights reserved. + * Copyright (C) 2025 Intel Corporation *****************************************************************************/ /* * Please use this file (dev.h) for driver implementation definitions. @@ -19,7 +20,7 @@ #include <linux/mutex.h> #include "fw/img.h" -#include "iwl-eeprom-parse.h" +#include "iwl-nvm-utils.h" #include "iwl-csr.h" #include "iwl-debug.h" #include "iwl-agn-hw.h" @@ -627,7 +628,7 @@ struct iwl_priv { struct iwl_trans *trans; struct device *dev; /* for debug prints only */ - const struct iwl_cfg *cfg; + const struct iwl_rf_cfg *cfg; const struct iwl_fw *fw; const struct iwl_dvm_cfg *lib; unsigned long status; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/devices.c b/drivers/net/wireless/intel/iwlwifi/dvm/devices.c index 39e40901fa46..3447ae0b160a 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/devices.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/devices.c @@ -2,7 +2,7 @@ /****************************************************************************** * * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. - * Copyright (C) 2019 Intel Corporation + * Copyright (C) 2019, 2025 Intel Corporation *****************************************************************************/ #include <linux/units.h> @@ -12,7 +12,7 @@ */ #include "iwl-io.h" #include "iwl-prph.h" -#include "iwl-eeprom-parse.h" +#include "iwl-nvm-utils.h" #include "agn.h" #include "dev.h" @@ -481,7 +481,7 @@ static void iwl6000_set_ct_threshold(struct iwl_priv *priv) /* NIC configuration for 6000 series */ static void iwl6000_nic_config(struct iwl_priv *priv) { - switch (priv->trans->trans_cfg->device_family) { + switch (priv->trans->mac_cfg->device_family) { case IWL_DEVICE_FAMILY_6005: case IWL_DEVICE_FAMILY_6030: case IWL_DEVICE_FAMILY_6000: diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/eeprom.c b/drivers/net/wireless/intel/iwlwifi/dvm/eeprom.c new file mode 100644 index 000000000000..2423125e5284 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/dvm/eeprom.c @@ -0,0 +1,1147 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2005-2014, 2018-2019, 2021, 2024-2025 Intel Corporation + */ +#include <linux/types.h> +#include <linux/slab.h> +#include <linux/export.h> + +#include "iwl-drv.h" +#include "iwl-debug.h" +#include "iwl-io.h" +#include "iwl-prph.h" +#include "iwl-csr.h" +#include "agn.h" + +/* EEPROM offset definitions */ + +/* indirect access definitions */ +#define ADDRESS_MSK 0x0000FFFF +#define INDIRECT_TYPE_MSK 0x000F0000 +#define INDIRECT_HOST 0x00010000 +#define INDIRECT_GENERAL 0x00020000 +#define INDIRECT_REGULATORY 0x00030000 +#define INDIRECT_CALIBRATION 0x00040000 +#define INDIRECT_PROCESS_ADJST 0x00050000 +#define INDIRECT_OTHERS 0x00060000 +#define INDIRECT_TXP_LIMIT 0x00070000 +#define INDIRECT_TXP_LIMIT_SIZE 0x00080000 +#define INDIRECT_ADDRESS 0x00100000 + +/* corresponding link offsets in EEPROM */ +#define EEPROM_LINK_HOST (2*0x64) +#define EEPROM_LINK_GENERAL (2*0x65) +#define EEPROM_LINK_REGULATORY (2*0x66) +#define EEPROM_LINK_CALIBRATION (2*0x67) +#define EEPROM_LINK_PROCESS_ADJST (2*0x68) +#define EEPROM_LINK_OTHERS (2*0x69) +#define EEPROM_LINK_TXP_LIMIT (2*0x6a) +#define EEPROM_LINK_TXP_LIMIT_SIZE (2*0x6b) + +/* General */ +#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */ +#define EEPROM_SUBSYSTEM_ID (2*0x0A) /* 2 bytes */ +#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */ +#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */ +#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */ +#define EEPROM_VERSION (2*0x44) /* 2 bytes */ +#define EEPROM_SKU_CAP (2*0x45) /* 2 bytes */ +#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */ +#define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */ +#define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */ + +/* calibration */ +struct iwl_eeprom_calib_hdr { + u8 version; + u8 pa_type; + __le16 voltage; +} __packed; + +#define EEPROM_CALIB_ALL (INDIRECT_ADDRESS | INDIRECT_CALIBRATION) +#define EEPROM_XTAL ((2*0x128) | EEPROM_CALIB_ALL) + +/* temperature */ +#define EEPROM_KELVIN_TEMPERATURE ((2*0x12A) | EEPROM_CALIB_ALL) +#define EEPROM_RAW_TEMPERATURE ((2*0x12B) | EEPROM_CALIB_ALL) + +/* SKU Capabilities (actual values from EEPROM definition) */ +enum eeprom_sku_bits { + EEPROM_SKU_CAP_BAND_24GHZ = BIT(4), + EEPROM_SKU_CAP_BAND_52GHZ = BIT(5), + EEPROM_SKU_CAP_11N_ENABLE = BIT(6), + EEPROM_SKU_CAP_AMT_ENABLE = BIT(7), + EEPROM_SKU_CAP_IPAN_ENABLE = BIT(8) +}; + +/* radio config bits (actual values from EEPROM definition) */ +#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */ +#define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */ +#define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */ +#define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */ +#define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */ +#define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */ + +/* + * EEPROM bands + * These are the channel numbers from each band in the order + * that they are stored in the EEPROM band information. Note + * that EEPROM bands aren't the same as mac80211 bands, and + * there are even special "ht40 bands" in the EEPROM. + */ +static const u8 iwl_eeprom_band_1[14] = { /* 2.4 GHz */ + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 +}; + +static const u8 iwl_eeprom_band_2[] = { /* 4915-5080MHz */ + 183, 184, 185, 187, 188, 189, 192, 196, 7, 8, 11, 12, 16 +}; + +static const u8 iwl_eeprom_band_3[] = { /* 5170-5320MHz */ + 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64 +}; + +static const u8 iwl_eeprom_band_4[] = { /* 5500-5700MHz */ + 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140 +}; + +static const u8 iwl_eeprom_band_5[] = { /* 5725-5825MHz */ + 145, 149, 153, 157, 161, 165 +}; + +static const u8 iwl_eeprom_band_6[] = { /* 2.4 ht40 channel */ + 1, 2, 3, 4, 5, 6, 7 +}; + +static const u8 iwl_eeprom_band_7[] = { /* 5.2 ht40 channel */ + 36, 44, 52, 60, 100, 108, 116, 124, 132, 149, 157 +}; + +#define IWL_NUM_CHANNELS (ARRAY_SIZE(iwl_eeprom_band_1) + \ + ARRAY_SIZE(iwl_eeprom_band_2) + \ + ARRAY_SIZE(iwl_eeprom_band_3) + \ + ARRAY_SIZE(iwl_eeprom_band_4) + \ + ARRAY_SIZE(iwl_eeprom_band_5)) + +/* rate data (static) */ +static struct ieee80211_rate iwl_cfg80211_rates[] = { + { .bitrate = 1 * 10, .hw_value = 0, .hw_value_short = 0, }, + { .bitrate = 2 * 10, .hw_value = 1, .hw_value_short = 1, + .flags = IEEE80211_RATE_SHORT_PREAMBLE, }, + { .bitrate = 5.5 * 10, .hw_value = 2, .hw_value_short = 2, + .flags = IEEE80211_RATE_SHORT_PREAMBLE, }, + { .bitrate = 11 * 10, .hw_value = 3, .hw_value_short = 3, + .flags = IEEE80211_RATE_SHORT_PREAMBLE, }, + { .bitrate = 6 * 10, .hw_value = 4, .hw_value_short = 4, }, + { .bitrate = 9 * 10, .hw_value = 5, .hw_value_short = 5, }, + { .bitrate = 12 * 10, .hw_value = 6, .hw_value_short = 6, }, + { .bitrate = 18 * 10, .hw_value = 7, .hw_value_short = 7, }, + { .bitrate = 24 * 10, .hw_value = 8, .hw_value_short = 8, }, + { .bitrate = 36 * 10, .hw_value = 9, .hw_value_short = 9, }, + { .bitrate = 48 * 10, .hw_value = 10, .hw_value_short = 10, }, + { .bitrate = 54 * 10, .hw_value = 11, .hw_value_short = 11, }, +}; +#define RATES_24_OFFS 0 +#define N_RATES_24 ARRAY_SIZE(iwl_cfg80211_rates) +#define RATES_52_OFFS 4 +#define N_RATES_52 (N_RATES_24 - RATES_52_OFFS) + +/* EEPROM reading functions */ + +static u16 iwl_eeprom_query16(const u8 *eeprom, size_t eeprom_size, int offset) +{ + if (WARN_ON(offset + sizeof(u16) > eeprom_size)) + return 0; + return le16_to_cpup((const __le16 *)(eeprom + offset)); +} + +static u32 eeprom_indirect_address(const u8 *eeprom, size_t eeprom_size, + u32 address) +{ + u16 offset = 0; + + if ((address & INDIRECT_ADDRESS) == 0) + return address; + + switch (address & INDIRECT_TYPE_MSK) { + case INDIRECT_HOST: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_HOST); + break; + case INDIRECT_GENERAL: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_GENERAL); + break; + case INDIRECT_REGULATORY: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_REGULATORY); + break; + case INDIRECT_TXP_LIMIT: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_TXP_LIMIT); + break; + case INDIRECT_TXP_LIMIT_SIZE: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_TXP_LIMIT_SIZE); + break; + case INDIRECT_CALIBRATION: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_CALIBRATION); + break; + case INDIRECT_PROCESS_ADJST: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_PROCESS_ADJST); + break; + case INDIRECT_OTHERS: + offset = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_LINK_OTHERS); + break; + default: + WARN_ON(1); + break; + } + + /* translate the offset from words to byte */ + return (address & ADDRESS_MSK) + (offset << 1); +} + +static const void *iwl_eeprom_query_addr(const u8 *eeprom, size_t eeprom_size, + u32 offset) +{ + u32 address = eeprom_indirect_address(eeprom, eeprom_size, offset); + + if (WARN_ON(address >= eeprom_size)) + return NULL; + + return &eeprom[address]; +} + +static int iwl_eeprom_read_calib(const u8 *eeprom, size_t eeprom_size, + struct iwl_nvm_data *data) +{ + const struct iwl_eeprom_calib_hdr *hdr; + + hdr = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_CALIB_ALL); + if (!hdr) + return -ENODATA; + data->calib_version = hdr->version; + data->calib_voltage = hdr->voltage; + + return 0; +} + +/** + * enum iwl_eeprom_channel_flags - channel flags in EEPROM + * @EEPROM_CHANNEL_VALID: channel is usable for this SKU/geo + * @EEPROM_CHANNEL_IBSS: usable as an IBSS channel + * @EEPROM_CHANNEL_ACTIVE: active scanning allowed + * @EEPROM_CHANNEL_RADAR: radar detection required + * @EEPROM_CHANNEL_WIDE: 20 MHz channel okay (?) + * @EEPROM_CHANNEL_DFS: dynamic freq selection candidate + */ +enum iwl_eeprom_channel_flags { + EEPROM_CHANNEL_VALID = BIT(0), + EEPROM_CHANNEL_IBSS = BIT(1), + EEPROM_CHANNEL_ACTIVE = BIT(3), + EEPROM_CHANNEL_RADAR = BIT(4), + EEPROM_CHANNEL_WIDE = BIT(5), + EEPROM_CHANNEL_DFS = BIT(7), +}; + +/** + * struct iwl_eeprom_channel - EEPROM channel data + * @flags: %EEPROM_CHANNEL_* flags + * @max_power_avg: max power (in dBm) on this channel, at most 31 dBm + */ +struct iwl_eeprom_channel { + u8 flags; + s8 max_power_avg; +} __packed; + +enum iwl_eeprom_enhanced_txpwr_flags { + IWL_EEPROM_ENH_TXP_FL_VALID = BIT(0), + IWL_EEPROM_ENH_TXP_FL_BAND_52G = BIT(1), + IWL_EEPROM_ENH_TXP_FL_OFDM = BIT(2), + IWL_EEPROM_ENH_TXP_FL_40MHZ = BIT(3), + IWL_EEPROM_ENH_TXP_FL_HT_AP = BIT(4), + IWL_EEPROM_ENH_TXP_FL_RES1 = BIT(5), + IWL_EEPROM_ENH_TXP_FL_RES2 = BIT(6), + IWL_EEPROM_ENH_TXP_FL_COMMON_TYPE = BIT(7), +}; + +/** + * struct iwl_eeprom_enhanced_txpwr - enhanced regulatory TX power limits + * @flags: entry flags + * @channel: channel number + * @chain_a_max: chain a max power in 1/2 dBm + * @chain_b_max: chain b max power in 1/2 dBm + * @chain_c_max: chain c max power in 1/2 dBm + * @delta_20_in_40: 20-in-40 deltas (hi/lo) + * @mimo2_max: mimo2 max power in 1/2 dBm + * @mimo3_max: mimo3 max power in 1/2 dBm + * + * This structure presents the enhanced regulatory tx power limit layout + * in an EEPROM image. + */ +struct iwl_eeprom_enhanced_txpwr { + u8 flags; + u8 channel; + s8 chain_a_max; + s8 chain_b_max; + s8 chain_c_max; + u8 delta_20_in_40; + s8 mimo2_max; + s8 mimo3_max; +} __packed; + +static s8 iwl_get_max_txpwr_half_dbm(const struct iwl_nvm_data *data, + const struct iwl_eeprom_enhanced_txpwr *txp) +{ + s8 result = 0; /* (.5 dBm) */ + + /* Take the highest tx power from any valid chains */ + if (data->valid_tx_ant & ANT_A && txp->chain_a_max > result) + result = txp->chain_a_max; + + if (data->valid_tx_ant & ANT_B && txp->chain_b_max > result) + result = txp->chain_b_max; + + if (data->valid_tx_ant & ANT_C && txp->chain_c_max > result) + result = txp->chain_c_max; + + if ((data->valid_tx_ant == ANT_AB || + data->valid_tx_ant == ANT_BC || + data->valid_tx_ant == ANT_AC) && txp->mimo2_max > result) + result = txp->mimo2_max; + + if (data->valid_tx_ant == ANT_ABC && txp->mimo3_max > result) + result = txp->mimo3_max; + + return result; +} + +#define EEPROM_TXP_OFFS (0x00 | INDIRECT_ADDRESS | INDIRECT_TXP_LIMIT) +#define EEPROM_TXP_ENTRY_LEN sizeof(struct iwl_eeprom_enhanced_txpwr) +#define EEPROM_TXP_SZ_OFFS (0x00 | INDIRECT_ADDRESS | INDIRECT_TXP_LIMIT_SIZE) + +#define TXP_CHECK_AND_PRINT(x) \ + ((txp->flags & IWL_EEPROM_ENH_TXP_FL_##x) ? # x " " : "") + +static void +iwl_eeprom_enh_txp_read_element(struct iwl_nvm_data *data, + const struct iwl_eeprom_enhanced_txpwr *txp, + int n_channels, s8 max_txpower_avg) +{ + int ch_idx; + enum nl80211_band band; + + band = txp->flags & IWL_EEPROM_ENH_TXP_FL_BAND_52G ? + NL80211_BAND_5GHZ : NL80211_BAND_2GHZ; + + for (ch_idx = 0; ch_idx < n_channels; ch_idx++) { + struct ieee80211_channel *chan = &data->channels[ch_idx]; + + /* update matching channel or from common data only */ + if (txp->channel != 0 && chan->hw_value != txp->channel) + continue; + + /* update matching band only */ + if (band != chan->band) + continue; + + if (chan->max_power < max_txpower_avg && + !(txp->flags & IWL_EEPROM_ENH_TXP_FL_40MHZ)) + chan->max_power = max_txpower_avg; + } +} + +static void iwl_eeprom_enhanced_txpower(struct device *dev, + struct iwl_nvm_data *data, + const u8 *eeprom, size_t eeprom_size, + int n_channels) +{ + const struct iwl_eeprom_enhanced_txpwr *txp_array, *txp; + int idx, entries; + const __le16 *txp_len; + s8 max_txp_avg_halfdbm; + + BUILD_BUG_ON(sizeof(struct iwl_eeprom_enhanced_txpwr) != 8); + + /* the length is in 16-bit words, but we want entries */ + txp_len = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_TXP_SZ_OFFS); + entries = le16_to_cpup(txp_len) * 2 / EEPROM_TXP_ENTRY_LEN; + + txp_array = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_TXP_OFFS); + + for (idx = 0; idx < entries; idx++) { + txp = &txp_array[idx]; + /* skip invalid entries */ + if (!(txp->flags & IWL_EEPROM_ENH_TXP_FL_VALID)) + continue; + + IWL_DEBUG_EEPROM(dev, "%s %d:\t %s%s%s%s%s%s%s%s (0x%02x)\n", + (txp->channel && (txp->flags & + IWL_EEPROM_ENH_TXP_FL_COMMON_TYPE)) ? + "Common " : (txp->channel) ? + "Channel" : "Common", + (txp->channel), + TXP_CHECK_AND_PRINT(VALID), + TXP_CHECK_AND_PRINT(BAND_52G), + TXP_CHECK_AND_PRINT(OFDM), + TXP_CHECK_AND_PRINT(40MHZ), + TXP_CHECK_AND_PRINT(HT_AP), + TXP_CHECK_AND_PRINT(RES1), + TXP_CHECK_AND_PRINT(RES2), + TXP_CHECK_AND_PRINT(COMMON_TYPE), + txp->flags); + IWL_DEBUG_EEPROM(dev, + "\t\t chain_A: %d chain_B: %d chain_C: %d\n", + txp->chain_a_max, txp->chain_b_max, + txp->chain_c_max); + IWL_DEBUG_EEPROM(dev, + "\t\t MIMO2: %d MIMO3: %d High 20_on_40: 0x%02x Low 20_on_40: 0x%02x\n", + txp->mimo2_max, txp->mimo3_max, + ((txp->delta_20_in_40 & 0xf0) >> 4), + (txp->delta_20_in_40 & 0x0f)); + + max_txp_avg_halfdbm = iwl_get_max_txpwr_half_dbm(data, txp); + + iwl_eeprom_enh_txp_read_element(data, txp, n_channels, + DIV_ROUND_UP(max_txp_avg_halfdbm, 2)); + + if (max_txp_avg_halfdbm > data->max_tx_pwr_half_dbm) + data->max_tx_pwr_half_dbm = max_txp_avg_halfdbm; + } +} + +static void iwl_init_band_reference(const struct iwl_rf_cfg *cfg, + const u8 *eeprom, size_t eeprom_size, + int eeprom_band, int *eeprom_ch_count, + const struct iwl_eeprom_channel **ch_info, + const u8 **eeprom_ch_array) +{ + u32 offset = cfg->eeprom_params->regulatory_bands[eeprom_band - 1]; + + offset |= INDIRECT_ADDRESS | INDIRECT_REGULATORY; + + *ch_info = iwl_eeprom_query_addr(eeprom, eeprom_size, offset); + + switch (eeprom_band) { + case 1: /* 2.4GHz band */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_1); + *eeprom_ch_array = iwl_eeprom_band_1; + break; + case 2: /* 4.9GHz band */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_2); + *eeprom_ch_array = iwl_eeprom_band_2; + break; + case 3: /* 5.2GHz band */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_3); + *eeprom_ch_array = iwl_eeprom_band_3; + break; + case 4: /* 5.5GHz band */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_4); + *eeprom_ch_array = iwl_eeprom_band_4; + break; + case 5: /* 5.7GHz band */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_5); + *eeprom_ch_array = iwl_eeprom_band_5; + break; + case 6: /* 2.4GHz ht40 channels */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_6); + *eeprom_ch_array = iwl_eeprom_band_6; + break; + case 7: /* 5 GHz ht40 channels */ + *eeprom_ch_count = ARRAY_SIZE(iwl_eeprom_band_7); + *eeprom_ch_array = iwl_eeprom_band_7; + break; + default: + *eeprom_ch_count = 0; + *eeprom_ch_array = NULL; + WARN_ON(1); + } +} + +#define CHECK_AND_PRINT(x) \ + ((eeprom_ch->flags & EEPROM_CHANNEL_##x) ? # x " " : "") + +static void iwl_mod_ht40_chan_info(struct device *dev, + struct iwl_nvm_data *data, int n_channels, + enum nl80211_band band, u16 channel, + const struct iwl_eeprom_channel *eeprom_ch, + u8 clear_ht40_extension_channel) +{ + struct ieee80211_channel *chan = NULL; + int i; + + for (i = 0; i < n_channels; i++) { + if (data->channels[i].band != band) + continue; + if (data->channels[i].hw_value != channel) + continue; + chan = &data->channels[i]; + break; + } + + if (!chan) + return; + + IWL_DEBUG_EEPROM(dev, + "HT40 Ch. %d [%sGHz] %s%s%s%s%s(0x%02x %ddBm): Ad-Hoc %ssupported\n", + channel, + band == NL80211_BAND_5GHZ ? "5.2" : "2.4", + CHECK_AND_PRINT(IBSS), + CHECK_AND_PRINT(ACTIVE), + CHECK_AND_PRINT(RADAR), + CHECK_AND_PRINT(WIDE), + CHECK_AND_PRINT(DFS), + eeprom_ch->flags, + eeprom_ch->max_power_avg, + ((eeprom_ch->flags & EEPROM_CHANNEL_IBSS) && + !(eeprom_ch->flags & EEPROM_CHANNEL_RADAR)) ? "" + : "not "); + + if (eeprom_ch->flags & EEPROM_CHANNEL_VALID) + chan->flags &= ~clear_ht40_extension_channel; +} + +#define CHECK_AND_PRINT_I(x) \ + ((eeprom_ch_info[ch_idx].flags & EEPROM_CHANNEL_##x) ? # x " " : "") + +static int iwl_init_channel_map(struct device *dev, const struct iwl_rf_cfg *cfg, + struct iwl_nvm_data *data, + const u8 *eeprom, size_t eeprom_size) +{ + int band, ch_idx; + const struct iwl_eeprom_channel *eeprom_ch_info; + const u8 *eeprom_ch_array; + int eeprom_ch_count; + int n_channels = 0; + + /* + * Loop through the 5 EEPROM bands and add them to the parse list + */ + for (band = 1; band <= 5; band++) { + struct ieee80211_channel *channel; + + iwl_init_band_reference(cfg, eeprom, eeprom_size, band, + &eeprom_ch_count, &eeprom_ch_info, + &eeprom_ch_array); + + /* Loop through each band adding each of the channels */ + for (ch_idx = 0; ch_idx < eeprom_ch_count; ch_idx++) { + const struct iwl_eeprom_channel *eeprom_ch; + + eeprom_ch = &eeprom_ch_info[ch_idx]; + + if (!(eeprom_ch->flags & EEPROM_CHANNEL_VALID)) { + IWL_DEBUG_EEPROM(dev, + "Ch. %d Flags %x [%sGHz] - No traffic\n", + eeprom_ch_array[ch_idx], + eeprom_ch_info[ch_idx].flags, + (band != 1) ? "5.2" : "2.4"); + continue; + } + + channel = &data->channels[n_channels]; + n_channels++; + + channel->hw_value = eeprom_ch_array[ch_idx]; + channel->band = (band == 1) ? NL80211_BAND_2GHZ + : NL80211_BAND_5GHZ; + channel->center_freq = + ieee80211_channel_to_frequency( + channel->hw_value, channel->band); + + /* set no-HT40, will enable as appropriate later */ + channel->flags = IEEE80211_CHAN_NO_HT40; + + if (!(eeprom_ch->flags & EEPROM_CHANNEL_IBSS)) + channel->flags |= IEEE80211_CHAN_NO_IR; + + if (!(eeprom_ch->flags & EEPROM_CHANNEL_ACTIVE)) + channel->flags |= IEEE80211_CHAN_NO_IR; + + if (eeprom_ch->flags & EEPROM_CHANNEL_RADAR) + channel->flags |= IEEE80211_CHAN_RADAR; + + /* Initialize regulatory-based run-time data */ + channel->max_power = + eeprom_ch_info[ch_idx].max_power_avg; + IWL_DEBUG_EEPROM(dev, + "Ch. %d [%sGHz] %s%s%s%s%s%s(0x%02x %ddBm): Ad-Hoc %ssupported\n", + channel->hw_value, + (band != 1) ? "5.2" : "2.4", + CHECK_AND_PRINT_I(VALID), + CHECK_AND_PRINT_I(IBSS), + CHECK_AND_PRINT_I(ACTIVE), + CHECK_AND_PRINT_I(RADAR), + CHECK_AND_PRINT_I(WIDE), + CHECK_AND_PRINT_I(DFS), + eeprom_ch_info[ch_idx].flags, + eeprom_ch_info[ch_idx].max_power_avg, + ((eeprom_ch_info[ch_idx].flags & + EEPROM_CHANNEL_IBSS) && + !(eeprom_ch_info[ch_idx].flags & + EEPROM_CHANNEL_RADAR)) + ? "" : "not "); + } + } + + if (cfg->eeprom_params->enhanced_txpower) { + /* + * for newer device (6000 series and up) + * EEPROM contain enhanced tx power information + * driver need to process addition information + * to determine the max channel tx power limits + */ + iwl_eeprom_enhanced_txpower(dev, data, eeprom, eeprom_size, + n_channels); + } else { + /* All others use data from channel map */ + int i; + + data->max_tx_pwr_half_dbm = -128; + + for (i = 0; i < n_channels; i++) + data->max_tx_pwr_half_dbm = + max_t(s8, data->max_tx_pwr_half_dbm, + data->channels[i].max_power * 2); + } + + /* Check if we do have HT40 channels */ + if (cfg->eeprom_params->regulatory_bands[5] == + EEPROM_REGULATORY_BAND_NO_HT40 && + cfg->eeprom_params->regulatory_bands[6] == + EEPROM_REGULATORY_BAND_NO_HT40) + return n_channels; + + /* Two additional EEPROM bands for 2.4 and 5 GHz HT40 channels */ + for (band = 6; band <= 7; band++) { + enum nl80211_band ieeeband; + + iwl_init_band_reference(cfg, eeprom, eeprom_size, band, + &eeprom_ch_count, &eeprom_ch_info, + &eeprom_ch_array); + + /* EEPROM band 6 is 2.4, band 7 is 5 GHz */ + ieeeband = (band == 6) ? NL80211_BAND_2GHZ + : NL80211_BAND_5GHZ; + + /* Loop through each band adding each of the channels */ + for (ch_idx = 0; ch_idx < eeprom_ch_count; ch_idx++) { + /* Set up driver's info for lower half */ + iwl_mod_ht40_chan_info(dev, data, n_channels, ieeeband, + eeprom_ch_array[ch_idx], + &eeprom_ch_info[ch_idx], + IEEE80211_CHAN_NO_HT40PLUS); + + /* Set up driver's info for upper half */ + iwl_mod_ht40_chan_info(dev, data, n_channels, ieeeband, + eeprom_ch_array[ch_idx] + 4, + &eeprom_ch_info[ch_idx], + IEEE80211_CHAN_NO_HT40MINUS); + } + } + + return n_channels; +} +/* + * EEPROM access time values: + * + * Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG. + * Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1). + * When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec. + * Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG. + */ +#define IWL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */ + +/* + * The device's EEPROM semaphore prevents conflicts between driver and uCode + * when accessing the EEPROM; each access is a series of pulses to/from the + * EEPROM chip, not a single event, so even reads could conflict if they + * weren't arbitrated by the semaphore. + */ +#define IWL_EEPROM_SEM_TIMEOUT 10 /* microseconds */ +#define IWL_EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ + + +static int iwl_eeprom_acquire_semaphore(struct iwl_trans *trans) +{ + u16 count; + int ret; + + for (count = 0; count < IWL_EEPROM_SEM_RETRY_LIMIT; count++) { + /* Request semaphore */ + iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_EEPROM_OWN_SEM); + + /* See if we got it */ + ret = iwl_poll_bit(trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_EEPROM_OWN_SEM, + CSR_HW_IF_CONFIG_REG_EEPROM_OWN_SEM, + IWL_EEPROM_SEM_TIMEOUT); + if (ret >= 0) { + IWL_DEBUG_EEPROM(trans->dev, + "Acquired semaphore after %d tries.\n", + count+1); + return ret; + } + } + + return ret; +} + +static void iwl_eeprom_release_semaphore(struct iwl_trans *trans) +{ + iwl_clear_bit(trans, CSR_HW_IF_CONFIG_REG, + CSR_HW_IF_CONFIG_REG_EEPROM_OWN_SEM); +} + +static int iwl_eeprom_verify_signature(struct iwl_trans *trans, bool nvm_is_otp) +{ + u32 gp = iwl_read32(trans, CSR_EEPROM_GP) & CSR_EEPROM_GP_VALID_MSK; + + IWL_DEBUG_EEPROM(trans->dev, "EEPROM signature=0x%08x\n", gp); + + switch (gp) { + case CSR_EEPROM_GP_BAD_SIG_EEP_GOOD_SIG_OTP: + if (!nvm_is_otp) { + IWL_ERR(trans, "EEPROM with bad signature: 0x%08x\n", + gp); + return -ENOENT; + } + return 0; + case CSR_EEPROM_GP_GOOD_SIG_EEP_LESS_THAN_4K: + case CSR_EEPROM_GP_GOOD_SIG_EEP_MORE_THAN_4K: + if (nvm_is_otp) { + IWL_ERR(trans, "OTP with bad signature: 0x%08x\n", gp); + return -ENOENT; + } + return 0; + case CSR_EEPROM_GP_BAD_SIGNATURE_BOTH_EEP_AND_OTP: + default: + IWL_ERR(trans, + "bad EEPROM/OTP signature, type=%s, EEPROM_GP=0x%08x\n", + nvm_is_otp ? "OTP" : "EEPROM", gp); + return -ENOENT; + } +} + +/****************************************************************************** + * + * OTP related functions + * +******************************************************************************/ + +static void iwl_set_otp_access_absolute(struct iwl_trans *trans) +{ + iwl_read32(trans, CSR_OTP_GP_REG); + + iwl_clear_bit(trans, CSR_OTP_GP_REG, + CSR_OTP_GP_REG_OTP_ACCESS_MODE); +} + +static int iwl_nvm_is_otp(struct iwl_trans *trans) +{ + u32 otpgp; + + /* OTP only valid for CP/PP and after */ + switch (trans->info.hw_rev & CSR_HW_REV_TYPE_MSK) { + case CSR_HW_REV_TYPE_NONE: + IWL_ERR(trans, "Unknown hardware type\n"); + return -EIO; + case CSR_HW_REV_TYPE_5300: + case CSR_HW_REV_TYPE_5350: + case CSR_HW_REV_TYPE_5100: + case CSR_HW_REV_TYPE_5150: + return 0; + default: + otpgp = iwl_read32(trans, CSR_OTP_GP_REG); + if (otpgp & CSR_OTP_GP_REG_DEVICE_SELECT) + return 1; + return 0; + } +} + +static int iwl_init_otp_access(struct iwl_trans *trans) +{ + int ret; + + ret = iwl_finish_nic_init(trans); + if (ret) + return ret; + + iwl_set_bits_prph(trans, APMG_PS_CTRL_REG, + APMG_PS_CTRL_VAL_RESET_REQ); + udelay(5); + iwl_clear_bits_prph(trans, APMG_PS_CTRL_REG, + APMG_PS_CTRL_VAL_RESET_REQ); + + /* + * CSR auto clock gate disable bit - + * this is only applicable for HW with OTP shadow RAM + */ + if (trans->mac_cfg->base->shadow_ram_support) + iwl_set_bit(trans, CSR_DBG_LINK_PWR_MGMT_REG, + CSR_RESET_LINK_PWR_MGMT_DISABLED); + + return 0; +} + +static int iwl_read_otp_word(struct iwl_trans *trans, u16 addr, + __le16 *eeprom_data) +{ + int ret = 0; + u32 r; + u32 otpgp; + + iwl_write32(trans, CSR_EEPROM_REG, + CSR_EEPROM_REG_MSK_ADDR & (addr << 1)); + ret = iwl_poll_bit(trans, CSR_EEPROM_REG, + CSR_EEPROM_REG_READ_VALID_MSK, + CSR_EEPROM_REG_READ_VALID_MSK, + IWL_EEPROM_ACCESS_TIMEOUT); + if (ret < 0) { + IWL_ERR(trans, "Time out reading OTP[%d]\n", addr); + return ret; + } + r = iwl_read32(trans, CSR_EEPROM_REG); + /* check for ECC errors: */ + otpgp = iwl_read32(trans, CSR_OTP_GP_REG); + if (otpgp & CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK) { + /* stop in this case */ + /* set the uncorrectable OTP ECC bit for acknowledgment */ + iwl_set_bit(trans, CSR_OTP_GP_REG, + CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK); + IWL_ERR(trans, "Uncorrectable OTP ECC error, abort OTP read\n"); + return -EINVAL; + } + if (otpgp & CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK) { + /* continue in this case */ + /* set the correctable OTP ECC bit for acknowledgment */ + iwl_set_bit(trans, CSR_OTP_GP_REG, + CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK); + IWL_ERR(trans, "Correctable OTP ECC error, continue read\n"); + } + *eeprom_data = cpu_to_le16(r >> 16); + return 0; +} + +/* + * iwl_is_otp_empty: check for empty OTP + */ +static bool iwl_is_otp_empty(struct iwl_trans *trans) +{ + u16 next_link_addr = 0; + __le16 link_value; + bool is_empty = false; + + /* locate the beginning of OTP link list */ + if (!iwl_read_otp_word(trans, next_link_addr, &link_value)) { + if (!link_value) { + IWL_ERR(trans, "OTP is empty\n"); + is_empty = true; + } + } else { + IWL_ERR(trans, "Unable to read first block of OTP list.\n"); + is_empty = true; + } + + return is_empty; +} + + +/* + * iwl_find_otp_image: find EEPROM image in OTP + * finding the OTP block that contains the EEPROM image. + * the last valid block on the link list (the block _before_ the last block) + * is the block we should read and used to configure the device. + * If all the available OTP blocks are full, the last block will be the block + * we should read and used to configure the device. + * only perform this operation if shadow RAM is disabled + */ +static int iwl_find_otp_image(struct iwl_trans *trans, + u16 *validblockaddr) +{ + u16 next_link_addr = 0, valid_addr; + __le16 link_value = 0; + int usedblocks = 0; + + /* set addressing mode to absolute to traverse the link list */ + iwl_set_otp_access_absolute(trans); + + /* checking for empty OTP or error */ + if (iwl_is_otp_empty(trans)) + return -EINVAL; + + /* + * start traverse link list + * until reach the max number of OTP blocks + * different devices have different number of OTP blocks + */ + do { + /* save current valid block address + * check for more block on the link list + */ + valid_addr = next_link_addr; + next_link_addr = le16_to_cpu(link_value) * sizeof(u16); + IWL_DEBUG_EEPROM(trans->dev, "OTP blocks %d addr 0x%x\n", + usedblocks, next_link_addr); + if (iwl_read_otp_word(trans, next_link_addr, &link_value)) + return -EINVAL; + if (!link_value) { + /* + * reach the end of link list, return success and + * set address point to the starting address + * of the image + */ + *validblockaddr = valid_addr; + /* skip first 2 bytes (link list pointer) */ + *validblockaddr += 2; + return 0; + } + /* more in the link list, continue */ + usedblocks++; + } while (usedblocks <= trans->mac_cfg->base->max_ll_items); + + /* OTP has no valid blocks */ + IWL_DEBUG_EEPROM(trans->dev, "OTP has no valid blocks\n"); + return -EINVAL; +} + +/* + * iwl_read_eeprom - read EEPROM contents + * + * Load the EEPROM contents from adapter and return it + * and its size. + * + * NOTE: This routine uses the non-debug IO access functions. + */ +int iwl_read_eeprom(struct iwl_trans *trans, u8 **eeprom, size_t *eeprom_size) +{ + __le16 *e; + u32 gp = iwl_read32(trans, CSR_EEPROM_GP); + int sz; + int ret; + u16 addr; + u16 validblockaddr = 0; + u16 cache_addr = 0; + int nvm_is_otp; + + if (!eeprom || !eeprom_size) + return -EINVAL; + + nvm_is_otp = iwl_nvm_is_otp(trans); + if (nvm_is_otp < 0) + return nvm_is_otp; + + sz = trans->mac_cfg->base->eeprom_size; + IWL_DEBUG_EEPROM(trans->dev, "NVM size = %d\n", sz); + + e = kmalloc(sz, GFP_KERNEL); + if (!e) + return -ENOMEM; + + ret = iwl_eeprom_verify_signature(trans, nvm_is_otp); + if (ret < 0) { + IWL_ERR(trans, "EEPROM not found, EEPROM_GP=0x%08x\n", gp); + goto err_free; + } + + /* Make sure driver (instead of uCode) is allowed to read EEPROM */ + ret = iwl_eeprom_acquire_semaphore(trans); + if (ret < 0) { + IWL_ERR(trans, "Failed to acquire EEPROM semaphore.\n"); + goto err_free; + } + + if (nvm_is_otp) { + ret = iwl_init_otp_access(trans); + if (ret) { + IWL_ERR(trans, "Failed to initialize OTP access.\n"); + goto err_unlock; + } + + iwl_write32(trans, CSR_EEPROM_GP, + iwl_read32(trans, CSR_EEPROM_GP) & + ~CSR_EEPROM_GP_IF_OWNER_MSK); + + iwl_set_bit(trans, CSR_OTP_GP_REG, + CSR_OTP_GP_REG_ECC_CORR_STATUS_MSK | + CSR_OTP_GP_REG_ECC_UNCORR_STATUS_MSK); + /* traversing the linked list if no shadow ram supported */ + if (!trans->mac_cfg->base->shadow_ram_support) { + ret = iwl_find_otp_image(trans, &validblockaddr); + if (ret) + goto err_unlock; + } + for (addr = validblockaddr; addr < validblockaddr + sz; + addr += sizeof(u16)) { + __le16 eeprom_data; + + ret = iwl_read_otp_word(trans, addr, &eeprom_data); + if (ret) + goto err_unlock; + e[cache_addr / 2] = eeprom_data; + cache_addr += sizeof(u16); + } + } else { + /* eeprom is an array of 16bit values */ + for (addr = 0; addr < sz; addr += sizeof(u16)) { + u32 r; + + iwl_write32(trans, CSR_EEPROM_REG, + CSR_EEPROM_REG_MSK_ADDR & (addr << 1)); + + ret = iwl_poll_bit(trans, CSR_EEPROM_REG, + CSR_EEPROM_REG_READ_VALID_MSK, + CSR_EEPROM_REG_READ_VALID_MSK, + IWL_EEPROM_ACCESS_TIMEOUT); + if (ret < 0) { + IWL_ERR(trans, + "Time out reading EEPROM[%d]\n", addr); + goto err_unlock; + } + r = iwl_read32(trans, CSR_EEPROM_REG); + e[addr / 2] = cpu_to_le16(r >> 16); + } + } + + IWL_DEBUG_EEPROM(trans->dev, "NVM Type: %s\n", + nvm_is_otp ? "OTP" : "EEPROM"); + + iwl_eeprom_release_semaphore(trans); + + *eeprom_size = sz; + *eeprom = (u8 *)e; + return 0; + + err_unlock: + iwl_eeprom_release_semaphore(trans); + err_free: + kfree(e); + + return ret; +} + +static void iwl_init_sbands(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, + struct iwl_nvm_data *data, + const u8 *eeprom, size_t eeprom_size) +{ + struct device *dev = trans->dev; + int n_channels = iwl_init_channel_map(dev, cfg, data, + eeprom, eeprom_size); + int n_used = 0; + struct ieee80211_supported_band *sband; + + sband = &data->bands[NL80211_BAND_2GHZ]; + sband->band = NL80211_BAND_2GHZ; + sband->bitrates = &iwl_cfg80211_rates[RATES_24_OFFS]; + sband->n_bitrates = N_RATES_24; + n_used += iwl_init_sband_channels(data, sband, n_channels, + NL80211_BAND_2GHZ); + iwl_init_ht_hw_capab(trans, data, &sband->ht_cap, NL80211_BAND_2GHZ, + data->valid_tx_ant, data->valid_rx_ant); + + sband = &data->bands[NL80211_BAND_5GHZ]; + sband->band = NL80211_BAND_5GHZ; + sband->bitrates = &iwl_cfg80211_rates[RATES_52_OFFS]; + sband->n_bitrates = N_RATES_52; + n_used += iwl_init_sband_channels(data, sband, n_channels, + NL80211_BAND_5GHZ); + iwl_init_ht_hw_capab(trans, data, &sband->ht_cap, NL80211_BAND_5GHZ, + data->valid_tx_ant, data->valid_rx_ant); + + if (n_channels != n_used) + IWL_ERR_DEV(dev, "EEPROM: used only %d of %d channels\n", + n_used, n_channels); +} + +/* EEPROM data functions */ +struct iwl_nvm_data * +iwl_parse_eeprom_data(struct iwl_trans *trans, const struct iwl_rf_cfg *cfg, + const u8 *eeprom, size_t eeprom_size) +{ + struct iwl_nvm_data *data; + struct device *dev = trans->dev; + const void *tmp; + u16 radio_cfg, sku; + + if (WARN_ON(!cfg || !cfg->eeprom_params)) + return NULL; + + data = kzalloc(struct_size(data, channels, IWL_NUM_CHANNELS), + GFP_KERNEL); + if (!data) + return NULL; + + /* get MAC address(es) */ + tmp = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_MAC_ADDRESS); + if (!tmp) + goto err_free; + memcpy(data->hw_addr, tmp, ETH_ALEN); + data->n_hw_addrs = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_NUM_MAC_ADDRESS); + + if (iwl_eeprom_read_calib(eeprom, eeprom_size, data)) + goto err_free; + + tmp = iwl_eeprom_query_addr(eeprom, eeprom_size, EEPROM_XTAL); + if (!tmp) + goto err_free; + memcpy(data->xtal_calib, tmp, sizeof(data->xtal_calib)); + + tmp = iwl_eeprom_query_addr(eeprom, eeprom_size, + EEPROM_RAW_TEMPERATURE); + if (!tmp) + goto err_free; + data->raw_temperature = *(const __le16 *)tmp; + + tmp = iwl_eeprom_query_addr(eeprom, eeprom_size, + EEPROM_KELVIN_TEMPERATURE); + if (!tmp) + goto err_free; + data->kelvin_temperature = *(const __le16 *)tmp; + data->kelvin_voltage = *((const __le16 *)tmp + 1); + + radio_cfg = + iwl_eeprom_query16(eeprom, eeprom_size, EEPROM_RADIO_CONFIG); + data->radio_cfg_dash = EEPROM_RF_CFG_DASH_MSK(radio_cfg); + data->radio_cfg_pnum = EEPROM_RF_CFG_PNUM_MSK(radio_cfg); + data->radio_cfg_step = EEPROM_RF_CFG_STEP_MSK(radio_cfg); + data->radio_cfg_type = EEPROM_RF_CFG_TYPE_MSK(radio_cfg); + data->valid_rx_ant = EEPROM_RF_CFG_RX_ANT_MSK(radio_cfg); + data->valid_tx_ant = EEPROM_RF_CFG_TX_ANT_MSK(radio_cfg); + + sku = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_SKU_CAP); + data->sku_cap_11n_enable = sku & EEPROM_SKU_CAP_11N_ENABLE; + data->sku_cap_amt_enable = sku & EEPROM_SKU_CAP_AMT_ENABLE; + data->sku_cap_band_24ghz_enable = sku & EEPROM_SKU_CAP_BAND_24GHZ; + data->sku_cap_band_52ghz_enable = sku & EEPROM_SKU_CAP_BAND_52GHZ; + data->sku_cap_ipan_enable = sku & EEPROM_SKU_CAP_IPAN_ENABLE; + if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_ALL) + data->sku_cap_11n_enable = false; + + data->nvm_version = iwl_eeprom_query16(eeprom, eeprom_size, + EEPROM_VERSION); + + /* check overrides (some devices have wrong EEPROM) */ + if (cfg->valid_tx_ant) + data->valid_tx_ant = cfg->valid_tx_ant; + if (cfg->valid_rx_ant) + data->valid_rx_ant = cfg->valid_rx_ant; + + if (!data->valid_tx_ant || !data->valid_rx_ant) { + IWL_ERR_DEV(dev, "invalid antennas (0x%x, 0x%x)\n", + data->valid_tx_ant, data->valid_rx_ant); + goto err_free; + } + + iwl_init_sbands(trans, cfg, data, eeprom, eeprom_size); + + return data; + err_free: + kfree(data); + return NULL; +} diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/led.c b/drivers/net/wireless/intel/iwlwifi/dvm/led.c index 71f67a019cf6..cec2ebdfd651 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/led.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/led.c @@ -2,7 +2,7 @@ /****************************************************************************** * * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. - * Copyright (C) 2019 Intel Corporation + * Copyright (C) 2019, 2025 Intel Corporation *****************************************************************************/ @@ -13,7 +13,7 @@ #include <linux/netdevice.h> #include <net/mac80211.h> #include <linux/etherdevice.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include "iwl-io.h" #include "iwl-trans.h" #include "iwl-modparams.h" @@ -116,9 +116,9 @@ static int iwl_led_cmd(struct iwl_priv *priv, } led_cmd.on = iwl_blink_compensation(priv, on, - priv->trans->trans_cfg->base_params->led_compensation); + priv->trans->mac_cfg->base->led_compensation); led_cmd.off = iwl_blink_compensation(priv, off, - priv->trans->trans_cfg->base_params->led_compensation); + priv->trans->mac_cfg->base->led_compensation); ret = iwl_send_led_cmd(priv, &led_cmd); if (!ret) { diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c index 5f3d5b15f727..0771a46bd552 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c @@ -2,7 +2,7 @@ /****************************************************************************** * * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. - * Copyright(C) 2018 - 2019, 2022 - 2023 Intel Corporation + * Copyright(C) 2018 - 2019, 2022 - 2025 Intel Corporation * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -96,7 +96,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, ieee80211_hw_set(hw, SUPPORT_FAST_XMIT); ieee80211_hw_set(hw, WANT_MONITOR_VIF); - if (priv->trans->max_skb_frags) + if (priv->trans->info.max_skb_frags) hw->netdev_features = NETIF_F_HIGHDMA | NETIF_F_SG; hw->offchannel_tx_hw_queue = IWL_AUX_QUEUE; @@ -145,8 +145,6 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, #ifdef CONFIG_PM_SLEEP if (priv->fw->img[IWL_UCODE_WOWLAN].num_sec && - priv->trans->ops->d3_suspend && - priv->trans->ops->d3_resume && device_can_wakeup(priv->trans->dev)) { priv->wowlan_support.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | @@ -190,7 +188,7 @@ int iwlagn_mac_setup_register(struct iwl_priv *priv, priv->hw->wiphy->bands[NL80211_BAND_5GHZ] = &priv->nvm_data->bands[NL80211_BAND_5GHZ]; - hw->wiphy->hw_version = priv->trans->hw_id; + hw->wiphy->hw_version = priv->trans->info.hw_id; iwl_leds_init(priv); @@ -302,7 +300,7 @@ static int iwlagn_mac_start(struct ieee80211_hw *hw) return ret; } -static void iwlagn_mac_stop(struct ieee80211_hw *hw) +static void iwlagn_mac_stop(struct ieee80211_hw *hw, bool suspend) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); @@ -551,7 +549,7 @@ static int iwlagn_mac_resume(struct ieee80211_hw *hw) iwlagn_prepare_restart(priv); - memset((void *)&ctx->active, 0, sizeof(ctx->active)); + memset((void *)(uintptr_t)&ctx->active, 0, sizeof(ctx->active)); iwl_connection_init_rx_config(priv, ctx); iwlagn_set_rxon_chain(priv, ctx); @@ -730,8 +728,6 @@ static int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw, ret = iwl_sta_rx_agg_stop(priv, sta, tid); break; case IEEE80211_AMPDU_TX_START: - if (!priv->trans->ops->txq_enable) - break; if (!iwl_enable_tx_ampdu()) break; IWL_DEBUG_HT(priv, "start Tx\n"); @@ -1095,7 +1091,7 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, goto done; } - scd_queues = BIT(priv->trans->trans_cfg->base_params->num_of_queues) - 1; + scd_queues = BIT(priv->trans->mac_cfg->base->num_of_queues) - 1; scd_queues &= ~(BIT(IWL_IPAN_CMD_QUEUE_NUM) | BIT(IWL_DEFAULT_CMD_QUEUE_NUM)); @@ -1569,7 +1565,21 @@ static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw, IWL_DEBUG_MAC80211(priv, "leave\n"); } +static void +iwlagn_mac_reconfig_complete(struct ieee80211_hw *hw, + enum ieee80211_reconfig_type reconfig_type) +{ + struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); + + if (reconfig_type == IEEE80211_RECONFIG_TYPE_RESTART) + iwl_trans_finish_sw_reset(priv->trans); +} + const struct ieee80211_ops iwlagn_hw_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 = iwlagn_mac_tx, .wake_tx_queue = ieee80211_handle_wake_tx_queue, .start = iwlagn_mac_start, @@ -1598,6 +1608,7 @@ const struct ieee80211_ops iwlagn_hw_ops = { .tx_last_beacon = iwlagn_mac_tx_last_beacon, .event_callback = iwlagn_mac_event_callback, .set_tim = iwlagn_mac_set_tim, + .reconfig_complete = iwlagn_mac_reconfig_complete, }; /* This function both allocates and initializes hw and priv. */ diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/main.c b/drivers/net/wireless/intel/iwlwifi/dvm/main.c index 8774dd7b921e..1d619384c629 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/main.c @@ -1,7 +1,8 @@ // SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * Copyright(c) 2003 - 2014, 2018 - 2022 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014, 2018 - 2022 Intel Corporation. All rights reserved. + * Copyright(c) 2024-2025 Intel Corporation. All rights reserved. * Copyright(c) 2015 Intel Deutschland GmbH * * Portions of this file are derived from the ipw3945 project, as well @@ -25,8 +26,7 @@ #include <asm/div64.h> -#include "iwl-eeprom-read.h" -#include "iwl-eeprom-parse.h" +#include "iwl-nvm-utils.h" #include "iwl-io.h" #include "iwl-trans.h" #include "iwl-op-mode.h" @@ -48,7 +48,7 @@ #define DRV_DESCRIPTION "Intel(R) Wireless WiFi Link AGN driver for Linux" MODULE_DESCRIPTION(DRV_DESCRIPTION); MODULE_LICENSE("GPL"); -MODULE_IMPORT_NS(IWLWIFI); +MODULE_IMPORT_NS("IWLWIFI"); /* Please keep this array *SORTED* by hex value. * Access is done through binary search. @@ -824,11 +824,11 @@ int iwl_alive_start(struct iwl_priv *priv) iwlagn_send_tx_ant_config(priv, priv->nvm_data->valid_tx_ant); if (iwl_is_associated_ctx(ctx) && !priv->wowlan) { - struct iwl_rxon_cmd *active_rxon = - (struct iwl_rxon_cmd *)&ctx->active; + struct iwl_rxon_cmd *active = (void *)(uintptr_t)&ctx->active; + /* apply any changes in staging */ ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; - active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK; + active->filter_flags &= ~RXON_FILTER_ASSOC_MSK; } else { struct iwl_rxon_context *tmp; /* Initialize our rx_config data */ @@ -1082,8 +1082,8 @@ void iwl_cancel_deferred_work(struct iwl_priv *priv) cancel_work_sync(&priv->bt_full_concurrency); cancel_work_sync(&priv->bt_runtime_config); - del_timer_sync(&priv->statistics_periodic); - del_timer_sync(&priv->ucode_trace); + timer_delete_sync(&priv->statistics_periodic); + timer_delete_sync(&priv->ucode_trace); } static int iwl_init_drv(struct iwl_priv *priv) @@ -1137,9 +1137,10 @@ static void iwl_uninit_drv(struct iwl_priv *priv) static void iwl_set_hw_params(struct iwl_priv *priv) { - if (priv->cfg->ht_params) + /* there are no devices with HT but without HT40 on all bands */ + if (priv->cfg->ht_params.ht40_bands) priv->hw_params.use_rts_for_aggregation = - priv->cfg->ht_params->use_rts_for_aggregation; + priv->cfg->ht_params.use_rts_for_aggregation; /* Device-specific setup */ priv->lib->set_hw_params(priv); @@ -1173,8 +1174,9 @@ static int iwl_eeprom_init_hw_params(struct iwl_priv *priv) { struct iwl_nvm_data *data = priv->nvm_data; + /* all HT devices also have HT40 on at least one band */ if (data->sku_cap_11n_enable && - !priv->cfg->ht_params) { + !priv->cfg->ht_params.ht40_bands) { IWL_ERR(priv, "Invalid 11n configuration\n"); return -EINVAL; } @@ -1224,7 +1226,7 @@ static int iwl_nvm_check_version(struct iwl_nvm_data *data, } static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, - const struct iwl_cfg *cfg, + const struct iwl_rf_cfg *cfg, const struct iwl_fw *fw, struct dentry *dbgfs_dir) { @@ -1233,7 +1235,6 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, struct iwl_op_mode *op_mode; u16 num_mac; u32 ucode_flags; - struct iwl_trans_config trans_cfg = {}; static const u8 no_reclaim_cmds[] = { REPLY_RX_PHY_CMD, REPLY_RX_MPDU_CMD, @@ -1241,14 +1242,16 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, STATISTICS_NOTIFICATION, REPLY_TX, }; - int i; + int i, err; /************************ * 1. Allocating HW data ************************/ hw = iwl_alloc_all(); if (!hw) { - pr_err("%s: Cannot allocate network device\n", trans->name); + pr_err("%s: Cannot allocate network device\n", + trans->info.name); + err = -ENOMEM; goto out; } @@ -1260,7 +1263,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, priv->cfg = cfg; priv->fw = fw; - switch (priv->trans->trans_cfg->device_family) { + switch (priv->trans->mac_cfg->device_family) { case IWL_DEVICE_FAMILY_1000: case IWL_DEVICE_FAMILY_100: priv->lib = &iwl_dvm_1000_cfg; @@ -1299,61 +1302,59 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, break; } - if (WARN_ON(!priv->lib)) + if (WARN_ON(!priv->lib)) { + err = -ENODEV; goto out_free_hw; + } /* * Populate the state variables that the transport layer needs * to know about. */ - trans_cfg.op_mode = op_mode; - trans_cfg.no_reclaim_cmds = no_reclaim_cmds; - trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds); + BUILD_BUG_ON(sizeof(no_reclaim_cmds) > + sizeof(trans->conf.no_reclaim_cmds)); + memcpy(trans->conf.no_reclaim_cmds, no_reclaim_cmds, + sizeof(no_reclaim_cmds)); switch (iwlwifi_mod_params.amsdu_size) { case IWL_AMSDU_DEF: case IWL_AMSDU_4K: - trans_cfg.rx_buf_size = IWL_AMSDU_4K; + trans->conf.rx_buf_size = IWL_AMSDU_4K; break; case IWL_AMSDU_8K: - trans_cfg.rx_buf_size = IWL_AMSDU_8K; + trans->conf.rx_buf_size = IWL_AMSDU_8K; break; case IWL_AMSDU_12K: default: - trans_cfg.rx_buf_size = IWL_AMSDU_4K; + trans->conf.rx_buf_size = IWL_AMSDU_4K; pr_err("Unsupported amsdu_size: %d\n", iwlwifi_mod_params.amsdu_size); } - trans_cfg.cmd_q_wdg_timeout = IWL_WATCHDOG_DISABLED; + trans->conf.command_groups = iwl_dvm_groups; + trans->conf.command_groups_size = ARRAY_SIZE(iwl_dvm_groups); - trans_cfg.command_groups = iwl_dvm_groups; - trans_cfg.command_groups_size = ARRAY_SIZE(iwl_dvm_groups); - - trans_cfg.cmd_fifo = IWLAGN_CMD_FIFO_NUM; - trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info, - driver_data[2]); + trans->conf.cmd_fifo = IWLAGN_CMD_FIFO_NUM; + trans->conf.cb_data_offs = offsetof(struct ieee80211_tx_info, + driver_data[2]); WARN_ON(sizeof(priv->transport_queue_stop) * BITS_PER_BYTE < - priv->trans->trans_cfg->base_params->num_of_queues); + priv->trans->mac_cfg->base->num_of_queues); ucode_flags = fw->ucode_capa.flags; if (ucode_flags & IWL_UCODE_TLV_FLAGS_PAN) { priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN; - trans_cfg.cmd_queue = IWL_IPAN_CMD_QUEUE_NUM; + trans->conf.cmd_queue = IWL_IPAN_CMD_QUEUE_NUM; } else { priv->sta_key_max_num = STA_KEY_MAX_NUM; - trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; + trans->conf.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; } - /* Configure transport layer */ - iwl_trans_configure(priv->trans, &trans_cfg); + trans->conf.rx_mpdu_cmd = REPLY_RX_MPDU_CMD; + trans->conf.rx_mpdu_cmd_hdr_size = sizeof(struct iwl_rx_mpdu_res_start); - trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD; - trans->rx_mpdu_cmd_hdr_size = sizeof(struct iwl_rx_mpdu_res_start); - trans->command_groups = trans_cfg.command_groups; - trans->command_groups_size = trans_cfg.command_groups_size; + iwl_trans_op_mode_enter(priv->trans, op_mode); /* At this point both hw and priv are allocated. */ @@ -1377,16 +1378,18 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, * 2. Read REV register ***********************/ IWL_INFO(priv, "Detected %s, REV=0x%X\n", - priv->trans->name, priv->trans->hw_rev); + priv->trans->info.name, priv->trans->info.hw_rev); - if (iwl_trans_start_hw(priv->trans)) - goto out_free_hw; + err = iwl_trans_start_hw(priv->trans); + if (err) + goto out_leave_trans; /* Read the EEPROM */ - if (iwl_read_eeprom(priv->trans, &priv->eeprom_blob, - &priv->eeprom_blob_size)) { + err = iwl_read_eeprom(priv->trans, &priv->eeprom_blob, + &priv->eeprom_blob_size); + if (err) { IWL_ERR(priv, "Unable to init EEPROM\n"); - goto out_free_hw; + goto out_leave_trans; } /* Reset chip to save power until we load uCode during "up". */ @@ -1395,13 +1398,17 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, priv->nvm_data = iwl_parse_eeprom_data(priv->trans, priv->cfg, priv->eeprom_blob, priv->eeprom_blob_size); - if (!priv->nvm_data) + if (!priv->nvm_data) { + err = -ENOMEM; goto out_free_eeprom_blob; + } - if (iwl_nvm_check_version(priv->nvm_data, priv->trans)) + err = iwl_nvm_check_version(priv->nvm_data, priv->trans); + if (err) goto out_free_eeprom; - if (iwl_eeprom_init_hw_params(priv)) + err = iwl_eeprom_init_hw_params(priv); + if (err) goto out_free_eeprom; /* extract MAC Address */ @@ -1430,10 +1437,7 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, * packaging bug or due to the eeprom check above */ priv->sta_key_max_num = STA_KEY_MAX_NUM; - trans_cfg.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; - - /* Configure transport layer again*/ - iwl_trans_configure(priv->trans, &trans_cfg); + trans->conf.cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM; } /******************* @@ -1448,7 +1452,8 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, atomic_set(&priv->queue_stop_count[i], 0); } - if (iwl_init_drv(priv)) + err = iwl_init_drv(priv); + if (err) goto out_free_eeprom; /* At this point both hw and priv are initialized. */ @@ -1482,7 +1487,8 @@ static struct iwl_op_mode *iwl_op_mode_dvm_start(struct iwl_trans *trans, * * 7. Setup and register with mac80211 and debugfs **************************************************/ - if (iwlagn_mac_setup_register(priv, &fw->ucode_capa)) + err = iwlagn_mac_setup_register(priv, &fw->ucode_capa); + if (err) goto out_destroy_workqueue; iwl_dbgfs_register(priv, dbgfs_dir); @@ -1499,11 +1505,12 @@ out_free_eeprom_blob: kfree(priv->eeprom_blob); out_free_eeprom: kfree(priv->nvm_data); +out_leave_trans: + iwl_trans_op_mode_leave(priv->trans); out_free_hw: ieee80211_free_hw(priv->hw); out: - op_mode = NULL; - return op_mode; + return ERR_PTR(err); } static void iwl_op_mode_dvm_stop(struct iwl_op_mode *op_mode) @@ -1897,17 +1904,9 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand) unsigned int reload_msec; unsigned long reload_jiffies; - if (iwl_have_debug_level(IWL_DL_FW)) - iwl_print_rx_config_cmd(priv, IWL_RXON_CTX_BSS); - /* uCode is no longer loaded. */ priv->ucode_loaded = false; - /* Set the FW error flag -- cleared on iwl_down */ - set_bit(STATUS_FW_ERROR, &priv->status); - - iwl_abort_notification_waits(&priv->notif_wait); - /* Keep the restart process from trying to send host * commands by clearing the ready bit */ clear_bit(STATUS_READY, &priv->status); @@ -1944,27 +1943,43 @@ static void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand) } } -static void iwl_nic_error(struct iwl_op_mode *op_mode, bool sync) +static void iwl_nic_error(struct iwl_op_mode *op_mode, + enum iwl_fw_error_type type) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); + /* Set the FW error flag -- cleared on iwl_down */ + set_bit(STATUS_FW_ERROR, &priv->status); + + iwl_abort_notification_waits(&priv->notif_wait); + + if (type == IWL_ERR_TYPE_CMD_QUEUE_FULL && iwl_check_for_ct_kill(priv)) + return; + IWL_ERR(priv, "Loaded firmware version: %s\n", priv->fw->fw_version); - iwl_dump_nic_error_log(priv); - iwl_dump_nic_event_log(priv, false, NULL); + if (type == IWL_ERR_TYPE_CMD_QUEUE_FULL) { + IWL_ERR(priv, "Command queue full!\n"); + } else { + iwl_dump_nic_error_log(priv); + iwl_dump_nic_event_log(priv, false, NULL); + } - iwlagn_fw_error(priv, false); + if (iwl_have_debug_level(IWL_DL_FW)) + iwl_print_rx_config_cmd(priv, IWL_RXON_CTX_BSS); } -static void iwl_cmd_queue_full(struct iwl_op_mode *op_mode) +static bool iwlagn_sw_reset(struct iwl_op_mode *op_mode, + enum iwl_fw_error_type type) { struct iwl_priv *priv = IWL_OP_MODE_GET_DVM(op_mode); - if (!iwl_check_for_ct_kill(priv)) { - IWL_ERR(priv, "Restarting adapter queue is full\n"); - iwlagn_fw_error(priv, false); - } + if (type == IWL_ERR_TYPE_CMD_QUEUE_FULL && iwl_check_for_ct_kill(priv)) + return false; + + iwlagn_fw_error(priv, false); + return true; } #define EEPROM_RF_CONFIG_TYPE_MAX 0x3 @@ -1976,7 +1991,7 @@ static void iwl_nic_config(struct iwl_op_mode *op_mode) /* SKU Control */ iwl_trans_set_bits_mask(priv->trans, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP_DASH, - CSR_HW_REV_STEP_DASH(priv->trans->hw_rev)); + CSR_HW_REV_STEP_DASH(priv->trans->info.hw_rev)); /* write radio config values to register */ if (priv->nvm_data->radio_cfg_type <= EEPROM_RF_CONFIG_TYPE_MAX) { @@ -2119,7 +2134,7 @@ static const struct iwl_op_mode_ops iwl_dvm_ops = { .hw_rf_kill = iwl_set_hw_rfkill_state, .free_skb = iwl_free_skb, .nic_error = iwl_nic_error, - .cmd_queue_full = iwl_cmd_queue_full, + .sw_reset = iwlagn_sw_reset, .nic_config = iwl_nic_config, .wimax_active = iwl_wimax_active, }; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/power.c b/drivers/net/wireless/intel/iwlwifi/dvm/power.c index 6d16a7105656..6b42d6e5f30f 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/power.c @@ -2,7 +2,7 @@ /****************************************************************************** * * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. - * Copyright (C) 2019 Intel Corporation + * Copyright (C) 2019, 2025 Intel Corporation * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -64,32 +64,32 @@ struct iwl_power_vec_entry { /* for DTIM period 0 through IWL_DTIM_RANGE_0_MAX */ /* DTIM 0 - 2 */ static const struct iwl_power_vec_entry range_0[IWL_POWER_NUM] = { - {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 1, 2, 2, 0xFF)}, 0}, - {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(1, 2, 2, 2, 0xFF)}, 0}, - {{SLP, SLP_TOUT(50), SLP_TOUT(100), SLP_VEC(2, 2, 2, 2, 0xFF)}, 0}, - {{SLP, SLP_TOUT(50), SLP_TOUT(25), SLP_VEC(2, 2, 4, 4, 0xFF)}, 1}, - {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(2, 2, 4, 6, 0xFF)}, 2} + {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 1, 2, 2, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(1, 2, 2, 2, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(50), SLP_TOUT(100), SLP_VEC(2, 2, 2, 2, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(50), SLP_TOUT(25), SLP_VEC(2, 2, 4, 4, 0xFF), 0}, 1}, + {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(2, 2, 4, 6, 0xFF), 0}, 2} }; /* for DTIM period IWL_DTIM_RANGE_0_MAX + 1 through IWL_DTIM_RANGE_1_MAX */ /* DTIM 3 - 10 */ static const struct iwl_power_vec_entry range_1[IWL_POWER_NUM] = { - {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 3, 4, 4)}, 0}, - {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(1, 2, 3, 4, 7)}, 0}, - {{SLP, SLP_TOUT(50), SLP_TOUT(100), SLP_VEC(2, 4, 6, 7, 9)}, 0}, - {{SLP, SLP_TOUT(50), SLP_TOUT(25), SLP_VEC(2, 4, 6, 9, 10)}, 1}, - {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(2, 4, 6, 10, 10)}, 2} + {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 3, 4, 4), 0}, 0}, + {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(1, 2, 3, 4, 7), 0}, 0}, + {{SLP, SLP_TOUT(50), SLP_TOUT(100), SLP_VEC(2, 4, 6, 7, 9), 0}, 0}, + {{SLP, SLP_TOUT(50), SLP_TOUT(25), SLP_VEC(2, 4, 6, 9, 10), 0}, 1}, + {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(2, 4, 6, 10, 10), 0}, 2} }; /* for DTIM period > IWL_DTIM_RANGE_1_MAX */ /* DTIM 11 - */ static const struct iwl_power_vec_entry range_2[IWL_POWER_NUM] = { - {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 3, 4, 0xFF)}, 0}, - {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(2, 4, 6, 7, 0xFF)}, 0}, - {{SLP, SLP_TOUT(50), SLP_TOUT(100), SLP_VEC(2, 7, 9, 9, 0xFF)}, 0}, - {{SLP, SLP_TOUT(50), SLP_TOUT(25), SLP_VEC(2, 7, 9, 9, 0xFF)}, 0}, - {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(4, 7, 10, 10, 0xFF)}, 0} + {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 3, 4, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(2, 4, 6, 7, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(50), SLP_TOUT(100), SLP_VEC(2, 7, 9, 9, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(50), SLP_TOUT(25), SLP_VEC(2, 7, 9, 9, 0xFF), 0}, 0}, + {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(4, 7, 10, 10, 0xFF), 0}, 0} }; /* advance power management */ @@ -196,7 +196,7 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv, else cmd->flags &= ~IWL_POWER_SLEEP_OVER_DTIM_MSK; - if (priv->trans->trans_cfg->base_params->shadow_reg_enable) + if (priv->trans->mac_cfg->base->shadow_reg_enable) cmd->flags |= IWL_POWER_SHADOW_REG_ENA; else cmd->flags &= ~IWL_POWER_SHADOW_REG_ENA; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c index f4a6f76cf193..8879e668ef0d 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c @@ -2673,20 +2673,16 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta, IWL_DEBUG_RATE_LIMIT(priv, "rate scale calculate new rate for skb\n"); /* Get max rate if user set max rate */ - if (lq_sta) { - lq_sta->max_rate_idx = fls(txrc->rate_idx_mask) - 1; - if ((sband->band == NL80211_BAND_5GHZ) && - (lq_sta->max_rate_idx != -1)) - lq_sta->max_rate_idx += IWL_FIRST_OFDM_RATE; - if ((lq_sta->max_rate_idx < 0) || - (lq_sta->max_rate_idx >= IWL_RATE_COUNT)) - lq_sta->max_rate_idx = -1; - } + lq_sta->max_rate_idx = fls(txrc->rate_idx_mask) - 1; + if (sband->band == NL80211_BAND_5GHZ && lq_sta->max_rate_idx != -1) + lq_sta->max_rate_idx += IWL_FIRST_OFDM_RATE; + if (lq_sta->max_rate_idx < 0 || lq_sta->max_rate_idx >= IWL_RATE_COUNT) + lq_sta->max_rate_idx = -1; - /* Treat uninitialized rate scaling data same as non-existing. */ - if (lq_sta && !lq_sta->drv) { + if (!lq_sta->drv) { IWL_DEBUG_RATE(priv, "Rate scaling not initialized yet.\n"); - priv_sta = NULL; + /* mac80211 already set up the data for using low rates */ + return; } rate_idx = lq_sta->last_txrate_idx; @@ -2756,7 +2752,6 @@ void iwl_rs_rate_init(struct iwl_priv *priv, struct ieee80211_sta *sta, u8 sta_i lq_sta = &sta_priv->lq_sta; sband = hw->wiphy->bands[conf->chandef.chan->band]; - lq_sta->lq.sta_id = sta_id; for (j = 0; j < LQ_SIZE; j++) diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rx.c b/drivers/net/wireless/intel/iwlwifi/dvm/rx.c index e9d2717362cf..5f8b60824043 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rx.c @@ -3,7 +3,7 @@ * * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2015 Intel Deutschland GmbH - * Copyright(c) 2018, 2020-2021 Intel Corporation + * Copyright(c) 2018, 2020-2021, 2025 Intel Corporation * * Portions of this file are derived from the ipw3945 project, as well * as portionhelp of the ieee80211 subsystem header files. @@ -13,7 +13,7 @@ #include <linux/slab.h> #include <linux/sched.h> #include <net/mac80211.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include "iwl-trans.h" #include "iwl-io.h" @@ -50,7 +50,7 @@ static void iwlagn_rx_csa(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb) * See iwlagn_mac_channel_switch. */ struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; - struct iwl_rxon_cmd *rxon = (void *)&ctx->active; + struct iwl_rxon_cmd *rxon = (void *)(uintptr_t)&ctx->active; if (!test_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status)) return; @@ -643,8 +643,8 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv, fraglen = len - hdrlen; if (fraglen) { - int offset = (void *)hdr + hdrlen - - rxb_addr(rxb) + rxb_offset(rxb); + int offset = (u8 *)hdr + hdrlen - + (u8 *)rxb_addr(rxb) + rxb_offset(rxb); skb_add_rx_frag(skb, 0, rxb_steal_page(rxb), offset, fraglen, rxb->truesize); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c index f80cce37e2c0..2d3c1627f283 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014, 2025 Intel Corporation. All rights reserved. * Copyright(c) 2015 Intel Deutschland GmbH *****************************************************************************/ @@ -341,7 +341,7 @@ static int iwlagn_rxon_disconn(struct iwl_priv *priv, struct iwl_rxon_context *ctx) { int ret; - struct iwl_rxon_cmd *active = (void *)&ctx->active; + struct iwl_rxon_cmd *active = (void *)(uintptr_t)&ctx->active; if (ctx->ctxid == IWL_RXON_CTX_BSS) { ret = iwlagn_disable_bss(priv, ctx, &ctx->staging); @@ -441,7 +441,7 @@ static int iwlagn_rxon_connect(struct iwl_priv *priv, struct iwl_rxon_context *ctx) { int ret; - struct iwl_rxon_cmd *active = (void *)&ctx->active; + struct iwl_rxon_cmd *active = (void *)(uintptr_t)&ctx->active; /* RXON timing must be before associated RXON */ if (ctx->ctxid == IWL_RXON_CTX_BSS) { @@ -1023,7 +1023,7 @@ static void iwl_calc_basic_rates(struct iwl_priv *priv, int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx) { /* cast away the const for active_rxon in this function */ - struct iwl_rxon_cmd *active = (void *)&ctx->active; + struct iwl_rxon_cmd *active = (void *)(uintptr_t)&ctx->active; bool new_assoc = !!(ctx->staging.filter_flags & RXON_FILTER_ASSOC_MSK); int ret; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/tt.c b/drivers/net/wireless/intel/iwlwifi/dvm/tt.c index 43e8d04d5a8b..98f0949b3683 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/tt.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/tt.c @@ -124,17 +124,6 @@ enum iwl_antenna_ok iwl_tx_ant_restriction(struct iwl_priv *priv) return restriction->tx_stream; } -enum iwl_antenna_ok iwl_rx_ant_restriction(struct iwl_priv *priv) -{ - struct iwl_tt_mgmt *tt = &priv->thermal_throttle; - struct iwl_tt_restriction *restriction; - - if (!priv->thermal_throttle.advanced_tt) - return IWL_ANT_OK_MULTI; - restriction = tt->restriction + tt->state; - return restriction->rx_stream; -} - #define CT_KILL_EXIT_DURATION (5) /* 5 seconds duration */ #define CT_KILL_WAITING_DURATION (300) /* 300ms duration */ @@ -268,7 +257,7 @@ static void iwl_legacy_tt_handler(struct iwl_priv *priv, s32 temp, bool force) tt->tt_previous_temp = temp; #endif /* stop ct_kill_waiting_tm timer */ - del_timer_sync(&priv->thermal_throttle.ct_kill_waiting_tm); + timer_delete_sync(&priv->thermal_throttle.ct_kill_waiting_tm); if (tt->state != old_state) { switch (tt->state) { case IWL_TI_0: @@ -389,7 +378,7 @@ static void iwl_advance_tt_handler(struct iwl_priv *priv, s32 temp, bool force) } } /* stop ct_kill_waiting_tm timer */ - del_timer_sync(&priv->thermal_throttle.ct_kill_waiting_tm); + timer_delete_sync(&priv->thermal_throttle.ct_kill_waiting_tm); if (changed) { if (tt->state >= IWL_TI_1) { /* force PI = IWL_POWER_INDEX_5 in the case of TI > 0 */ @@ -517,7 +506,7 @@ static void iwl_bg_ct_exit(struct work_struct *work) return; /* stop ct_kill_exit_tm timer */ - del_timer_sync(&priv->thermal_throttle.ct_kill_exit_tm); + timer_delete_sync(&priv->thermal_throttle.ct_kill_exit_tm); if (tt->state == IWL_TI_CT_KILL) { IWL_ERR(priv, @@ -651,9 +640,9 @@ void iwl_tt_exit(struct iwl_priv *priv) struct iwl_tt_mgmt *tt = &priv->thermal_throttle; /* stop ct_kill_exit_tm timer if activated */ - del_timer_sync(&priv->thermal_throttle.ct_kill_exit_tm); + timer_delete_sync(&priv->thermal_throttle.ct_kill_exit_tm); /* stop ct_kill_waiting_tm timer if activated */ - del_timer_sync(&priv->thermal_throttle.ct_kill_waiting_tm); + timer_delete_sync(&priv->thermal_throttle.ct_kill_waiting_tm); cancel_work_sync(&priv->tt_work); cancel_work_sync(&priv->ct_enter); cancel_work_sync(&priv->ct_exit); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/tt.h b/drivers/net/wireless/intel/iwlwifi/dvm/tt.h index 23dfcda0dd86..198f934a0d16 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/tt.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/tt.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * - * Copyright(c) 2007 - 2014, 2023 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014, 2023-2024 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -64,7 +64,7 @@ struct iwl_tt_trans { }; /** - * struct iwl_tt_mgnt - Thermal Throttling Management structure + * struct iwl_tt_mgmt - Thermal Throttling Management structure * @advanced_tt: advanced thermal throttle required * @state: current Thermal Throttling state * @tt_power_mode: Thermal Throttling power mode index @@ -100,7 +100,6 @@ u8 iwl_tt_current_power_mode(struct iwl_priv *priv); bool iwl_tt_is_low_power_state(struct iwl_priv *priv); bool iwl_ht_enabled(struct iwl_priv *priv); enum iwl_antenna_ok iwl_tx_ant_restriction(struct iwl_priv *priv); -enum iwl_antenna_ok iwl_rx_ant_restriction(struct iwl_priv *priv); void iwl_tt_enter_ct_kill(struct iwl_priv *priv); void iwl_tt_exit_ct_kill(struct iwl_priv *priv); void iwl_tt_handler(struct iwl_priv *priv); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/tx.c b/drivers/net/wireless/intel/iwlwifi/dvm/tx.c index 111ed1873006..24fefa0e8148 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/tx.c @@ -3,7 +3,7 @@ * * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * Copyright (C) 2019 Intel Corporation - * Copyright (C) 2023 Intel Corporation + * Copyright (C) 2023, 2025 Intel Corporation *****************************************************************************/ #include <linux/kernel.h> @@ -463,7 +463,7 @@ static int iwlagn_alloc_agg_txq(struct iwl_priv *priv, int mq) int q; for (q = IWLAGN_FIRST_AMPDU_QUEUE; - q < priv->trans->trans_cfg->base_params->num_of_queues; q++) { + q < priv->trans->mac_cfg->base->num_of_queues; q++) { if (!test_and_set_bit(q, priv->agg_q_alloc)) { priv->queue_to_mac80211[q] = mq; return q; @@ -1277,7 +1277,7 @@ void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, * (in Tx queue's circular buffer) of first TFD/frame in window */ u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn); - if (scd_flow >= priv->trans->trans_cfg->base_params->num_of_queues) { + if (scd_flow >= priv->trans->mac_cfg->base->num_of_queues) { IWL_ERR(priv, "BUG_ON scd_flow is bigger than number of queues\n"); return; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/ucode.c b/drivers/net/wireless/intel/iwlwifi/dvm/ucode.c index bb13ca5d666c..ac90191a3973 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/ucode.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/ucode.c @@ -3,6 +3,7 @@ * * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2015 Intel Deutschland GmbH + * Copyright (C) 2025 Intel Corporation *****************************************************************************/ #include <linux/kernel.h> @@ -222,7 +223,7 @@ static int iwl_alive_notify(struct iwl_priv *priv) int ret; int i; - iwl_trans_fw_alive(priv->trans, 0); + iwl_trans_fw_alive(priv->trans); if (priv->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PAN && priv->nvm_data->sku_cap_ipan_enable) { @@ -293,15 +294,10 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, { struct iwl_notification_wait alive_wait; struct iwl_alive_data alive_data; - const struct fw_img *fw; int ret; enum iwl_ucode_type old_type; static const u16 alive_cmd[] = { REPLY_ALIVE }; - fw = iwl_get_ucode_image(priv->fw, ucode_type); - if (WARN_ON(!fw)) - return -EINVAL; - old_type = priv->cur_ucode; priv->cur_ucode = ucode_type; priv->ucode_loaded = false; @@ -310,7 +306,7 @@ int iwl_load_ucode_wait_alive(struct iwl_priv *priv, alive_cmd, ARRAY_SIZE(alive_cmd), iwl_alive_fn, &alive_data); - ret = iwl_trans_start_fw(priv->trans, fw, false); + ret = iwl_trans_start_fw(priv->trans, priv->fw, ucode_type, false); if (ret) { priv->cur_ucode = old_type; iwl_remove_notification(&priv->notif_wait, &alive_wait); |