diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.c | 31 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/d3.h | 113 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/offload.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/power.h | 34 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/rs.h | 35 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 43 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/dump.c | 54 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/error-dump.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/pnvm.c | 81 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/regulatory.c | 53 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/regulatory.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/runtime.h | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/uefi.c | 7 |
15 files changed, 298 insertions, 174 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index bee7d92293b8..52edc19d8cdd 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -9,9 +9,9 @@ #include "acpi.h" #include "fw/runtime.h" -const guid_t iwl_guid = GUID_INIT(0xF21202BF, 0x8F78, 0x4DC6, - 0xA5, 0xB3, 0x1F, 0x73, - 0x8E, 0x28, 0x5A, 0xDE); +static const guid_t iwl_guid = GUID_INIT(0xF21202BF, 0x8F78, 0x4DC6, + 0xA5, 0xB3, 0x1F, 0x73, + 0x8E, 0x28, 0x5A, 0xDE); static const size_t acpi_dsm_size[DSM_FUNC_NUM_FUNCS] = { [DSM_FUNC_QUERY] = sizeof(u32), @@ -169,7 +169,7 @@ int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, BUILD_BUG_ON(ARRAY_SIZE(acpi_dsm_size) != DSM_FUNC_NUM_FUNCS); - if (WARN_ON(func >= ARRAY_SIZE(acpi_dsm_size))) + if (WARN_ON(func >= ARRAY_SIZE(acpi_dsm_size) || !func)) return -EINVAL; expected_size = acpi_dsm_size[func]; @@ -178,6 +178,29 @@ int iwl_acpi_get_dsm(struct iwl_fw_runtime *fwrt, if (expected_size != sizeof(u8) && expected_size != sizeof(u32)) return -EOPNOTSUPP; + if (!fwrt->acpi_dsm_funcs_valid) { + ret = iwl_acpi_get_dsm_integer(fwrt->dev, ACPI_DSM_REV, + DSM_FUNC_QUERY, + &iwl_guid, &tmp, + acpi_dsm_size[DSM_FUNC_QUERY]); + if (ret) { + /* always indicate BIT(0) to avoid re-reading */ + fwrt->acpi_dsm_funcs_valid = BIT(0); + return ret; + } + + IWL_DEBUG_RADIO(fwrt, "ACPI DSM validity bitmap 0x%x\n", + (u32)tmp); + /* always indicate BIT(0) to avoid re-reading */ + fwrt->acpi_dsm_funcs_valid = tmp | BIT(0); + } + + if (!(fwrt->acpi_dsm_funcs_valid & BIT(func))) { + IWL_DEBUG_RADIO(fwrt, "ACPI DSM %d not indicated as valid\n", + func); + return -ENODATA; + } + ret = iwl_acpi_get_dsm_integer(fwrt->dev, ACPI_DSM_REV, func, &iwl_guid, &tmp, expected_size); if (ret) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h index 68d8fb5f6357..20bc6671f4eb 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h @@ -140,8 +140,6 @@ struct iwl_dsm_internal_product_reset_cmd { struct iwl_fw_runtime; -extern const guid_t iwl_guid; - union acpi_object *iwl_acpi_get_dsm_object(struct device *dev, int rev, int func, union acpi_object *args, const guid_t *guid); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h b/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h index 53445087e9cb..d3bed0216df4 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/d3.h @@ -367,6 +367,7 @@ enum iwl_wowlan_flags { ENABLE_NBNS_FILTERING = BIT(2), ENABLE_DHCP_FILTERING = BIT(3), ENABLE_STORE_BEACON = BIT(4), + HAS_BEACON_PROTECTION = BIT(5), }; /** @@ -631,10 +632,65 @@ struct iwl_wowlan_gtk_status_v3 { struct iwl_wowlan_all_rsc_tsc_v5 sc; } __packed; /* WOWLAN_GTK_MATERIAL_VER_3 */ +/** + * enum iwl_wowlan_key_status - Status of security keys in WoWLAN notifications + * @IWL_WOWLAN_NOTIF_NO_KEY: No key is present; this entry should be ignored. + * @IWL_WOWLAN_STATUS_OLD_KEY: old key exists; no rekey occurred, and only + * metadata is available. + * @IWL_WOWLAN_STATUS_NEW_KEY: A new key was created after a rekey; new key + * material is available. + */ +enum iwl_wowlan_key_status { + IWL_WOWLAN_NOTIF_NO_KEY = 0, + IWL_WOWLAN_STATUS_OLD_KEY = 1, + IWL_WOWLAN_STATUS_NEW_KEY = 2 +}; + +/** + * struct iwl_wowlan_gtk_status - GTK status + * @key: GTK material + * @key_len: GTK length, if set to 0, the key is not available + * @key_flags: information about the key: + * bits[0:1]: key index assigned by the AP + * bits[2:6]: GTK index of the key in the internal DB + * bit[7]: Set iff this is the currently used GTK + * @key_status: key status, see &enum iwl_wowlan_key_status + * @reserved: padding + * @tkip_mic_key: TKIP RX MIC key + * @sc: RSC/TSC counters + */ +struct iwl_wowlan_gtk_status { + u8 key[WOWLAN_KEY_MAX_SIZE]; + u8 key_len; + u8 key_flags; + u8 key_status; + u8 reserved; + u8 tkip_mic_key[IWL_MIC_KEY_SIZE]; + struct iwl_wowlan_all_rsc_tsc_v5 sc; +} __packed; /* WOWLAN_GTK_MATERIAL_VER_4 */ + #define IWL_WOWLAN_GTK_IDX_MASK (BIT(0) | BIT(1)) #define IWL_WOWLAN_IGTK_BIGTK_IDX_MASK (BIT(0)) /** + * struct iwl_wowlan_igtk_status_v1 - IGTK status + * @key: IGTK material + * @ipn: the IGTK packet number (replay counter) + * @key_len: IGTK length, if set to 0, the key is not available + * @key_flags: information about the key: + * bits[0]: key index assigned by the AP (0: index 4, 1: index 5) + * (0: index 6, 1: index 7 with bigtk) + * bits[1:5]: IGTK index of the key in the internal DB + * bit[6]: Set iff this is the currently used IGTK + */ +struct iwl_wowlan_igtk_status_v1 { + u8 key[WOWLAN_KEY_MAX_SIZE]; + u8 ipn[6]; + u8 key_len; + u8 key_flags; +} __packed; /* WOWLAN_IGTK_MATERIAL_VER_1 */ + +/** * struct iwl_wowlan_igtk_status - IGTK status * @key: IGTK material * @ipn: the IGTK packet number (replay counter) @@ -644,13 +700,17 @@ struct iwl_wowlan_gtk_status_v3 { * (0: index 6, 1: index 7 with bigtk) * bits[1:5]: IGTK index of the key in the internal DB * bit[6]: Set iff this is the currently used IGTK + * @key_status: key status, see &enum iwl_wowlan_key_status + * @reserved: padding */ struct iwl_wowlan_igtk_status { u8 key[WOWLAN_KEY_MAX_SIZE]; u8 ipn[6]; u8 key_len; u8 key_flags; -} __packed; /* WOWLAN_IGTK_MATERIAL_VER_1 */ + u8 key_status; + u8 reserved[3]; +} __packed; /* WOWLAN_IGTK_MATERIAL_VER_2 */ /** * struct iwl_wowlan_status_v6 - WoWLAN status @@ -700,7 +760,7 @@ struct iwl_wowlan_status_v6 { */ struct iwl_wowlan_status_v7 { struct iwl_wowlan_gtk_status_v2 gtk[WOWLAN_GTK_KEYS_NUM]; - struct iwl_wowlan_igtk_status igtk[WOWLAN_IGTK_KEYS_NUM]; + struct iwl_wowlan_igtk_status_v1 igtk[WOWLAN_IGTK_KEYS_NUM]; __le64 replay_ctr; __le16 pattern_number; __le16 non_qos_seq_ctr; @@ -735,7 +795,7 @@ struct iwl_wowlan_status_v7 { */ struct iwl_wowlan_info_notif_v1 { struct iwl_wowlan_gtk_status_v3 gtk[WOWLAN_GTK_KEYS_NUM]; - struct iwl_wowlan_igtk_status igtk[WOWLAN_IGTK_KEYS_NUM]; + struct iwl_wowlan_igtk_status_v1 igtk[WOWLAN_IGTK_KEYS_NUM]; __le64 replay_ctr; __le16 pattern_number; __le16 reserved1; @@ -817,8 +877,8 @@ struct iwl_wowlan_mlo_gtk { */ struct iwl_wowlan_info_notif_v3 { struct iwl_wowlan_gtk_status_v3 gtk[WOWLAN_GTK_KEYS_NUM]; - struct iwl_wowlan_igtk_status igtk[WOWLAN_IGTK_KEYS_NUM]; - struct iwl_wowlan_igtk_status bigtk[WOWLAN_BIGTK_KEYS_NUM]; + struct iwl_wowlan_igtk_status_v1 igtk[WOWLAN_IGTK_KEYS_NUM]; + struct iwl_wowlan_igtk_status_v1 bigtk[WOWLAN_BIGTK_KEYS_NUM]; __le64 replay_ctr; __le16 pattern_number; __le16 reserved1; @@ -833,6 +893,45 @@ struct iwl_wowlan_info_notif_v3 { } __packed; /* WOWLAN_INFO_NTFY_API_S_VER_3 */ /** + * struct iwl_wowlan_info_notif_v5 - WoWLAN information notification + * @gtk: GTK data + * @igtk: IGTK data + * @bigtk: BIGTK data + * @replay_ctr: GTK rekey replay counter + * @pattern_number: number of the matched patterns + * @qos_seq_ctr: QoS sequence counters to use next + * @wakeup_reasons: wakeup reasons, see &enum iwl_wowlan_wakeup_reason + * @num_of_gtk_rekeys: number of GTK rekeys + * @transmitted_ndps: number of transmitted neighbor discovery packets + * @received_beacons: number of received beacons + * @tid_tear_down: bit mask of tids whose BA sessions were closed + * in suspend state + * @station_id: station id + * @num_mlo_link_keys: number of &struct iwl_wowlan_mlo_gtk structs + * following this notif + * @tid_offloaded_tx: tid used by the firmware to transmit data packets + * while in wowlan + * @mlo_gtks: array of GTKs of size num_mlo_link_keys + */ +struct iwl_wowlan_info_notif_v5 { + struct iwl_wowlan_gtk_status_v3 gtk[WOWLAN_GTK_KEYS_NUM]; + struct iwl_wowlan_igtk_status_v1 igtk[WOWLAN_IGTK_KEYS_NUM]; + struct iwl_wowlan_igtk_status_v1 bigtk[WOWLAN_BIGTK_KEYS_NUM]; + __le64 replay_ctr; + __le16 pattern_number; + __le16 qos_seq_ctr; + __le32 wakeup_reasons; + __le32 num_of_gtk_rekeys; + __le32 transmitted_ndps; + __le32 received_beacons; + u8 tid_tear_down; + u8 station_id; + u8 num_mlo_link_keys; + u8 tid_offloaded_tx; + struct iwl_wowlan_mlo_gtk mlo_gtks[]; +} __packed; /* WOWLAN_INFO_NTFY_API_S_VER_5 */ + +/** * struct iwl_wowlan_info_notif - WoWLAN information notification * @gtk: GTK data * @igtk: IGTK data @@ -854,7 +953,7 @@ struct iwl_wowlan_info_notif_v3 { * @mlo_gtks: array of GTKs of size num_mlo_link_keys */ struct iwl_wowlan_info_notif { - struct iwl_wowlan_gtk_status_v3 gtk[WOWLAN_GTK_KEYS_NUM]; + struct iwl_wowlan_gtk_status gtk[WOWLAN_GTK_KEYS_NUM]; struct iwl_wowlan_igtk_status igtk[WOWLAN_IGTK_KEYS_NUM]; struct iwl_wowlan_igtk_status bigtk[WOWLAN_BIGTK_KEYS_NUM]; __le64 replay_ctr; @@ -869,7 +968,7 @@ struct iwl_wowlan_info_notif { u8 num_mlo_link_keys; u8 tid_offloaded_tx; struct iwl_wowlan_mlo_gtk mlo_gtks[]; -} __packed; /* WOWLAN_INFO_NTFY_API_S_VER_5 */ +} __packed; /* WOWLAN_INFO_NTFY_API_S_VER_6 */ /** * struct iwl_wowlan_wake_pkt_notif - WoWLAN wake packet notification diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h index b9f559dac39f..f76cea6e9ec8 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h @@ -420,6 +420,8 @@ struct iwl_mac_config_cmd { * eht_support set to true. No longer used since _VER_3 of this command. * @LINK_CONTEXT_MODIFY_BANDWIDTH: Covers iwl_link_ctx_cfg_cmd::modify_bandwidth. * Request RX OMI to the AP to modify bandwidth of this link. + * @LINK_CONTEXT_MODIFY_UHR_PARAMS: covers iwl_link_ctx_cfg_cmd::npca_params and + * iwl_link_ctx_cfg_cmd::prio_edca_params. Since _VER_7. * @LINK_CONTEXT_MODIFY_ALL: set all above flags */ enum iwl_link_ctx_modify_flags { @@ -432,6 +434,7 @@ enum iwl_link_ctx_modify_flags { LINK_CONTEXT_MODIFY_BSS_COLOR_DISABLE = BIT(6), LINK_CONTEXT_MODIFY_EHT_PARAMS = BIT(7), LINK_CONTEXT_MODIFY_BANDWIDTH = BIT(8), + LINK_CONTEXT_MODIFY_UHR_PARAMS = BIT(9), LINK_CONTEXT_MODIFY_ALL = 0xff, }; /* LINK_CONTEXT_MODIFY_MASK_E_VER_1 */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/offload.h b/drivers/net/wireless/intel/iwlwifi/fw/api/offload.h index 2a1c2b0f19e4..bb801650a565 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/offload.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/offload.h @@ -20,7 +20,7 @@ enum iwl_prot_offload_subcmd_ids { /** * @WOWLAN_INFO_NOTIFICATION: Notification in * &struct iwl_wowlan_info_notif_v1, iwl_wowlan_info_notif_v3, - * or &struct iwl_wowlan_info_notif + * &struct iwl_wowlan_info_notif_v5 or &struct iwl_wowlan_info_notif */ WOWLAN_INFO_NOTIFICATION = 0xFD, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/power.h b/drivers/net/wireless/intel/iwlwifi/fw/api/power.h index 786b3bf4b448..5eb8d10678fd 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/power.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/power.h @@ -571,17 +571,16 @@ enum iwl_ppag_flags { /** * union iwl_ppag_table_cmd - union for all versions of PPAG command * @v1: command version 1 structure. - * @v2: command version from 2 to 6 are same structure as v2. - * but has a different format of the flags bitmap - * @v3: command version 7 structure. + * @v5: command version 5 structure. + * @v7: command version 7 structure. * @v1.flags: values from &enum iwl_ppag_flags * @v1.gain: table of antenna gain values per chain and sub-band * @v1.reserved: reserved - * @v2.flags: values from &enum iwl_ppag_flags - * @v2.gain: table of antenna gain values per chain and sub-band - * @v3.ppag_config_info: see @struct bios_value_u32 - * @v3.gain: table of antenna gain values per chain and sub-band - * @v3.reserved: reserved + * @v5.flags: values from &enum iwl_ppag_flags + * @v5.gain: table of antenna gain values per chain and sub-band + * @v7.ppag_config_info: see @struct bios_value_u32 + * @v7.gain: table of antenna gain values per chain and sub-band + * @v7.reserved: reserved */ union iwl_ppag_table_cmd { struct { @@ -593,30 +592,19 @@ union iwl_ppag_table_cmd { __le32 flags; s8 gain[IWL_NUM_CHAIN_LIMITS][IWL_NUM_SUB_BANDS_V2]; s8 reserved[2]; - } __packed v2; /* PER_PLAT_ANTENNA_GAIN_CMD_API_S_VER_2, VER3, VER4, - * VER5, VER6 - */ + } __packed v5; /* PER_PLAT_ANTENNA_GAIN_CMD_API_S_VER_5 */ struct { struct bios_value_u32 ppag_config_info; s8 gain[IWL_NUM_CHAIN_LIMITS][IWL_NUM_SUB_BANDS_V2]; s8 reserved[2]; - } __packed v3; /* PER_PLAT_ANTENNA_GAIN_CMD_API_S_VER_7 */ + } __packed v7; /* PER_PLAT_ANTENNA_GAIN_CMD_API_S_VER_7 */ } __packed; -#define IWL_PPAG_CMD_V4_MASK (IWL_PPAG_ETSI_MASK | IWL_PPAG_CHINA_MASK) -#define IWL_PPAG_CMD_V5_MASK (IWL_PPAG_CMD_V4_MASK | \ +#define IWL_PPAG_CMD_V1_MASK (IWL_PPAG_ETSI_MASK | IWL_PPAG_CHINA_MASK) +#define IWL_PPAG_CMD_V5_MASK (IWL_PPAG_CMD_V1_MASK | \ IWL_PPAG_ETSI_LPI_UHB_MASK | \ IWL_PPAG_USA_LPI_UHB_MASK) -#define IWL_PPAG_CMD_V6_MASK (IWL_PPAG_CMD_V5_MASK | \ - IWL_PPAG_ETSI_VLP_UHB_MASK | \ - IWL_PPAG_ETSI_SP_UHB_MASK | \ - IWL_PPAG_USA_VLP_UHB_MASK | \ - IWL_PPAG_USA_SP_UHB_MASK | \ - IWL_PPAG_CANADA_LPI_UHB_MASK | \ - IWL_PPAG_CANADA_VLP_UHB_MASK | \ - IWL_PPAG_CANADA_SP_UHB_MASK) - #define MCC_TO_SAR_OFFSET_TABLE_ROW_SIZE 26 #define MCC_TO_SAR_OFFSET_TABLE_COL_SIZE 13 diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h index 3222cbcbe1ab..9c464e7aba10 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h @@ -24,6 +24,8 @@ * for BPSK (MCS 0) with 2 spatial * streams * @IWL_TLC_MNG_CFG_FLAGS_EHT_EXTRA_LTF_MSK: enable support for EHT extra LTF + * @IWL_TLC_MNG_CFG_FLAGS_UHR_ELR_1_5_MBPS_MSK: support ELR 1.5 Mbps + * @IWL_TLC_MNG_CFG_FLAGS_UHR_ELR_3_MBPS_MSK: support ELR 3 Mbps */ enum iwl_tlc_mng_cfg_flags { IWL_TLC_MNG_CFG_FLAGS_STBC_MSK = BIT(0), @@ -32,6 +34,8 @@ enum iwl_tlc_mng_cfg_flags { IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_1_MSK = BIT(3), IWL_TLC_MNG_CFG_FLAGS_HE_DCM_NSS_2_MSK = BIT(4), IWL_TLC_MNG_CFG_FLAGS_EHT_EXTRA_LTF_MSK = BIT(6), + IWL_TLC_MNG_CFG_FLAGS_UHR_ELR_1_5_MBPS_MSK = BIT(7), + IWL_TLC_MNG_CFG_FLAGS_UHR_ELR_3_MBPS_MSK = BIT(8), }; /** @@ -201,6 +205,37 @@ struct iwl_tlc_config_cmd_v4 { } __packed; /* TLC_MNG_CONFIG_CMD_API_S_VER_4 */ /** + * struct iwl_tlc_config_cmd - TLC configuration + * @sta_id: station id + * @reserved1: reserved + * @max_ch_width: max supported channel width from &enum iwl_tlc_mng_cfg_cw + * @mode: &enum iwl_tlc_mng_cfg_mode + * @chains: bitmask of &enum iwl_tlc_mng_cfg_chains + * @sgi_ch_width_supp: bitmap of SGI support per channel width + * use BIT(&enum iwl_tlc_mng_cfg_cw) + * @flags: bitmask of &enum iwl_tlc_mng_cfg_flags + * @non_ht_rates: bitmap of supported legacy rates + * @ht_rates: bitmap of &enum iwl_tlc_mng_ht_rates, per <nss, channel-width> + * pair (0 - 80mhz width and below, 1 - 160mhz, 2 - 320mhz). + * @max_mpdu_len: max MPDU length, in bytes + * @max_tx_op: max TXOP in uSecs for all AC (BK, BE, VO, VI), + * set zero for no limit. + */ +struct iwl_tlc_config_cmd { + u8 sta_id; + u8 reserved1[3]; + u8 max_ch_width; + u8 mode; + u8 chains; + u8 sgi_ch_width_supp; + __le16 flags; + __le16 non_ht_rates; + __le32 ht_rates[IWL_TLC_NSS_MAX][IWL_TLC_MCS_PER_BW_NUM_V4]; + __le16 max_mpdu_len; + __le16 max_tx_op; +} __packed; /* TLC_MNG_CONFIG_CMD_API_S_VER_5 */ + +/** * enum iwl_tlc_update_flags - updated fields * @IWL_TLC_NOTIF_FLAG_RATE: last initial rate update * @IWL_TLC_NOTIF_FLAG_AMSDU: umsdu parameters update diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index 2879be4b8fcb..2ce55859641c 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -830,7 +830,7 @@ iwl_fw_error_dump_file(struct iwl_fw_runtime *fwrt, } /* reading RXF/TXF sizes */ - if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) { + if (iwl_trans_is_fw_error(fwrt->trans)) { fifo_len = iwl_fw_rxf_len(fwrt, mem_cfg); fifo_len += iwl_fw_txf_len(fwrt, mem_cfg); @@ -2393,7 +2393,7 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, struct iwl_fw_ini_dump_cfg_name *cfg_name; u32 size = sizeof(*tlv) + sizeof(*dump); u32 num_of_cfg_names = 0; - u32 hw_type, is_cdb, is_jacket; + u32 hw_type, is_cdb; list_for_each_entry(node, &fwrt->trans->dbg.debug_info_tlv_list, list) { size += sizeof(*cfg_name); @@ -2426,11 +2426,7 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, hw_type = CSR_HW_REV_TYPE(fwrt->trans->info.hw_rev); is_cdb = CSR_HW_RFID_IS_CDB(fwrt->trans->info.hw_rf_id); - is_jacket = !!(iwl_read_umac_prph(fwrt->trans, WFPM_OTP_CFG1_ADDR) & - WFPM_OTP_CFG1_IS_JACKET_BIT); - - /* Use bits 12 and 13 to indicate jacket/CDB, respectively */ - hw_type |= (is_jacket | (is_cdb << 1)) << IWL_JACKET_CDB_SHIFT; + hw_type |= IWL_CDB_MASK(is_cdb); dump->hw_type = cpu_to_le32(hw_type); @@ -2478,36 +2474,6 @@ static u32 iwl_dump_ini_info(struct iwl_fw_runtime *fwrt, return entry->size; } -static u32 iwl_dump_ini_file_name_info(struct iwl_fw_runtime *fwrt, - struct list_head *list) -{ - struct iwl_fw_ini_dump_entry *entry; - struct iwl_dump_file_name_info *tlv; - u32 len = strnlen(fwrt->trans->dbg.dump_file_name_ext, - IWL_FW_INI_MAX_NAME); - - if (!fwrt->trans->dbg.dump_file_name_ext_valid) - return 0; - - entry = vzalloc(sizeof(*entry) + sizeof(*tlv) + len); - if (!entry) - return 0; - - entry->size = sizeof(*tlv) + len; - - tlv = (void *)entry->data; - tlv->type = cpu_to_le32(IWL_INI_DUMP_NAME_TYPE); - tlv->len = cpu_to_le32(len); - memcpy(tlv->data, fwrt->trans->dbg.dump_file_name_ext, len); - - /* add the dump file name extension tlv to the list */ - list_add_tail(&entry->list, list); - - fwrt->trans->dbg.dump_file_name_ext_valid = false; - - return entry->size; -} - static const struct iwl_dump_ini_mem_ops iwl_dump_ini_region_ops[] = { [IWL_FW_INI_REGION_INVALID] = {}, [IWL_FW_INI_REGION_INTERNAL_BUFFER] = { @@ -2764,7 +2730,6 @@ static u32 iwl_dump_ini_trigger(struct iwl_fw_runtime *fwrt, &iwl_dump_ini_region_ops[IWL_FW_INI_REGION_DRAM_IMR]); if (size) { - size += iwl_dump_ini_file_name_info(fwrt, list); size += iwl_dump_ini_info(fwrt, trigger, list); } @@ -3151,7 +3116,7 @@ static void iwl_send_dbg_dump_complete_cmd(struct iwl_fw_runtime *fwrt, .len[0] = sizeof(hcmd_data), }; - if (test_bit(STATUS_FW_ERROR, &fwrt->trans->status)) + if (iwl_trans_is_fw_error(fwrt->trans)) return; if (fw_has_capa(&fwrt->fw->ucode_capa, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dump.c b/drivers/net/wireless/intel/iwlwifi/fw/dump.c index f633124979ab..ddd714cff2f4 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dump.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dump.c @@ -14,13 +14,6 @@ #include "iwl-csr.h" #include "pnvm.h" -#define FW_ASSERT_LMAC_FATAL 0x70 -#define FW_ASSERT_LMAC2_FATAL 0x72 -#define FW_ASSERT_UMAC_FATAL 0x71 -#define UMAC_RT_NMI_LMAC2_FATAL 0x72 -#define RT_NMI_INTERRUPT_OTHER_LMAC_FATAL 0x73 -#define FW_ASSERT_NMI_UNKNOWN 0x84 - /* * Note: This structure is read from the device with IO accesses, * and the reading already does the endian conversion. As it is @@ -103,17 +96,6 @@ struct iwl_umac_error_event_table { #define ERROR_START_OFFSET (1 * sizeof(u32)) #define ERROR_ELEM_SIZE (7 * sizeof(u32)) -static bool iwl_fwrt_if_errorid_other_cpu(u32 err_id) -{ - err_id &= 0xFF; - - if ((err_id >= FW_ASSERT_LMAC_FATAL && - err_id <= RT_NMI_INTERRUPT_OTHER_LMAC_FATAL) || - err_id == FW_ASSERT_NMI_UNKNOWN) - return true; - return false; -} - static void iwl_fwrt_dump_umac_error_log(struct iwl_fw_runtime *fwrt) { struct iwl_trans *trans = fwrt->trans; @@ -131,13 +113,6 @@ static void iwl_fwrt_dump_umac_error_log(struct iwl_fw_runtime *fwrt) if (table.valid) fwrt->dump.umac_err_id = table.error_id; - if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.umac_err_id) && - !fwrt->trans->dbg.dump_file_name_ext_valid) { - fwrt->trans->dbg.dump_file_name_ext_valid = true; - snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, - "0x%x", fwrt->dump.umac_err_id); - } - if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { IWL_ERR(trans, "Start IWL Error Log Dump:\n"); IWL_ERR(trans, "Transport status: 0x%08lX, valid: %d\n", @@ -203,7 +178,7 @@ static void iwl_fwrt_dump_lmac_error_log(struct iwl_fw_runtime *fwrt, u8 lmac_nu if (err) return; - err = iwl_finish_nic_init(trans); + err = iwl_trans_activate_nic(trans); if (err) return; } @@ -213,13 +188,6 @@ static void iwl_fwrt_dump_lmac_error_log(struct iwl_fw_runtime *fwrt, u8 lmac_nu if (table.valid) fwrt->dump.lmac_err_id[lmac_num] = table.error_id; - if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.lmac_err_id[lmac_num]) && - !fwrt->trans->dbg.dump_file_name_ext_valid) { - fwrt->trans->dbg.dump_file_name_ext_valid = true; - snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, - "0x%x", fwrt->dump.lmac_err_id[lmac_num]); - } - if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) { IWL_ERR(trans, "Start IWL Error Log Dump:\n"); IWL_ERR(trans, "Transport status: 0x%08lX, valid: %d\n", @@ -305,16 +273,6 @@ static void iwl_fwrt_dump_tcm_error_log(struct iwl_fw_runtime *fwrt, int idx) iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); - if (table.valid) - fwrt->dump.tcm_err_id[idx] = table.error_id; - - if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.tcm_err_id[idx]) && - !fwrt->trans->dbg.dump_file_name_ext_valid) { - fwrt->trans->dbg.dump_file_name_ext_valid = true; - snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, - "0x%x", fwrt->dump.tcm_err_id[idx]); - } - IWL_ERR(fwrt, "TCM%d status:\n", idx + 1); IWL_ERR(fwrt, "0x%08X | error ID\n", table.error_id); IWL_ERR(fwrt, "0x%08X | tcm branchlink2\n", table.blink2); @@ -378,16 +336,6 @@ static void iwl_fwrt_dump_rcm_error_log(struct iwl_fw_runtime *fwrt, int idx) iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table)); - if (table.valid) - fwrt->dump.rcm_err_id[idx] = table.error_id; - - if (!iwl_fwrt_if_errorid_other_cpu(fwrt->dump.rcm_err_id[idx]) && - !fwrt->trans->dbg.dump_file_name_ext_valid) { - fwrt->trans->dbg.dump_file_name_ext_valid = true; - snprintf(fwrt->trans->dbg.dump_file_name_ext, IWL_FW_INI_MAX_NAME, - "0x%x", fwrt->dump.rcm_err_id[idx]); - } - IWL_ERR(fwrt, "RCM%d status:\n", idx + 1); IWL_ERR(fwrt, "0x%08X | error ID\n", table.error_id); IWL_ERR(fwrt, "0x%08X | rcm branchlink2\n", table.blink2); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h index cf41021d59ad..c2a73cc85eff 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/error-dump.h @@ -372,7 +372,8 @@ struct iwl_fw_ini_dump_cfg_name { u8 cfg_name[IWL_FW_INI_MAX_CFG_NAME]; } __packed; -#define IWL_JACKET_CDB_SHIFT 12 +#define IWL_CDB_MASK(val) val << 13 + /* struct iwl_fw_ini_dump_info - ini dump information * @version: dump version diff --git a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c index 4d91ae065c8d..f297e82d63d2 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c @@ -237,11 +237,12 @@ static int iwl_pnvm_parse(struct iwl_trans *trans, const u8 *data, return -ENOENT; } -static int iwl_pnvm_get_from_fs(struct iwl_trans *trans, u8 **data, size_t *len) +static u8 *iwl_pnvm_get_from_fs(struct iwl_trans *trans, size_t *len) { const struct firmware *pnvm; char pnvm_name[MAX_PNVM_NAME]; size_t new_len; + u8 *data; int ret; iwl_pnvm_get_fs_name(trans, pnvm_name, sizeof(pnvm_name)); @@ -250,29 +251,73 @@ static int iwl_pnvm_get_from_fs(struct iwl_trans *trans, u8 **data, size_t *len) if (ret) { IWL_DEBUG_FW(trans, "PNVM file %s not found %d\n", pnvm_name, ret); - return ret; + return NULL; } new_len = pnvm->size; - *data = kvmemdup(pnvm->data, pnvm->size, GFP_KERNEL); + data = kvmemdup(pnvm->data, pnvm->size, GFP_KERNEL); release_firmware(pnvm); - if (!*data) - return -ENOMEM; + if (!data) + return NULL; *len = new_len; - return 0; + return data; +} + +/** + * enum iwl_pnvm_source - different PNVM possible sources + * + * @IWL_PNVM_SOURCE_NONE: No PNVM. + * @IWL_PNVM_SOURCE_BIOS: PNVM should be read from BIOS. + * @IWL_PNVM_SOURCE_EXTERNAL: read .pnvm external file + * @IWL_PNVM_SOURCE_EMBEDDED: PNVM is embedded in the .ucode file. + */ +enum iwl_pnvm_source { + IWL_PNVM_SOURCE_NONE, + IWL_PNVM_SOURCE_BIOS, + IWL_PNVM_SOURCE_EXTERNAL, + IWL_PNVM_SOURCE_EMBEDDED +}; + +static enum iwl_pnvm_source iwl_select_pnvm_source(struct iwl_trans *trans, + bool intel_sku) +{ + + /* Get PNVM from BIOS for non-Intel SKU */ + if (!intel_sku) + return IWL_PNVM_SOURCE_BIOS; + + /* Before those devices, PNVM didn't exist at all */ + if (trans->mac_cfg->device_family < IWL_DEVICE_FAMILY_AX210) + return IWL_PNVM_SOURCE_NONE; + + /* After those devices, we moved to embedded PNVM */ + if (trans->mac_cfg->device_family > IWL_DEVICE_FAMILY_AX210) + return IWL_PNVM_SOURCE_EMBEDDED; + + /* For IWL_DEVICE_FAMILY_AX210, depends on the CRF */ + if (CSR_HW_RFID_TYPE(trans->info.hw_rf_id) == IWL_CFG_RF_TYPE_GF) + return IWL_PNVM_SOURCE_EXTERNAL; + + return IWL_PNVM_SOURCE_NONE; } static const u8 *iwl_get_pnvm_image(struct iwl_trans *trans_p, size_t *len, __le32 sku_id[3], const struct iwl_fw *fw) { struct pnvm_sku_package *package; + enum iwl_pnvm_source pnvm_src = + iwl_select_pnvm_source(trans_p, sku_id[2] == 0); u8 *image = NULL; - /* Get PNVM from BIOS for non-Intel SKU */ - if (sku_id[2]) { + IWL_DEBUG_FW(trans_p, "PNVM source %d\n", pnvm_src); + + if (pnvm_src == IWL_PNVM_SOURCE_NONE) + return NULL; + + if (pnvm_src == IWL_PNVM_SOURCE_BIOS) { package = iwl_uefi_get_pnvm(trans_p, len); if (!IS_ERR_OR_NULL(package)) { if (*len >= sizeof(*package)) { @@ -289,18 +334,26 @@ static const u8 *iwl_get_pnvm_image(struct iwl_trans *trans_p, size_t *len, if (image) return image; } + + /* PNVM doesn't exist in BIOS. Find the fallback source */ + pnvm_src = iwl_select_pnvm_source(trans_p, true); + IWL_DEBUG_FW(trans_p, "PNVM in BIOS doesn't exist, try %d\n", + pnvm_src); } - if (fw->pnvm_data) { - *len = fw->pnvm_size; + if (pnvm_src == IWL_PNVM_SOURCE_EXTERNAL) { + image = iwl_pnvm_get_from_fs(trans_p, len); + if (image) + return image; + } + if (pnvm_src == IWL_PNVM_SOURCE_EMBEDDED && fw->pnvm_data) { + *len = fw->pnvm_size; return fw->pnvm_data; } - /* If it's not available, or for Intel SKU, try from the filesystem */ - if (iwl_pnvm_get_from_fs(trans_p, &image, len)) - return NULL; - return image; + IWL_ERR(trans_p, "Couldn't get PNVM from required source: %d\n", pnvm_src); + return NULL; } static void diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c index 3d6d1a85bb51..e1f28b053253 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.c @@ -59,11 +59,16 @@ static const struct dmi_system_id dmi_ppag_approved_list[] = { DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), }, }, - { .ident = "ASUS", + { .ident = "ASUSTEK", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), }, }, + { .ident = "ASUS", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUS"), + }, + }, { .ident = "GOOGLE-HP", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Google"), @@ -141,11 +146,16 @@ static const struct dmi_system_id dmi_tas_approved_list[] = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), }, }, - { .ident = "ASUS", + { .ident = "ASUSTEK", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), }, }, + { .ident = "ASUS", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUS"), + }, + }, { .ident = "GOOGLE-HP", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Google"), @@ -305,6 +315,7 @@ static bool iwl_ppag_value_valid(struct iwl_fw_runtime *fwrt, int chain, return true; } +/* Utility function for iwlmvm and iwlxvt */ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *cmd, int *cmd_size) { @@ -344,18 +355,18 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt, num_sub_bands = IWL_NUM_SUB_BANDS_V1; gain = cmd->v1.gain[0]; *cmd_size = sizeof(cmd->v1); - cmd->v1.flags = cpu_to_le32(fwrt->ppag_flags); + cmd->v1.flags = cpu_to_le32(fwrt->ppag_flags & IWL_PPAG_CMD_V1_MASK); if (fwrt->ppag_bios_rev >= 1) { /* in this case FW supports revision 0 */ IWL_DEBUG_RADIO(fwrt, "PPAG table rev is %d, send truncated table\n", fwrt->ppag_bios_rev); } - } else if (cmd_ver >= 2 && cmd_ver <= 6) { + } else if (cmd_ver == 5) { num_sub_bands = IWL_NUM_SUB_BANDS_V2; - gain = cmd->v2.gain[0]; - *cmd_size = sizeof(cmd->v2); - cmd->v2.flags = cpu_to_le32(fwrt->ppag_flags); + gain = cmd->v5.gain[0]; + *cmd_size = sizeof(cmd->v5); + cmd->v5.flags = cpu_to_le32(fwrt->ppag_flags & IWL_PPAG_CMD_V5_MASK); if (fwrt->ppag_bios_rev == 0) { /* in this case FW supports revisions 1,2 or 3 */ IWL_DEBUG_RADIO(fwrt, @@ -363,11 +374,11 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt, } } else if (cmd_ver == 7) { num_sub_bands = IWL_NUM_SUB_BANDS_V2; - gain = cmd->v3.gain[0]; - *cmd_size = sizeof(cmd->v3); - cmd->v3.ppag_config_info.table_source = fwrt->ppag_bios_source; - cmd->v3.ppag_config_info.table_revision = fwrt->ppag_bios_rev; - cmd->v3.ppag_config_info.value = cpu_to_le32(fwrt->ppag_flags); + gain = cmd->v7.gain[0]; + *cmd_size = sizeof(cmd->v7); + cmd->v7.ppag_config_info.table_source = fwrt->ppag_bios_source; + cmd->v7.ppag_config_info.table_revision = fwrt->ppag_bios_rev; + cmd->v7.ppag_config_info.value = cpu_to_le32(fwrt->ppag_flags); } else { IWL_DEBUG_RADIO(fwrt, "Unsupported PPAG command version\n"); return -EINVAL; @@ -378,30 +389,22 @@ int iwl_fill_ppag_table(struct iwl_fw_runtime *fwrt, "PPAG MODE bits were read from bios: %d\n", fwrt->ppag_flags); - if (cmd_ver == 6) - cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V6_MASK); - else if (cmd_ver == 5) - cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V5_MASK); - else if (cmd_ver < 5) - cmd->v1.flags &= cpu_to_le32(IWL_PPAG_CMD_V4_MASK); - - if ((cmd_ver == 1 && - !fw_has_capa(&fwrt->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT)) || - (cmd_ver == 2 && fwrt->ppag_bios_rev >= 2)) { + if (cmd_ver == 1 && + !fw_has_capa(&fwrt->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_PPAG_CHINA_BIOS_SUPPORT)) { cmd->v1.flags &= cpu_to_le32(IWL_PPAG_ETSI_MASK); IWL_DEBUG_RADIO(fwrt, "masking ppag China bit\n"); } else { IWL_DEBUG_RADIO(fwrt, "isn't masking ppag China bit\n"); } - /* The 'flags' field is the same in v1 and v2 so we can just + /* The 'flags' field is the same in v1 and v5 so we can just * use v1 to access it. */ IWL_DEBUG_RADIO(fwrt, "PPAG MODE bits going to be sent: %d\n", (cmd_ver < 7) ? le32_to_cpu(cmd->v1.flags) : - le32_to_cpu(cmd->v3.ppag_config_info.value)); + le32_to_cpu(cmd->v7.ppag_config_info.value)); for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) { for (j = 0; j < num_sub_bands; j++) { diff --git a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h index a07c512b6ed4..735482e7adf5 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/regulatory.h @@ -12,7 +12,6 @@ #include "fw/api/phy.h" #include "fw/api/config.h" #include "fw/api/nvm-reg.h" -#include "fw/img.h" #include "iwl-trans.h" #define BIOS_SAR_MAX_PROFILE_NUM 4 diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h index 0444a736c2b2..806f9bcdf4f5 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h @@ -113,6 +113,10 @@ struct iwl_txf_iter_data { * @phy_filters: specific phy filters as read from WPFC BIOS table * @ppag_bios_rev: PPAG BIOS revision * @ppag_bios_source: see &enum bios_source + * @acpi_dsm_funcs_valid: bitmap indicating which DSM values are valid, + * zero (default initialization) means it hasn't been read yet, + * and BIT(0) is set when it has since function 0 also has this + * bitmap and is always supported */ struct iwl_fw_runtime { struct iwl_trans *trans; @@ -146,8 +150,6 @@ struct iwl_fw_runtime { unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM]; u32 *d3_debug_data; u32 lmac_err_id[MAX_NUM_LMAC]; - u32 tcm_err_id[MAX_NUM_TCM]; - u32 rcm_err_id[MAX_NUM_RCM]; u32 umac_err_id; struct iwl_txf_iter_data txf_iter_data; @@ -189,6 +191,10 @@ struct iwl_fw_runtime { bool uats_valid; u8 uefi_tables_lock_status; struct iwl_phy_specific_cfg phy_filters; + +#ifdef CONFIG_ACPI + u32 acpi_dsm_funcs_valid; +#endif }; void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c index 48126ec6b94b..4ae4d215e633 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c @@ -727,6 +727,8 @@ int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, struct uefi_cnv_var_general_cfg *data; int ret = -EINVAL; + BUILD_BUG_ON(ARRAY_SIZE(data->functions) < DSM_FUNC_NUM_FUNCS); + /* Not supported function index */ if (func >= DSM_FUNC_NUM_FUNCS || func == 5) return -EOPNOTSUPP; @@ -742,8 +744,9 @@ int iwl_uefi_get_dsm(struct iwl_fw_runtime *fwrt, enum iwl_dsm_funcs func, goto out; } - if (ARRAY_SIZE(data->functions) != UEFI_MAX_DSM_FUNCS) { - IWL_DEBUG_RADIO(fwrt, "Invalid size of DSM functions array\n"); + if (!(data->functions[DSM_FUNC_QUERY] & BIT(func))) { + IWL_DEBUG_RADIO(fwrt, "DSM func %d not in 0x%x\n", + func, data->functions[DSM_FUNC_QUERY]); goto out; } |