diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/fw.c')
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 392 |
1 files changed, 62 insertions, 330 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index d9eb2b286438..dd685f7eb410 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -514,6 +514,19 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) struct iwl_phy_cfg_cmd phy_cfg_cmd; enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img; + if (iwl_mvm_has_unified_ucode(mvm) && + !mvm->trans->cfg->tx_with_siso_diversity) + return 0; + + if (mvm->trans->cfg->tx_with_siso_diversity) { + /* + * TODO: currently we don't set the antenna but letting the NIC + * to decide which antenna to use. This should come from BIOS. + */ + phy_cfg_cmd.phy_cfg = + cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED); + } + /* Set parameters */ phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm)); @@ -665,181 +678,14 @@ static int iwl_mvm_config_ltr(struct iwl_mvm *mvm) } #ifdef CONFIG_ACPI -static inline int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm, - union acpi_object *table, - struct iwl_mvm_sar_profile *profile, - bool enabled) -{ - int i; - - profile->enabled = enabled; - - for (i = 0; i < ACPI_SAR_TABLE_SIZE; i++) { - if ((table[i].type != ACPI_TYPE_INTEGER) || - (table[i].integer.value > U8_MAX)) - return -EINVAL; - - profile->table[i] = table[i].integer.value; - } - - return 0; -} - -static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) -{ - union acpi_object *wifi_pkg, *table, *data; - bool enabled; - int ret, tbl_rev; - - data = iwl_acpi_get_object(mvm->dev, ACPI_WRDS_METHOD); - if (IS_ERR(data)) - return PTR_ERR(data); - - wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, - ACPI_WRDS_WIFI_DATA_SIZE, &tbl_rev); - if (IS_ERR(wifi_pkg)) { - ret = PTR_ERR(wifi_pkg); - goto out_free; - } - - if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER || - tbl_rev != 0) { - ret = -EINVAL; - goto out_free; - } - - enabled = !!(wifi_pkg->package.elements[1].integer.value); - - /* position of the actual table */ - table = &wifi_pkg->package.elements[2]; - - /* The profile from WRDS is officially profile 1, but goes - * into sar_profiles[0] (because we don't have a profile 0). - */ - ret = iwl_mvm_sar_set_profile(mvm, table, &mvm->sar_profiles[0], - enabled); -out_free: - kfree(data); - return ret; -} - -static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) -{ - union acpi_object *wifi_pkg, *data; - bool enabled; - int i, n_profiles, ret, tbl_rev; - - data = iwl_acpi_get_object(mvm->dev, ACPI_EWRD_METHOD); - if (IS_ERR(data)) - return PTR_ERR(data); - - wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, - ACPI_EWRD_WIFI_DATA_SIZE, &tbl_rev); - if (IS_ERR(wifi_pkg)) { - ret = PTR_ERR(wifi_pkg); - goto out_free; - } - - if ((wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) || - (wifi_pkg->package.elements[2].type != ACPI_TYPE_INTEGER) || - tbl_rev != 0) { - ret = -EINVAL; - goto out_free; - } - - enabled = !!(wifi_pkg->package.elements[1].integer.value); - n_profiles = wifi_pkg->package.elements[2].integer.value; - - /* - * Check the validity of n_profiles. The EWRD profiles start - * from index 1, so the maximum value allowed here is - * ACPI_SAR_PROFILES_NUM - 1. - */ - if (n_profiles <= 0 || n_profiles >= ACPI_SAR_PROFILE_NUM) { - ret = -EINVAL; - goto out_free; - } - - for (i = 0; i < n_profiles; i++) { - /* the tables start at element 3 */ - int pos = 3; - - /* The EWRD profiles officially go from 2 to 4, but we - * save them in sar_profiles[1-3] (because we don't - * have profile 0). So in the array we start from 1. - */ - ret = iwl_mvm_sar_set_profile(mvm, - &wifi_pkg->package.elements[pos], - &mvm->sar_profiles[i + 1], - enabled); - if (ret < 0) - break; - - /* go to the next table */ - pos += ACPI_SAR_TABLE_SIZE; - } - -out_free: - kfree(data); - return ret; -} - -static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm) -{ - union acpi_object *wifi_pkg, *data; - int i, j, ret, tbl_rev; - int idx = 1; - - data = iwl_acpi_get_object(mvm->dev, ACPI_WGDS_METHOD); - if (IS_ERR(data)) - return PTR_ERR(data); - - wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data, - ACPI_WGDS_WIFI_DATA_SIZE, &tbl_rev); - if (IS_ERR(wifi_pkg)) { - ret = PTR_ERR(wifi_pkg); - goto out_free; - } - - if (tbl_rev != 0) { - ret = -EINVAL; - goto out_free; - } - - mvm->geo_rev = tbl_rev; - for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { - for (j = 0; j < ACPI_GEO_TABLE_SIZE; j++) { - union acpi_object *entry; - - entry = &wifi_pkg->package.elements[idx++]; - if ((entry->type != ACPI_TYPE_INTEGER) || - (entry->integer.value > U8_MAX)) { - ret = -EINVAL; - goto out_free; - } - - mvm->geo_profiles[i].values[j] = entry->integer.value; - } - } - ret = 0; -out_free: - kfree(data); - return ret; -} - int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) { union { struct iwl_dev_tx_power_cmd v5; struct iwl_dev_tx_power_cmd_v4 v4; } cmd; - int i, j, idx; - int profs[ACPI_SAR_NUM_CHAIN_LIMITS] = { prof_a, prof_b }; - int len; - BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS < 2); - BUILD_BUG_ON(ACPI_SAR_NUM_CHAIN_LIMITS * ACPI_SAR_NUM_SUB_BANDS != - ACPI_SAR_TABLE_SIZE); + u16 len = 0; cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS); @@ -848,174 +694,76 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) len = sizeof(cmd.v5); else if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) - len = sizeof(cmd.v4); + len = sizeof(struct iwl_dev_tx_power_cmd_v4); else len = sizeof(cmd.v4.v3); - for (i = 0; i < ACPI_SAR_NUM_CHAIN_LIMITS; i++) { - struct iwl_mvm_sar_profile *prof; - - /* don't allow SAR to be disabled (profile 0 means disable) */ - if (profs[i] == 0) - return -EPERM; - - /* we are off by one, so allow up to ACPI_SAR_PROFILE_NUM */ - if (profs[i] > ACPI_SAR_PROFILE_NUM) - return -EINVAL; - - /* profiles go from 1 to 4, so decrement to access the array */ - prof = &mvm->sar_profiles[profs[i] - 1]; - - /* if the profile is disabled, do nothing */ - if (!prof->enabled) { - IWL_DEBUG_RADIO(mvm, "SAR profile %d is disabled.\n", - profs[i]); - /* if one of the profiles is disabled, we fail all */ - return -ENOENT; - } - - IWL_DEBUG_INFO(mvm, - "SAR EWRD: chain %d profile index %d\n", - i, profs[i]); - IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i); - for (j = 0; j < ACPI_SAR_NUM_SUB_BANDS; j++) { - idx = (i * ACPI_SAR_NUM_SUB_BANDS) + j; - cmd.v5.v3.per_chain_restriction[i][j] = - cpu_to_le16(prof->table[idx]); - IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n", - j, prof->table[idx]); - } - } + if (iwl_sar_select_profile(&mvm->fwrt, cmd.v5.v3.per_chain_restriction, + prof_a, prof_b)) + return -ENOENT; IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n"); - return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); } -static bool iwl_mvm_sar_geo_support(struct iwl_mvm *mvm) -{ - /* - * The GEO_TX_POWER_LIMIT command is not supported on earlier - * firmware versions. Unfortunately, we don't have a TLV API - * flag to rely on, so rely on the major version which is in - * the first byte of ucode_ver. This was implemented - * initially on version 38 and then backported to 17. It was - * also backported to 29, but only for 7265D devices. The - * intention was to have it in 36 as well, but not all 8000 - * family got this feature enabled. The 8000 family is the - * only one using version 36, so skip this version entirely. - */ - return IWL_UCODE_SERIAL(mvm->fw->ucode_ver) >= 38 || - IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 17 || - (IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 29 && - ((mvm->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == - CSR_HW_REV_TYPE_7265D)); -} - int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) { - struct iwl_geo_tx_power_profiles_resp *resp; - int ret; + union geo_tx_power_profiles_cmd geo_tx_cmd; u16 len; - void *data; - struct iwl_geo_tx_power_profiles_cmd geo_cmd; - struct iwl_geo_tx_power_profiles_cmd_v1 geo_cmd_v1; + int ret; struct iwl_host_cmd cmd; - if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_SAR_TABLE_VER)) { - geo_cmd.ops = + if (fw_has_api(&mvm->fwrt.fw->ucode_capa, + IWL_UCODE_TLV_API_SAR_TABLE_VER)) { + geo_tx_cmd.geo_cmd.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE); - len = sizeof(geo_cmd); - data = &geo_cmd; + len = sizeof(geo_tx_cmd.geo_cmd); } else { - geo_cmd_v1.ops = + geo_tx_cmd.geo_cmd_v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE); - len = sizeof(geo_cmd_v1); - data = &geo_cmd_v1; + len = sizeof(geo_tx_cmd.geo_cmd_v1); } + if (!iwl_sar_geo_support(&mvm->fwrt)) + return -EOPNOTSUPP; + cmd = (struct iwl_host_cmd){ .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), .len = { len, }, .flags = CMD_WANT_SKB, - .data = { data }, + .data = { &geo_tx_cmd }, }; - if (!iwl_mvm_sar_geo_support(mvm)) - return -EOPNOTSUPP; - ret = iwl_mvm_send_cmd(mvm, &cmd); if (ret) { IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret); return ret; } - - resp = (void *)cmd.resp_pkt->data; - ret = le32_to_cpu(resp->profile_idx); - if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES)) { - ret = -EIO; - IWL_WARN(mvm, "Invalid geographic profile idx (%d)\n", ret); - } - + ret = iwl_validate_sar_geo_profile(&mvm->fwrt, &cmd); iwl_free_resp(&cmd); return ret; } static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) { - struct iwl_geo_tx_power_profiles_cmd cmd = { - .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES), - }; - int ret, i, j; u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT); + union geo_tx_power_profiles_cmd cmd; + u16 len; - if (!iwl_mvm_sar_geo_support(mvm)) - return 0; - - ret = iwl_mvm_sar_get_wgds_table(mvm); - if (ret < 0) { - IWL_DEBUG_RADIO(mvm, - "Geo SAR BIOS table invalid or unavailable. (%d)\n", - ret); - /* we don't fail if the table is not available */ - return 0; - } - - IWL_DEBUG_RADIO(mvm, "Sending GEO_TX_POWER_LIMIT\n"); - - BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS * - ACPI_WGDS_TABLE_SIZE + 1 != ACPI_WGDS_WIFI_DATA_SIZE); - - BUILD_BUG_ON(ACPI_NUM_GEO_PROFILES > IWL_NUM_GEO_PROFILES); - - for (i = 0; i < ACPI_NUM_GEO_PROFILES; i++) { - struct iwl_per_chain_offset *chain = - (struct iwl_per_chain_offset *)&cmd.table[i]; - - for (j = 0; j < ACPI_WGDS_NUM_BANDS; j++) { - u8 *value; + cmd.geo_cmd.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES); - value = &mvm->geo_profiles[i].values[j * - ACPI_GEO_PER_CHAIN_SIZE]; - chain[j].max_tx_power = cpu_to_le16(value[0]); - chain[j].chain_a = value[1]; - chain[j].chain_b = value[2]; - IWL_DEBUG_RADIO(mvm, - "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n", - i, j, value[1], value[2], value[0]); - } - } + iwl_sar_geo_init(&mvm->fwrt, cmd.geo_cmd.table); - cmd.table_revision = cpu_to_le32(mvm->geo_rev); + cmd.geo_cmd.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); - if (!fw_has_api(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_API_SAR_TABLE_VER)) { - return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, - sizeof(struct iwl_geo_tx_power_profiles_cmd_v1), - &cmd); + if (!fw_has_api(&mvm->fwrt.fw->ucode_capa, + IWL_UCODE_TLV_API_SAR_TABLE_VER)) { + len = sizeof(struct iwl_geo_tx_power_profiles_cmd_v1); + } else { + len = sizeof(cmd.geo_cmd); } - return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, sizeof(cmd), &cmd); + return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, len, &cmd); } static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) @@ -1024,7 +772,7 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) int i, j, ret, tbl_rev; int idx = 2; - mvm->ppag_table.enabled = cpu_to_le32(0); + mvm->fwrt.ppag_table.enabled = cpu_to_le32(0); data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD); if (IS_ERR(data)) return PTR_ERR(data); @@ -1049,8 +797,8 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) goto out_free; } - mvm->ppag_table.enabled = cpu_to_le32(enabled->integer.value); - if (!mvm->ppag_table.enabled) { + mvm->fwrt.ppag_table.enabled = cpu_to_le32(enabled->integer.value); + if (!mvm->fwrt.ppag_table.enabled) { ret = 0; goto out_free; } @@ -1070,11 +818,11 @@ static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) (j == 0 && ent->integer.value < ACPI_PPAG_MIN_LB) || (j != 0 && ent->integer.value > ACPI_PPAG_MAX_HB) || (j != 0 && ent->integer.value < ACPI_PPAG_MIN_HB)) { - mvm->ppag_table.enabled = cpu_to_le32(0); + mvm->fwrt.ppag_table.enabled = cpu_to_le32(0); ret = -EINVAL; goto out_free; } - mvm->ppag_table.gain[i][j] = ent->integer.value; + mvm->fwrt.ppag_table.gain[i][j] = ent->integer.value; } } ret = 0; @@ -1095,20 +843,20 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n"); IWL_DEBUG_RADIO(mvm, "PPAG is %s\n", - mvm->ppag_table.enabled ? "enabled" : "disabled"); + mvm->fwrt.ppag_table.enabled ? "enabled" : "disabled"); for (i = 0; i < ACPI_PPAG_NUM_CHAINS; i++) { for (j = 0; j < ACPI_PPAG_NUM_SUB_BANDS; j++) { IWL_DEBUG_RADIO(mvm, "PPAG table: chain[%d] band[%d]: gain = %d\n", - i, j, mvm->ppag_table.gain[i][j]); + i, j, mvm->fwrt.ppag_table.gain[i][j]); } } ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP, PER_PLATFORM_ANT_GAIN_CMD), - 0, sizeof(mvm->ppag_table), - &mvm->ppag_table); + 0, sizeof(mvm->fwrt.ppag_table), + &mvm->fwrt.ppag_table); if (ret < 0) IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n", ret); @@ -1131,17 +879,14 @@ static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) } #else /* CONFIG_ACPI */ -static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm) -{ - return -ENOENT; -} -static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm) +inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, + int prof_a, int prof_b) { return -ENOENT; } -static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm) +inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) { return -ENOENT; } @@ -1151,17 +896,6 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) return 0; } -int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, - int prof_b) -{ - return -ENOENT; -} - -int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm) -{ - return -ENOENT; -} - int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) { return -ENOENT; @@ -1169,7 +903,7 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) static int iwl_mvm_ppag_init(struct iwl_mvm *mvm) { - return -ENOENT; + return 0; } #endif /* CONFIG_ACPI */ @@ -1228,7 +962,7 @@ static int iwl_mvm_sar_init(struct iwl_mvm *mvm) { int ret; - ret = iwl_mvm_sar_get_wrds_table(mvm); + ret = iwl_sar_get_wrds_table(&mvm->fwrt); if (ret < 0) { IWL_DEBUG_RADIO(mvm, "WRDS SAR BIOS table invalid or unavailable. (%d)\n", @@ -1240,16 +974,14 @@ static int iwl_mvm_sar_init(struct iwl_mvm *mvm) return 1; } - ret = iwl_mvm_sar_get_ewrd_table(mvm); + ret = iwl_sar_get_ewrd_table(&mvm->fwrt); /* if EWRD is not available, we can still use WRDS, so don't fail */ if (ret < 0) IWL_DEBUG_RADIO(mvm, "EWRD SAR BIOS table invalid or unavailable. (%d)\n", ret); - /* choose profile 1 (WRDS) as default for both chains */ ret = iwl_mvm_sar_select_profile(mvm, 1, 1); - /* * If we don't have profile 0 from BIOS, just skip it. This * means that SAR Geo will not be enabled either, even if we @@ -1344,12 +1076,12 @@ int iwl_mvm_up(struct iwl_mvm *mvm) ret = iwl_send_phy_db_data(mvm->phy_db); if (ret) goto error; - - ret = iwl_send_phy_cfg_cmd(mvm); - if (ret) - goto error; } + ret = iwl_send_phy_cfg_cmd(mvm); + if (ret) + goto error; + ret = iwl_mvm_send_bt_init_conf(mvm); if (ret) goto error; @@ -1480,7 +1212,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm) ret = iwl_mvm_sar_init(mvm); if (ret == 0) { ret = iwl_mvm_sar_geo_init(mvm); - } else if (ret > 0 && !iwl_mvm_sar_get_wgds_table(mvm)) { + } else if (ret > 0 && !iwl_sar_get_wgds_table(&mvm->fwrt)) { /* * If basic SAR is not available, we check for WGDS, * which should *not* be available either. If it is |