diff options
| author | Luca Coelho <luciano.coelho@intel.com> | 2020-09-28 12:23:12 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2020-10-01 21:59:34 +0300 |
| commit | fbb7957d28ac897b9dcd29f96750c23543118258 (patch) | |
| tree | c4a7d66d30d727cc6e4d692d414db86b41c39a2e /drivers/net/wireless/intel/iwlwifi/mvm | |
| parent | 9c08cef87048bcec5d37579f6ba9b166196fc661 (diff) | |
| download | linux-fbb7957d28ac897b9dcd29f96750c23543118258.tar.xz | |
iwlwifi: support REDUCE_TX_POWER_CMD version 6
The new version of the command can support more subbands and CDB, so
it can contain more data than earlier versions. Implement support for
the new version of the command, even though we don't have more data to
write to it yet.
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200928121852.d709a8f17d1d.I9fa54883667c72dabf6d813c70be77538d9af38d@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 20 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 8 |
2 files changed, 21 insertions, 7 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index d55a8768ff6d..f3e149e70c67 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -742,17 +742,27 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) __le16 *per_chain; int ret; u16 len = 0; - - if (fw_has_api(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_API_REDUCE_TX_POWER)) { + u32 n_subbands; + u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, + REDUCE_TX_POWER_CMD); + + if (cmd_ver == 6) { + len = sizeof(cmd.v6); + n_subbands = IWL_NUM_SUB_BANDS_V2; + per_chain = cmd.v6.per_chain[0][0]; + } else if (fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_REDUCE_TX_POWER)) { len = sizeof(cmd.v5); + n_subbands = IWL_NUM_SUB_BANDS; per_chain = cmd.v5.per_chain[0][0]; } else if (fw_has_capa(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) { + IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) { len = sizeof(cmd.v4); + n_subbands = IWL_NUM_SUB_BANDS; per_chain = cmd.v4.per_chain[0][0]; } else { len = sizeof(cmd.v3); + n_subbands = IWL_NUM_SUB_BANDS; per_chain = cmd.v3.per_chain[0][0]; } @@ -760,7 +770,7 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) len += sizeof(cmd.common); ret = iwl_sar_select_profile(&mvm->fwrt, per_chain, ACPI_SAR_NUM_TABLES, - ACPI_SAR_NUM_SUB_BANDS, prof_a, prof_b); + n_subbands, prof_a, prof_b); /* return on error or if the profile is disabled (positive number) */ if (ret) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 2beb54f97532..38666a181144 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1314,12 +1314,16 @@ static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cpu_to_le32(iwl_mvm_vif_from_mac80211(vif)->id), .common.pwr_restriction = cpu_to_le16(8 * tx_power), }; + u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, + REDUCE_TX_POWER_CMD); if (tx_power == IWL_DEFAULT_MAX_TX_POWER) cmd.common.pwr_restriction = cpu_to_le16(IWL_DEV_MAX_TX_POWER); - if (fw_has_api(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_API_REDUCE_TX_POWER)) + if (cmd_ver == 6) + len = sizeof(cmd.v6); + else if (fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_REDUCE_TX_POWER)) len = sizeof(cmd.v5); else if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) |