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iwlwifi: phy-ctxt: add new API VER 3 for phy context cmd

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The API added the ability to send for CDB nic what LMAC ID
the cmd belongs to.

Also driver always set apply_time to zero so no need to pass it as
a param and anyway in new API it's removed for no use.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200930161256.fa11d1f523b6.Id105899da82c2b08ee62b57133c4ff72bfd0bb80@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Mordechay Goodstein 2020-09-30 16:31:23 +03:00 committed by Luca Coelho
parent 762c523f95
commit a86821069e
2 changed files with 115 additions and 41 deletions
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32
drivers/net/wireless/intel/iwlwifi/fw/api/phy-ctxt.h
View File

@ -5,10 +5,9 @@
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* Copyright(c) 2018 Intel Corporation
* Copyright(c) 2012 - 2014, 2018, 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -28,10 +27,9 @@
*
* BSD LICENSE
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* Copyright(c) 2018 Intel Corporation
* Copyright(c) 2012 - 2014, 2018, 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -181,15 +179,37 @@ struct iwl_phy_context_cmd_tail {
* @ci: channel info
* @tail: command tail
*/
struct iwl_phy_context_cmd {
struct iwl_phy_context_cmd_v1 {
/* COMMON_INDEX_HDR_API_S_VER_1 */
__le32 id_and_color;
__le32 action;
/* PHY_CONTEXT_DATA_API_S_VER_1 */
/* PHY_CONTEXT_DATA_API_S_VER_3 */
__le32 apply_time;
__le32 tx_param_color;
struct iwl_fw_channel_info ci;
struct iwl_phy_context_cmd_tail tail;
} __packed; /* PHY_CONTEXT_CMD_API_VER_1 */
/**
* struct iwl_phy_context_cmd - config of the PHY context
* ( PHY_CONTEXT_CMD = 0x8 )
* @id_and_color: ID and color of the relevant Binding
* @action: action to perform, one of FW_CTXT_ACTION_*
* @lmac_id: the lmac id the phy context belongs to
* @ci: channel info
* @rxchain_info: ???
* @dsp_cfg_flags: set to 0
* @reserved: reserved to align to 64 bit
*/
struct iwl_phy_context_cmd {
/* COMMON_INDEX_HDR_API_S_VER_1 */
__le32 id_and_color;
__le32 action;
/* PHY_CONTEXT_DATA_API_S_VER_3 */
struct iwl_fw_channel_info ci;
__le32 lmac_id;
__le32 rxchain_info;
__le32 dsp_cfg_flags;
__le32 reserved;
} __packed; /* PHY_CONTEXT_CMD_API_VER_3 */
#endif /* __iwl_fw_api_phy_ctxt_h__ */

124
drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c
View File

@ -7,8 +7,8 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2017 Intel Deutschland GmbH
* Copyright(c) 2018 Intel Corporation
* Copyright(c) 2017 Intel Deutschland GmbH
* Copyright(c) 2018 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -30,7 +30,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright(c) 2018 Intel Corporation
* Copyright(c) 2018 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -125,30 +125,19 @@ u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef)
*/
static void iwl_mvm_phy_ctxt_cmd_hdr(struct iwl_mvm_phy_ctxt *ctxt,
struct iwl_phy_context_cmd *cmd,
u32 action, u32 apply_time)
u32 action)
{
memset(cmd, 0, sizeof(struct iwl_phy_context_cmd));
cmd->id_and_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(ctxt->id,
ctxt->color));
cmd->action = cpu_to_le32(action);
cmd->apply_time = cpu_to_le32(apply_time);
}
/*
* Add the phy configuration to the PHY context command
*/
static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
struct iwl_phy_context_cmd *cmd,
struct cfg80211_chan_def *chandef,
u8 chains_static, u8 chains_dynamic)
static void iwl_mvm_phy_ctxt_set_rxchain(struct iwl_mvm *mvm,
__le32 *rxchain_info,
u8 chains_static,
u8 chains_dynamic)
{
u8 active_cnt, idle_cnt;
struct iwl_phy_context_cmd_tail *tail =
iwl_mvm_chan_info_cmd_tail(mvm, &cmd->ci);
/* Set the channel info data */
iwl_mvm_set_chan_info_chandef(mvm, &cmd->ci, chandef);
/* Set rx the chains */
idle_cnt = chains_static;
@ -166,19 +155,58 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
active_cnt = 2;
}
tail->rxchain_info = cpu_to_le32(iwl_mvm_get_valid_rx_ant(mvm) <<
*rxchain_info = cpu_to_le32(iwl_mvm_get_valid_rx_ant(mvm) <<
PHY_RX_CHAIN_VALID_POS);
tail->rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS);
tail->rxchain_info |= cpu_to_le32(active_cnt <<
*rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS);
*rxchain_info |= cpu_to_le32(active_cnt <<
PHY_RX_CHAIN_MIMO_CNT_POS);
#ifdef CONFIG_IWLWIFI_DEBUGFS
if (unlikely(mvm->dbgfs_rx_phyinfo))
tail->rxchain_info = cpu_to_le32(mvm->dbgfs_rx_phyinfo);
*rxchain_info = cpu_to_le32(mvm->dbgfs_rx_phyinfo);
#endif
}
/*
* Add the phy configuration to the PHY context command
*/
static void iwl_mvm_phy_ctxt_cmd_data_v1(struct iwl_mvm *mvm,
struct iwl_phy_context_cmd_v1 *cmd,
struct cfg80211_chan_def *chandef,
u8 chains_static, u8 chains_dynamic)
{
struct iwl_phy_context_cmd_tail *tail =
iwl_mvm_chan_info_cmd_tail(mvm, &cmd->ci);
/* Set the channel info data */
iwl_mvm_set_chan_info_chandef(mvm, &cmd->ci, chandef);
iwl_mvm_phy_ctxt_set_rxchain(mvm, &tail->rxchain_info,
chains_static, chains_dynamic);
tail->txchain_info = cpu_to_le32(iwl_mvm_get_valid_tx_ant(mvm));
}
/*
* Add the phy configuration to the PHY context command
*/
static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
struct iwl_phy_context_cmd *cmd,
struct cfg80211_chan_def *chandef,
u8 chains_static, u8 chains_dynamic)
{
if (chandef->chan->band == NL80211_BAND_2GHZ ||
!iwl_mvm_is_cdb_supported(mvm))
cmd->lmac_id = cpu_to_le32(IWL_LMAC_24G_INDEX);
else
cmd->lmac_id = cpu_to_le32(IWL_LMAC_5G_INDEX);
/* Set the channel info data */
iwl_mvm_set_chan_info_chandef(mvm, &cmd->ci, chandef);
iwl_mvm_phy_ctxt_set_rxchain(mvm, &cmd->rxchain_info,
chains_static, chains_dynamic);
}
/*
* Send a command to apply the current phy configuration. The command is send
* only if something in the configuration changed: in case that this is the
@ -189,20 +217,46 @@ static int iwl_mvm_phy_ctxt_apply(struct iwl_mvm *mvm,
struct iwl_mvm_phy_ctxt *ctxt,
struct cfg80211_chan_def *chandef,
u8 chains_static, u8 chains_dynamic,
u32 action, u32 apply_time)
u32 action)
{
struct iwl_phy_context_cmd cmd;
int ret;
u16 len = sizeof(cmd) - iwl_mvm_chan_info_padding(mvm);
int ver = iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP,
PHY_CONTEXT_CMD, 1);
/* Set the command header fields */
iwl_mvm_phy_ctxt_cmd_hdr(ctxt, &cmd, action, apply_time);
if (ver == 3) {
struct iwl_phy_context_cmd cmd = {};
/* Set the command header fields */
iwl_mvm_phy_ctxt_cmd_hdr(ctxt, &cmd, action);
/* Set the command data */
iwl_mvm_phy_ctxt_cmd_data(mvm, &cmd, chandef,
chains_static,
chains_dynamic);
ret = iwl_mvm_send_cmd_pdu(mvm, PHY_CONTEXT_CMD,
0, sizeof(cmd), &cmd);
} else if (ver < 3) {
struct iwl_phy_context_cmd_v1 cmd = {};
u16 len = sizeof(cmd) - iwl_mvm_chan_info_padding(mvm);
/* Set the command header fields */
iwl_mvm_phy_ctxt_cmd_hdr(ctxt,
(struct iwl_phy_context_cmd *)&cmd,
action);
/* Set the command data */
iwl_mvm_phy_ctxt_cmd_data_v1(mvm, &cmd, chandef,
chains_static,
chains_dynamic);
ret = iwl_mvm_send_cmd_pdu(mvm, PHY_CONTEXT_CMD,
0, len, &cmd);
} else {
IWL_ERR(mvm, "PHY ctxt cmd error ver %d not supported\n", ver);
return -EOPNOTSUPP;
}
/* Set the command data */
iwl_mvm_phy_ctxt_cmd_data(mvm, &cmd, chandef,
chains_static, chains_dynamic);
ret = iwl_mvm_send_cmd_pdu(mvm, PHY_CONTEXT_CMD, 0, len, &cmd);
if (ret)
IWL_ERR(mvm, "PHY ctxt cmd error. ret=%d\n", ret);
return ret;
@ -223,7 +277,7 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef,
chains_static, chains_dynamic,
FW_CTXT_ACTION_ADD, 0);
FW_CTXT_ACTION_ADD);
}
/*
@ -257,7 +311,7 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
/* ... remove it here ...*/
ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef,
chains_static, chains_dynamic,
FW_CTXT_ACTION_REMOVE, 0);
FW_CTXT_ACTION_REMOVE);
if (ret)
return ret;
@ -269,7 +323,7 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
ctxt->width = chandef->width;
return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef,
chains_static, chains_dynamic,
action, 0);
action);
}
void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt)