linux/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c

// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
 * Copyright (C) 2012-2014, 2018-2024 Intel Corporation
 * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
 * Copyright (C) 2017 Intel Deutschland GmbH
 */
#include <net/mac80211.h>
#include "fw-api.h"
#include "mvm.h"

/* Maps the driver specific channel width definition to the fw values */
u8 iwl_mvm_get_channel_width(const struct cfg80211_chan_def *chandef)
{ … }

/*
 * Maps the driver specific control channel position (relative to the center
 * freq) definitions to the the fw values
 */
u8 iwl_mvm_get_ctrl_pos(const struct cfg80211_chan_def *chandef)
{ … }

/*
 * Construct the generic fields of the PHY context command
 */
static void iwl_mvm_phy_ctxt_cmd_hdr(struct iwl_mvm_phy_ctxt *ctxt,
				     struct iwl_phy_context_cmd *cmd,
				     u32 action)
{ … }

static void iwl_mvm_phy_ctxt_set_rxchain(struct iwl_mvm *mvm,
					 struct iwl_mvm_phy_ctxt *ctxt,
					 __le32 *rxchain_info,
					 u8 chains_static,
					 u8 chains_dynamic)
{ … }

/*
 * Add the phy configuration to the PHY context command
 */
static void iwl_mvm_phy_ctxt_cmd_data_v1(struct iwl_mvm *mvm,
					 struct iwl_mvm_phy_ctxt *ctxt,
					 struct iwl_phy_context_cmd_v1 *cmd,
					 const struct cfg80211_chan_def *chandef,
					 u8 chains_static, u8 chains_dynamic)
{ … }

/*
 * Add the phy configuration to the PHY context command
 */
static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
				      struct iwl_mvm_phy_ctxt *ctxt,
				      struct iwl_phy_context_cmd *cmd,
				      const struct cfg80211_chan_def *chandef,
				      u8 chains_static, u8 chains_dynamic)
{ … }

int iwl_mvm_phy_send_rlc(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
			 u8 chains_static, u8 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
 * first time that the phy configuration is applied or in case that the phy
 * configuration changed from the previous apply.
 */
static int iwl_mvm_phy_ctxt_apply(struct iwl_mvm *mvm,
				  struct iwl_mvm_phy_ctxt *ctxt,
				  const struct cfg80211_chan_def *chandef,
				  const struct cfg80211_chan_def *ap,
				  u8 chains_static, u8 chains_dynamic,
				  u32 action)
{ … }

/*
 * Send a command to add a PHY context based on the current HW configuration.
 */
int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
			 const struct cfg80211_chan_def *chandef,
			 const struct cfg80211_chan_def *ap,
			 u8 chains_static, u8 chains_dynamic)
{ … }

/*
 * Update the number of references to the given PHY context. This is valid only
 * in case the PHY context was already created, i.e., its reference count > 0.
 */
void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt)
{ … }

/*
 * Send a command to modify the PHY context based on the current HW
 * configuration. Note that the function does not check that the configuration
 * changed.
 */
int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
			     const struct cfg80211_chan_def *chandef,
			     const struct cfg80211_chan_def *ap,
			     u8 chains_static, u8 chains_dynamic)
{ … }

void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt)
{ … }

static void iwl_mvm_binding_iterator(void *_data, u8 *mac,
				     struct ieee80211_vif *vif)
{ … }

int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm)
{ … }