third_party/iwlwifi/iwl-scd.h

/******************************************************************************
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#ifndef SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_IWL_SCD_H_
#define SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_IWL_SCD_H_

#include "third_party/iwlwifi/iwl-io.h"
#include "third_party/iwlwifi/iwl-prph.h"
#include "third_party/iwlwifi/iwl-trans.h"

static inline void iwl_scd_txq_set_chain(struct iwl_trans* trans, uint16_t txq_id) {
  iwl_set_bits_prph(trans, SCD_QUEUECHAIN_SEL, BIT(txq_id));
}

static inline void iwl_scd_txq_enable_agg(struct iwl_trans* trans, uint16_t txq_id) {
  iwl_set_bits_prph(trans, SCD_AGGR_SEL, BIT(txq_id));
}

static inline void iwl_scd_txq_disable_agg(struct iwl_trans* trans, uint16_t txq_id) {
  iwl_clear_bits_prph(trans, SCD_AGGR_SEL, BIT(txq_id));
}

static inline void iwl_scd_disable_agg(struct iwl_trans* trans) {
  iwl_set_bits_prph(trans, SCD_AGGR_SEL, 0);
}

static inline void iwl_scd_activate_fifos(struct iwl_trans* trans) {
  iwl_write_prph(trans, SCD_TXFACT, IWL_MASK(0, 7));
}

static inline void iwl_scd_deactivate_fifos(struct iwl_trans* trans) {
  iwl_write_prph(trans, SCD_TXFACT, 0);
}

static inline void iwl_scd_enable_set_active(struct iwl_trans* trans, uint32_t value) {
  iwl_write_prph(trans, SCD_EN_CTRL, value);
}

static inline unsigned int SCD_QUEUE_WRPTR(unsigned int chnl) {
  if (chnl < 20) {
    return SCD_BASE + 0x18 + chnl * 4;
  }
  WARN_ON_ONCE(chnl >= 32);
  return SCD_BASE + 0x284 + (chnl - 20) * 4;
}

static inline unsigned int SCD_QUEUE_RDPTR(unsigned int chnl) {
  if (chnl < 20) {
    return SCD_BASE + 0x68 + chnl * 4;
  }
  WARN_ON_ONCE(chnl >= 32);
  return SCD_BASE + 0x2B4 + chnl * 4;
}

static inline unsigned int SCD_QUEUE_STATUS_BITS(unsigned int chnl) {
  if (chnl < 20) {
    return SCD_BASE + 0x10c + chnl * 4;
  }
  WARN_ON_ONCE(chnl >= 32);
  return SCD_BASE + 0x334 + chnl * 4;
}

static inline void iwl_scd_txq_set_inactive(struct iwl_trans* trans, uint16_t txq_id) {
  iwl_write_prph(trans, SCD_QUEUE_STATUS_BITS(txq_id),
                 (0 << SCD_QUEUE_STTS_REG_POS_ACTIVE) | (1 << SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN));
}

#endif  // SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_IWL_SCD_H_