115309a008
Monitor buffer are required only when monitor VAP is created. Allocate these buffers only when montior VAP is created. This provides memory savings when no monitor VAP is created/required. Change-Id: I3ddaef00615f00fd13adb2789469a62f1a0af165 CRs-Fixed: 2491873
174 行
5.4 KiB
C
174 行
5.4 KiB
C
/*
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* Copyright (c) 2016-2019 The Linux Foundation. All rights reserved.
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*
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* Permission to use, copy, modify, and/or distribute this software for
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* any purpose with or without fee is hereby granted, provided that the
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* above copyright notice and this permission notice appear in all
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* copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
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* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
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* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _DP_RX_MON_H_
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#define _DP_RX_MON_H_
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/**
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* dp_rx_mon_dest_process() - Brain of the Rx processing functionality
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* Called from the bottom half (tasklet/NET_RX_SOFTIRQ)
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* @soc: core txrx main context 164
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* @hal_ring: opaque pointer to the HAL Rx Ring, which will be serviced
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* @quota: No. of units (packets) that can be serviced in one shot.
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*
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* This function implements the core of Rx functionality. This is
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* expected to handle only non-error frames.
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*
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* Return: uint32_t: No. of elements processed
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*/
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void dp_rx_mon_dest_process(struct dp_soc *soc, uint32_t mac_id,
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uint32_t quota);
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QDF_STATUS dp_rx_pdev_mon_attach(struct dp_pdev *pdev);
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QDF_STATUS dp_rx_pdev_mon_detach(struct dp_pdev *pdev);
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QDF_STATUS dp_rx_pdev_mon_status_attach(struct dp_pdev *pdev, int mac_id);
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QDF_STATUS dp_rx_pdev_mon_status_detach(struct dp_pdev *pdev, int mac_id);
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/**
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* dp_reset_monitor_mode() - Disable monitor mode
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* @pdev_handle: Datapath PDEV handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_reset_monitor_mode(struct cdp_pdev *pdev_handle);
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/**
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* dp_pdev_configure_monitor_rings() - configure monitor rings
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* @vdev_handle: Datapath VDEV handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_pdev_configure_monitor_rings(struct dp_pdev *pdev);
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/**
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* dp_mon_link_free() - free monitor link desc pool
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* @pdev: core txrx pdev context
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*
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* This function will release DP link desc pool for monitor mode from
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* main device context.
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*
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* Return: QDF_STATUS_SUCCESS: success
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* QDF_STATUS_E_RESOURCES: Error return
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*/
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QDF_STATUS dp_mon_link_free(struct dp_pdev *pdev);
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uint32_t dp_mon_process(struct dp_soc *soc, uint32_t mac_id, uint32_t quota);
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QDF_STATUS dp_rx_mon_deliver(struct dp_soc *soc, uint32_t mac_id,
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qdf_nbuf_t head_msdu, qdf_nbuf_t tail_msdu);
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/*
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* dp_rx_mon_deliver_non_std() - deliver frames for non standard path
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* @soc: core txrx main contex
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* @mac_id: MAC ID
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*
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* This function delivers the radio tap and dummy MSDU
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* into user layer application for preamble only PPDU.
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*
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* Return: Operation status
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*/
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QDF_STATUS dp_rx_mon_deliver_non_std(struct dp_soc *soc, uint32_t mac_id);
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/**
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* dp_rxdma_err_process() - RxDMA error processing functionality
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* @soc: core txrx main contex
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* @mac_id: mac id which is one of 3 mac_ids
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* @hal_ring: opaque pointer to the HAL Rx Ring, which will be serviced
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* @quota: No. of units (packets) that can be serviced in one shot.
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*
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* Return: num of buffers processed
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*/
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uint32_t dp_rxdma_err_process(struct dp_intr *int_ctx, struct dp_soc *soc,
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uint32_t mac_id, uint32_t quota);
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/**
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* dp_mon_buf_delayed_replenish() - Helper routine to replenish monitor dest buf
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* @pdev: DP pdev object
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*
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* Return: None
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*/
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void dp_mon_buf_delayed_replenish(struct dp_pdev *pdev);
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#ifndef REMOVE_MON_DBG_STATS
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/*
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* dp_rx_mon_update_dbg_ppdu_stats() - Update status ring TLV count
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* @ppdu_info: HAL RX PPDU info retrieved from status ring TLV
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* @rx_mon_stats: monitor mode status/destination ring PPDU and MPDU count
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*
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* Update status ring PPDU start and end count. Keep track TLV state on
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* PPDU start and end to find out if start and end is matching. Keep
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* track missing PPDU start and end count. Keep track matching PPDU
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* start and end count.
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*
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* Return: None
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*/
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static inline void
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dp_rx_mon_update_dbg_ppdu_stats(struct hal_rx_ppdu_info *ppdu_info,
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struct cdp_pdev_mon_stats *rx_mon_stats)
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{
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if (ppdu_info->rx_state ==
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HAL_RX_MON_PPDU_START) {
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rx_mon_stats->status_ppdu_start++;
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if (rx_mon_stats->status_ppdu_state
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!= CDP_MON_PPDU_END)
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rx_mon_stats->status_ppdu_end_mis++;
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rx_mon_stats->status_ppdu_state
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= CDP_MON_PPDU_START;
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} else if (ppdu_info->rx_state ==
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HAL_RX_MON_PPDU_END) {
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rx_mon_stats->status_ppdu_end++;
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if (rx_mon_stats->status_ppdu_state
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!= CDP_MON_PPDU_START)
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rx_mon_stats->status_ppdu_start_mis++;
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else
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rx_mon_stats->status_ppdu_compl++;
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rx_mon_stats->status_ppdu_state
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= CDP_MON_PPDU_END;
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}
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}
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/*
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* dp_rx_mon_init_dbg_ppdu_stats() - initialization for monitor mode stats
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* @ppdu_info: HAL RX PPDU info retrieved from status ring TLV
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* @rx_mon_stats: monitor mode status/destination ring PPDU and MPDU count
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*
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* Return: None
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*/
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static inline void
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dp_rx_mon_init_dbg_ppdu_stats(struct hal_rx_ppdu_info *ppdu_info,
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struct cdp_pdev_mon_stats *rx_mon_stats)
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{
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ppdu_info->rx_state = HAL_RX_MON_PPDU_END;
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rx_mon_stats->status_ppdu_state
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= CDP_MON_PPDU_END;
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}
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#else
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static inline void
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dp_rx_mon_update_dbg_ppdu_stats(struct hal_rx_ppdu_info *ppdu_info,
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struct cdp_pdev_mon_stats *rx_mon_stats)
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{
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}
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static inline void
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dp_rx_mon_init_dbg_ppdu_stats(struct hal_rx_ppdu_info *ppdu_info,
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struct cdp_pdev_mon_stats *rx_mon_stats)
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{
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}
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#endif
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#endif
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