20dddcb585
Add the handlers to process the near-full irqs for the rx, tx_completion, wbm_error and reo_status rings. Change-Id: Ia5a2abb6d66a96e8dcb5c651d24769382db0d666 CRs-Fixed: 2965081
133 行
3.9 KiB
C
133 行
3.9 KiB
C
/*
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* Copyright (c) 2016-2021 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_BE_RX_H_
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#define _DP_BE_RX_H_
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#include <dp_types.h>
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#include "dp_be.h"
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uint32_t dp_rx_process_be(struct dp_intr *int_ctx,
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hal_ring_handle_t hal_ring_hdl, uint8_t reo_ring_num,
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uint32_t quota);
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/**
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* dp_rx_desc_pool_init_be() - Initialize Rx Descriptor pool(s)
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* @soc: Handle to DP Soc structure
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* @rx_desc_pool: Rx descriptor pool handler
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* @pool_id: Rx descriptor pool ID
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*
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* Return: QDF_STATUS_SUCCESS - succeeded, others - failed
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*/
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QDF_STATUS dp_rx_desc_pool_init_be(struct dp_soc *soc,
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struct rx_desc_pool *rx_desc_pool,
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uint32_t pool_id);
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/**
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* dp_rx_desc_pool_deinit_be() - De-initialize Rx Descriptor pool(s)
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* @soc: Handle to DP Soc structure
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* @rx_desc_pool: Rx descriptor pool handler
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* @pool_id: Rx descriptor pool ID
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*
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* Return: None
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*/
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void dp_rx_desc_pool_deinit_be(struct dp_soc *soc,
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struct rx_desc_pool *rx_desc_pool,
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uint32_t pool_id);
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/**
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* dp_wbm_get_rx_desc_from_hal_desc_be() - Get corresponding Rx Desc
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* address from WBM ring Desc
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* @soc: Handle to DP Soc structure
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* @ring_desc: ring descriptor structure pointer
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* @r_rx_desc: pointer to a pointer of Rx Desc
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*
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* Return: QDF_STATUS_SUCCESS - succeeded, others - failed
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*/
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QDF_STATUS dp_wbm_get_rx_desc_from_hal_desc_be(struct dp_soc *soc,
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void *ring_desc,
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struct dp_rx_desc **r_rx_desc);
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/**
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* dp_rx_desc_cookie_2_va_be() - Convert RX Desc cookie ID to VA
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* @soc:Handle to DP Soc structure
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* @cookie: cookie used to lookup virtual address
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*
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* Return: Rx descriptor virtual address
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*/
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struct dp_rx_desc *dp_rx_desc_cookie_2_va_be(struct dp_soc *soc,
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uint32_t cookie);
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#if !defined(DP_FEATURE_HW_COOKIE_CONVERSION) || \
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defined(DP_HW_COOKIE_CONVERT_EXCEPTION)
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/**
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* dp_rx_desc_sw_cc_check() - check if RX desc VA is got correctly,
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if not, do SW cookie conversion.
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* @soc:Handle to DP Soc structure
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* @rx_buf_cookie: RX desc cookie ID
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* @r_rx_desc: double pointer for RX desc
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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_desc_sw_cc_check(struct dp_soc *soc,
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uint32_t rx_buf_cookie,
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struct dp_rx_desc **r_rx_desc)
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{
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if (qdf_unlikely(!(*r_rx_desc))) {
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*r_rx_desc = (struct dp_rx_desc *)
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dp_cc_desc_find(soc,
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rx_buf_cookie,
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true);
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}
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}
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#else
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static inline void
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dp_rx_desc_sw_cc_check(struct dp_soc *soc,
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uint32_t rx_buf_cookie,
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struct dp_rx_desc **r_rx_desc)
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{
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}
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#endif /* DP_FEATURE_HW_COOKIE_CONVERSION && DP_HW_COOKIE_CONVERT_EXCEPTION */
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#ifdef WLAN_FEATURE_NEAR_FULL_IRQ
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/**
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* dp_rx_nf_process() - Near Full state handler for RX rings.
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* @int_ctx: interrupt context
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* @hal_ring_hdl: Rx ring handle
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* @reo_ring_num: RX ring number
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* @quota: Quota of work to be done
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*
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* Return: work done in the handler
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*/
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uint32_t dp_rx_nf_process(struct dp_intr *int_ctx,
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hal_ring_handle_t hal_ring_hdl,
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uint8_t reo_ring_num,
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uint32_t quota);
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#else
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static inline
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uint32_t dp_rx_nf_process(struct dp_intr *int_ctx,
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hal_ring_handle_t hal_ring_hdl,
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uint8_t reo_ring_num,
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uint32_t quota)
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{
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return 0;
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}
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#endif /*WLAN_FEATURE_NEAR_FULL_IRQ */
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#endif
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