1df1553343
REO remap register direct writes as part of SAP stop could result in a NOC error if the UMAC is in low power state. Fix is to use shadow register writes for REO remap and WBM HP registers. Change-Id: Ie515c3d28f4ccdd99a3757808f1ab6c5cf373e3d CRs-Fixed: 2813105
331 行
10 KiB
C
331 行
10 KiB
C
/*
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* Copyright (c) 2017-2020, 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 any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _DP_IPA_H_
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#define _DP_IPA_H_
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#define IPA_TCL_DATA_RING_IDX 2
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#ifdef IPA_OFFLOAD
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#define DP_IPA_MAX_IFACE 3
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#define IPA_REO_DEST_RING_IDX 3
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#define IPA_RX_REFILL_BUF_RING_IDX 2
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/* Adding delay before disabling ipa pipes if any Tx Completions are pending */
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#define TX_COMP_DRAIN_WAIT_MS 50
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#define TX_COMP_DRAIN_WAIT_TIMEOUT_MS 100
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/**
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* struct dp_ipa_uc_tx_hdr - full tx header registered to IPA hardware
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* @eth: ether II header
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*/
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struct dp_ipa_uc_tx_hdr {
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struct ethhdr eth;
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} __packed;
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/**
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* struct dp_ipa_uc_rx_hdr - full rx header registered to IPA hardware
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* @eth: ether II header
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*/
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struct dp_ipa_uc_rx_hdr {
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struct ethhdr eth;
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} __packed;
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#define DP_IPA_UC_WLAN_TX_HDR_LEN sizeof(struct dp_ipa_uc_tx_hdr)
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#define DP_IPA_UC_WLAN_RX_HDR_LEN sizeof(struct dp_ipa_uc_rx_hdr)
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#define DP_IPA_UC_WLAN_HDR_DES_MAC_OFFSET 0
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/**
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* dp_ipa_get_resource() - Client request resource information
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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*
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* IPA client will request IPA UC related resource information
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* Resource information will be distributed to IPA module
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* All of the required resources should be pre-allocated
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_get_resource(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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/**
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* dp_ipa_set_doorbell_paddr () - Set doorbell register physical address to SRNG
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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*
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* Set TX_COMP_DOORBELL register physical address to WBM Head_Ptr_MemAddr_LSB
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* Set RX_READ_DOORBELL register physical address to REO Head_Ptr_MemAddr_LSB
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*
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* Return: none
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*/
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QDF_STATUS dp_ipa_set_doorbell_paddr(struct cdp_soc_t *soc_hdl,
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uint8_t pdev_id);
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QDF_STATUS dp_ipa_uc_set_active(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
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bool uc_active, bool is_tx);
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/**
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* dp_ipa_op_response() - Handle OP command response from firmware
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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* @op_msg: op response message from firmware
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*
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* Return: none
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*/
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QDF_STATUS dp_ipa_op_response(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
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uint8_t *op_msg);
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/**
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* dp_ipa_register_op_cb() - Register OP handler function
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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* @op_cb: handler function pointer
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*
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* Return: none
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*/
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QDF_STATUS dp_ipa_register_op_cb(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
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ipa_uc_op_cb_type op_cb, void *usr_ctxt);
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/**
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* dp_ipa_register_op_cb() - Deregister OP handler function
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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*
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* Return: none
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*/
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void dp_ipa_deregister_op_cb(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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/**
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* dp_ipa_get_stat() - Get firmware wdi status
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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*
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* Return: none
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*/
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QDF_STATUS dp_ipa_get_stat(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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/**
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* dp_tx_send_ipa_data_frame() - send IPA data frame
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* @soc_hdl: datapath soc handle
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* @vdev_id: virtual device/interface id
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* @skb: skb
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*
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* Return: skb/ NULL is for success
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*/
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qdf_nbuf_t dp_tx_send_ipa_data_frame(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
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qdf_nbuf_t skb);
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/**
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* dp_ipa_enable_autonomy() – Enable autonomy RX path
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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*
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* Set all RX packet route to IPA REO ring
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* Program Destination_Ring_Ctrl_IX_0 REO register to point IPA REO ring
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* Return: none
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*/
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QDF_STATUS dp_ipa_enable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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/**
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* dp_ipa_disable_autonomy() – Disable autonomy RX path
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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*
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* Disable RX packet routing to IPA REO
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* Program Destination_Ring_Ctrl_IX_0 REO register to disable
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* Return: none
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*/
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QDF_STATUS dp_ipa_disable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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#ifdef CONFIG_IPA_WDI_UNIFIED_API
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/**
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* dp_ipa_setup() - Setup and connect IPA pipes
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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* @ipa_i2w_cb: IPA to WLAN callback
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* @ipa_w2i_cb: WLAN to IPA callback
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* @ipa_wdi_meter_notifier_cb: IPA WDI metering callback
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* @ipa_desc_size: IPA descriptor size
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* @ipa_priv: handle to the HTT instance
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* @is_rm_enabled: Is IPA RM enabled or not
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* @tx_pipe_handle: pointer to Tx pipe handle
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* @rx_pipe_handle: pointer to Rx pipe handle
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* @is_smmu_enabled: Is SMMU enabled or not
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* @sys_in: parameters to setup sys pipe in mcc mode
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
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void *ipa_i2w_cb, void *ipa_w2i_cb,
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void *ipa_wdi_meter_notifier_cb,
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uint32_t ipa_desc_size, void *ipa_priv,
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bool is_rm_enabled, uint32_t *tx_pipe_handle,
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uint32_t *rx_pipe_handle,
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bool is_smmu_enabled,
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qdf_ipa_sys_connect_params_t *sys_in, bool over_gsi);
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#else /* CONFIG_IPA_WDI_UNIFIED_API */
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/**
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* dp_ipa_setup() - Setup and connect IPA pipes
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* @soc_hdl - data path soc handle
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* @pdev_id - device instance id
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* @ipa_i2w_cb: IPA to WLAN callback
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* @ipa_w2i_cb: WLAN to IPA callback
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* @ipa_wdi_meter_notifier_cb: IPA WDI metering callback
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* @ipa_desc_size: IPA descriptor size
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* @ipa_priv: handle to the HTT instance
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* @is_rm_enabled: Is IPA RM enabled or not
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* @tx_pipe_handle: pointer to Tx pipe handle
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* @rx_pipe_handle: pointer to Rx pipe handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_setup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
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void *ipa_i2w_cb, void *ipa_w2i_cb,
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void *ipa_wdi_meter_notifier_cb,
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uint32_t ipa_desc_size, void *ipa_priv,
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bool is_rm_enabled, uint32_t *tx_pipe_handle,
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uint32_t *rx_pipe_handle);
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#endif /* CONFIG_IPA_WDI_UNIFIED_API */
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QDF_STATUS dp_ipa_cleanup(struct cdp_soc_t *soc_hdl, uint8_t pdev_id,
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uint32_t tx_pipe_handle,
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uint32_t rx_pipe_handle);
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QDF_STATUS dp_ipa_remove_header(char *name);
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int dp_ipa_add_header_info(char *ifname, uint8_t *mac_addr,
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uint8_t session_id, bool is_ipv6_enabled);
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int dp_ipa_register_interface(char *ifname, bool is_ipv6_enabled);
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QDF_STATUS dp_ipa_setup_iface(char *ifname, uint8_t *mac_addr,
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qdf_ipa_client_type_t prod_client,
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qdf_ipa_client_type_t cons_client,
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uint8_t session_id, bool is_ipv6_enabled);
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QDF_STATUS dp_ipa_cleanup_iface(char *ifname, bool is_ipv6_enabled);
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/**
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* dp_ipa_uc_enable_pipes() - Enable and resume traffic on Tx/Rx pipes
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* @soc_hdl - handle to the soc
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* @pdev_id - pdev id number, to get the handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_enable_pipes(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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/**
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* dp_ipa_disable_pipes() – Suspend traffic and disable Tx/Rx pipes
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* @soc_hdl - handle to the soc
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* @pdev_id - pdev id number, to get the handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_disable_pipes(struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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QDF_STATUS dp_ipa_set_perf_level(int client,
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uint32_t max_supported_bw_mbps);
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/**
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* dp_ipa_rx_intrabss_fwd() - Perform intra-bss fwd for IPA RX path
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*
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* @soc_hdl: data path soc handle
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* @vdev_id: virtual device/interface id
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* @nbuf: pointer to skb of ethernet packet received from IPA RX path
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* @fwd_success: pointer to indicate if skb succeeded in intra-bss TX
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*
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* This function performs intra-bss forwarding for WDI 3.0 IPA RX path.
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*
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* Return: true if packet is intra-bss fwd-ed and no need to pass to
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* network stack. false if packet needs to be passed to network stack.
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*/
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bool dp_ipa_rx_intrabss_fwd(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
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qdf_nbuf_t nbuf, bool *fwd_success);
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int dp_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev);
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int dp_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev);
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int dp_ipa_ring_resource_setup(struct dp_soc *soc,
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struct dp_pdev *pdev);
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QDF_STATUS dp_ipa_handle_rx_buf_smmu_mapping(struct dp_soc *soc,
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qdf_nbuf_t nbuf,
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uint32_t size,
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bool create);
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bool dp_reo_remap_config(struct dp_soc *soc, uint32_t *remap1,
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uint32_t *remap2);
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bool dp_ipa_is_mdm_platform(void);
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qdf_nbuf_t dp_ipa_handle_rx_reo_reinject(struct dp_soc *soc, qdf_nbuf_t nbuf);
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/**
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* dp_ipa_tx_buf_smmu_mapping() - Create SMMU mappings for IPA
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* allocated TX buffers
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* @soc_hdl: handle to the soc
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* @pdev_id: pdev id number, to get the handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_tx_buf_smmu_mapping(
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struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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/**
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* dp_ipa_tx_buf_smmu_unmapping() - Release SMMU mappings for IPA
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* allocated TX buffers
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* @soc_hdl: handle to the soc
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* @pdev_id: pdev id number, to get the handle
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*
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* Return: QDF_STATUS
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*/
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QDF_STATUS dp_ipa_tx_buf_smmu_unmapping(
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struct cdp_soc_t *soc_hdl, uint8_t pdev_id);
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#else
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static inline int dp_ipa_uc_detach(struct dp_soc *soc, struct dp_pdev *pdev)
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{
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return QDF_STATUS_SUCCESS;
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}
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static inline int dp_ipa_uc_attach(struct dp_soc *soc, struct dp_pdev *pdev)
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{
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return QDF_STATUS_SUCCESS;
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}
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static inline int dp_ipa_ring_resource_setup(struct dp_soc *soc,
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struct dp_pdev *pdev)
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{
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return 0;
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}
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static inline QDF_STATUS dp_ipa_handle_rx_buf_smmu_mapping(struct dp_soc *soc,
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qdf_nbuf_t nbuf,
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uint32_t size,
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bool create)
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{
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return QDF_STATUS_SUCCESS;
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}
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static inline qdf_nbuf_t dp_ipa_handle_rx_reo_reinject(struct dp_soc *soc,
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qdf_nbuf_t nbuf)
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{
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return nbuf;
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}
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static inline QDF_STATUS dp_ipa_tx_buf_smmu_mapping(struct cdp_soc_t *soc_hdl,
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uint8_t pdev_id)
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{
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return QDF_STATUS_SUCCESS;
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}
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static inline QDF_STATUS dp_ipa_tx_buf_smmu_unmapping(struct cdp_soc_t *soc_hdl,
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uint8_t pdev_id)
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{
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return QDF_STATUS_SUCCESS;
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}
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#endif
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#endif /* _DP_IPA_H_ */
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