5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com
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*/
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#ifndef K3_PSIL_H_
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#define K3_PSIL_H_
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#include <linux/types.h>
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#define K3_PSIL_DST_THREAD_ID_OFFSET 0x8000
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struct device;
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/**
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* enum udma_tp_level - Channel Throughput Levels
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* @UDMA_TP_NORMAL: Normal channel
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* @UDMA_TP_HIGH: High Throughput channel
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* @UDMA_TP_ULTRAHIGH: Ultra High Throughput channel
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*/
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enum udma_tp_level {
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UDMA_TP_NORMAL = 0,
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UDMA_TP_HIGH,
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UDMA_TP_ULTRAHIGH,
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UDMA_TP_LAST,
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};
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/**
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* enum psil_endpoint_type - PSI-L Endpoint type
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* @PSIL_EP_NATIVE: Normal channel
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* @PSIL_EP_PDMA_XY: XY mode PDMA
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* @PSIL_EP_PDMA_MCAN: MCAN mode PDMA
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* @PSIL_EP_PDMA_AASRC: AASRC mode PDMA
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*/
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enum psil_endpoint_type {
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PSIL_EP_NATIVE = 0,
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PSIL_EP_PDMA_XY,
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PSIL_EP_PDMA_MCAN,
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PSIL_EP_PDMA_AASRC,
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};
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/**
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* struct psil_endpoint_config - PSI-L Endpoint configuration
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* @ep_type: PSI-L endpoint type
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* @pkt_mode: If set, the channel must be in Packet mode, otherwise in
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* TR mode
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* @notdpkt: TDCM must be suppressed on the TX channel
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* @needs_epib: Endpoint needs EPIB
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* @psd_size: If set, PSdata is used by the endpoint
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* @channel_tpl: Desired throughput level for the channel
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* @pdma_acc32: ACC32 must be enabled on the PDMA side
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* @pdma_burst: BURST must be enabled on the PDMA side
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*/
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struct psil_endpoint_config {
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enum psil_endpoint_type ep_type;
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unsigned pkt_mode:1;
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unsigned notdpkt:1;
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unsigned needs_epib:1;
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u32 psd_size;
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enum udma_tp_level channel_tpl;
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/* PDMA properties, valid for PSIL_EP_PDMA_* */
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unsigned pdma_acc32:1;
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unsigned pdma_burst:1;
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};
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int psil_set_new_ep_config(struct device *dev, const char *name,
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struct psil_endpoint_config *ep_config);
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#endif /* K3_PSIL_H_ */
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