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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
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/*
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* Freescale SPI controller driver cpm functions.
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*
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* Maintainer: Kumar Gala
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*
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* Copyright (C) 2006 Polycom, Inc.
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* Copyright 2010 Freescale Semiconductor, Inc.
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*
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* CPM SPI and QE buffer descriptors mode support:
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* Copyright (c) 2009 MontaVista Software, Inc.
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* Author: Anton Vorontsov <avorontsov@ru.mvista.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef __SPI_FSL_CPM_H__
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#define __SPI_FSL_CPM_H__
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#include "spi-fsl-lib.h"
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#ifdef CONFIG_FSL_SOC
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extern void fsl_spi_cpm_reinit_txrx(struct mpc8xxx_spi *mspi);
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extern int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi,
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struct spi_transfer *t, bool is_dma_mapped);
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extern void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi);
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extern void fsl_spi_cpm_irq(struct mpc8xxx_spi *mspi, u32 events);
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extern int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi);
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extern void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi);
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#else
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static inline void fsl_spi_cpm_reinit_txrx(struct mpc8xxx_spi *mspi) { }
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static inline int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi,
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struct spi_transfer *t,
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bool is_dma_mapped) { return 0; }
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static inline void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi) { }
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static inline void fsl_spi_cpm_irq(struct mpc8xxx_spi *mspi, u32 events) { }
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static inline int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi) { return 0; }
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static inline void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi) { }
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#endif
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#endif /* __SPI_FSL_CPM_H__ */
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