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- /* SPDX-License-Identifier: GPL-2.0-or-later */
- /*
- * Freescale SPI controller driver cpm functions.
- *
- * Maintainer: Kumar Gala
- *
- * Copyright (C) 2006 Polycom, Inc.
- * Copyright 2010 Freescale Semiconductor, Inc.
- *
- * CPM SPI and QE buffer descriptors mode support:
- * Copyright (c) 2009 MontaVista Software, Inc.
- * Author: Anton Vorontsov <[email protected]>
- */
- #ifndef __SPI_FSL_CPM_H__
- #define __SPI_FSL_CPM_H__
- #include "spi-fsl-lib.h"
- #ifdef CONFIG_FSL_SOC
- extern void fsl_spi_cpm_reinit_txrx(struct mpc8xxx_spi *mspi);
- extern int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi,
- struct spi_transfer *t, bool is_dma_mapped);
- extern void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi);
- extern void fsl_spi_cpm_irq(struct mpc8xxx_spi *mspi, u32 events);
- extern int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi);
- extern void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi);
- #else
- static inline void fsl_spi_cpm_reinit_txrx(struct mpc8xxx_spi *mspi) { }
- static inline int fsl_spi_cpm_bufs(struct mpc8xxx_spi *mspi,
- struct spi_transfer *t,
- bool is_dma_mapped) { return 0; }
- static inline void fsl_spi_cpm_bufs_complete(struct mpc8xxx_spi *mspi) { }
- static inline void fsl_spi_cpm_irq(struct mpc8xxx_spi *mspi, u32 events) { }
- static inline int fsl_spi_cpm_init(struct mpc8xxx_spi *mspi) { return 0; }
- static inline void fsl_spi_cpm_free(struct mpc8xxx_spi *mspi) { }
- #endif
- #endif /* __SPI_FSL_CPM_H__ */
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