d74f72b86d
update missed file header to SPDX. Change-Id: I694c45965473d00d5a577df1cd2074becbc51372 Signed-off-by: Meng Wang <mengw@codeaurora.org>
37 lines
849 B
C
37 lines
849 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef __WCD_SPI_AC_H__
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#define __WCD_SPI_AC_H__
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#include <linux/types.h>
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#include <linux/bitops.h>
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enum wcd_spi_acc_req {
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WCD_SPI_ACCESS_REQUEST,
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WCD_SPI_ACCESS_RELEASE,
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WCD_SPI_ACCESS_MAX,
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};
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#define WCD_SPI_AC_DATA_TRANSFER BIT(0)
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#define WCD_SPI_AC_CONCURRENCY BIT(1)
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#define WCD_SPI_AC_REMOTE_DOWN BIT(2)
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#define WCD_SPI_AC_SVC_OFFLINE BIT(3)
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#define WCD_SPI_AC_UNINITIALIZED BIT(4)
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#if IS_ENABLED(CONFIG_WCD_SPI_AC)
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int wcd_spi_access_ctl(struct device *dev,
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enum wcd_spi_acc_req req,
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u32 reason);
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#else
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int wcd_spi_access_ctl(struct device *dev,
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enum wcd_spi_acc_req req,
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u32 reason)
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{
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return 0;
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}
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#endif /* end of CONFIG_WCD_SPI_AC */
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#endif /* end of __WCD_SPI_AC_H__ */
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