diff options
author | Eddie James <eajames@linux.ibm.com> | 2023-06-12 22:56:44 +0300 |
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committer | Joel Stanley <joel@jms.id.au> | 2023-08-09 09:11:59 +0300 |
commit | d5d8dfb01e1041836cef4d2d69b1c1c991c850fb (patch) | |
tree | 8c666d6f499e6cd2affc9a39db61427cab1ccef8 /drivers/fsi/fsi-slave.h | |
parent | 23ad7ec1ed79b270a63004f43a301591647f65e8 (diff) | |
download | linux-d5d8dfb01e1041836cef4d2d69b1c1c991c850fb.tar.xz |
fsi: Move fsi_slave structure definition to header
Some FSI drivers may have need of the slave definition, so
move it to a header file. Also use one macro for obtaining a
pointer to the fsi_master structure.
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20230612195657.245125-2-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'drivers/fsi/fsi-slave.h')
-rw-r--r-- | drivers/fsi/fsi-slave.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/fsi/fsi-slave.h b/drivers/fsi/fsi-slave.h new file mode 100644 index 000000000000..1d63a585829d --- /dev/null +++ b/drivers/fsi/fsi-slave.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright (C) IBM Corporation 2023 */ + +#ifndef DRIVERS_FSI_SLAVE_H +#define DRIVERS_FSI_SLAVE_H + +#include <linux/cdev.h> +#include <linux/device.h> + +struct fsi_master; + +struct fsi_slave { + struct device dev; + struct fsi_master *master; + struct cdev cdev; + int cdev_idx; + int id; /* FSI address */ + int link; /* FSI link# */ + u32 cfam_id; + int chip_id; + uint32_t size; /* size of slave address space */ + u8 t_send_delay; + u8 t_echo_delay; +}; + +#define to_fsi_slave(d) container_of(d, struct fsi_slave, dev) + +#endif /* DRIVERS_FSI_SLAVE_H */ |