tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mg_disk: seperate mg_disk.h again
eec9462088a26c046d4db3100796a340a50890b8 fold mg_disk.h into mg_disk.c,
but mg_disk platform driver needs private data for operation. This also
make mg_disk.c as machine independent. Seperate only needed structure and
defines to mg_disk.h
Signed-off-by: unsik Kim <donari75@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
authored by
unsik Kim
and committed by
Jens Axboe
5ced504b
e475bba2
+46
-27
+1
-27
drivers/block/mg_disk.c
+1
-27
drivers/block/mg_disk.c
···
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#include <linux/delay.h>
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#include <linux/platform_device.h>
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#include <linux/gpio.h>
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#include <linux/mg_disk.h>
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#define MG_RES_SEC (CONFIG_MG_DISK_RES << 1)
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/* name for block device */
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#define MG_DISK_NAME "mgd"
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/* name for platform device */
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#define MG_DEV_NAME "mg_disk"
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#define MG_DISK_MAJ 0
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#define MG_DISK_MAX_PART 16
···
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#define MG_TMAX_SWRST_TO_RDY 500
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#define MG_TMAX_RSTOUT 3000
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/* device attribution */
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/* use mflash as boot device */
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#define MG_BOOT_DEV (1 << 0)
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/* use mflash as storage device */
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#define MG_STORAGE_DEV (1 << 1)
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/* same as MG_STORAGE_DEV, but bootloader already done reset sequence */
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#define MG_STORAGE_DEV_SKIP_RST (1 << 2)
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#define MG_DEV_MASK (MG_BOOT_DEV | MG_STORAGE_DEV | MG_STORAGE_DEV_SKIP_RST)
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/* names of GPIO resource */
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#define MG_RST_PIN "mg_rst"
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/* except MG_BOOT_DEV, reset-out pin should be assigned */
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#define MG_RSTOUT_PIN "mg_rstout"
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/* private driver data */
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struct mg_drv_data {
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/* disk resource */
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u32 use_polling;
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/* device attribution */
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u32 dev_attr;
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/* internally used */
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struct mg_host *host;
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};
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/* main structure for mflash driver */
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struct mg_host {
+45
include/linux/mg_disk.h
+45
include/linux/mg_disk.h
···
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/*
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* include/linux/mg_disk.c
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*
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* Private data for mflash platform driver
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*
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* (c) 2008 mGine Co.,LTD
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* (c) 2008 unsik Kim <donari75@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __MG_DISK_H__
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#define __MG_DISK_H__
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/* name for platform device */
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#define MG_DEV_NAME "mg_disk"
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/* names of GPIO resource */
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#define MG_RST_PIN "mg_rst"
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/* except MG_BOOT_DEV, reset-out pin should be assigned */
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#define MG_RSTOUT_PIN "mg_rstout"
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/* device attribution */
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/* use mflash as boot device */
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#define MG_BOOT_DEV (1 << 0)
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/* use mflash as storage device */
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#define MG_STORAGE_DEV (1 << 1)
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/* same as MG_STORAGE_DEV, but bootloader already done reset sequence */
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#define MG_STORAGE_DEV_SKIP_RST (1 << 2)
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/* private driver data */
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struct mg_drv_data {
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/* disk resource */
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u32 use_polling;
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/* device attribution */
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u32 dev_attr;
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/* internally used */
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void *host;
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};
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#endif