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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
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2 | #include <linux/kernel.h> |
3 | #include <linux/ide.h> | |
4 | #include <linux/hdreg.h> | |
2a48fc0a | 5 | #include <linux/mutex.h> |
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6 | |
7 | #include "ide-disk.h" | |
8 | ||
2a48fc0a | 9 | static DEFINE_MUTEX(ide_disk_ioctl_mutex); |
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10 | static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = { |
11 | { HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address }, | |
12 | { HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount }, | |
13 | { HDIO_GET_NOWERR, HDIO_SET_NOWERR, &ide_devset_nowerr }, | |
14 | { HDIO_GET_WCACHE, HDIO_SET_WCACHE, &ide_devset_wcache }, | |
15 | { HDIO_GET_ACOUSTIC, HDIO_SET_ACOUSTIC, &ide_devset_acoustic }, | |
16 | { 0 } | |
17 | }; | |
18 | ||
badf8082 | 19 | int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode, |
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20 | unsigned int cmd, unsigned long arg) |
21 | { | |
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22 | int err; |
23 | ||
2a48fc0a | 24 | mutex_lock(&ide_disk_ioctl_mutex); |
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25 | err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings); |
26 | if (err != -EOPNOTSUPP) | |
8a6cfeb6 | 27 | goto out; |
f8790489 | 28 | |
8a6cfeb6 AB |
29 | err = generic_ide_ioctl(drive, bdev, cmd, arg); |
30 | out: | |
2a48fc0a | 31 | mutex_unlock(&ide_disk_ioctl_mutex); |
8a6cfeb6 | 32 | return err; |
f8790489 | 33 | } |