mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-03 00:54:09 +08:00
drivers/block/floppy.c: remove [U]CLEARF, [U]SETF, and [U]TESTF macros
Use clear_bit, set_bit, and test_bit functions directly Signed-off-by: Joe Perches <joe@perches.com> Cc: Stephen Hemminger <shemminger@vyatta.com> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: Marcin Slusarz <marcin.slusarz@gmail.com> Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches
Linus Torvalds
parent
87f530d8f1
commit
e029853612
@ -305,17 +305,11 @@ static int initialising = 1;
|
||||
#define DRS (&drive_state[current_drive])
|
||||
#define DRWE (&write_errors[current_drive])
|
||||
#define FDCS (&fdc_state[fdc])
|
||||
#define CLEARF(x) clear_bit(x##_BIT, &DRS->flags)
|
||||
#define SETF(x) set_bit(x##_BIT, &DRS->flags)
|
||||
#define TESTF(x) test_bit(x##_BIT, &DRS->flags)
|
||||
|
||||
#define UDP (&drive_params[drive])
|
||||
#define UDRS (&drive_state[drive])
|
||||
#define UDRWE (&write_errors[drive])
|
||||
#define UFDCS (&fdc_state[FDC(drive)])
|
||||
#define UCLEARF(x) clear_bit(x##_BIT, &UDRS->flags)
|
||||
#define USETF(x) set_bit(x##_BIT, &UDRS->flags)
|
||||
#define UTESTF(x) test_bit(x##_BIT, &UDRS->flags)
|
||||
|
||||
#define DPRINT(format, args...) \
|
||||
pr_info(DEVICE_NAME "%d: " format, current_drive, ##args)
|
||||
@ -764,13 +758,13 @@ static int disk_change(int drive)
|
||||
debug_dcl(UDP->flags, "flags=%lx\n", UDRS->flags);
|
||||
|
||||
if (UDP->flags & FD_BROKEN_DCL)
|
||||
return UTESTF(FD_DISK_CHANGED);
|
||||
return test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
|
||||
if ((fd_inb(FD_DIR) ^ UDP->flags) & 0x80) {
|
||||
USETF(FD_VERIFY); /* verify write protection */
|
||||
if (UDRS->maxblock) {
|
||||
/* mark it changed */
|
||||
USETF(FD_DISK_CHANGED);
|
||||
}
|
||||
set_bit(FD_VERIFY_BIT, &UDRS->flags);
|
||||
/* verify write protection */
|
||||
|
||||
if (UDRS->maxblock) /* mark it changed */
|
||||
set_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
|
||||
|
||||
/* invalidate its geometry */
|
||||
if (UDRS->keep_data >= 0) {
|
||||
@ -785,7 +779,7 @@ static int disk_change(int drive)
|
||||
return 1;
|
||||
} else {
|
||||
UDRS->last_checked = jiffies;
|
||||
UCLEARF(FD_DISK_NEWCHANGE);
|
||||
clear_bit(FD_DISK_NEWCHANGE_BIT, &UDRS->flags);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
@ -1477,11 +1471,11 @@ static int interpret_errors(void)
|
||||
bad = 1;
|
||||
if (ST1 & ST1_WP) {
|
||||
DPRINT("Drive is write protected\n");
|
||||
CLEARF(FD_DISK_WRITABLE);
|
||||
clear_bit(FD_DISK_WRITABLE_BIT, &DRS->flags);
|
||||
cont->done(0);
|
||||
bad = 2;
|
||||
} else if (ST1 & ST1_ND) {
|
||||
SETF(FD_NEED_TWADDLE);
|
||||
set_bit(FD_NEED_TWADDLE_BIT, &DRS->flags);
|
||||
} else if (ST1 & ST1_OR) {
|
||||
if (DP->flags & FTD_MSG)
|
||||
DPRINT("Over/Underrun - retrying\n");
|
||||
@ -1587,7 +1581,8 @@ static void seek_interrupt(void)
|
||||
debug_dcl(DP->flags,
|
||||
"clearing NEWCHANGE flag because of effective seek\n");
|
||||
debug_dcl(DP->flags, "jiffies=%lu\n", jiffies);
|
||||
CLEARF(FD_DISK_NEWCHANGE); /* effective seek */
|
||||
clear_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags);
|
||||
/* effective seek */
|
||||
DRS->select_date = jiffies;
|
||||
}
|
||||
DRS->track = ST1;
|
||||
@ -1596,23 +1591,23 @@ static void seek_interrupt(void)
|
||||
|
||||
static void check_wp(void)
|
||||
{
|
||||
if (TESTF(FD_VERIFY)) {
|
||||
/* check write protection */
|
||||
if (test_bit(FD_VERIFY_BIT, &DRS->flags)) {
|
||||
/* check write protection */
|
||||
output_byte(FD_GETSTATUS);
|
||||
output_byte(UNIT(current_drive));
|
||||
if (result() != 1) {
|
||||
FDCS->reset = 1;
|
||||
return;
|
||||
}
|
||||
CLEARF(FD_VERIFY);
|
||||
CLEARF(FD_NEED_TWADDLE);
|
||||
clear_bit(FD_VERIFY_BIT, &DRS->flags);
|
||||
clear_bit(FD_NEED_TWADDLE_BIT, &DRS->flags);
|
||||
debug_dcl(DP->flags,
|
||||
"checking whether disk is write protected\n");
|
||||
debug_dcl(DP->flags, "wp=%x\n", ST3 & 0x40);
|
||||
if (!(ST3 & 0x40))
|
||||
SETF(FD_DISK_WRITABLE);
|
||||
set_bit(FD_DISK_WRITABLE_BIT, &DRS->flags);
|
||||
else
|
||||
CLEARF(FD_DISK_WRITABLE);
|
||||
clear_bit(FD_DISK_WRITABLE_BIT, &DRS->flags);
|
||||
}
|
||||
}
|
||||
|
||||
@ -1624,13 +1619,13 @@ static void seek_floppy(void)
|
||||
|
||||
debug_dcl(DP->flags, "calling disk change from seek\n");
|
||||
|
||||
if (!TESTF(FD_DISK_NEWCHANGE) &&
|
||||
if (!test_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags) &&
|
||||
disk_change(current_drive) && (raw_cmd->flags & FD_RAW_NEED_DISK)) {
|
||||
/* the media changed flag should be cleared after the seek.
|
||||
* If it isn't, this means that there is really no disk in
|
||||
* the drive.
|
||||
*/
|
||||
SETF(FD_DISK_CHANGED);
|
||||
set_bit(FD_DISK_CHANGED_BIT, &DRS->flags);
|
||||
cont->done(0);
|
||||
cont->redo();
|
||||
return;
|
||||
@ -1638,7 +1633,7 @@ static void seek_floppy(void)
|
||||
if (DRS->track <= NEED_1_RECAL) {
|
||||
recalibrate_floppy();
|
||||
return;
|
||||
} else if (TESTF(FD_DISK_NEWCHANGE) &&
|
||||
} else if (test_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags) &&
|
||||
(raw_cmd->flags & FD_RAW_NEED_DISK) &&
|
||||
(DRS->track <= NO_TRACK || DRS->track == raw_cmd->track)) {
|
||||
/* we seek to clear the media-changed condition. Does anybody
|
||||
@ -1701,7 +1696,7 @@ static void recal_interrupt(void)
|
||||
debug_dcl(DP->flags,
|
||||
"clearing NEWCHANGE flag because of second recalibrate\n");
|
||||
|
||||
CLEARF(FD_DISK_NEWCHANGE);
|
||||
clear_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags);
|
||||
DRS->select_date = jiffies;
|
||||
/* fall through */
|
||||
default:
|
||||
@ -1991,7 +1986,7 @@ static void floppy_start(void)
|
||||
|
||||
scandrives();
|
||||
debug_dcl(DP->flags, "setting NEWCHANGE in floppy_start\n");
|
||||
SETF(FD_DISK_NEWCHANGE);
|
||||
set_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags);
|
||||
floppy_ready();
|
||||
}
|
||||
|
||||
@ -2647,7 +2642,8 @@ static int make_raw_rw_request(void)
|
||||
HEAD = fsector_t / _floppy->sect;
|
||||
|
||||
if (((_floppy->stretch & (FD_SWAPSIDES | FD_SECTBASEMASK)) ||
|
||||
TESTF(FD_NEED_TWADDLE)) && fsector_t < _floppy->sect)
|
||||
test_bit(FD_NEED_TWADDLE_BIT, &DRS->flags)) &&
|
||||
fsector_t < _floppy->sect)
|
||||
max_sector = _floppy->sect;
|
||||
|
||||
/* 2M disks have phantom sectors on the first track */
|
||||
@ -2919,7 +2915,7 @@ static void redo_fd_request(void)
|
||||
return;
|
||||
disk_change(current_drive);
|
||||
if (test_bit(current_drive, &fake_change) ||
|
||||
TESTF(FD_DISK_CHANGED)) {
|
||||
test_bit(FD_DISK_CHANGED_BIT, &DRS->flags)) {
|
||||
DPRINT("disk absent or changed during operation\n");
|
||||
REPEAT;
|
||||
}
|
||||
@ -2944,7 +2940,7 @@ static void redo_fd_request(void)
|
||||
continue;
|
||||
}
|
||||
|
||||
if (TESTF(FD_NEED_TWADDLE))
|
||||
if (test_bit(FD_NEED_TWADDLE_BIT, &DRS->flags))
|
||||
twaddle();
|
||||
schedule_bh(floppy_start);
|
||||
debugt("queue fd request");
|
||||
@ -3010,7 +3006,7 @@ static int poll_drive(int interruptible, int flag)
|
||||
raw_cmd->cmd_count = 0;
|
||||
cont = &poll_cont;
|
||||
debug_dcl(DP->flags, "setting NEWCHANGE in poll_drive\n");
|
||||
SETF(FD_DISK_NEWCHANGE);
|
||||
set_bit(FD_DISK_NEWCHANGE_BIT, &DRS->flags);
|
||||
WAIT(floppy_ready);
|
||||
return ret;
|
||||
}
|
||||
@ -3502,8 +3498,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
|
||||
* non-Sparc architectures */
|
||||
ret = fd_eject(UNIT(drive));
|
||||
|
||||
USETF(FD_DISK_CHANGED);
|
||||
USETF(FD_VERIFY);
|
||||
set_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
|
||||
set_bit(FD_VERIFY_BIT, &UDRS->flags);
|
||||
process_fd_request();
|
||||
return ret;
|
||||
case FDCLRPRM:
|
||||
@ -3700,8 +3696,8 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
|
||||
goto out2;
|
||||
|
||||
if (!UDRS->fd_ref && (UDP->flags & FD_BROKEN_DCL)) {
|
||||
USETF(FD_DISK_CHANGED);
|
||||
USETF(FD_VERIFY);
|
||||
set_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
|
||||
set_bit(FD_VERIFY_BIT, &UDRS->flags);
|
||||
}
|
||||
|
||||
if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (mode & FMODE_EXCL)))
|
||||
@ -3761,11 +3757,12 @@ static int floppy_open(struct block_device *bdev, fmode_t mode)
|
||||
if (mode & (FMODE_READ|FMODE_WRITE)) {
|
||||
UDRS->last_checked = 0;
|
||||
check_disk_change(bdev);
|
||||
if (UTESTF(FD_DISK_CHANGED))
|
||||
if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags))
|
||||
goto out;
|
||||
}
|
||||
res = -EROFS;
|
||||
if ((mode & FMODE_WRITE) && !(UTESTF(FD_DISK_WRITABLE)))
|
||||
if ((mode & FMODE_WRITE) &&
|
||||
!test_bit(FD_DISK_WRITABLE_BIT, &UDRS->flags))
|
||||
goto out;
|
||||
}
|
||||
mutex_unlock(&open_lock);
|
||||
@ -3789,7 +3786,8 @@ static int check_floppy_change(struct gendisk *disk)
|
||||
{
|
||||
int drive = (long)disk->private_data;
|
||||
|
||||
if (UTESTF(FD_DISK_CHANGED) || UTESTF(FD_VERIFY))
|
||||
if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
|
||||
test_bit(FD_VERIFY_BIT, &UDRS->flags))
|
||||
return 1;
|
||||
|
||||
if (time_after(jiffies, UDRS->last_checked + UDP->checkfreq)) {
|
||||
@ -3798,8 +3796,8 @@ static int check_floppy_change(struct gendisk *disk)
|
||||
process_fd_request();
|
||||
}
|
||||
|
||||
if (UTESTF(FD_DISK_CHANGED) ||
|
||||
UTESTF(FD_VERIFY) ||
|
||||
if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
|
||||
test_bit(FD_VERIFY_BIT, &UDRS->flags) ||
|
||||
test_bit(drive, &fake_change) ||
|
||||
(!ITYPE(UDRS->fd_device) && !current_type[drive]))
|
||||
return 1;
|
||||
@ -3870,14 +3868,16 @@ static int floppy_revalidate(struct gendisk *disk)
|
||||
int cf;
|
||||
int res = 0;
|
||||
|
||||
if (UTESTF(FD_DISK_CHANGED) ||
|
||||
UTESTF(FD_VERIFY) || test_bit(drive, &fake_change) || NO_GEOM) {
|
||||
if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
|
||||
test_bit(FD_VERIFY_BIT, &UDRS->flags) ||
|
||||
test_bit(drive, &fake_change) || NO_GEOM) {
|
||||
if (usage_count == 0) {
|
||||
pr_info("VFS: revalidate called on non-open device.\n");
|
||||
return -EFAULT;
|
||||
}
|
||||
lock_fdc(drive, 0);
|
||||
cf = UTESTF(FD_DISK_CHANGED) || UTESTF(FD_VERIFY);
|
||||
cf = (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
|
||||
test_bit(FD_VERIFY_BIT, &UDRS->flags));
|
||||
if (!(cf || test_bit(drive, &fake_change) || NO_GEOM)) {
|
||||
process_fd_request(); /*already done by another thread */
|
||||
return 0;
|
||||
@ -3887,7 +3887,7 @@ static int floppy_revalidate(struct gendisk *disk)
|
||||
if (buffer_drive == drive)
|
||||
buffer_track = -1;
|
||||
clear_bit(drive, &fake_change);
|
||||
UCLEARF(FD_DISK_CHANGED);
|
||||
clear_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
|
||||
if (cf)
|
||||
UDRS->generation++;
|
||||
if (NO_GEOM) {
|
||||
@ -4277,9 +4277,9 @@ static int __init floppy_init(void)
|
||||
for (drive = 0; drive < N_DRIVE; drive++) {
|
||||
memset(UDRS, 0, sizeof(*UDRS));
|
||||
memset(UDRWE, 0, sizeof(*UDRWE));
|
||||
USETF(FD_DISK_NEWCHANGE);
|
||||
USETF(FD_DISK_CHANGED);
|
||||
USETF(FD_VERIFY);
|
||||
set_bit(FD_DISK_NEWCHANGE_BIT, &UDRS->flags);
|
||||
set_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
|
||||
set_bit(FD_VERIFY_BIT, &UDRS->flags);
|
||||
UDRS->fd_device = -1;
|
||||
floppy_track_buffer = NULL;
|
||||
max_buffer_sectors = 0;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user