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hw/block/fdc: Convert to realize

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Convert floppy_drive_init() to realize and rename it to
floppy_drive_realize().

Cc: John Snow <jsnow@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>

Signed-off-by: Mao Zhongyi <maozy.fnst@cn.fujitsu.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 87119b34f32e2acf7166165fb5d8e6fca787b3bc.1505737465.git.maozy.fnst@cn.fujitsu.com
Signed-off-by: John Snow <jsnow@redhat.com>
This commit is contained in:
Mao Zhongyi 2017-09-18 22:05:14 +08:00 committed by John Snow
parent 794939e81d
commit ae34fce5f9
2 changed files with 16 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
hw/block/fdc.c
View File

@ -517,7 +517,7 @@ static Property floppy_drive_properties[] = {
DEFINE_PROP_END_OF_LIST(),
};
static int floppy_drive_init(DeviceState *qdev)
static void floppy_drive_realize(DeviceState *qdev, Error **errp)
{
FloppyDrive *dev = FLOPPY_DRIVE(qdev);
FloppyBus *bus = FLOPPY_BUS(qdev->parent_bus);
@ -535,15 +535,15 @@ static int floppy_drive_init(DeviceState *qdev)
}
if (dev->unit >= MAX_FD) {
error_report("Can't create floppy unit %d, bus supports only %d units",
dev->unit, MAX_FD);
return -1;
error_setg(errp, "Can't create floppy unit %d, bus supports "
"only %d units", dev->unit, MAX_FD);
return;
}
drive = get_drv(bus->fdc, dev->unit);
if (drive->blk) {
error_report("Floppy unit %d is in use", dev->unit);
return -1;
error_setg(errp, "Floppy unit %d is in use", dev->unit);
return;
}
if (!dev->conf.blk) {
@ -557,8 +557,9 @@ static int floppy_drive_init(DeviceState *qdev)
if (dev->conf.logical_block_size != 512 ||
dev->conf.physical_block_size != 512)
{
error_report("Physical and logical block size must be 512 for floppy");
return -1;
error_setg(errp, "Physical and logical block size must "
"be 512 for floppy");
return;
}
/* rerror/werror aren't supported by fdc and therefore not even registered
@ -570,20 +571,20 @@ static int floppy_drive_init(DeviceState *qdev)
blkconf_apply_backend_options(&dev->conf, blk_is_read_only(dev->conf.blk),
false, &local_err);
if (local_err) {
error_report_err(local_err);
return -1;
error_propagate(errp, local_err);
return;
}
/* 'enospc' is the default for -drive, 'report' is what blk_new() gives us
* for empty drives. */
if (blk_get_on_error(dev->conf.blk, 0) != BLOCKDEV_ON_ERROR_ENOSPC &&
blk_get_on_error(dev->conf.blk, 0) != BLOCKDEV_ON_ERROR_REPORT) {
error_report("fdc doesn't support drive option werror");
return -1;
error_setg(errp, "fdc doesn't support drive option werror");
return;
}
if (blk_get_on_error(dev->conf.blk, 1) != BLOCKDEV_ON_ERROR_REPORT) {
error_report("fdc doesn't support drive option rerror");
return -1;
error_setg(errp, "fdc doesn't support drive option rerror");
return;
}
drive->conf = &dev->conf;
@ -599,14 +600,12 @@ static int floppy_drive_init(DeviceState *qdev)
dev->type = drive->drive;
fd_revalidate(drive);
return 0;
}
static void floppy_drive_class_init(ObjectClass *klass, void *data)
{
DeviceClass *k = DEVICE_CLASS(klass);
k->init = floppy_drive_init;
k->realize = floppy_drive_realize;
set_bit(DEVICE_CATEGORY_STORAGE, k->categories);
k->bus_type = TYPE_FLOPPY_BUS;
k->props = floppy_drive_properties;

8
tests/qemu-iotests/172.out
View File

@ -725,11 +725,9 @@ Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -device fl
Testing: -fda TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -device floppy,drive=none0,unit=0
QEMU_PROG: -device floppy,drive=none0,unit=0: Floppy unit 0 is in use
QEMU_PROG: -device floppy,drive=none0,unit=0: Device initialization failed.
Testing: -fdb TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -device floppy,drive=none0,unit=1
QEMU_PROG: -device floppy,drive=none0,unit=1: Floppy unit 1 is in use
QEMU_PROG: -device floppy,drive=none0,unit=1: Device initialization failed.
=== Mixing -drive and -device ===
@ -812,7 +810,6 @@ Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.q
Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -device floppy,drive=none0,unit=0
QEMU_PROG: -device floppy,drive=none0,unit=0: Floppy unit 0 is in use
QEMU_PROG: -device floppy,drive=none0,unit=0: Device initialization failed.
=== Mixing -global and -device ===
@ -971,18 +968,15 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qco
Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -global isa-fdc.driveA=none0 -device floppy,drive=none1,unit=0
QEMU_PROG: -device floppy,drive=none1,unit=0: Floppy unit 0 is in use
QEMU_PROG: -device floppy,drive=none1,unit=0: Device initialization failed.
Testing: -drive if=none,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -global isa-fdc.driveB=none0 -device floppy,drive=none1,unit=1
QEMU_PROG: -device floppy,drive=none1,unit=1: Floppy unit 1 is in use
QEMU_PROG: -device floppy,drive=none1,unit=1: Device initialization failed.
=== Too many floppy drives ===
Testing: -drive if=floppy,file=TEST_DIR/t.qcow2 -drive if=none,file=TEST_DIR/t.qcow2.2 -drive if=none,file=TEST_DIR/t.qcow2.3 -global isa-fdc.driveB=none0 -device floppy,drive=none1
QEMU_PROG: -device floppy,drive=none1: Can't create floppy unit 2, bus supports only 2 units
QEMU_PROG: -device floppy,drive=none1: Device initialization failed.
=== Creating an empty drive with anonymous BB ===
@ -1211,11 +1205,9 @@ Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,physica
Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,logical_block_size=4096
QEMU_PROG: -device floppy,drive=none0,logical_block_size=4096: Physical and logical block size must be 512 for floppy
QEMU_PROG: -device floppy,drive=none0,logical_block_size=4096: Device initialization failed.
Testing: -drive if=none,file=TEST_DIR/t.qcow2 -device floppy,drive=none0,physical_block_size=1024
QEMU_PROG: -device floppy,drive=none0,physical_block_size=1024: Physical and logical block size must be 512 for floppy
QEMU_PROG: -device floppy,drive=none0,physical_block_size=1024: Device initialization failed.
=== Writethrough caching ===