block: Eliminate DriveInfo member bdrv, use blk_by_legacy_dinfo()

The patch is big, but all it really does is replacing

    dinfo->bdrv

by

    blk_bs(blk_by_legacy_dinfo(dinfo))

The replacement is repetitive, but the conversion of device models to
BlockBackend is imminent, and will shorten it to just
blk_legacy_dinfo(dinfo).

Line wrapping muddies the waters a bit.  I also omit tests whether
dinfo->bdrv is null, because it never is.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoît Canet <benoit.canet@nodalink.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2014-10-07 13:59:13 +02:00 committed by Kevin Wolf
parent 7f06d47eff
commit fa1d36df74
44 changed files with 168 additions and 96 deletions

View file

@ -26,6 +26,7 @@
#include "sysemu/sysemu.h"
#include "trace.h"
#include "qemu/error-report.h"
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
#include "hw/sd.h"
@ -252,14 +253,16 @@ static int milkymist_memcard_init(SysBusDevice *dev)
{
MilkymistMemcardState *s = MILKYMIST_MEMCARD(dev);
DriveInfo *dinfo;
BlockDriverState *bs;
dinfo = drive_get_next(IF_SD);
s->card = sd_init(dinfo ? dinfo->bdrv : NULL, false);
bs = dinfo ? blk_bs(blk_by_legacy_dinfo(dinfo)) : NULL;
s->card = sd_init(bs, false);
if (s->card == NULL) {
return -1;
}
s->enabled = dinfo ? bdrv_is_inserted(dinfo->bdrv) : 0;
s->enabled = bs && bdrv_is_inserted(bs);
memory_region_init_io(&s->regs_region, OBJECT(s), &memcard_mmio_ops, s,
"milkymist-memcard", R_MAX * 4);

View file

@ -7,6 +7,7 @@
* This code is licensed under the GPL.
*/
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
#include "hw/sysbus.h"
#include "hw/sd.h"
@ -490,7 +491,7 @@ static int pl181_init(SysBusDevice *sbd)
sysbus_init_irq(sbd, &s->irq[1]);
qdev_init_gpio_out(dev, s->cardstatus, 2);
dinfo = drive_get_next(IF_SD);
s->card = sd_init(dinfo ? dinfo->bdrv : NULL, false);
s->card = sd_init(dinfo ? blk_bs(blk_by_legacy_dinfo(dinfo)) : NULL, false);
if (s->card == NULL) {
return -1;
}

View file

@ -23,6 +23,7 @@
*/
#include "hw/hw.h"
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
#include "sysemu/dma.h"
#include "qemu/timer.h"
@ -1165,7 +1166,7 @@ static void sdhci_initfn(Object *obj)
DriveInfo *di;
di = drive_get_next(IF_SD);
s->card = sd_init(di ? di->bdrv : NULL, false);
s->card = sd_init(di ? blk_bs(blk_by_legacy_dinfo(di)) : NULL, false);
if (s->card == NULL) {
exit(1);
}

View file

@ -10,6 +10,7 @@
* GNU GPL, version 2 or (at your option) any later version.
*/
#include "sysemu/block-backend.h"
#include "sysemu/blockdev.h"
#include "hw/ssi.h"
#include "hw/sd.h"
@ -255,7 +256,7 @@ static int ssi_sd_init(SSISlave *d)
s->mode = SSI_SD_CMD;
dinfo = drive_get_next(IF_SD);
s->sd = sd_init(dinfo ? dinfo->bdrv : NULL, true);
s->sd = sd_init(dinfo ? blk_bs(blk_by_legacy_dinfo(dinfo)) : NULL, true);
if (s->sd == NULL) {
return -1;
}