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block: Generalize change_cb() to BlockDevOps

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So we can more easily add device model callbacks.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2011-08-03 15:07:41 +02:00 • committed by Kevin Wolf
parent fa879d62eb
commit 0e49de5232
6 changed files with 44 additions and 31 deletions
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6
hw/sd.c
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@ -435,6 +435,10 @@ static void sd_cardchange(void *opaque, int reason)
}
}
static const BlockDevOps sd_block_ops = {
.change_cb = sd_cardchange,
};
/* We do not model the chip select pin, so allow the board to select
whether card should be in SSI or MMC/SD mode. It is also up to the
board to ensure that ssi transfers only occur when the chip select
@ -450,7 +454,7 @@ SDState *sd_init(BlockDriverState *bs, int is_spi)
sd_reset(sd, bs);
if (sd->bdrv) {
bdrv_attach_dev_nofail(sd->bdrv, sd);
bdrv_set_change_cb(sd->bdrv, sd_cardchange, sd);
bdrv_set_dev_ops(sd->bdrv, &sd_block_ops, sd);
}
return sd;
}