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hw/sd: Don't pass BlockBackend to sd_reset() 

The only valid BlockBackend to pass to sd_reset() is the one for
the SD card, which is sd->blk. Drop the second argument from this
function in favour of having it just use sd->blk.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 1430683444-9797-1-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2015-05-12 11:57:16 +01:00
parent 165cdaf857
commit 16b781aaef
1 changed files with 8 additions and 9 deletions
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17
hw/sd/sd.c
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@ -389,13 +389,13 @@ static inline uint64_t sd_addr_to_wpnum(uint64_t addr)
return addr >> (HWBLOCK_SHIFT + SECTOR_SHIFT + WPGROUP_SHIFT);
}
static void sd_reset(SDState *sd, BlockBackend *blk)
static void sd_reset(SDState *sd)
{
uint64_t size;
uint64_t sect;
if (blk) {
blk_get_geometry(blk, &sect);
if (sd->blk) {
blk_get_geometry(sd->blk, &sect);
} else {
sect = 0;
}
@ -412,11 +412,9 @@ static void sd_reset(SDState *sd, BlockBackend *blk)
sd_set_cardstatus(sd);
sd_set_sdstatus(sd);
sd->blk = blk;
if (sd->wp_groups)
g_free(sd->wp_groups);
sd->wp_switch = blk ? blk_is_read_only(blk) : false;
sd->wp_switch = sd->blk ? blk_is_read_only(sd->blk) : false;
sd->wpgrps_size = sect;
sd->wp_groups = bitmap_new(sd->wpgrps_size);
memset(sd->function_group, 0, sizeof(sd->function_group));
@ -434,7 +432,7 @@ static void sd_cardchange(void *opaque, bool load)
qemu_set_irq(sd->inserted_cb, blk_is_inserted(sd->blk));
if (blk_is_inserted(sd->blk)) {
sd_reset(sd, sd->blk);
sd_reset(sd);
qemu_set_irq(sd->readonly_cb, sd->wp_switch);
}
}
@ -492,7 +490,8 @@ SDState *sd_init(BlockBackend *blk, bool is_spi)
sd->buf = blk_blockalign(blk, 512);
sd->spi = is_spi;
sd->enable = true;
sd_reset(sd, blk);
sd->blk = blk;
sd_reset(sd);
if (sd->blk) {
blk_attach_dev_nofail(sd->blk, sd);
blk_set_dev_ops(sd->blk, &sd_block_ops, sd);
@ -680,7 +679,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd,
default:
sd->state = sd_idle_state;
sd_reset(sd, sd->blk);
sd_reset(sd);
return sd->spi ? sd_r1 : sd_r0;
}
break;