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mmc: move 'parent' tracking to mmc_blk_data

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In preparation for the removal of 'driverfs_dev' from 'struct gendisk',
carry this data in mmc_blk_data. It is used for registration of parent
disks and partitions.

Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2016-06-20 10:40:44 -07:00
parent e63a46bef0
commit 307d8e6f24
1 changed files with 3 additions and 2 deletions
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5
drivers/mmc/card/block.c
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@ -93,6 +93,7 @@ static DEFINE_SPINLOCK(mmc_blk_lock);
*/
struct mmc_blk_data {
spinlock_t lock;
struct device *parent;
struct gendisk *disk;
struct mmc_queue queue;
struct list_head part;
@ -2270,7 +2271,7 @@ again:
md->disk->fops = &mmc_bdops;
md->disk->private_data = md;
md->disk->queue = md->queue.queue;
md->disk->driverfs_dev = parent;
md->parent = parent;
set_disk_ro(md->disk, md->read_only || default_ro);
md->disk->flags = GENHD_FL_EXT_DEVT;
if (area_type & (MMC_BLK_DATA_AREA_RPMB | MMC_BLK_DATA_AREA_BOOT))
@ -2458,7 +2459,7 @@ static int mmc_add_disk(struct mmc_blk_data *md)
int ret;
struct mmc_card *card = md->queue.card;
add_disk(md->disk);
device_add_disk(md->parent, md->disk);
md->force_ro.show = force_ro_show;
md->force_ro.store = force_ro_store;
sysfs_attr_init(&md->force_ro.attr);