提交 e01071dd 编写于 作者: L Linus Walleij 提交者: Ulf Hansson

mmc: block: move packed command struct init

By moving the mmc_packed_init() and mmc_packed_clean() into the
only file in the kernel where they are used, we save two exported
functions and can staticize those to the block.c file.
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>
上级 7db3028e
......@@ -1433,6 +1433,49 @@ static enum mmc_blk_status mmc_blk_err_check(struct mmc_card *card,
return MMC_BLK_SUCCESS;
}
static int mmc_packed_init(struct mmc_queue *mq, struct mmc_card *card)
{
struct mmc_queue_req *mqrq_cur = &mq->mqrq[0];
struct mmc_queue_req *mqrq_prev = &mq->mqrq[1];
int ret = 0;
mqrq_cur->packed = kzalloc(sizeof(struct mmc_packed), GFP_KERNEL);
if (!mqrq_cur->packed) {
pr_warn("%s: unable to allocate packed cmd for mqrq_cur\n",
mmc_card_name(card));
ret = -ENOMEM;
goto out;
}
mqrq_prev->packed = kzalloc(sizeof(struct mmc_packed), GFP_KERNEL);
if (!mqrq_prev->packed) {
pr_warn("%s: unable to allocate packed cmd for mqrq_prev\n",
mmc_card_name(card));
kfree(mqrq_cur->packed);
mqrq_cur->packed = NULL;
ret = -ENOMEM;
goto out;
}
INIT_LIST_HEAD(&mqrq_cur->packed->list);
INIT_LIST_HEAD(&mqrq_prev->packed->list);
out:
return ret;
}
static void mmc_packed_clean(struct mmc_queue *mq)
{
struct mmc_queue_req *mqrq_cur = &mq->mqrq[0];
struct mmc_queue_req *mqrq_prev = &mq->mqrq[1];
kfree(mqrq_cur->packed);
mqrq_cur->packed = NULL;
kfree(mqrq_prev->packed);
mqrq_prev->packed = NULL;
}
static enum mmc_blk_status mmc_blk_packed_err_check(struct mmc_card *card,
struct mmc_async_req *areq)
{
......
......@@ -362,49 +362,6 @@ void mmc_cleanup_queue(struct mmc_queue *mq)
}
EXPORT_SYMBOL(mmc_cleanup_queue);
int mmc_packed_init(struct mmc_queue *mq, struct mmc_card *card)
{
struct mmc_queue_req *mqrq_cur = &mq->mqrq[0];
struct mmc_queue_req *mqrq_prev = &mq->mqrq[1];
int ret = 0;
mqrq_cur->packed = kzalloc(sizeof(struct mmc_packed), GFP_KERNEL);
if (!mqrq_cur->packed) {
pr_warn("%s: unable to allocate packed cmd for mqrq_cur\n",
mmc_card_name(card));
ret = -ENOMEM;
goto out;
}
mqrq_prev->packed = kzalloc(sizeof(struct mmc_packed), GFP_KERNEL);
if (!mqrq_prev->packed) {
pr_warn("%s: unable to allocate packed cmd for mqrq_prev\n",
mmc_card_name(card));
kfree(mqrq_cur->packed);
mqrq_cur->packed = NULL;
ret = -ENOMEM;
goto out;
}
INIT_LIST_HEAD(&mqrq_cur->packed->list);
INIT_LIST_HEAD(&mqrq_prev->packed->list);
out:
return ret;
}
void mmc_packed_clean(struct mmc_queue *mq)
{
struct mmc_queue_req *mqrq_cur = &mq->mqrq[0];
struct mmc_queue_req *mqrq_prev = &mq->mqrq[1];
kfree(mqrq_cur->packed);
mqrq_cur->packed = NULL;
kfree(mqrq_prev->packed);
mqrq_prev->packed = NULL;
}
/**
* mmc_queue_suspend - suspend a MMC request queue
* @mq: MMC queue to suspend
......
......@@ -76,9 +76,6 @@ extern unsigned int mmc_queue_map_sg(struct mmc_queue *,
extern void mmc_queue_bounce_pre(struct mmc_queue_req *);
extern void mmc_queue_bounce_post(struct mmc_queue_req *);
extern int mmc_packed_init(struct mmc_queue *, struct mmc_card *);
extern void mmc_packed_clean(struct mmc_queue *);
extern int mmc_access_rpmb(struct mmc_queue *);
#endif
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册