p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

mmc: dw_mmc: move dw_mci_get_cd forward to avoid declaration 

No functional change intended.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Shawn Lin 2017-02-17 10:56:42 +08:00 committed by Ulf Hansson
parent 8e6db1f655
commit 671fa142fc
1 changed files with 41 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

83
drivers/mmc/host/dw_mmc.c
View File

@ -108,7 +108,6 @@ struct idmac_desc {
#define DW_MCI_DESC_DATA_LENGTH 0x1000
static int dw_mci_card_busy(struct mmc_host *mmc);
static int dw_mci_get_cd(struct mmc_host *mmc);
#if defined(CONFIG_DEBUG_FS)
static int dw_mci_req_show(struct seq_file *s, void *v)
@ -934,6 +933,47 @@ static void dw_mci_post_req(struct mmc_host *mmc,
data->host_cookie = COOKIE_UNMAPPED;
}
static int dw_mci_get_cd(struct mmc_host *mmc)
{
int present;
struct dw_mci_slot *slot = mmc_priv(mmc);
struct dw_mci *host = slot->host;
int gpio_cd = mmc_gpio_get_cd(mmc);
/* Use platform get_cd function, else try onboard card detect */
if (((mmc->caps & MMC_CAP_NEEDS_POLL)
|| !mmc_card_is_removable(mmc))) {
present = 1;
if (!test_bit(DW_MMC_CARD_PRESENT, &slot->flags)) {
if (mmc->caps & MMC_CAP_NEEDS_POLL) {
dev_info(&mmc->class_dev,
"card is polling.\n");
} else {
dev_info(&mmc->class_dev,
"card is non-removable.\n");
}
set_bit(DW_MMC_CARD_PRESENT, &slot->flags);
}
return present;
} else if (gpio_cd >= 0)
present = gpio_cd;
else
present = (mci_readl(slot->host, CDETECT) & (1 << slot->id))
== 0 ? 1 : 0;
spin_lock_bh(&host->lock);
if (present && !test_and_set_bit(DW_MMC_CARD_PRESENT, &slot->flags))
dev_dbg(&mmc->class_dev, "card is present\n");
else if (!present &&
!test_and_clear_bit(DW_MMC_CARD_PRESENT, &slot->flags))
dev_dbg(&mmc->class_dev, "card is not present\n");
spin_unlock_bh(&host->lock);
return present;
}
static void dw_mci_adjust_fifoth(struct dw_mci *host, struct mmc_data *data)
{
unsigned int blksz = data->blksz;
@ -1545,47 +1585,6 @@ static int dw_mci_get_ro(struct mmc_host *mmc)
return read_only;
}
static int dw_mci_get_cd(struct mmc_host *mmc)
{
int present;
struct dw_mci_slot *slot = mmc_priv(mmc);
struct dw_mci *host = slot->host;
int gpio_cd = mmc_gpio_get_cd(mmc);
/* Use platform get_cd function, else try onboard card detect */
if (((mmc->caps & MMC_CAP_NEEDS_POLL)
|| !mmc_card_is_removable(mmc))) {
present = 1;
if (!test_bit(DW_MMC_CARD_PRESENT, &slot->flags)) {
if (mmc->caps & MMC_CAP_NEEDS_POLL) {
dev_info(&mmc->class_dev,
"card is polling.\n");
} else {
dev_info(&mmc->class_dev,
"card is non-removable.\n");
}
set_bit(DW_MMC_CARD_PRESENT, &slot->flags);
}
return present;
} else if (gpio_cd >= 0)
present = gpio_cd;
else
present = (mci_readl(slot->host, CDETECT) & (1 << slot->id))
== 0 ? 1 : 0;
spin_lock_bh(&host->lock);
if (present && !test_and_set_bit(DW_MMC_CARD_PRESENT, &slot->flags))
dev_dbg(&mmc->class_dev, "card is present\n");
else if (!present &&
!test_and_clear_bit(DW_MMC_CARD_PRESENT, &slot->flags))
dev_dbg(&mmc->class_dev, "card is not present\n");
spin_unlock_bh(&host->lock);
return present;
}
static void dw_mci_hw_reset(struct mmc_host *mmc)
{
struct dw_mci_slot *slot = mmc_priv(mmc);