system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-18 01:08:35 +00:00
Code Issues Packages Projects Releases Wiki Activity

mmc: dw_mmc: move dw_mci_ctrl_reset forward to avoid declaration

Browse source 
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 10:56:41 +08:00 committed by Ulf Hansson
parent 4e7392b2ac
commit 8e6db1f655
1 changed files with 20 additions and 22 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

42
drivers/mmc/host/dw_mmc.c
View file

@ -107,7 +107,6 @@ struct idmac_desc {
/* Each descriptor can transfer up to 4KB of data in chained mode */
#define DW_MCI_DESC_DATA_LENGTH 0x1000
static bool dw_mci_ctrl_reset(struct dw_mci *host, u32 reset);
static int dw_mci_card_busy(struct mmc_host *mmc);
static int dw_mci_get_cd(struct mmc_host *mmc);
@ -235,6 +234,26 @@ static void dw_mci_init_debugfs(struct dw_mci_slot *slot)
#endif /* defined(CONFIG_DEBUG_FS) */
static void mci_send_cmd(struct dw_mci_slot *slot, u32 cmd, u32 arg);
static bool dw_mci_ctrl_reset(struct dw_mci *host, u32 reset)
{
u32 ctrl;
ctrl = mci_readl(host, CTRL);
ctrl |= reset;
mci_writel(host, CTRL, ctrl);
/* wait till resets clear */
if (readl_poll_timeout_atomic(host->regs + SDMMC_CTRL, ctrl,
!(ctrl & reset),
1, 500 * USEC_PER_MSEC)) {
dev_err(host->dev,
"Timeout resetting block (ctrl reset %#x)\n",
ctrl & reset);
return false;
}
return true;
}
static u32 dw_mci_prepare_command(struct mmc_host *mmc, struct mmc_command *cmd)
{
@ -2887,27 +2906,6 @@ static void dw_mci_init_dma(struct dw_mci *host)
host->use_dma = TRANS_MODE_PIO;
}
static bool dw_mci_ctrl_reset(struct dw_mci *host, u32 reset)
{
u32 ctrl;
ctrl = mci_readl(host, CTRL);
ctrl |= reset;
mci_writel(host, CTRL, ctrl);
/* wait till resets clear */
if (readl_poll_timeout_atomic(host->regs + SDMMC_CTRL, ctrl,
!(ctrl & reset),
1, 500 * USEC_PER_MSEC)) {
dev_err(host->dev,
"Timeout resetting block (ctrl reset %#x)\n",
ctrl & reset);
return false;
}
return true;
}
static void dw_mci_cmd11_timer(unsigned long arg)
{
struct dw_mci *host = (struct dw_mci *)arg;