[PATCH v6 05/14] mmc: sdhci: Export sdhci_start_signal_voltage_switch() in sdhci.c
From: adrian.hunter@intel.com (Adrian Hunter)
Date: 2017-03-22 14:55:50
Also in:
linux-clk, linux-devicetree, linux-mmc, lkml
On 14/02/17 19:01, Gregory CLEMENT wrote:
From: Hu Ziji <huziji@marvell.com> Export sdhci_start_signal_voltage_switch() from sdhci.c. Thus vendor sdhci driver can implement its own signal voltage switch routine. Signed-off-by: Hu Ziji <huziji@marvell.com> Signed-off-by: Gregory CLEMENT <redacted>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
quoted hunk ↗ jump to hunk
--- drivers/mmc/host/sdhci.c | 5 +++-- drivers/mmc/host/sdhci.h | 2 ++ 2 files changed, 5 insertions(+), 2 deletions(-)diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 0e9ed0fadff9..d2338dc362f4 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c@@ -1839,8 +1839,8 @@ static void sdhci_enable_sdio_irq(struct mmc_host *mmc, int enable) spin_unlock_irqrestore(&host->lock, flags); } -static int sdhci_start_signal_voltage_switch(struct mmc_host *mmc, - struct mmc_ios *ios) +int sdhci_start_signal_voltage_switch(struct mmc_host *mmc, + struct mmc_ios *ios) { struct sdhci_host *host = mmc_priv(mmc); u16 ctrl;@@ -1932,6 +1932,7 @@ static int sdhci_start_signal_voltage_switch(struct mmc_host *mmc, return 0; } } +EXPORT_SYMBOL_GPL(sdhci_start_signal_voltage_switch); static int sdhci_card_busy(struct mmc_host *mmc) {diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 3563c0c384ca..e4a07543a12b 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h@@ -692,6 +692,8 @@ void sdhci_reset(struct sdhci_host *host, u8 mask); void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing); int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode); void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios); +int sdhci_start_signal_voltage_switch(struct mmc_host *mmc, + struct mmc_ios *ios); #ifdef CONFIG_PM extern int sdhci_suspend_host(struct sdhci_host *host);