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Commit 4e74b6b3 authored by Ulf Hansson's avatar Ulf Hansson
Browse files

mmc: core: Rename __mmc_set_signal_voltage() to mmc_set_signal_voltage() 



Earlier the mmc_set_signal_voltage() existed, but since it has been renamed
to mmc_set_uhs_voltage(), we can now use that name instead.

Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Reviewed-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Tested-by: default avatarJan Glauber <jglauber@cavium.com>
Tested-by: default avatarStefan Wahren <stefan.wahren@i2se.com>
parent 2ed573b6

drivers/mmc/core/core.c

+5 −5
Original line number Diff line number Diff line
@@ -1631,7 +1631,7 @@ u32 mmc_select_voltage(struct mmc_host *host, u32 ocr) 
	return ocr;

}



int __mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage)

int mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage)

{

	int err = 0;

	int old_signal_voltage = host->ios.signal_voltage;
@@ -1691,7 +1691,7 @@ int mmc_set_uhs_voltage(struct mmc_host *host, u32 ocr) 
	host->ios.clock = 0;

	mmc_set_ios(host);



	if (__mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180)) {

	if (mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180)) {

		/*

		 * Voltages may not have been switched, but we've already

		 * sent CMD11, so a power cycle is required anyway
@@ -1800,11 +1800,11 @@ void mmc_power_up(struct mmc_host *host, u32 ocr) 
	mmc_set_initial_state(host);



	/* Try to set signal voltage to 3.3V but fall back to 1.8v or 1.2v */

	if (__mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330) == 0)

	if (!mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330))

		dev_dbg(mmc_dev(host), "Initial signal voltage of 3.3v\n");

	else if (__mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180) == 0)

	else if (!mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180))

		dev_dbg(mmc_dev(host), "Initial signal voltage of 1.8v\n");

	else if (__mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120) == 0)

	else if (!mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120))

		dev_dbg(mmc_dev(host), "Initial signal voltage of 1.2v\n");



	/*

drivers/mmc/core/core.h

+1 −1
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ void mmc_set_bus_mode(struct mmc_host *host, unsigned int mode); 
void mmc_set_bus_width(struct mmc_host *host, unsigned int width);

u32 mmc_select_voltage(struct mmc_host *host, u32 ocr);

int mmc_set_uhs_voltage(struct mmc_host *host, u32 ocr);

int __mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage);

int mmc_set_signal_voltage(struct mmc_host *host, int signal_voltage);

void mmc_set_timing(struct mmc_host *host, unsigned int timing);

void mmc_set_driver_type(struct mmc_host *host, unsigned int drv_type);

int mmc_select_drive_strength(struct mmc_card *card, unsigned int max_dtr,

drivers/mmc/core/mmc.c

+8 −8
Original line number Diff line number Diff line
@@ -1122,14 +1122,14 @@ static int mmc_select_hs_ddr(struct mmc_card *card) 
	 */

	err = -EINVAL;

	if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_1_2V)

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120);



	if (err && (card->mmc_avail_type & EXT_CSD_CARD_TYPE_DDR_1_8V))

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180);



	/* make sure vccq is 3.3v after switching disaster */

	if (err)

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_330);



	return err;

}
@@ -1296,10 +1296,10 @@ static int mmc_select_hs400es(struct mmc_card *card) 
	}



	if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400_1_2V)

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120);



	if (err && card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS400_1_8V)

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180);



	/* If fails try again during next card power cycle */

	if (err)
@@ -1405,10 +1405,10 @@ static int mmc_select_hs200(struct mmc_card *card) 


	old_signal_voltage = host->ios.signal_voltage;

	if (card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS200_1_2V)

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_120);



	if (err && card->mmc_avail_type & EXT_CSD_CARD_TYPE_HS200_1_8V)

		err = __mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180);

		err = mmc_set_signal_voltage(host, MMC_SIGNAL_VOLTAGE_180);



	/* If fails try again during next card power cycle */

	if (err)
@@ -1450,7 +1450,7 @@ static int mmc_select_hs200(struct mmc_card *card) 
err:

	if (err) {

		/* fall back to the old signal voltage, if fails report error */

		if (__mmc_set_signal_voltage(host, old_signal_voltage))

		if (mmc_set_signal_voltage(host, old_signal_voltage))

			err = -EIO;



		pr_err("%s: %s failed, error %d\n", mmc_hostname(card->host),