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Commit 109b5bed authored by Pierre Ossman's avatar Pierre Ossman
Browse files

mmc: be more verbose about card insertions/removal 



Let the user know that the kernel actually detected the card
by printing some basic information in dmesg.

Signed-off-by: default avatarPierre Ossman <drzeus@drzeus.cx>
parent 2986d0bf

drivers/mmc/core/bus.c

+23 −0
Original line number Diff line number Diff line
@@ -209,10 +209,30 @@ struct mmc_card *mmc_alloc_card(struct mmc_host *host) 
int mmc_add_card(struct mmc_card *card)

{

	int ret;

	const char *type;



	snprintf(card->dev.bus_id, sizeof(card->dev.bus_id),

		 "%s:%04x", mmc_hostname(card->host), card->rca);



	switch (card->type) {

	case MMC_TYPE_MMC:

		type = "MMC";

		break;

	case MMC_TYPE_SD:

		type = "SD";

		if (mmc_card_blockaddr(card))

			type = "SDHC";

		break;

	default:

		type = "?";

		break;

	}



	printk(KERN_INFO "%s: new %s%s card at address %04x\n",

		mmc_hostname(card->host),

		mmc_card_highspeed(card) ? "high speed " : "",

		type, card->rca);



	card->dev.uevent_suppress = 1;



	ret = device_add(&card->dev);
@@ -243,6 +263,9 @@ int mmc_add_card(struct mmc_card *card) 
void mmc_remove_card(struct mmc_card *card)

{

	if (mmc_card_present(card)) {

		printk(KERN_INFO "%s: card %04x removed\n",

			mmc_hostname(card->host), card->rca);



		if (card->host->bus_ops->sysfs_remove)

			card->host->bus_ops->sysfs_remove(card->host, card);

		device_del(&card->dev);

drivers/mmc/core/mmc.c

+6 −1
Original line number Diff line number Diff line
@@ -556,8 +556,10 @@ int mmc_attach_mmc(struct mmc_host *host, u32 ocr) 
	/*

	 * Can we support the voltage of the card?

	 */

	if (!host->ocr)

	if (!host->ocr) {

		err = -EINVAL;

		goto err;

	}



	/*

	 * Detect and init the card.
@@ -582,6 +584,9 @@ int mmc_attach_mmc(struct mmc_host *host, u32 ocr) 
	mmc_detach_bus(host);

	mmc_release_host(host);



	printk(KERN_ERR "%s: error %d whilst initialising MMC card\n",

		mmc_hostname(host), err);



	return 0;

}

drivers/mmc/core/sd.c

+6 −1
Original line number Diff line number Diff line
@@ -637,8 +637,10 @@ int mmc_attach_sd(struct mmc_host *host, u32 ocr) 
	/*

	 * Can we support the voltage(s) of the card(s)?

	 */

	if (!host->ocr)

	if (!host->ocr) {

		err = -EINVAL;

		goto err;

	}



	/*

	 * Detect and init the card.
@@ -663,6 +665,9 @@ int mmc_attach_sd(struct mmc_host *host, u32 ocr) 
	mmc_detach_bus(host);

	mmc_release_host(host);



	printk(KERN_ERR "%s: error %d whilst initialising SD card\n",

		mmc_hostname(host), err);



	return 0;

}