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authorPierre Ossman <drzeus@drzeus.cx>2007-07-23 00:12:10 +0200
committerPierre Ossman <drzeus@drzeus.cx>2007-07-26 02:05:04 +0200
commit109b5bed18441599b5ab0e1f3623efa5715a4703 (patch)
tree67d71adcfad02633cb643b2bb3d51218dd2a3938 /drivers/mmc/core
parent2986d0bf23d97d68804ccfa80965073ccf1af242 (diff)
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: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/mmc/core')
-rw-r--r--drivers/mmc/core/bus.c23
-rw-r--r--drivers/mmc/core/mmc.c7
-rw-r--r--drivers/mmc/core/sd.c7
3 files changed, 35 insertions, 2 deletions
diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index 348b566bf4fd..fe0e785ed7d2 100644
--- a/drivers/mmc/core/bus.c
+++ b/drivers/mmc/core/bus.c
@@ -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);
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index cd0c6b246fed..f606b6678b00 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -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 @@ err:
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;
}
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 0b478de48acc..b6a2e53c9213 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -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 @@ err:
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;
}