Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=109b5bed18441599b5ab0e1f3623efa5715a4703
Commit:     109b5bed18441599b5ab0e1f3623efa5715a4703
Parent:     2986d0bf23d97d68804ccfa80965073ccf1af242
Author:     Pierre Ossman <[EMAIL PROTECTED]>
AuthorDate: Mon Jul 23 00:12:10 2007 +0200
Committer:  Pierre Ossman <[EMAIL PROTECTED]>
CommitDate: Thu Jul 26 02:05:04 2007 +0200

    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 <[EMAIL PROTECTED]>
---
 drivers/mmc/core/bus.c |   23 +++++++++++++++++++++++
 drivers/mmc/core/mmc.c |    7 ++++++-
 drivers/mmc/core/sd.c  |    7 ++++++-
 3 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index 348b566..fe0e785 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 cd0c6b2..f606b66 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 0b478de..b6a2e53 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;
 }
 
-
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