X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fmmc%2Fmmc_sysfs.c;h=ec701667abfc120cf3bcb15c9c8381513e29e3b4;hb=e7de369050534025b33aab1033358bf47a577e4d;hp=ad8949810fc5cbeb79de505265ed57fb1aeba6b9;hpb=739cdbf1d8f0739b80035b80d69d871e33749b86;p=powerpc.git

diff --git a/drivers/mmc/mmc_sysfs.c b/drivers/mmc/mmc_sysfs.c
index ad8949810f..ec701667ab 100644
--- a/drivers/mmc/mmc_sysfs.c
+++ b/drivers/mmc/mmc_sysfs.c
@@ -34,6 +34,7 @@ MMC_ATTR(cid, "%08x%08x%08x%08x\n", card->raw_cid[0], card->raw_cid[1],
 	card->raw_cid[2], card->raw_cid[3]);
 MMC_ATTR(csd, "%08x%08x%08x%08x\n", card->raw_csd[0], card->raw_csd[1],
 	card->raw_csd[2], card->raw_csd[3]);
+MMC_ATTR(scr, "%08x%08x\n", card->raw_scr[0], card->raw_scr[1]);
 MMC_ATTR(date, "%02d/%04d\n", card->cid.month, card->cid.year);
 MMC_ATTR(fwrev, "0x%x\n", card->cid.fwrev);
 MMC_ATTR(hwrev, "0x%x\n", card->cid.hwrev);
@@ -57,6 +58,8 @@ static struct device_attribute mmc_dev_attrs[] = {
 	__ATTR_NULL
 };
 
+static struct device_attribute mmc_dev_attr_scr = MMC_ATTR_RO(scr);
+
 
 static void mmc_release_card(struct device *dev)
 {
@@ -77,7 +80,7 @@ static int mmc_bus_match(struct device *dev, struct device_driver *drv)
 }
 
 static int
-mmc_bus_hotplug(struct device *dev, char **envp, int num_envp, char *buf,
+mmc_bus_uevent(struct device *dev, char **envp, int num_envp, char *buf,
 		int buf_size)
 {
 	struct mmc_card *card = dev_to_mmc_card(dev);
@@ -137,7 +140,7 @@ static struct bus_type mmc_bus_type = {
 	.name		= "mmc",
 	.dev_attrs	= mmc_dev_attrs,
 	.match		= mmc_bus_match,
-	.hotplug	= mmc_bus_hotplug,
+	.uevent		= mmc_bus_uevent,
 	.suspend	= mmc_bus_suspend,
 	.resume		= mmc_bus_resume,
 };
@@ -207,10 +210,20 @@ void mmc_init_card(struct mmc_card *card, struct mmc_host *host)
  */
 int mmc_register_card(struct mmc_card *card)
 {
+	int ret;
+
 	snprintf(card->dev.bus_id, sizeof(card->dev.bus_id),
 		 "%s:%04x", mmc_hostname(card->host), card->rca);
 
-	return device_add(&card->dev);
+	ret = device_add(&card->dev);
+	if (ret == 0) {
+		if (mmc_card_sd(card)) {
+			ret = device_create_file(&card->dev, &mmc_dev_attr_scr);
+			if (ret)
+				device_del(&card->dev);
+		}
+	}
+	return ret;
 }
 
 /*
@@ -219,8 +232,12 @@ int mmc_register_card(struct mmc_card *card)
  */
 void mmc_remove_card(struct mmc_card *card)
 {
-	if (mmc_card_present(card))
+	if (mmc_card_present(card)) {
+		if (mmc_card_sd(card))
+			device_remove_file(&card->dev, &mmc_dev_attr_scr);
+
 		device_del(&card->dev);
+	}
 
 	put_device(&card->dev);
 }