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-rw-r--r--drivers/mmc/core/sd.c3
-rw-r--r--drivers/mmc/core/sdio.c3
-rw-r--r--include/linux/mmc/card.h1
3 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 9771b84db4b3..b99e25b9bcdc 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -389,6 +389,8 @@ static int sd_select_driver_type(struct mmc_card *card, u8 *status)
int card_drv_type, drive_strength, drv_type;
int err;
+ card->drive_strength = 0;
+
card_drv_type = card->sw_caps.sd3_drv_type | SD_DRIVER_TYPE_B;
drive_strength = mmc_select_drive_strength(card,
@@ -404,6 +406,7 @@ static int sd_select_driver_type(struct mmc_card *card, u8 *status)
mmc_hostname(card->host));
return 0;
}
+ card->drive_strength = drive_strength;
}
if (drv_type)
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 73b091331c96..b91abedcfdca 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -406,6 +406,8 @@ static void sdio_select_driver_type(struct mmc_card *card)
unsigned char card_strength;
int err;
+ card->drive_strength = 0;
+
card_drv_type = card->sw_caps.sd3_drv_type | SD_DRIVER_TYPE_B;
drive_strength = mmc_select_drive_strength(card,
@@ -427,6 +429,7 @@ static void sdio_select_driver_type(struct mmc_card *card)
card_strength, NULL);
if (err)
return;
+ card->drive_strength = drive_strength;
}
if (drv_type)
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 19f0175c0afa..2f073d555793 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -305,6 +305,7 @@ struct mmc_card {
unsigned int sd_bus_speed; /* Bus Speed Mode set for the card */
unsigned int mmc_avail_type; /* supported device type by both host and card */
+ unsigned int drive_strength; /* for UHS-I, HS200 or HS400 */
struct dentry *debugfs_root;
struct mmc_part part[MMC_NUM_PHY_PARTITION]; /* physical partitions */