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authorSubhash Jadavani <subhashj@codeaurora.org>2012-03-30 12:10:18 +0530
committerChris Ball <cjb@laptop.org>2012-04-05 20:32:26 -0400
commit6500c8ed957ac7b1ff37045ba6a2ad39ab2a8dbc (patch)
tree79bcb4e0c54996fe6285e6771ea5a0bd35fcc19b
parent210b7d28598e402548b0164ca2f543e15aab8c6e (diff)
downloadlinux-stericsson-6500c8ed957ac7b1ff37045ba6a2ad39ab2a8dbc.tar.gz
mmc: bus: print bus speed mode of UHS-I card
When UHS-I card is detected also print the bus speed mode in which UHS-I card will be running. Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org> Reviewed-by: Namjae Jeon <linkinjeon@gmail.com> Acked-by: Aaron Lu <aaron.lu@amd.com> Signed-off-by: Chris Ball <cjb@laptop.org>
-rw-r--r--drivers/mmc/core/bus.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index 5d011a39dfff..3f606068d552 100644
--- a/drivers/mmc/core/bus.c
+++ b/drivers/mmc/core/bus.c
@@ -267,6 +267,15 @@ int mmc_add_card(struct mmc_card *card)
{
int ret;
const char *type;
+ const char *uhs_bus_speed_mode = "";
+ static const char *const uhs_speeds[] = {
+ [UHS_SDR12_BUS_SPEED] = "SDR12 ",
+ [UHS_SDR25_BUS_SPEED] = "SDR25 ",
+ [UHS_SDR50_BUS_SPEED] = "SDR50 ",
+ [UHS_SDR104_BUS_SPEED] = "SDR104 ",
+ [UHS_DDR50_BUS_SPEED] = "DDR50 ",
+ };
+
dev_set_name(&card->dev, "%s:%04x", mmc_hostname(card->host), card->rca);
@@ -296,6 +305,10 @@ int mmc_add_card(struct mmc_card *card)
break;
}
+ if (mmc_sd_card_uhs(card) &&
+ (card->sd_bus_speed < ARRAY_SIZE(uhs_speeds)))
+ uhs_bus_speed_mode = uhs_speeds[card->sd_bus_speed];
+
if (mmc_host_is_spi(card->host)) {
pr_info("%s: new %s%s%s card on SPI\n",
mmc_hostname(card->host),
@@ -303,13 +316,13 @@ int mmc_add_card(struct mmc_card *card)
mmc_card_ddr_mode(card) ? "DDR " : "",
type);
} else {
- pr_info("%s: new %s%s%s%s card at address %04x\n",
+ pr_info("%s: new %s%s%s%s%s card at address %04x\n",
mmc_hostname(card->host),
mmc_card_uhs(card) ? "ultra high speed " :
(mmc_card_highspeed(card) ? "high speed " : ""),
(mmc_card_hs200(card) ? "HS200 " : ""),
mmc_card_ddr_mode(card) ? "DDR " : "",
- type, card->rca);
+ uhs_bus_speed_mode, type, card->rca);
}
#ifdef CONFIG_DEBUG_FS