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mmc: bus: print bus speed mode of UHS-I card

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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>
This commit is contained in:
Subhash Jadavani 2012-03-30 12:10:18 +05:30 committed by Chris Ball
parent 210b7d2859
commit 6500c8ed95
1 changed files with 15 additions and 2 deletions
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17
drivers/mmc/core/bus.c
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@ -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