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mmc: sdio: Fix enable_hs and enable_wide in sdio_reset_comm()

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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
This commit is contained in:
Dmitry Shmidt
2010-10-06 17:25:02 -07:00
committed by Arve Hjønnevåg
parent 5f53328759
commit 91ee26ab8a
1 changed files with 10 additions and 15 deletions
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25
drivers/mmc/core/sdio.c
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@@ -1275,7 +1275,7 @@ int sdio_reset_comm(struct mmc_card *card)
if (mmc_host_is_spi(host)) {
err = mmc_spi_set_crc(host, use_spi_crc);
if (err)
goto err;
goto err;
}
if (!mmc_host_is_spi(host)) {
@@ -1294,27 +1294,22 @@ int sdio_reset_comm(struct mmc_card *card)
* Switch to high-speed (if supported).
*/
err = sdio_enable_hs(card);
if (err)
if (err > 0)
mmc_sd_go_highspeed(card);
else if (err)
goto err;
/*
* Change to the card's maximum speed.
*/
if (mmc_card_highspeed(card)) {
/*
* The SDIO specification doesn't mention how
* the CIS transfer speed register relates to
* high-speed, but it seems that 50 MHz is
* mandatory.
*/
mmc_set_clock(host, 50000000);
} else {
mmc_set_clock(host, card->cis.max_dtr);
}
mmc_set_clock(host, mmc_sdio_get_max_clock(card));
err = sdio_enable_wide(card);
if (err)
err = sdio_enable_4bit_bus(card);
if (err > 0)
mmc_set_bus_width(host, MMC_BUS_WIDTH_4);
else if (err)
goto err;
mmc_release_host(host);
return 0;
err: