diff options
| author | Michal Miroslaw <mirq-linux@rere.qmqm.pl> | 2010-08-10 18:01:40 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-11 08:59:03 -0700 |
| commit | 7310ece86ad7da027f85a37a0638164118a5d12f (patch) | |
| tree | 122fd13237eba533876b08aadeee4b7128d9feb0 /drivers/mmc/core/core.c | |
| parent | 71578a1eaa7b8b9bd3efc9c97d77ef2b63d5dc2b (diff) | |
mmc: implement SD-combo (IO+mem) support
Signed-off-by: Michal Miroslaw <mirq-linux@rere.qmqm.pl>
Cc: Adrian Hunter <adrian.hunter@nokia.com>
Cc: Chris Ball <cjb@laptop.org>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/mmc/core/core.c')
| -rw-r--r-- | drivers/mmc/core/core.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 569e94da844..b69ce91b11e 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -1099,8 +1099,15 @@ void mmc_rescan(struct work_struct *work) */ err = mmc_send_io_op_cond(host, 0, &ocr); if (!err) { - if (mmc_attach_sdio(host, ocr)) - mmc_power_off(host); + if (mmc_attach_sdio(host, ocr)) { + mmc_claim_host(host); + /* try SDMEM (but not MMC) even if SDIO is broken */ + if (mmc_send_app_op_cond(host, 0, &ocr)) + goto out_fail; + + if (mmc_attach_sd(host, ocr)) + mmc_power_off(host); + } goto out; } @@ -1124,6 +1131,7 @@ void mmc_rescan(struct work_struct *work) goto out; } +out_fail: mmc_release_host(host); mmc_power_off(host); |