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| author | Adrian Hunter <adrian.hunter@nokia.com> | 2009-09-22 16:44:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 07:39:33 -0700 |
| commit | 8ea926b22e2d13238e4d65d8f61c48fe424e6f4f (patch) | |
| tree | d62846c0f7aa50afce52bd8a9ed4b2affeaa1889 /drivers/mmc/core/host.c | |
| parent | 27cce39f555def6f5ebe7f03d69ccc44ab25f0b2 (diff) | |
| download | lwn-8ea926b22e2d13238e4d65d8f61c48fe424e6f4f.tar.gz lwn-8ea926b22e2d13238e4d65d8f61c48fe424e6f4f.zip | |
mmc: add 'enable' and 'disable' methods to mmc host
MMC hosts that support power saving can use the 'enable' and 'disable'
methods to exit and enter power saving states. An explanation of their
use is provided in the comments added to include/linux/mmc/host.h.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Cc: Ian Molton <ian@mnementh.co.uk>
Cc: "Roberto A. Foglietta" <roberto.foglietta@gmail.com>
Cc: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: Philip Langdale <philipl@overt.org>
Cc: "Madhusudhan" <madhu.cr@ti.com>
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/host.c')
| -rw-r--r-- | drivers/mmc/core/host.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index 5e945e64ead7..a268d12f1af0 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -83,6 +83,7 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev) spin_lock_init(&host->lock); init_waitqueue_head(&host->wq); INIT_DELAYED_WORK(&host->detect, mmc_rescan); + INIT_DELAYED_WORK_DEFERRABLE(&host->disable, mmc_host_deeper_disable); /* * By default, hosts do not support SGIO or large requests. |