diff options
| author | David Brownell <dbrownell@users.sourceforge.net> | 2008-10-15 22:03:16 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-16 11:21:40 -0700 |
| commit | 35e8bb5175c1a6ff6253f1a2acb30bfe52a2f500 (patch) | |
| tree | 88a1e9695824f88efef3340fd53f8dbe576f5852 /fs/ext2/ioctl.c | |
| parent | 93a22f8b95756c53e80308820892119c910d2739 (diff) | |
gpiolib: request/free hooks
Add a new internal mechanism to gpiolib to support low power
operations by letting gpio_chip instances see when their GPIOs
are in use. When no GPIOs are active, chips may be able to
enter lower powered runtime states by disabling clocks and/or
power domains.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Cc: "Magnus Damm" <magnus.damm@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext2/ioctl.c')
0 files changed, 0 insertions, 0 deletions