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| author | Josh Zimmerman <joshz@google.com> | 2017-06-25 21:53:23 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-07-15 10:16:11 (GMT) |
| commit | 5a1e1c62f37e83657b570953cab9855f17fcbc7d (patch) | |
| tree | 06d5a0eba99abe4371dcf043148d0e179441f20d /drivers/base | |
| parent | e6952841ade0f937750c7748a812cb403bd744b0 (diff) | |
| download | linux-5a1e1c62f37e83657b570953cab9855f17fcbc7d.tar.xz | |
Add "shutdown" to "struct class".
commit f77af15165847406b15d8f70c382c4cb15846b2a upstream.
The TPM class has some common shutdown code that must be executed for
all drivers. This adds some needed functionality for that.
Signed-off-by: Josh Zimmerman <joshz@google.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Fixes: 74d6b3ceaa17 ("tpm: fix suspend/resume paths for TPM 2.0")
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: James Morris <james.l.morris@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index ce057a5..03a82d0 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -2095,7 +2095,11 @@ void device_shutdown(void) pm_runtime_get_noresume(dev); pm_runtime_barrier(dev); - if (dev->bus && dev->bus->shutdown) { + if (dev->class && dev->class->shutdown) { + if (initcall_debug) + dev_info(dev, "shutdown\n"); + dev->class->shutdown(dev); + } else if (dev->bus && dev->bus->shutdown) { if (initcall_debug) dev_info(dev, "shutdown\n"); dev->bus->shutdown(dev); |