]> git.baikalelectronics.ru Git - kernel.git/commit
mei: bus: enable OS version only for SPT and newer
authorAlexander Usyskin <alexander.usyskin@intel.com>
Tue, 10 Jan 2017 23:27:21 +0000 (01:27 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 11 Jan 2017 06:43:57 +0000 (07:43 +0100)
commit412c5a86bdfdd6564224f7864de8349570eca71e
treea42e4971126677c3758e46e4e0f0a20a8d8d41f5
parentf860b361d801aefbaf73e56bea0acfd26ed6e227
mei: bus: enable OS version only for SPT and newer

Sending OS version for support of TPM2_ChangeEPS() is required only
for SPT FW (HMB version 2.0) and newer.
On older platforms the command should be just ignored by the firmware
but some older platforms misbehave so it's safer to send the command
only if required.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=192051
Fixes: b3180e3a76cb (mei: send OS type to the FW)
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Tested-by: Jan Niehusmann <jan@gondor.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/misc/mei/bus-fixup.c
drivers/misc/mei/debugfs.c
drivers/misc/mei/hbm.c
drivers/misc/mei/hw.h
drivers/misc/mei/mei_dev.h