diff options
Diffstat (limited to 'drivers/staging/greybus/control.c')
-rw-r--r-- | drivers/staging/greybus/control.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/staging/greybus/control.c b/drivers/staging/greybus/control.c index a1c78fc6..55bb465 100644 --- a/drivers/staging/greybus/control.c +++ b/drivers/staging/greybus/control.c @@ -406,6 +406,30 @@ int gb_control_interface_deactivate_prepare(struct gb_control *control) return 0; } +int gb_control_interface_hibernate_abort(struct gb_control *control) +{ + struct gb_control_intf_pm_response response; + int ret; + + ret = gb_operation_sync(control->connection, + GB_CONTROL_TYPE_INTF_HIBERNATE_ABORT, NULL, 0, + &response, sizeof(response)); + if (ret) { + dev_err(&control->dev, + "failed to send interface aborting hibernate: %d\n", + ret); + return ret; + } + + if (response.status != GB_CONTROL_INTF_PM_OK) { + dev_err(&control->dev, "interface error while aborting hibernate: %d\n", + response.status); + return gb_control_interface_pm_status_map(response.status); + } + + return 0; +} + static ssize_t vendor_string_show(struct device *dev, struct device_attribute *attr, char *buf) { |