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greybus: Add comment about the mode_switch_started flag 

Add a comment to describe the purpose of the flag.

Suggested-by: Vaibhav Hiremath <vaibhav.hiremath@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Vaibhav Hiremath <vaibhav.hiremath@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Viresh Kumar 2016-05-30 14:32:09 +05:30 committed by Greg Kroah-Hartman
parent 7dea1d5f8a
commit 68ee90c29e
1 changed files with 5 additions and 0 deletions
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5
drivers/staging/greybus/fw-management.c
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@ -482,6 +482,11 @@ static int fw_mgmt_ioctl(struct fw_mgmt *fw_mgmt, unsigned int cmd,
return -EPERM; return -EPERM;
} }
/*
* Disallow new ioctls as the fw-core bundle driver is going to
* get disconnected soon and the character device will get
* removed.
*/
fw_mgmt->mode_switch_started = true; fw_mgmt->mode_switch_started = true;
ret = gb_interface_request_mode_switch(fw_mgmt->connection->intf); ret = gb_interface_request_mode_switch(fw_mgmt->connection->intf);