From: Brian Norris <[email protected]> SDIO and PCIe drivers handle this. Let's imitate it.
Not tested. Signed-off-by: Brian Norris <[email protected]> --- drivers/net/wireless/marvell/mwifiex/usb.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c index 70126c3..c26daf4 100644 --- a/drivers/net/wireless/marvell/mwifiex/usb.c +++ b/drivers/net/wireless/marvell/mwifiex/usb.c @@ -521,7 +521,14 @@ static int mwifiex_usb_suspend(struct usb_interface *intf, pm_message_t message) mwifiex_dbg(adapter, WARN, "Device already suspended\n"); - mwifiex_enable_hs(adapter); + /* Enable the Host Sleep */ + if (!mwifiex_enable_hs(adapter)) { + mwifiex_dbg(adapter, ERROR, + "cmd: failed to suspend\n"); + adapter->hs_enabling = false; + return -EFAULT; + } + /* 'is_suspended' flag indicates device is suspended. * It must be set here before the usb_kill_urb() calls. Reason -- 1.8.1.4
