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| author | Gregory Herrero <gregory.herrero@intel.com> | 2015-09-22 15:16:48 +0200 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-10-01 12:40:17 -0500 |
| commit | 5bbf6ce0a964c77d9522cf377fd7a4c4af030378 (patch) | |
| tree | 935982cb570db26a681c0ab518d7d6228a6123d0 /drivers/usb/dwc2 | |
| parent | 77dbf7138d59994d50b7875deb24992f51b811b5 (diff) | |
| download | lwn-5bbf6ce0a964c77d9522cf377fd7a4c4af030378.tar.gz lwn-5bbf6ce0a964c77d9522cf377fd7a4c4af030378.zip | |
usb: dwc2: host: disable interrupt during stop
Disable host interrupts before synchronising dwc2 irq.
So that interrupts are not generated once controller is stopped.
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Tested-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Tested-by: John Youn <johnyoun@synopsys.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2')
| -rw-r--r-- | drivers/usb/dwc2/hcd.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index 257f9579705d..de9d2e2bbf48 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -2350,6 +2350,9 @@ static void _dwc2_hcd_stop(struct usb_hcd *hcd) struct dwc2_hsotg *hsotg = dwc2_hcd_to_hsotg(hcd); unsigned long flags; + /* Turn off all host-specific interrupts */ + dwc2_disable_host_interrupts(hsotg); + /* Wait for interrupt processing to finish */ synchronize_irq(hcd->irq); |