diff options
| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2014-11-21 15:14:48 +0100 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2014-11-21 09:07:38 -0600 |
| commit | 7ad8096edfe0529eabb3ad466184c8fbd6134e1a (patch) | |
| tree | d9e479cd47769a80c56846db375b339f5df26e77 /drivers/usb/dwc2/core.h | |
| parent | 4ace06e8b3c32d6a601474af31580bbc1027fa9f (diff) | |
usb: dwc2: gadget: add mutex to serialize init/deinit calls
This patch adds mutex, which protects initialization and
deinitialization procedures against suspend/resume methods. This mutex
will be needed by the updated suspend/resume calls, which tracks gadget
state.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2/core.h')
| -rw-r--r-- | drivers/usb/dwc2/core.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h index 2cb0ac31ae86..6b197550c133 100644 --- a/drivers/usb/dwc2/core.h +++ b/drivers/usb/dwc2/core.h @@ -576,6 +576,7 @@ struct dwc2_hsotg { struct regulator_bulk_data supplies[ARRAY_SIZE(s3c_hsotg_supply_names)]; spinlock_t lock; + struct mutex init_mutex; void *priv; int irq; struct clk *clk; |