diff options
| author | Michal Suchanek | 2019-08-18 10:55:27 +0200 |
|---|---|---|
| committer | marex | 2019-09-11 10:11:29 +0200 |
| commit | 3437121c037f502a3b0faaec97059777034a1ead (patch) | |
| tree | 37400fd4fb2ce3b28b7f82f0530dc4d7efad1307 /include | |
| parent | 50dce8fbf0c8b6f55e32c8d2d08ccf6e58168027 (diff) | |
usb: Add nonblock argument to submit_int_msg
This will be used to implement non-blocking keyboard polling in case of
errors.
Signed-off-by: Michal Suchanek <msuchanek@suse.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/usb.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/usb.h b/include/usb.h index 0d38d8333a9..bcad552f85f 100644 --- a/include/usb.h +++ b/include/usb.h @@ -184,7 +184,7 @@ int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer, int transfer_len, struct devrequest *setup); int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len, int interval); + int transfer_len, int interval, bool nonblock); #if defined CONFIG_USB_EHCI_HCD || defined CONFIG_USB_MUSB_HOST \ || CONFIG_IS_ENABLED(DM_USB) @@ -262,7 +262,7 @@ int usb_control_msg(struct usb_device *dev, unsigned int pipe, int usb_bulk_msg(struct usb_device *dev, unsigned int pipe, void *data, int len, int *actual_length, int timeout); int usb_int_msg(struct usb_device *dev, unsigned long pipe, - void *buffer, int transfer_len, int interval); + void *buffer, int transfer_len, int interval, bool nonblock); int usb_disable_asynch(int disable); int usb_maxpacket(struct usb_device *dev, unsigned long pipe); int usb_get_configuration_no(struct usb_device *dev, int cfgno, @@ -708,7 +708,7 @@ struct dm_usb_ops { */ int (*interrupt)(struct udevice *bus, struct usb_device *udev, unsigned long pipe, void *buffer, int length, - int interval); + int interval, bool nonblock); /** * create_int_queue() - Create and queue interrupt packets @@ -1029,7 +1029,8 @@ int usb_emul_bulk(struct udevice *emul, struct usb_device *udev, * @return 0 if OK, -ve on error */ int usb_emul_int(struct udevice *emul, struct usb_device *udev, - unsigned long pipe, void *buffer, int length, int interval); + unsigned long pipe, void *buffer, int length, int interval, + bool nonblock); /** * usb_emul_find() - Find an emulator for a particular device |