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| author | amartin@nvidia.com <amartin@nvidia.com> | 2011-12-20 14:56:16 +0000 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2012-03-03 16:56:29 +0100 |
| commit | f9636e8d38abde096fbb32fee5a36bbdb02b7cae (patch) | |
| tree | 7b09e54faa06756e07ae31a7a9c08ee4b780492d /common/usb_kbd.c | |
| parent | fb3ef649ed5cf3e5e73aea6ed161cdde37cb7a5f (diff) | |
| download | u-boot-imx-f9636e8d38abde096fbb32fee5a36bbdb02b7cae.zip u-boot-imx-f9636e8d38abde096fbb32fee5a36bbdb02b7cae.tar.gz u-boot-imx-f9636e8d38abde096fbb32fee5a36bbdb02b7cae.tar.bz2 | |
USB: move keyboard polling into kbd driver
This moves keyboard polling logic from USB HCD drivers into USB
keyboard driver. Remove usb_event_poll() as keyboard polling was
the only user of this API. With this patch USB keyboard works with
EHCI controllers again. Tested on a tegra2 seaboard.
Signed-off-by: Allen Martin <amartin@nvidia.com>
Diffstat (limited to 'common/usb_kbd.c')
| -rw-r--r-- | common/usb_kbd.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c index 960a70a..19f01db 100644 --- a/common/usb_kbd.c +++ b/common/usb_kbd.c @@ -323,7 +323,23 @@ static int usb_kbd_irq(struct usb_device *dev) static inline void usb_kbd_poll_for_event(struct usb_device *dev) { #if defined(CONFIG_SYS_USB_EVENT_POLL) - usb_event_poll(); + struct usb_interface *iface; + struct usb_endpoint_descriptor *ep; + struct usb_kbd_pdata *data; + int pipe; + int maxp; + + /* Get the pointer to USB Keyboard device pointer */ + data = dev->privptr; + iface = &dev->config.if_desc[0]; + ep = &iface->ep_desc[0]; + pipe = usb_rcvintpipe(dev, ep->bEndpointAddress); + + /* Submit a interrupt transfer request */ + maxp = usb_maxpacket(dev, pipe); + usb_submit_int_msg(dev, pipe, &data->new[0], + maxp > 8 ? 8 : maxp, ep->bInterval); + usb_kbd_irq_worker(dev); #elif defined(CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP) struct usb_interface *iface; |