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 --- common/usb_kbd.c | 18 +++++++++++++++++- drivers/usb/host/ehci-hcd.c | 30 ------------------------------ drivers/usb/host/ohci-hcd.c | 6 ------ drivers/usb/host/r8a66597-hcd.c | 6 ------ drivers/usb/musb/musb_hcd.c | 28 ---------------------------- include/usb.h | 1 - 6 files changed, 17 insertions(+), 72 deletions(-)
diff --git a/common/usb_kbd.c b/common/usb_kbd.c index 75107c9..e94bb7e 100644 --- a/common/usb_kbd.c +++ b/common/usb_kbd.c @@ -313,7 +313,23 @@ 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; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index db10316..94a5eed 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -26,10 +26,6 @@ #include <asm/io.h> #include <malloc.h> #include <watchdog.h> -#ifdef CONFIG_USB_KEYBOARD -#include <stdio_dev.h> -extern unsigned char new[]; -#endif
#include "ehci.h"
@@ -946,29 +942,3 @@ submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer, return ehci_submit_async(dev, pipe, buffer, length, NULL); }
-#ifdef CONFIG_SYS_USB_EVENT_POLL -/* - * This function polls for USB keyboard data. - */ -void usb_event_poll() -{ - struct stdio_dev *dev; - struct usb_device *usb_kbd_dev; - struct usb_interface *iface; - struct usb_endpoint_descriptor *ep; - int pipe; - int maxp; - - /* Get the pointer to USB Keyboard device pointer */ - dev = stdio_get_by_name("usbkbd"); - usb_kbd_dev = (struct usb_device *)dev->priv; - iface = &usb_kbd_dev->config.if_desc[0]; - ep = &iface->ep_desc[0]; - pipe = usb_rcvintpipe(usb_kbd_dev, ep->bEndpointAddress); - - /* Submit a interrupt transfer request */ - maxp = usb_maxpacket(usb_kbd_dev, pipe); - usb_submit_int_msg(usb_kbd_dev, pipe, &new[0], - maxp > 8 ? 8 : maxp, ep->bInterval); -} -#endif /* CONFIG_SYS_USB_EVENT_POLL */ diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index cf906b4..1a428e9 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -1771,12 +1771,6 @@ static int hc_start(ohci_t *ohci)
/*-------------------------------------------------------------------------*/
-/* Poll USB interrupt. */ -void usb_event_poll(void) -{ - hc_interrupt(); -} - /* an interrupt happens */
static int hc_interrupt(void) diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c index db611b6..aa753d8 100644 --- a/drivers/usb/host/r8a66597-hcd.c +++ b/drivers/usb/host/r8a66597-hcd.c @@ -908,12 +908,6 @@ int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer, return 0; }
-void usb_event_poll(void) -{ - /* no implement */ - R8A66597_DPRINT("%s\n", __func__); -} - int usb_lowlevel_init(void) { struct r8a66597 *r8a66597 = &gr8a66597; diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c index 325edb9..db7161f 100644 --- a/drivers/usb/musb/musb_hcd.c +++ b/drivers/usb/musb/musb_hcd.c @@ -1265,31 +1265,3 @@ int submit_int_msg(struct usb_device *dev, unsigned long pipe, dev->act_len = len; return 0; } - - -#ifdef CONFIG_SYS_USB_EVENT_POLL -/* - * This function polls for USB keyboard data. - */ -void usb_event_poll() -{ - struct stdio_dev *dev; - struct usb_device *usb_kbd_dev; - struct usb_interface *iface; - struct usb_endpoint_descriptor *ep; - int pipe; - int maxp; - - /* Get the pointer to USB Keyboard device pointer */ - dev = stdio_get_by_name("usbkbd"); - usb_kbd_dev = (struct usb_device *)dev->priv; - iface = &usb_kbd_dev->config.if_desc[0]; - ep = &iface->ep_desc[0]; - pipe = usb_rcvintpipe(usb_kbd_dev, ep->bEndpointAddress); - - /* Submit a interrupt transfer request */ - maxp = usb_maxpacket(usb_kbd_dev, pipe); - usb_submit_int_msg(usb_kbd_dev, pipe, &new[0], - maxp > 8 ? 8 : maxp, ep->bInterval); -} -#endif /* CONFIG_SYS_USB_EVENT_POLL */ diff --git a/include/usb.h b/include/usb.h index 06170cd..6e03ce5 100644 --- a/include/usb.h +++ b/include/usb.h @@ -149,7 +149,6 @@ 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); -void usb_event_poll(void);
/* Defines */ #define USB_UHCI_VEND_ID 0x8086