diff options
Diffstat (limited to 'common/usb_kbd.c')
| -rw-r--r-- | common/usb_kbd.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c index 24a1a56141..49bfc096e4 100644 --- a/common/usb_kbd.c +++ b/common/usb_kbd.c @@ -31,7 +31,7 @@ int overwrite_console(void) #endif /* Keyboard sampling rate */ -#define REPEAT_RATE (40 / 4) /* 40msec -> 25cps */ +#define REPEAT_RATE 40 /* 40msec -> 25cps */ #define REPEAT_DELAY 10 /* 10 x REPEAT_RATE = 400msec */ #define NUM_LOCK 0x53 @@ -103,6 +103,7 @@ struct usb_kbd_pdata { unsigned long intpipe; int intpktsize; int intinterval; + unsigned long last_report; struct int_queue *intq; uint32_t repeat_delay; @@ -310,7 +311,7 @@ static int usb_kbd_irq(struct usb_device *dev) /* Interrupt polling */ static inline void usb_kbd_poll_for_event(struct usb_device *dev) { -#if defined(CONFIG_SYS_USB_EVENT_POLL) +#if defined(CONFIG_SYS_USB_EVENT_POLL) struct usb_kbd_pdata *data = dev->privptr; /* Submit a interrupt transfer request */ @@ -318,15 +319,17 @@ static inline void usb_kbd_poll_for_event(struct usb_device *dev) data->intinterval); usb_kbd_irq_worker(dev); -#elif defined(CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP) +#elif defined(CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP) || \ + defined(CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE) +#if defined(CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP) struct usb_interface *iface; struct usb_kbd_pdata *data = dev->privptr; iface = &dev->config.if_desc[0]; usb_get_report(dev, iface->desc.bInterfaceNumber, 1, 0, data->new, USB_KBD_BOOT_REPORT_SIZE); - if (memcmp(data->old, data->new, USB_KBD_BOOT_REPORT_SIZE)) + if (memcmp(data->old, data->new, USB_KBD_BOOT_REPORT_SIZE)) { usb_kbd_irq_worker(dev); -#elif defined(CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE) +#else struct usb_kbd_pdata *data = dev->privptr; if (poll_int_queue(dev, data->intq)) { usb_kbd_irq_worker(dev); @@ -335,6 +338,13 @@ static inline void usb_kbd_poll_for_event(struct usb_device *dev) data->intq = create_int_queue(dev, data->intpipe, 1, USB_KBD_BOOT_REPORT_SIZE, data->new, data->intinterval); +#endif + data->last_report = get_timer(0); + /* Repeat last usb hid report every REPEAT_RATE ms for keyrepeat */ + } else if (data->last_report != -1 && + get_timer(data->last_report) > REPEAT_RATE) { + usb_kbd_irq_worker(dev); + data->last_report = get_timer(0); } #endif } @@ -445,12 +455,16 @@ static int usb_kbd_probe(struct usb_device *dev, unsigned int ifnum) data->intpktsize = min(usb_maxpacket(dev, data->intpipe), USB_KBD_BOOT_REPORT_SIZE); data->intinterval = ep->bInterval; + data->last_report = -1; /* We found a USB Keyboard, install it. */ usb_set_protocol(dev, iface->desc.bInterfaceNumber, 0); +#if !defined(CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP) && \ + !defined(CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE) debug("USB KBD: found set idle...\n"); - usb_set_idle(dev, iface->desc.bInterfaceNumber, REPEAT_RATE, 0); + usb_set_idle(dev, iface->desc.bInterfaceNumber, REPEAT_RATE / 4, 0); +#endif debug("USB KBD: enable interrupt pipe...\n"); #ifdef CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE |
