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-rw-r--r--tmk_core/protocol/vusb/main.c54
-rw-r--r--tmk_core/protocol/vusb/vusb.h3
2 files changed, 40 insertions, 17 deletions
diff --git a/tmk_core/protocol/vusb/main.c b/tmk_core/protocol/vusb/main.c
index 2e8bb2fbbc..af64f4e561 100644
--- a/tmk_core/protocol/vusb/main.c
+++ b/tmk_core/protocol/vusb/main.c
@@ -53,10 +53,10 @@ static void initForUsbConnectivity(void) {
usbDeviceConnect();
}
-static void usb_remote_wakeup(void) {
+static void vusb_send_remote_wakeup(void) {
cli();
- int8_t ddr_orig = USBDDR;
+ uint8_t ddr_orig = USBDDR;
USBOUT |= (1 << USBMINUS);
USBDDR = ddr_orig | USBMASK;
USBOUT ^= USBMASK;
@@ -70,6 +70,27 @@ static void usb_remote_wakeup(void) {
sei();
}
+bool vusb_suspended = false;
+
+static void vusb_suspend(void) {
+ vusb_suspended = true;
+
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_enable();
+#endif
+
+ suspend_power_down();
+}
+
+static void vusb_wakeup(void) {
+ vusb_suspended = false;
+ suspend_wakeup_init();
+
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_disable();
+#endif
+}
+
/** \brief Setup USB
*
* FIXME: Needs doc
@@ -87,9 +108,8 @@ static void setup_usb(void) {
*/
int main(void) __attribute__((weak));
int main(void) {
- bool suspended = false;
#if USB_COUNT_SOF
- uint16_t last_timer = timer_read();
+ uint16_t sof_timer = timer_read();
#endif
#ifdef CLKPR
@@ -112,23 +132,24 @@ int main(void) {
while (1) {
#if USB_COUNT_SOF
if (usbSofCount != 0) {
- suspended = false;
usbSofCount = 0;
- last_timer = timer_read();
-# ifdef SLEEP_LED_ENABLE
- sleep_led_disable();
-# endif
+ sof_timer = timer_read();
+ if (vusb_suspended) {
+ vusb_wakeup();
+ }
} else {
// Suspend when no SOF in 3ms-10ms(7.1.7.4 Suspending of USB1.1)
- if (timer_elapsed(last_timer) > 5) {
- suspended = true;
-# ifdef SLEEP_LED_ENABLE
- sleep_led_enable();
-# endif
+ if (!vusb_suspended && timer_elapsed(sof_timer) > 5) {
+ vusb_suspend();
}
}
#endif
- if (!suspended) {
+ if (vusb_suspended) {
+ vusb_suspend();
+ if (suspend_wakeup_condition()) {
+ vusb_send_remote_wakeup();
+ }
+ } else {
usbPoll();
// TODO: configuration process is inconsistent. it sometime fails.
@@ -145,6 +166,7 @@ int main(void) {
raw_hid_task();
}
#endif
+
#ifdef CONSOLE_ENABLE
usbPoll();
@@ -156,8 +178,6 @@ int main(void) {
// Run housekeeping
housekeeping_task_kb();
housekeeping_task_user();
- } else if (suspend_wakeup_condition()) {
- usb_remote_wakeup();
}
}
}
diff --git a/tmk_core/protocol/vusb/vusb.h b/tmk_core/protocol/vusb/vusb.h
index b4c73aabae..b1ecc98f37 100644
--- a/tmk_core/protocol/vusb/vusb.h
+++ b/tmk_core/protocol/vusb/vusb.h
@@ -18,6 +18,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#pragma once
#include "host_driver.h"
+#include <usbdrv/usbdrv.h>
typedef struct usbDescriptorHeader {
uchar bLength;
@@ -119,5 +120,7 @@ typedef struct usbConfigurationDescriptor {
#define USB_STRING_LEN(s) (sizeof(usbDescriptorHeader_t) + ((s) << 1))
+extern bool vusb_suspended;
+
host_driver_t *vusb_driver(void);
void vusb_transfer_keyboard(void);