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Loop based vusb_transfer_keyboard

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This commit is contained in:
Rasmus Schults 2018-04-08 00:07:26 +03:00 • committed by Jack Humbert
parent 8a27703ef4
commit 095b28e006
1 changed files with 16 additions and 11 deletions
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27
tmk_core/protocol/vusb/vusb.c
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@ -27,6 +27,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "host_driver.h"
#include "vusb.h"
#include "bootloader.h"
#include <util/delay.h>
static uint8_t vusb_keyboard_leds = 0;
@ -46,22 +47,26 @@ typedef struct {
static keyboard_report_t keyboard_report; // sent to PC
#define VUSB_TRANSFER_KEYBOARD_MAX_TRIES 10
/* transfer keyboard report from buffer */
void vusb_transfer_keyboard(void)
{
if (usbInterruptIsReady()) {
if (kbuf_head != kbuf_tail) {
usbSetInterrupt((void *)&kbuf[kbuf_tail], sizeof(report_keyboard_t));
kbuf_tail = (kbuf_tail + 1) % KBUF_SIZE;
if (debug_keyboard) {
print("V-USB: kbuf["); pdec(kbuf_tail); print("->"); pdec(kbuf_head); print("](");
phex((kbuf_head < kbuf_tail) ? (KBUF_SIZE - kbuf_tail + kbuf_head) : (kbuf_head - kbuf_tail));
print(")\n");
for (int i = 0; i < VUSB_TRANSFER_KEYBOARD_MAX_TRIES; i++) {
if (usbInterruptIsReady()) {
if (kbuf_head != kbuf_tail) {
usbSetInterrupt((void *)&kbuf[kbuf_tail], sizeof(report_keyboard_t));
kbuf_tail = (kbuf_tail + 1) % KBUF_SIZE;
if (debug_keyboard) {
print("V-USB: kbuf["); pdec(kbuf_tail); print("->"); pdec(kbuf_head); print("](");
phex((kbuf_head < kbuf_tail) ? (KBUF_SIZE - kbuf_tail + kbuf_head) : (kbuf_head - kbuf_tail));
print(")\n");
}
}
break;
}
} else {
usbPoll();
vusb_transfer_keyboard();
usbPoll();
_delay_ms(1);
}
}