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fw/mac.c (handle_irq): read REG_IRQ_STATUS also if we ignore the value

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Else, we won't get any further interrupts.
This commit is contained in:
Werner Almesberger 2013-02-13 01:35:23 -03:00
parent c19fccf17c
commit 911eb4d4b5
1 changed files with 3 additions and 3 deletions
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6
atusb/fw/mac.c
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@ -1,8 +1,8 @@
/* /*
* fw/mac.c - HardMAC functions * fw/mac.c - HardMAC functions
* *
* Written 2011 by Werner Almesberger * Written 2011, 2013 by Werner Almesberger
* Copyright 2011 Werner Almesberger * Copyright 2011, 2013 Werner Almesberger
* *
* This program is free software; you can redistribute it and/or modify * This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by * it under the terms of the GNU General Public License as published by
@ -68,6 +68,7 @@ static int handle_irq(void)
uint8_t irq; uint8_t irq;
uint8_t size, i; uint8_t size, i;
irq = reg_read(REG_IRQ_STATUS);
if (txing) { if (txing) {
if (eps[1].state == EP_IDLE) if (eps[1].state == EP_IDLE)
usb_send(&eps[1], "", 1, rx_done, NULL); usb_send(&eps[1], "", 1, rx_done, NULL);
@ -80,7 +81,6 @@ static int handle_irq(void)
return 0; return 0;
} }
irq = reg_read(REG_IRQ_STATUS);
if (!(irq & IRQ_TRX_END)) if (!(irq & IRQ_TRX_END))
return 1; return 1;