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atrf-xmit: use receive interrupt instead of polling

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- atrf-xmit.c (xfer_one): use wait_for_interrupt instead of polling
- atrf-xmit.c (xfer_one): fail if there's an unexpected receiver
  interrupt
This commit is contained in:
Werner Almesberger 2011-06-09 20:49:36 -03:00
parent 703ce81dfc
commit abe923d2ef
1 changed files with 7 additions and 2 deletions
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9
tools/atrf-xmit/atrf-xmit.c
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@ -72,10 +72,15 @@ static int xfer_one(struct atrf_dsc *tx, struct atrf_dsc *rx)
uint8_t buf[PSDU_SIZE+1]; /* +1 for LQI */ uint8_t buf[PSDU_SIZE+1]; /* +1 for LQI */
int n, i; int n, i;
if (atrf_interrupt(rx)) {
fprintf(stderr, "unexpected receiver interrupt\n");
exit(1);
}
atrf_slp_tr(tx, 1, 1); atrf_slp_tr(tx, 1, 1);
#if 0 #if 1
irq = wait_for_interrupt(rx, IRQ_TRX_END, IRQ_TRX_END | IRQ_RX_START, irq = wait_for_interrupt(rx, IRQ_TRX_END, IRQ_TRX_END | IRQ_RX_START,
1000, 5); /* 5 ms */ 1000, 0);
#else #else
/* /*
* Just waiting for the maximum time is much faster than polling the * Just waiting for the maximum time is much faster than polling the