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STM32 Ethernet: Fix a cornercase where the TX poll timer is not restarted.

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This commit is contained in:
Manuel Stuehn 2016-02-03 08:24:49 -06:00 committed by Gregory Nutt
parent 1e4f2ae2c1
commit 7236e742ab
1 changed files with 11 additions and 2 deletions
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11
arch/arm/src/stm32/stm32_eth.c
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@ -1908,7 +1908,8 @@ static void stm32_freeframe(FAR struct stm32_ethmac_s *priv)
* Function: stm32_txdone * Function: stm32_txdone
* *
* Description: * Description:
* An interrupt was received indicating that the last TX packet(s) is done * An interrupt was received indicating that the last TX packet
* transfer(s) are complete.
* *
* Parameters: * Parameters:
* priv - Reference to the driver state structure * priv - Reference to the driver state structure
@ -1933,8 +1934,16 @@ static void stm32_txdone(FAR struct stm32_ethmac_s *priv)
if (priv->inflight <= 0) if (priv->inflight <= 0)
{ {
/* Cancel the TX timeout */
wd_cancel(priv->txtimeout); wd_cancel(priv->txtimeout);
/* Then make sure that the TX poll timer is running (if it is already
* running, the following would restart it).
*/
(void)wd_start(priv->txpoll, STM32_WDDELAY, stm32_poll_expiry, 1, priv);
/* And disable further TX interrupts. */ /* And disable further TX interrupts. */
stm32_disableint(priv, ETH_DMAINT_TI); stm32_disableint(priv, ETH_DMAINT_TI);