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drivers/ctucan: fix IRQ ctrl

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This revises the post-IRQ interruption control logic so that to balance
the disable/enable operations for both chardev and socketcan cases.

Checked with chardev/socketcan on qemu-intel64.

Signed-off-by: Yanfeng Liu <p-liuyanfeng9@xiaomi.com>
This commit is contained in:
Yanfeng Liu
2025-04-16 09:28:12 +08:00
committed by Lup Yuen Lee
parent fcbd3099aa
commit 55f85dd727
1 changed files with 6 additions and 3 deletions
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drivers/can/ctucanfd_pci.c
+6 -3
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@@ -970,9 +970,10 @@ static void ctucanfd_chardev_interrupt(FAR struct ctucanfd_driver_s *priv)
ctucanfd_putreg(&priv->devs[i], CTUCANFD_INTSTAT, stat);
/* Re-enable RX interrupts */
/* Re-enable RX/TX interrupts */
ctucanfd_rxint(&priv->devs[i], true);
ctucanfd_txint(&priv->devs[i], true);
}
}
#endif /* CONFIG_CAN_CTUCANFD_CHARDEV */
@@ -1680,9 +1681,10 @@ static void ctucanfd_sock_interrupt_work(FAR void *arg)
ctucanfd_putreg(&priv->devs[i], CTUCANFD_INTSTAT, stat);
/* Re-enable RX interrupts */
/* Re-enable RX/TX interrupts */
ctucanfd_rxint(&priv->devs[i], true);
ctucanfd_txint(&priv->devs[i], true);
}
}
#endif /* CONFIG_CAN_CTUCANFD_SOCKET */
@@ -1711,9 +1713,10 @@ static int ctucanfd_interrupt(int irq, FAR void *context, FAR void *arg)
if (regval != 0)
{
/* Disable RX interrupts until we handle all interrupts */
/* Disable RX/TX interrupts until we are done */
ctucanfd_rxint(&priv->devs[i], false);
ctucanfd_txint(&priv->devs[i], false);
break;
}