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Link Interface has no Link Error registers.

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MFC after:	13 days
This commit is contained in:
mav 2017-09-01 09:48:19 +00:00
parent d04c74979d
commit 4807d74429
1 changed files with 11 additions and 3 deletions
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14
sys/dev/ntb/ntb_hw/ntb_hw_plx.c
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@ -231,6 +231,9 @@ ntb_plx_isr(void *arg)
ntb_db_event((device_t)arg, 0);
if (sc->link) /* Link Interface has no Link Error registers. */
return;
val = NTX_READ(sc, 0xfe0);
if (val == 0)
return;
@ -275,8 +278,11 @@ ntb_plx_setup_intr(device_t dev)
device_printf(dev, "bus_setup_intr failed: %d\n", error);
return (error);
}
NTX_WRITE(sc, 0xfe0, 0xf); /* Clear link interrupts. */
NTX_WRITE(sc, 0xfe4, 0x0); /* Unmask link interrupts. */
if (!sc->link) { /* Link Interface has no Link Error registers. */
NTX_WRITE(sc, 0xfe0, 0xf); /* Clear link interrupts. */
NTX_WRITE(sc, 0xfe4, 0x0); /* Unmask link interrupts. */
}
return (0);
}
@ -285,7 +291,9 @@ ntb_plx_teardown_intr(device_t dev)
{
struct ntb_plx_softc *sc = device_get_softc(dev);
NTX_WRITE(sc, 0xfe4, 0xf); /* Mask link interrupts. */
if (!sc->link) /* Link Interface has no Link Error registers. */
NTX_WRITE(sc, 0xfe4, 0xf); /* Mask link interrupts. */
if (sc->int_res) {
bus_teardown_intr(dev, sc->int_res, sc->int_tag);
bus_release_resource(dev, SYS_RES_IRQ, sc->int_rid,