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Limit 24xx adapters to only MSI interrupts by default.

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This was actually the known good configuration we used before.
Single MSI-X configuration doesn't even work there on my tests, just due
to lack of documentation not sure whether by design or I am doing something
wrong.

PR:		233654
MFC after:	1 week
This commit is contained in:
Alexander Motin 2019-02-28 21:07:16 +00:00
parent 2e881c1ae3
commit 1f8c4546a8
1 changed files with 1 additions and 1 deletions
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2
sys/dev/isp/isp_pci.c
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@ -1910,7 +1910,7 @@ isp_pci_irqsetup(ispsoftc_t *isp)
ISP_UNLOCK(isp);
if (ISP_CAP_MSIX(isp)) {
max_irq = IS_26XX(isp) ? 3 : (IS_25XX(isp) ? 2 : 1);
max_irq = IS_26XX(isp) ? 3 : (IS_25XX(isp) ? 2 : 0);
resource_int_value(device_get_name(dev),
device_get_unit(dev), "msix", &max_irq);
max_irq = imin(ISP_MAX_IRQS, max_irq);