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powerpc/xive: Drop unmask of MSIs at startup

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That was a workaround in the XIVE domain because of the lack of MSI
domain. This is now handled.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210701132750.1475580-7-clg@kaod.org
This commit is contained in:
Cédric Le Goater
2021-07-01 15:27:24 +02:00
committed by Michael Ellerman
parent a5f3d2c17b
commit 5690bcae18
1 changed files with 0 additions and 10 deletions
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10
arch/powerpc/sysdev/xive/common.c
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@@ -616,16 +616,6 @@ static unsigned int xive_irq_startup(struct irq_data *d)
pr_devel("xive_irq_startup: irq %d [0x%x] data @%p\n",
d->irq, hw_irq, d);
#ifdef CONFIG_PCI_MSI
/*
* The generic MSI code returns with the interrupt disabled on the
* card, using the MSI mask bits. Firmware doesn't appear to unmask
* at that level, so we do it here by hand.
*/
if (irq_data_get_msi_desc(d))
pci_msi_unmask_irq(d);
#endif
/* Pick a target */
target = xive_pick_irq_target(d, irq_data_get_affinity_mask(d));
if (target == XIVE_INVALID_TARGET) {