Commit 5690bcae authored by Cédric Le Goater's avatar Cédric Le Goater Committed by Michael Ellerman
Browse files

powerpc/xive: Drop unmask of MSIs at startup 



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

Signed-off-by: default avatarCédric Le Goater <clg@kaod.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210701132750.1475580-7-clg@kaod.org
parent a5f3d2c1

arch/powerpc/sysdev/xive/common.c

+0 −10
Original line number Diff line number Diff line
@@ -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) {