[PATCH v2 06/32] powerpc/xive: Drop unmask of MSIs at startup
From: Cédric Le Goater <clg@kaod.org>
Date: 2021-07-01 13:32:40
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
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> --- arch/powerpc/sysdev/xive/common.c | 10 ---------- 1 file changed, 10 deletions(-)
diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c
index 2c907a4a2b05..a03057bfccfd 100644
--- a/arch/powerpc/sysdev/xive/common.c
+++ b/arch/powerpc/sysdev/xive/common.c@@ -626,16 +626,6 @@ 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) {
--
2.31.1