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Date: Fri, 11 Nov 2022 14:54:28 +0100 (CET)
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: x86@...nel.org, Joerg Roedel <joro@...tes.org>,
Will Deacon <will@...nel.org>, linux-pci@...r.kernel.org,
Bjorn Helgaas <bhelgaas@...gle.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
Marc Zyngier <maz@...nel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jason Gunthorpe <jgg@...lanox.com>,
Dave Jiang <dave.jiang@...el.com>,
Alex Williamson <alex.williamson@...hat.com>,
Kevin Tian <kevin.tian@...el.com>,
Dan Williams <dan.j.williams@...el.com>,
Logan Gunthorpe <logang@...tatee.com>,
Ashok Raj <ashok.raj@...el.com>, Jon Mason <jdmason@...zu.us>,
Allen Hubbe <allenbh@...il.com>,
Michael Ellerman <mpe@...erman.id.au>,
Christophe Leroy <christophe.leroy@...roup.eu>,
linuxppc-dev@...ts.ozlabs.org,
"Ahmed S. Darwish" <darwi@...utronix.de>,
Reinette Chatre <reinette.chatre@...el.com>
Subject: [patch 09/39] powerpc/pseries/msi: Use msi_domain_ops::msi_post_free()
Use the new msi_post_free() callback which is invoked after the interrupts
have been freed to tell the hypervisor about the shutdown.
This allows to remove the exposure of __msi_domain_free_irqs().
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Michael Ellerman <mpe@...erman.id.au>
Cc: Christophe Leroy <christophe.leroy@...roup.eu>
Cc: linuxppc-dev@...ts.ozlabs.org
---
arch/powerpc/platforms/pseries/msi.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -447,21 +447,18 @@ static void pseries_msi_ops_msi_free(str
* RTAS can not disable one MSI at a time. It's all or nothing. Do it
* at the end after all IRQs have been freed.
*/
-static void pseries_msi_domain_free_irqs(struct irq_domain *domain,
- struct device *dev)
+static void pseries_msi_post_free(struct irq_domain *domain, struct device *dev)
{
if (WARN_ON_ONCE(!dev_is_pci(dev)))
return;
- __msi_domain_free_irqs(domain, dev);
-
rtas_disable_msi(to_pci_dev(dev));
}
static struct msi_domain_ops pseries_pci_msi_domain_ops = {
.msi_prepare = pseries_msi_ops_prepare,
.msi_free = pseries_msi_ops_msi_free,
- .domain_free_irqs = pseries_msi_domain_free_irqs,
+ .msi_post_free = pseries_msi_post_free,
};
static void pseries_msi_shutdown(struct irq_data *d)
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