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From: Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
To: LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Cc: Jens Axboe <axboe-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>,
	Marc Zyngier <marc.zyngier-5wv7dgnIgG8@public.gmane.org>,
	Michael Ellerman <mpe-Gsx/Oe8HsFggBc27wqDAHg@public.gmane.org>,
	Ingo Molnar <mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Keith Busch <keith.busch-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Subject: [patch 11/55] iommu/vt-d: Use named irq domain interface
Date: Tue, 20 Jun 2017 01:37:11 +0200
Message-ID: <20170619235444.063083997@linutronix.de> (raw)
In-Reply-To: <20170619233700.547167146@linutronix.de>


[-- Attachment #0: iommu-vt-d--Use-named-irq-domain-interface.patch --]
[-- Type: text/plain, Size: 1662 bytes --]

Signed-off-by: Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
Cc: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
---
 drivers/iommu/intel_irq_remapping.c |   22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -500,8 +500,9 @@ static void iommu_enable_irq_remapping(s
 static int intel_setup_irq_remapping(struct intel_iommu *iommu)
 {
 	struct ir_table *ir_table;
-	struct page *pages;
+	struct fwnode_handle *fn;
 	unsigned long *bitmap;
+	struct page *pages;
 
 	if (iommu->ir_table)
 		return 0;
@@ -525,15 +526,24 @@ static int intel_setup_irq_remapping(str
 		goto out_free_pages;
 	}
 
-	iommu->ir_domain = irq_domain_add_hierarchy(arch_get_ir_parent_domain(),
-						    0, INTR_REMAP_TABLE_ENTRIES,
-						    NULL, &intel_ir_domain_ops,
-						    iommu);
+	fn = irq_domain_alloc_named_id_fwnode("INTEL-IR", iommu->seq_id);
+	if (!fn)
+		goto out_free_bitmap;
+
+	iommu->ir_domain =
+		irq_domain_create_hierarchy(arch_get_ir_parent_domain(),
+					    0, INTR_REMAP_TABLE_ENTRIES,
+					    fn, &intel_ir_domain_ops,
+					    iommu);
+	kfree(fn);
 	if (!iommu->ir_domain) {
 		pr_err("IR%d: failed to allocate irqdomain\n", iommu->seq_id);
 		goto out_free_bitmap;
 	}
-	iommu->ir_msi_domain = arch_create_msi_irq_domain(iommu->ir_domain);
+	iommu->ir_msi_domain =
+		arch_create_remap_msi_irq_domain(iommu->ir_domain,
+						 "INTEL-IR-MSI",
+						 iommu->seq_id);
 
 	ir_table->base = page_address(pages);
 	ir_table->bitmap = bitmap;

  parent reply index

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20170619233700.547167146@linutronix.de>
2017-06-19 23:37 ` [patch 02/55] iommu/amd: Add name to irq chip Thomas Gleixner
     [not found]   ` <20170619235443.343236995-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2017-06-21 15:51     ` Joerg Roedel
2017-06-19 23:37 ` [patch 03/55] iommu/vt-d: " Thomas Gleixner
     [not found]   ` <20170619235443.431939968-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2017-06-21 15:51     ` Joerg Roedel
2017-06-19 23:37 ` [patch 10/55] x86/msi: Provide new iommu irqdomain interface Thomas Gleixner
2017-06-19 23:37 ` Thomas Gleixner [this message]
     [not found]   ` <20170619235444.063083997-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2017-06-21 15:52     ` [patch 11/55] iommu/vt-d: Use named irq domain interface Joerg Roedel
2017-06-19 23:37 ` [patch 12/55] iommu/amd: " Thomas Gleixner
     [not found]   ` <20170619235444.142270582-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
2017-06-21 15:52     ` Joerg Roedel

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