From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800

---
 kernel/drivers/iommu/irq_remapping.c |   28 +++++-----------------------
 1 files changed, 5 insertions(+), 23 deletions(-)

diff --git a/kernel/drivers/iommu/irq_remapping.c b/kernel/drivers/iommu/irq_remapping.c
index 7d0f307..2d84b1e 100644
--- a/kernel/drivers/iommu/irq_remapping.c
+++ b/kernel/drivers/iommu/irq_remapping.c
@@ -1,4 +1,4 @@
-#include <linux/seq_file.h>
+// SPDX-License-Identifier: GPL-2.0-only
 #include <linux/cpumask.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
@@ -104,6 +104,9 @@
 	else if (IS_ENABLED(CONFIG_AMD_IOMMU) &&
 		 amd_iommu_irq_ops.prepare() == 0)
 		remap_ops = &amd_iommu_irq_ops;
+	else if (IS_ENABLED(CONFIG_HYPERV_IOMMU) &&
+		 hyperv_irq_remap_ops.prepare() == 0)
+		remap_ops = &hyperv_irq_remap_ops;
 	else
 		return -ENOSYS;
 
@@ -157,33 +160,12 @@
 }
 
 /**
- * irq_remapping_get_ir_irq_domain - Get the irqdomain associated with the IOMMU
- *				     device serving request @info
- * @info: interrupt allocation information, used to identify the IOMMU device
- *
- * It's used to get parent irqdomain for HPET and IOAPIC irqdomains.
- * Returns pointer to IRQ domain, or NULL on failure.
- */
-struct irq_domain *
-irq_remapping_get_ir_irq_domain(struct irq_alloc_info *info)
-{
-	if (!remap_ops || !remap_ops->get_ir_irq_domain)
-		return NULL;
-
-	return remap_ops->get_ir_irq_domain(info);
-}
-
-/**
  * irq_remapping_get_irq_domain - Get the irqdomain serving the request @info
  * @info: interrupt allocation information, used to identify the IOMMU device
  *
- * There will be one PCI MSI/MSIX irqdomain associated with each interrupt
- * remapping device, so this interface is used to retrieve the PCI MSI/MSIX
- * irqdomain serving request @info.
  * Returns pointer to IRQ domain, or NULL on failure.
  */
-struct irq_domain *
-irq_remapping_get_irq_domain(struct irq_alloc_info *info)
+struct irq_domain *irq_remapping_get_irq_domain(struct irq_alloc_info *info)
 {
 	if (!remap_ops || !remap_ops->get_irq_domain)
 		return NULL;

--
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