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-rw-r--r--target/linux/generic/pending-5.10/850-0020-PCI-aardvark-Don-t-mask-irq-when-mapping.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.10/850-0020-PCI-aardvark-Don-t-mask-irq-when-mapping.patch b/target/linux/generic/pending-5.10/850-0020-PCI-aardvark-Don-t-mask-irq-when-mapping.patch
new file mode 100644
index 0000000000..e407fc26f9
--- /dev/null
+++ b/target/linux/generic/pending-5.10/850-0020-PCI-aardvark-Don-t-mask-irq-when-mapping.patch
@@ -0,0 +1,32 @@
+From dc01fca5a9d9c09ce9a3fb2bc2e7715c37ff3bd9 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org>
+Date: Thu, 1 Apr 2021 14:30:06 +0200
+Subject: [PATCH] PCI: aardvark: Don't mask irq when mapping
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+By default, all Legacy INTx interrupts are masked, so there is no need to
+mask this interrupt during irq_map callback.
+
+Signed-off-by: Pali Rohár <pali@kernel.org>
+Signed-off-by: Marek Behún <kabel@kernel.org>
+---
+ drivers/pci/controller/pci-aardvark.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
+index 99469e3dc945..e090276ef902 100644
+--- a/drivers/pci/controller/pci-aardvark.c
++++ b/drivers/pci/controller/pci-aardvark.c
+@@ -1337,7 +1337,6 @@ static int advk_pcie_irq_map(struct irq_domain *h,
+ {
+ struct advk_pcie *pcie = h->host_data;
+
+- advk_pcie_irq_mask(irq_get_irq_data(virq));
+ irq_set_status_flags(virq, IRQ_LEVEL);
+ irq_set_chip_and_handler(virq, &pcie->irq_chip,
+ handle_level_irq);
+--
+2.34.1
+