linux-kernel - [RFC v2 7/7] PCI: hv: Turn on the host bridge probing on ARM64

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Message-Id: <20210503144635.2297386-8-boqun.feng@gmail.com>
Date:   Mon,  3 May 2021 22:46:35 +0800
From:   Boqun Feng <boqun.feng@...il.com>
To:     Bjorn Helgaas <bhelgaas@...gle.com>, Arnd Bergmann <arnd@...db.de>,
        Marc Zyngier <maz@...nel.org>
Cc:     Russell King <linux@...linux.org.uk>, Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Boqun Feng <boqun.feng@...il.com>,
        Mike Rapoport <rppt@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jon Derrick <jonathan.derrick@...el.com>,
        Sunil Muthuswamy <sunilmut@...rosoft.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-hyperv@...r.kernel.org
Subject: [RFC v2 7/7] PCI: hv: Turn on the host bridge probing on ARM64

Now we have everything we need, just provide a proper sysdata type for
the bus to use on ARM64 and everything else works.

Signed-off-by: Boqun Feng <boqun.feng@...il.com>
---
 drivers/pci/controller/pci-hyperv.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c
index 4ec7839d0adf..75ff47bedf2a 100644
--- a/drivers/pci/controller/pci-hyperv.c
+++ b/drivers/pci/controller/pci-hyperv.c
@@ -40,6 +40,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/pci-ecam.h>
 #include <linux/delay.h>
 #include <linux/semaphore.h>
 #include <linux/irqdomain.h>
@@ -449,7 +450,11 @@ enum hv_pcibus_state {
 };
 
 struct hv_pcibus_device {
+#ifdef CONFIG_X86
 	struct pci_sysdata sysdata;
+#elif defined(CONFIG_ARM64)
+	struct pci_config_window sysdata;
+#endif
 	struct pci_host_bridge *bridge;
 	struct fwnode_handle *fwnode;
 	/* Protocol version negotiated with the host */
@@ -3102,7 +3107,9 @@ static int hv_pci_probe(struct hv_device *hdev,
 			 dom_req, dom);
 
 	hbus->bridge->domain_nr = dom;
+#ifdef CONFIG_X86
 	hbus->sysdata.domain = dom;
+#endif
 
 	hbus->hdev = hdev;
 	refcount_set(&hbus->remove_lock, 1);
-- 
2.30.2