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[PATCH v5 1/4] xen/arm: allow PCI host bridge to have private data
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Mykyta Poturai <Mykyta_Poturai@xxxxxxxx>
- Date: Wed, 21 May 2025 12:21:32 +0000
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- Cc: Oleksandr Andrushchenko <Oleksandr_Andrushchenko@xxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Mykyta Poturai <Mykyta_Poturai@xxxxxxxx>
- Delivery-date: Wed, 21 May 2025 12:21:44 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHbykrilqxIORNGzEKIDfmnR2QzLw==
- Thread-topic: [PATCH v5 1/4] xen/arm: allow PCI host bridge to have private data
From: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
Some of the PCI host bridges require private data. Add priv field
to struct pci_host_bridge, so such bridges may populate it with
their private data.
Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
Signed-off-by: Mykyta Poturai <mykyta_poturai@xxxxxxxx>
Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
v4->v5:
* no change
v3->v4:
* Added Stefano's RB
v2->v3:
* removed priv allocation from common code
v1->v2:
* no change
---
xen/arch/arm/include/asm/pci.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/xen/arch/arm/include/asm/pci.h b/xen/arch/arm/include/asm/pci.h
index 7f77226c9b..a87672d834 100644
--- a/xen/arch/arm/include/asm/pci.h
+++ b/xen/arch/arm/include/asm/pci.h
@@ -66,6 +66,7 @@ struct pci_host_bridge {
uint16_t segment; /* Segment number */
struct pci_config_window* cfg; /* Pointer to the bridge config window */
const struct pci_ops *ops;
+ void *priv; /* Private data of the bridge. */
};
struct pci_ops {
--
2.34.1
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