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[Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api strin
From: |
Kirti Wankhede |
Subject: |
[Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags |
Date: |
Tue, 18 Oct 2016 02:52:10 +0530 |
Function vfio_device_api_string() returns string based on flag set in
vfio_device_info's flag. This should be used by vendor driver to get string
based on flag for device_api attribute.
Signed-off-by: Kirti Wankhede <address@hidden>
Signed-off-by: Neo Jia <address@hidden>
Change-Id: I42d29f475f02a7132ce13297fbf2b48f1da10995
---
drivers/vfio/vfio.c | 15 +++++++++++++++
include/linux/vfio.h | 2 ++
2 files changed, 17 insertions(+)
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index 10ef1c5fa762..aec470454a13 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -1917,6 +1917,21 @@ int vfio_set_irqs_validate_and_prepare(struct
vfio_irq_set *hdr, int num_irqs,
}
EXPORT_SYMBOL(vfio_set_irqs_validate_and_prepare);
+const char *vfio_device_api_string(u32 flags)
+{
+ if (flags & VFIO_DEVICE_FLAGS_PCI)
+ return "vfio-pci";
+
+ if (flags & VFIO_DEVICE_FLAGS_PLATFORM)
+ return "vfio-platform";
+
+ if (flags & VFIO_DEVICE_FLAGS_AMBA)
+ return "vfio-amba";
+
+ return "";
+}
+EXPORT_SYMBOL(vfio_device_api_string);
+
/*
* Pin a set of guest PFNs and return their associated host PFNs for local
* domain only.
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index 31d059f1649b..fca2bf23c4f1 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -116,6 +116,8 @@ extern int vfio_set_irqs_validate_and_prepare(struct
vfio_irq_set *hdr,
int num_irqs, int max_irq_type,
size_t *data_size);
+extern const char *vfio_device_api_string(u32 flags);
+
struct pci_dev;
#ifdef CONFIG_EEH
extern void vfio_spapr_pci_eeh_open(struct pci_dev *pdev);
--
2.7.0
- Re: [Qemu-devel] [PATCH v9 06/12] vfio_pci: Update vfio_pci to use vfio_info_add_capability(), (continued)
[Qemu-devel] [PATCH v9 05/12] vfio: Introduce common function to add capabilities, Kirti Wankhede, 2016/10/17
[Qemu-devel] [PATCH v9 07/12] vfio: Introduce vfio_set_irqs_validate_and_prepare(), Kirti Wankhede, 2016/10/17
[Qemu-devel] [PATCH v9 09/12] vfio_platform: Updated to use vfio_set_irqs_validate_and_prepare(), Kirti Wankhede, 2016/10/17
[Qemu-devel] [PATCH v9 08/12] vfio_pci: Updated to use vfio_set_irqs_validate_and_prepare(), Kirti Wankhede, 2016/10/17
[Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags,
Kirti Wankhede <=
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Alex Williamson, 2016/10/20
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Kirti Wankhede, 2016/10/20
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Alex Williamson, 2016/10/20
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Kirti Wankhede, 2016/10/20
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Alex Williamson, 2016/10/20
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Kirti Wankhede, 2016/10/20
- Re: [Qemu-devel] [PATCH v9 10/12] vfio: Add function to get device_api string from vfio_device_info.flags, Alex Williamson, 2016/10/20
[Qemu-devel] [PATCH v9 11/12] docs: Add Documentation for Mediated devices, Kirti Wankhede, 2016/10/17
[Qemu-devel] [PATCH v9 12/12] docs: Sample driver to demonstrate how to use Mediated device framework., Kirti Wankhede, 2016/10/17