diff options
| author | Jiqian Chen <Jiqian.Chen@amd.com> | 2024-09-24 14:14:36 +0800 |
|---|---|---|
| committer | Juergen Gross <jgross@suse.com> | 2024-09-25 09:54:52 +0200 |
| commit | b166b8ab4189743a717cb93f50d6fcca3a46770d (patch) | |
| tree | a741953e26c6d97544b26f472b7cc710dae746d7 /include/xen | |
| parent | 88801d043b1d16caae76a5e2e5991e8b1f55ce7f (diff) | |
xen/pvh: Setup gsi for passthrough device
In PVH dom0, the gsis don't get registered, but the gsi of
a passthrough device must be configured for it to be able to be
mapped into a domU.
When assigning a device to passthrough, proactively setup the gsi
of the device during that process.
Signed-off-by: Jiqian Chen <Jiqian.Chen@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Jiqian Chen <Jiqian.Chen@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Message-ID: <20240924061437.2636766-3-Jiqian.Chen@amd.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'include/xen')
| -rw-r--r-- | include/xen/acpi.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/xen/acpi.h b/include/xen/acpi.h index b1e11863144d..3bcfe82d9078 100644 --- a/include/xen/acpi.h +++ b/include/xen/acpi.h @@ -67,10 +67,28 @@ static inline void xen_acpi_sleep_register(void) acpi_suspend_lowlevel = xen_acpi_suspend_lowlevel; } } +int xen_pvh_setup_gsi(int gsi, int trigger, int polarity); +int xen_acpi_get_gsi_info(struct pci_dev *dev, + int *gsi_out, + int *trigger_out, + int *polarity_out); #else static inline void xen_acpi_sleep_register(void) { } + +static inline int xen_pvh_setup_gsi(int gsi, int trigger, int polarity) +{ + return -1; +} + +static inline int xen_acpi_get_gsi_info(struct pci_dev *dev, + int *gsi_out, + int *trigger_out, + int *polarity_out) +{ + return -1; +} #endif #endif /* _XEN_ACPI_H */ |