lkml.org 
[lkml]   [2022]   [Jun]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v6 1/4] vdpa: Add suspend operation
On Thu, Jun 23, 2022 at 06:07:35PM +0200, Eugenio Pérez wrote:
>This operation is optional: It it's not implemented, backend feature bit
>will not be exposed.
>
>Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
>---
> include/linux/vdpa.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
>diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h
>index 7b4a13d3bd91..d282f464d2f1 100644
>--- a/include/linux/vdpa.h
>+++ b/include/linux/vdpa.h
>@@ -218,6 +218,9 @@ struct vdpa_map_file {
> * @reset: Reset device
> * @vdev: vdpa device
> * Returns integer: success (0) or error (< 0)
>+ * @suspend: Suspend or resume the device (optional)
^
IIUC we removed the resume operation (that should be done with reset),
so should we update this documentation?

Thanks,
Stefano

>+ * @vdev: vdpa device
>+ * Returns integer: success (0) or error (< 0)
> * @get_config_size: Get the size of the configuration space includes
> * fields that are conditional on feature bits.
> * @vdev: vdpa device
>@@ -319,6 +322,7 @@ struct vdpa_config_ops {
> u8 (*get_status)(struct vdpa_device *vdev);
> void (*set_status)(struct vdpa_device *vdev, u8 status);
> int (*reset)(struct vdpa_device *vdev);
>+ int (*suspend)(struct vdpa_device *vdev);
> size_t (*get_config_size)(struct vdpa_device *vdev);
> void (*get_config)(struct vdpa_device *vdev, unsigned int offset,
> void *buf, unsigned int len);
>--
>2.31.1
>

\
 
 \ /
  Last update: 2022-06-28 15:44    [W:0.180 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site