vp_vdpa: report doorbell address

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This patch reports the per vq doorbell location and size to vDPA
bus. Userspace can then map the doorbell via mmap() via vhost-vDPA bus
driver.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210415073147.19331-8-jasowang@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Eli Cohen <elic@nvidia.com>

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Jason Wang 2021-04-15 03:31:47 -04:00 • committed by Michael S. Tsirkin

parent 9e311bcad7

commit 526cb8580b

1 changed files with 17 additions and 1 deletions

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18

drivers/vdpa/virtio_pci/vp_vdpa.c

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