Messages in this thread Patch in this message | | | From | sebastien.boeuf@intel ... | Subject | [PATCH v4 4/4] vdpa_sim: Implement resume vdpa op | Date | Tue, 18 Oct 2022 10:37:27 +0200 |
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From: Sebastien Boeuf <sebastien.boeuf@intel.com>
Implement resume operation for vdpa_sim devices, so vhost-vdpa will offer that backend feature and userspace can effectively resume the device.
Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com> --- drivers/vdpa/vdpa_sim/vdpa_sim.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c index b071f0d842fb..05e3802fb746 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c @@ -527,6 +527,18 @@ static int vdpasim_suspend(struct vdpa_device *vdpa) return 0; } +static int vdpasim_resume(struct vdpa_device *vdpa) +{ + struct vdpasim *vdpasim = vdpa_to_sim(vdpa); + int i; + + spin_lock(&vdpasim->lock); + vdpasim->running = true; + spin_unlock(&vdpasim->lock); + + return 0; +} + static size_t vdpasim_get_config_size(struct vdpa_device *vdpa) { struct vdpasim *vdpasim = vdpa_to_sim(vdpa); @@ -717,6 +729,7 @@ static const struct vdpa_config_ops vdpasim_config_ops = { .set_status = vdpasim_set_status, .reset = vdpasim_reset, .suspend = vdpasim_suspend, + .resume = vdpasim_resume, .get_config_size = vdpasim_get_config_size, .get_config = vdpasim_get_config, .set_config = vdpasim_set_config, @@ -750,6 +763,7 @@ static const struct vdpa_config_ops vdpasim_batch_config_ops = { .set_status = vdpasim_set_status, .reset = vdpasim_reset, .suspend = vdpasim_suspend, + .resume = vdpasim_resume, .get_config_size = vdpasim_get_config_size, .get_config = vdpasim_get_config, .set_config = vdpasim_set_config, -- 2.34.1 --------------------------------------------------------------------- Intel Corporation SAS (French simplified joint stock company) Registered headquarters: "Les Montalets"- 2, rue de Paris, 92196 Meudon Cedex, France Registration Number: 302 456 199 R.C.S. NANTERRE Capital: 5 208 026.16 Euros This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). Any review or distribution by others is strictly prohibited. If you are not the intended recipient, please contact the sender and delete all copies.
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