Displaying 8 results from an estimated 8 matches for "trace_virtio_gpu_cmd_queu".
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trace_virtio_gpu_cmd_queue
2019 Jul 11
2
[PATCH] drm/virtio: kick vq outside of the vq lock
...ivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 6c1a90717535..e96f88fe5c83 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -291,11 +291,9 @@ static int virtio_gpu_queue_ctrl_buffer_locked(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq,
(struct virtio_gpu_ctrl_hdr *)vbuf->buf);
- virtqueue_kick(vq);
+ ret = virtqueue_kick_prepare(vq);
}
- if (!ret)
- ret = vq->num_free;
return ret;
}
@@ -307,6 +305,10 @@ static int virtio_gpu_queue_ctrl_buffer(struct virtio_gpu_device *vgdev,
spin_lock(&vgdev->...
2019 Jul 11
2
[PATCH] drm/virtio: kick vq outside of the vq lock
...ivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 6c1a90717535..e96f88fe5c83 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -291,11 +291,9 @@ static int virtio_gpu_queue_ctrl_buffer_locked(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq,
(struct virtio_gpu_ctrl_hdr *)vbuf->buf);
- virtqueue_kick(vq);
+ ret = virtqueue_kick_prepare(vq);
}
- if (!ret)
- ret = vq->num_free;
return ret;
}
@@ -307,6 +305,10 @@ static int virtio_gpu_queue_ctrl_buffer(struct virtio_gpu_device *vgdev,
spin_lock(&vgdev->...
2019 Jul 11
0
[PATCH] drm/virtio: kick vq outside of the vq lock
...ivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 6c1a90717535..e96f88fe5c83 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -291,11 +291,9 @@ static int virtio_gpu_queue_ctrl_buffer_locked(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq,
(struct virtio_gpu_ctrl_hdr *)vbuf->buf);
- virtqueue_kick(vq);
+ ret = virtqueue_kick_prepare(vq);
}
- if (!ret)
- ret = vq->num_free;
return ret;
}
@@ -307,6 +305,10 @@ static int virtio_gpu_queue_ctrl_buffer(struct virtio_gpu_device *vgdev,
spin_lock(&vgdev->...
2019 Aug 13
0
[PATCH 2/2] drm/virtio: notify virtqueues without holding spinlock
...cnt = 0;
+ bool notify = false;
int ret;
if (!vgdev->vqs_ready)
- return;
+ return notify;
sg_init_one(&vcmd, vbuf->buf, vbuf->size);
sgs[outcnt + incnt] = &vcmd;
@@ -292,16 +293,21 @@ static void virtio_gpu_queue_ctrl_buffer_locked(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq,
(struct virtio_gpu_ctrl_hdr *)vbuf->buf);
- virtqueue_kick(vq);
+ notify = virtqueue_kick_prepare(vq);
}
+ return notify;
}
static void virtio_gpu_queue_ctrl_buffer(struct virtio_gpu_device *vgdev,
struct virtio_gpu_vbuffer *vbuf)
{
+ bool notify;
+
spin_lock(&vg...
2020 Feb 11
1
[PATCH] drm/virtio: rework batching
...tic void virtio_gpu_queue_ctrl_sgs(struct virtio_gpu_device *vgdev,
int incnt)
{
struct virtqueue *vq = vgdev->ctrlq.vq;
- bool notify = false;
int ret;
if (vgdev->has_indirect)
@@ -369,16 +368,9 @@ static void virtio_gpu_queue_ctrl_sgs(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq, virtio_gpu_vbuf_ctrl_hdr(vbuf));
- notify = virtqueue_kick_prepare(vq);
+ atomic_inc(&vgdev->pending_commands);
spin_unlock(&vgdev->ctrlq.qlock);
-
- if (notify) {
- if (vgdev->disable_notify)
- vgdev->pending_notify = true;
- else
- virtqueue_notify(vq);
- }
}...
2020 Feb 12
1
[PATCH v2] drm/virtio: rework batching
...ctrl_sgs(struct virtio_gpu_device *vgdev,
int incnt)
{
struct virtqueue *vq = vgdev->ctrlq.vq;
- bool notify = false;
int ret, idx;
if (!drm_dev_enter(vgdev->ddev, &idx)) {
@@ -368,16 +367,10 @@ static void virtio_gpu_queue_ctrl_sgs(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq, virtio_gpu_vbuf_ctrl_hdr(vbuf));
- notify = virtqueue_kick_prepare(vq);
+ atomic_inc(&vgdev->pending_commands);
spin_unlock(&vgdev->ctrlq.qlock);
- if (notify) {
- if (vgdev->disable_notify)
- vgdev->pending_notify = true;
- else
- virtqueue_notify(vq);
- }...
2020 Feb 13
0
[PATCH v3 1/4] drm/virtio: rework notification for better batching
...ctrl_sgs(struct virtio_gpu_device *vgdev,
int incnt)
{
struct virtqueue *vq = vgdev->ctrlq.vq;
- bool notify = false;
int ret, idx;
if (!drm_dev_enter(vgdev->ddev, &idx)) {
@@ -368,16 +367,10 @@ static void virtio_gpu_queue_ctrl_sgs(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq, virtio_gpu_vbuf_ctrl_hdr(vbuf));
- notify = virtqueue_kick_prepare(vq);
+ atomic_inc(&vgdev->pending_commands);
spin_unlock(&vgdev->ctrlq.qlock);
- if (notify) {
- if (vgdev->disable_notify)
- vgdev->pending_notify = true;
- else
- virtqueue_notify(vq);
- }...
2020 Feb 14
0
[PATCH v4 1/6] drm/virtio: rework notification for better batching
...ctrl_sgs(struct virtio_gpu_device *vgdev,
int incnt)
{
struct virtqueue *vq = vgdev->ctrlq.vq;
- bool notify = false;
int ret, idx;
if (!drm_dev_enter(vgdev->ddev, &idx)) {
@@ -368,16 +367,10 @@ static void virtio_gpu_queue_ctrl_sgs(struct virtio_gpu_device *vgdev,
trace_virtio_gpu_cmd_queue(vq, virtio_gpu_vbuf_ctrl_hdr(vbuf));
- notify = virtqueue_kick_prepare(vq);
+ atomic_inc(&vgdev->pending_commands);
spin_unlock(&vgdev->ctrlq.qlock);
- if (notify) {
- if (vgdev->disable_notify)
- vgdev->pending_notify = true;
- else
- virtqueue_notify(vq);
- }...