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From: David Riley <davidriley@chromium.org>
To: dri-devel@lists.freedesktop.org,
	virtualization@lists.linux-foundation.org
Cc: "David Airlie" <airlied@linux.ie>,
	"Gerd Hoffmann" <kraxel@redhat.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	"Gurchetan Singh" <gurchetansingh@chromium.org>,
	"Stéphane Marchesin" <marcheu@chromium.org>,
	linux-kernel@vger.kernel.org,
	"David Riley" <davidriley@chromium.org>
Subject: [PATCH v3 1/2] drm/virtio: Rewrite virtio_gpu_queue_ctrl_buffer using fenced version.
Date: Tue, 10 Sep 2019 13:06:50 -0700	[thread overview]
Message-ID: <20190910200651.118628-1-davidriley@chromium.org> (raw)
In-Reply-To: <20190829212417.257397-1-davidriley@chromium.org>

Factor function in preparation to generating scatterlist prior to locking.

Signed-off-by: David Riley <davidriley@chromium.org>
---
 drivers/gpu/drm/virtio/virtgpu_vq.c | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index 981ee16e3ee9..bf5a4a50b002 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -299,17 +299,6 @@ static int virtio_gpu_queue_ctrl_buffer_locked(struct virtio_gpu_device *vgdev,
 	return ret;
 }
 
-static int virtio_gpu_queue_ctrl_buffer(struct virtio_gpu_device *vgdev,
-					struct virtio_gpu_vbuffer *vbuf)
-{
-	int rc;
-
-	spin_lock(&vgdev->ctrlq.qlock);
-	rc = virtio_gpu_queue_ctrl_buffer_locked(vgdev, vbuf);
-	spin_unlock(&vgdev->ctrlq.qlock);
-	return rc;
-}
-
 static int virtio_gpu_queue_fenced_ctrl_buffer(struct virtio_gpu_device *vgdev,
 					       struct virtio_gpu_vbuffer *vbuf,
 					       struct virtio_gpu_ctrl_hdr *hdr,
@@ -335,13 +324,19 @@ static int virtio_gpu_queue_fenced_ctrl_buffer(struct virtio_gpu_device *vgdev,
 		goto again;
 	}
 
-	if (fence)
+	if (hdr && fence)
 		virtio_gpu_fence_emit(vgdev, hdr, fence);
 	rc = virtio_gpu_queue_ctrl_buffer_locked(vgdev, vbuf);
 	spin_unlock(&vgdev->ctrlq.qlock);
 	return rc;
 }
 
+static int virtio_gpu_queue_ctrl_buffer(struct virtio_gpu_device *vgdev,
+					struct virtio_gpu_vbuffer *vbuf)
+{
+	return virtio_gpu_queue_fenced_ctrl_buffer(vgdev, vbuf, NULL, NULL);
+}
+
 static int virtio_gpu_queue_cursor(struct virtio_gpu_device *vgdev,
 				   struct virtio_gpu_vbuffer *vbuf)
 {
-- 
2.23.0.162.g0b9fbb3734-goog


  parent reply	other threads:[~2019-09-10 20:07 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-29 21:24 [PATCH] drm/virtio: Use vmalloc for command buffer allocations David Riley
2019-08-30  6:08 ` Gerd Hoffmann
     [not found]   ` <CAASgrz2v0DYb_5A3MnaWFM4Csx1DKkZe546v7DG7R+UyLOA8og@mail.gmail.com>
2019-08-30 11:16     ` Gerd Hoffmann
2019-08-30 16:24       ` Chia-I Wu
2019-09-02  5:19         ` Gerd Hoffmann
2019-08-30 17:49       ` David Riley
2019-09-02  5:28         ` Gerd Hoffmann
2019-09-03 20:27           ` David Riley
2019-08-30 16:18 ` Chia-I Wu
2019-09-05 22:00 ` [PATCH v2] " David Riley
2019-09-06  5:18   ` Gerd Hoffmann
2019-09-09 17:12     ` David Riley
2019-09-10 20:06 ` David Riley [this message]
2019-09-11  5:12   ` [PATCH v3 1/2] drm/virtio: Rewrite virtio_gpu_queue_ctrl_buffer using fenced version Gerd Hoffmann
2019-09-11 17:35     ` David Riley
2019-09-10 20:06 ` [PATCH v3 2/2] drm/virtio: Use vmalloc for command buffer allocations David Riley
2019-09-11 18:14 ` [PATCH v4 0/2] drm/virtio: Use vmalloc for command buffer alllocations David Riley
2019-09-11 18:14 ` [PATCH v4 1/2] drm/virtio: Rewrite virtio_gpu_queue_ctrl_buffer using fenced version David Riley
2019-09-11 18:14 ` [PATCH v4 2/2] drm/virtio: Use vmalloc for command buffer allocations David Riley
2019-09-12  7:51   ` Gerd Hoffmann

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