From: Jens Freimann <jfreimann@redhat.com>
To: dev@dpdk.org
Cc: tiwei.bie@intel.com, maxime.coquelin@redhat.com, Gavin.Hu@arm.com
Subject: [dpdk-dev] [PATCH v11 2/9] net/virtio: add packed virtqueue defines
Date: Mon, 3 Dec 2018 15:15:08 +0100 [thread overview]
Message-ID: <20181203141515.28368-3-jfreimann@redhat.com> (raw)
In-Reply-To: <20181203141515.28368-1-jfreimann@redhat.com>
Signed-off-by: Jens Freimann <jfreimann@redhat.com>
---
drivers/net/virtio/virtio_ring.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/virtio/virtio_ring.h b/drivers/net/virtio/virtio_ring.h
index e155eb17d..9ab007c11 100644
--- a/drivers/net/virtio/virtio_ring.h
+++ b/drivers/net/virtio/virtio_ring.h
@@ -15,6 +15,10 @@
#define VRING_DESC_F_WRITE 2
/* This means the buffer contains a list of buffer descriptors. */
#define VRING_DESC_F_INDIRECT 4
+/* This flag means the descriptor was made available by the driver */
+#define VRING_DESC_F_AVAIL(b) ((uint16_t)(b) << 7)
+/* This flag means the descriptor was used by the device */
+#define VRING_DESC_F_USED(b) ((uint16_t)(b) << 15)
/* The Host uses this in used->flags to advise the Guest: don't kick me
* when you add a buffer. It's unreliable, so it's simply an
--
2.17.2
next prev parent reply other threads:[~2018-12-03 14:16 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-03 14:15 [dpdk-dev] [PATCH v11 0/9] implement packed virtqueues Jens Freimann
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 1/9] net/virtio: vring init for packed queues Jens Freimann
2018-12-03 14:15 ` Jens Freimann [this message]
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 3/9] net/virtio: add packed virtqueue helpers Jens Freimann
2018-12-05 11:27 ` Maxime Coquelin
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 4/9] net/virtio: dump packed virtqueue data Jens Freimann
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 5/9] net/virtio: implement transmit path for packed queues Jens Freimann
2018-12-05 11:16 ` Maxime Coquelin
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 6/9] net/virtio: implement receive " Jens Freimann
2018-12-05 11:28 ` Maxime Coquelin
2018-12-05 12:19 ` Jens Freimann
2018-12-05 22:52 ` Stephen Hemminger
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 7/9] net/virtio: add virtio send command packed queue support Jens Freimann
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 8/9] net/virtio-user: add option to use packed queues Jens Freimann
2018-12-03 14:15 ` [dpdk-dev] [PATCH v11 9/9] net/virtio: enable packed virtqueues by default Jens Freimann
2018-12-03 15:29 ` [dpdk-dev] [PATCH v11 0/9] implement packed virtqueues Jens Freimann
2018-12-03 15:34 ` Maxime Coquelin
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