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From: Arnaud Pouliquen <arnaud.pouliquen@st.com>
To: Bjorn Andersson <bjorn.andersson@linaro.org>,
	Ohad Ben-Cohen <ohad@wizery.com>,
	Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: <linux-remoteproc@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	<arnaud.pouliquen@st.com>
Subject: [PATCH v2 3/8] rpmsg: virtio: add rpmsg channel device ops
Date: Tue, 25 Aug 2020 18:49:02 +0200	[thread overview]
Message-ID: <20200825164907.3642-4-arnaud.pouliquen@st.com> (raw)
In-Reply-To: <20200825164907.3642-1-arnaud.pouliquen@st.com>

Implement the create and release of the RPMsg channel
for the RPMsg virtio bus.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
---
 drivers/rpmsg/virtio_rpmsg_bus.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index 736bc7b9dea8..910d30818901 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -176,6 +176,12 @@ static int virtio_rpmsg_trysendto(struct rpmsg_endpoint *ept, void *data,
 				  int len, u32 dst);
 static int virtio_rpmsg_trysend_offchannel(struct rpmsg_endpoint *ept, u32 src,
 					   u32 dst, void *data, int len);
+static struct rpmsg_device *
+	virtio_rpmsg_create_channel(struct rpmsg_device *rpdev,
+				    struct rpmsg_channel_info *chinfo);
+static int virtio_rpmsg_release_channel(struct rpmsg_device *rpdev,
+					struct rpmsg_channel_info *chinfo);
+
 
 static const struct rpmsg_endpoint_ops virtio_endpoint_ops = {
 	.destroy_ept = virtio_rpmsg_destroy_ept,
@@ -372,6 +378,8 @@ static int virtio_rpmsg_announce_destroy(struct rpmsg_device *rpdev)
 }
 
 static const struct rpmsg_device_ops virtio_rpmsg_ops = {
+	.create_channel = virtio_rpmsg_create_channel,
+	.release_channel = virtio_rpmsg_release_channel,
 	.create_ept = virtio_rpmsg_create_ept,
 	.announce_create = virtio_rpmsg_announce_create,
 	.announce_destroy = virtio_rpmsg_announce_destroy,
@@ -439,6 +447,25 @@ __rpmsg_create_channel(struct virtproc_info *vrp,
 	return rpdev;
 }
 
+static struct rpmsg_device *
+	virtio_rpmsg_create_channel(struct rpmsg_device *rpdev,
+				    struct rpmsg_channel_info *chinfo)
+{
+	struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev);
+	struct virtproc_info *vrp = vch->vrp;
+
+	return __rpmsg_create_channel(vrp, chinfo);
+}
+
+static int virtio_rpmsg_release_channel(struct rpmsg_device *rpdev,
+					struct rpmsg_channel_info *chinfo)
+{
+	struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev);
+	struct virtproc_info *vrp = vch->vrp;
+
+	return rpmsg_unregister_device(&vrp->vdev->dev, chinfo);
+}
+
 /* super simple buffer "allocator" that is just enough for now */
 static void *get_a_tx_buf(struct virtproc_info *vrp)
 {
-- 
2.17.1


  parent reply	other threads:[~2020-08-25 16:53 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-25 16:48 [PATCH v2 0/8] introduce name service announcement rpmsg driver Arnaud Pouliquen
2020-08-25 16:49 ` [PATCH v2 1/8] rpmsg: virtio: rename rpmsg_create_channel Arnaud Pouliquen
2020-08-25 16:49 ` [PATCH v2 2/8] rpmsg: core: add channel creation internal API Arnaud Pouliquen
2020-08-25 16:49 ` Arnaud Pouliquen [this message]
2020-08-25 16:49 ` [PATCH v2 4/8] rpmsg: define the name service announcement as reserved address Arnaud Pouliquen
2020-08-25 16:49 ` [PATCH v2 5/8] rpmsg: introduce reserved rpmsg driver for ns announcement Arnaud Pouliquen
2020-09-03 23:00   ` Mathieu Poirier
2020-09-04  8:28     ` Arnaud POULIQUEN
2020-09-08 22:03       ` Mathieu Poirier
2020-09-18 23:10   ` Mathieu Poirier
2020-09-21  7:46     ` Arnaud POULIQUEN
2020-08-25 16:49 ` [PATCH v2 6/8] rpmsg: virtio: use rpmsg ns device for the " Arnaud Pouliquen
2020-08-25 16:49 ` [PATCH v2 7/8] rpmsg: ns: add name service announcement service Arnaud Pouliquen
2020-08-25 16:49 ` [PATCH v2 8/8] rpmsg: virtio: use rpmsg_ns driver to manage ns announcement Arnaud Pouliquen

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