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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id r8sm2761225pgl.57.2020.10.27.10.52.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Oct 2020 10:52:27 -0700 (PDT) From: Mathieu Poirier To: ohad@wizery.com, bjorn.andersson@linaro.org Cc: guennadi.liakhovetski@linux.intel.com, arnaud.pouliquen@st.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 6/8] rpmsg: virtio: Add rpmsg channel device ops Date: Tue, 27 Oct 2020 11:52:16 -0600 Message-Id: <20201027175218.1033609-7-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201027175218.1033609-1-mathieu.poirier@linaro.org> References: <20201027175218.1033609-1-mathieu.poirier@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaud Pouliquen Implement the create and release of the RPMsg channel for the RPMsg virtio bus. Signed-off-by: Arnaud Pouliquen Signed-off-by: Mathieu Poirier Reviewed-by: Guennadi Liakhovetski --- drivers/rpmsg/virtio_rpmsg_bus.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c index 01f05bc570a4..ff8afee807cc 100644 --- a/drivers/rpmsg/virtio_rpmsg_bus.c +++ b/drivers/rpmsg/virtio_rpmsg_bus.c @@ -151,6 +151,8 @@ 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 * __rpmsg_create_channel(struct virtproc_info *vrp, + struct rpmsg_channel_info *chinfo); static const struct rpmsg_endpoint_ops virtio_endpoint_ops = { .destroy_ept = virtio_rpmsg_destroy_ept, @@ -255,6 +257,24 @@ static struct rpmsg_endpoint *__rpmsg_create_ept(struct virtproc_info *vrp, return NULL; } +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); +} + static struct rpmsg_endpoint *virtio_rpmsg_create_ept(struct rpmsg_device *rpdev, rpmsg_rx_cb_t cb, void *priv, @@ -347,6 +367,8 @@ 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, -- 2.25.1