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From: Arnaud Pouliquen <arnaud.pouliquen@st.com>
To: Ohad Ben-Cohen <ohad@wizery.com>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org,
	linux-arm-msm@vger.kernel.org
Cc: arnaud.pouliquen@st.com, Suman Anna <s-anna@ti.com>,
	Fabien DESSENNE <fabien.dessenne@st.com>,
	linux-stm32@st-md-mailman.stormreply.com
Subject: [PATCH 3/3] rpmsg: smd: implement get_mtu ops
Date: Thu, 5 Sep 2019 16:27:10 +0200	[thread overview]
Message-ID: <1567693630-27544-4-git-send-email-arnaud.pouliquen@st.com> (raw)
In-Reply-To: <1567693630-27544-1-git-send-email-arnaud.pouliquen@st.com>

Implement the get_mtu ops to return the maximum size of
the message that can be sent.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
---
 drivers/rpmsg/qcom_smd.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c
index 4abbeea782fa..f233f8d85062 100644
--- a/drivers/rpmsg/qcom_smd.c
+++ b/drivers/rpmsg/qcom_smd.c
@@ -989,6 +989,13 @@ static __poll_t qcom_smd_poll(struct rpmsg_endpoint *ept,
 	return mask;
 }
 
+static ssize_t qcom_smd_get_mtu(struct rpmsg_endpoint *ept)
+{
+	struct qcom_smd_endpoint *qsept = to_smd_endpoint(ept);
+
+	return qcom_smd_get_tx_avail(qsept->qsch);
+}
+
 /*
  * Finds the device_node for the smd child interested in this channel.
  */
@@ -1040,6 +1047,7 @@ static const struct rpmsg_endpoint_ops qcom_smd_endpoint_ops = {
 	.send = qcom_smd_send,
 	.trysend = qcom_smd_trysend,
 	.poll = qcom_smd_poll,
+	.get_mtu = qcom_smd_get_mtu,
 };
 
 static void qcom_smd_release_device(struct device *dev)
-- 
2.7.4

WARNING: multiple messages have this Message-ID (diff)
From: Arnaud Pouliquen <arnaud.pouliquen@st.com>
To: Ohad Ben-Cohen <ohad@wizery.com>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	<linux-kernel@vger.kernel.org>,
	<linux-remoteproc@vger.kernel.org>,
	<linux-arm-msm@vger.kernel.org>
Cc: <arnaud.pouliquen@st.com>, Suman Anna <s-anna@ti.com>,
	Fabien DESSENNE <fabien.dessenne@st.com>,
	<linux-stm32@st-md-mailman.stormreply.com>
Subject: [PATCH 3/3] rpmsg: smd: implement get_mtu ops
Date: Thu, 5 Sep 2019 16:27:10 +0200	[thread overview]
Message-ID: <1567693630-27544-4-git-send-email-arnaud.pouliquen@st.com> (raw)
In-Reply-To: <1567693630-27544-1-git-send-email-arnaud.pouliquen@st.com>

Implement the get_mtu ops to return the maximum size of
the message that can be sent.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
---
 drivers/rpmsg/qcom_smd.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c
index 4abbeea782fa..f233f8d85062 100644
--- a/drivers/rpmsg/qcom_smd.c
+++ b/drivers/rpmsg/qcom_smd.c
@@ -989,6 +989,13 @@ static __poll_t qcom_smd_poll(struct rpmsg_endpoint *ept,
 	return mask;
 }
 
+static ssize_t qcom_smd_get_mtu(struct rpmsg_endpoint *ept)
+{
+	struct qcom_smd_endpoint *qsept = to_smd_endpoint(ept);
+
+	return qcom_smd_get_tx_avail(qsept->qsch);
+}
+
 /*
  * Finds the device_node for the smd child interested in this channel.
  */
@@ -1040,6 +1047,7 @@ static const struct rpmsg_endpoint_ops qcom_smd_endpoint_ops = {
 	.send = qcom_smd_send,
 	.trysend = qcom_smd_trysend,
 	.poll = qcom_smd_poll,
+	.get_mtu = qcom_smd_get_mtu,
 };
 
 static void qcom_smd_release_device(struct device *dev)
-- 
2.7.4


  parent reply	other threads:[~2019-09-05 14:27 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-05 14:27 [PATCH 0/3] Add API to get rpmsg message max length Arnaud Pouliquen
2019-09-05 14:27 ` Arnaud Pouliquen
2019-09-05 14:27 ` [PATCH 1/3] rpmsg: core: add API to get message length Arnaud Pouliquen
2019-09-05 14:27   ` Arnaud Pouliquen
2019-09-05 14:42   ` Jeffrey Hugo
2019-09-05 16:02     ` Arnaud Pouliquen
2019-09-05 16:02       ` Arnaud Pouliquen
2019-09-05 16:18       ` Jeffrey Hugo
2019-09-10  9:56         ` Arnaud Pouliquen
2019-09-10  9:56           ` Arnaud Pouliquen
2019-09-05 14:27 ` [PATCH 2/3] rpmsg: glink: implement get_mtu ops Arnaud Pouliquen
2019-09-05 14:27   ` Arnaud Pouliquen
2019-09-05 14:27 ` Arnaud Pouliquen [this message]
2019-09-05 14:27   ` [PATCH 3/3] rpmsg: smd: " Arnaud Pouliquen

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