From: Jeya R <jeyr@codeaurora.org>
To: linux-arm-msm@vger.kernel.org, srinivas.kandagatla@linaro.org
Cc: Jeya R <jeyr@codeaurora.org>,
gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
fastrpc.upstream@qti.qualcomm.com
Subject: [PATCH 3/5] misc: fastrpc: Set channel as secure
Date: Thu, 25 Nov 2021 19:45:42 +0530 [thread overview]
Message-ID: <1637849744-24844-4-git-send-email-jeyr@codeaurora.org> (raw)
In-Reply-To: <1637849744-24844-1-git-send-email-jeyr@codeaurora.org>
Set all DSP channel as secure for which non-secure DT property is not added.
Signed-off-by: Jeya R <jeyr@codeaurora.org>
---
drivers/misc/fastrpc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 0775554e..a4e2e86 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -216,6 +216,7 @@ struct fastrpc_channel_ctx {
struct miscdevice miscdev;
struct miscdevice securedev;
struct kref refcount;
+ bool secure;
};
struct fastrpc_user {
@@ -1650,6 +1651,7 @@ static int fastrpc_rpmsg_probe(struct rpmsg_device *rpdev)
if (!data)
return -ENOMEM;
+ data->secure = !(of_property_read_bool(rdev->of_node, "qcom,non-secure-domain"));
data->miscdev.minor = MISC_DYNAMIC_MINOR;
data->miscdev.name = devm_kasprintf(rdev, GFP_KERNEL, "fastrpc-%s",
domains[domain_id]);
--
2.7.4
next prev parent reply other threads:[~2021-11-25 14:20 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-25 14:15 [PATCH 0/5] Add secure domains support Jeya R
2021-11-25 14:15 ` [PATCH 1/5] dt-bindings: misc: convert fastrpc bindings to yaml and add property Jeya R
2021-11-25 14:41 ` Srinivas Kandagatla
2021-11-26 4:54 ` jeyr
2021-11-25 14:15 ` [PATCH 2/5] misc: fastrpc: Add secure device node support Jeya R
2021-11-25 14:55 ` Srinivas Kandagatla
2021-11-25 15:45 ` Greg KH
2021-11-25 14:15 ` Jeya R [this message]
2021-11-25 14:15 ` [PATCH 4/5] misc: fastrpc: reject non-secure node for secure domain Jeya R
2021-11-25 14:15 ` [PATCH 5/5] arm64: dts: qcom: add non-secure domain property to fastrpc nodes Jeya R
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