linux-kernel - [PATCH v1 10/14] tee: optee: store OP-TEE capabilities in private data

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Date:   Thu, 28 Sep 2017 21:04:07 +0300
From:   Volodymyr Babchuk <volodymyr_babchuk@...m.com>
To:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        tee-dev@...ts.linaro.org,
        Jens Wiklander <jens.wiklander@...aro.org>
Cc:     Volodymyr Babchuk <vlad.babchuk@...il.com>
Subject: [PATCH v1 10/14] tee: optee: store OP-TEE capabilities in private data

From: Volodymyr Babchuk <vlad.babchuk@...il.com>

Those capabilities will be used in subsequent patches.

Signed-off-by: Volodymyr Babchuk <vlad.babchuk@...il.com>
---
 drivers/tee/optee/core.c          | 1 +
 drivers/tee/optee/optee_private.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c
index 9883592..8e012ea 100644
--- a/drivers/tee/optee/core.c
+++ b/drivers/tee/optee/core.c
@@ -553,6 +553,7 @@ static struct optee *optee_probe(struct device_node *np)
 	}
 
 	optee->invoke_fn = invoke_fn;
+	optee->sec_caps = sec_caps;
 
 	teedev = tee_device_alloc(&optee_desc, NULL, pool, optee);
 	if (IS_ERR(teedev)) {
diff --git a/drivers/tee/optee/optee_private.h b/drivers/tee/optee/optee_private.h
index dfe1158..fc534d7 100644
--- a/drivers/tee/optee/optee_private.h
+++ b/drivers/tee/optee/optee_private.h
@@ -96,6 +96,8 @@ struct optee_supp {
  * @supp:		supplicant synchronization struct for RPC to supplicant
  * @pool:		shared memory pool
  * @memremaped_shm	virtual address of memory in shared memory pool
+ * @sec_caps:		secure world capabilities defined by
+ *			OPTEE_SMC_SEC_CAP_* in optee_smc.h
  */
 struct optee {
 	struct tee_device *supp_teedev;
@@ -106,6 +108,7 @@ struct optee {
 	struct optee_supp supp;
 	struct tee_shm_pool *pool;
 	void *memremaped_shm;
+	u32 sec_caps;
 };
 
 struct optee_session {
-- 
2.7.4