linux-kernel - [PATCH] tee: optee: sync with new naming of interrupts

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Date:   Mon, 17 Jul 2017 12:38:57 +0200
From:   Jens Wiklander <jens.wiklander@...aro.org>
To:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        tee-dev@...ts.linaro.org
Cc:     David Wang <david.wang@....com>,
        Jerome Forissier <jerome.forissier@...aro.org>,
        Jens Wiklander <jens.wiklander@...aro.org>
Subject: [PATCH] tee: optee: sync with new naming of interrupts

From: David Wang <david.wang@....com>

In the latest changes of optee_os, the interrupts' names are
changed to "native" and "foreign" interrupts.

Signed-off-by: David Wang <david.wang@....com>
Signed-off-by: Jerome Forissier <jerome.forissier@...aro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@...aro.org>
---
 drivers/tee/optee/optee_smc.h | 12 ++++++------
 drivers/tee/optee/rpc.c       |  8 ++++----
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/tee/optee/optee_smc.h b/drivers/tee/optee/optee_smc.h
index 13b7c98cdf25..069c8e1429de 100644
--- a/drivers/tee/optee/optee_smc.h
+++ b/drivers/tee/optee/optee_smc.h
@@ -298,7 +298,7 @@ struct optee_smc_disable_shm_cache_result {
 	OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_ENABLE_SHM_CACHE)
 
 /*
- * Resume from RPC (for example after processing an IRQ)
+ * Resume from RPC (for example after processing a foreign interrupt)
  *
  * Call register usage:
  * a0	SMC Function ID, OPTEE_SMC_CALL_RETURN_FROM_RPC
@@ -383,19 +383,19 @@ struct optee_smc_disable_shm_cache_result {
 	OPTEE_SMC_RPC_VAL(OPTEE_SMC_RPC_FUNC_FREE)
 
 /*
- * Deliver an IRQ in normal world.
+ * Deliver foreign interrupt to normal world.
  *
  * "Call" register usage:
- * a0	OPTEE_SMC_RETURN_RPC_IRQ
+ * a0	OPTEE_SMC_RETURN_RPC_FOREIGN_INTR
  * a1-7	Resume information, must be preserved
  *
  * "Return" register usage:
  * a0	SMC Function ID, OPTEE_SMC_CALL_RETURN_FROM_RPC.
  * a1-7	Preserved
  */
-#define OPTEE_SMC_RPC_FUNC_IRQ		4
-#define OPTEE_SMC_RETURN_RPC_IRQ \
-	OPTEE_SMC_RPC_VAL(OPTEE_SMC_RPC_FUNC_IRQ)
+#define OPTEE_SMC_RPC_FUNC_FOREIGN_INTR		4
+#define OPTEE_SMC_RETURN_RPC_FOREIGN_INTR \
+	OPTEE_SMC_RPC_VAL(OPTEE_SMC_RPC_FUNC_FOREIGN_INTR)
 
 /*
  * Do an RPC request. The supplied struct optee_msg_arg tells which
diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c
index 9488ed1541bc..cef417f4f4d2 100644
--- a/drivers/tee/optee/rpc.c
+++ b/drivers/tee/optee/rpc.c
@@ -371,11 +371,11 @@ void optee_handle_rpc(struct tee_context *ctx, struct optee_rpc_param *param)
 		shm = reg_pair_to_ptr(param->a1, param->a2);
 		tee_shm_free(shm);
 		break;
-	case OPTEE_SMC_RPC_FUNC_IRQ:
+	case OPTEE_SMC_RPC_FUNC_FOREIGN_INTR:
 		/*
-		 * An IRQ was raised while secure world was executing,
-		 * since all IRQs are handled in Linux a dummy RPC is
-		 * performed to let Linux take the IRQ through the normal
+		 * A foreign interrupt was raised while secure world was
+		 * executing, since they are handled in Linux a dummy RPC is
+		 * performed to let Linux take the interrupt through the normal
 		 * vector.
 		 */
 		break;
-- 
2.7.4