[PATCH 21/50] staging: vchi: Get rid of flags argument in vchi_msg_hold()

[Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx>]

All users are ignoring the flags argument. So for the sake of
simplicity delete it.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx>
---
 .../vc04_services/bcm2835-audio/bcm2835-vchiq.c      |  3 +--
 drivers/staging/vc04_services/interface/vchi/vchi.h  |  1 -
 .../vc04_services/interface/vchiq_arm/vchiq_shim.c   | 12 +++---------
 .../staging/vc04_services/vchiq-mmal/mmal-vchiq.c    |  2 +-
 4 files changed, 5 insertions(+), 13 deletions(-)

diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
index 5018b5baa009..68119246f10b 100644
--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
+++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
@@ -102,8 +102,7 @@ static void audio_vchi_callback(void *param,
 	if (reason != VCHI_CALLBACK_MSG_AVAILABLE)
 		return;
 
-	status = vchi_msg_hold(instance->service, (void **)&m, &size,
-			       VCHI_FLAGS_NONE, &handle);
+	status = vchi_msg_hold(instance->service, (void **)&m, &size, &handle);
 	if (status)
 		return;
 
diff --git a/drivers/staging/vc04_services/interface/vchi/vchi.h b/drivers/staging/vc04_services/interface/vchi/vchi.h
index 55e51e5a1fdc..92ce811fc28d 100644
--- a/drivers/staging/vc04_services/interface/vchi/vchi.h
+++ b/drivers/staging/vc04_services/interface/vchi/vchi.h
@@ -87,7 +87,6 @@ extern int vchi_queue_kernel_message(struct vchi_service *service, void *data,
 extern int32_t vchi_msg_hold(struct vchi_service *service,
 			     void **data,        // } may be NULL, as info can be
 			     uint32_t *msg_size, // } obtained from HELD_MSG_T
-			     enum vchi_flags flags,
 			     struct vchi_held_msg *message_descriptor);
 
 /*******************************************************************************
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c
index 0c3473861a8d..0466512cfe3c 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c
@@ -195,7 +195,6 @@ EXPORT_SYMBOL(vchi_held_msg_release);
  * Arguments:  struct vchi_service *service,
  *             void **data,
  *             uint32_t *msg_size,
- *             enum vchi_flags flags,
  *             struct vchi_held_msg *message_handle
  *
  * Description: Routine to return a pointer to the current message (to allow
@@ -207,17 +206,12 @@ EXPORT_SYMBOL(vchi_held_msg_release);
  *
  ***********************************************************/
 int32_t vchi_msg_hold(struct vchi_service *service, void **data,
-		      uint32_t *msg_size, enum vchi_flags flags,
-		      struct vchi_held_msg *message_handle)
+		      uint32_t *msg_size, struct vchi_held_msg *message_handle)
 {
 	struct vchiq_header *header;
 
-	WARN_ON((flags != VCHI_FLAGS_NONE) &&
-		(flags != VCHI_FLAGS_BLOCK_UNTIL_OP_COMPLETE));
-
-	if (flags == VCHI_FLAGS_NONE)
-		if (vchiu_queue_is_empty(&service->queue))
-			return -1;
+	if (vchiu_queue_is_empty(&service->queue))
+		return -1;
 
 	header = vchiu_queue_pop(&service->queue);
 
diff --git a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
index f49e45673e34..4ee4601cba1c 100644
--- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
+++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
@@ -568,7 +568,7 @@ static void service_callback(void *param,
 	switch (reason) {
 	case VCHI_CALLBACK_MSG_AVAILABLE:
 		status = vchi_msg_hold(instance->service, (void **)&msg,
-				       &msg_len, VCHI_FLAGS_NONE, &msg_handle);
+				       &msg_len, &msg_handle);
 		if (status) {
 			pr_err("Unable to dequeue a message (%d)\n", status);
 			break;
-- 
2.27.0

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