From b1d362f408e28220f02d0d73351dc3fa94923c5d Mon Sep 17 00:00:00 2001 From: Nicolas Saenz Julienne Date: Mon, 29 Jun 2020 17:09:31 +0200 Subject: staging: vchi: Rework vchi_msg_hold() to match vchiq_msg_hold() The services have access to struct vchiq_header's internals, so we can let them get the data pointer. This pretty much makes both functions exactly the same, which will allow us to make a switch to vchiq_msg_hold() further down the road. Signed-off-by: Nicolas Saenz Julienne Link: https://lore.kernel.org/r/20200629150945.10720-34-nsaenzjulienne@suse.de Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vc04_services/interface/vchi/vchi.h | 5 +---- .../vc04_services/interface/vchiq_arm/vchiq_shim.c | 15 ++------------- 2 files changed, 3 insertions(+), 17 deletions(-) (limited to 'drivers/staging/vc04_services') diff --git a/drivers/staging/vc04_services/interface/vchi/vchi.h b/drivers/staging/vc04_services/interface/vchi/vchi.h index 72771fdee9d6..59559d4cd5f1 100644 --- a/drivers/staging/vc04_services/interface/vchi/vchi.h +++ b/drivers/staging/vc04_services/interface/vchi/vchi.h @@ -54,10 +54,7 @@ extern int vchi_queue_kernel_message(unsigned handle, void *data, // Routine to look at a message in place. // The message is dequeued, so the caller is left holding it; the descriptor is // filled in and must be released when the user has finished with the message. -extern int32_t vchi_msg_hold(unsigned handle, - void **data, // } may be NULL, as info can be - uint32_t *msg_size, // } obtained from HELD_MSG_T - struct vchiq_header **message); +struct vchiq_header *vchi_msg_hold(unsigned handle); /******************************************************************************* * Global service support API - operations on held messages 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 6eb9a9878641..fc12b76617d1 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c @@ -154,20 +154,9 @@ EXPORT_SYMBOL(vchi_held_msg_release); * Returns: int32_t - success == 0 * ***********************************************************/ -int32_t vchi_msg_hold(unsigned handle, void **data, uint32_t *msg_size, - struct vchiq_header **message) +struct vchiq_header *vchi_msg_hold(unsigned handle) { - struct vchiq_header *header; - - header = vchiq_msg_hold(handle); - if (!header) - return -ENOENT; - - *data = header->data; - *msg_size = header->size; - *message = header; - - return 0; + return vchiq_msg_hold(handle); } EXPORT_SYMBOL(vchi_msg_hold); -- cgit v1.2.3