diff options
| author | Nicolas Saenz Julienne <nsaenzjulienne@suse.de> | 2020-06-29 17:09:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-01 15:47:04 +0200 |
| commit | 6cdd7b79539280ff5b45759291ec88d2eb44280a (patch) | |
| tree | b5d6ed2c2314aabbb9704fc2983badd0355438b0 /drivers/staging/vc04_services/interface | |
| parent | b74a8932dff818f5ff83101c8088a307a8f2eeda (diff) | |
staging: vchi: Get rid of vchi_msg_dequeue()
Nobody uses it. Get rid of it.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Link: https://lore.kernel.org/r/20200629150945.10720-15-nsaenzjulienne@suse.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/vc04_services/interface')
| -rw-r--r-- | drivers/staging/vc04_services/interface/vchi/vchi.h | 7 | ||||
| -rw-r--r-- | drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c | 39 |
2 files changed, 0 insertions, 46 deletions
diff --git a/drivers/staging/vc04_services/interface/vchi/vchi.h b/drivers/staging/vc04_services/interface/vchi/vchi.h index ff302e6b8b1b..a369feb3a448 100644 --- a/drivers/staging/vc04_services/interface/vchi/vchi.h +++ b/drivers/staging/vc04_services/interface/vchi/vchi.h @@ -93,13 +93,6 @@ extern int32_t vchi_service_release(struct vchi_service *service); extern int vchi_queue_kernel_message(struct vchi_service *service, void *data, unsigned int size); -// Routine to receive a msg from a service -// Dequeue is equivalent to hold, copy into client buffer, release -extern int32_t vchi_msg_dequeue(struct vchi_service *service, void *data, - uint32_t max_data_size_to_read, - uint32_t *actual_msg_size, - enum vchi_flags flags); - // 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. 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 39502786b41c..53e0357d4aba 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c @@ -160,45 +160,6 @@ int32_t vchi_bulk_queue_transmit(struct vchi_service *service, } EXPORT_SYMBOL(vchi_bulk_queue_transmit); -/*********************************************************** - * Name: vchi_msg_dequeue - * - * Arguments: struct vchi_service *service, - * void *data, - * uint32_t max_data_size_to_read, - * uint32_t *actual_msg_size - * enum vchi_flags flags - * - * Description: Routine to dequeue a message into the supplied buffer - * - * Returns: int32_t - success == 0 - * - ***********************************************************/ -int32_t vchi_msg_dequeue(struct vchi_service *service, void *data, - uint32_t max_data_size_to_read, - uint32_t *actual_msg_size, enum vchi_flags flags) -{ - 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; - - header = vchiu_queue_pop(&service->queue); - - memcpy(data, header->data, header->size < max_data_size_to_read ? - header->size : max_data_size_to_read); - - *actual_msg_size = header->size; - - vchiq_release_message(service->handle, header); - - return 0; -} -EXPORT_SYMBOL(vchi_msg_dequeue); /*********************************************************** * Name: vchi_held_msg_release |