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msm: camera: common: Add buffer send and receive mechanism

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Add packet based buffer send and retrieve mechanism for
presil testing.

CRs-Fixed: 2932495
Change-Id: Ifd1e0fdb8b12feabb884e02a07a3813db01a3899
Signed-off-by: Mukund Madhusudan Atre <matre@codeaurora.org>
This commit is contained in:
Mukund Madhusudan Atre
2021-07-12 20:47:38 -07:00
committed by Gerrit - the friendly Code Review server
parent 37de6613a8
commit 5dba22d1fc
31 changed files with 324 additions and 37 deletions
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26
drivers/cam_utils/cam_packet_util.h
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@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
*/
#ifndef _CAM_PACKET_UTIL_H_
@@ -137,4 +137,28 @@ int cam_packet_util_process_generic_cmd_buffer(
struct cam_cmd_buf_desc *cmd_buf,
cam_packet_generic_blob_handler blob_handler_cb, void *user_data);
/**
* @brief : API to retrieve image buffers from presil after processing is
* done,using packet from request
*
* @packet: Packet pointer for current request
* @iommu_hdl: IOMMU hdl for Image buffers
* @out_res_id: Resource ID corresponding to the output buffer
*
* @return: Success or Failure
*/
int cam_presil_retrieve_buffers_from_packet(struct cam_packet *packet, int iommu_hdl,
int out_res_id);
/**
* @brief : API to send relevant buffers to presil
*
* @packet : Packet pointer for current request
* @img_iommu_hdl: IOMMU hdl for Image buffers
* @cdm_iommu_hdl: IOMMU hdl for cdm buffers
*
*/
int cam_presil_send_buffers_from_packet(struct cam_packet *packet, int img_iommu_hdl,
int cdm_iommu_hdl);
#endif /* _CAM_PACKET_UTIL_H_ */