Merge "msm: camera: ope: Fix false hw hang detection" into camera-kernel.lnx.3.1 (be62dc00) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/cam_ope/ope_hw_mgr/cam_ope_hw_mgr.c

+11 −15

Original line number	Diff line number	Diff line
		// SPDX-License-Identifier: GPL-2.0-only
		/*
		* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
		* Copyright (c) 2017-2022, The Linux Foundation. All rights reserved.
		*/

		#include <linux/uaccess.h>
		@@ -3217,21 +3217,13 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		CAM_ERR(CAM_OPE, "Invalid ctx req slot = %d", request_idx);
		return -EINVAL;
		}
		get_monotonic_boottime64(&ts);
		ctx_data->last_req_time = (uint64_t)((ts.tv_sec * 1000000000) +
		ts.tv_nsec);
		CAM_DBG(CAM_REQ, "req_id= %llu ctx_id= %d lrt=%llu",
		packet->header.request_id, ctx_data->ctx_id,
		ctx_data->last_req_time);
		cam_ope_req_timer_modify(ctx_data, OPE_REQUEST_TIMEOUT);
		set_bit(request_idx, ctx_data->bitmap);

		ctx_data->req_list[request_idx] =
		kzalloc(sizeof(struct cam_ope_request), GFP_KERNEL);
		if (!ctx_data->req_list[request_idx]) {
		CAM_ERR(CAM_OPE, "mem allocation failed ctx:%d req_idx:%d",
		ctx_data->ctx_id, request_idx);
		rc = -ENOMEM;
		mutex_unlock(&ctx_data->ctx_mutex);
		goto req_mem_alloc_failed;
		}

		@@ -3245,14 +3237,12 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		CAM_ERR(CAM_OPE, "Cdm mem alloc failed ctx:%d req_idx:%d",
		ctx_data->ctx_id, request_idx);
		rc = -ENOMEM;
		mutex_unlock(&ctx_data->ctx_mutex);
		goto req_cdm_mem_alloc_failed;
		}

		rc = cam_ope_mgr_process_cmd_desc(hw_mgr, packet,
		ctx_data, &ope_cmd_buf_addr, request_idx);
		if (rc) {
		mutex_unlock(&ctx_data->ctx_mutex);
		CAM_ERR(CAM_OPE,
		"cmd desc processing failed :%d ctx: %d req_id:%d",
		rc, ctx_data->ctx_id, packet->header.request_id);
		@@ -3262,7 +3252,6 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		rc = cam_ope_mgr_process_io_cfg(hw_mgr, packet, prepare_args,
		ctx_data, request_idx);
		if (rc) {
		mutex_unlock(&ctx_data->ctx_mutex);
		CAM_ERR(CAM_OPE,
		"IO cfg processing failed: %d ctx: %d req_id:%d",
		rc, ctx_data->ctx_id, packet->header.request_id);
		@@ -3272,7 +3261,6 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		rc = cam_ope_mgr_create_kmd_buf(hw_mgr, packet, prepare_args,
		ctx_data, request_idx, ope_cmd_buf_addr);
		if (rc) {
		mutex_unlock(&ctx_data->ctx_mutex);
		CAM_ERR(CAM_OPE,
		"create kmd buf failed: %d ctx: %d request_id:%d",
		rc, ctx_data->ctx_id, packet->header.request_id);
		@@ -3282,7 +3270,6 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		rc = cam_ope_process_generic_cmd_buffer(packet, ctx_data,
		request_idx, NULL);
		if (rc) {
		mutex_unlock(&ctx_data->ctx_mutex);
		CAM_ERR(CAM_OPE, "Failed: %d ctx: %d req_id: %d req_idx: %d",
		rc, ctx_data->ctx_id, packet->header.request_id,
		request_idx);
		@@ -3294,6 +3281,14 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		prepare_args->priv = ctx_data->req_list[request_idx];
		prepare_args->pf_data->packet = packet;
		ope_req->hang_data.packet = packet;
		get_monotonic_boottime64(&ts);
		ctx_data->last_req_time = (uint64_t)((ts.tv_sec * 1000000000) +
		ts.tv_nsec);
		CAM_DBG(CAM_REQ, "req_id= %llu ctx_id= %d lrt=%llu",
		packet->header.request_id, ctx_data->ctx_id,
		ctx_data->last_req_time);
		cam_ope_req_timer_modify(ctx_data, OPE_REQUEST_TIMEOUT);
		set_bit(request_idx, ctx_data->bitmap);
		mutex_unlock(&ctx_data->ctx_mutex);

		CAM_DBG(CAM_REQ, "Prepare Hw update Successful request_id: %d ctx: %d",
		@@ -3308,6 +3303,7 @@ static int cam_ope_mgr_prepare_hw_update(void *hw_priv,
		ctx_data->req_list[request_idx] = NULL;
		req_mem_alloc_failed:
		clear_bit(request_idx, ctx_data->bitmap);
		mutex_unlock(&ctx_data->ctx_mutex);
		return rc;
		}