diff options
Diffstat (limited to 'drivers/media/platform/msm/camera/cam_icp/cam_icp_context.c')
| -rw-r--r-- | drivers/media/platform/msm/camera/cam_icp/cam_icp_context.c | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/drivers/media/platform/msm/camera/cam_icp/cam_icp_context.c b/drivers/media/platform/msm/camera/cam_icp/cam_icp_context.c index 502c95d4c60e..7ad562e058af 100644 --- a/drivers/media/platform/msm/camera/cam_icp/cam_icp_context.c +++ b/drivers/media/platform/msm/camera/cam_icp/cam_icp_context.c @@ -1,4 +1,4 @@ -/* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved. +/* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -25,8 +25,45 @@ #include "cam_mem_mgr.h" #include "cam_trace.h" #include "cam_debug_util.h" +#include "cam_packet_util.h" -static const char icp_dev_name[] = "icp"; +static const char icp_dev_name[] = "cam-icp"; + +static int cam_icp_context_dump_active_request(void *data, unsigned long iova, + uint32_t buf_info) +{ + struct cam_context *ctx = (struct cam_context *)data; + struct cam_ctx_request *req = NULL; + struct cam_ctx_request *req_temp = NULL; + struct cam_hw_mgr_dump_pf_data *pf_dbg_entry = NULL; + int rc = 0; + bool b_mem_found = false; + + if (!ctx) { + CAM_ERR(CAM_ICP, "Invalid ctx"); + return -EINVAL; + } + + CAM_INFO(CAM_ICP, "iommu fault for icp ctx %d state %d", + ctx->ctx_id, ctx->state); + + list_for_each_entry_safe(req, req_temp, + &ctx->active_req_list, list) { + pf_dbg_entry = &(req->pf_data); + CAM_INFO(CAM_ICP, "req_id : %lld", req->request_id); + + rc = cam_context_dump_pf_info_to_hw(ctx, pf_dbg_entry->packet, + iova, buf_info, &b_mem_found); + if (rc) + CAM_ERR(CAM_ICP, "Failed to dump pf info"); + + if (b_mem_found) + CAM_ERR(CAM_ICP, "Found page fault in req %lld %d", + req->request_id, rc); + } + + return rc; +} static int __cam_icp_acquire_dev_in_available(struct cam_context *ctx, struct cam_acquire_dev_cmd *cmd) @@ -156,6 +193,7 @@ static struct cam_ctx_ops }, .crm_ops = {}, .irq_ops = __cam_icp_handle_buf_done_in_ready, + .pagefault_ops = cam_icp_context_dump_active_request, }, /* Ready */ { @@ -167,12 +205,14 @@ static struct cam_ctx_ops }, .crm_ops = {}, .irq_ops = __cam_icp_handle_buf_done_in_ready, + .pagefault_ops = cam_icp_context_dump_active_request, }, /* Activated */ { .ioctl_ops = {}, .crm_ops = {}, .irq_ops = NULL, + .pagefault_ops = cam_icp_context_dump_active_request, }, }; |