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Commit a4594029 authored by Linux Build Service Account's avatar Linux Build Service Account
Browse files

Merge 848cd3a9 on remote branch 

Change-Id: I8d65f625b5e3c16cc42c5e131342d9430bb4ddc7
parents da95630f 848cd3a9

drivers/cam_cdm/cam_cdm_core_common.c

+1 −6
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/delay.h>
@@ -180,12 +180,10 @@ void cam_cdm_notify_clients(struct cam_hw_info *cdm_hw, 
			(struct cam_cdm_bl_cb_request_entry *)data;



		client_idx = CAM_CDM_GET_CLIENT_IDX(node->client_hdl);

		mutex_lock(&cdm_hw->hw_mutex);

		client = core->clients[client_idx];

		if ((!client) || (client->handle != node->client_hdl)) {

			CAM_ERR(CAM_CDM, "Invalid client %pK hdl=%x", client,

				node->client_hdl);

			mutex_unlock(&cdm_hw->hw_mutex);

			return;

		}

		cam_cdm_get_client_refcount(client);
@@ -204,7 +202,6 @@ void cam_cdm_notify_clients(struct cam_hw_info *cdm_hw, 
		}

		mutex_unlock(&client->lock);

		cam_cdm_put_client_refcount(client);

		mutex_unlock(&cdm_hw->hw_mutex);

		return;

	} else if (status == CAM_CDM_CB_STATUS_HW_RESET_DONE ||

			status == CAM_CDM_CB_STATUS_HW_FLUSH ||
@@ -242,7 +239,6 @@ void cam_cdm_notify_clients(struct cam_hw_info *cdm_hw, 


	for (i = 0; i < CAM_PER_CDM_MAX_REGISTERED_CLIENTS; i++) {

		if (core->clients[i] != NULL) {

			mutex_lock(&cdm_hw->hw_mutex);

			client = core->clients[i];

			cam_cdm_get_client_refcount(client);

			mutex_lock(&client->lock);
@@ -265,7 +261,6 @@ void cam_cdm_notify_clients(struct cam_hw_info *cdm_hw, 
			}

			mutex_unlock(&client->lock);

			cam_cdm_put_client_refcount(client);

			mutex_unlock(&cdm_hw->hw_mutex);

		}

	}

}

drivers/cam_cdm/cam_cdm_hw_core.c

+7 −4
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/delay.h>
@@ -1236,8 +1236,8 @@ static void cam_hw_cdm_work(struct work_struct *work) 
			return;

		}



		mutex_lock(&core->bl_fifo[fifo_idx]

			.fifo_lock);

		mutex_lock(&cdm_hw->hw_mutex);

		mutex_lock(&core->bl_fifo[fifo_idx].fifo_lock);



		if (atomic_read(&core->bl_fifo[fifo_idx].work_record))

			atomic_dec(
@@ -1251,6 +1251,7 @@ static void cam_hw_cdm_work(struct work_struct *work) 
				core->arbitration);

			mutex_unlock(&core->bl_fifo[fifo_idx]

					.fifo_lock);

			mutex_unlock(&cdm_hw->hw_mutex);

			return;

		}
@@ -1292,6 +1293,7 @@ static void cam_hw_cdm_work(struct work_struct *work) 
		}

		mutex_unlock(&core->bl_fifo[payload->fifo_idx]

			.fifo_lock);

		mutex_unlock(&cdm_hw->hw_mutex);

	}



	if (payload->irq_status &
@@ -1387,11 +1389,12 @@ static void cam_hw_cdm_iommu_fault_handler(struct iommu_domain *domain, 
			CAM_INFO(CAM_CDM, "CDM hw is power in off state");

		for (i = 0; i < core->offsets->reg_data->num_bl_fifo; i++)

			mutex_unlock(&core->bl_fifo[i].fifo_lock);

		mutex_unlock(&cdm_hw->hw_mutex);



		CAM_ERR_RATE_LIMIT(CAM_CDM, "Page fault iova addr %pK",

			(void *)iova);

		cam_cdm_notify_clients(cdm_hw, CAM_CDM_CB_STATUS_PAGEFAULT,

			(void *)iova);

		mutex_unlock(&cdm_hw->hw_mutex);

		clear_bit(CAM_CDM_ERROR_HW_STATUS, &core->cdm_status);

	} else {

		CAM_ERR(CAM_CDM, "Invalid token");

drivers/cam_core/cam_subdev.c

+2 −0
Original line number Diff line number Diff line
@@ -53,8 +53,10 @@ static long cam_subdev_ioctl(struct v4l2_subdev *sd, unsigned int cmd, 


	switch (cmd) {

	case VIDIOC_CAM_CONTROL:

		cam_req_mgr_rwsem_read_op(CAM_SUBDEV_LOCK);

		rc = cam_node_handle_ioctl(node,

			(struct cam_control *) arg);

		cam_req_mgr_rwsem_read_op(CAM_SUBDEV_UNLOCK);

		break;

	default:

		CAM_ERR(CAM_CORE, "Invalid command %d for %s", cmd,

drivers/cam_fd/cam_fd_dev.c

+5 −0
Original line number Diff line number Diff line
@@ -43,8 +43,11 @@ static int cam_fd_dev_open(struct v4l2_subdev *sd, 
{

	struct cam_fd_dev *fd_dev = &g_fd_dev;



	cam_req_mgr_rwsem_read_op(CAM_SUBDEV_LOCK);



	if (!fd_dev->probe_done) {

		CAM_ERR(CAM_FD, "FD Dev not initialized, fd_dev=%pK", fd_dev);

		cam_req_mgr_rwsem_read_op(CAM_SUBDEV_UNLOCK);

		return -ENODEV;

	}
@@ -53,6 +56,8 @@ static int cam_fd_dev_open(struct v4l2_subdev *sd, 
	CAM_DBG(CAM_FD, "FD Subdev open count %d", fd_dev->open_cnt);

	mutex_unlock(&fd_dev->lock);



	cam_req_mgr_rwsem_read_op(CAM_SUBDEV_UNLOCK);



	return 0;

}

drivers/cam_icp/cam_icp_subdev.c

+3 −0
Original line number Diff line number Diff line
@@ -75,6 +75,8 @@ static int cam_icp_subdev_open(struct v4l2_subdev *sd, 
	struct cam_node *node = v4l2_get_subdevdata(sd);

	int rc = 0;



	cam_req_mgr_rwsem_read_op(CAM_SUBDEV_LOCK);



	mutex_lock(&g_icp_dev.icp_lock);

	if (g_icp_dev.open_cnt >= 1) {

		CAM_ERR(CAM_ICP, "ICP subdev is already opened");
@@ -97,6 +99,7 @@ static int cam_icp_subdev_open(struct v4l2_subdev *sd, 
	g_icp_dev.open_cnt++;

end:

	mutex_unlock(&g_icp_dev.icp_lock);

	cam_req_mgr_rwsem_read_op(CAM_SUBDEV_UNLOCK);

	return rc;

}