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Commit f694849a authored by Mangalaram ARCHANA's avatar Mangalaram ARCHANA Committed by Gerrit - the friendly Code Review server
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msm: camera: crm: Handle link setup based on version 



With the increase in the device handles, the corresponding
link info structure is changed. Handle setting up link
based on the right structure version.

Change-Id: I0d21866ba0bc4abfe78941e191688773441ce03f
Signed-off-by: default avatarMangalaram ARCHANA <mangar@codeaurora.org>
parent 46e7ca64

drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_core.c

+46 −19
Original line number Diff line number Diff line
@@ -2439,7 +2439,7 @@ static struct cam_req_mgr_crm_cb cam_req_mgr_ops = { 
static int __cam_req_mgr_setup_link_info(struct cam_req_mgr_core_link *link,

	struct cam_req_mgr_ver_info *link_info)

{

	int                                     rc = 0, i = 0;

	int                                     rc = 0, i = 0, num_devices = 0;

	struct cam_req_mgr_core_dev_link_setup  link_data;

	struct cam_req_mgr_connected_device    *dev;

	struct cam_req_mgr_req_tbl             *pd_tbl;
@@ -2464,12 +2464,21 @@ static int __cam_req_mgr_setup_link_info(struct cam_req_mgr_core_link *link, 
		return rc;



	max_delay = CAM_PIPELINE_DELAY_0;

	for (i = 0; i < link_info->u.link_info_v1.num_devices; i++) {

	if (link_info->version == VERSION_1)

		num_devices = link_info->u.link_info_v1.num_devices;

	else if (link_info->version == VERSION_2)

		num_devices = link_info->u.link_info_v2.num_devices;

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

		dev = &link->l_dev[i];

		/* Using dev hdl, get ops ptr to communicate with device */

		if (link_info->version == VERSION_1)

			dev->ops = (struct cam_req_mgr_kmd_ops *)

					cam_get_device_ops(

					link_info->u.link_info_v1.dev_hdls[i]);

		else if (link_info->version == VERSION_2)

			dev->ops = (struct cam_req_mgr_kmd_ops *)

					cam_get_device_ops(

					link_info->u.link_info_v2.dev_hdls[i]);

		if (!dev->ops ||

			!dev->ops->get_dev_info ||

			!dev->ops->link_setup) {
@@ -2477,19 +2486,29 @@ static int __cam_req_mgr_setup_link_info(struct cam_req_mgr_core_link *link, 
			rc = -ENXIO;

			goto error;

		}

		if (link_info->version == VERSION_1)

			dev->dev_hdl = link_info->u.link_info_v1.dev_hdls[i];

		else if (link_info->version == VERSION_2)

			dev->dev_hdl = link_info->u.link_info_v2.dev_hdls[i];

		dev->parent = (void *)link;

		dev->dev_info.dev_hdl = dev->dev_hdl;

		rc = dev->ops->get_dev_info(&dev->dev_info);



		trace_cam_req_mgr_connect_device(link, &dev->dev_info);



		if (link_info->version == VERSION_1)

			CAM_DBG(CAM_CRM,

				"%x: connected: %s, id %d, delay %d, trigger %x",

				link_info->u.link_info_v1.session_hdl,

				dev->dev_info.name,

				dev->dev_info.dev_id, dev->dev_info.p_delay,

				dev->dev_info.trigger);

		else if (link_info->version == VERSION_2)

			CAM_DBG(CAM_CRM,

				"%x: connected: %s, id %d, delay %d, trigger %x",

				link_info->u.link_info_v2.session_hdl,

				dev->dev_info.name,

				dev->dev_info.dev_id, dev->dev_info.p_delay,

				dev->dev_info.trigger);

		if (rc < 0 ||

			dev->dev_info.p_delay >=

			CAM_PIPELINE_DELAY_MAX ||
@@ -2498,10 +2517,18 @@ static int __cam_req_mgr_setup_link_info(struct cam_req_mgr_core_link *link, 
			CAM_ERR(CAM_CRM, "get device info failed");

			goto error;

		} else {

			if (link_info->version == VERSION_1) {

				CAM_DBG(CAM_CRM, "%x: connected: %s, delay %d",

					link_info->u.link_info_v1.session_hdl,

					dev->dev_info.name,

					dev->dev_info.p_delay);

				}

			else if (link_info->version == VERSION_2) {

				CAM_DBG(CAM_CRM, "%x: connected: %s, delay %d",

					link_info->u.link_info_v2.session_hdl,

					dev->dev_info.name,

					dev->dev_info.p_delay);

				}

			if (dev->dev_info.p_delay > max_delay)

				max_delay = dev->dev_info.p_delay;
@@ -2516,7 +2543,7 @@ static int __cam_req_mgr_setup_link_info(struct cam_req_mgr_core_link *link, 
	link_data.max_delay = max_delay;

	link_data.subscribe_event = subscribe_event;



	for (i = 0; i < link_info->u.link_info_v1.num_devices; i++) {

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

		dev = &link->l_dev[i];



		link_data.dev_hdl = dev->dev_hdl;
@@ -2559,7 +2586,7 @@ static int __cam_req_mgr_setup_link_info(struct cam_req_mgr_core_link *link, 
		if (link->max_delay < dev->dev_info.p_delay)

			link->max_delay = dev->dev_info.p_delay;

	}

	link->num_devs = link_info->u.link_info_v1.num_devices;

	link->num_devs = num_devices;



	/* Assign id for pd tables */

	__cam_req_mgr_tbl_set_id(link->req.l_tbl, &link->req);