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Commit d0c2a1eb authored by Mohammed Javid's avatar Mohammed Javid
Browse files

msm: ipa: Add support for per client lan statistics 



Per client lan statistics  feature requires fetching data
from IPA-Q6 and share it with user space application.
Make changes to provide ioctl-interface to interact with
IPA-Q6 to get the per client lan statistics.

Change-Id: If0af747cd86058eaa275170f42af1d9e93e81768
Acked-by: default avatarAbhishek Choubey <abchoube@qti.qualcomm.com>
Acked-by: default avatarChaitanya Pratapa <cpratapa@qti.qualcomm.com>
Acked-by: default avatarPooja Kumari <kumarip@qti.qualcomm.com>
Signed-off-by: default avatarMohammed Javid <mjavid@codeaurora.org>
Signed-off-by: default avatarUtkarsh Saxena <usaxena@codeaurora.org>
parent 06ba433c

drivers/platform/msm/ipa/ipa_v2/ipa_debugfs.c

+3 −1
Original line number Diff line number Diff line
@@ -86,7 +86,9 @@ const char *ipa_event_name[] = { 
	__stringify(ADD_VLAN_IFACE),

	__stringify(DEL_VLAN_IFACE),

	__stringify(ADD_L2TP_VLAN_MAPPING),

	__stringify(DEL_L2TP_VLAN_MAPPING)

	__stringify(DEL_L2TP_VLAN_MAPPING),

	__stringify(IPA_PER_CLIENT_STATS_CONNECT_EVENT),

	__stringify(IPA_PER_CLIENT_STATS_DISCONNECT_EVENT),

};



const char *ipa_hdr_l2_type_name[] = {

drivers/platform/msm/ipa/ipa_v3/ipa.c

+44 −1
Original line number Diff line number Diff line
@@ -911,8 +911,51 @@ static long ipa3_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) 
			break;

		}

		break;



	case IPA_IOC_ADD_RT_RULE_EXT:

		if (copy_from_user(header,

				(const void __user *)arg,

				sizeof(struct ipa_ioc_add_rt_rule_ext))) {

			retval = -EFAULT;

			break;

		}

		pre_entry =

			((struct ipa_ioc_add_rt_rule_ext *)header)->num_rules;

		pyld_sz =

		   sizeof(struct ipa_ioc_add_rt_rule_ext) +

		   pre_entry * sizeof(struct ipa_rt_rule_add_ext);

		param = kzalloc(pyld_sz, GFP_KERNEL);

		if (!param) {

			retval = -ENOMEM;

			break;

		}

		if (copy_from_user(param, (const void __user *)arg, pyld_sz)) {

			retval = -EFAULT;

			break;

		}

		/* add check in case user-space module compromised */

		if (unlikely(

			((struct ipa_ioc_add_rt_rule_ext *)param)->num_rules

			!= pre_entry)) {

			IPAERR(" prevent memory corruption(%d not match %d)\n",

				((struct ipa_ioc_add_rt_rule_ext *)param)->

				num_rules,

				pre_entry);

			retval = -EINVAL;

			break;

		}

		if (ipa3_add_rt_rule_ext(

			(struct ipa_ioc_add_rt_rule_ext *)param)) {

			retval = -EFAULT;

			break;

		}

		if (copy_to_user((void __user *)arg, param, pyld_sz)) {

			retval = -EFAULT;

			break;

		}

		break;

	case IPA_IOC_ADD_RT_RULE_AFTER:

		if (copy_from_user(header, (u8 *)arg,

		if (copy_from_user(header, (const void __user *)arg,

			sizeof(struct ipa_ioc_add_rt_rule_after))) {



			retval = -EFAULT;

drivers/platform/msm/ipa/ipa_v3/ipa_debugfs.c

+3 −1
Original line number Diff line number Diff line
@@ -67,7 +67,9 @@ const char *ipa3_event_name[] = { 
	__stringify(ADD_VLAN_IFACE),

	__stringify(DEL_VLAN_IFACE),

	__stringify(ADD_L2TP_VLAN_MAPPING),

	__stringify(DEL_L2TP_VLAN_MAPPING)

	__stringify(DEL_L2TP_VLAN_MAPPING),

	__stringify(IPA_PER_CLIENT_STATS_CONNECT_EVENT),

	__stringify(IPA_PER_CLIENT_STATS_DISCONNECT_EVENT),

};



const char *ipa3_hdr_l2_type_name[] = {

drivers/platform/msm/ipa/ipa_v3/ipa_i.h

+3 −0
Original line number Diff line number Diff line
@@ -431,6 +431,7 @@ struct ipa3_rt_entry { 
	int id;

	u16 prio;

	u16 rule_id;

	u16 rule_id_valid;

};



/**
@@ -1712,6 +1713,8 @@ int ipa3_del_hdr_proc_ctx_by_user(struct ipa_ioc_del_hdr_proc_ctx *hdls, 
 */

int ipa3_add_rt_rule(struct ipa_ioc_add_rt_rule *rules);



int ipa3_add_rt_rule_ext(struct ipa_ioc_add_rt_rule_ext *rules);



int ipa3_add_rt_rule_after(struct ipa_ioc_add_rt_rule_after *rules);



int ipa3_del_rt_rule(struct ipa_ioc_del_rt_rule *hdls);

drivers/platform/msm/ipa/ipa_v3/ipa_qmi_service.c

+68 −0
Original line number Diff line number Diff line
@@ -1446,6 +1446,74 @@ int ipa3_qmi_stop_data_qouta(void) 
		resp.resp.error, "ipa_stop_data_usage_quota_req_msg_v01");

}



int ipa3_qmi_enable_per_client_stats(

	struct ipa_enable_per_client_stats_req_msg_v01 *req,

	struct ipa_enable_per_client_stats_resp_msg_v01 *resp)

{

	struct msg_desc req_desc, resp_desc;

	int rc;



	req_desc.max_msg_len =

		QMI_IPA_ENABLE_PER_CLIENT_STATS_REQ_MAX_MSG_LEN_V01;

	req_desc.msg_id =

		QMI_IPA_ENABLE_PER_CLIENT_STATS_REQ_V01;

	req_desc.ei_array =

		ipa3_enable_per_client_stats_req_msg_data_v01_ei;



	resp_desc.max_msg_len =

		QMI_IPA_ENABLE_PER_CLIENT_STATS_RESP_MAX_MSG_LEN_V01;

	resp_desc.msg_id =

		QMI_IPA_ENABLE_PER_CLIENT_STATS_RESP_V01;

	resp_desc.ei_array =

		ipa3_enable_per_client_stats_resp_msg_data_v01_ei;



	IPAWANDBG("Sending QMI_IPA_ENABLE_PER_CLIENT_STATS_REQ_V01\n");



	rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, req,

		sizeof(struct ipa_enable_per_client_stats_req_msg_v01),

		&resp_desc, resp,

		sizeof(struct ipa_enable_per_client_stats_resp_msg_v01),

		QMI_SEND_STATS_REQ_TIMEOUT_MS);



	IPAWANDBG("QMI_IPA_ENABLE_PER_CLIENT_STATS_RESP_V01 received\n");



	return ipa3_check_qmi_response(rc,

		QMI_IPA_ENABLE_PER_CLIENT_STATS_REQ_V01, resp->resp.result,

		resp->resp.error, "ipa3_qmi_enable_per_client_stats");

}



int ipa3_qmi_get_per_client_packet_stats(

	struct ipa_get_stats_per_client_req_msg_v01 *req,

	struct ipa_get_stats_per_client_resp_msg_v01 *resp)

{

	struct msg_desc req_desc, resp_desc;

	int rc;



	req_desc.max_msg_len = QMI_IPA_GET_STATS_PER_CLIENT_REQ_MAX_MSG_LEN_V01;

	req_desc.msg_id = QMI_IPA_GET_STATS_PER_CLIENT_REQ_V01;

	req_desc.ei_array = ipa3_get_stats_per_client_req_msg_data_v01_ei;



	resp_desc.max_msg_len =

		QMI_IPA_GET_STATS_PER_CLIENT_RESP_MAX_MSG_LEN_V01;

	resp_desc.msg_id = QMI_IPA_GET_STATS_PER_CLIENT_RESP_V01;

	resp_desc.ei_array = ipa3_get_stats_per_client_resp_msg_data_v01_ei;



	IPAWANDBG("Sending QMI_IPA_GET_STATS_PER_CLIENT_REQ_V01\n");



	rc = qmi_send_req_wait(ipa_q6_clnt, &req_desc, req,

			sizeof(struct ipa_get_stats_per_client_req_msg_v01),

			&resp_desc, resp,

			sizeof(struct ipa_get_stats_per_client_resp_msg_v01),

			QMI_SEND_STATS_REQ_TIMEOUT_MS);



	IPAWANDBG("QMI_IPA_GET_STATS_PER_CLIENT_RESP_V01 received\n");



	return ipa3_check_qmi_response(rc,

		QMI_IPA_GET_STATS_PER_CLIENT_REQ_V01, resp->resp.result,

		resp->resp.error,

		"struct ipa_get_stats_per_client_req_msg_v01");

}



void ipa3_qmi_init(void)

{

	mutex_init(&ipa3_qmi_lock);