From a0ece30529daf1035f07b64de34a96521221836a Mon Sep 17 00:00:00 2001
From: Pooja Kumari <kumarip@codeaurora.org>
Date: Thu, 15 Jul 2021 12:54:53 +0530
Subject: [PATCH] msm: ipa3: add eth ep_pair info

Add ep details corresponding to
RMNET_CV2X tethering over eth.

Change-Id: I0285887470c950a73e61dd51bf673bbc650d40bb
Signed-off-by: Pooja Kumari <kumarip@codeaurora.org>
---
 drivers/platform/msm/ipa/ipa_v3/ipa.c | 71 +++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)

diff --git a/drivers/platform/msm/ipa/ipa_v3/ipa.c b/drivers/platform/msm/ipa/ipa_v3/ipa.c
index 5b93bda529..1ffdaac442 100644
--- a/drivers/platform/msm/ipa/ipa_v3/ipa.c
+++ b/drivers/platform/msm/ipa/ipa_v3/ipa.c
@@ -1224,6 +1224,73 @@ static void ipa3_get_pcie_ep_info(
 	}
 }
 
+static void ipa3_get_eth_ep_info(
+	struct ipa_ioc_get_ep_info *ep_info,
+	struct ipa_ep_pair_info *pair_info
+	)
+{
+	int ep_index = -1, i;
+
+	ep_info->num_ep_pairs = 0;
+	for (i = 0; i < ep_info->max_ep_pairs; i++) {
+		pair_info[i].consumer_pipe_num = -1;
+		pair_info[i].producer_pipe_num = -1;
+		pair_info[i].ep_id = -1;
+	}
+
+	ep_index = ipa3_get_ep_mapping(IPA_CLIENT_ETHERNET2_PROD);
+
+	if ((ep_index != -1) && ipa3_ctx->ep[ep_index].valid) {
+		pair_info[ep_info->num_ep_pairs].consumer_pipe_num = ep_index;
+		ep_index = ipa3_get_ep_mapping(IPA_CLIENT_ETHERNET2_CONS);
+		if ((ep_index != -1) && (ipa3_ctx->ep[ep_index].valid)) {
+			pair_info[ep_info->num_ep_pairs].producer_pipe_num =
+				ep_index;
+			pair_info[ep_info->num_ep_pairs].ep_id =
+				IPA_ETH1_EP_ID;
+		IPADBG("ep_pair_info consumer_pipe_num %d",
+			pair_info[ep_info->num_ep_pairs].consumer_pipe_num);
+			IPADBG(" producer_pipe_num %d ep_id %d\n",
+			pair_info[ep_info->num_ep_pairs].producer_pipe_num,
+				pair_info[ep_info->num_ep_pairs].ep_id);
+			ep_info->num_ep_pairs++;
+		} else {
+			pair_info[ep_info->num_ep_pairs].consumer_pipe_num = -1;
+			IPADBG("ep_pair_info consumer_pipe_num %d",
+			pair_info[ep_info->num_ep_pairs].consumer_pipe_num);
+			IPADBG(" producer_pipe_num %d ep_id %d\n",
+			pair_info[ep_info->num_ep_pairs].producer_pipe_num,
+				pair_info[ep_info->num_ep_pairs].ep_id);
+		}
+	}
+
+	ep_index = ipa3_get_ep_mapping(IPA_CLIENT_ETHERNET_PROD);
+
+	if ((ep_index != -1) && ipa3_ctx->ep[ep_index].valid) {
+		pair_info[ep_info->num_ep_pairs].consumer_pipe_num = ep_index;
+		ep_index = ipa3_get_ep_mapping(IPA_CLIENT_ETHERNET_CONS);
+		if ((ep_index != -1) && (ipa3_ctx->ep[ep_index].valid)) {
+			pair_info[ep_info->num_ep_pairs].producer_pipe_num =
+				ep_index;
+			pair_info[ep_info->num_ep_pairs].ep_id =
+				IPA_ETH0_EP_ID;
+
+			IPADBG("ep_pair_info consumer_pipe_num %d",
+			pair_info[ep_info->num_ep_pairs].consumer_pipe_num);
+			IPADBG(" producer_pipe_num %d ep_id %d\n",
+			pair_info[ep_info->num_ep_pairs].producer_pipe_num,
+				pair_info[ep_info->num_ep_pairs].ep_id);
+			ep_info->num_ep_pairs++;
+		} else {
+			pair_info[ep_info->num_ep_pairs].consumer_pipe_num = -1;
+			IPADBG("ep_pair_info consumer_pipe_num %d",
+			pair_info[ep_info->num_ep_pairs].consumer_pipe_num);
+			IPADBG(" producer_pipe_num %d ep_id %d\n",
+			pair_info[ep_info->num_ep_pairs].producer_pipe_num,
+				pair_info[ep_info->num_ep_pairs].ep_id);
+		}
+	}
+}
 
 static int ipa3_get_ep_info(struct ipa_ioc_get_ep_info *ep_info,
 							u8 *param)
@@ -1240,6 +1307,10 @@ static int ipa3_get_ep_info(struct ipa_ioc_get_ep_info *ep_info,
 		ipa3_get_pcie_ep_info(ep_info, pair_info);
 		break;
 
+	case IPA_DATA_EP_TYP_ETH:
+		ipa3_get_eth_ep_info(ep_info, pair_info);
+		break;
+
 	default:
 		IPAERR_RL("Undefined ep_type %d\n", ep_info->ep_type);
 		ret = -EFAULT;