msm: ipa3: Enable DPL for MHI pipe

Add required EP config for MHI DPL and a new consumer pipe (73)
and disable burst mode while starting gsi channel for the same.

Change-Id: If8794639e735d0c9b1e94f9047284247ab897824
Signed-off-by: Abhishek Choubey <abchoube@codeaurora.org>

drivers/platform/msm/ipa/ipa_clients/ipa_mhi_client.c

@@ -64,7 +64,7 @@
 #define IPA_MHI_SUSPEND_SLEEP_MAX 1100
 
 #define IPA_MHI_MAX_UL_CHANNELS 1
-#define IPA_MHI_MAX_DL_CHANNELS 1
+#define IPA_MHI_MAX_DL_CHANNELS 2
 
 /* bit #40 in address should be asserted for MHI transfers over pcie */
 #define IPA_MHI_CLIENT_HOST_ADDR_COND(addr) \

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

@@ -1,4 +1,4 @@
-/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2012-2019, 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
@@ -67,7 +67,8 @@ int ipa3_enable_data_path(u32 clnt_hdl)
 		 * if DPL client is not pulling the data
 		 * on other end from IPA hw.
 		 */
-		if (ep->client == IPA_CLIENT_USB_DPL_CONS)
+		if ((ep->client == IPA_CLIENT_USB_DPL_CONS) ||
+				(ep->client == IPA_CLIENT_MHI_DPL_CONS))
 			holb_cfg.en = IPA_HOLB_TMR_EN;
 		else
 			holb_cfg.en = IPA_HOLB_TMR_DIS;

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

@@ -1,4 +1,4 @@
-/* Copyright (c) 2015-2018 The Linux Foundation. All rights reserved.
+/* Copyright (c) 2015-2019 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
@@ -61,7 +61,7 @@
 	IPA_MHI_DBG("EXIT\n")
 
 #define IPA_MHI_MAX_UL_CHANNELS 1
-#define IPA_MHI_MAX_DL_CHANNELS 1
+#define IPA_MHI_MAX_DL_CHANNELS 2
 
 /* bit #40 in address should be asserted for MHI transfers over pcie */
 #define IPA_MHI_HOST_ADDR_COND(addr) \
@@ -283,8 +283,10 @@ static int ipa_mhi_start_gsi_channel(enum ipa_client_type client,
 	ch_props.ring_base_addr = IPA_MHI_HOST_ADDR_COND(
 			params->ch_ctx_host->rbase);
 
-	if (params->ch_ctx_host->brstmode == IPA_MHI_BURST_MODE_DEFAULT ||
-		params->ch_ctx_host->brstmode == IPA_MHI_BURST_MODE_ENABLE) {
+	/* Burst mode is not supported on DPL pipes */
+	if ((client != IPA_CLIENT_MHI_DPL_CONS) &&
+		(params->ch_ctx_host->brstmode == IPA_MHI_BURST_MODE_DEFAULT ||
+		params->ch_ctx_host->brstmode == IPA_MHI_BURST_MODE_ENABLE)) {
 		burst_mode_enabled = true;
 	}
 

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

@@ -1657,6 +1657,18 @@ static const struct ipa_ep_configuration ipa3_ep_mapping
 			IPA_DPS_HPS_SEQ_TYPE_INVALID,
 			QMB_MASTER_SELECT_DDR,
 			{ 16, 5, 9, 9, IPA_EE_Q6 } },
+	[IPA_4_0_MHI][IPA_CLIENT_USB_DPL_CONS]        = {
+			true, IPA_v4_0_MHI_GROUP_DDR,
+			false,
+			IPA_DPS_HPS_SEQ_TYPE_INVALID,
+			QMB_MASTER_SELECT_DDR,
+			{ 15, 7, 5, 5, IPA_EE_AP, GSI_ESCAPE_BUF_ONLY } },
+	[IPA_4_0_MHI][IPA_CLIENT_MHI_DPL_CONS]        = {
+			true, IPA_v4_0_MHI_GROUP_PCIE,
+			false,
+			IPA_DPS_HPS_SEQ_TYPE_INVALID,
+			QMB_MASTER_SELECT_PCIE,
+			{ 12, 2, 5, 5, IPA_EE_AP, GSI_ESCAPE_BUF_ONLY } },
 	/* Only for test purpose */
 	[IPA_4_0_MHI][IPA_CLIENT_TEST_CONS]           = {
 			true, IPA_v4_0_GROUP_UL_DL,