target/linux/layerscape/patches-5.4/701-net-0141-bus-fsl-mc-Extend-ICID-size-from-16bit-to-32bit.patch

From 7c5fca3084c38905df08b8f33cf14ad21ab41b77 Mon Sep 17 00:00:00 2001
From: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Date: Mon, 16 Apr 2018 11:54:46 +0300
Subject: [PATCH] bus: fsl-mc: Extend ICID size from 16bit to 32bit

Extend the ICID from 16-bit to 32-bit.
Primary reason for this is enabling DPAA2 drivers
in Virtual Machine where device-id range is defined
for DPAA2 devices is 0x10000-0x20000.

Signed-off-by: Bharat Bhushan <Bharat.Bhushan@nxp.com>
Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
---
 drivers/bus/fsl-mc/dprc.c           | 2 +-
 drivers/bus/fsl-mc/fsl-mc-bus.c     | 2 +-
 drivers/bus/fsl-mc/fsl-mc-private.h | 5 ++---
 include/linux/fsl/mc.h              | 2 +-
 4 files changed, 5 insertions(+), 6 deletions(-)

--- a/drivers/bus/fsl-mc/dprc.c
+++ b/drivers/bus/fsl-mc/dprc.c
@@ -322,7 +322,7 @@ int dprc_get_attributes(struct fsl_mc_io
 	/* retrieve response parameters */
 	rsp_params = (struct dprc_rsp_get_attributes *)cmd.params;
 	attr->container_id = le32_to_cpu(rsp_params->container_id);
-	attr->icid = le16_to_cpu(rsp_params->icid);
+	attr->icid = le32_to_cpu(rsp_params->icid);
 	attr->options = le32_to_cpu(rsp_params->options);
 	attr->portal_id = le32_to_cpu(rsp_params->portal_id);
 
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -489,7 +489,7 @@ common_cleanup:
 }
 
 static int get_dprc_icid(struct fsl_mc_io *mc_io,
-			 int container_id, u16 *icid)
+			 int container_id, u32 *icid)
 {
 	struct dprc_attributes attr;
 	int error;
--- a/drivers/bus/fsl-mc/fsl-mc-private.h
+++ b/drivers/bus/fsl-mc/fsl-mc-private.h
@@ -157,8 +157,7 @@ struct dprc_cmd_clear_irq_status {
 struct dprc_rsp_get_attributes {
 	/* response word 0 */
 	__le32 container_id;
-	__le16 icid;
-	__le16 pad;
+	__le32 icid;
 	/* response word 1 */
 	__le32 options;
 	__le32 portal_id;
@@ -320,7 +319,7 @@ int dprc_clear_irq_status(struct fsl_mc_
  */
 struct dprc_attributes {
 	int container_id;
-	u16 icid;
+	u32 icid;
 	int portal_id;
 	u64 options;
 };
--- a/include/linux/fsl/mc.h
+++ b/include/linux/fsl/mc.h
@@ -188,7 +188,7 @@ struct fsl_mc_device {
 	struct device dev;
 	u64 dma_mask;
 	u16 flags;
-	u16 icid;
+	u32 icid;
 	u16 mc_handle;
 	struct fsl_mc_io *mc_io;
 	struct fsl_mc_obj_desc obj_desc;