msm: camera: cci: Correct the queue size for cci version 1.2

Correct the queue size for cci version 1.2 as below,

1. Queue 0 size = 64.
2. Queue 1 size = 16.

CRs-Fixed: 2594541
Change-Id: Ifc9407427fe2bf0996c77dc00c5dfe7e5ba22140
Signed-off-by: Tony Lijo Jose <[email protected]>

drivers/cam_sensor_module/cam_cci/cam_cci_dev.h

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 /*
- * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
  */
 
 #ifndef _CAM_CCI_DEV_H_
@@ -34,6 +34,8 @@
 #define V4L2_IDENT_CCI 50005
 #define CCI_I2C_QUEUE_0_SIZE 128
 #define CCI_I2C_QUEUE_1_SIZE 32
+#define CCI_I2C_QUEUE_0_SIZE_V_1_2 64
+#define CCI_I2C_QUEUE_1_SIZE_V_1_2 16
 #define CYCLES_PER_MICRO_SEC_DEFAULT 4915
 #define CCI_MAX_DELAY 1000000
 

drivers/cam_sensor_module/cam_cci/cam_cci_soc.c

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
  */
 
 #include "cam_cci_dev.h"
@@ -17,6 +17,7 @@ int cam_cci_init(struct v4l2_subdev *sd,
 	struct cam_axi_vote axi_vote = {0};
 	struct cam_hw_soc_info *soc_info = NULL;
 	void __iomem *base = NULL;
+	uint32_t max_queue_0_size = 0, max_queue_1_size = 0;
 
 	cci_dev = v4l2_get_subdevdata(sd);
 	if (!cci_dev || !c_ctrl) {
@@ -116,14 +117,23 @@ int cam_cci_init(struct v4l2_subdev *sd,
 		MSM_CCI_WRITE_DATA_PAYLOAD_SIZE_11;
 	cci_dev->support_seq_write = 1;
 
+	if (of_device_is_compatible(soc_info->dev->of_node,
+						"qcom,cci-v1.2")) {
+		max_queue_0_size = CCI_I2C_QUEUE_0_SIZE_V_1_2;
+		max_queue_1_size = CCI_I2C_QUEUE_1_SIZE_V_1_2;
+	} else {
+		max_queue_0_size = CCI_I2C_QUEUE_0_SIZE;
+		max_queue_1_size = CCI_I2C_QUEUE_1_SIZE;
+	}
+
 	for (i = 0; i < NUM_MASTERS; i++) {
 		for (j = 0; j < NUM_QUEUES; j++) {
 			if (j == QUEUE_0)
 				cci_dev->cci_i2c_queue_info[i][j].max_queue_size
-					= CCI_I2C_QUEUE_0_SIZE;
+					= max_queue_0_size;
 			else
 				cci_dev->cci_i2c_queue_info[i][j].max_queue_size
-					= CCI_I2C_QUEUE_1_SIZE;
+					= max_queue_1_size;
 
 			CAM_DBG(CAM_CCI, "CCI Master[%d] :: Q0 : %d Q1 : %d", i,
 			cci_dev->cci_i2c_queue_info[i][j].max_queue_size,