msm: camera: cre: Add UAPI changes for CRE driver

This change adds UAPI interface file for CRE driver

CRs-Fixed: 2893978
Change-Id: I46b29755e1c7d9352d86250dbf6e7e31ab2ead0b
Signed-off-by: Vikram Sharma <[email protected]>

include/uapi/camera/media/cam_cpas.h

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
 /*
- * Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2021, The Linux Foundation. All rights reserved.
  */
 
 #ifndef __UAPI_CAM_CPAS_H__
@@ -63,6 +63,12 @@
 #define CAM_AXI_PATH_DATA_SFE_MAX_OFFSET \
 	(CAM_AXI_PATH_DATA_SFE_START_OFFSET + 31)
 
+#define CAM_AXI_PATH_DATA_CRE_START_OFFSET    (CAM_AXI_PATH_DATA_SFE_MAX_OFFSET + 1)
+#define CAM_AXI_PATH_DATA_CRE_RD_IN           (CAM_AXI_PATH_DATA_CRE_START_OFFSET + 0)
+#define CAM_AXI_PATH_DATA_CRE_WR_OUT          (CAM_AXI_PATH_DATA_CRE_START_OFFSET + 1)
+#define CAM_AXI_PATH_DATA_CRE_MAX_OFFSET \
+	(CAM_AXI_PATH_DATA_CRE_START_OFFSET + 31)
+
 #define CAM_AXI_PATH_DATA_ALL  256
 #define CAM_CPAS_FUSES_MAX     32
 

include/uapi/camera/media/cam_cre.h

@@ -0,0 +1,160 @@
+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
+/*
+ * Copyright (c) 2021, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef __UAPI_CAM_CRE_H__
+#define __UAPI_CAM_CRE_H__
+
+#include <media/cam_defs.h>
+#include <media/cam_cpas.h>
+
+#define CAM_CRE_DEV_NAME_SIZE     128
+
+/* CRE HW TYPE */
+#define CAM_CRE_HW_TYPE_CRE       0x1
+#define CAM_CRE_HW_TYPE_MAX       0x2
+
+/* packet opcode types */
+#define CAM_CRE_OPCODE_CONFIG     0x1
+
+/* input port resource type */
+#define CAM_CRE_INPUT_IMAGE       0x1
+#define CAM_CRE_INPUT_IMAGES_MAX  (CAM_CRE_INPUT_IMAGE + 1)
+
+/* output port resource type */
+#define CAM_CRE_OUTPUT_IMAGE      0x1
+#define CAM_CRE_OUTPUT_IMAGES_MAX (CAM_CRE_OUTPUT_IMAGE + 1)
+
+/* definitions needed for cre aquire device */
+#define CAM_CRE_DEV_TYPE_NRT      0x1
+#define CAM_CRE_DEV_TYPE_RT       0x2
+#define CAM_CRE_DEV_TYPE_MAX      0x3
+
+/* Clock blob */
+#define CAM_CRE_CMD_GENERIC_BLOB_CLK      0x1
+
+#define CAM_CRE_MAX_PLANES                0x2
+#define CRE_MAX_BATCH_SIZE                0x10
+#define CAM_CRE_MAX_IO_BUFS               0x3
+
+#define CAM_CRE_ACQUIRE_FLAG_SECURE  0x1
+
+/**
+ * struct cam_cre_io_buf_info - CRE IO buffers meta
+ *
+ * @direction:     Direction of a buffer of a port(Input/Output)
+ * @res_id:        Resource ID
+ * @num_planes:    Number of planes
+ * @width:         Height of a plane buffer
+ * @height:        Height of a plane buffer
+ * @stride:        Plane stride
+ * @packer_format: Format
+ * @alignment:     Alignment
+ * @reserved:      Reserved field 0
+ * @reserved_1:    Reserved field 1
+ * @reserved_2:    Reserved field 2
+ *
+ */
+struct cam_cre_io_buf_info {
+	__u32 direction;
+	__u32 res_id;
+	__u32 num_planes;
+	__u32 width;
+	__u32 height;
+	__u32 stride;
+	__u32 fence;
+	__u32 packer_format;
+	__u32 alignment;
+	__u32 reserved;
+	__u32 reserved_1;
+	__u32 reserved_2;
+};
+
+/**
+ * struct cam_cre_hw_ver - Device information for particular hw type
+ *
+ * This is used to get device version info of CRE
+ * from hardware and use this info in CAM_QUERY_CAP IOCTL
+ *
+ * @hw_type:   Hardware type
+ * @reserved:  Reserved field
+ * @hw_ver:    Major, minor and incr values of a device version
+ */
+struct cam_cre_hw_ver {
+	__u32  hw_type;
+	__u32  reserved;
+	struct cam_hw_version hw_ver;
+};
+
+/**
+ * struct cam_cre_query_cap_cmd - CRE query device capability payload
+ *
+ * @dev_iommu_handle: CRE iommu handles for secure/non secure modes
+ * @num_dev:          Number of cre
+ * @reserved:         Reserved field
+ * @dev_ver:          Returned device capability array
+ */
+struct cam_cre_query_cap_cmd {
+	struct cam_iommu_handle dev_iommu_handle;
+	__u32                   num_dev;
+	__u32                   reserved;
+	struct cam_cre_hw_ver   dev_ver[CAM_CRE_HW_TYPE_MAX];
+};
+
+/**
+ * struct cam_cre_clk_bw_request
+ *
+ * @budget_ns: Time required to process frame
+ * @frame_cycles: Frame cycles needed to process the frame
+ * @rt_flag: Flag to indicate real time stream
+ * @uncompressed_bw: Bandwidth required to process frame
+ * @compressed_bw: Compressed bandwidth to process frame
+ * @reserved:      Reserved field 0
+ * @reserved_1:    Reserved field 1
+ * @reserved_2:    Reserved field 2
+ * @num_path:      Number of AXI Paths
+ */
+struct cam_cre_clk_bw_request {
+	__u64  budget_ns;
+	__u32  frame_cycles;
+	__u32  rt_flag;
+	__u64  uncompressed_bw;
+	__u64  compressed_bw;
+	__u32  num_paths;
+	__u32  reserved;
+	__u32  reserved_1;
+	__u32  reserved_2;
+	struct cam_axi_per_path_bw_vote axi_path[1];
+};
+
+/**
+ * struct cam_cre_acquire_dev_info - An CRE device info
+ *
+ * @dev_type:      NRT/RT Acquire
+ * @dev_name:      Device name (CRE)
+ * @acquire_flag:  Tells if CRE will process the secure buff or not.
+ * @batch_size:    Batch size
+ * @num_in_res:    Number of In resources
+ * @num_out_res:   Number of Out resources
+ * @reserved:      Reserved field 0
+ * @reserved_1:    Reserved field 1
+ * @reserved_2:    Reserved field 2
+ * @in_res:        In resource info
+ * @in_res:        Out resource info
+ */
+struct cam_cre_acquire_dev_info {
+	__u32                      dev_type;
+	char                       dev_name[CAM_CRE_DEV_NAME_SIZE];
+	__u32                      acquire_flag;
+	__u32                      batch_size;
+	__u32                      num_in_res;
+	__u32                      num_out_res;
+	__u32                      reserved;
+	__u32                      reserved_1;
+	__u32                      reserved_2;
+	struct cam_cre_io_buf_info in_res[CAM_CRE_INPUT_IMAGES_MAX];
+	struct cam_cre_io_buf_info out_res[CAM_CRE_OUTPUT_IMAGES_MAX];
+}__attribute__((__packed__));
+
+#endif /* __UAPI_CAM_CRE_H__ */

include/uapi/camera/media/cam_req_mgr.h

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
 /*
- * Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2021, The Linux Foundation. All rights reserved.
  */
 
 #ifndef __UAPI_LINUX_CAM_REQ_MGR_H
@@ -32,6 +32,7 @@
 #define CAM_CUSTOM_DEVICE_TYPE    (CAM_DEVICE_TYPE_BASE + 14)
 #define CAM_OPE_DEVICE_TYPE       (CAM_DEVICE_TYPE_BASE + 15)
 #define CAM_TFE_DEVICE_TYPE       (CAM_DEVICE_TYPE_BASE + 16)
+#define CAM_CRE_DEVICE_TYPE       (CAM_DEVICE_TYPE_BASE + 17)
 
 /* cam_req_mgr hdl info */
 #define CAM_REQ_MGR_HDL_IDX_POS           8

include/uapi/camera/media/cam_sync.h

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
 /*
- * Copyright (c) 2016-2018, 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2021, 2020 The Linux Foundation. All rights reserved.
  */
 
 #ifndef __UAPI_CAM_SYNC_H__
@@ -115,7 +115,17 @@
 #define CAM_SYNC_OPE_EVENT_HW_RESET_FAILED    (CAM_SYNC_OPE_EVENT_START + 10)
 #define CAM_SYNC_OPE_EVENT_END                (CAM_SYNC_OPE_EVENT_START + 50)
 
-#define CAM_SYNC_EVENT_CNT                7
+/* CRE Sync event reason types */
+#define CAM_SYNC_CRE_EVENT_START               (CAM_SYNC_OPE_EVENT_END + 1)
+#define CAM_SYNC_CRE_EVENT_UNKNOWN             (CAM_SYNC_CRE_EVENT_START + 0)
+#define CAM_SYNC_CRE_EVENT_CONFIG_ERR          (CAM_SYNC_CRE_EVENT_START + 1)
+#define CAM_SYNC_CRE_EVENT_INVLD_CMD           (CAM_SYNC_CRE_EVENT_START + 2)
+#define CAM_SYNC_CRE_EVENT_SET_IRQ_CB          (CAM_SYNC_CRE_EVENT_START + 3)
+#define CAM_SYNC_CRE_EVENT_HW_RESET_FAILED     (CAM_SYNC_CRE_EVENT_START + 4)
+#define CAM_SYNC_CRE_EVENT_HW_ERR              (CAM_SYNC_CRE_EVENT_START + 5)
+#define CAM_SYNC_CRE_EVENT_END                 (CAM_SYNC_CRE_EVENT_START + 50)
+
+#define CAM_SYNC_EVENT_CNT                8
 #define CAM_SYNC_EVENT_REASON_CODE_INDEX  0