-/* Copyright 2013-2015 Freescale Semiconductor Inc.
- *
- * SPDX-License-Identifier: GPL-2.0+
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright 2013-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
*/
#ifndef __FSL_MC_CMD_H
#define __FSL_MC_CMD_H
#define MAKE_UMASK64(_width) \
((uint64_t)((_width) < 64 ? ((uint64_t)1 << (_width)) - 1 : -1))
-static inline uint64_t u64_enc(int lsoffset, int width, uint64_t val)
+static inline uint64_t mc_enc(int lsoffset, int width, uint64_t val)
{
return (uint64_t)(((uint64_t)val & MAKE_UMASK64(width)) << lsoffset);
}
-static inline uint64_t u64_dec(uint64_t val, int lsoffset, int width)
+static inline uint64_t mc_dec(uint64_t val, int lsoffset, int width)
{
return (uint64_t)((val >> lsoffset) & MAKE_UMASK64(width));
}
uint64_t params[MC_CMD_NUM_OF_PARAMS];
};
+struct mc_rsp_create {
+ __le32 object_id;
+};
+
+struct mc_rsp_api_ver {
+ __le16 major_ver;
+ __le16 minor_ver;
+};
+
enum mc_cmd_status {
MC_CMD_STATUS_OK = 0x0, /*!< Completed successfully */
MC_CMD_STATUS_READY = 0x1, /*!< Ready to be processed */
MC_CMD_STATUS_INVALID_STATE = 0xC /*!< Invalid state */
};
-#define MC_CMD_HDR_CMDID_O 52 /* Command ID field offset */
-#define MC_CMD_HDR_CMDID_S 12 /* Command ID field size */
+/*
+ * MC command flags
+ */
+
+/* High priority flag */
+#define MC_CMD_FLAG_PRI 0x00008000
+/* No flags */
+#define MC_CMD_NO_FLAGS 0x00000000
+/* Command completion flag */
+#define MC_CMD_FLAG_INTR_DIS 0x01000000
+
+
+#define MC_CMD_HDR_CMDID_O 48 /* Command ID field offset */
+#define MC_CMD_HDR_CMDID_S 16 /* Command ID field size */
#define MC_CMD_HDR_STATUS_O 16 /* Status field offset */
-#define MC_CMD_HDR_TOKEN_O 38 /* Token field offset */
-#define MC_CMD_HDR_TOKEN_S 10 /* Token field size */
+#define MC_CMD_HDR_TOKEN_O 32 /* Token field offset */
+#define MC_CMD_HDR_TOKEN_S 16 /* Token field size */
#define MC_CMD_HDR_STATUS_S 8 /* Status field size*/
-#define MC_CMD_HDR_PRI_O 15 /* Priority field offset */
-#define MC_CMD_HDR_PRI_S 1 /* Priority field size */
+#define MC_CMD_HDR_FLAGS_O 0 /* Flags field offset */
+#define MC_CMD_HDR_FLAGS_S 32 /* Flags field size*/
+#define MC_CMD_HDR_FLAGS_MASK 0x0000FFFF /* Command flags mask */
#define MC_CMD_HDR_READ_STATUS(_hdr) \
- ((enum mc_cmd_status)u64_dec((_hdr), \
+ ((enum mc_cmd_status)mc_dec((_hdr), \
MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S))
#define MC_CMD_HDR_READ_TOKEN(_hdr) \
- ((uint16_t)u64_dec((_hdr), MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S))
+ ((uint16_t)mc_dec((_hdr), MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S))
-#define MC_CMD_PRI_LOW 0 /*!< Low Priority command indication */
-#define MC_CMD_PRI_HIGH 1 /*!< High Priority command indication */
+#define MC_PREP_OP(_ext, _param, _offset, _width, _type, _arg) \
+ ((_ext)[_param] |= cpu_to_le64(mc_enc((_offset), (_width), _arg)))
#define MC_EXT_OP(_ext, _param, _offset, _width, _type, _arg) \
- ((_ext)[_param] |= u64_enc((_offset), (_width), _arg))
+ (_arg = (_type)mc_dec(cpu_to_le64(_ext[_param]), (_offset), (_width)))
#define MC_CMD_OP(_cmd, _param, _offset, _width, _type, _arg) \
- ((_cmd).params[_param] |= u64_enc((_offset), (_width), _arg))
+ ((_cmd).params[_param] |= mc_enc((_offset), (_width), _arg))
#define MC_RSP_OP(_cmd, _param, _offset, _width, _type, _arg) \
- (_arg = (_type)u64_dec(_cmd.params[_param], (_offset), (_width)))
+ (_arg = (_type)mc_dec(_cmd.params[_param], (_offset), (_width)))
+
+/* cmd, param, offset, width, type, arg_name */
+#define MC_CMD_READ_OBJ_ID(cmd, obj_id) \
+ MC_RSP_OP(cmd, 0, 0, 32, uint32_t, obj_id)
+
+/* cmd, param, offset, width, type, arg_name */
+#define CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, object_id) \
+ MC_CMD_OP(cmd, 0, 0, 32, uint32_t, object_id)
static inline uint64_t mc_encode_cmd_header(uint16_t cmd_id,
- uint8_t priority,
+ uint32_t cmd_flags,
uint16_t token)
{
- uint64_t hdr;
+ uint64_t hdr = 0;
- hdr = u64_enc(MC_CMD_HDR_CMDID_O, MC_CMD_HDR_CMDID_S, cmd_id);
- hdr |= u64_enc(MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S, token);
- hdr |= u64_enc(MC_CMD_HDR_PRI_O, MC_CMD_HDR_PRI_S, priority);
- hdr |= u64_enc(MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S,
+ hdr = mc_enc(MC_CMD_HDR_CMDID_O, MC_CMD_HDR_CMDID_S, cmd_id);
+ hdr |= mc_enc(MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S,
+ (cmd_flags & MC_CMD_HDR_FLAGS_MASK));
+ hdr |= mc_enc(MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S, token);
+ hdr |= mc_enc(MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S,
MC_CMD_STATUS_READY);
return hdr;
return status;
}
-int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd);
+/**
+ * mc_read_version - read version of the given cmd
+ *
+ * @cmd: pointer to a filled command
+ * @major_version: major version value for the given cmd
+ * @minor_version: minor version value for the given cmd
+ */
+static inline void mc_cmd_read_api_version(struct mc_command *cmd,
+ u16 *major_ver,
+ u16 *minor_ver)
+{
+ struct mc_rsp_api_ver *rsp_params;
+
+ rsp_params = (struct mc_rsp_api_ver *)cmd->params;
+ *major_ver = le16_to_cpu(rsp_params->major_ver);
+ *minor_ver = le16_to_cpu(rsp_params->minor_ver);
+}
#endif /* __FSL_MC_CMD_H */