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Commit f5eaa6cc authored by Dinesh K Garg's avatar Dinesh K Garg
Browse files

SMCInvoke: Add SMCInvoke driver snapshot for Lahaina 



Porting SMCInvoke driver from msm-4.19 to msm-5.4
(base commit 960c28add36b6bf60).

Change-Id: Ia51f972165e163ce5194df89498c79b0a93b7fb1
Signed-off-by: default avatarDinesh K Garg <dineshg@codeaurora.org>
parent 1c9e1a91

drivers/firmware/qcom_scm.h

+1 −1
Original line number Diff line number Diff line
@@ -244,7 +244,7 @@ extern int __qcom_scm_register_qsee_log_buf(struct device *dev, phys_addr_t buf, 
extern int __qcom_scm_ice_restore_cfg(struct device *dev);



#define QCOM_SCM_SVC_SMCINVOKE		0x06

#define QCOM_SCM_SMCINVOKE_INVOKE	0x00

#define QCOM_SCM_SMCINVOKE_INVOKE	0x02

#define QCOM_SCM_SMCINVOKE_CB_RSP	0x01

extern int __qcom_scm_invoke_smc(struct device *dev, phys_addr_t in_buf,

		size_t in_buf_size, phys_addr_t out_buf, size_t out_buf_size,

drivers/soc/qcom/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -690,4 +690,11 @@ config QCOM_EUD 
          Embedded USB Debugger (EUD).

          If unsure, say N.



config QCOM_SMCINVOKE

	tristate "Secure QSEE Support"

	help

	 Enable SMCInvoke driver which supports capability based secure

	 communication between QTI Secure Execution Environment (QSEE)

	 and high level operating system. It exposes APIs for both

	 userspace and kernel clients.

endmenu

drivers/soc/qcom/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -42,6 +42,7 @@ obj-$(CONFIG_QCOM_MEM_OFFLINE) += mem-offline.o 
obj-$(CONFIG_QCOM_MEMORY_DUMP_V2) += memory_dump_v2.o

obj-$(CONFIG_QCOM_DCC_V2) += dcc_v2.o

obj-$(CONFIG_MSM_JTAGV8) += jtagv8.o jtagv8-etm.o

obj-$(CONFIG_QCOM_SMCINVOKE) += smcinvoke.o

obj-$(CONFIG_QCOM_SDM845_LLCC) += llcc-sdm845.o

obj-$(CONFIG_QCOM_LLCC_PERFMON) += llcc_perfmon.o

obj-$(CONFIG_QCOM_RPMHPD) += rpmhpd.o

drivers/soc/qcom/smcinvoke.c

0 → 100644
+1856 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/soc/qcom/smcinvoke_object.h

0 → 100644
+82 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.

 */

#ifndef __SMCINVOKE_OBJECT_H

#define __SMCINVOKE_OBJECT_H



#include <linux/types.h>



/*

 * Method bits are not modified by transport layers.  These describe the

 * method (member function) being requested by the client.

 */

#define OBJECT_OP_METHOD_MASK     (0x0000FFFFu)

#define OBJECT_OP_METHODID(op)    ((op) & OBJECT_OP_METHOD_MASK)

#define OBJECT_OP_RELEASE       (OBJECT_OP_METHOD_MASK - 0)

#define OBJECT_OP_RETAIN        (OBJECT_OP_METHOD_MASK - 1)

#define OBJECT_OP_MAP_REGION    0



#define OBJECT_COUNTS_MAX_BI   0xF

#define OBJECT_COUNTS_MAX_BO   0xF

#define OBJECT_COUNTS_MAX_OI   0xF

#define OBJECT_COUNTS_MAX_OO   0xF



/* unpack counts */



#define OBJECT_COUNTS_NUM_BI(k)  ((size_t) (((k) >> 0) & OBJECT_COUNTS_MAX_BI))

#define OBJECT_COUNTS_NUM_BO(k)  ((size_t) (((k) >> 4) & OBJECT_COUNTS_MAX_BO))

#define OBJECT_COUNTS_NUM_OI(k)  ((size_t) (((k) >> 8) & OBJECT_COUNTS_MAX_OI))

#define OBJECT_COUNTS_NUM_OO(k)  ((size_t) (((k) >> 12) & OBJECT_COUNTS_MAX_OO))

#define OBJECT_COUNTS_NUM_buffers(k)	\

			(OBJECT_COUNTS_NUM_BI(k) + OBJECT_COUNTS_NUM_BO(k))



#define OBJECT_COUNTS_NUM_objects(k)	\

			(OBJECT_COUNTS_NUM_OI(k) + OBJECT_COUNTS_NUM_OO(k))



/* Indices into args[] */



#define OBJECT_COUNTS_INDEX_BI(k)   0

#define OBJECT_COUNTS_INDEX_BO(k)		\

			(OBJECT_COUNTS_INDEX_BI(k) + OBJECT_COUNTS_NUM_BI(k))

#define OBJECT_COUNTS_INDEX_OI(k)		\

			(OBJECT_COUNTS_INDEX_BO(k) + OBJECT_COUNTS_NUM_BO(k))

#define OBJECT_COUNTS_INDEX_OO(k)		\

			(OBJECT_COUNTS_INDEX_OI(k) + OBJECT_COUNTS_NUM_OI(k))

#define OBJECT_COUNTS_TOTAL(k)		\

			(OBJECT_COUNTS_INDEX_OO(k) + OBJECT_COUNTS_NUM_OO(k))



#define OBJECT_COUNTS_PACK(in_bufs, out_bufs, in_objs, out_objs) \

	((uint32_t) ((in_bufs) | ((out_bufs) << 4) | \

			((in_objs) << 8) | ((out_objs) << 12)))





/* Object_invoke return codes */



#define OBJECT_isOK(err)        ((err) == 0)

#define OBJECT_isERROR(err)     ((err) != 0)



/* Generic error codes */



#define OBJECT_OK                  0   /* non-specific success code */

#define OBJECT_ERROR               1   /* non-specific error */

#define OBJECT_ERROR_INVALID       2   /* unsupported/unrecognized request */

#define OBJECT_ERROR_SIZE_IN       3   /* supplied buffer/string too large */

#define OBJECT_ERROR_SIZE_OUT      4   /* supplied output buffer too small */



#define OBJECT_ERROR_USERBASE     10   /* start of user-defined error range */



/* Transport layer error codes */



#define OBJECT_ERROR_DEFUNCT     -90   /* object no longer exists */

#define OBJECT_ERROR_ABORT       -91   /* calling thread must exit */

#define OBJECT_ERROR_BADOBJ      -92   /* invalid object context */

#define OBJECT_ERROR_NOSLOTS     -93   /* caller's object table full */

#define OBJECT_ERROR_MAXARGS     -94   /* too many args */

#define OBJECT_ERROR_MAXDATA     -95   /* buffers too large */

#define OBJECT_ERROR_UNAVAIL     -96   /* the request could not be processed */

#define OBJECT_ERROR_KMEM        -97   /* kernel out of memory */

#define OBJECT_ERROR_REMOTE      -98   /* local method sent to remote object */

#define OBJECT_ERROR_BUSY        -99   /* Object is busy */



#endif /* __SMCINVOKE_OBJECT_H */