OP-TEE February 2021

op-tee@lists.trustedfirmware.org

16 participants
23 discussions

[PATCH] tee: optee: fix 'physical' typos

by Bjorn Helgaas

From: Bjorn Helgaas <bhelgaas(a)google.com> Fix misspellings of "physical". Signed-off-by: Bjorn Helgaas <bhelgaas(a)google.com> --- drivers/tee/optee/optee_smc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tee/optee/optee_smc.h b/drivers/tee/optee/optee_smc.h index 777ad54d4c2c..b52eb34b4237 100644 --- a/drivers/tee/optee/optee_smc.h +++ b/drivers/tee/optee/optee_smc.h @@ -139,7 +139,7 @@ struct optee_smc_call_get_os_revision_result { * optee_msg_arg. * OPTEE_SMC_RETURN_ETHREAD_LIMIT Number of Trusted OS threads exceeded, * try again later. - * OPTEE_SMC_RETURN_EBADADDR Bad physcial pointer to struct + * OPTEE_SMC_RETURN_EBADADDR Bad physical pointer to struct * optee_msg_arg. * OPTEE_SMC_RETURN_EBADCMD Bad/unknown cmd in struct optee_msg_arg * OPTEE_SMC_RETURN_IS_RPC() Call suspended by RPC call to normal -- 2.25.1

4 years, 1 month

Re: [PATCH] tee: optee: remove need_resched() before cond_resched()

by Jens Wiklander

Hi Rouven and Sumit, On Mon, Jan 25, 2021 at 10:58 AM Jens Wiklander via OP-TEE <op-tee(a)lists.trustedfirmware.org> wrote: > > Hi Rouven and Sumit, > > On Mon, Jan 25, 2021 at 10:55 AM Jens Wiklander > <jens.wiklander(a)linaro.org> wrote: > > > > Testing need_resched() before cond_resched() is not needed as an > > equivalent test is done internally in cond_resched(). So drop the > > need_resched() test. > > > > Fixes: dcb3b06d9c34 ("tee: optee: replace might_sleep with cond_resched") > > Signed-off-by: Jens Wiklander <jens.wiklander(a)linaro.org> > > --- > > drivers/tee/optee/call.c | 3 +-- > > 1 file changed, 1 insertion(+), 2 deletions(-) > > Can you please test to see that this works in your setups too? Does this work for you? I'd like to get this patch ready for v5.12. Thanks, Jens

4 years, 1 month

Re: [PATCH] optee: sync OP-TEE headers

by Sumit Garg

On Fri, 29 Jan 2021 at 19:13, Jens Wiklander via OP-TEE <op-tee(a)lists.trustedfirmware.org> wrote: > > Pulls in updates in the internal headers from OP-TEE OS [1]. A few > defines has been shortened, hence the changes in rpc.c. Defines not used > by the driver in tee_rpc_cmd.h has been filtered out. > > Note that this does not change the ABI. > > Link: [1] https://github.com/OP-TEE/optee_os > Signed-off-by: Jens Wiklander <jens.wiklander(a)linaro.org> > --- > drivers/tee/optee/optee_msg.h | 154 ++---------------------------- > drivers/tee/optee/optee_rpc_cmd.h | 103 ++++++++++++++++++++ > drivers/tee/optee/optee_smc.h | 70 +++++++++----- > drivers/tee/optee/rpc.c | 39 ++++---- > 4 files changed, 178 insertions(+), 188 deletions(-) > create mode 100644 drivers/tee/optee/optee_rpc_cmd.h > Looks good to me apart from the minor nit below. Reviewed-by: Sumit Garg <sumit.garg(a)linaro.org> > diff --git a/drivers/tee/optee/optee_msg.h b/drivers/tee/optee/optee_msg.h > index 7b2d919da2ac..7c4723b66668 100644 > --- a/drivers/tee/optee/optee_msg.h > +++ b/drivers/tee/optee/optee_msg.h > @@ -1,6 +1,6 @@ > /* SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) */ > /* > - * Copyright (c) 2015-2019, Linaro Limited > + * Copyright (c) 2015-2021, Linaro Limited > */ > #ifndef _OPTEE_MSG_H > #define _OPTEE_MSG_H > @@ -12,11 +12,9 @@ > * This file defines the OP-TEE message protocol used to communicate > * with an instance of OP-TEE running in secure world. > * > - * This file is divided into three sections. > + * This file is divided into two sections. > * 1. Formatting of messages. > * 2. Requests from normal world > - * 3. Requests from secure world, Remote Procedure Call (RPC), handled by > - * tee-supplicant. > */ > > /***************************************************************************** > @@ -54,8 +52,8 @@ > * Every entry in buffer should point to a 4k page beginning (12 least > * significant bits must be equal to zero). > * > - * 12 least significant bints of optee_msg_param.u.tmem.buf_ptr should hold page > - * offset of the user buffer. > + * 12 least significant bits of optee_msg_param.u.tmem.buf_ptr should hold > + * page offset of user buffer. > * > * So, entries should be placed like members of this structure: > * > @@ -176,17 +174,9 @@ struct optee_msg_param { > * @params: the parameters supplied to the OS Command > * > * All normal calls to Trusted OS uses this struct. If cmd requires further > - * information than what these field holds it can be passed as a parameter > + * information than what these fields hold it can be passed as a parameter > * tagged as meta (setting the OPTEE_MSG_ATTR_META bit in corresponding > - * attrs field). All parameters tagged as meta has to come first. > - * > - * Temp memref parameters can be fragmented if supported by the Trusted OS > - * (when optee_smc.h is bearer of this protocol this is indicated with > - * OPTEE_SMC_SEC_CAP_UNREGISTERED_SHM). If a logical memref parameter is > - * fragmented then has all but the last fragment the > - * OPTEE_MSG_ATTR_FRAGMENT bit set in attrs. Even if a memref is fragmented > - * it will still be presented as a single logical memref to the Trusted > - * Application. > + * attrs field). All parameters tagged as meta have to come first. > */ > struct optee_msg_arg { > u32 cmd; > @@ -290,13 +280,10 @@ struct optee_msg_arg { > * OPTEE_MSG_CMD_REGISTER_SHM registers a shared memory reference. The > * information is passed as: > * [in] param[0].attr OPTEE_MSG_ATTR_TYPE_TMEM_INPUT > - * [| OPTEE_MSG_ATTR_FRAGMENT] > + * [| OPTEE_MSG_ATTR_NONCONTIG] > * [in] param[0].u.tmem.buf_ptr physical address (of first fragment) > * [in] param[0].u.tmem.size size (of first fragment) > * [in] param[0].u.tmem.shm_ref holds shared memory reference > - * ... > - * The shared memory can optionally be fragmented, temp memrefs can follow > - * each other with all but the last with the OPTEE_MSG_ATTR_FRAGMENT bit set. > * > * OPTEE_MSG_CMD_UNREGISTER_SHM unregisteres a previously registered shared nit: since you are touching this file, s/unregisteres/unregisters/ -Sumit > * memory reference. The information is passed as: > @@ -313,131 +300,4 @@ struct optee_msg_arg { > #define OPTEE_MSG_CMD_UNREGISTER_SHM 5 > #define OPTEE_MSG_FUNCID_CALL_WITH_ARG 0x0004 > > -/***************************************************************************** > - * Part 3 - Requests from secure world, RPC > - *****************************************************************************/ > - > -/* > - * All RPC is done with a struct optee_msg_arg as bearer of information, > - * struct optee_msg_arg::arg holds values defined by OPTEE_MSG_RPC_CMD_* below > - * > - * RPC communication with tee-supplicant is reversed compared to normal > - * client communication desribed above. The supplicant receives requests > - * and sends responses. > - */ > - > -/* > - * Load a TA into memory, defined in tee-supplicant > - */ > -#define OPTEE_MSG_RPC_CMD_LOAD_TA 0 > - > -/* > - * Reserved > - */ > -#define OPTEE_MSG_RPC_CMD_RPMB 1 > - > -/* > - * File system access, defined in tee-supplicant > - */ > -#define OPTEE_MSG_RPC_CMD_FS 2 > - > -/* > - * Get time > - * > - * Returns number of seconds and nano seconds since the Epoch, > - * 1970-01-01 00:00:00 +0000 (UTC). > - * > - * [out] param[0].u.value.a Number of seconds > - * [out] param[0].u.value.b Number of nano seconds. > - */ > -#define OPTEE_MSG_RPC_CMD_GET_TIME 3 > - > -/* > - * Wait queue primitive, helper for secure world to implement a wait queue. > - * > - * If secure world need to wait for a secure world mutex it issues a sleep > - * request instead of spinning in secure world. Conversely is a wakeup > - * request issued when a secure world mutex with a thread waiting thread is > - * unlocked. > - * > - * Waiting on a key > - * [in] param[0].u.value.a OPTEE_MSG_RPC_WAIT_QUEUE_SLEEP > - * [in] param[0].u.value.b wait key > - * > - * Waking up a key > - * [in] param[0].u.value.a OPTEE_MSG_RPC_WAIT_QUEUE_WAKEUP > - * [in] param[0].u.value.b wakeup key > - */ > -#define OPTEE_MSG_RPC_CMD_WAIT_QUEUE 4 > -#define OPTEE_MSG_RPC_WAIT_QUEUE_SLEEP 0 > -#define OPTEE_MSG_RPC_WAIT_QUEUE_WAKEUP 1 > - > -/* > - * Suspend execution > - * > - * [in] param[0].value .a number of milliseconds to suspend > - */ > -#define OPTEE_MSG_RPC_CMD_SUSPEND 5 > - > -/* > - * Allocate a piece of shared memory > - * > - * Shared memory can optionally be fragmented, to support that additional > - * spare param entries are allocated to make room for eventual fragments. > - * The spare param entries has .attr = OPTEE_MSG_ATTR_TYPE_NONE when > - * unused. All returned temp memrefs except the last should have the > - * OPTEE_MSG_ATTR_FRAGMENT bit set in the attr field. > - * > - * [in] param[0].u.value.a type of memory one of > - * OPTEE_MSG_RPC_SHM_TYPE_* below > - * [in] param[0].u.value.b requested size > - * [in] param[0].u.value.c required alignment > - * > - * [out] param[0].u.tmem.buf_ptr physical address (of first fragment) > - * [out] param[0].u.tmem.size size (of first fragment) > - * [out] param[0].u.tmem.shm_ref shared memory reference > - * ... > - * [out] param[n].u.tmem.buf_ptr physical address > - * [out] param[n].u.tmem.size size > - * [out] param[n].u.tmem.shm_ref shared memory reference (same value > - * as in param[n-1].u.tmem.shm_ref) > - */ > -#define OPTEE_MSG_RPC_CMD_SHM_ALLOC 6 > -/* Memory that can be shared with a non-secure user space application */ > -#define OPTEE_MSG_RPC_SHM_TYPE_APPL 0 > -/* Memory only shared with non-secure kernel */ > -#define OPTEE_MSG_RPC_SHM_TYPE_KERNEL 1 > - > -/* > - * Free shared memory previously allocated with OPTEE_MSG_RPC_CMD_SHM_ALLOC > - * > - * [in] param[0].u.value.a type of memory one of > - * OPTEE_MSG_RPC_SHM_TYPE_* above > - * [in] param[0].u.value.b value of shared memory reference > - * returned in param[0].u.tmem.shm_ref > - * above > - */ > -#define OPTEE_MSG_RPC_CMD_SHM_FREE 7 > - > -/* > - * Access a device on an i2c bus > - * > - * [in] param[0].u.value.a mode: RD(0), WR(1) > - * [in] param[0].u.value.b i2c adapter > - * [in] param[0].u.value.c i2c chip > - * > - * [in] param[1].u.value.a i2c control flags > - * > - * [in/out] memref[2] buffer to exchange the transfer data > - * with the secure world > - * > - * [out] param[3].u.value.a bytes transferred by the driver > - */ > -#define OPTEE_MSG_RPC_CMD_I2C_TRANSFER 21 > -/* I2C master transfer modes */ > -#define OPTEE_MSG_RPC_CMD_I2C_TRANSFER_RD 0 > -#define OPTEE_MSG_RPC_CMD_I2C_TRANSFER_WR 1 > -/* I2C master control flags */ > -#define OPTEE_MSG_RPC_CMD_I2C_FLAGS_TEN_BIT BIT(0) > - > #endif /* _OPTEE_MSG_H */ > diff --git a/drivers/tee/optee/optee_rpc_cmd.h b/drivers/tee/optee/optee_rpc_cmd.h > new file mode 100644 > index 000000000000..b8275140cef8 > --- /dev/null > +++ b/drivers/tee/optee/optee_rpc_cmd.h > @@ -0,0 +1,103 @@ > +/* SPDX-License-Identifier: BSD-2-Clause */ > +/* > + * Copyright (c) 2016-2021, Linaro Limited > + */ > + > +#ifndef __OPTEE_RPC_CMD_H > +#define __OPTEE_RPC_CMD_H > + > +/* > + * All RPC is done with a struct optee_msg_arg as bearer of information, > + * struct optee_msg_arg::arg holds values defined by OPTEE_RPC_CMD_* below. > + * Only the commands handled by the kernel driver are defined here. > + * > + * RPC communication with tee-supplicant is reversed compared to normal > + * client communication described above. The supplicant receives requests > + * and sends responses. > + */ > + > +/* > + * Get time > + * > + * Returns number of seconds and nano seconds since the Epoch, > + * 1970-01-01 00:00:00 +0000 (UTC). > + * > + * [out] value[0].a Number of seconds > + * [out] value[0].b Number of nano seconds. > + */ > +#define OPTEE_RPC_CMD_GET_TIME 3 > + > +/* > + * Wait queue primitive, helper for secure world to implement a wait queue. > + * > + * If secure world needs to wait for a secure world mutex it issues a sleep > + * request instead of spinning in secure world. Conversely is a wakeup > + * request issued when a secure world mutex with a thread waiting thread is > + * unlocked. > + * > + * Waiting on a key > + * [in] value[0].a OPTEE_RPC_WAIT_QUEUE_SLEEP > + * [in] value[0].b Wait key > + * > + * Waking up a key > + * [in] value[0].a OPTEE_RPC_WAIT_QUEUE_WAKEUP > + * [in] value[0].b Wakeup key > + */ > +#define OPTEE_RPC_CMD_WAIT_QUEUE 4 > +#define OPTEE_RPC_WAIT_QUEUE_SLEEP 0 > +#define OPTEE_RPC_WAIT_QUEUE_WAKEUP 1 > + > +/* > + * Suspend execution > + * > + * [in] value[0].a Number of milliseconds to suspend > + */ > +#define OPTEE_RPC_CMD_SUSPEND 5 > + > +/* > + * Allocate a piece of shared memory > + * > + * [in] value[0].a Type of memory one of > + * OPTEE_RPC_SHM_TYPE_* below > + * [in] value[0].b Requested size > + * [in] value[0].c Required alignment > + * [out] memref[0] Buffer > + */ > +#define OPTEE_RPC_CMD_SHM_ALLOC 6 > +/* Memory that can be shared with a non-secure user space application */ > +#define OPTEE_RPC_SHM_TYPE_APPL 0 > +/* Memory only shared with non-secure kernel */ > +#define OPTEE_RPC_SHM_TYPE_KERNEL 1 > + > +/* > + * Free shared memory previously allocated with OPTEE_RPC_CMD_SHM_ALLOC > + * > + * [in] value[0].a Type of memory one of > + * OPTEE_RPC_SHM_TYPE_* above > + * [in] value[0].b Value of shared memory reference or cookie > + */ > +#define OPTEE_RPC_CMD_SHM_FREE 7 > + > +/* > + * Issue master requests (read and write operations) to an I2C chip. > + * > + * [in] value[0].a Transfer mode (OPTEE_RPC_I2C_TRANSFER_*) > + * [in] value[0].b The I2C bus (a.k.a adapter). > + * 16 bit field. > + * [in] value[0].c The I2C chip (a.k.a address). > + * 16 bit field (either 7 or 10 bit effective). > + * [in] value[1].a The I2C master control flags (ie, 10 bit address). > + * 16 bit field. > + * [in/out] memref[2] Buffer used for data transfers. > + * [out] value[3].a Number of bytes transferred by the REE. > + */ > +#define OPTEE_RPC_CMD_I2C_TRANSFER 21 > + > +/* I2C master transfer modes */ > +#define OPTEE_RPC_I2C_TRANSFER_RD 0 > +#define OPTEE_RPC_I2C_TRANSFER_WR 1 > + > +/* I2C master control flags */ > +#define OPTEE_RPC_I2C_FLAGS_TEN_BIT BIT(0) > + > +#endif /*__OPTEE_RPC_CMD_H*/ > diff --git a/drivers/tee/optee/optee_smc.h b/drivers/tee/optee/optee_smc.h > index 777ad54d4c2c..821e1c30c150 100644 > --- a/drivers/tee/optee/optee_smc.h > +++ b/drivers/tee/optee/optee_smc.h > @@ -1,6 +1,6 @@ > /* SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) */ > /* > - * Copyright (c) 2015-2019, Linaro Limited > + * Copyright (c) 2015-2021, Linaro Limited > */ > #ifndef OPTEE_SMC_H > #define OPTEE_SMC_H > @@ -39,10 +39,10 @@ > /* > * Function specified by SMC Calling convention > * > - * Return one of the following UIDs if using API specified in this file > - * without further extentions: > - * 65cb6b93-af0c-4617-8ed6-644a8d1140f8 > - * see also OPTEE_SMC_UID_* in optee_msg.h > + * Return the following UID if using API specified in this file > + * without further extensions: > + * 384fb3e0-e7f8-11e3-af63-0002a5d5c51b. > + * see also OPTEE_MSG_UID_* in optee_msg.h > */ > #define OPTEE_SMC_FUNCID_CALLS_UID OPTEE_MSG_FUNCID_CALLS_UID > #define OPTEE_SMC_CALLS_UID \ > @@ -53,7 +53,7 @@ > /* > * Function specified by SMC Calling convention > * > - * Returns 2.0 if using API specified in this file without further extentions. > + * Returns 2.0 if using API specified in this file without further extensions. > * see also OPTEE_MSG_REVISION_* in optee_msg.h > */ > #define OPTEE_SMC_FUNCID_CALLS_REVISION OPTEE_MSG_FUNCID_CALLS_REVISION > @@ -109,8 +109,8 @@ struct optee_smc_call_get_os_revision_result { > * > * Call register usage: > * a0 SMC Function ID, OPTEE_SMC*CALL_WITH_ARG > - * a1 Upper 32bit of a 64bit physical pointer to a struct optee_msg_arg > - * a2 Lower 32bit of a 64bit physical pointer to a struct optee_msg_arg > + * a1 Upper 32 bits of a 64-bit physical pointer to a struct optee_msg_arg > + * a2 Lower 32 bits of a 64-bit physical pointer to a struct optee_msg_arg > * a3 Cache settings, not used if physical pointer is in a predefined shared > * memory area else per OPTEE_SMC_SHM_* > * a4-6 Not used > @@ -214,8 +214,9 @@ struct optee_smc_get_shm_config_result { > * secure world accepts command buffers located in any parts of non-secure RAM > */ > #define OPTEE_SMC_SEC_CAP_DYNAMIC_SHM BIT(2) > - > -/* Secure world supports Shared Memory with a NULL buffer reference */ > +/* Secure world is built with virtualization support */ > +#define OPTEE_SMC_SEC_CAP_VIRTUALIZATION BIT(3) > +/* Secure world supports Shared Memory with a NULL reference */ > #define OPTEE_SMC_SEC_CAP_MEMREF_NULL BIT(4) > > #define OPTEE_SMC_FUNCID_EXCHANGE_CAPABILITIES 9 > @@ -245,8 +246,8 @@ struct optee_smc_exchange_capabilities_result { > * > * Normal return register usage: > * a0 OPTEE_SMC_RETURN_OK > - * a1 Upper 32bit of a 64bit Shared memory cookie > - * a2 Lower 32bit of a 64bit Shared memory cookie > + * a1 Upper 32 bits of a 64-bit Shared memory cookie > + * a2 Lower 32 bits of a 64-bit Shared memory cookie > * a3-7 Preserved > * > * Cache empty return register usage: > @@ -293,6 +294,31 @@ struct optee_smc_disable_shm_cache_result { > #define OPTEE_SMC_ENABLE_SHM_CACHE \ > OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_ENABLE_SHM_CACHE) > > +/* > + * Query OP-TEE about number of supported threads > + * > + * Normal World OS or Hypervisor issues this call to find out how many > + * threads OP-TEE supports. That is how many standard calls can be issued > + * in parallel before OP-TEE will return OPTEE_SMC_RETURN_ETHREAD_LIMIT. > + * > + * Call requests usage: > + * a0 SMC Function ID, OPTEE_SMC_GET_THREAD_COUNT > + * a1-6 Not used > + * a7 Hypervisor Client ID register > + * > + * Normal return register usage: > + * a0 OPTEE_SMC_RETURN_OK > + * a1 Number of threads > + * a2-7 Preserved > + * > + * Error return: > + * a0 OPTEE_SMC_RETURN_UNKNOWN_FUNCTION Requested call is not implemented > + * a1-7 Preserved > + */ > +#define OPTEE_SMC_FUNCID_GET_THREAD_COUNT 15 > +#define OPTEE_SMC_GET_THREAD_COUNT \ > + OPTEE_SMC_FAST_CALL_VAL(OPTEE_SMC_FUNCID_GET_THREAD_COUNT) > + > /* > * Resume from RPC (for example after processing a foreign interrupt) > * > @@ -341,16 +367,16 @@ struct optee_smc_disable_shm_cache_result { > * > * "Return" register usage: > * a0 SMC Function ID, OPTEE_SMC_CALL_RETURN_FROM_RPC. > - * a1 Upper 32bits of 64bit physical pointer to allocated > + * a1 Upper 32 bits of 64-bit physical pointer to allocated > * memory, (a1 == 0 && a2 == 0) if size was 0 or if memory can't > * be allocated. > - * a2 Lower 32bits of 64bit physical pointer to allocated > + * a2 Lower 32 bits of 64-bit physical pointer to allocated > * memory, (a1 == 0 && a2 == 0) if size was 0 or if memory can't > * be allocated > * a3 Preserved > - * a4 Upper 32bits of 64bit Shared memory cookie used when freeing > + * a4 Upper 32 bits of 64-bit Shared memory cookie used when freeing > * the memory or doing an RPC > - * a5 Lower 32bits of 64bit Shared memory cookie used when freeing > + * a5 Lower 32 bits of 64-bit Shared memory cookie used when freeing > * the memory or doing an RPC > * a6-7 Preserved > */ > @@ -363,9 +389,9 @@ struct optee_smc_disable_shm_cache_result { > * > * "Call" register usage: > * a0 This value, OPTEE_SMC_RETURN_RPC_FREE > - * a1 Upper 32bits of 64bit shared memory cookie belonging to this > + * a1 Upper 32 bits of 64-bit shared memory cookie belonging to this > * argument memory > - * a2 Lower 32bits of 64bit shared memory cookie belonging to this > + * a2 Lower 32 bits of 64-bit shared memory cookie belonging to this > * argument memory > * a3-7 Resume information, must be preserved > * > @@ -379,7 +405,7 @@ struct optee_smc_disable_shm_cache_result { > OPTEE_SMC_RPC_VAL(OPTEE_SMC_RPC_FUNC_FREE) > > /* > - * Deliver foreign interrupt to normal world. > + * Deliver a foreign interrupt in normal world. > * > * "Call" register usage: > * a0 OPTEE_SMC_RETURN_RPC_FOREIGN_INTR > @@ -389,7 +415,7 @@ struct optee_smc_disable_shm_cache_result { > * a0 SMC Function ID, OPTEE_SMC_CALL_RETURN_FROM_RPC. > * a1-7 Preserved > */ > -#define OPTEE_SMC_RPC_FUNC_FOREIGN_INTR 4 > +#define OPTEE_SMC_RPC_FUNC_FOREIGN_INTR 4 > #define OPTEE_SMC_RETURN_RPC_FOREIGN_INTR \ > OPTEE_SMC_RPC_VAL(OPTEE_SMC_RPC_FUNC_FOREIGN_INTR) > > @@ -405,10 +431,10 @@ struct optee_smc_disable_shm_cache_result { > * > * "Call" register usage: > * a0 OPTEE_SMC_RETURN_RPC_CMD > - * a1 Upper 32bit of a 64bit Shared memory cookie holding a > + * a1 Upper 32 bits of a 64-bit Shared memory cookie holding a > * struct optee_msg_arg, must be preserved, only the data should > * be updated > - * a2 Lower 32bit of a 64bit Shared memory cookie holding a > + * a2 Lower 32 bits of a 64-bit Shared memory cookie holding a > * struct optee_msg_arg, must be preserved, only the data should > * be updated > * a3-7 Resume information, must be preserved > diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c > index 1e3614e4798f..a0c30b664e53 100644 > --- a/drivers/tee/optee/rpc.c > +++ b/drivers/tee/optee/rpc.c > @@ -12,6 +12,7 @@ > #include <linux/tee_drv.h> > #include "optee_private.h" > #include "optee_smc.h" > +#include "optee_rpc_cmd.h" > > struct wq_entry { > struct list_head link; > @@ -89,7 +90,7 @@ static void handle_rpc_func_cmd_i2c_transfer(struct tee_context *ctx, > if (!client.adapter) > goto bad; > > - if (params[1].u.value.a & OPTEE_MSG_RPC_CMD_I2C_FLAGS_TEN_BIT) { > + if (params[1].u.value.a & OPTEE_RPC_I2C_FLAGS_TEN_BIT) { > if (!i2c_check_functionality(client.adapter, > I2C_FUNC_10BIT_ADDR)) { > i2c_put_adapter(client.adapter); > @@ -103,11 +104,11 @@ static void handle_rpc_func_cmd_i2c_transfer(struct tee_context *ctx, > snprintf(client.name, I2C_NAME_SIZE, "i2c%d", client.adapter->nr); > > switch (params[0].u.value.a) { > - case OPTEE_MSG_RPC_CMD_I2C_TRANSFER_RD: > + case OPTEE_RPC_I2C_TRANSFER_RD: > ret = i2c_master_recv(&client, params[2].u.memref.shm->kaddr, > params[2].u.memref.size); > break; > - case OPTEE_MSG_RPC_CMD_I2C_TRANSFER_WR: > + case OPTEE_RPC_I2C_TRANSFER_WR: > ret = i2c_master_send(&client, params[2].u.memref.shm->kaddr, > params[2].u.memref.size); > break; > @@ -194,10 +195,10 @@ static void handle_rpc_func_cmd_wq(struct optee *optee, > goto bad; > > switch (arg->params[0].u.value.a) { > - case OPTEE_MSG_RPC_WAIT_QUEUE_SLEEP: > + case OPTEE_RPC_WAIT_QUEUE_SLEEP: > wq_sleep(&optee->wait_queue, arg->params[0].u.value.b); > break; > - case OPTEE_MSG_RPC_WAIT_QUEUE_WAKEUP: > + case OPTEE_RPC_WAIT_QUEUE_WAKEUP: > wq_wakeup(&optee->wait_queue, arg->params[0].u.value.b); > break; > default: > @@ -267,11 +268,11 @@ static struct tee_shm *cmd_alloc_suppl(struct tee_context *ctx, size_t sz) > struct tee_shm *shm; > > param.attr = TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INOUT; > - param.u.value.a = OPTEE_MSG_RPC_SHM_TYPE_APPL; > + param.u.value.a = OPTEE_RPC_SHM_TYPE_APPL; > param.u.value.b = sz; > param.u.value.c = 0; > > - ret = optee_supp_thrd_req(ctx, OPTEE_MSG_RPC_CMD_SHM_ALLOC, 1, &param); > + ret = optee_supp_thrd_req(ctx, OPTEE_RPC_CMD_SHM_ALLOC, 1, &param); > if (ret) > return ERR_PTR(-ENOMEM); > > @@ -308,10 +309,10 @@ static void handle_rpc_func_cmd_shm_alloc(struct tee_context *ctx, > > sz = arg->params[0].u.value.b; > switch (arg->params[0].u.value.a) { > - case OPTEE_MSG_RPC_SHM_TYPE_APPL: > + case OPTEE_RPC_SHM_TYPE_APPL: > shm = cmd_alloc_suppl(ctx, sz); > break; > - case OPTEE_MSG_RPC_SHM_TYPE_KERNEL: > + case OPTEE_RPC_SHM_TYPE_KERNEL: > shm = tee_shm_alloc(ctx, sz, TEE_SHM_MAPPED); > break; > default: > @@ -383,7 +384,7 @@ static void cmd_free_suppl(struct tee_context *ctx, struct tee_shm *shm) > struct tee_param param; > > param.attr = TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INOUT; > - param.u.value.a = OPTEE_MSG_RPC_SHM_TYPE_APPL; > + param.u.value.a = OPTEE_RPC_SHM_TYPE_APPL; > param.u.value.b = tee_shm_get_id(shm); > param.u.value.c = 0; > > @@ -400,7 +401,7 @@ static void cmd_free_suppl(struct tee_context *ctx, struct tee_shm *shm) > */ > tee_shm_put(shm); > > - optee_supp_thrd_req(ctx, OPTEE_MSG_RPC_CMD_SHM_FREE, 1, &param); > + optee_supp_thrd_req(ctx, OPTEE_RPC_CMD_SHM_FREE, 1, &param); > } > > static void handle_rpc_func_cmd_shm_free(struct tee_context *ctx, > @@ -418,10 +419,10 @@ static void handle_rpc_func_cmd_shm_free(struct tee_context *ctx, > > shm = (struct tee_shm *)(unsigned long)arg->params[0].u.value.b; > switch (arg->params[0].u.value.a) { > - case OPTEE_MSG_RPC_SHM_TYPE_APPL: > + case OPTEE_RPC_SHM_TYPE_APPL: > cmd_free_suppl(ctx, shm); > break; > - case OPTEE_MSG_RPC_SHM_TYPE_KERNEL: > + case OPTEE_RPC_SHM_TYPE_KERNEL: > tee_shm_free(shm); > break; > default: > @@ -458,23 +459,23 @@ static void handle_rpc_func_cmd(struct tee_context *ctx, struct optee *optee, > } > > switch (arg->cmd) { > - case OPTEE_MSG_RPC_CMD_GET_TIME: > + case OPTEE_RPC_CMD_GET_TIME: > handle_rpc_func_cmd_get_time(arg); > break; > - case OPTEE_MSG_RPC_CMD_WAIT_QUEUE: > + case OPTEE_RPC_CMD_WAIT_QUEUE: > handle_rpc_func_cmd_wq(optee, arg); > break; > - case OPTEE_MSG_RPC_CMD_SUSPEND: > + case OPTEE_RPC_CMD_SUSPEND: > handle_rpc_func_cmd_wait(arg); > break; > - case OPTEE_MSG_RPC_CMD_SHM_ALLOC: > + case OPTEE_RPC_CMD_SHM_ALLOC: > free_pages_list(call_ctx); > handle_rpc_func_cmd_shm_alloc(ctx, arg, call_ctx); > break; > - case OPTEE_MSG_RPC_CMD_SHM_FREE: > + case OPTEE_RPC_CMD_SHM_FREE: > handle_rpc_func_cmd_shm_free(ctx, arg); > break; > - case OPTEE_MSG_RPC_CMD_I2C_TRANSFER: > + case OPTEE_RPC_CMD_I2C_TRANSFER: > handle_rpc_func_cmd_i2c_transfer(ctx, arg); > break; > default: > -- > 2.25.1 >

4 years, 2 months

2025

2024

2023

2022

2021

2020

OP-TEE February 2021