From: Jens Wiklander <jens.wiklander@linaro.org>
To: arm@kernel.org, soc@kernel.org
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
op-tee@lists.trustedfirmware.org
Subject: [GIT PULL] OP-TEE reserved system thread for 6.8
Date: Mon, 11 Dec 2023 11:26:00 +0100 [thread overview]
Message-ID: <20231211102600.GA571787@rayden> (raw)
Hello arm-soc maintainers,
Please pull these patches that enables SCMI with OP-TEE transport to to
reserve a thread in the secure world to guarentee that requests will not
have to wait for a thread to become available.
Thanks,
Jens
The following changes since commit b85ea95d086471afb4ad062012a4d73cd328fa86:
Linux 6.7-rc1 (2023-11-12 16:19:07 -0800)
are available in the Git repository at:
https://git.linaro.org/people/jens.wiklander/linux-tee.git tags/system-thread-for-v6.8
for you to fetch changes up to 4b391c9c37646f25118355f414b9e6d9fefe782f:
firmware: arm_scmi: optee: use optee system invocation (2023-11-17 15:48:03 +0100)
----------------------------------------------------------------
OP-TEE add reserved system thread
Add support for a reserved system thread in the SMC-ABI of the OP-TEE driver.
SCMI with OP-TEE transport uses this to guarantee that it will always have
a thread available in the secure world.
----------------------------------------------------------------
Etienne Carriere (4):
tee: optee: system thread call property
tee: system session
tee: optee: support tracking system threads
firmware: arm_scmi: optee: use optee system invocation
drivers/firmware/arm_scmi/optee.c | 4 ++
drivers/tee/optee/call.c | 130 ++++++++++++++++++++++++++++++++++++--
drivers/tee/optee/core.c | 5 +-
drivers/tee/optee/ffa_abi.c | 14 ++--
drivers/tee/optee/optee_private.h | 29 ++++++++-
drivers/tee/optee/smc_abi.c | 32 +++++++---
drivers/tee/tee_core.c | 8 +++
include/linux/tee_drv.h | 16 +++++
8 files changed, 211 insertions(+), 27 deletions(-)
next reply other threads:[~2023-12-11 10:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-11 10:26 Jens Wiklander [this message]
2023-12-22 12:01 ` [GIT PULL] OP-TEE reserved system thread for 6.8 patchwork-bot+linux-soc
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