Messages in this thread | | | From | Sumit Garg <> | Date | Fri, 12 Aug 2022 19:31:38 +0530 | Subject | Re: [PATCH 0/1] tee: Add tee_shm_register_fd |
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Hi Olivier,
On Thu, 11 Aug 2022 at 19:26, Olivier Masse <olivier.masse@nxp.com> wrote: > > Add a new ioctl called TEE_IOC_SHM_REGISTER_FD to register a > shared memory from a dmabuf file descriptor. >
IIRC, here you are trying to fill the gap for OP-TEE SDP use-case. But the use-case should be described here, its current status with OP-TEE upstream and which platform you have tested this interface with?
-Sumit
> Etienne Carriere (1): > tee: new ioctl to a register tee_shm from a dmabuf file descriptor > > drivers/tee/tee_core.c | 38 +++++++++++++++ > drivers/tee/tee_shm.c | 99 +++++++++++++++++++++++++++++++++++++++- > include/linux/tee_drv.h | 11 +++++ > include/uapi/linux/tee.h | 29 ++++++++++++ > 4 files changed, 175 insertions(+), 2 deletions(-) > > -- > 2.25.0 >
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