TEE Client introduce a new capability "TEE_GEN_CAP_MEMREF_NULL" to handle the support of the shared memory buffer with a NULL pointer. This capability depends on TEE Capabilities and driver support. Driver and TEE exchange capabilities at driver initialization. Signed-off-by: Michael Whitfield <michael.whitfield@nxp.com> Signed-off-by: Cedric Neveux <cedric.neveux@nxp.com> Reviewed-by: Joakim Bech <joakim.bech@linaro.org> Tested-by: Joakim Bech <joakim.bech@linaro.org> (QEMU) Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org> |
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