Re: [PATCH V9 2/2] mailbox: introduce ARM SMC based mailbox

2019-09-26 Thread Florian Fainelli
On 9/24/2019 7:09 PM, Peng Fan wrote: > From: Peng Fan > > This mailbox driver implements a mailbox which signals transmitted data > via an ARM smc (secure monitor call) instruction. The mailbox receiver > is implemented in firmware and can synchronously return data when it > returns

Re: [PATCH V9 2/2] mailbox: introduce ARM SMC based mailbox

2019-09-25 Thread Andre Przywara
On Wed, 25 Sep 2019 02:09:11 + Peng Fan wrote: Hi, > From: Peng Fan > > This mailbox driver implements a mailbox which signals transmitted data > via an ARM smc (secure monitor call) instruction. The mailbox receiver > is implemented in firmware and can synchronously return data when it >

[PATCH V9 2/2] mailbox: introduce ARM SMC based mailbox

2019-09-24 Thread Peng Fan
From: Peng Fan This mailbox driver implements a mailbox which signals transmitted data via an ARM smc (secure monitor call) instruction. The mailbox receiver is implemented in firmware and can synchronously return data when it returns execution to the non-secure world again. An asynchronous