Re: [RFC PATCH 2/2] imx: mailbox: Introduce TX doorbell with ACK

2019-06-12 Thread Daniel Baluta
On Tue, Jun 11, 2019 at 11:40 AM Oleksij Rempel wrote: > > On Tue, Jun 11, 2019 at 10:52:47AM +0300, Daniel Baluta wrote: > > Hi Oleksij, > > > > On Tue, Jun 11, 2019 at 8:56 AM Oleksij Rempel > > wrote: > > > > > > Hi Daniel, > > > > > > On Mon, Jun 10, 2019 at 10:16:09PM +0800,

Re: [RFC PATCH 2/2] imx: mailbox: Introduce TX doorbell with ACK

2019-06-11 Thread Oleksij Rempel
On Tue, Jun 11, 2019 at 10:52:47AM +0300, Daniel Baluta wrote: > Hi Oleksij, > > On Tue, Jun 11, 2019 at 8:56 AM Oleksij Rempel > wrote: > > > > Hi Daniel, > > > > On Mon, Jun 10, 2019 at 10:16:09PM +0800, daniel.bal...@nxp.com wrote: > > > From: Daniel Baluta > > > > > > TX doorbell with ACK

Re: [RFC PATCH 2/2] imx: mailbox: Introduce TX doorbell with ACK

2019-06-11 Thread Daniel Baluta
Hi Oleksij, On Tue, Jun 11, 2019 at 8:56 AM Oleksij Rempel wrote: > > Hi Daniel, > > On Mon, Jun 10, 2019 at 10:16:09PM +0800, daniel.bal...@nxp.com wrote: > > From: Daniel Baluta > > > > TX doorbell with ACK will allow us to push the doorbell ring button > > (trigger GIR) and also will allow

Re: [RFC PATCH 2/2] imx: mailbox: Introduce TX doorbell with ACK

2019-06-10 Thread Oleksij Rempel
Hi Daniel, On Mon, Jun 10, 2019 at 10:16:09PM +0800, daniel.bal...@nxp.com wrote: > From: Daniel Baluta > > TX doorbell with ACK will allow us to push the doorbell ring button > (trigger GIR) and also will allow us to handle the response from DSP. > > DSP firmware found on i.MX8 boards

[RFC PATCH 2/2] imx: mailbox: Introduce TX doorbell with ACK

2019-06-10 Thread daniel . baluta
From: Daniel Baluta TX doorbell with ACK will allow us to push the doorbell ring button (trigger GIR) and also will allow us to handle the response from DSP. DSP firmware found on i.MX8 boards implements a duplex communication protocol over MU channels. On the host side (Linux) we need to