Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 25, 2023 at 04:44:34PM +, Abdellatif El Khlifi wrote: [...] > Future SW features using SMC can be discovered by arm_smccc as well. > We can document this approach in U-Boot/Linux so future developments > will follow this approach. > OK as discussed in private, you must not need

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 25, 2023 at 10:00:58AM -0600, Rob Herring wrote: > On Tue, Jan 24, 2023 at 9:56 AM Abdellatif El Khlifi > wrote: > > > > On Mon, Jan 23, 2023 at 09:32:28AM -0700, Simon Glass wrote: > > > Hi Rob, > > > > > > On Mon, 23 Jan 2023 at 08:13, Rob Herring wrote: > > > > > > > > On Fri, Jan

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Tue, Jan 24, 2023 at 9:56 AM Abdellatif El Khlifi wrote: > > On Mon, Jan 23, 2023 at 09:32:28AM -0700, Simon Glass wrote: > > Hi Rob, > > > > On Mon, 23 Jan 2023 at 08:13, Rob Herring wrote: > > > > > > On Fri, Jan 20, 2023 at 4:04 PM Simon Glass wrote: > > > > > > > > Hi Rob, > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 25, 2023 at 10:55:11AM +, Abdellatif El Khlifi wrote: > Hi Simon, Rob, Sudeep > > I'm tweaking my previous suggestion regarding the creation of a new > arm_smccc root node.. > > This node is the parent of all SW features using SMC calls like FF-A, PSCI, > optee, ... > > However, no

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 25, 2023 at 07:48:17AM +, Sudeep Holla wrote: > On Tue, Jan 24, 2023 at 03:56:19PM +, Abdellatif El Khlifi wrote: > > > > I'd like to suggest the creation of a root node called arm_smccc as shown > > below. > > > > Not sure if U-Boot already supports the existing binding of

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Tue, Jan 24, 2023 at 03:56:19PM +, Abdellatif El Khlifi wrote: > > I'd like to suggest the creation of a root node called arm_smccc as shown > below. > Not sure if U-Boot already supports the existing binding of PSCI and OPTEE. > This node is the parent of all nodes using SMC calls like

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Tue, Jan 24, 2023 at 03:44:53PM -0700, Simon Glass wrote: > Hi Sudeep, > > On Tue, 24 Jan 2023 at 04:30, Sudeep Holla wrote: > > > > Hi Simon, > > [...] > > Not really. I think I have not conveyed the setup details properly. > > Let me try to explain with 2 hopefully simple examples: > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Abdellatif, On Tue, 24 Jan 2023 at 08:56, Abdellatif El Khlifi wrote: > > On Mon, Jan 23, 2023 at 09:32:28AM -0700, Simon Glass wrote: > > Hi Rob, > > > > On Mon, 23 Jan 2023 at 08:13, Rob Herring wrote: > > > > > > On Fri, Jan 20, 2023 at 4:04 PM Simon Glass wrote: > > > > > > > > Hi Rob,

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Sudeep, On Tue, 24 Jan 2023 at 04:30, Sudeep Holla wrote: > > Hi Simon, > > On Mon, Jan 23, 2023 at 09:32:19AM -0700, Simon Glass wrote: > > Hi Sudeep, > > > > I'd like to see DT defined across firmware and OS, not just be a Linux > > thing. > > Fair enough. > > > It is a better approach than

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Mon, Jan 23, 2023 at 09:32:28AM -0700, Simon Glass wrote: > Hi Rob, > > On Mon, 23 Jan 2023 at 08:13, Rob Herring wrote: > > > > On Fri, Jan 20, 2023 at 4:04 PM Simon Glass wrote: > > > > > > Hi Rob, > > > > > > On Thu, 19 Jan 2023 at 11:11, Rob Herring wrote: > > > > > > > > On Thu, Jan

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Simon, On Mon, Jan 23, 2023 at 09:32:19AM -0700, Simon Glass wrote: > Hi Sudeep, > > I'd like to see DT defined across firmware and OS, not just be a Linux > thing. Fair enough. > It is a better approach than having little fiefdoms everywhere > with their own config mechanisms. > Agreed.

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Rob, On Mon, 23 Jan 2023 at 08:13, Rob Herring wrote: > > On Fri, Jan 20, 2023 at 4:04 PM Simon Glass wrote: > > > > Hi Rob, > > > > On Thu, 19 Jan 2023 at 11:11, Rob Herring wrote: > > > > > > On Thu, Jan 19, 2023 at 10:41 AM Simon Glass wrote: > > > > > > > > Hi Abdellatif, > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Sudeep, On Fri, 20 Jan 2023 at 04:17, Sudeep Holla wrote: > > On Thu, Jan 19, 2023 at 10:22:07AM -0700, Simon Glass wrote: > > Hi Sudeep, > > > > On Thu, 19 Jan 2023 at 10:09, Sudeep Holla wrote: > > > > > > On Thu, Jan 19, 2023 at 11:57:44AM -0500, Tom Rini wrote: > > > > > > > > But it's

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Fri, Jan 20, 2023 at 4:04 PM Simon Glass wrote: > > Hi Rob, > > On Thu, 19 Jan 2023 at 11:11, Rob Herring wrote: > > > > On Thu, Jan 19, 2023 at 10:41 AM Simon Glass wrote: > > > > > > Hi Abdellatif, > > > > > > On Thu, 19 Jan 2023 at 09:32, Abdellatif El Khlifi > > > wrote: > > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Rob, On Thu, 19 Jan 2023 at 11:11, Rob Herring wrote: > > On Thu, Jan 19, 2023 at 10:41 AM Simon Glass wrote: > > > > Hi Abdellatif, > > > > On Thu, 19 Jan 2023 at 09:32, Abdellatif El Khlifi > > wrote: > > > > > > On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > > > > On Wed,

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 10:22:07AM -0700, Simon Glass wrote: > Hi Sudeep, > > On Thu, 19 Jan 2023 at 10:09, Sudeep Holla wrote: > > > > On Thu, Jan 19, 2023 at 11:57:44AM -0500, Tom Rini wrote: > > > > > > But it's also true that at run-time, within U-Boot, we can modify the > > > device tree we

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Simon, On Thu, Jan 19, 2023 at 11:04:16AM -0700, Simon Glass wrote: [...] > > Well we already have the code, right...? > Correct, that what we would like to see. > The entire device tree is optional. We could just use platform data or > even C function calls to set up devices. We could call

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 12:11:34PM -0600, Rob Herring wrote: > On Thu, Jan 19, 2023 at 10:41 AM Simon Glass wrote: > > > > Can you add a DT node for the 'FF-A SW interfaces' and attach some > > sort of top-level driver to that? Perhaps simple-bus, or your own > > thing? You don't need to add

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 04:56:09PM +, Sudeep Holla wrote: > Hi Simon, > > (sorry we just crossed the emails) > > On Thu, Jan 19, 2023 at 09:41:12AM -0700, Simon Glass wrote: > > > > Can you add a DT node for the 'FF-A SW interfaces' and attach some > > sort of top-level driver to that?

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 10:41 AM Simon Glass wrote: > > Hi Abdellatif, > > On Thu, 19 Jan 2023 at 09:32, Abdellatif El Khlifi > wrote: > > > > On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > > > On Wed, Jan 18, 2023 at 01:46:54PM +, Sudeep Holla wrote: > > > > On Wed, Jan 18,

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Tom, On Thu, 19 Jan 2023 at 10:24, Tom Rini wrote: > > On Thu, Jan 19, 2023 at 10:21:07AM -0700, Simon Glass wrote: > > Hi Tom, > > > > On Thu, 19 Jan 2023 at 09:57, Tom Rini wrote: > > > > > > On Thu, Jan 19, 2023 at 09:54:29AM -0700, Simon Glass wrote: > > > > Hi Sudeep, > > > > > > > > On

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 10:21:07AM -0700, Simon Glass wrote: > Hi Tom, > > On Thu, 19 Jan 2023 at 09:57, Tom Rini wrote: > > > > On Thu, Jan 19, 2023 at 09:54:29AM -0700, Simon Glass wrote: > > > Hi Sudeep, > > > > > > On Thu, 19 Jan 2023 at 09:46, Sudeep Holla wrote: > > > > > > > > Hi

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Sudeep, On Thu, 19 Jan 2023 at 10:09, Sudeep Holla wrote: > > On Thu, Jan 19, 2023 at 11:57:44AM -0500, Tom Rini wrote: > > > > But it's also true that at run-time, within U-Boot, we can modify the > > device tree we have, with live tree yes? So, the whole series in > > question here can be

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 05:09:45PM +, Sudeep Holla wrote: > On Thu, Jan 19, 2023 at 11:57:44AM -0500, Tom Rini wrote: > > > > But it's also true that at run-time, within U-Boot, we can modify the > > device tree we have, with live tree yes? So, the whole series in > > question here can be done

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Tom, On Thu, 19 Jan 2023 at 09:57, Tom Rini wrote: > > On Thu, Jan 19, 2023 at 09:54:29AM -0700, Simon Glass wrote: > > Hi Sudeep, > > > > On Thu, 19 Jan 2023 at 09:46, Sudeep Holla wrote: > > > > > > Hi Abdellatif, > > > > > > On Thu, Jan 19, 2023 at 04:31:57PM +, Abdellatif El Khlifi

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 11:57:44AM -0500, Tom Rini wrote: > > But it's also true that at run-time, within U-Boot, we can modify the > device tree we have, with live tree yes? So, the whole series in > question here can be done without modifying the base DT and getting in > to the further

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 09:54:29AM -0700, Simon Glass wrote: > Hi Sudeep, > > On Thu, 19 Jan 2023 at 09:46, Sudeep Holla wrote: > > > > Thanks for the details. But IIRC this discussion is not about the FF-A bus > > and device(partitions) discovery, but the support for FF-A itself. The > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 09:54:29AM -0700, Simon Glass wrote: > Hi Sudeep, > > On Thu, 19 Jan 2023 at 09:46, Sudeep Holla wrote: > > > > Hi Abdellatif, > > > > On Thu, Jan 19, 2023 at 04:31:57PM +, Abdellatif El Khlifi wrote: > > > > > > Hi Simon, Tom, > > > > > > The FF-A transport is a SW

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Simon, (sorry we just crossed the emails) On Thu, Jan 19, 2023 at 09:41:12AM -0700, Simon Glass wrote: > > Can you add a DT node for the 'FF-A SW interfaces' and attach some > sort of top-level driver to that? Perhaps simple-bus, or your own > thing? You don't need to add compatible strings

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Sudeep, On Thu, 19 Jan 2023 at 09:46, Sudeep Holla wrote: > > Hi Abdellatif, > > On Thu, Jan 19, 2023 at 04:31:57PM +, Abdellatif El Khlifi wrote: > > > > Hi Simon, Tom, > > > > The FF-A transport is a SW bus and is not associated to any HW peripheral or > > undiscoverable base address. >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Abdellatif, On Thu, Jan 19, 2023 at 04:31:57PM +, Abdellatif El Khlifi wrote: > > Hi Simon, Tom, > > The FF-A transport is a SW bus and is not associated to any HW peripheral or > undiscoverable base address. > > There is only 1 way of discovering the FF-A bus and it's through the FF-A SW

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 09:41:12AM -0700, Simon Glass wrote: > Hi Abdellatif, > > On Thu, 19 Jan 2023 at 09:32, Abdellatif El Khlifi > wrote: > > > > On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > > > On Wed, Jan 18, 2023 at 01:46:54PM +, Sudeep Holla wrote: > > > > On Wed, Jan

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Abdellatif, On Thu, 19 Jan 2023 at 09:32, Abdellatif El Khlifi wrote: > > On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > > On Wed, Jan 18, 2023 at 01:46:54PM +, Sudeep Holla wrote: > > > On Wed, Jan 18, 2023 at 12:49 PM Tom Rini wrote: > > > > > > > > > > > I guess the

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 19, 2023 at 04:31:57PM +, Abdellatif El Khlifi wrote: > On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > > On Wed, Jan 18, 2023 at 01:46:54PM +, Sudeep Holla wrote: > > > On Wed, Jan 18, 2023 at 12:49 PM Tom Rini wrote: > > > > > > > > > > > I guess the problem

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > On Wed, Jan 18, 2023 at 01:46:54PM +, Sudeep Holla wrote: > > On Wed, Jan 18, 2023 at 12:49 PM Tom Rini wrote: > > > > > > > > I guess the problem comes down to, can we have one discovery method that > > > everyone shares, or do we

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 18, 2023 at 08:59:32AM -0500, Tom Rini wrote: > To be clear, if the position is that "this is what everyone else will > use, really" then yes, we'll follow this in U-Boot. Well, that's difficult question to provide an assertive answer TBH. I don't know all the projects using FF-A for

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 18, 2023 at 01:46:54PM +, Sudeep Holla wrote: > On Wed, Jan 18, 2023 at 12:49 PM Tom Rini wrote: > > > > > I guess the problem comes down to, can we have one discovery method that > > everyone shares, or do we have to let everyone invent a new discovery > > method every time? >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Wed, Jan 18, 2023 at 12:49 PM Tom Rini wrote: > > I guess the problem comes down to, can we have one discovery method that > everyone shares, or do we have to let everyone invent a new discovery > method every time? No one needs to invent any discovery method every time if the firmware

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Tue, Jan 17, 2023 at 08:51:51PM -0600, Rob Herring wrote: > On Thu, Jan 12, 2023 at 5:43 PM Simon Glass wrote: > > > > Hi Rob, > > > > On Wed, 11 Jan 2023 at 19:10, Rob Herring wrote: > > > > > > On Mon, Dec 19, 2022 at 1:21 PM Simon Glass wrote: > > > > > > > > Hi Abdellatif, > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Tue, Jan 17, 2023 at 8:04 AM Tom Rini wrote: > > On Mon, Jan 16, 2023 at 01:23:53PM +, Abdellatif El Khlifi wrote: > > On Fri, Jan 13, 2023 at 11:00:28AM -0700, Simon Glass wrote: > > > Hi Abdellatif, > > > > > > On Fri, 13 Jan 2023 at 03:44, Abdellatif El Khlifi > > > wrote: > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 12, 2023 at 5:43 PM Simon Glass wrote: > > Hi Rob, > > On Wed, 11 Jan 2023 at 19:10, Rob Herring wrote: > > > > On Mon, Dec 19, 2022 at 1:21 PM Simon Glass wrote: > > > > > > Hi Abdellatif, > > > > > > On Mon, 19 Dec 2022 at 04:12, Abdellatif El Khlifi > > > wrote: > > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Mon, Jan 16, 2023 at 01:23:53PM +, Abdellatif El Khlifi wrote: > On Fri, Jan 13, 2023 at 11:00:28AM -0700, Simon Glass wrote: > > Hi Abdellatif, > > > > On Fri, 13 Jan 2023 at 03:44, Abdellatif El Khlifi > > wrote: > > > > > > On Thu, Jan 12, 2023 at 04:43:32PM -0700, Simon Glass wrote: >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Fri, Jan 13, 2023 at 11:00:28AM -0700, Simon Glass wrote: > Hi Abdellatif, > > On Fri, 13 Jan 2023 at 03:44, Abdellatif El Khlifi > wrote: > > > > On Thu, Jan 12, 2023 at 04:43:32PM -0700, Simon Glass wrote: > > > Hi Rob, > > > > > > On Wed, 11 Jan 2023 at 19:10, Rob Herring wrote: > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Abdellatif, On Fri, 13 Jan 2023 at 03:44, Abdellatif El Khlifi wrote: > > On Thu, Jan 12, 2023 at 04:43:32PM -0700, Simon Glass wrote: > > Hi Rob, > > > > On Wed, 11 Jan 2023 at 19:10, Rob Herring wrote: > > > > > > On Mon, Dec 19, 2022 at 1:21 PM Simon Glass wrote: > > > > > > > > Hi

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Thu, Jan 12, 2023 at 04:43:32PM -0700, Simon Glass wrote: > Hi Rob, > > On Wed, 11 Jan 2023 at 19:10, Rob Herring wrote: > > > > On Mon, Dec 19, 2022 at 1:21 PM Simon Glass wrote: > > > > > > Hi Abdellatif, > > > > > > On Mon, 19 Dec 2022 at 04:12, Abdellatif El Khlifi > > > wrote: > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Rob, On Wed, 11 Jan 2023 at 19:10, Rob Herring wrote: > > On Mon, Dec 19, 2022 at 1:21 PM Simon Glass wrote: > > > > Hi Abdellatif, > > > > On Mon, 19 Dec 2022 at 04:12, Abdellatif El Khlifi > > wrote: > > > > > > On Mon, Dec 05, 2022 at 09:49:30AM -0600, Rob Herring wrote: > > > > On Sun,

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Mon, Dec 19, 2022 at 1:21 PM Simon Glass wrote: > > Hi Abdellatif, > > On Mon, 19 Dec 2022 at 04:12, Abdellatif El Khlifi > wrote: > > > > On Mon, Dec 05, 2022 at 09:49:30AM -0600, Rob Herring wrote: > > > On Sun, Dec 4, 2022 at 1:22 PM Simon Glass wrote: > > > > > > > > Hi Rob, > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Abdellatif, On Mon, 19 Dec 2022 at 04:12, Abdellatif El Khlifi wrote: > > On Mon, Dec 05, 2022 at 09:49:30AM -0600, Rob Herring wrote: > > On Sun, Dec 4, 2022 at 1:22 PM Simon Glass wrote: > > > > > > Hi Rob, > > > > > > On Tue, 29 Nov 2022 at 05:22, Rob Herring wrote: > > > > > > > > On

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Mon, Dec 05, 2022 at 09:49:30AM -0600, Rob Herring wrote: > On Sun, Dec 4, 2022 at 1:22 PM Simon Glass wrote: > > > > Hi Rob, > > > > On Tue, 29 Nov 2022 at 05:22, Rob Herring wrote: > > > > > > On Fri, Nov 25, 2022 at 3:18 PM Simon Glass wrote: > > > > > > > > Hi Abdellatif, > > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Sun, Dec 4, 2022 at 1:22 PM Simon Glass wrote: > > Hi Rob, > > On Tue, 29 Nov 2022 at 05:22, Rob Herring wrote: > > > > On Fri, Nov 25, 2022 at 3:18 PM Simon Glass wrote: > > > > > > Hi Abdellatif, > > > > > > On Thu, 24 Nov 2022 at 06:21, Abdellatif El Khlifi > > > wrote: > > > > > > > >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Rob, On Tue, 29 Nov 2022 at 05:22, Rob Herring wrote: > > On Fri, Nov 25, 2022 at 3:18 PM Simon Glass wrote: > > > > Hi Abdellatif, > > > > On Thu, 24 Nov 2022 at 06:21, Abdellatif El Khlifi > > wrote: > > > > > > On Tue, Nov 22, 2022 at 07:09:16PM -0700, Simon Glass wrote: > > > > should

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi all On Mon, 28 Nov 2022 at 18:22, Rob Herring wrote: > > On Fri, Nov 25, 2022 at 3:18 PM Simon Glass wrote: > > > > Hi Abdellatif, > > > > On Thu, 24 Nov 2022 at 06:21, Abdellatif El Khlifi > > wrote: > > > > > > On Tue, Nov 22, 2022 at 07:09:16PM -0700, Simon Glass wrote: > > > > should

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Fri, Nov 25, 2022 at 3:18 PM Simon Glass wrote: > > Hi Abdellatif, > > On Thu, 24 Nov 2022 at 06:21, Abdellatif El Khlifi > wrote: > > > > On Tue, Nov 22, 2022 at 07:09:16PM -0700, Simon Glass wrote: > > > should be called 'priov' and should beHi Abdellatif, > > > > > [..] > > > > > +/** >

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Hi Abdellatif, On Thu, 24 Nov 2022 at 06:21, Abdellatif El Khlifi < abdellatif.elkhl...@arm.com> wrote: > > On Tue, Nov 22, 2022 at 07:09:16PM -0700, Simon Glass wrote: > > should be called 'priov' and should beHi Abdellatif, > > [..] > > > +/** > > > + * ffa_device_get - create, bind and

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

On Tue, Nov 22, 2022 at 07:09:16PM -0700, Simon Glass wrote: > should be called 'priov' and should beHi Abdellatif, > > On Tue, 22 Nov 2022 at 06:18, Abdellatif El Khlifi > wrote: > > > > Add the core driver implementing Arm Firmware Framework for Armv8-A v1.0 > > > > The Firmware Framework for

Re: [PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

should be called 'priov' and should beHi Abdellatif, On Tue, 22 Nov 2022 at 06:18, Abdellatif El Khlifi wrote: > > Add the core driver implementing Arm Firmware Framework for Armv8-A v1.0 > > The Firmware Framework for Arm A-profile processors (FF-A v1.0) [1] > describes interfaces (ABIs) that

[PATCH v8 03/10] arm_ffa: introduce Arm FF-A low-level driver

Add the core driver implementing Arm Firmware Framework for Armv8-A v1.0 The Firmware Framework for Arm A-profile processors (FF-A v1.0) [1] describes interfaces (ABIs) that standardize communication between the Secure World and Normal World leveraging TrustZone technology. This driver uses