linux-kernel - Re: [v2 PATCH] staging: vc04_services: vchiq

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Date: Fri, 14 Jun 2024 12:31:06 +0100
From: Kieran Bingham <kieran.bingham@...asonboard.com>
To: Florian Fainelli <florian.fainelli@...adcom.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Stefan Wahren <wahrenst@....net>, Umang Jain <umang.jain@...asonboard.com>, linux-rpi-kernel@...ts.infradead.org
Cc: Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, Laurent Pinchart <laurent.pinchart@...asonboard.com>, Dave Stevenson <dave.stevenson@...pberrypi.org>, detule <ogjoneski@...il.com>, Dan Carpenter <dan.carpenter@...aro.org>, moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE <linux-arm-kernel@...ts.infradead.org>, open list:STAGING SUBSYSTEM <linux-staging@...ts.linux.dev>, open list <linux-kernel@...r.kernel.org>;
Subject: Re: [v2 PATCH] staging: vc04_services: vchiq_arm: Fix initialisation check

Quoting Stefan Wahren (2024-06-14 12:00:38)
> Hi Kieran,
> 
> Am 14.06.24 um 12:43 schrieb Kieran Bingham:
> > The vchiq_state used to be obtained through an accessor
> > which would validate that the VCHIQ had been initialised
> > correctly with the remote.
> >
> > In commit 42a2f6664e18 ("staging: vc04_services: Move global g_state to
> > vchiq_state") the global state was moved to the vchiq_mgnt structures
> > stored as a vchiq instance specific context. This conversion removed the
> > helpers and instead replaced users of this helper with the assumption
> > that the state is always available and the remote connected.
> >
> > Fix this broken assumption by re-introducing the logic that was lost
> > during the conversion.
> >
> > Fixes: 42a2f6664e18 ("staging: vc04_services: Move global g_state to vchiq_state")
> > Signed-off-by: Kieran Bingham <kieran.bingham@...asonboard.com>
> > ---
> > v2:
> >   - No change, just resend
> what happen to my comments for the first version?

Err ... i missed them ... let me go back and look!

--
Kieran