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

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Date: Fri, 14 Jun 2024 08:50:08 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Kieran Bingham <kieran.bingham@...asonboard.com>
Cc: Umang Jain <umang.jain@...asonboard.com>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	linux-rpi-kernel@...ts.infradead.org,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Stefan Wahren <wahrenst@....net>,
	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: [PATCH] staging: vc04_services: vchiq_arm: Fix initialisation
 check

On Thu, Jun 13, 2024 at 08:41:46PM +0100, Kieran Bingham wrote:
> 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>
> ---
>  .../staging/vc04_services/interface/vchiq_arm/vchiq_arm.c  | 4 ++--
>  .../staging/vc04_services/interface/vchiq_arm/vchiq_core.h | 5 +++++
>  .../staging/vc04_services/interface/vchiq_arm/vchiq_dev.c  | 7 ++++++-
>  3 files changed, 13 insertions(+), 3 deletions(-)

You sent 2 different patches here, both with the same subject, which one
is correct?

Please send a v2 so that I know what to apply, I've dropped this one
from my queue now, thanks.

greg k-h