linux-kernel - Re: [PATCH v3 03/16] can: m_can: Remove double interrupt enable

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Message-ID: <ZBLdFDMf+2YoRK6H@corigine.com>
Date:   Thu, 16 Mar 2023 10:10:44 +0100
From:   Simon Horman <simon.horman@...igine.com>
To:     Markus Schneider-Pargmann <msp@...libre.com>
Cc:     Marc Kleine-Budde <mkl@...gutronix.de>,
        Chandrasekar Ramakrishnan <rcsekar@...sung.com>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        Vincent MAILHOL <mailhol.vincent@...adoo.fr>,
        linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 03/16] can: m_can: Remove double interrupt enable

On Thu, Mar 16, 2023 at 10:09:45AM +0100, Simon Horman wrote:
> On Wed, Mar 15, 2023 at 12:05:33PM +0100, Markus Schneider-Pargmann wrote:
> > Interrupts are enabled a few lines further down as well. Remove this
> > second call to enable all interrupts.
> 
> nit: maybe 'duplicate' reads better than 'second', as this call comes first.

I didn't mean to imply this should block progress.

Reviewed-by: Simon Horman <simon.horman@...igine.com>

> 
> > Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
> > ---
> >  drivers/net/can/m_can/m_can.c | 1 -
> >  1 file changed, 1 deletion(-)
> > 
> > diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
> > index 8eb327ae3bdf..5274d9642566 100644
> > --- a/drivers/net/can/m_can/m_can.c
> > +++ b/drivers/net/can/m_can/m_can.c
> > @@ -1364,7 +1364,6 @@ static int m_can_chip_config(struct net_device *dev)
> >  	m_can_write(cdev, M_CAN_TEST, test);
> >  
> >  	/* Enable interrupts */
> > -	m_can_write(cdev, M_CAN_IR, IR_ALL_INT);
> >  	if (!(cdev->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING))
> >  		if (cdev->version == 30)
> >  			m_can_write(cdev, M_CAN_IE, IR_ALL_INT &
> > -- 
> > 2.39.2
> >