linux-kernel - Re: [PATCH 3/3] aspeed-video: add COMP_READY to VE_SPURIOUS

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Message-ID: <CACPK8XdAfYaAPeyDL4nsG+04xgr-u3+CQKNNdpHAQb4vG7=54g@mail.gmail.com>
Date:   Tue, 22 Dec 2020 04:49:00 +0000
From:   Joel Stanley <joel@....id.au>
To:     Zev Weiss <zev@...ilderbeest.net>,
        Ryan Chen <ryan_chen@...eedtech.com>,
        Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
Cc:     Eddie James <eajames@...ux.ibm.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Andrew Jeffery <andrew@...id.au>, linux-media@...r.kernel.org,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-aspeed <linux-aspeed@...ts.ozlabs.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] aspeed-video: add COMP_READY to VE_SPURIOUS_IRQS

On Tue, 15 Dec 2020 at 02:46, Zev Weiss <zev@...ilderbeest.net> wrote:
>
> This joins CAPTURE_COMPLETE and FRAME_COMPLETE in the set of interrupts
> that have been seen asserted by the hardware even when disabled, leading
> to the interrupt eventually getting disabled as described in commit
> 65d270acb2d662c3346793663ac3a759eb4491b8.
>
> Signed-off-by: Zev Weiss <zev@...ilderbeest.net>

I have less experience with this part of the chip, so I defer to Jae
or Ryan for an ack.

> ---
>  drivers/media/platform/aspeed-video.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c
> index 218aae3be809..48c52bf91a1b 100644
> --- a/drivers/media/platform/aspeed-video.c
> +++ b/drivers/media/platform/aspeed-video.c
> @@ -564,7 +564,8 @@ static void aspeed_video_irq_res_change(struct aspeed_video *video, ulong delay)
>   * register.
>   */
>  #define VE_SPURIOUS_IRQS \
> -       (VE_INTERRUPT_CAPTURE_COMPLETE | VE_INTERRUPT_FRAME_COMPLETE)
> +       (VE_INTERRUPT_CAPTURE_COMPLETE | VE_INTERRUPT_FRAME_COMPLETE \
> +        | VE_INTERRUPT_COMP_READY)
>
>  static irqreturn_t aspeed_video_irq(int irq, void *arg)
>  {
> --
> 2.29.2
>