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From: "Niklas Söderlund" <niklas.soderlund@ragnatech.se>
To: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Cc: linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	Kieran Bingham <kieran+renesas@ksquared.org.uk>
Subject: Re: [PATCH 05/13] v4l: vsp1: Use DFE instead of FRE for frame end
Date: Wed, 14 Sep 2016 20:39:53 +0200	[thread overview]
Message-ID: <20160914183953.GI739@bigcity.dyn.berto.se> (raw)
In-Reply-To: <1473808626-19488-6-git-send-email-laurent.pinchart+renesas@ideasonboard.com>

On 2016-09-14 02:16:58 +0300, Laurent Pinchart wrote:
> From: Kieran Bingham <kieran+renesas@bingham.xyz>
> 
> The DFE and FRE interrupts are both fired at frame completion, as each
> display list processes a single frame. This won't be true anymore when
> using image partitioning, switch to DFE in preparation.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
> Signed-off-by: Kieran Bingham <kieran+renesas@bingham.xyz>

Acked-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>

> ---
>  drivers/media/platform/vsp1/vsp1_drv.c | 2 +-
>  drivers/media/platform/vsp1/vsp1_wpf.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c
> index 92418fc09511..57c713a4e1df 100644
> --- a/drivers/media/platform/vsp1/vsp1_drv.c
> +++ b/drivers/media/platform/vsp1/vsp1_drv.c
> @@ -60,7 +60,7 @@ static irqreturn_t vsp1_irq_handler(int irq, void *data)
>  		status = vsp1_read(vsp1, VI6_WPF_IRQ_STA(i));
>  		vsp1_write(vsp1, VI6_WPF_IRQ_STA(i), ~status & mask);
>  
> -		if (status & VI6_WFP_IRQ_STA_FRE) {
> +		if (status & VI6_WFP_IRQ_STA_DFE) {
>  			vsp1_pipeline_frame_end(wpf->pipe);
>  			ret = IRQ_HANDLED;
>  		}
> diff --git a/drivers/media/platform/vsp1/vsp1_wpf.c b/drivers/media/platform/vsp1/vsp1_wpf.c
> index 31983169c24a..748f5af90b7e 100644
> --- a/drivers/media/platform/vsp1/vsp1_wpf.c
> +++ b/drivers/media/platform/vsp1/vsp1_wpf.c
> @@ -318,7 +318,7 @@ static void wpf_configure(struct vsp1_entity *entity,
>  	/* Enable interrupts */
>  	vsp1_dl_list_write(dl, VI6_WPF_IRQ_STA(wpf->entity.index), 0);
>  	vsp1_dl_list_write(dl, VI6_WPF_IRQ_ENB(wpf->entity.index),
> -			   VI6_WFP_IRQ_ENB_FREE);
> +			   VI6_WFP_IRQ_ENB_DFEE);
>  }
>  
>  static const struct vsp1_entity_operations wpf_entity_ops = {
> -- 
> Regards,
> 
> Laurent Pinchart
> 

-- 
Regards,
Niklas Söderlund

  reply	other threads:[~2016-09-14 18:39 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-13 23:16 [PATCH 00/13] Renesas R-Car VSP: Scaling and rotation support on Gen3 Laurent Pinchart
2016-09-13 23:16 ` [PATCH 01/13] v4l: vsp1: Prevent pipelines from running when not streaming Laurent Pinchart
2016-09-13 23:16 ` [PATCH 02/13] v4l: vsp1: Protect against race conditions between get and set format Laurent Pinchart
2016-09-14 18:23   ` Niklas Söderlund
2016-09-14 19:32     ` Niklas Söderlund
2016-09-14 19:50     ` Laurent Pinchart
2016-09-13 23:16 ` [PATCH 03/13] v4l: vsp1: Ensure pipeline locking in resume path Laurent Pinchart
2016-09-14 18:28   ` Niklas Söderlund
2016-09-13 23:16 ` [PATCH 04/13] v4l: vsp1: Repair race between frame end and qbuf handler Laurent Pinchart
2016-09-14  8:01   ` Kieran Bingham
2016-09-13 23:16 ` [PATCH 05/13] v4l: vsp1: Use DFE instead of FRE for frame end Laurent Pinchart
2016-09-14 18:39   ` Niklas Söderlund [this message]
2016-09-13 23:16 ` [PATCH 06/13] v4l: vsp1: Disable cropping on WPF sink pad Laurent Pinchart
2016-09-14 18:54   ` Niklas Söderlund
2016-09-19 17:55   ` Mauro Carvalho Chehab
2016-09-19 17:59     ` Laurent Pinchart
2016-09-19 18:26       ` Mauro Carvalho Chehab
2016-09-19 18:33         ` Laurent Pinchart
2016-09-19 19:02           ` Mauro Carvalho Chehab
2016-09-13 23:17 ` [PATCH 07/13] v4l: vsp1: Fix RPF cropping Laurent Pinchart
2016-09-13 23:17 ` [PATCH 08/13] v4l: vsp1: Pass parameter type to entity configuration operation Laurent Pinchart
2016-09-14 19:02   ` Niklas Söderlund
2016-09-13 23:17 ` [PATCH 09/13] v4l: vsp1: Replace .set_memory() with VSP1_ENTITY_PARAMS_PARTITION Laurent Pinchart
2016-09-13 23:17 ` [PATCH 10/13] v4l: vsp1: Support chained display lists Laurent Pinchart
2016-09-13 23:17 ` [PATCH 11/13] v4l: vsp1: Determine partition requirements for scaled images Laurent Pinchart
2016-09-14 19:27   ` Niklas Söderlund
2016-09-14 20:00     ` Laurent Pinchart
2016-09-15 13:19       ` Niklas Söderlund
2016-09-13 23:17 ` [PATCH 12/13] v4l: vsp1: Support multiple partitions per frame Laurent Pinchart
2016-09-13 23:17 ` [PATCH 13/13] v4l: vsp1: wpf: Implement rotation support Laurent Pinchart
2016-09-13 23:29 ` [PATCH 14/13] v4l: vsp1: Fix spinlock in mixed IRQ context function Laurent Pinchart
2016-09-14 19:30   ` Niklas Söderlund

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