Hi Laurent,
On 26/02/18 21:45, Laurent Pinchart wrote:
> The vsp1_du_setup_lif() function setups the DRM pipeline input manually.
s/ setups the / sets up the /
> This duplicates the code from the vsp1_du_pipeline_setup_input()
> function. Replace the manual implementation by a call to the function.
>
> As the pipeline has no enabled input in vsp1_du_setup_lif(), the
> vsp1_du_pipeline_setup_input() function will not setup any RPF, and will
> thus not setup formats on the BRU sink pads. This isn't a problem as all
> inputs are disabled, and the BRU sink pads will be reconfigured from the
> atomic commit handler when inputs will be enabled.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com>
Aside from the above,
Reviewed-by: Kieran Bingham <kieran.bingham+rene...@ideasonboard.com>
> ---
> drivers/media/platform/vsp1/vsp1_drm.c | 40
> +++++-----------------------------
> 1 file changed, 6 insertions(+), 34 deletions(-)
>
> diff --git a/drivers/media/platform/vsp1/vsp1_drm.c
> b/drivers/media/platform/vsp1/vsp1_drm.c
> index 6ad8aa6c8138..00ce99bd1605 100644
> --- a/drivers/media/platform/vsp1/vsp1_drm.c
> +++ b/drivers/media/platform/vsp1/vsp1_drm.c
> @@ -412,47 +412,19 @@ int vsp1_du_setup_lif(struct device *dev, unsigned int
> pipe_index,
> dev_dbg(vsp1->dev, "%s: configuring LIF%u with format %ux%u\n",
> __func__, pipe_index, cfg->width, cfg->height);
>
> - /*
> - * Configure the format at the BRU sinks and propagate it through the
> - * pipeline.
> - */
> + /* Setup formats through the pipeline. */
> + ret = vsp1_du_pipeline_setup_input(vsp1, pipe);
> + if (ret < 0)
> + return ret;
> +
> memset(&format, 0, sizeof(format));
> format.which = V4L2_SUBDEV_FORMAT_ACTIVE;
> -
> - for (i = 0; i < pipe->bru->source_pad; ++i) {
> - format.pad = i;
> -
> - format.format.width = cfg->width;
> - format.format.height = cfg->height;
> - format.format.code = MEDIA_BUS_FMT_ARGB8888_1X32;
> - format.format.field = V4L2_FIELD_NONE;
> -
> - ret = v4l2_subdev_call(&pipe->bru->subdev, pad,
> - set_fmt, NULL, &format);
> - if (ret < 0)
> - return ret;
> -
> - dev_dbg(vsp1->dev, "%s: set format %ux%u (%x) on %s pad %u\n",
> - __func__, format.format.width, format.format.height,
> - format.format.code, BRU_NAME(pipe->bru), i);
> - }
> -
> - format.pad = pipe->bru->source_pad;
> + format.pad = RWPF_PAD_SINK;
> format.format.width = cfg->width;
> format.format.height = cfg->height;
> format.format.code = MEDIA_BUS_FMT_ARGB8888_1X32;
> format.format.field = V4L2_FIELD_NONE;
>
> - ret = v4l2_subdev_call(&pipe->bru->subdev, pad, set_fmt, NULL,
> - &format);
> - if (ret < 0)
> - return ret;
> -
> - dev_dbg(vsp1->dev, "%s: set format %ux%u (%x) on %s pad %u\n",
> - __func__, format.format.width, format.format.height,
> - format.format.code, BRU_NAME(pipe->bru), i);
> -
> - format.pad = RWPF_PAD_SINK;
> ret = v4l2_subdev_call(&pipe->output->entity.subdev, pad, set_fmt, NULL,
> &format);
> if (ret < 0)
>
