Re: [PATCH] media: Convert to using %pOFn instead of device_node.name

Laurent Pinchart
2018-08-28T10:06:46Z

Hi Rob,

Thank you for the patch.

On Tuesday, 28 August 2018 04:52:29 EEST Rob Herring wrote:
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.
>
> Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
> Cc: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
> Cc: Benoit Parrot <bparrot@ti.com>
> Cc: Philipp Zabel <p.zabel@pengutronix.de>
> Cc: Hyun Kwon <hyun.kwon@xilinx.com>
> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Cc: Michal Simek <michal.simek@xilinx.com>
> Cc: linux-media@vger.kernel.org
> Signed-off-by: Rob Herring <robh@kernel.org>

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Which tree would you like to merge this through ?

> ---
> drivers/media/i2c/tvp5150.c | 8 ++++----
> drivers/media/platform/davinci/vpif_capture.c | 3 +--
> drivers/media/platform/ti-vpe/cal.c | 8 ++++----
> drivers/media/platform/video-mux.c | 2 +-
> drivers/media/platform/xilinx/xilinx-dma.c | 8 ++++----
> 5 files changed, 14 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
> index 76e6bed5a1da..f337e523821b 100644
> --- a/drivers/media/i2c/tvp5150.c
> +++ b/drivers/media/i2c/tvp5150.c
> @@ -1403,8 +1403,8 @@ static int tvp5150_parse_dt(struct tvp5150 *decoder,
> struct device_node *np) ret = of_property_read_u32(child, "input",
> &input_type);
> if (ret) {
> dev_err(decoder->sd.dev,
> - "missing type property in node %s\n",
> - child->name);
> + "missing type property in node %pOFn\n",
> + child);
> goto err_connector;
> }
>
> @@ -1439,8 +1439,8 @@ static int tvp5150_parse_dt(struct tvp5150 *decoder,
> struct device_node *np) ret = of_property_read_string(child, "label",
> &name);
> if (ret < 0) {
> dev_err(decoder->sd.dev,
> - "missing label property in node %s\n",
> - child->name);
> + "missing label property in node %pOFn\n",
> + child);
> goto err_connector;
> }
>
> diff --git a/drivers/media/platform/davinci/vpif_capture.c
> b/drivers/media/platform/davinci/vpif_capture.c index
> a96f53ce8088..35fc69591d54 100644
> --- a/drivers/media/platform/davinci/vpif_capture.c
> +++ b/drivers/media/platform/davinci/vpif_capture.c
> @@ -1583,8 +1583,7 @@ vpif_capture_get_pdata(struct platform_device *pdev)
> goto done;
> }
>
> - dev_dbg(&pdev->dev, "Remote device %s, %pOF found\n",
> - rem->name, rem);
> + dev_dbg(&pdev->dev, "Remote device %pOF found\n", rem);
> sdinfo->name = rem->full_name;
>
> pdata->asd[i] = devm_kzalloc(&pdev->dev,
> diff --git a/drivers/media/platform/ti-vpe/cal.c
> b/drivers/media/platform/ti-vpe/cal.c index d1febe5baa6d..77d755020e78
> 100644
> --- a/drivers/media/platform/ti-vpe/cal.c
> +++ b/drivers/media/platform/ti-vpe/cal.c
> @@ -1712,8 +1712,8 @@ static int of_cal_create_instance(struct cal_ctx *ctx,
> int inst) v4l2_fwnode_endpoint_parse(of_fwnode_handle(remote_ep),
> endpoint);
>
> if (endpoint->bus_type != V4L2_MBUS_CSI2) {
> - ctx_err(ctx, "Port:%d sub-device %s is not a CSI2 device\n",
> - inst, sensor_node->name);
> + ctx_err(ctx, "Port:%d sub-device %pOFn is not a CSI2 device\n",
> + inst, sensor_node);
> goto cleanup_exit;
> }
>
> @@ -1732,8 +1732,8 @@ static int of_cal_create_instance(struct cal_ctx *ctx,
> int inst) endpoint->bus.mipi_csi2.data_lanes[lane]);
> ctx_dbg(3, ctx, "\t>\n");
>
> - ctx_dbg(1, ctx, "Port: %d found sub-device %s\n",
> - inst, sensor_node->name);
> + ctx_dbg(1, ctx, "Port: %d found sub-device %pOFn\n",
> + inst, sensor_node);
>
> ctx->asd_list[0] = asd;
> ctx->notifier.subdevs = ctx->asd_list;
> diff --git a/drivers/media/platform/video-mux.c
> b/drivers/media/platform/video-mux.c index c01e1592ad0a..61a9bf716a05
> 100644
> --- a/drivers/media/platform/video-mux.c
> +++ b/drivers/media/platform/video-mux.c
> @@ -333,7 +333,7 @@ static int video_mux_probe(struct platform_device *pdev)
> platform_set_drvdata(pdev, vmux);
>
> v4l2_subdev_init(&vmux->subdev, &video_mux_subdev_ops);
> - snprintf(vmux->subdev.name, sizeof(vmux->subdev.name), "%s", np->name);
> + snprintf(vmux->subdev.name, sizeof(vmux->subdev.name), "%pOFn", np);
> vmux->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
> vmux->subdev.dev = dev;
>
> diff --git a/drivers/media/platform/xilinx/xilinx-dma.c
> b/drivers/media/platform/xilinx/xilinx-dma.c index
> d041f94be832..3c8fcf951c63 100644
> --- a/drivers/media/platform/xilinx/xilinx-dma.c
> +++ b/drivers/media/platform/xilinx/xilinx-dma.c
> @@ -506,8 +506,8 @@ xvip_dma_querycap(struct file *file, void *fh, struct
> v4l2_capability *cap)
>
> strlcpy(cap->driver, "xilinx-vipp", sizeof(cap->driver));
> strlcpy(cap->card, dma->video.name, sizeof(cap->card));
> - snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s:%u",
> - dma->xdev->dev->of_node->name, dma->port);
> + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%pOFn:%u",
> + dma->xdev->dev->of_node, dma->port);
>
> return 0;
> }
> @@ -693,8 +693,8 @@ int xvip_dma_init(struct xvip_composite_device *xdev,
> struct xvip_dma *dma, dma->video.fops = &xvip_dma_fops;
> dma->video.v4l2_dev = &xdev->v4l2_dev;
> dma->video.queue = &dma->queue;
> - snprintf(dma->video.name, sizeof(dma->video.name), "%s %s %u",
> - xdev->dev->of_node->name,
> + snprintf(dma->video.name, sizeof(dma->video.name), "%pOFn %s %u",
> + xdev->dev->of_node,
> type == V4L2_BUF_TYPE_VIDEO_CAPTURE ? "output" : "input",
> port);
> dma->video.vfl_type = VFL_TYPE_GRABBER;

--
Regards,

Laurent Pinchart