> Subject: [PATCH] remoteproc: core: Auto select rproc-virtio device id
>
> With multiple remoteproc device, there will below error:
>
> sysfs: cannot create duplicate filename '/bus/platform/devices/rproc-
> virtio.0'
>
> The rvdev_data.index is duplicate, that cause issue, so need to use the
> PLATFORM_DEVID_AUTO instead.
>
> Fixes: 1d7b61c06dc3 ("remoteproc: virtio: Create platform device for the
> remoteproc_virtio")
> Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
Met same issue with on i.MX8QM-MEK dual CM4 case, and I tested same
approach as you did.
Tested-by: Peng Fan <peng.fan@xxxxxxx>
> ---
> drivers/remoteproc/remoteproc_core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/remoteproc/remoteproc_core.c
> b/drivers/remoteproc/remoteproc_core.c
> index 8768cb64f560..03a26498e879 100644
> --- a/drivers/remoteproc/remoteproc_core.c
> +++ b/drivers/remoteproc/remoteproc_core.c
> @@ -509,7 +509,7 @@ static int rproc_handle_vdev(struct rproc *rproc,
> void *ptr,
> rvdev_data.rsc_offset = offset;
> rvdev_data.rsc = rsc;
>
> - pdev = platform_device_register_data(dev, "rproc-virtio",
> rvdev_data.index, &rvdev_data,
> + pdev = platform_device_register_data(dev, "rproc-virtio",
> +PLATFORM_DEVID_AUTO, &rvdev_data,
> sizeof(rvdev_data));
> if (IS_ERR(pdev)) {
> dev_err(dev, "failed to create rproc-virtio device\n");
> --
> 2.34.1
