Re: [Patch v7 1/4] memory: tegra: Add memory controller channels support

From: Dmitry Osipenko
Date: Wed Apr 13 2022 - 17:17:16 EST



On 4/13/22 12:40, Ashish Mhetre wrote:
> +static int tegra186_mc_map_regs(struct tegra_mc *mc)
> +{
> + struct platform_device *pdev = to_platform_device(mc->dev);
> + int i;
> +
> + mc->bcast_ch_regs = devm_platform_ioremap_resource_byname(pdev, "broadcast");
> + if (IS_ERR(mc->bcast_ch_regs)) {
> + if (PTR_ERR(mc->bcast_ch_regs) == -EINVAL) {
> + dev_warn(&pdev->dev, "Broadcast channel is missing, please update your device-tree\n");

Set mc->bcast_ch_regs=NULL on error.