linux-kernel - RE: [RFC 06/11] soc: realtek: chip: Detect RTD1296

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <e23f24e7c018440bbf72317fbcc1b22f@realtek.com>
Date:   Thu, 2 Jan 2020 14:35:52 +0000
From:   James Tai <james.tai@...ltek.com>
To:     Andreas Färber <afaerber@...e.de>,
        "linux-realtek-soc@...ts.infradead.org" 
        <linux-realtek-soc@...ts.infradead.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [RFC 06/11] soc: realtek: chip: Detect RTD1296

> Detection logic from downstream drivers/soc/realtek/rtd129x/rtk_chip.c.
> 
> Signed-off-by: Andreas Färber <afaerber@...e.de>
> ---
>  drivers/soc/realtek/chip.c | 18 +++++++++++++++++-
>  1 file changed, 17 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/soc/realtek/chip.c b/drivers/soc/realtek/chip.c index
> 9d13422e9936..ba653c097644 100644
> --- a/drivers/soc/realtek/chip.c
> +++ b/drivers/soc/realtek/chip.c
> @@ -50,9 +50,25 @@ static const char *default_name(struct device *dev,
> const struct rtd_soc *s)
>  	return s->family;
>  }
> 
> +static const char *rtd1295_name(struct device *dev, const struct
> +rtd_soc *s) {
> +	void __iomem *base;
> +
> +	base = of_iomap(dev->of_node, 1);
> +	if (base) {
> +		u32 chipinfo1 = readl_relaxed(base);
> +		iounmap(base);
> +		if (chipinfo1 & BIT(11)) {
> +			return "RTD1296";
> +		}
> +	}
> +
> +	return "RTD1295";
> +}
> +
>  static const struct rtd_soc rtd_soc_families[] = {
>  	{ 0x00006329, "RTD1195", default_name, rtd1195_revisions, "Phoenix" },
> -	{ 0x00006421, "RTD1295", default_name, rtd1295_revisions, "Kylin" },
> +	{ 0x00006421, "RTD1295", rtd1295_name, rtd1295_revisions, "Kylin" },
>  };
> 
>  static const struct rtd_soc *rtd_soc_by_chip_id(u32 chip_id)
> --
> 2.16.4
> 
Acked-by: James Tai <james.tai@...ltek.com>