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Sender: Guenter Roeck <groeck7@gmail.com>
Date:   Sun, 24 Jan 2021 08:46:12 -0800
From:   Guenter Roeck <linux@roeck-us.net>
To:     Thomas Hebb <tommyhebb@gmail.com>
Cc:     linux-kernel@vger.kernel.org, stable@vger.kernel.org,
        Bob Hepple <bob.hepple@gmail.com>,
        Jean Delvare <jdelvare@suse.com>,
        Pali =?iso-8859-1?Q?Roh=E1r?= <pali@kernel.org>,
        linux-hwmon@vger.kernel.org
Subject: Re: [PATCH] hwmon: (dell-smm) Add XPS 15 L502X to fan control
 blacklist
Message-ID: <20210124164612.GA136698@roeck-us.net>
References: <a09eea7616881d40d2db2fb5fa2770dc6166bdae.1611456351.git.tommyhebb@gmail.com>
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On Sat, Jan 23, 2021 at 06:46:08PM -0800, Thomas Hebb wrote:
> It has been reported[0] that the Dell XPS 15 L502X exhibits similar
> freezing behavior to the other systems[1] on this blacklist. The issue
> was exposed by a prior change of mine to automatically load
> dell_smm_hwmon on a wider set of XPS models. To fix the regression, add
> this model to the blacklist.
> 
> [0] https://bugzilla.kernel.org/show_bug.cgi?id=211081
> [1] https://bugzilla.kernel.org/show_bug.cgi?id=195751
> 
> Fixes: b8a13e5e8f37 ("hwmon: (dell-smm) Use one DMI match for all XPS models")
> Cc: stable@vger.kernel.org
> Reported-by: Bob Hepple <bob.hepple@gmail.com>
> Tested-by: Bob Hepple <bob.hepple@gmail.com>
> Signed-off-by: Thomas Hebb <tommyhebb@gmail.com>

Applied.

Thanks,
Guenter

> ---
> 
>  drivers/hwmon/dell-smm-hwmon.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
> index ec448f5f2dc3..73b9db9e3aab 100644
> --- a/drivers/hwmon/dell-smm-hwmon.c
> +++ b/drivers/hwmon/dell-smm-hwmon.c
> @@ -1159,6 +1159,13 @@ static struct dmi_system_id i8k_blacklist_fan_support_dmi_table[] __initdata = {
>  			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "XPS13 9333"),
>  		},
>  	},
> +	{
> +		.ident = "Dell XPS 15 L502X",
> +		.matches = {
> +			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
> +			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Dell System XPS L502X"),
> +		},
> +	},
>  	{ }
>  };
>