linux-kernel - Re: [PATCH v4 1/4] platform/x86: think-lmi: add missing type attribute

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Message-ID: <087797f9-9303-cbf2-dcdc-c78a10f92118@redhat.com>
Date:   Mon, 20 Mar 2023 14:57:36 +0100
From:   Hans de Goede <hdegoede@...hat.com>
To:     Mark Pearson <mpearson-lenovo@...ebb.ca>,
        Thomas Weißschuh <linux@...ssschuh.net>
Cc:     markgross@...nel.org, markpearson@...ovo.com, thomas@...ch.de,
        pobrn@...tonmail.com, linux-kernel@...r.kernel.org,
        "platform-driver-x86@...r.kernel.org" 
        <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH v4 1/4] platform/x86: think-lmi: add missing type
 attribute

Hi,

On 3/20/23 14:56, Hans de Goede wrote:
> Hi Mark,
> 
> It seems that while adding linux-kernel@...r.kernel.org you have dropped
> platform-driver-x86@...r.kernel.org. For future patches please Cc both.
> 
> platform-driver-x86@...r.kernel.org needs to be Cc-ed for patches
> to show up in patchwork:
> https://patchwork.kernel.org/project/platform-driver-x86/list/
> 
> Which I use as my primary means of tracking which patches I need
> to review / merge (note no need to resend this series I have it
> on my radar).
> 
> More importantly you seem to not have Cc-ed
> Thomas Weißschuh on this version ?

Never mind, I just noticed that Thomas has 2 email addresses
and you did Cc their other address...

Regards,

Hans



> On 3/20/23 01:32, Mark Pearson wrote:
>> This driver was missing the mandatory type attribute...oops.
>>
>> Add it in along with logic to determine whether the attribute is an
>> enumeration type or a string by parsing the possible_values attribute.
>>
>> Upstream bug https://bugzilla.kernel.org/show_bug.cgi?id=216460
>>
>> Signed-off-by: Mark Pearson <mpearson-lenovo@...ebb.ca>
>> ---
>> Changes in v4:
>>  - Unchanged. Sending to linux-kernel mailing list as recommended
>> Changes in v3:
>>  - Rebased on latest pdx86, review_hans branch
>> Changes in v2: 
>>  - Simplify the code and move type determination into show function
>>  - Don't use Fixes with URL in commit info
>>
>>  drivers/platform/x86/think-lmi.c | 17 +++++++++++++++++
>>  1 file changed, 17 insertions(+)
>>
>> diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c
>> index cc66f7cbccf2..a765bf8c27d8 100644
>> --- a/drivers/platform/x86/think-lmi.c
>> +++ b/drivers/platform/x86/think-lmi.c
>> @@ -947,6 +947,20 @@ static ssize_t possible_values_show(struct kobject *kobj, struct kobj_attribute
>>  	return sysfs_emit(buf, "%s\n", setting->possible_values);
>>  }
>>  
>> +static ssize_t type_show(struct kobject *kobj, struct kobj_attribute *attr,
>> +		char *buf)
>> +{
>> +	struct tlmi_attr_setting *setting = to_tlmi_attr_setting(kobj);
>> +
>> +	if (setting->possible_values) {
>> +		/* Figure out what setting type is as BIOS does not return this */
>> +		if (strchr(setting->possible_values, ','))
>> +			return sysfs_emit(buf, "enumeration\n");
>> +	}
>> +	/* Anything else is going to be a string */
>> +	return sysfs_emit(buf, "string\n");
>> +}
>> +
>>  static ssize_t current_value_store(struct kobject *kobj,
>>  		struct kobj_attribute *attr,
>>  		const char *buf, size_t count)
>> @@ -1036,10 +1050,13 @@ static struct kobj_attribute attr_possible_values = __ATTR_RO(possible_values);
>>  
>>  static struct kobj_attribute attr_current_val = __ATTR_RW_MODE(current_value, 0600);
>>  
>> +static struct kobj_attribute attr_type = __ATTR_RO(type);
>> +
>>  static struct attribute *tlmi_attrs[] = {
>>  	&attr_displ_name.attr,
>>  	&attr_current_val.attr,
>>  	&attr_possible_values.attr,
>> +	&attr_type.attr,
>>  	NULL
>>  };
>>