From: Hans de Goede <hdegoede@redhat.com>
To: Jonathan Cameron <jic23@kernel.org>
Cc: "Rafael J . Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>, Darren Hart <dvhart@infradead.org>,
Andy Shevchenko <andy@infradead.org>,
linux-acpi@vger.kernel.org, platform-driver-x86@vger.kernel.org,
linux-kernel@vger.kernel.org, Hartmut Knaack <knaack.h@gmx.de>,
Lars-Peter Clausen <lars@metafoo.de>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
linux-iio@vger.kernel.org
Subject: Re: [PATCH v3 01/11] iio: light: cm32181: Switch to new style i2c-driver probe function
Date: Mon, 4 May 2020 11:46:30 +0200 [thread overview]
Message-ID: <4f6df1df-8c82-c14f-8862-c020d67d3df3@redhat.com> (raw)
In-Reply-To: <20200503115456.11a16411@archlinux>
Hi,
On 5/3/20 12:54 PM, Jonathan Cameron wrote:
> On Tue, 28 Apr 2020 19:29:13 +0200
> Hans de Goede <hdegoede@redhat.com> wrote:
>
>> Switch to the new style i2c-driver probe_new probe function and drop the
>> unnecessary i2c_device_id table (we do not have any old style board files
>> using this).
>>
>> This is a preparation patch for adding ACPI binding support.
>>
>> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
>> ---
>> Changes in v3:
>> - This is a new patch in v3 of this patch-set
>> ---
>> drivers/iio/light/cm32181.c | 15 +++------------
>> 1 file changed, 3 insertions(+), 12 deletions(-)
>>
>> diff --git a/drivers/iio/light/cm32181.c b/drivers/iio/light/cm32181.c
>> index 5f4fb5674fa0..cc57190a24cb 100644
>> --- a/drivers/iio/light/cm32181.c
>> +++ b/drivers/iio/light/cm32181.c
>> @@ -294,8 +294,7 @@ static const struct iio_info cm32181_info = {
>> .attrs = &cm32181_attribute_group,
>> };
>>
>> -static int cm32181_probe(struct i2c_client *client,
>> - const struct i2c_device_id *id)
>> +static int cm32181_probe(struct i2c_client *client)
>> {
>> struct cm32181_chip *cm32181;
>> struct iio_dev *indio_dev;
>> @@ -316,7 +315,7 @@ static int cm32181_probe(struct i2c_client *client,
>> indio_dev->channels = cm32181_channels;
>> indio_dev->num_channels = ARRAY_SIZE(cm32181_channels);
>> indio_dev->info = &cm32181_info;
>> - indio_dev->name = id->name;
>> + indio_dev->name = dev_name(&client->dev);
>
> ABI breakage. The name needs to be unaffected by this patch and I'm
> fairly sure it just gained the vendor prefix.
>
> So to drop that table, you need to provide the 'clean' part number
> somewhere else. Seeing as driver currently only supports one number,
> you could just provide it directly here. However, as you are
> going to add support for another part number later, you'll need
> to do something more clever when you introduce that.
Ok, I will fix this for the next version.
> I'll make this suggestion in that patch, but I think you should add
> a chip_info structure for each of the supported chips rather than using
> a switch to put a number of different elements in place. The name
> would then go in there.
Ok, I will add a chip_info structure for the next version (version 4).
Regards,
Hans
prev parent reply other threads:[~2020-05-04 9:46 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-28 17:29 [PATCH v3 01/11] iio: light: cm32181: Switch to new style i2c-driver probe function Hans de Goede
2020-04-28 17:29 ` [PATCH v3 02/11] iio: light: cm32181: Add support for ACPI enumeration Hans de Goede
2020-04-28 17:29 ` [PATCH v3 03/11] iio: light: cm32181: Add some extra register defines Hans de Goede
2020-04-28 17:29 ` [PATCH v3 04/11] iio: light: cm32181: Add support for the CM3218 Hans de Goede
2020-05-03 10:59 ` Jonathan Cameron
2020-05-04 9:49 ` Hans de Goede
2020-05-04 10:23 ` Jonathan Cameron
2020-04-28 17:29 ` [PATCH v3 05/11] iio: light: cm32181: Clean up the probe function a bit Hans de Goede
2020-05-03 11:00 ` Jonathan Cameron
2020-04-28 17:29 ` [PATCH v3 06/11] iio: light: cm32181: Handle CM3218 ACPI devices with 2 I2C resources Hans de Goede
2020-05-03 11:04 ` Jonathan Cameron
2020-05-04 9:52 ` Hans de Goede
2020-04-28 17:29 ` [PATCH v3 07/11] iio: light: cm32181: Change reg_init to use a bitmap of which registers to init Hans de Goede
2020-04-28 17:29 ` [PATCH v3 08/11] iio: light: cm32181: Use units of 1/100000th for calibscale and lux_per_bit Hans de Goede
2020-04-28 17:29 ` [PATCH v3 09/11] iio: light: cm32181: Make lux_per_bit and lux_per_bit_base_it runtime settings Hans de Goede
2020-04-28 17:29 ` [PATCH v3 10/11] iio: light: cm32181: Add support for parsing CPM0 and CPM1 ACPI tables Hans de Goede
2020-05-03 11:22 ` Jonathan Cameron
2020-05-03 16:25 ` Andy Shevchenko
2020-05-04 9:40 ` Jonathan Cameron
2020-05-04 9:57 ` Hans de Goede
2020-04-28 17:29 ` [PATCH v3 11/11] iio: light: cm32181: Fix integartion time typo Hans de Goede
2020-05-03 10:54 ` [PATCH v3 01/11] iio: light: cm32181: Switch to new style i2c-driver probe function Jonathan Cameron
2020-05-04 9:46 ` Hans de Goede [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4f6df1df-8c82-c14f-8862-c020d67d3df3@redhat.com \
--to=hdegoede@redhat.com \
--cc=andy@infradead.org \
--cc=dvhart@infradead.org \
--cc=jic23@kernel.org \
--cc=knaack.h@gmx.de \
--cc=lars@metafoo.de \
--cc=lenb@kernel.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-iio@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=platform-driver-x86@vger.kernel.org \
--cc=pmeerw@pmeerw.net \
--cc=rjw@rjwysocki.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).