From: Lan Tianyu <tianyu.lan@intel.com>
To: Rolf Eike Beer <eb@emlix.com>
Cc: wsa@the-dreams.de, rjw@rjwysocki.net,
mika.westerberg@linux.intel.com, awilliam@redhat.com,
lenb@kernel.org, linux-i2c@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org
Subject: Re: [Patch V2 0/9] I2C ACPI operation region handler support
Date: Tue, 13 May 2014 22:06:56 +0800 [thread overview]
Message-ID: <53722700.6010001@intel.com> (raw)
In-Reply-To: <3275231.ERSr3mUlis@devpool02>
On 05/13/2014 09:09 PM, Rolf Eike Beer wrote:
> Am Montag, 28. April 2014, 22:27:39 schrieb Lan Tianyu:
>> ACPI 5.0 spec(5.5.2.4.5) defines GenericSerialBus(i2c, spi, uart) operation
>> region. It allows ACPI aml code able to access such kind of devices to
>> implement some ACPI standard method.
>>
>> On the Asus T100TA, Bios use GenericSerialBus operation region to access
>> i2c device to get battery info. So battery function depends on the I2C
>> operation region support. Here is the bug link.
>> https://bugzilla.kernel.org/show_bug.cgi?id=69011
>
> Hi all,
>
> I have tested this series and got some errors, but no additional functionality:
>
Hi Rolf:
Thanks for test. Could you attach the output of dmesg and acpidump?
Which machine you are testing on?
> [ 0.607442] ACPI Error: Error attaching device[f60238a0] data
> [ 0.607460] (20140214/bus-143)
> [ 0.607708] ACPI Error: Error attaching device[f60238a0] data
> [ 0.607724] (20140214/bus-143)
> [ 0.607987] ACPI Error: Error attaching device[f60238a0] data
> [ 0.608003] (20140214/bus-143)
> [ 0.608251] ACPI Error: Error attaching device[f60238a0] data
> [ 0.608267] (20140214/bus-143)
> [ 0.608515] ACPI Error: Error attaching device[f60238a0] data
> [ 0.608531] (20140214/bus-143)
>
> A bit more output, e.g. the error code if such is present or the device path,
> could probably help when identifyint the device in question.
>
> Also this still looks incomplete, as on other places one still gets those
> warnings:
>
> [ 0.314944] pnp 00:08: Plug and Play ACPI device, IDs INT33fc (active)
> [ 0.316122] pnp 00:09: unknown resource type 19 in _CRS
> [ 0.316136] pnp 00:09: can't evaluate _CRS: 1
>
> I don't know if looking on them at this place has any value, maybe something
> like this is correct?
>
> commit 52e2822c4c8b09180e5eb3dd94e4e9aea0d25eff
> Author: Rolf Eike Beer <eb@emlix.com>
> Date: Tue Feb 18 11:11:10 2014 +0100
>
> ACPI: ignore GPIO and SERIAL_BUS resources in PNP init code
>
> diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
> index 167f3d0..5b8459b 100644
> --- a/drivers/pnp/pnpacpi/rsparser.c
> +++ b/drivers/pnp/pnpacpi/rsparser.c
> @@ -240,6 +240,8 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
> break;
>
> case ACPI_RESOURCE_TYPE_GENERIC_REGISTER:
> + case ACPI_RESOURCE_TYPE_GPIO:
> + case ACPI_RESOURCE_TYPE_SERIAL_BUS:
> break;
>
> default:
>
> Greetings,
>
> Eike
>
next prev parent reply other threads:[~2014-05-13 14:07 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-16 13:24 [PATCH 0/9] I2C ACPI operation region handler support Lan Tianyu
2014-04-16 13:24 ` [PATCH 1/9] ACPICA: Executer: Fix buffer allocation issue for generic_serial_bus region field accesses Lan Tianyu
2014-04-21 21:38 ` Rafael J. Wysocki
2014-04-22 1:14 ` Lan Tianyu
2014-04-16 13:24 ` [PATCH 2/9] ACPICA: Export acpi_buffer_to_resource symbol Lan Tianyu
2014-04-16 13:24 ` [PATCH 3/9] ACPI: Add acpi_bus_attach_private_data() to facilitate to attach data to ACPI handle Lan Tianyu
2014-04-16 13:24 ` [PATCH 4/9] ACPI/Thermal: Use acpi_bus_attach_private_data() to attach private data Lan Tianyu
2014-04-16 13:24 ` [PATCH 5/9] I2C: Add smbus quick read/write helper function Lan Tianyu
2014-04-16 13:24 ` [PATCH 6/9] I2C: Add smbus word/block process call " Lan Tianyu
2014-04-16 13:24 ` [PATCH 7/9] I2C/ACPI: Add i2c ACPI operation region support Lan Tianyu
2014-04-16 13:24 ` [PATCH 8/9] I2C/ACPI: Move ACPI related code to i2c-acpi.c Lan Tianyu
2014-04-16 13:24 ` [PATCH 9/9] I2C/ACPI: Add CONFIG_I2C_ACPI config Lan Tianyu
2014-04-16 13:33 ` [PATCH 0/9] I2C ACPI operation region handler support Lan Tianyu
2014-04-16 16:35 ` Adam Williamson
2014-04-22 6:24 ` [Resend Patch " Lan Tianyu
2014-04-22 6:24 ` [Resend Patch 1/9] ACPICA: Executer: Fix buffer allocation issue for generic_serial_bus region field accesses Lan Tianyu
2014-04-22 11:21 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 2/9] ACPICA: Export acpi_buffer_to_resource symbol Lan Tianyu
2014-04-22 11:21 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 3/9] ACPI: Add acpi_bus_attach_private_data() to facilitate to attach data to ACPI handle Lan Tianyu
2014-04-22 11:23 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 4/9] ACPI/Thermal: Use acpi_bus_attach_private_data() to attach private data Lan Tianyu
2014-04-22 11:24 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 5/9] I2C: Add smbus quick read/write helper function Lan Tianyu
2014-04-22 11:24 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 6/9] I2C: Add smbus word/block process call " Lan Tianyu
2014-04-22 11:26 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 7/9] I2C/ACPI: Add i2c ACPI operation region support Lan Tianyu
2014-04-22 11:36 ` Mika Westerberg
2014-04-23 1:53 ` Lan Tianyu
2014-04-23 7:28 ` Mika Westerberg
2014-04-23 7:17 ` Lan Tianyu
2014-04-22 6:24 ` [Resend Patch 8/9] I2C/ACPI: Move ACPI related code to i2c-acpi.c Lan Tianyu
2014-04-22 11:38 ` Mika Westerberg
2014-04-22 6:24 ` [Resend Patch 9/9] I2C/ACPI: Add CONFIG_I2C_ACPI config Lan Tianyu
2014-04-22 11:45 ` Mika Westerberg
2014-04-23 5:39 ` Lan Tianyu
2014-04-23 6:47 ` Zheng, Lv
2014-04-23 7:40 ` Mika Westerberg
2014-04-23 23:03 ` [Resend Patch 0/9] I2C ACPI operation region handler support Adam Williamson
2014-04-28 14:27 ` [Patch V2 " Lan Tianyu
2014-04-28 14:27 ` [Patch V2 1/9] ACPICA: Executer: Fix buffer allocation issue for generic_serial_bus region field accesses Lan Tianyu
2014-04-28 17:52 ` Adam Williamson
2014-04-28 18:08 ` Adam Williamson
2014-04-28 22:50 ` Rafael J. Wysocki
2014-04-29 11:31 ` Wolfram Sang
2014-04-29 21:37 ` Rafael J. Wysocki
2014-04-28 14:27 ` [Patch V2 2/9] ACPICA: Export acpi_buffer_to_resource symbol Lan Tianyu
2014-04-28 14:27 ` [Patch V2 3/9] ACPI: Add acpi_bus_attach_private_data() to facilitate to attach data to ACPI handle Lan Tianyu
2014-04-28 14:27 ` [Patch V2 4/9] ACPI/Thermal: Use acpi_bus_attach_private_data() to attach private data Lan Tianyu
2014-04-28 14:27 ` [Patch V2 5/9] I2C: Add smbus quick read/write helper function Lan Tianyu
2014-05-17 9:41 ` Wolfram Sang
2014-05-17 13:13 ` Lan Tianyu
2014-05-17 17:15 ` Wolfram Sang
2014-04-28 14:27 ` [Patch V2 6/9] I2C: Add smbus word/block process call " Lan Tianyu
2014-05-17 10:21 ` Wolfram Sang
2014-05-17 13:59 ` Lan Tianyu
2014-05-17 17:17 ` Wolfram Sang
2014-05-19 9:23 ` Lan Tianyu
2014-04-28 14:27 ` [Patch V2 7/9] I2C/ACPI: Add i2c ACPI operation region support Lan Tianyu
2014-04-29 8:02 ` Mika Westerberg
2014-04-28 14:27 ` [Patch V2 8/9] I2C/ACPI: Move ACPI related code to i2c-acpi.c Lan Tianyu
2014-04-28 14:27 ` [Patch V2 9/9] I2C/ACPI: Add CONFIG_I2C_ACPI config Lan Tianyu
2014-04-29 8:16 ` Mika Westerberg
2014-05-17 17:48 ` Wolfram Sang
2014-05-19 8:49 ` Mika Westerberg
2014-05-19 9:44 ` Lan Tianyu
2014-05-19 20:23 ` Rafael J. Wysocki
2014-04-28 22:51 ` [Patch V2 0/9] I2C ACPI operation region handler support Rafael J. Wysocki
2014-04-29 1:54 ` Lan Tianyu
2014-04-29 15:47 ` Rafael J. Wysocki
2014-05-13 13:09 ` Rolf Eike Beer
2014-05-13 14:06 ` Lan Tianyu [this message]
2014-05-15 7:50 ` Rolf Eike Beer
2014-05-15 14:49 ` Lan Tianyu
2014-05-16 8:43 ` Rolf Eike Beer
2014-05-20 14:17 ` Rolf Eike Beer
2014-05-22 15:14 ` Lan Tianyu
2014-05-23 6:55 ` Rolf Eike Beer
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