On Wed, 2014-01-15 at 17:08 +0200, Mika Westerberg wrote:
On Tue, Jan 14, 2014 at 04:46:37PM +0800, Zhang Rui wrote:
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 3a94b79..2f4aea2 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -677,7 +677,13
On Thu, 2014-01-16 at 12:28 +, Mark Brown wrote:
On Tue, Jan 14, 2014 at 04:46:37PM +0800, Zhang Rui wrote:
ACPI enumerated devices has ACPI style _HID and _CID strings,
all of these strings can be used for both driver loading and matching.
Currently, in Platform, I2C and SPI bus
On Thu, 2014-01-16 at 13:27 +0100, Wolfram Sang wrote:
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index d74c0b3..c4c5588 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -104,6 +104,11 @@ static int i2c_device_match(struct device *dev, struct
On Fri, 2014-01-17 at 02:28 +0100, Rafael J. Wysocki wrote:
On Thursday, January 16, 2014 04:04:35 PM Zhang Rui wrote:
On Wed, 2014-01-15 at 17:08 +0200, Mika Westerberg wrote:
On Tue, Jan 14, 2014 at 04:46:37PM +0800, Zhang Rui wrote:
diff --git a/drivers/base/platform.c b/drivers/base
-Original Message-
From: Rob Herring [mailto:robherri...@gmail.com]
Sent: Wednesday, January 15, 2014 9:45 PM
To: Zhang, Rui
Cc: linux-ker...@vger.kernel.org; linux-a...@vger.kernel.org; linux-
i...@vger.kernel.org; linux-...@vger.kernel.org; w...@the-dreams.de; Mark
Brown; Greg
On Mon, 2014-01-13 at 17:35 +, Mark Brown wrote:
On Mon, Jan 13, 2014 at 09:48:31PM +0800, Zhang Rui wrote:
ACPI enumerated devices has ACPI style _HID and _CID strings,
all of these strings can be used for both driver loading and matching.
But currently, in Platform, I2C and SPI bus
their modalias as acpi:PNP0C0B.
thanks,
rui
Zhang Rui (4):
ACPI: fix create_modalias() return value handling
ACPI: add module autoloading support for ACPI enumerated devices
fix module autoloading for ACPI enumerated devices
when the
device node is created, because their modalias do not match.
This also applies to I2C and SPI bus.
With this patch, the device' modalias will be shown as acpi:INTABCD as well.
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/base/platform.c | 12 +++-
drivers/i2c/i2c
if there is an output error,
return -ENOMEM if the output is truncated,
and also fixes both acpi_device_uevent() and acpi_device_modalias_show()
to do proper return value check.
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/acpi/scan.c | 16 ++--
1 file changed, 10 insertions(+), 6 deletions
Fix a problem that, the platform bus supports the OF style modalias
in .uevent() call, but not in its device 'modalias' sysfs attribute.
cc: devicet...@vger.kernel.org
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/base/platform.c |4
drivers/of/device.c |3
,
and another for exporting ACPI ids in device' modalias sysfs attribute.
For any bus that supports ACPI enumerated devices, it needs to invoke
these two functions for their uevent and modalias attribute.
Signed-off-by: Zhang Rui rui.zh...@intel.com
Reviewed-by: Mika Westerberg mika.westerb
their modalias as acpi:PNP0C0B.
thanks,
rui
Zhang Rui (4):
ACPI: fix create_modalias() return value handling
ACPI: add module autoloading support for ACPI enumerated devices
fix module autoloading for ACPI enumerated devices
,
and another for exporting ACPI ids in device' modalias sysfs attribute.
For any bus that supports ACPI enumerated devices, it needs to invoke
these two functions for their uevent and modalias attribute.
Signed-off-by: Zhang Rui rui.zh...@intel.com
Reviewed-by: Mika Westerberg mika.westerb
if there is an output error,
return -ENOMEM if the output is truncated,
and also fixes both acpi_device_uevent() and acpi_device_modalias_show()
to do proper return value check.
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/acpi/scan.c | 16 ++--
1 file changed, 10 insertions(+), 6 deletions
.
This patch fixes module autoloading on those buses for ACPI enumerated devices.
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/base/platform.c | 12 +++-
drivers/i2c/i2c-core.c | 11 +++
drivers/spi/spi.c | 10 ++
3 files changed, 32 insertions(+), 1
Fix a problem that, the platform bus supports the OF style modalias
in .uevent() call, but not in its device' modalias sysfs attribute.
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/base/platform.c |4
drivers/of/device.c |3 +++
include/linux/of_device.h |6
On Mon, 2013-10-14 at 20:47 +0800, Zhang Rui wrote:
On Mon, 2013-10-14 at 14:18 +0300, Jarkko Nikula wrote:
On 10/14/2013 12:23 PM, Zhang Rui wrote:
Hi,
On Thu, 2013-10-10 at 17:17 +0300, Jarkko Nikula wrote:
There is a minor fault about ACPI enumerated I2C devices
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/base/platform.c |4
1 file changed, 4 insertions(+)
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 4f8bef3..80d2250 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -690,6 +690,10
introduces a new function to exporting ACPI ids as the
module_alias, for the ACPI enumerate devices.
For any drivers using MODULE_DEVICE_TALBE(acpi, blabla), the uevent file
of its associated device must be fixed by invoking this function.
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/acpi
Signed-off-by: Zhang Rui rui.zh...@intel.com
---
drivers/i2c/i2c-core.c |5 +
1 file changed, 5 insertions(+)
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 3be58f8..d75b679 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -104,6 +104,11 @@ static
Hi,
On Thu, 2013-10-10 at 17:17 +0300, Jarkko Nikula wrote:
There is a minor fault about ACPI enumerated I2C devices with their modalias
attribute. Now modalias is set by device instance not by hardware ID.
For example i2c:INTABCD:00, i2c:INTABCD:01 etc.
This means each device instance gets
On Mon, 2013-10-14 at 13:14 +0300, Mika Westerberg wrote:
On Mon, Oct 14, 2013 at 05:10:32PM +0800, Zhang Rui wrote:
An ACPI enumerated device may have its compatible id strings.
To support the compatible ACPI ids (acpi_device-pnp.ids),
we introduced acpi_driver_match_device() to match
On Mon, 2013-10-14 at 14:18 +0300, Jarkko Nikula wrote:
On 10/14/2013 12:23 PM, Zhang Rui wrote:
Hi,
On Thu, 2013-10-10 at 17:17 +0300, Jarkko Nikula wrote:
There is a minor fault about ACPI enumerated I2C devices with their
modalias
attribute. Now modalias is set by device instance
-Original Message-
From: Mika Westerberg [mailto:mika.westerb...@linux.intel.com]
Sent: Monday, October 01, 2012 2:38 PM
To: Zhang, Rui
Cc: LKML; linux-pm; linux-i2c; linux-a...@vger.kernel.org; Len, Brown;
Rafael J. Wysocki; Grant Likely; Dirk Brandewie
Subject: Re: [RFC PATCH 1
-Original Message-
From: linux-acpi-ow...@vger.kernel.org [mailto:linux-acpi-
ow...@vger.kernel.org] On Behalf Of Mika Westerberg
Sent: Monday, October 01, 2012 2:47 PM
To: Zhang, Rui
Cc: LKML; linux-pm; linux-i2c; linux-a...@vger.kernel.org; Len, Brown;
Rafael J. Wysocki; Grant
-Original Message-
From: linux-i2c-ow...@vger.kernel.org [mailto:linux-i2c-
ow...@vger.kernel.org] On Behalf Of Mika Westerberg
Sent: Monday, October 01, 2012 2:55 PM
To: Zhang, Rui
Cc: LKML; linux-pm; linux-i2c; linux-a...@vger.kernel.org; Len, Brown;
Rafael J. Wysocki; Grant
-Original Message-
From: Mika Westerberg [mailto:mika.westerb...@linux.intel.com]
Sent: Monday, October 01, 2012 2:45 PM
To: Zhang, Rui
Cc: LKML; linux-pm; linux-i2c; linux-a...@vger.kernel.org; Len, Brown;
Rafael J. Wysocki; Grant Likely; Dirk Brandewie
Subject: Re: [RFC PATCH 0
-Original Message-
From: Mika Westerberg [mailto:mika.westerb...@linux.intel.com]
Sent: Friday, September 28, 2012 10:14 PM
To: Zhang, Rui
Cc: LKML; linux-pm; linux-i2c; linux-a...@vger.kernel.org; Len, Brown;
Rafael J. Wysocki; Grant Likely; Dirk Brandewie
Subject: Re: [RFC PATCH
-Original Message-
From: Alan Cox [mailto:a...@lxorguk.ukuu.org.uk]
Sent: Friday, September 28, 2012 8:54 PM
To: Zhang, Rui
Cc: LKML; linux-pm; linux-i2c; linux-a...@vger.kernel.org; Len, Brown;
Rafael J. Wysocki; Grant Likely; Dirk Brandewie
Subject: Re: [RFC PATCH 5/6] ACPI
From 72df5d1f51fb27a4ba7f70a3b07df759d32b8288 Mon Sep 17 00:00:00 2001
From: Zhang Rui rui.zh...@intel.com
Date: Thu, 27 Sep 2012 15:11:55 +0800
Subject: [RFC PATCH 1/6] Introduce acpi_match_device_id().
This API is used to check if a device id string is compatible
with an ACPI device,
either PNP
From 9a851d177794129a89f720c7122cb39fd163126b Mon Sep 17 00:00:00 2001
From: Zhang Rui rui.zh...@intel.com
Date: Fri, 28 Sep 2012 08:34:05 +0800
Subject: [RFC PATCH 3/6] ACPI: introduce acpi_get_generic_resources
Introduce acpi_get_generic_resources() to convert
ACPI style resources to struct
From 34aa38e12c04544d89af2eae46de284dc8a03b8d Mon Sep 17 00:00:00 2001
From: Zhang Rui rui.zh...@intel.com
Date: Thu, 27 Sep 2012 15:42:23 +0800
Subject: [RFC PATCH 4/6] Change i2c_register_board_info from __init to
__devinit.
ACPI 5 supports enumerating I2C adapter and its slaves
via ACPI
From 6077a62f2865201ab6727ca7d628ee5e43aa57e1 Mon Sep 17 00:00:00 2001
From: Zhang Rui rui.zh...@intel.com
Date: Fri, 24 Aug 2012 15:18:25 +0800
Subject: [RFC PATCH 5/6] ACPI: Introduce ACPI I2C controller enumeration
driver
This driver is able to
1) enumerate I2C controller via ACPI namespace
From 817d814ecae91862f42a0447f455dae7f74cba27 Mon Sep 17 00:00:00 2001
From: Zhang Rui rui.zh...@intel.com
Date: Fri, 24 Aug 2012 15:20:38 +0800
Subject: [RFC PATCH 6/6] Introduce INT33B1 I2C controller driver
This is a dummy platform device driver to illustrate my idea about
how a really I2C
on
some example ASL code. :)
thanks,
rui
Cheers,
Benjamin
On Thu, Jul 5, 2012 at 9:20 AM, Zhang Rui rui.zh...@intel.com wrote:
Hah, seems I forgot to reply to Benjamin.
On 四, 2012-07-05 at 15:01 +0800, Zhang Rui wrote:
Original Message
Subject: Hid over I2C
the I2C slave device
in I2C bus.
here is a BKM I wrote, hope it helps.
And also any comments are welcome. :)
From 0a0fa4ff7b4b06c6560de94a78b15c6adfd86e34 Mon Sep 17 00:00:00 2001
From: Zhang Rui rui.zh...@intel.com
Date: Mon, 26 Dec 2011 10:42:04 +0800
As many SoC IP blocks are not hardware
Hah, seems I forgot to reply to Benjamin.
On 四, 2012-07-05 at 15:01 +0800, Zhang Rui wrote:
Original Message
Subject: Hid over I2C and ACPI interaction
Date: Wed, 4 Jul 2012 15:46:35 +0200
From: Benjamin Tissoires benjamin.tissoi...@gmail.com
To: Jean Delvare kh
On Tue, 2009-10-13 at 01:02 +0800, Jonathan Cameron wrote:
Jean Delvare wrote:
Hi Jonathan,
On Mon, 12 Oct 2009 15:19:07 +0100, Jonathan Cameron wrote:
@@ -60,9 +65,41 @@ static const u8 TSL2550_MODE_RANGE[2] = {
};
/*
+ * IDR to assign each registered device a unique id
+
update Pavel's email address.
On Fri, 2009-10-16 at 09:37 +0800, Zhang Rui wrote:
On Tue, 2009-10-13 at 01:02 +0800, Jonathan Cameron wrote:
Jean Delvare wrote:
Hi Jonathan,
On Mon, 12 Oct 2009 15:19:07 +0100, Jonathan Cameron wrote:
@@ -60,9 +65,41 @@ static const u8
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