From: Greg KH <gregkh@linuxfoundation.org>
To: Bard Liao <yung-chuan.liao@linux.intel.com>
Cc: pierre-louis.bossart@linux.intel.com,
alsa-devel@alsa-project.org, vinod.koul@linaro.org,
tiwai@suse.de, mengdong.lin@intel.com,
linux-kernel@vger.kernel.org, ranjani.sridharan@linux.intel.com,
hui.wang@canonical.com, vkoul@kernel.org, broonie@kernel.org,
srinivas.kandagatla@linaro.org, jank@cadence.com,
slawomir.blauciak@intel.com, sanyog.r.kale@intel.com,
rander.wang@linux.intel.com, bard.liao@intel.com
Subject: Re: [PATCH 3/3] soundwire: add Slave sysfs support
Date: Tue, 19 May 2020 16:10:14 +0200 [thread overview]
Message-ID: <20200519141014.GA535881@kroah.com> (raw)
In-Reply-To: <20200518203551.2053-4-yung-chuan.liao@linux.intel.com>
On Tue, May 19, 2020 at 04:35:51AM +0800, Bard Liao wrote:
> From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
>
> Expose MIPI DisCo Slave properties in sysfs.
>
> For Slave properties and Data Port 0, the attributes are managed with
> simple devm_ support.
>
> A Slave Device may have more than one Data Port (DPN), and each Data
> Port can be sink or source. The attributes are created dynamically
> using pre-canned macros, but still use devm_ with a name attribute
> group to avoid creating kobjects - as requested by GregKH. In the
> _show function, we use container_of() to retrieve port number and
> direction required to extract the information.
>
> Audio modes are not supported for now. Depending on the discussions
> the SoundWire Device Class, we may add it later as is or follow the
> new specification.
>
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
To: Bard Liao <yung-chuan.liao@linux.intel.com>
Cc: alsa-devel@alsa-project.org, vkoul@kernel.org,
vinod.koul@linaro.org, linux-kernel@vger.kernel.org,
tiwai@suse.de, broonie@kernel.org, jank@cadence.com,
srinivas.kandagatla@linaro.org, rander.wang@linux.intel.com,
ranjani.sridharan@linux.intel.com, hui.wang@canonical.com,
pierre-louis.bossart@linux.intel.com, sanyog.r.kale@intel.com,
slawomir.blauciak@intel.com, mengdong.lin@intel.com,
bard.liao@intel.com
Subject: Re: [PATCH 3/3] soundwire: add Slave sysfs support
Date: Tue, 19 May 2020 16:10:14 +0200 [thread overview]
Message-ID: <20200519141014.GA535881@kroah.com> (raw)
In-Reply-To: <20200518203551.2053-4-yung-chuan.liao@linux.intel.com>
On Tue, May 19, 2020 at 04:35:51AM +0800, Bard Liao wrote:
> From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
>
> Expose MIPI DisCo Slave properties in sysfs.
>
> For Slave properties and Data Port 0, the attributes are managed with
> simple devm_ support.
>
> A Slave Device may have more than one Data Port (DPN), and each Data
> Port can be sink or source. The attributes are created dynamically
> using pre-canned macros, but still use devm_ with a name attribute
> group to avoid creating kobjects - as requested by GregKH. In the
> _show function, we use container_of() to retrieve port number and
> direction required to extract the information.
>
> Audio modes are not supported for now. Depending on the discussions
> the SoundWire Device Class, we may add it later as is or follow the
> new specification.
>
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
next prev parent reply other threads:[~2020-05-19 14:11 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-18 20:35 [PATCH 0/3] soundwire: add sysfs support Bard Liao
2020-05-18 20:35 ` Bard Liao
2020-05-18 20:35 ` [PATCH 1/3] soundwire: disco: s/ch/channels/ Bard Liao
2020-05-18 20:35 ` Bard Liao
2020-05-18 20:35 ` [PATCH 2/3] soundwire: master: add sysfs support Bard Liao
2020-05-18 20:35 ` Bard Liao
2020-05-18 20:35 ` [PATCH 3/3] soundwire: add Slave " Bard Liao
2020-05-18 20:35 ` Bard Liao
2020-05-19 14:10 ` Greg KH [this message]
2020-05-19 14:10 ` Greg KH
2020-05-20 11:57 ` Vinod Koul
2020-05-20 11:57 ` Vinod Koul
2020-05-20 12:00 ` [PATCH 0/3] soundwire: add " Vinod Koul
2020-05-20 12:00 ` Vinod Koul
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