From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pierre-Louis Bossart Subject: [RFC PATCH 4/7] ABI: testing: Add description of soundwire slave sysfs files Date: Fri, 3 May 2019 20:00:27 -0500 Message-ID: <20190504010030.29233-5-pierre-louis.bossart@linux.intel.com> References: <20190504010030.29233-1-pierre-louis.bossart@linux.intel.com> Return-path: In-Reply-To: <20190504010030.29233-1-pierre-louis.bossart@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org To: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org, tiwai@suse.de, broonie@kernel.org, vkoul@kernel.org, gregkh@linuxfoundation.org, liam.r.girdwood@linux.intel.com, jank@cadence.com, joe@perches.com, srinivas.kandagatla@linaro.org, Pierre-Louis Bossart List-Id: alsa-devel@alsa-project.org The description is directly derived from the MIPI DisCo specification. Credits: this patch is based on an earlier internal contribution by Vinod Koul, Sanyog Kale, Shreyas Nc and Hardik Shah Signed-off-by: Pierre-Louis Bossart --- .../ABI/testing/sysfs-bus-soundwire-slave | 85 +++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-soundwire-slave diff --git a/Documentation/ABI/testing/sysfs-bus-soundwire-slave b/Documentation/ABI/testing/sysfs-bus-soundwire-slave new file mode 100644 index 000000000000..db2a0177f68f --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-soundwire-slave @@ -0,0 +1,85 @@ +What: /sys/bus/soundwire/devices/sdw:.../bank_delay_support + /sys/bus/soundwire/devices/sdw:.../ch_prep_timeout + /sys/bus/soundwire/devices/sdw:.../clk_stop_mode1 + /sys/bus/soundwire/devices/sdw:.../clk_stop_timeout + /sys/bus/soundwire/devices/sdw:.../high_PHY_capable + /sys/bus/soundwire/devices/sdw:.../master_count + /sys/bus/soundwire/devices/sdw:.../mipi_revision + /sys/bus/soundwire/devices/sdw:.../p15_behave + /sys/bus/soundwire/devices/sdw:.../paging_support + /sys/bus/soundwire/devices/sdw:.../reset_behave + /sys/bus/soundwire/devices/sdw:.../simple_clk_stop_capable + /sys/bus/soundwire/devices/sdw:.../sink_ports + /sys/bus/soundwire/devices/sdw:.../source_ports + /sys/bus/soundwire/devices/sdw:.../test_mode_capable + /sys/bus/soundwire/devices/sdw:.../wake_capable + +Date: May 2019 + +Contact: Pierre-Louis Bossart + +Description: SoundWire Slave DisCo properties. + These properties are defined by MIPI DisCo Specification + for SoundWire. They define various properties of the + SoundWire Slave and are used by the bus to configure + the Slave + + +What: /sys/bus/soundwire/devices/sdw:.../dp0/BRA_flow_controlled + /sys/bus/soundwire/devices/sdw:.../dp0/imp_def_interrupts + /sys/bus/soundwire/devices/sdw:.../dp0/max_word + /sys/bus/soundwire/devices/sdw:.../dp0/min_word + /sys/bus/soundwire/devices/sdw:.../dp0/simple_ch_prep_sm + /sys/bus/soundwire/devices/sdw:.../dp0/word_bits + +Date: May 2019 + +Contact: Pierre-Louis Bossart + +Description: SoundWire Slave Data Port-0 DisCo properties. + These properties are defined by MIPI DisCo Specification + for the SoundWire. They define various properties of the + Data port 0 are used by the bus to configure the Data Port 0. + + +What: /sys/bus/soundwire/devices/sdw:.../src-dpN/block_pack_mode + /sys/bus/soundwire/devices/sdw:.../src-dpN/channels + /sys/bus/soundwire/devices/sdw:.../src-dpN/ch_combinations + /sys/bus/soundwire/devices/sdw:.../src-dpN/ch_prep_timeout + /sys/bus/soundwire/devices/sdw:.../src-dpN/imp_def_interrupts + /sys/bus/soundwire/devices/sdw:.../src-dpN/max_async_buffer + /sys/bus/soundwire/devices/sdw:.../src-dpN/max_ch + /sys/bus/soundwire/devices/sdw:.../src-dpN/max_grouping + /sys/bus/soundwire/devices/sdw:.../src-dpN/max_word + /sys/bus/soundwire/devices/sdw:.../src-dpN/min_ch + /sys/bus/soundwire/devices/sdw:.../src-dpN/min_word + /sys/bus/soundwire/devices/sdw:.../src-dpN/modes + /sys/bus/soundwire/devices/sdw:.../src-dpN/port_encoding + /sys/bus/soundwire/devices/sdw:.../src-dpN/simple_ch_prep_sm + /sys/bus/soundwire/devices/sdw:.../src-dpN/words + + /sys/bus/soundwire/devices/sdw:.../sink-dpN/block_pack_mode + /sys/bus/soundwire/devices/sdw:.../sink-dpN/channels + /sys/bus/soundwire/devices/sdw:.../sink-dpN/ch_combinations + /sys/bus/soundwire/devices/sdw:.../sink-dpN/ch_prep_timeout + /sys/bus/soundwire/devices/sdw:.../sink-dpN/imp_def_interrupts + /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_async_buffer + /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_ch + /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_grouping + /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_word + /sys/bus/soundwire/devices/sdw:.../sink-dpN/min_ch + /sys/bus/soundwire/devices/sdw:.../sink-dpN/min_word + /sys/bus/soundwire/devices/sdw:.../sink-dpN/modes + /sys/bus/soundwire/devices/sdw:.../sink-dpN/port_encoding + /sys/bus/soundwire/devices/sdw:.../sink-dpN/simple_ch_prep_sm + /sys/bus/soundwire/devices/sdw:.../sink-dpN/words + +Date: May 2019 + +Contact: Pierre-Louis Bossart + +Description: SoundWire Slave Data Source/Sink Port-N DisCo properties. + These properties are defined by MIPI DisCo Specification + for SoundWire. They define various properties of the + Source/Sink Data port N and are used by the bus to configure + the Data Port N. -- 2.17.1