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Documentation: sound: Fix trailing whitespaces
Remove trailing whitespace from sound/hd-audio/notes as reported by checkpatch. Removing trailing spaces improves consistency, and prevents Preventing potential merge conflicts due to whitespace differences. maintain a cleaner and more professional codebase. Signed-off-by: Abhinav Saxena <xandfury@gmail.com> Link: https://lore.kernel.org/r/20240515034103.1010269-1-xandfury@gmail.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -15,7 +15,7 @@ problem is broken BIOS, and the rest is the driver implementation.
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This document explains the brief trouble-shooting and debugging
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methods for the HD-audio hardware.
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The HD-audio component consists of two parts: the controller chip and
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The HD-audio component consists of two parts: the controller chip and
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the codec chips on the HD-audio bus. Linux provides a single driver
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for all controllers, snd-hda-intel. Although the driver name contains
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a word of a well-known hardware vendor, it's not specific to it but for
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@ -81,7 +81,7 @@ the wake-up timing. It wakes up a few samples before actually
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processing the data on the buffer. This caused a lot of problems, for
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example, with ALSA dmix or JACK. Since 2.6.27 kernel, the driver puts
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an artificial delay to the wake up timing. This delay is controlled
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via ``bdl_pos_adj`` option.
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via ``bdl_pos_adj`` option.
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When ``bdl_pos_adj`` is a negative value (as default), it's assigned to
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an appropriate value depending on the controller chip. For Intel
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@ -144,7 +144,7 @@ see a regression wrt the sound quality (stuttering, etc) or a lock-up
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in the recent kernel, try to pass ``enable_msi=0`` option to disable
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MSI. If it works, you can add the known bad device to the blacklist
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defined in hda_intel.c. In such a case, please report and give the
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patch back to the upstream developer.
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patch back to the upstream developer.
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HD-Audio Codec
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@ -375,7 +375,7 @@ HD-Audio Reconfiguration
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------------------------
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This is an experimental feature to allow you re-configure the HD-audio
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codec dynamically without reloading the driver. The following sysfs
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files are available under each codec-hwdep device directory (e.g.
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files are available under each codec-hwdep device directory (e.g.
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/sys/class/sound/hwC0D0):
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vendor_id
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@ -433,7 +433,7 @@ re-configure based on that state, run like below:
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::
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# echo 0x14 0x9993013f > /sys/class/sound/hwC0D0/user_pin_configs
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# echo 1 > /sys/class/sound/hwC0D0/reconfig
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# echo 1 > /sys/class/sound/hwC0D0/reconfig
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Hint Strings
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@ -494,7 +494,7 @@ indep_hp (bool)
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mixer control, if available
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add_stereo_mix_input (bool)
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add the stereo mix (analog-loopback mix) to the input mux if
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available
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available
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add_jack_modes (bool)
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add "xxx Jack Mode" enum controls to each I/O jack for allowing to
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change the headphone amp and mic bias VREF capabilities
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@ -504,7 +504,7 @@ power_save_node (bool)
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stream states
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power_down_unused (bool)
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power down the unused widgets, a subset of power_save_node, and
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will be dropped in future
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will be dropped in future
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add_hp_mic (bool)
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add the headphone to capture source if possible
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hp_mic_detect (bool)
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@ -603,7 +603,7 @@ present.
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The patch module option is specific to each card instance, and you
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need to give one file name for each instance, separated by commas.
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For example, if you have two cards, one for an on-board analog and one
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For example, if you have two cards, one for an on-board analog and one
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for an HDMI video board, you may pass patch option like below:
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::
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