History log of /openbmc/linux/sound/firewire/bebob/bebob_stream.c (Results 1 – 25 of 339)
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# 762f99f4 15-Jan-2022 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 5.17 merge window.


Revision tags: v5.16, v5.15.10, v5.15.9, v5.15.8
# 5d8dfaa7 09-Dec-2021 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v5.15' into next

Sync up with the mainline to get the latest APIs and DT bindings.


Revision tags: v5.15.7, v5.15.6, v5.15.5, v5.15.4, v5.15.3, v5.15.2, v5.15.1, v5.15, v5.14.14, v5.14.13, v5.14.12, v5.14.11, v5.14.10, v5.14.9, v5.14.8, v5.14.7, v5.14.6, v5.10.67, v5.10.66, v5.14.5, v5.14.4, v5.10.65, v5.14.3, v5.10.64, v5.14.2, v5.10.63
# 8be98d2f 05-Sep-2021 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 5.15 merge window.


Revision tags: v5.14.1, v5.10.62
# 71af75b6 30-Aug-2021 Petr Mladek <pmladek@suse.com>

Merge branch 'for-5.15-printk-index' into for-linus


Revision tags: v5.14, v5.10.61
# 46466ae3 26-Aug-2021 Ingo Molnar <mingo@kernel.org>

Merge branch 'perf/urgent' into perf/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>


Revision tags: v5.10.60
# c87866ed 17-Aug-2021 Ingo Molnar <mingo@kernel.org>

Merge tag 'v5.14-rc6' into locking/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>


# ca31fef1 27-Jul-2021 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

Backmerge remote-tracking branch 'drm/drm-next' into drm-misc-next

Required bump from v5.13-rc3 to v5.14-rc3, and to pick up sysfb compilation fixes.

Signed-off-by: Maarten Lankhorst <maarten.lankh

Backmerge remote-tracking branch 'drm/drm-next' into drm-misc-next

Required bump from v5.13-rc3 to v5.14-rc3, and to pick up sysfb compilation fixes.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

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# 353b7a55 27-Jul-2021 Tony Lindgren <tony@atomide.com>

Merge branch 'fixes-v5.14' into fixes


Revision tags: v5.10.53, v5.10.52, v5.10.51
# 320424c7 18-Jul-2021 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v5.13' into next

Sync up with the mainline to get the latest parport API.


Revision tags: v5.10.50
# 611ac726 13-Jul-2021 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-intel-gt-next

Catching up with 5.14-rc1 and also preparing for a
needed common topic branch for the "Minor revid/stepping
and workaround cleanup"

Reference: https://patc

Merge drm/drm-next into drm-intel-gt-next

Catching up with 5.14-rc1 and also preparing for a
needed common topic branch for the "Minor revid/stepping
and workaround cleanup"

Reference: https://patchwork.freedesktop.org/series/92299/
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

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# d5bfbad2 13-Jul-2021 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-intel-next

Catching up with 5.14-rc1

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>


Revision tags: v5.10.49
# d6b63b5b 02-Jul-2021 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'sound-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
"As the diffstat scatters over the tree, we've got many tree-wide small

Merge tag 'sound-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
"As the diffstat scatters over the tree, we've got many tree-wide small
changes, but also got quite a few intrusive changes in the core side.
The only ABI-visible core change is the new rawmidi framing mode
support while others are kernel-internal, mostly code refactoring
and/or nice improvements.

Here are some highlights:

Core:
- A new framing access mode for rawmidi to get timestamps
- Cleanup / refactoring of buffer memory management helper code
- Support for automatic negotiation of ASoC DAI formats
- Revival of software suspend for PCM and control core, as a
preliminary work for PCI BAR rescan support

ASoC:
- Accessory detection support for several Qualcomm parts
- Support for IEC958 control with hdmi-codec
- Merging of Tegra machine drivers into a single driver
- Support for AmLogic SM1 TOACODEC, Intel AlderLake-M, several NXP
i.MX8 variants, NXP TFA1 and TDF9897, Rockchip RK817, Qualcomm
Quinary MI2S, Texas Instruments TAS2505

USB-audio:
- Reduction of latency at playback start
- Code cleanup / fixes of usx2y driver
- Scarlett2 mixer code fixes and enhancements
- Quirks for Ozone and Denon devices

HD-audio:
- A few quirks for HP and ASUS machines
- Display power management fixes

Others:
- FireWire code refactoring and enhancements
- Tree-wide trivial coding-style fixes"

* tag 'sound-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (594 commits)
ALSA: usb-audio: scarlett2: Fix for loop increment in scarlett2_usb_get_config
ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 630 G8
ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 445 G8
ALSA: hda/realtek: fix mute/micmute LEDs for HP ProBook 450 G8
ALSA: hda/realtek - Add ALC285 HP init procedure
ALSA: hda/realtek - Add type for ALC287
ALSA: scarlett2: Fix scarlett2_*_ctl_put() return values again
ALSA: scarlett2: Fix pad count for 18i8 Gen 3
ALSA: hda/realtek: fix mute/micmute LEDs for HP EliteBook 830 G8 Notebook PC
ALSA: firewire-lib: Fix 'amdtp_domain_start()' when no AMDTP_OUT_STREAM stream is found
ASoC: qcom: lpass-cpu: mark IRQ_CLEAR register as volatile and readable
ALSA: hda: Release codec display power during shutdown/reboot
ALSA: hda: Release controller display power during shutdown/reboot
ALSA: hda/realtek: Apply LED fixup for HP Dragonfly G1, too
ASoC: fsl: remove unnecessary oom message
ASoC: tlv320aic32x4: dt-bindings: add TAS2505 to compatible
ASoC: tlv320aic32x4: add support for TAS2505
ASoC: tlv320aic32x4: add type to device private data struct
ASoC: tegra30: ahub: Use devm_platform_get_and_ioremap_resource()
ASoC: tegra: tegra210_admaif: Use devm_platform_get_and_ioremap_resource()
...

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# 498386d1 01-Jul-2021 Takashi Iwai <tiwai@suse.de>

Merge branch 'for-next' into for-linus


Revision tags: v5.13, v5.10.46
# 6b6c17fe 17-Jun-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: fix rx packet format for Yamaha GO44/GO46, Terratec Phase 24/x24

Below devices reports zero as the number of channels for external output
plug with MIDI type:

* Yamaha GO44/GO46
* Te

ALSA: bebob: fix rx packet format for Yamaha GO44/GO46, Terratec Phase 24/x24

Below devices reports zero as the number of channels for external output
plug with MIDI type:

* Yamaha GO44/GO46
* Terratec Phase 24/X24

As a result, rx packet format is invalid and they generate silent sound.
This is a regression added in v5.13.

This commit fixes the bug, addressed at a commit 1bd1b3be8655 ("ALSA:
bebob: perform sequence replay for media clock recovery").

Cc: <stable@vger.kernel.org>
Fixes: 5c6ea94f2b7c ("ALSA: bebob: detect the number of available MIDI ports")
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210618040447.113306-1-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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# 93cd12d6 10-Jun-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: code refactoring for model-dependent quirks

This commit adds enumeration and structure member as code refactoring
regarding to model-dependent quirks.

Signed-off-by: Takashi Sakamoto <

ALSA: bebob: code refactoring for model-dependent quirks

This commit adds enumeration and structure member as code refactoring
regarding to model-dependent quirks.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210611035003.26852-4-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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# 82fb3bf9 10-Jun-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: delete workaround for protocol version 3

In a commit c4d860a0d256 ("ALSA: bebob: loosen up severity of checking
continuity for BeBoB v3 quirk"), a workaround was added for the quirk in

ALSA: bebob: delete workaround for protocol version 3

In a commit c4d860a0d256 ("ALSA: bebob: loosen up severity of checking
continuity for BeBoB v3 quirk"), a workaround was added for the quirk in
BeBoB protocol version 3 against the discontinuity of data block counter.
As long as seeing with sequence replay for media clock recovery, such
quirk disappears.

This commit deletes the workaround.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210611035003.26852-3-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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# c66c6304 10-Jun-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: dismiss sleep after breaking connections

In a commit d3eabe939aee ("ALSA: bebob: expand sleep just after breaking
connections for protocol version 1"), a workaround was added for a quir

ALSA: bebob: dismiss sleep after breaking connections

In a commit d3eabe939aee ("ALSA: bebob: expand sleep just after breaking
connections for protocol version 1"), a workaround was added for a quirk
of freeze in BeBoB protocol version 1. As long as seeing with sequence
replay for media clock recovery, the quirk disappears.

This commit removes the workaround.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210611035003.26852-2-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Revision tags: v5.10.43
# c441bfb5 09-Jun-2021 Mark Brown <broonie@kernel.org>

Merge tag 'v5.13-rc3' into asoc-5.13

Linux 5.13-rc3


Revision tags: v5.10.42
# 942baad2 02-Jun-2021 Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Merge drm/drm-next into drm-intel-gt-next

Pulling in -rc2 fixes and TTM changes that next upcoming patches depend
on.

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>


# 1bd1b3be 01-Jun-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: perform sequence replay for media clock recovery

This commit takes ALSA bebob driver to perform sequence replay for media
clock recovery.

Many users have reported discontinuity of data

ALSA: bebob: perform sequence replay for media clock recovery

This commit takes ALSA bebob driver to perform sequence replay for media
clock recovery.

Many users have reported discontinuity of data block counter field of CIP
header in tx packet from the devices based on BeBoB ASICs. In the worst
case, the device corrupts not to respond to any transaction, then generate
bus-reset voluntarily for recovery. The sequence replay for media clock
recovery is expected to suppress most of the problems.

In the beginning of packet streaming, the device transfers NODATA packets
for a while, then multiplexes any event and syt information. ALSA
IEC 61883-1/6 packet streaming engine has implementation for it to drop
the initial NODATA packets. It starts sequence replay when detecting any
event multiplexed to tx packets.

The sequence replay is tested with below models:

* Focusrite Saffire
* Focusrite Saffire LE
* Focusrite Saffire Pro 10 I/O
* Focusrite Saffire Pro 26 I/O
* M-Audio FireWire Solo
* M-Audio FireWire Audiophile
* M-Audio Ozonic
* M-Audio FireWire 410
* M-Audio FireWire 1814
* Edirol FA-66
* ESI Quatafire 610
* Apogee Ensemble
* Phonic Firefly 202
* Behringer F-Control Audio 610

Unfortunately, below models doesn't generate sound. This seems regression
introduced recent few years:

* Stanton Final Scratch ScratchAmp at middle sampling transfer frequency
* Yamaha GO44
* Yamaha GO46
* Terratec Phase x24

As I reported, below model has quirk of discontinuity:

* M-Audio ProFire Lightbridge

DM1000/DM1100 ASICs in BeBoB solution are known to have bugs at switch of
sampling transfer frequency between low/middle/high rates. The switch
generates the similar problems about which I mention in the above. Some
vendors customizes firmware so that the switch of frequency is done in
vendor-specific registers, then restrict users to switch the frequency.

For example of Focusrite Saffire Pro 10 i/o and 26 i/o, users allows to
switch the frequency within the three steps; e.g. 44.1/48.0 kHz are
available at low step. Between the steps, extra operation is required and
it always generates bus-reset.

Another example of Edirol FA-66, users are prohibited to switch the
frequency by software. It's done by hardware switch and power-off.

I note that the sequence replay is not a solution for the ASIC bugs. Users
need to disconnect the device corrupted by the bug, then reconnect it to
refresh state machine inner the ASIC.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210601081753.9191-4-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Revision tags: v5.10.41
# 2f21a177 27-May-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: firewire-lib: transfer rx packets on-the-fly when replaying

Models in below series start transmission of packet after receiving the
sequence of packets:

* Digidesign Digi00x family
* RME Fi

ALSA: firewire-lib: transfer rx packets on-the-fly when replaying

Models in below series start transmission of packet after receiving the
sequence of packets:

* Digidesign Digi00x family
* RME Fireface series

Additionally, models in Tascam FireWire series start multiplexing PCM
frames into packets enough after receiving packets. It's required to
transfer packets on-the-fly for the above models according to nominal
sampling transfer frequency before starting sequence replay.

This commit allows drivers to decide whether the engine transfers packet
on-the-fly or not.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210527122611.173711-4-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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# f9e5ecdf 27-May-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: firewire-lib: add replay target to cache sequence of packet

In design of audio and music unit in IEEE 1394 bus, feedback of
effective sampling transfer frequency (STF) is delivered by packets

ALSA: firewire-lib: add replay target to cache sequence of packet

In design of audio and music unit in IEEE 1394 bus, feedback of
effective sampling transfer frequency (STF) is delivered by packets
transferred from device. The devices supported by ALSA firewire stack
are categorized to three groups regarding to it.

* Group 1:
* Echo Audio Fireworks board module
* Oxford Semiconductor OXFW971 ASIC
* Digidesign Digi00x family
* Tascam FireWire series
* RME Fireface series

* Group 2:
* BridgeCo. DM1000/DM1100/DM1500 ASICs for BeBoB solution
* TC Applied Technologies DICE ASICs

* Group 3:
* Mark of the Unicord FireWire series

In group 1, the effective STF is determined by the sequence of the number
of events per packet. In group 2, the sequence of presentation timestamp
expressed in syt field of CIP header is interpreted as well. In group 3,
the presentation timestamp is expressed in source packet header (SPH) of
each data block.

I note that some models doesn't take care of effective STF with large
internal buffer. It's reasonable to name it as group 0:

* Group 0
* Oxford Semiconductor OXFW970 ASIC

The effective STF is known to be slightly different from nominal STF for
all of devices, and to be different between the devices. Furthermore, the
effective STF is known to be shifted for long-period transmission. This
makes it hard for software to satisfy the effective STF when processing
packets to the device.

The effective STF is deterministic as a result of analyzing the batch of
packet transferred from the device. For the analysis, caching the sequence
of parameter in the packet is required.

This commit adds an option so that AMDTP domain structure takes AMDTP
stream structure to cache the sequence of parameters in packet transferred
from the device. The parameters are offset ticks of syt field against the
cycle to receive the packet and the number of data blocks per packet.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210527122611.173711-2-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Revision tags: v5.10.40
# 5ec85c19 23-May-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: distinguish M-Audio ProFire Lightbridge quirk

In former commit, ALSA IEC 61883-1/6 packet streaming engine drops
initial tx packets till the packet includes any event. This allows ALSA

ALSA: bebob: distinguish M-Audio ProFire Lightbridge quirk

In former commit, ALSA IEC 61883-1/6 packet streaming engine drops
initial tx packets till the packet includes any event. This allows ALSA
bebob driver not to give option to skip initial packet since the engine
does drop the initial packet.

However, M-Audio ProFire Lightbridge has a quirk to stop packet
transmission after start multiplexing event to the packet. After several
thousands cycles, it restart packet transmission again.

This commit specializes the usage of initial skip option for the model.
Additionally, this commit expands timeout enough to wait processing
content of tx packet.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210524031346.50539-5-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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# 266807f9 23-May-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: bebob: cancel switching connection order

The order to establish connection seems to be meaningless.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/2

ALSA: bebob: cancel switching connection order

The order to establish connection seems to be meaningless.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210524031346.50539-4-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Revision tags: v5.10.39
# bdaedca7 19-May-2021 Takashi Sakamoto <o-takashi@sakamocchi.jp>

ALSA: firewire-lib: change waking up timing to process packets

When starting AMDTP domain, tasks in process context yields running CPU
till all of isochronous context get callback, with an assumptio

ALSA: firewire-lib: change waking up timing to process packets

When starting AMDTP domain, tasks in process context yields running CPU
till all of isochronous context get callback, with an assumption that
it's OK to process content of packet.

However several isochronous cycles are skipped to transfer rx packets, or
the content of rx packets are dropped, to manage the timing to start
processing the packets.

This commit changes the timing for tasks in process context to wake up
when processing content of packet is actually ready.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210520040154.80450-9-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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