Revision tags: v6.6.67 |
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#
278002ed |
| 15-Dec-2024 |
Andrew Jeffery <andrew@codeconstruct.com.au> |
Merge tag 'v6.6.66' into for/openbmc/dev-6.6
This is the 6.6.66 stable release
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Revision tags: v6.6.66, v6.6.65, v6.6.64, v6.6.63, v6.6.62, v6.6.61, v6.6.60, v6.6.59, v6.6.58, v6.6.57, v6.6.56, v6.6.55, v6.6.54, v6.6.53, v6.6.52, v6.6.51, v6.6.50, v6.6.49, v6.6.48, v6.6.47, v6.6.46, v6.6.45 |
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#
8bb7b689 |
| 07-Aug-2024 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Update UMP group attributes for GTB blocks, too
commit ebaa86c0bddd2c47c516bf2096b17c0bed71d914 upstream.
When a FB is created from a GTB instead of UMP FB Info inquiry, we missed
ALSA: usb-audio: Update UMP group attributes for GTB blocks, too
commit ebaa86c0bddd2c47c516bf2096b17c0bed71d914 upstream.
When a FB is created from a GTB instead of UMP FB Info inquiry, we missed the update of the corresponding UMP Group attributes. Export the call of updater and let it be called from the USB driver.
Fixes: 0642a3c5cacc ("ALSA: ump: Update substream name from assigned FB names") Signed-off-by: Takashi Iwai <tiwai@suse.de> Link: https://patch.msgid.link/20240807092303.1935-5-tiwai@suse.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Revision tags: v6.6.44, v6.6.43, v6.6.42, v6.6.41, v6.6.40, v6.6.39, v6.6.38, v6.6.37, v6.6.36, v6.6.35, v6.6.34, v6.6.33, v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23, v6.6.16, v6.6.15, v6.6.14, v6.6.13, v6.6.12, v6.6.11, v6.6.10, v6.6.9, v6.6.8, v6.6.7, v6.6.6, v6.6.5, v6.6.4, v6.6.3, v6.6.2, v6.5.11, v6.6.1, v6.5.10, v6.6, v6.5.9, v6.5.8, v6.5.7, v6.5.6, v6.5.5, v6.5.4, v6.5.3 |
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c900529f |
| 12-Sep-2023 |
Thomas Zimmermann <tzimmermann@suse.de> |
Merge drm/drm-fixes into drm-misc-fixes
Forwarding to v6.6-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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a3d231e4 |
| 08-Sep-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'sound-fix-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai: "A collection of fixes for 6.6-rc1. All small and easy ones.
- The
Merge tag 'sound-fix-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai: "A collection of fixes for 6.6-rc1. All small and easy ones.
- The corrections of the previous PCM iov_iter transitions
- Regression fixes in MIDI 2.0 / USB changes
- Various ASoC codec fixes for Cirrus, Realtek, WCD
- ASoC AMD quirks and ASoC Intel AVS driver workaround"
* tag 'sound-fix-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (21 commits) ALSA: hda/realtek - ALC287 I2S speaker platform support ASoC: amd: yc: Fix a non-functional mic on Lenovo 82TL ASoC: Intel: avs: Provide support for fallback topology ALSA: seq: Fix snd_seq_expand_var_event() call to user-space ALSA: usb-audio: Fix potential memory leaks at error path for UMP open ALSA: hda/cirrus: Fix broken audio on hardware with two CS42L42 codecs. ASoC: rt5645: NULL pointer access when removing jack ASoC: amd: yc: Add DMI entries to support Victus by HP Gaming Laptop 15-fb0xxx (8A3E) MAINTAINERS: Update the MAINTAINERS enties for TEXAS INSTRUMENTS ASoC DRIVERS ALSA: sb: Fix wrong argument in commented code ALSA: pcm: Fix error checks of default read/write copy ops ASoC: Name iov_iter argument as iterator instead of buffer ASoC: dmaengine: Drop unused iov_iter for process callback ALSA: hda/tas2781: Use standard clamp() macro ASoC: cs35l56: Waiting for firmware to boot must be tolerant of I/O errors ASoC: dt-bindings: fsl_easrc: Add support for imx8mp-easrc ASoC: cs42l43: Fix missing error code in cs42l43_codec_probe() ASoC: cs35l45: Rename DACPCM1 Source control ASoC: cs35l45: Fix "Dead assigment" warning ASoC: cs35l45: Add support for Chip ID 0x35A460 ...
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Revision tags: v6.5.2 |
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#
b1757fa3 |
| 05-Sep-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Fix potential memory leaks at error path for UMP open
The allocation and initialization errors at alloc_midi_urbs() that is called at MIDI 2.0 / UMP device are supposed to be handle
ALSA: usb-audio: Fix potential memory leaks at error path for UMP open
The allocation and initialization errors at alloc_midi_urbs() that is called at MIDI 2.0 / UMP device are supposed to be handled at the caller side by invoking free_midi_urbs(). However, free_midi_urbs() loops only for ep->num_urbs entries, and since ep->num_entries wasn't updated yet at the allocation / init error in alloc_midi_urbs(), this entry won't be released.
The intention of free_midi_urbs() is to release the whole elements, so change the loop size to NUM_URBS to scan over all elements for fixing the missed releases.
Also, the call of free_midi_urbs() is missing at snd_usb_midi_v2_open(). Although it'll be released later at reopen/close or disconnection, it's better to release immediately at the error path.
Fixes: ff49d1df79ae ("ALSA: usb-audio: USB MIDI 2.0 UMP support") Reported-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Closes: https://lore.kernel.org/r/fc275ed315b9157952dcf2744ee7bdb78defdb5f.1693746347.git.christophe.jaillet@wanadoo.fr Link: https://lore.kernel.org/r/20230905054511.20502-1-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Revision tags: v6.1.51, v6.5.1 |
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#
4fb0dacb |
| 30-Aug-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'sound-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound updates from Takashi Iwai: "We've received a fairly wide range of changes at this time, including
Merge tag 'sound-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound updates from Takashi Iwai: "We've received a fairly wide range of changes at this time, including for ALSA and ASoC core, but all of them are rather small changes.
Here are some highlights:
ALSA / ASoC Core: - Fixes of inconsistent locking around control API helpers - A few new control API functions and cleanups - Workarounds for potential UAFs by delayed kobj releases - Unified PCM copy ops with iov_iter - Continued efforts for ASoC API cleanups
ASoC: - An adaptor to allow use of IIO DACs and ADCs in ASoC which pulls in some IIO changes - Create a library function for intlog10() and use it in the NAU8825 driver - Convert drivers to use the more modern maple tree register cache - Lots of work on the SOF framework, AMD and Intel drivers, including a lot of cleanup and new device support - Standardization of the presentation of jacks from drivers - Provision of some generic sound card DT properties - Support for AMD Van Gogh, AMD machines with MAX98388 and NAU8821, AWInic AW88261, Cirrus Logic CS35L36 and CS42L43, various Intel platforms including AVS machines with ES8336 and RT5663, Mediatek MT7986, NXP i.MX93, RealTek RT1017 and StarFive JH7110
Others: - New test coverage including ASoC and topology tests in KUnit; this also involves enabling UML builds of ALSA since that's the default KUnit test environment which pulls in the addition of some stubs to the driver - More enhancement of pcmtest driver - A few fixes / enhancements of MIDI 2.0 UMP core - Using PCI definitions in allover HD-audio code - Support for Cirrus CS35L56 and TI TAS2781 HD-audio sub-codecs - CS35L41 HD-audio sub-codec improvements - Continued emu10k1 improvements"
* tag 'sound-6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (693 commits) ALSA: pcm: Fix missing fixup call in compat hw_refine ioctl ASoC: dwc: i2s: Fix unused functions ALSA: usb-audio: Don't try to submit URBs after disconnection ALSA: emu10k1: add separate documentation for E-MU cards ALSA: emu10k1: more documentation updates ALSA: emu10k1: de-duplicate audigy-mixer.rst vs. sb-live-mixer.rst ALSA: ump: Fix -Wformat-truncation warnings ALSA: hda: Add missing dependency on CONFIG_EFI for Cirrus/TI sub-codecs ALSA: doc: Fix missing backquote in midi-2.0.rst ALSA: hda/realtek: Add quirk for mute LEDs on HP ENVY x360 15-eu0xxx ALSA: hda/tas2781: Switch back to use struct i2c_driver's .probe() ASoC: soc-core.c: Do not error if a DAI link component is not found ASoC: codecs: Fix error code in aw88261_i2c_probe() ASoC: audio-graph-card.c: move audio_graph_parse_of() ASoC: cs42l43: Use new-style PM runtime macros ALSA: documentation: Add description for USB MIDI 2.0 gadget driver ALSA: ump: Don't create unused substreams for static blocks ALSA: ump: Fill group names for legacy rawmidi substreams ALSA: usb-audio: Attach legacy rawmidi after probing all UMP EPs ALSA: ac97: Fix possible error value of *rac97 ...
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Revision tags: v6.1.50 |
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b94a62a6 |
| 28-Aug-2023 |
Takashi Iwai <tiwai@suse.de> |
Merge branch 'for-next' into for-linus
Pull materials for 6.5 merge window.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Revision tags: v6.5, v6.1.49, v6.1.48 |
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5f11dd93 |
| 24-Aug-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Attach legacy rawmidi after probing all UMP EPs
The legacy rawmidi devices are the shadows of the main UMP devices, hence it's better to initialize them after all UMP Endpoints are
ALSA: usb-audio: Attach legacy rawmidi after probing all UMP EPs
The legacy rawmidi devices are the shadows of the main UMP devices, hence it's better to initialize them after all UMP Endpoints are parsed. Then, at the moment the legacy rawmidi is created, we already know the static flag or the proper EP name string, and we can fill those information at UMP core side instead of fiddling the attributes at a later point.
Fixes: ec362b63c4b5 ("ALSA: usb-audio: Enable the legacy raw MIDI support") Link: https://lore.kernel.org/r/20230824075108.29958-2-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Revision tags: v6.1.46, v6.1.45, v6.1.44 |
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2612e3bb |
| 07-Aug-2023 |
Rodrigo Vivi <rodrigo.vivi@intel.com> |
Merge drm/drm-next into drm-intel-next
Catching-up with drm-next and drm-intel-gt-next. It will unblock a code refactor around the platform definitions (names vs acronyms).
Signed-off-by: Rodrigo V
Merge drm/drm-next into drm-intel-next
Catching-up with drm-next and drm-intel-gt-next. It will unblock a code refactor around the platform definitions (names vs acronyms).
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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9f771739 |
| 07-Aug-2023 |
Joonas Lahtinen <joonas.lahtinen@linux.intel.com> |
Merge drm/drm-next into drm-intel-gt-next
Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as a dependency for https://patchwork.freedesktop.org/series/1
Merge drm/drm-next into drm-intel-gt-next
Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as a dependency for https://patchwork.freedesktop.org/series/121735/
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
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Revision tags: v6.1.43, v6.1.42, v6.1.41 |
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61b73694 |
| 24-Jul-2023 |
Thomas Zimmermann <tzimmermann@suse.de> |
Merge drm/drm-next into drm-misc-next
Backmerging to get v6.5-rc2.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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Revision tags: v6.1.40, v6.1.39 |
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0791faeb |
| 17-Jul-2023 |
Mark Brown <broonie@kernel.org> |
ASoC: Merge v6.5-rc2
Get a similar baseline to my other branches, and fixes for people using the branch.
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2f98e686 |
| 11-Jul-2023 |
Maxime Ripard <mripard@kernel.org> |
Merge v6.5-rc1 into drm-misc-fixes
Boris needs 6.5-rc1 in drm-misc-fixes to prevent a conflict.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
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Revision tags: v6.1.38, v6.1.37 |
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44f10dbe |
| 30-Jun-2023 |
Andrew Morton <akpm@linux-foundation.org> |
Merge branch 'master' into mm-hotfixes-stable
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f8824e15 |
| 29-Jun-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'sound-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound updates from Takashi Iwai: "Lots of changes as usual, but the only significant stuff in ALSA core
Merge tag 'sound-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound updates from Takashi Iwai: "Lots of changes as usual, but the only significant stuff in ALSA core part is the MIDI 2.0 support, while ASoC core kept receiving the code refactoring. The majority of changes are seen rather in device drivers, and quite a few new drivers can be found there.
Here we go, some highlights:
ALSA and ASoC Core: - Support of MIDI 2.0 devices: rawmidi and sequencer API have been extended for the support of the new UMP (Universal MIDI Packet) protocol, USB audio driver got the USB MIDI 2.0 interface support - Continued refactoring around ASoC DAI links and the ordering of trigger callbacks - PCM ABI extension for better drain support
ASoC Drivers: - Conversions of many drivers to use maple tree based caches - Everlasting improvement works on ASoC Intel drivers - Compressed audio support for Qualcomm - Support for AMD SoundWire, Analog Devices SSM3515, Google Chameleon, Ingenic X1000, Intel systems with various CODECs, Loongson platforms, Maxim MAX98388, Mediatek MT8188, Nuvoton NAU8825C, NXP platforms with NAU8822, Qualcomm WSA884x, StarFive JH7110, Texas Instruments TAS2781
HD-audio: - Quirks for HP and ASUS machines - CS35L41 HD-audio codec fixes - Loongson HD-audio support
Misc: - A new virtual PCM test driver for kselftests - Continued refactoring and improvements on the legacy emu10k1 driver"
* tag 'sound-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (556 commits) ALSA: hda/realtek: Enable mute/micmute LEDs and limit mic boost on EliteBook ASoC: hdmi-codec: fix channel info for compressed formats ALSA: pcm: fix ELD constraints for (E)AC3, DTS(-HD) and MLP formats ASoC: core: Always store of_node when getting DAI link component ASoC: tas2781: Fix error code in tas2781_load_calibration() ASoC: amd: update pm_runtime enable sequence ALSA: ump: Export MIDI1 / UMP conversion helpers ASoC: tas2781: fix Kconfig dependencies ASoC: amd: acp: remove acp poweroff function ASoC: amd: acp: clear pdm dma interrupt mask ASoC: codecs: max98090: Allow dsp_a mode ASoC: qcom: common: add default jack dapm pins ASoC: loongson: fix address space confusion ASoC: dt-bindings: microchip,sama7g5-pdmc: Simplify "microchip,mic-pos" constraints ASoC: tegra: Remove stale comments in AHUB ASoC: tegra: Use normal system sleep for ASRC ALSA: hda/realtek: Add quirks for ROG ALLY CS35l41 audio ASoC: fsl-asoc-card: Allow passing the number of slots in use ASoC: codecs: wsa884x: Add WSA884x family of speakers ASoC: dt-bindings: qcom,wsa8840: Add WSA884x family of speakers ...
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Revision tags: v6.1.36 |
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a15b5137 |
| 26-Jun-2023 |
Takashi Iwai <tiwai@suse.de> |
Merge branch 'for-next' into for-linus
Pull the 6.5-devel branch for upstreaming.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Revision tags: v6.4, v6.1.35, v6.1.34 |
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508b662b |
| 13-Jun-2023 |
Takashi Iwai <tiwai@suse.de> |
Merge branch 'topic/midi20' into for-next
As the updated MIDI 2.0 spec has been published freshly, this is a catch up to add the support for new specs, especially UMP v1.1 features, on Linux kernel.
Merge branch 'topic/midi20' into for-next
As the updated MIDI 2.0 spec has been published freshly, this is a catch up to add the support for new specs, especially UMP v1.1 features, on Linux kernel.
The new UMP v1.1 introduced the concept of Function Blocks (FB), which is a kind of superset of USB MIDI 2.0 Group Terminal Blocks (GTB). The patch set adds the support for FB as the primary information source while keeping the parse of GTB as fallback. Also UMP v1.1 supports the groupless messages, the protocol switch, static FBs, and other new fundamental features, and those are supported as well.
Link: https://www.midi.org/midi-articles/details-about-midi-2-0-midi-ci-profiles-and-property-exchange Link: https://lore.kernel.org/r/20230612081054.17200-1-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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#
01dfa8e9 |
| 12-Jun-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: ump: Add info flag bit for static blocks
UMP v1.1 spec allows to inform whether the function blocks are static and not dynamically updated. Add a new flag bit to snd_ump_endpoint_info to refl
ALSA: ump: Add info flag bit for static blocks
UMP v1.1 spec allows to inform whether the function blocks are static and not dynamically updated. Add a new flag bit to snd_ump_endpoint_info to reflect that attribute, too.
The flag is set when a USB MIDI device is still in the old MIDI 2.0 without UMP 1.1 support. Then the driver falls back to GTBs, and they are supposed to be static-only.
Link: https://lore.kernel.org/r/20230612081054.17200-10-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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960a1149 |
| 12-Jun-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Add midi2_ump_probe option
Add a new option to enable/disable the UMP Endpoint probing. Some firmware seems screwed up when such a new command issued, and this option allows user to
ALSA: usb-audio: Add midi2_ump_probe option
Add a new option to enable/disable the UMP Endpoint probing. Some firmware seems screwed up when such a new command issued, and this option allows user to suppress it.
Link: https://lore.kernel.org/r/20230612081054.17200-5-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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54852e8f |
| 12-Jun-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Parse UMP Endpoint and Function Blocks at first
Try to parse the UMP Endpoint and UMP Function Blocks for building the topology at first. Only when those are missing (e.g. on an ol
ALSA: usb-audio: Parse UMP Endpoint and Function Blocks at first
Try to parse the UMP Endpoint and UMP Function Blocks for building the topology at first. Only when those are missing (e.g. on an older USB MIDI 2.0 spec or a unidirectional endpoint), the driver still creates blocks based on USB group terminal block information as fallback.
Link: https://lore.kernel.org/r/20230612081054.17200-4-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Revision tags: v6.1.33, v6.1.32, v6.1.31, v6.1.30 |
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#
03a58514 |
| 23-May-2023 |
Takashi Iwai <tiwai@suse.de> |
Merge branch 'topic/midi20' into for-next
This is a (largish) patch set for adding the support of MIDI 2.0 functionality, mainly targeted for USB devices. MIDI 2.0 is a complete overhaul of the 40-
Merge branch 'topic/midi20' into for-next
This is a (largish) patch set for adding the support of MIDI 2.0 functionality, mainly targeted for USB devices. MIDI 2.0 is a complete overhaul of the 40-years old MIDI 1.0. Unlike MIDI 1.0 byte stream, MIDI 2.0 uses packets in 32bit words for Universal MIDI Packet (UMP) protocol. It supports both MIDI 1.0 commands for compatibility and the extended MIDI 2.0 commands for higher resolutions and more functions.
For supporting the UMP, the patch set extends the existing ALSA rawmidi and sequencer interfaces, and adds the USB MIDI 2.0 support to the standard USB-audio driver.
The rawmidi for UMP has a different device name (/dev/snd/umpC*D*) and it reads/writes UMP packet data in 32bit CPU-native endianness. For the old MIDI 1.0 applications, the legacy rawmidi interface is provided, too.
As default, USB-audio driver will take the alternate setting for MIDI 2.0 interface, and the compatibility with MIDI 1.0 is provided via the rawmidi common layer. However, user may let the driver falling back to the old MIDI 1.0 interface by a module option, too.
A UMP-capable rawmidi device can create the corresponding ALSA sequencer client(s) to support the UMP Endpoint and UMP Group connections. As a nature of ALSA sequencer, arbitrary connections between clients/ports are allowed, and the ALSA sequencer core performs the automatic conversions for the connections between a new UMP sequencer client and a legacy MIDI 1.0 sequencer client. It allows the existing application to use MIDI 2.0 devices without changes.
The MIDI-CI, which is another major extension in MIDI 2.0, isn't covered by this patch set. It would be implemented rather in user-space.
Roughly speaking, the first half of this patch set is for extending the rawmidi and USB-audio, and the second half is for extending the ALSA sequencer interface.
The patch set is based on 6.4-rc2 kernel, but all patches can be cleanly applicable on 6.2 and 6.3 kernels, too (while 6.1 and older kernels would need minor adjustment for uapi header changes).
The updates for alsa-lib and alsa-utils will follow shortly later.
The author thanks members of MIDI Association OS/API Working Group, especially Andrew Mee, for great helps for the initial design and debugging / testing the drivers.
Link: https://lore.kernel.org/r/20230523075358.9672-1-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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#
f4487c42 |
| 23-May-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Inform inconsistent protocols in GTBs
When parsing Group Terminal Blocks, we overwrote the preferred protocol and the protocol capabilities silently from the last parsed GTB. This
ALSA: usb-audio: Inform inconsistent protocols in GTBs
When parsing Group Terminal Blocks, we overwrote the preferred protocol and the protocol capabilities silently from the last parsed GTB. This patch adds the information print indicating the unexpected overrides instead of silent action.
Reviewed-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20230523075358.9672-17-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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ec362b63 |
| 23-May-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Enable the legacy raw MIDI support
Attach the legacy rawmidi devices when enabled in Kconfig accordingly.
Reviewed-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.or
ALSA: usb-audio: Enable the legacy raw MIDI support
Attach the legacy rawmidi devices when enabled in Kconfig accordingly.
Reviewed-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20230523075358.9672-16-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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6b41e64a |
| 23-May-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: ump: Redirect rawmidi substream access via own helpers
This is a code refactoring for abstracting the rawmidi access to the UMP's own helpers. It's a preliminary work for the later code refac
ALSA: ump: Redirect rawmidi substream access via own helpers
This is a code refactoring for abstracting the rawmidi access to the UMP's own helpers. It's a preliminary work for the later code refactoring of the UMP layer.
Until now, we access to the rawmidi substream directly from the driver via rawmidi access helpers, but after this change, the driver is supposed to access via the newly introduced snd_ump_ops and receive/transmit via snd_ump_receive() and snd_ump_transmit() helpers. As of this commit, those are merely wrappers for the rawmidi substream, and no much function change is seen here.
Reviewed-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20230523075358.9672-14-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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d9c99876 |
| 23-May-2023 |
Takashi Iwai <tiwai@suse.de> |
ALSA: usb-audio: Create UMP blocks from USB MIDI GTBs
USB MIDI spec defines the Group Terminal Blocks (GTB) that associate multiple UMP Groups. Those correspond to snd_ump_block entities in ALSA UM
ALSA: usb-audio: Create UMP blocks from USB MIDI GTBs
USB MIDI spec defines the Group Terminal Blocks (GTB) that associate multiple UMP Groups. Those correspond to snd_ump_block entities in ALSA UMP abstraction, and now we create those UMP Block objects for each UMP Endpoint from the parsed GTB information.
Reviewed-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20230523075358.9672-13-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
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