linux-kernel - [PATCH v3 0/3] Enable USB audio offloading on Fairphone 4 smartphone

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Message-Id: <20250723-fp4-usb-audio-offload-v3-0-6be84ed4fc39@fairphone.com>
Date: Wed, 23 Jul 2025 16:03:37 +0200
From: Luca Weiss <luca.weiss@...rphone.com>
To: Srinivas Kandagatla <srini@...nel.org>, 
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Jaroslav Kysela <perex@...ex.cz>, 
 Takashi Iwai <tiwai@...e.com>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
 linux-sound@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Luca Weiss <luca.weiss@...rphone.com>, 
 Wesley Cheng <quic_wcheng@...cinc.com>, 
 Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Subject: [PATCH v3 0/3] Enable USB audio offloading on Fairphone 4
 smartphone

Updated description for v3:
Add the missing bits for the sound subsystem to enable USB audio
offloading on the Fairphone 4. This is mostly sndcard enablement now.

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
Changes in v3:
- Drop applied dts patches
- Rebase on next
- Link to v2: https://lore.kernel.org/r/20250501-fp4-usb-audio-offload-v2-0-30f4596281cd@fairphone.com

Changes in v2:
- Move num-hc-interrupters prop to sm6350.dtsi (Konrad)
- Sort cpu & codec nodes correctly (Konrad)
- Remove usb-soc-be prop as it's no longer needed (Wesley)
- Pick up tags
- Link to v1: https://lore.kernel.org/r/20250425-fp4-usb-audio-offload-v1-0-f90f571636e4@fairphone.com

---
Luca Weiss (3):
      ASoC: dt-bindings: qcom,q6afe: Document q6usb subnode
      ASoC: dt-bindings: qcom,sm8250: Add Fairphone 4 sound card
      ASoC: qcom: sm8250: Add Fairphone 4 soundcard compatible

 Documentation/devicetree/bindings/sound/qcom,q6afe.yaml  | 13 +++++++++++++
 Documentation/devicetree/bindings/sound/qcom,sm8250.yaml |  1 +
 sound/soc/qcom/sm8250.c                                  |  1 +
 3 files changed, 15 insertions(+)
---
base-commit: ac3f0fb04c50a909908fd375686c5ad6b27bee98
change-id: 20250425-fp4-usb-audio-offload-e5d7fb55d283

Best regards,
-- 
Luca Weiss <luca.weiss@...rphone.com>