Re: [PATCH 0/3] SM8450 IPA support

[Alex Elder <elder@riscstar.com>]

On 6/22/26 8:44 PM, Esteban Urrutia via B4 Relay wrote:
> This series adds support for the IPA subsystem found in the SM8450 SoC.
> While IPA v5.0 is very similar to IPA v5.1 (heck, it even managed to
> properly get the modem up and running), it wasn't perfect, since the
> modem would sometimes hang when rebooting or powering the AP off.
> After a thorough investigation, I managed to create the proper data file
> required for IPA v5.1.
> 
> Regards,
> Esteban

I assume you have implemented this based on what you found in
some downstream code.  And if so, could you please indicate
where to find that (so I can do some cross-referencing myself).
I no longer have access to any Qualcomm internal documentation.

Thanks.

					-Alex

> Signed-off-by: Esteban Urrutia <esteuwu@proton.me>
> ---
> Esteban Urrutia (3):
>        arm64: dts: qcom: sm8450: Add IPA support
>        dt-bindings: net: qcom,ipa: Add SM8450 compatible string
>        net: ipa: Add IPA v5.1 data
> 
>   .../devicetree/bindings/net/qcom,ipa.yaml          |   1 +
>   arch/arm64/boot/dts/qcom/sm8450.dtsi               |  55 ++-
>   drivers/net/ipa/Makefile                           |   2 +-
>   drivers/net/ipa/data/ipa_data-v5.1.c               | 477 +++++++++++++++++++++
>   drivers/net/ipa/gsi_reg.c                          |   1 +
>   drivers/net/ipa/ipa_data.h                         |   1 +
>   drivers/net/ipa/ipa_main.c                         |   4 +
>   drivers/net/ipa/ipa_reg.c                          |   1 +
>   8 files changed, 536 insertions(+), 6 deletions(-)
> ---
> base-commit: 948efecf22e49aa4bf55bb73ec79a0ddcfd38571
> change-id: 20260622-sm8450-ipa-5da81f67eb65
> 
> Best regards,
> --
> Esteban Urrutia <esteuwu@proton.me>
> 
>