Re: [PATCH v1 1/2] arm64: dts: qcom: qcs6490-rb3gen2: add audio CMA memory region for AudioReach
From: Krzysztof Kozlowski
Date: Tue Aug 25 2026 - 10:00:28 EST
On 25/08/2026 15:34, Krzysztof Kozlowski wrote:
> On 25/08/2026 15:33, Karthik S wrote:
>> Add a dynamic CMA pool for the AudioReach audio stack on qcs6490-rb3gen2.
>> Use alloc-ranges to let the kernel pick a free address rather than a fixed
>> reg, which avoided EFI-reserved memory at 0x9cc00000. Add 4 MiB alignment
>> to satisfy CMA_MIN_ALIGNMENT_BYTES. Wire memory-region into q6apmdai so
>> the q6apm-audio-mem-cma child driver can attach the pool.
>>
>> Based on the equivalent implementation for lemans (SA8295P).
And the "equivalent implementation for lemans" received comments which
you missed and re-implemented the same issues.
Best regards,
Krzysztof