Re: [PATCH v3] media: iris: vpu3x: Add MNoC low power handshake during hardware power-off

From: Bryan O'Donoghue
Date: Thu Aug 21 2025 - 10:06:18 EST

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In reply to: Bryan O'Donoghue: "Re: [PATCH v3] media: iris: vpu3x: Add MNoC low power handshake during hardware power-off"
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On 21/08/2025 11:54, Dikshita Agarwal wrote:

Add the missing write to AON_WRAPPER_MVP_NOC_LPI_CONTROL before
reading the LPI status register. Introduce a handshake loop to ensure
MNoC enters low power mode reliably during VPU3 hardware power-off with
timeout handling.

So right now upstream we have an incorrect power-off sequence.

In which case this is a bug fix and needs a Fixes: tag.

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bod

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In reply to: Bryan O'Donoghue: "Re: [PATCH v3] media: iris: vpu3x: Add MNoC low power handshake during hardware power-off"
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