Re: [PATCH] ASoC: tas2781: Do not report cross-instance writes as errors on SPI
From: Mark Brown
Date: Thu Jun 11 2026 - 08:40:54 EST
On Thu, Jun 11, 2026 at 10:20:18AM +0200, Andreas Axelsson wrote:
> On SPI-based TAS2781 HDA systems (e.g. HP laptops with two amplifiers
> on separate SPI chip selects), each tasdevice_priv instance services a
> single device. The SPI bus glue intentionally returns -EXDEV for
> register access addressed to a channel the instance does not own, and
> logs it at debug level as "Not error" (see
> tasdevice_spi_change_chn_book()).
This doesn't apply against current code, please check and resend.
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