Re: [PATCH] tpm_tis_spi: Pass the SPI IRQ down to the driver

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On Fri, Jun 08, 2018 at 09:02:09AM +0200, Linus Walleij wrote:
> An SPI TPM device managed directly on an embedded board using
> the SPI bus and some GPIO or similar line as IRQ handler will
> pass the IRQn from the TPM device associated with the SPI
> device. This is already handled by the SPI core, so make sure
> to pass this down to the core as well.
> 
> (The TPM core habit of using -1 to signal no IRQ is dubious
> (as IRQ 0 is NO_IRQ) but I do not want to mess with that
> semantic in this patch.)

Unless something has changed, there is no cross-arch constant called
NO_IRQ, and the few arches that do define it, tend to use -1..

Jason



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