Messages in this thread | | | Date | Fri, 20 Nov 2020 17:17:48 +0000 | From | Mark Brown <> | Subject | Re: [RFC PATCH] spi: Take the SPI IO-mutex in the spi_setup() method |
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On Tue, Nov 17, 2020 at 12:45:17PM +0300, Serge Semin wrote:
> Of course I could have provided a fix affecting the DW APB SSI driver > only, for instance, by creating a mutual exclusive access to the set_cs > callback and setting/clearing only the bit responsible for the > corresponding chip-select. But after a short research I've discovered that
I think the driver needs a fix anyway for the case where there's a mix of devices with standard and inverted chip selects, it assumes they all have the same polarity AFAICT. [unhandled content-type:application/pgp-signature] | |