Messages in this thread | | | Date | Mon, 19 Sep 2022 15:38:29 +0100 | From | Mark Brown <> | Subject | Re: [PATCH 4/4] spi: s3c64xx: Fix large transfers with DMA |
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On Fri, Sep 16, 2022 at 01:39:51PM +0200, Vincent Whitchurch wrote: > The COUNT_VALUE in the PACKET_CNT register is 16-bit so the maximum > value is 65535. Asking the driver to transfer a larger size currently > leads to the DMA transfer timing out. Fix this by splitting the > transfer as needed.
The driver should just set max_transfer_size and let the core handle this. [unhandled content-type:application/pgp-signature] | |