On 19/04/2023 08:06, Jaewon Kim wrote: > 1. > s3cx64xx driver was supporting polling mode using quirk for SOC without DMA. > However, in order to use PIO mode as an optional rather than a quirk, when DMA > is not described, spi operates with pio mode rather than probe fail. > > 2. > Fixed the problem of high CPU usage in PIO mode. > > 3. > If the transfer data size is larger than 32-bit, IRQ base PIO mode used. > What changed in the patches? You need to provide changelog. Best regards, Krzysztof
