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/linux-4.1.27/drivers/spi/
Dspi-pxa2xx-pxadma.c401 int thresh_words; in pxa2xx_spi_set_dma_burst_and_threshold() local
480 thresh_words = burst_bytes / bytes_per_word; in pxa2xx_spi_set_dma_burst_and_threshold()
483 *threshold = (SSCR1_RxTresh(thresh_words) & SSCR1_RFT) in pxa2xx_spi_set_dma_burst_and_threshold()
484 | (SSCR1_TxTresh(16-thresh_words) & SSCR1_TFT); in pxa2xx_spi_set_dma_burst_and_threshold()