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Searched refs:xfer_time_us (Results 1 – 2 of 2) sorted by relevance

/linux-4.4.14/drivers/spi/
Dspi-bcm2835aux.c324 unsigned long long xfer_time_us; in bcm2835aux_spi_transfer_one() local
374 xfer_time_us = tfr->len * 9 * 1000000; in bcm2835aux_spi_transfer_one()
375 do_div(xfer_time_us, spi_used_hz); in bcm2835aux_spi_transfer_one()
378 if (xfer_time_us < BCM2835_AUX_SPI_POLLING_LIMIT_US) in bcm2835aux_spi_transfer_one()
Dspi-bcm2835.c483 unsigned long long xfer_time_us) in bcm2835_spi_transfer_one_poll() argument
535 unsigned long long xfer_time_us; in bcm2835_spi_transfer_one() local
577 xfer_time_us = (unsigned long long)tfr->len in bcm2835_spi_transfer_one()
580 do_div(xfer_time_us, spi_used_hz); in bcm2835_spi_transfer_one()
583 if (xfer_time_us <= BCM2835_SPI_POLLING_LIMIT_US) in bcm2835_spi_transfer_one()
585 cs, xfer_time_us); in bcm2835_spi_transfer_one()