Set master->max_speed_hz then spi core will handle checking transfer speed. So we can remove the same checking in this driver.
Signed-off-by: Axel Lin <[email protected]> --- drivers/spi/spi-dw.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index bf98d63..9e4a0aa 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -439,12 +439,6 @@ static void pump_transfers(unsigned long data) if (transfer->speed_hz != speed) { speed = transfer->speed_hz; - if (speed > dws->max_freq) { - printk(KERN_ERR "MRST SPI0: unsupported" - "freq: %dHz\n", speed); - message->status = -EIO; - goto early_exit; - } /* clk_div doesn't support odd number */ clk_div = dws->max_freq / speed; @@ -809,6 +803,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws) master->cleanup = dw_spi_cleanup; master->setup = dw_spi_setup; master->transfer = dw_spi_transfer; + master->max_speed_hz = dws->max_freq; /* Basic HW init */ spi_hw_init(dws); -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
