sci_port.sampling_rate is always non-zero, except for HSCIF, which uses
sci_baud_calc_hscif() instead of sci_scbrr_calc().
Signed-off-by: Geert Uytterhoeven <geert+rene...@glider.be>
---
drivers/tty/serial/sh-sci.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index bee5b7025adf45a2..ae136a1632e6298d 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -1863,13 +1863,7 @@ static void sci_shutdown(struct uart_port *port)
static unsigned int sci_scbrr_calc(struct sci_port *s, unsigned int bps,
unsigned long freq)
{
- if (s->sampling_rate)
- return DIV_ROUND_CLOSEST(freq, s->sampling_rate * bps) - 1;
-
- /* Warn, but use a safe default */
- WARN_ON(1);
-
- return ((freq + 16 * bps) / (32 * bps) - 1);
+ return DIV_ROUND_CLOSEST(freq, s->sampling_rate * bps) - 1;
}
/* calculate frame length from SMR */
--
1.9.1
--
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