diff mbox

[PATCH/RFC,v2,15/29] serial: sh-sci: Improve sampling rate readability

Message ID 1437070920-28069-16-git-send-email-geert+renesas@glider.be (mailing list archive)
State RFC
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Geert Uytterhoeven July 16, 2015, 6:21 p.m. UTC 
Reorder sampling_rate assignment for consistency in all cases of the
switch statement.
Avoid using the ternary conditional operator to make it more clear that
the value is overridden by platform data.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 drivers/tty/serial/sh-sci.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)
diff mbox

Patch

diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index d8a851b913dcadd7..3b29489bc0805a7c 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2237,7 +2237,6 @@  static int sci_init_single(struct platform_device *dev,
 {
 	struct uart_port *port = &sci_port->port;
 	const struct resource *res;
-	unsigned int sampling_rate;
 	unsigned int i;
 	int ret;
 
@@ -2282,38 +2281,38 @@  static int sci_init_single(struct platform_device *dev,
 		port->fifosize = 256;
 		sci_port->overrun_reg = SCxSR;
 		sci_port->overrun_mask = SCIFA_ORER;
-		sampling_rate = 16;
+		sci_port->sampling_rate = 16;
 		break;
 	case PORT_HSCIF:
 		port->fifosize = 128;
-		sampling_rate = 0;
 		sci_port->overrun_reg = SCLSR;
 		sci_port->overrun_mask = SCLSR_ORER;
+		sci_port->sampling_rate = 0;
 		break;
 	case PORT_SCIFA:
 		port->fifosize = 64;
 		sci_port->overrun_reg = SCxSR;
 		sci_port->overrun_mask = SCIFA_ORER;
-		sampling_rate = 16;
+		sci_port->sampling_rate = 16;
 		break;
 	case PORT_SCIF:
 		if (p->regtype == SCIx_SH7705_SCIF_REGTYPE) {
 			port->fifosize = 64;
 			sci_port->overrun_reg = SCxSR;
 			sci_port->overrun_mask = SCIFA_ORER;
-			sampling_rate = 16;
+			sci_port->sampling_rate = 16;
 		} else {
 			port->fifosize = 16;
 			sci_port->overrun_reg = SCLSR;
 			sci_port->overrun_mask = SCLSR_ORER;
-			sampling_rate = 32;
+			sci_port->sampling_rate = 32;
 		}
 		break;
 	default:
 		port->fifosize = 1;
 		sci_port->overrun_reg = SCxSR;
 		sci_port->overrun_mask = SCI_ORER;
-		sampling_rate = 32;
+		sci_port->sampling_rate = 32;
 		break;
 	}
 
@@ -2321,8 +2320,8 @@  static int sci_init_single(struct platform_device *dev,
 	 * match the SoC datasheet, this should be investigated. Let platform
 	 * data override the sampling rate for now.
 	 */
-	sci_port->sampling_rate = p->sampling_rate ? p->sampling_rate
-				: sampling_rate;
+	if (p->sampling_rate)
+		sci_port->sampling_rate = p->sampling_rate;
 
 	if (!early) {
 		sci_port->iclk = clk_get(&dev->dev, "sci_ick");