Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 0e2adc06 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Greg Kroah-Hartman
Browse files

serial/pch: use global div helper instead of creating a private one 



Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: default avatarAlan Cox <alan@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent b9b24558

drivers/tty/serial/pch_uart.c

+2 −3
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
 *along with this program; if not, write to the Free Software

 *Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.

 */

#include <linux/kernel.h>

#include <linux/serial_reg.h>

#include <linux/slab.h>

#include <linux/module.h>
@@ -137,8 +138,6 @@ enum { 
#define PCH_UART_DLL		0x00

#define PCH_UART_DLM		0x01



#define DIV_ROUND(a, b)	(((a) + ((b)/2)) / (b))



#define PCH_UART_IID_RLS	(PCH_UART_IIR_REI)

#define PCH_UART_IID_RDR	(PCH_UART_IIR_RRI)

#define PCH_UART_IID_RDR_TO	(PCH_UART_IIR_RRI | PCH_UART_IIR_TOI)
@@ -316,7 +315,7 @@ static int pch_uart_hal_set_line(struct eg20t_port *priv, int baud, 
	unsigned int dll, dlm, lcr;

	int div;



	div = DIV_ROUND(priv->base_baud / 16, baud);

	div = DIV_ROUND_CLOSEST(priv->base_baud / 16, baud);

	if (div < 0 || USHRT_MAX <= div) {

		dev_err(priv->port.dev, "Invalid Baud(div=0x%x)\n", div);

		return -EINVAL;