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Commit 2a58364d authored by Tomoya MORINAGA's avatar Tomoya MORINAGA Committed by Greg Kroah-Hartman
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pch_uart: change type to u8 



Target uart register access size is 8bit.
However, 32bit is used at 2 points.

This patch modifies type "unsigned int" to "unsigned char".

Signed-off-by: default avatarTomoya MORINAGA <tomoya.rohm@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 44db1132

drivers/tty/serial/pch_uart.c

+4 −8
Original line number Diff line number Diff line
@@ -552,14 +552,10 @@ static int pch_uart_hal_read(struct eg20t_port *priv, unsigned char *buf, 
	return i;

}



static unsigned int pch_uart_hal_get_iid(struct eg20t_port *priv)

static unsigned char pch_uart_hal_get_iid(struct eg20t_port *priv)

{

	unsigned int iir;

	int ret;



	iir = ioread8(priv->membase + UART_IIR);

	ret = (iir & (PCH_UART_IIR_IID | PCH_UART_IIR_TOI | PCH_UART_IIR_IP));

	return ret;

	return ioread8(priv->membase + UART_IIR) &\

		      (PCH_UART_IIR_IID | PCH_UART_IIR_TOI | PCH_UART_IIR_IP);

}



static u8 pch_uart_hal_get_line_status(struct eg20t_port *priv)
@@ -1045,7 +1041,7 @@ static irqreturn_t pch_uart_interrupt(int irq, void *dev_id) 
	unsigned int handled;

	u8 lsr;

	int ret = 0;

	unsigned int iid;

	unsigned char iid;

	unsigned long flags;



	spin_lock_irqsave(&priv->port.lock, flags);