1 files changed, 16 insertions, 22 deletions

diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index d3796dc26fa9..ae8cfc81ffc5 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -46,11 +46,6 @@ enum {
 	PCH_UART_HANDLED_LS_INT_SHIFT,
 };
 
-enum {
-	PCH_UART_8LINE,
-	PCH_UART_2LINE,
-};
-
 #define PCH_UART_DRIVER_DEVICE "ttyPCH"
 
 /* Set the max number of UART port
@@ -267,7 +262,7 @@ struct eg20t_port {
 
 /**
  * struct pch_uart_driver_data - private data structure for UART-DMA
- * @port_type:			The number of DMA channel
+ * @port_type:			The type of UART port
  * @line_no:			UART port line number (0, 1, 2...)
  */
 struct pch_uart_driver_data {
@@ -290,17 +285,17 @@ enum pch_uart_num_t {
 };
 
 static struct pch_uart_driver_data drv_dat[] = {
-	[pch_et20t_uart0] = {PCH_UART_8LINE, 0},
-	[pch_et20t_uart1] = {PCH_UART_2LINE, 1},
-	[pch_et20t_uart2] = {PCH_UART_2LINE, 2},
-	[pch_et20t_uart3] = {PCH_UART_2LINE, 3},
-	[pch_ml7213_uart0] = {PCH_UART_8LINE, 0},
-	[pch_ml7213_uart1] = {PCH_UART_2LINE, 1},
-	[pch_ml7213_uart2] = {PCH_UART_2LINE, 2},
-	[pch_ml7223_uart0] = {PCH_UART_8LINE, 0},
-	[pch_ml7223_uart1] = {PCH_UART_2LINE, 1},
-	[pch_ml7831_uart0] = {PCH_UART_8LINE, 0},
-	[pch_ml7831_uart1] = {PCH_UART_2LINE, 1},
+	[pch_et20t_uart0] = {PORT_PCH_8LINE, 0},
+	[pch_et20t_uart1] = {PORT_PCH_2LINE, 1},
+	[pch_et20t_uart2] = {PORT_PCH_2LINE, 2},
+	[pch_et20t_uart3] = {PORT_PCH_2LINE, 3},
+	[pch_ml7213_uart0] = {PORT_PCH_8LINE, 0},
+	[pch_ml7213_uart1] = {PORT_PCH_2LINE, 1},
+	[pch_ml7213_uart2] = {PORT_PCH_2LINE, 2},
+	[pch_ml7223_uart0] = {PORT_PCH_8LINE, 0},
+	[pch_ml7223_uart1] = {PORT_PCH_2LINE, 1},
+	[pch_ml7831_uart0] = {PORT_PCH_8LINE, 0},
+	[pch_ml7831_uart1] = {PORT_PCH_2LINE, 1},
 };
 
 #ifdef CONFIG_SERIAL_PCH_UART_CONSOLE
@@ -1777,10 +1772,10 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
 		goto init_port_free_txbuf;
 
 	switch (port_type) {
-	case PORT_UNKNOWN:
+	case PORT_PCH_8LINE:
 		fifosize = 256; /* EG20T/ML7213: UART0 */
 		break;
-	case PORT_8250:
+	case PORT_PCH_2LINE:
 		fifosize = 64; /* EG20T:UART1~3  ML7213: UART1~2*/
 		break;
 	default:
@@ -1804,7 +1799,7 @@ static struct eg20t_port *pch_uart_init_port(struct pci_dev *pdev,
 
 	priv->fifo_size = fifosize;
 	priv->uartclk = pch_uart_get_uartclk();
-	priv->port_type = PORT_MAX_8250 + port_type + 1;
+	priv->port_type = port_type;
 	priv->port.dev = &pdev->dev;
 	priv->port.iobase = iobase;
 	priv->port.membase = NULL;
@@ -1862,8 +1857,7 @@ static void pch_uart_exit_port(struct eg20t_port *priv)
 {
 
 #ifdef CONFIG_DEBUG_FS
-	if (priv->debugfs)
-		debugfs_remove(priv->debugfs);
+	debugfs_remove(priv->debugfs);
 #endif
 	uart_remove_one_port(&pch_uart_driver, &priv->port);
 	free_page((unsigned long)priv->rxbuf.buf);