X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fchar%2Fsx.c;h=b60be7b0decf277f3220898a27906ed0c4d7e79b;hb=17d559af963995e483a51ec26697034431bcf2b9;hp=c385206f9db540caa925d615be1c1d4d566482f4;hpb=11af7478addd34c42999b3b84095903ed9e67038;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index c385206..b60be7b 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -279,7 +279,7 @@ static void sx_disable_tx_interrupts(void *ptr);
 static void sx_enable_tx_interrupts(void *ptr);
 static void sx_disable_rx_interrupts(void *ptr);
 static void sx_enable_rx_interrupts(void *ptr);
-static int sx_get_CD(void *ptr);
+static int sx_carrier_raised(struct tty_port *port);
 static void sx_shutdown_port(void *ptr);
 static int sx_set_real_termios(void *ptr);
 static void sx_close(void *ptr);
@@ -360,7 +360,6 @@ static struct real_driver sx_real_driver = {
 	sx_enable_tx_interrupts,
 	sx_disable_rx_interrupts,
 	sx_enable_rx_interrupts,
-	sx_get_CD,
 	sx_shutdown_port,
 	sx_set_real_termios,
 	sx_chars_in_buffer,
@@ -791,7 +790,7 @@ static int sx_getsignals(struct sx_port *port)
 	sx_dprintk(SX_DEBUG_MODEMSIGNALS, "getsignals: %d/%d  (%d/%d) "
 			"%02x/%02x\n",
 			(o_stat & OP_DTR) != 0, (o_stat & OP_RTS) != 0,
-			port->c_dcd, sx_get_CD(port),
+			port->c_dcd, tty_port_carrier_raised(&port->gs.port),
 			sx_read_channel_byte(port, hi_ip),
 			sx_read_channel_byte(port, hi_state));
 
@@ -1190,7 +1189,7 @@ static inline void sx_check_modem_signals(struct sx_port *port)
 
 	hi_state = sx_read_channel_byte(port, hi_state);
 	sx_dprintk(SX_DEBUG_MODEMSIGNALS, "Checking modem signals (%d/%d)\n",
-			port->c_dcd, sx_get_CD(port));
+			port->c_dcd, tty_port_carrier_raised(&port->gs.port));
 
 	if (hi_state & ST_BREAK) {
 		hi_state &= ~ST_BREAK;
@@ -1202,11 +1201,11 @@ static inline void sx_check_modem_signals(struct sx_port *port)
 		hi_state &= ~ST_DCD;
 		sx_dprintk(SX_DEBUG_MODEMSIGNALS, "got a DCD change.\n");
 		sx_write_channel_byte(port, hi_state, hi_state);
-		c_dcd = sx_get_CD(port);
+		c_dcd = tty_port_carrier_raised(&port->gs.port);
 		sx_dprintk(SX_DEBUG_MODEMSIGNALS, "DCD is now %d\n", c_dcd);
 		if (c_dcd != port->c_dcd) {
 			port->c_dcd = c_dcd;
-			if (sx_get_CD(port)) {
+			if (tty_port_carrier_raised(&port->gs.port)) {
 				/* DCD went UP */
 				if ((sx_read_channel_byte(port, hi_hstat) !=
 						HS_IDLE_CLOSED) &&
@@ -1415,13 +1414,10 @@ static void sx_enable_rx_interrupts(void *ptr)
 }
 
 /* Jeez. Isn't this simple? */
-static int sx_get_CD(void *ptr)
+static int sx_carrier_raised(struct tty_port *port)
 {
-	struct sx_port *port = ptr;
-	func_enter2();
-
-	func_exit();
-	return ((sx_read_channel_byte(port, hi_ip) & IP_DCD) != 0);
+	struct sx_port *sp = container_of(port, struct sx_port, gs.port);
+	return ((sx_read_channel_byte(sp, hi_ip) & IP_DCD) != 0);
 }
 
 /* Jeez. Isn't this simple? */
@@ -1536,7 +1532,7 @@ static int sx_open(struct tty_struct *tty, struct file *filp)
 	}
 	/* tty->low_latency = 1; */
 
-	port->c_dcd = sx_get_CD(port);
+	port->c_dcd = sx_carrier_raised(&port->gs.port);
 	sx_dprintk(SX_DEBUG_OPEN, "at open: cd=%d\n", port->c_dcd);
 
 	func_exit();
@@ -1945,7 +1941,7 @@ static int sx_ioctl(struct tty_struct *tty, struct file *filp,
 
 static void sx_throttle(struct tty_struct *tty)
 {
-	struct sx_port *port = (struct sx_port *)tty->driver_data;
+	struct sx_port *port = tty->driver_data;
 
 	func_enter2();
 	/* If the port is using any type of input flow
@@ -1959,7 +1955,7 @@ static void sx_throttle(struct tty_struct *tty)
 
 static void sx_unthrottle(struct tty_struct *tty)
 {
-	struct sx_port *port = (struct sx_port *)tty->driver_data;
+	struct sx_port *port = tty->driver_data;
 
 	func_enter2();
 	/* Always unthrottle even if flow control is not enabled on
@@ -2354,6 +2350,10 @@ static const struct tty_operations sx_ops = {
 	.tiocmset = sx_tiocmset,
 };
 
+static const struct tty_port_operations sx_port_ops = {
+	.carrier_raised = sx_carrier_raised,
+};
+
 static int sx_init_drivers(void)
 {
 	int error;
@@ -2410,6 +2410,7 @@ static int sx_init_portstructs(int nboards, int nports)
 		for (j = 0; j < boards[i].nports; j++) {
 			sx_dprintk(SX_DEBUG_INIT, "initing port %d\n", j);
 			tty_port_init(&port->gs.port);
+			port->gs.port.ops = &sx_port_ops;
 			port->gs.magic = SX_MAGIC;
 			port->gs.close_delay = HZ / 2;
 			port->gs.closing_wait = 30 * HZ;
@@ -2504,7 +2505,7 @@ static void __devexit sx_remove_card(struct sx_board *board,
 		del_timer(&board->timer);
 		if (pdev) {
 #ifdef CONFIG_PCI
-			pci_iounmap(pdev, board->base);
+			iounmap(board->base2);
 			pci_release_region(pdev, IS_CF_BOARD(board) ? 3 : 2);
 #endif
 		} else {
@@ -2677,7 +2678,7 @@ static int __devinit sx_pci_probe(struct pci_dev *pdev,
 	}
 	board->hw_base = pci_resource_start(pdev, reg);
 	board->base2 =
-	board->base = pci_iomap(pdev, reg, WINDOW_LEN(board));
+	board->base = ioremap_nocache(board->hw_base, WINDOW_LEN(board));
 	if (!board->base) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		goto err_reg;
@@ -2703,7 +2704,7 @@ static int __devinit sx_pci_probe(struct pci_dev *pdev,
 
 	return 0;
 err_unmap:
-	pci_iounmap(pdev, board->base);
+	iounmap(board->base2);
 err_reg:
 	pci_release_region(pdev, reg);
 err_flag: