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authorJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-05-31 00:57:05 -0400
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-05-31 00:57:05 -0400
commit5bc65793cbf8da0d35f19ef025dda22887e79e80 (patch)
tree8291998abd73055de6f487fafa174ee2a5d3afee /drivers/serial/8250.c
parent6edae708bf77e012d855a7e2c7766f211d234f4f (diff)
parent3f0a6766e0cc5a577805732e5adb50a585c58175 (diff)
[SCSI] Merge up to linux-2.6 head
Conflicts: drivers/scsi/jazz_esp.c Same changes made by both SCSI and SPARC trees: problem with UTF-8 conversion in the copyright. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r--drivers/serial/8250.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 48e259a0167d..c84dab083a85 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -894,7 +894,7 @@ static void autoconfig_16550a(struct uart_8250_port *up)
894 quot = serial_dl_read(up); 894 quot = serial_dl_read(up);
895 quot <<= 3; 895 quot <<= 3;
896 896
897 status1 = serial_in(up, 0x04); /* EXCR1 */ 897 status1 = serial_in(up, 0x04); /* EXCR2 */
898 status1 &= ~0xB0; /* Disable LOCK, mask out PRESL[01] */ 898 status1 &= ~0xB0; /* Disable LOCK, mask out PRESL[01] */
899 status1 |= 0x10; /* 1.625 divisor for baud_base --> 921600 */ 899 status1 |= 0x10; /* 1.625 divisor for baud_base --> 921600 */
900 serial_outp(up, 0x04, status1); 900 serial_outp(up, 0x04, status1);
@@ -2617,7 +2617,22 @@ void serial8250_suspend_port(int line)
2617 */ 2617 */
2618void serial8250_resume_port(int line) 2618void serial8250_resume_port(int line)
2619{ 2619{
2620 uart_resume_port(&serial8250_reg, &serial8250_ports[line].port); 2620 struct uart_8250_port *up = &serial8250_ports[line];
2621
2622 if (up->capabilities & UART_NATSEMI) {
2623 unsigned char tmp;
2624
2625 /* Ensure it's still in high speed mode */
2626 serial_outp(up, UART_LCR, 0xE0);
2627
2628 tmp = serial_in(up, 0x04); /* EXCR2 */
2629 tmp &= ~0xB0; /* Disable LOCK, mask out PRESL[01] */
2630 tmp |= 0x10; /* 1.625 divisor for baud_base --> 921600 */
2631 serial_outp(up, 0x04, tmp);
2632
2633 serial_outp(up, UART_LCR, 0);
2634 }
2635 uart_resume_port(&serial8250_reg, &up->port);
2621} 2636}
2622 2637
2623/* 2638/*
@@ -2694,7 +2709,7 @@ static int serial8250_resume(struct platform_device *dev)
2694 struct uart_8250_port *up = &serial8250_ports[i]; 2709 struct uart_8250_port *up = &serial8250_ports[i];
2695 2710
2696 if (up->port.type != PORT_UNKNOWN && up->port.dev == &dev->dev) 2711 if (up->port.type != PORT_UNKNOWN && up->port.dev == &dev->dev)
2697 uart_resume_port(&serial8250_reg, &up->port); 2712 serial8250_resume_port(i);
2698 } 2713 }
2699 2714
2700 return 0; 2715 return 0;