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Blackfin Serial Driver: Fix bug - should suspend/resume/remove all uart ports. 

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Sonic Zhang 2008-10-13 10:32:44 +01:00 committed by Linus Torvalds
parent c111340002
commit ccfbc3e1c8
1 changed files with 22 additions and 17 deletions
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39
drivers/serial/bfin_5xx.c
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@ -1100,20 +1100,26 @@ static struct uart_driver bfin_serial_reg = {
static int bfin_serial_suspend(struct platform_device *dev, pm_message_t state)
{
struct bfin_serial_port *uart = platform_get_drvdata(dev);
int i;
if (uart)
uart_suspend_port(&bfin_serial_reg, &uart->port);
for (i = 0; i < nr_ports; i++) {
if (bfin_serial_ports[i].port.dev != &dev->dev)
continue;
uart_suspend_port(&bfin_serial_reg, &bfin_serial_ports[i].port);
}
return 0;
}
static int bfin_serial_resume(struct platform_device *dev)
{
struct bfin_serial_port *uart = platform_get_drvdata(dev);
int i;
if (uart)
uart_resume_port(&bfin_serial_reg, &uart->port);
for (i = 0; i < nr_ports; i++) {
if (bfin_serial_ports[i].port.dev != &dev->dev)
continue;
uart_resume_port(&bfin_serial_reg, &bfin_serial_ports[i].port);
}
return 0;
}
@ -1133,27 +1139,26 @@ static int bfin_serial_probe(struct platform_device *dev)
continue;
bfin_serial_ports[i].port.dev = &dev->dev;
uart_add_one_port(&bfin_serial_reg, &bfin_serial_ports[i].port);
platform_set_drvdata(dev, &bfin_serial_ports[i]);
}
}
return 0;
}
static int bfin_serial_remove(struct platform_device *pdev)
static int bfin_serial_remove(struct platform_device *dev)
{
struct bfin_serial_port *uart = platform_get_drvdata(pdev);
int i;
for (i = 0; i < nr_ports; i++) {
if (bfin_serial_ports[i].port.dev != &dev->dev)
continue;
uart_remove_one_port(&bfin_serial_reg, &bfin_serial_ports[i].port);
bfin_serial_ports[i].port.dev = NULL;
#ifdef CONFIG_SERIAL_BFIN_CTSRTS
gpio_free(uart->cts_pin);
gpio_free(uart->rts_pin);
gpio_free(bfin_serial_ports[i].cts_pin);
gpio_free(bfin_serial_ports[i].rts_pin);
#endif
platform_set_drvdata(pdev, NULL);
if (uart)
uart_remove_one_port(&bfin_serial_reg, &uart->port);
}
return 0;
}