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-rw-r--r--drivers/serial/8250.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 0ae9ced00ed4..8d7ef69312a5 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1949,6 +1949,8 @@ static int serial8250_request_std_resource(struct uart_8250_port *up)
case UPIO_AU:
size = 0x100000;
/* fall thru */
+ case UPIO_TSI:
+ case UPIO_MEM32:
case UPIO_MEM:
if (!up->port.mapbase)
break;
@@ -1984,6 +1986,8 @@ static void serial8250_release_std_resource(struct uart_8250_port *up)
case UPIO_AU:
size = 0x100000;
/* fall thru */
+ case UPIO_TSI:
+ case UPIO_MEM32:
case UPIO_MEM:
if (!up->port.mapbase)
break;
@@ -2007,17 +2011,15 @@ static int serial8250_request_rsa_resource(struct uart_8250_port *up)
{
unsigned long start = UART_RSA_BASE << up->port.regshift;
unsigned int size = 8 << up->port.regshift;
- int ret = 0;
+ int ret = -EINVAL;
switch (up->port.iotype) {
- case UPIO_MEM:
- ret = -EINVAL;
- break;
-
case UPIO_HUB6:
case UPIO_PORT:
start += up->port.iobase;
- if (!request_region(start, size, "serial-rsa"))
+ if (request_region(start, size, "serial-rsa"))
+ ret = 0;
+ else
ret = -EBUSY;
break;
}
@@ -2031,9 +2033,6 @@ static void serial8250_release_rsa_resource(struct uart_8250_port *up)
unsigned int size = 8 << up->port.regshift;
switch (up->port.iotype) {
- case UPIO_MEM:
- break;
-
case UPIO_HUB6:
case UPIO_PORT:
release_region(up->port.iobase + offset, size);