Add XR17D15x devices to the exar_handle_irq override: they have the
same extra interrupt register that could fire and never be serviced by
the standard handle_irq.
Signed-off-by: Matt Schulte <matts@xxxxxxxxxxxxxxxxxxxx>
---
Built against tty-next commit: 1e619a1bf9ac878e6a984e4e279ccf712a65bc23
This depends on my previous patch submission:
[PATCH v3] Add support for new devices: Exar's XR17V35x family of
multi-port PCIe UARTs
drivers/tty/serial/8250/8250.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c
index 44be636..1cda869 100644
--- a/drivers/tty/serial/8250/8250.c
+++ b/drivers/tty/serial/8250/8250.c
@@ -1578,7 +1578,8 @@ static int exar_handle_irq(struct uart_port *port)
ret = serial8250_handle_irq(port, iir);
- if (port->type == PORT_XR17V35X) {
+ if ((port->type == PORT_XR17V35X) ||
+ (port->type == PORT_XR17D15X)) {
int0 = serial_port_in(port, 0x80);
int1 = serial_port_in(port, 0x81);
int2 = serial_port_in(port, 0x82);
@@ -2689,7 +2690,8 @@ static void serial8250_config_port(struct
uart_port *port, int flags)
serial8250_release_std_resource(up);
/* Fixme: probably not the best place for this */
- if (port->type == PORT_XR17V35X)
+ if ((port->type == PORT_XR17V35X) ||
+ (port->type == PORT_XR17D15X))
port->handle_irq = exar_handle_irq;
}
--
1.7.2.5
--
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
