ipoctal: request_irq after configuration

[firefly-linux-kernel-4.4.55.git] / drivers / ipack / devices / ipoctal.c

diff --git a/drivers/ipack/devices/ipoctal.c b/drivers/ipack/devices/ipoctal.c
index 69687f156999cd49d83bd1ccd9fa5d9ac345685a..e41bef048c23ca4100b48811e5acbffbd2caa6e0 100644 (file)
--- a/drivers/ipack/devices/ipoctal.c
+++ b/drivers/ipack/devices/ipoctal.c
@@ -323,13 +323,6 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
                         &block_regs[i].w.imr);
        }
 
-       /*
-        * IP-OCTAL has different addresses to copy its IRQ vector.
-        * Depending of the carrier these addresses are accesible or not.
-        * More info in the datasheet.
-        */
-       ipoctal->dev->bus->ops->request_irq(ipoctal->dev,
-                                      ipoctal_irq_handler, ipoctal);
        /* Dummy write */
        iowrite8(1, ipoctal->mem8_space + 1);
 
@@ -390,6 +383,14 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
                dev_set_drvdata(tty_dev, channel);
        }
 
+       /*
+        * IP-OCTAL has different addresses to copy its IRQ vector.
+        * Depending of the carrier these addresses are accesible or not.
+        * More info in the datasheet.
+        */
+       ipoctal->dev->bus->ops->request_irq(ipoctal->dev,
+                                      ipoctal_irq_handler, ipoctal);
+
        return 0;
 }