@@ -93,8 +93,6 @@ struct max3100_port {
#define MAX3100_7BIT 4
int rx_enabled; /* if we should rx chars */
- int irq; /* irq assigned to the max3100 */
-
int minor; /* minor number */
int loopback_commit; /* need to change loopback */
int loopback; /* 1 if we are in loopback mode */
@@ -550,8 +548,8 @@ static void max3100_shutdown(struct uart_port *port)
destroy_workqueue(s->workqueue);
s->workqueue = NULL;
}
- if (s->irq)
- free_irq(s->irq, s);
+ if (port->irq)
+ free_irq(port->irq, s);
/* set shutdown mode to save power */
max3100_sr(s, MAX3100_WC | MAX3100_SHDN, &rx);
@@ -563,6 +561,7 @@ static int max3100_startup(struct uart_port *port)
struct max3100_port,
port);
char b[12];
+ int ret;
dev_dbg(&s->spi->dev, "%s\n", __func__);
@@ -585,10 +584,10 @@ static int max3100_startup(struct uart_port *port)
}
INIT_WORK(&s->work, max3100_work);
- if (request_irq(s->irq, max3100_irq,
- IRQF_TRIGGER_FALLING, "max3100", s) < 0) {
- dev_warn(&s->spi->dev, "cannot allocate irq %d\n", s->irq);
- s->irq = 0;
+ ret = request_irq(port->irq, max3100_irq, IRQF_TRIGGER_FALLING, "max3100", s);
+ if (ret < 0) {
+ dev_warn(&s->spi->dev, "cannot allocate irq %d\n", port->irq);
+ port->irq = 0;
destroy_workqueue(s->workqueue);
s->workqueue = NULL;
return -EBUSY;
@@ -743,14 +742,13 @@ static int max3100_probe(struct spi_device *spi)
return -ENOMEM;
}
max3100s[i]->spi = spi;
- max3100s[i]->irq = spi->irq;
spin_lock_init(&max3100s[i]->conf_lock);
spi_set_drvdata(spi, max3100s[i]);
max3100s[i]->minor = i;
timer_setup(&max3100s[i]->timer, max3100_timeout, 0);
dev_dbg(&spi->dev, "%s: adding port %d\n", __func__, i);
- max3100s[i]->port.irq = max3100s[i]->irq;
+ max3100s[i]->port.irq = spi->irq;
max3100s[i]->port.fifosize = 16;
max3100s[i]->port.ops = &max3100_ops;
max3100s[i]->port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF;
@@ -814,7 +812,7 @@ static int max3100_suspend(struct device *dev)
dev_dbg(&s->spi->dev, "%s\n", __func__);
- disable_irq(s->irq);
+ disable_irq(s->port.irq);
s->suspending = 1;
uart_suspend_port(&max3100_uart_driver, &s->port);
@@ -833,7 +831,7 @@ static int max3100_resume(struct device *dev)
uart_resume_port(&max3100_uart_driver, &s->port);
s->suspending = 0;
- enable_irq(s->irq);
+ enable_irq(s->port.irq);
s->conf_commit = 1;
if (s->workqueue)
The struct uart_port has a copy of the IRQ that is also stored in the private data structure. Remove the duplication in the latter one. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/tty/serial/max3100.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-)