[ARM] 4971/1: pxaficp_ir: provide startup and shutdown hooks
Let platform do some specific initialisation and cleanup
things during pxaficp_ir probing and removing. E.g. this
can be usefull to request/free gpios used by the platform
to control the transceiver.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index 8239c52..8db71ab 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -832,6 +832,11 @@
if (err)
goto err_mem_5;
+ if (si->pdata->startup)
+ err = si->pdata->startup(si->dev);
+ if (err)
+ goto err_startup;
+
dev->hard_start_xmit = pxa_irda_hard_xmit;
dev->open = pxa_irda_start;
dev->stop = pxa_irda_stop;
@@ -857,6 +862,9 @@
dev_set_drvdata(&pdev->dev, dev);
if (err) {
+ if (si->pdata->shutdown)
+ si->pdata->shutdown(si->dev);
+err_startup:
kfree(si->tx_buff.head);
err_mem_5:
kfree(si->rx_buff.head);
@@ -882,6 +890,8 @@
if (dev) {
struct pxa_irda *si = netdev_priv(dev);
unregister_netdev(dev);
+ if (si->pdata->shutdown)
+ si->pdata->shutdown(si->dev);
kfree(si->tx_buff.head);
kfree(si->rx_buff.head);
clk_put(si->fir_clk);
diff --git a/include/asm-arm/arch-pxa/irda.h b/include/asm-arm/arch-pxa/irda.h
index 748406f..99f4f42 100644
--- a/include/asm-arm/arch-pxa/irda.h
+++ b/include/asm-arm/arch-pxa/irda.h
@@ -10,6 +10,8 @@
struct pxaficp_platform_data {
int transceiver_cap;
void (*transceiver_mode)(struct device *dev, int mode);
+ int (*startup)(struct device *dev);
+ void (*shutdown)(struct device *dev);
};
extern void pxa_set_ficp_info(struct pxaficp_platform_data *info);