aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/usb/au0828/au0828-core.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/usb/au0828/au0828-core.c')
-rw-r--r--drivers/media/usb/au0828/au0828-core.c84
1 files changed, 61 insertions, 23 deletions
diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c
index 56025e6..bc06480 100644
--- a/drivers/media/usb/au0828/au0828-core.c
+++ b/drivers/media/usb/au0828/au0828-core.c
@@ -19,14 +19,14 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include "au0828.h"
+
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <linux/mutex.h>
-#include "au0828.h"
-
/*
* 1 = General debug messages
* 2 = USB handling
@@ -90,7 +90,7 @@ static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value,
status = min(status, 0);
if (status < 0) {
- printk(KERN_ERR "%s() Failed sending control message, error %d.\n",
+ pr_err("%s() Failed sending control message, error %d.\n",
__func__, status);
}
@@ -115,7 +115,7 @@ static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value,
status = min(status, 0);
if (status < 0) {
- printk(KERN_ERR "%s() Failed receiving control message, error %d.\n",
+ pr_err("%s() Failed receiving control message, error %d.\n",
__func__, status);
}
@@ -153,9 +153,7 @@ static void au0828_usb_disconnect(struct usb_interface *interface)
dprintk(1, "%s()\n", __func__);
-#ifdef CONFIG_VIDEO_AU0828_RC
au0828_rc_unregister(dev);
-#endif
/* Digital TV */
au0828_dvb_unregister(dev);
@@ -199,15 +197,14 @@ static int au0828_usb_probe(struct usb_interface *interface,
* not enough even for most Digital TV streams.
*/
if (usbdev->speed != USB_SPEED_HIGH && disable_usb_speed_check == 0) {
- printk(KERN_ERR "au0828: Device initialization failed.\n");
- printk(KERN_ERR "au0828: Device must be connected to a "
- "high-speed USB 2.0 port.\n");
+ pr_err("au0828: Device initialization failed.\n");
+ pr_err("au0828: Device must be connected to a high-speed USB 2.0 port.\n");
return -ENODEV;
}
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL) {
- printk(KERN_ERR "%s() Unable to allocate memory\n", __func__);
+ pr_err("%s() Unable to allocate memory\n", __func__);
return -ENOMEM;
}
@@ -266,10 +263,8 @@ static int au0828_usb_probe(struct usb_interface *interface,
pr_err("%s() au0282_dev_register failed\n",
__func__);
-#ifdef CONFIG_VIDEO_AU0828_RC
/* Remote controller */
au0828_rc_register(dev);
-#endif
/*
* Store the pointer to the au0828_dev so it can be accessed in
@@ -277,7 +272,7 @@ static int au0828_usb_probe(struct usb_interface *interface,
*/
usb_set_intfdata(interface, dev);
- printk(KERN_INFO "Registered device AU0828 [%s]\n",
+ pr_info("Registered device AU0828 [%s]\n",
dev->board.name == NULL ? "Unset" : dev->board.name);
mutex_unlock(&dev->lock);
@@ -285,13 +280,56 @@ static int au0828_usb_probe(struct usb_interface *interface,
return retval;
}
+static int au0828_suspend(struct usb_interface *interface,
+ pm_message_t message)
+{
+ struct au0828_dev *dev = usb_get_intfdata(interface);
+
+ if (!dev)
+ return 0;
+
+ pr_info("Suspend\n");
+
+ au0828_rc_suspend(dev);
+ au0828_v4l2_suspend(dev);
+ au0828_dvb_suspend(dev);
+
+ /* FIXME: should suspend also ATV/DTV */
+
+ return 0;
+}
+
+static int au0828_resume(struct usb_interface *interface)
+{
+ struct au0828_dev *dev = usb_get_intfdata(interface);
+ if (!dev)
+ return 0;
+
+ pr_info("Resume\n");
+
+ /* Power Up the bridge */
+ au0828_write(dev, REG_600, 1 << 4);
+
+ /* Bring up the GPIO's and supporting devices */
+ au0828_gpio_setup(dev);
+
+ au0828_rc_resume(dev);
+ au0828_v4l2_resume(dev);
+ au0828_dvb_resume(dev);
+
+ /* FIXME: should resume also ATV/DTV */
+
+ return 0;
+}
+
static struct usb_driver au0828_usb_driver = {
- .name = DRIVER_NAME,
+ .name = KBUILD_MODNAME,
.probe = au0828_usb_probe,
.disconnect = au0828_usb_disconnect,
.id_table = au0828_usb_id_table,
-
- /* FIXME: Add suspend and resume functions */
+ .suspend = au0828_suspend,
+ .resume = au0828_resume,
+ .reset_resume = au0828_resume,
};
static int __init au0828_init(void)
@@ -299,27 +337,27 @@ static int __init au0828_init(void)
int ret;
if (au0828_debug & 1)
- printk(KERN_INFO "%s() Debugging is enabled\n", __func__);
+ pr_info("%s() Debugging is enabled\n", __func__);
if (au0828_debug & 2)
- printk(KERN_INFO "%s() USB Debugging is enabled\n", __func__);
+ pr_info("%s() USB Debugging is enabled\n", __func__);
if (au0828_debug & 4)
- printk(KERN_INFO "%s() I2C Debugging is enabled\n", __func__);
+ pr_info("%s() I2C Debugging is enabled\n", __func__);
if (au0828_debug & 8)
- printk(KERN_INFO "%s() Bridge Debugging is enabled\n",
+ pr_info("%s() Bridge Debugging is enabled\n",
__func__);
if (au0828_debug & 16)
- printk(KERN_INFO "%s() IR Debugging is enabled\n",
+ pr_info("%s() IR Debugging is enabled\n",
__func__);
- printk(KERN_INFO "au0828 driver loaded\n");
+ pr_info("au0828 driver loaded\n");
ret = usb_register(&au0828_usb_driver);
if (ret)
- printk(KERN_ERR "usb_register failed, error = %d\n", ret);
+ pr_err("usb_register failed, error = %d\n", ret);
return ret;
}

Privacy Policy