Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / media / usb / pvrusb2 / pvrusb2-main.c

diff --git a/kernel/drivers/media/usb/pvrusb2/pvrusb2-main.c b/kernel/drivers/media/usb/pvrusb2/pvrusb2-main.c
new file mode 100644 (file)
index 0000000..86be902
--- /dev/null
+++ b/kernel/drivers/media/usb/pvrusb2/pvrusb2-main.c
@@ -0,0 +1,171 @@
+/*
+ *
+ *
+ *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
+ *  Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/videodev2.h>
+
+#include "pvrusb2-hdw.h"
+#include "pvrusb2-devattr.h"
+#include "pvrusb2-context.h"
+#include "pvrusb2-debug.h"
+#include "pvrusb2-v4l2.h"
+#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
+#include "pvrusb2-sysfs.h"
+#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
+
+#define DRIVER_AUTHOR "Mike Isely <isely@pobox.com>"
+#define DRIVER_DESC "Hauppauge WinTV-PVR-USB2 MPEG2 Encoder/Tuner"
+#define DRIVER_VERSION "V4L in-tree version"
+
+#define DEFAULT_DEBUG_MASK (PVR2_TRACE_ERROR_LEGS| \
+                           PVR2_TRACE_INFO| \
+                           PVR2_TRACE_STD| \
+                           PVR2_TRACE_TOLERANCE| \
+                           PVR2_TRACE_TRAP| \
+                           0)
+
+int pvrusb2_debug = DEFAULT_DEBUG_MASK;
+
+module_param_named(debug,pvrusb2_debug,int,S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug trace mask");
+
+#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
+static struct pvr2_sysfs_class *class_ptr = NULL;
+#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
+
+static void pvr_setup_attach(struct pvr2_context *pvr)
+{
+       /* Create association with v4l layer */
+       pvr2_v4l2_create(pvr);
+#ifdef CONFIG_VIDEO_PVRUSB2_DVB
+       /* Create association with dvb layer */
+       pvr2_dvb_create(pvr);
+#endif
+#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
+       pvr2_sysfs_create(pvr,class_ptr);
+#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
+}
+
+static int pvr_probe(struct usb_interface *intf,
+                    const struct usb_device_id *devid)
+{
+       struct pvr2_context *pvr;
+
+       /* Create underlying hardware interface */
+       pvr = pvr2_context_create(intf,devid,pvr_setup_attach);
+       if (!pvr) {
+               pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+                          "Failed to create hdw handler");
+               return -ENOMEM;
+       }
+
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_probe(pvr=%p)",pvr);
+
+       usb_set_intfdata(intf, pvr);
+
+       return 0;
+}
+
+/*
+ * pvr_disconnect()
+ *
+ */
+static void pvr_disconnect(struct usb_interface *intf)
+{
+       struct pvr2_context *pvr = usb_get_intfdata(intf);
+
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_disconnect(pvr=%p) BEGIN",pvr);
+
+       usb_set_intfdata (intf, NULL);
+       pvr2_context_disconnect(pvr);
+
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_disconnect(pvr=%p) DONE",pvr);
+
+}
+
+static struct usb_driver pvr_driver = {
+       .name =         "pvrusb2",
+       .id_table =     pvr2_device_table,
+       .probe =        pvr_probe,
+       .disconnect =   pvr_disconnect
+};
+
+/*
+ * pvr_init() / pvr_exit()
+ *
+ * This code is run to initialize/exit the driver.
+ *
+ */
+static int __init pvr_init(void)
+{
+       int ret;
+
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_init");
+
+       ret = pvr2_context_global_init();
+       if (ret != 0) {
+               pvr2_trace(PVR2_TRACE_INIT,"pvr_init failure code=%d",ret);
+               return ret;
+       }
+
+#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
+       class_ptr = pvr2_sysfs_class_create();
+#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
+
+       ret = usb_register(&pvr_driver);
+
+       if (ret == 0)
+               printk(KERN_INFO "pvrusb2: " DRIVER_VERSION ":"
+                      DRIVER_DESC "\n");
+       if (pvrusb2_debug)
+               printk(KERN_INFO "pvrusb2: Debug mask is %d (0x%x)\n",
+                      pvrusb2_debug,pvrusb2_debug);
+
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_init complete");
+
+       return ret;
+}
+
+static void __exit pvr_exit(void)
+{
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_exit");
+
+       usb_deregister(&pvr_driver);
+
+       pvr2_context_global_done();
+
+#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
+       pvr2_sysfs_class_destroy(class_ptr);
+#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
+
+       pvr2_trace(PVR2_TRACE_INIT,"pvr_exit complete");
+}
+
+module_init(pvr_init);
+module_exit(pvr_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+MODULE_VERSION("0.9.1");