usb/pvrusb2/pvrusb2-sysfs.c

20 	struct device *class_dev;
69 static ssize_t show_name(struct device *class_dev,
83 static ssize_t show_type(struct device *class_dev,
104 static ssize_t show_min(struct device *class_dev,
117 static ssize_t show_max(struct device *class_dev,
130 static ssize_t show_def(struct device *class_dev,
149 static ssize_t show_val_norm(struct device *class_dev,
168 static ssize_t show_val_custom(struct device *class_dev,
187 static ssize_t show_enum(struct device *class_dev,
211 static ssize_t show_bits(struct device *class_dev,
254 static ssize_t store_val_norm(struct device *class_dev,
268 static ssize_t store_val_custom(struct device *class_dev,
391 	ret = sysfs_create_group(&sfp->class_dev->kobj,&cip->grp);
426 	ret = device_create_file(sfp->class_dev,&dip->attr_debugcmd);
434 	ret = device_create_file(sfp->class_dev,&dip->attr_debuginfo);
449 		device_remove_file(sfp->class_dev,
453 		device_remove_file(sfp->class_dev,
478 			sysfs_remove_group(&sfp->class_dev->kobj,&cip1->grp);
486 static void pvr2_sysfs_release(struct device *class_dev)
488 	pvr2_sysfs_trace("Releasing class_dev id=%p",class_dev);
489 	kfree(class_dev);
502 	if (!sfp->class_dev) return;
508 		device_remove_file(sfp->class_dev,
512 		device_remove_file(sfp->class_dev,
516 		device_remove_file(sfp->class_dev,
520 		device_remove_file(sfp->class_dev,
524 		device_remove_file(sfp->class_dev,
528 		device_remove_file(sfp->class_dev,
531 	pvr2_sysfs_trace("Destroying class_dev id=%p",sfp->class_dev);
532 	dev_set_drvdata(sfp->class_dev, NULL);
533 	dev = sfp->class_dev->parent;
534 	sfp->class_dev->parent = NULL;
536 	device_unregister(sfp->class_dev);
537 	sfp->class_dev = NULL;
541 static ssize_t v4l_minor_number_show(struct device *class_dev,
545 	sfp = dev_get_drvdata(class_dev);
553 static ssize_t bus_info_show(struct device *class_dev,
557 	sfp = dev_get_drvdata(class_dev);
564 static ssize_t hdw_name_show(struct device *class_dev,
568 	sfp = dev_get_drvdata(class_dev);
575 static ssize_t hdw_desc_show(struct device *class_dev,
579 	sfp = dev_get_drvdata(class_dev);
586 static ssize_t v4l_radio_minor_number_show(struct device *class_dev,
591 	sfp = dev_get_drvdata(class_dev);
599 static ssize_t unit_number_show(struct device *class_dev,
603 	sfp = dev_get_drvdata(class_dev);
613 	struct device *class_dev;
618 	class_dev = kzalloc(sizeof(*class_dev),GFP_KERNEL);
619 	if (!class_dev) return;
621 	pvr2_sysfs_trace("Creating class_dev id=%p",class_dev);
623 	class_dev->class = &pvr2_class;
625 	dev_set_name(class_dev, "%s",
628 	class_dev->parent = get_device(&usb_dev->dev);
630 	sfp->class_dev = class_dev;
631 	dev_set_drvdata(class_dev, sfp);
632 	ret = device_register(class_dev);
636 		put_device(class_dev);
645 	ret = device_create_file(sfp->class_dev,
660 	ret = device_create_file(sfp->class_dev,
675 	ret = device_create_file(sfp->class_dev,&sfp->attr_unit_number);
689 	ret = device_create_file(sfp->class_dev,
704 	ret = device_create_file(sfp->class_dev,
719 	ret = device_create_file(sfp->class_dev,
776 static ssize_t debuginfo_show(struct device *class_dev,
780 	sfp = dev_get_drvdata(class_dev);
787 static ssize_t debugcmd_show(struct device *class_dev,
791 	sfp = dev_get_drvdata(class_dev);
797 static ssize_t debugcmd_store(struct device *class_dev,
804 	sfp = dev_get_drvdata(class_dev);