1 // SPDX-License-Identifier: GPL-2.0
10  * based on work by Grant Guenther <grant@torque.net>
13  * Cleaned up include files - Russell King <[email protected]>
39 	struct parport *port = (struct parport *)table->extra1;  in do_active_device()
45 		return -EACCES;  in do_active_device()
52 	for (dev = port->devices; dev ; dev = dev->next) {  in do_active_device()
53 		if(dev == port->cad) {  in do_active_device()
54 			len += scnprintf(buffer, sizeof(buffer), "%s\n", dev->name);  in do_active_device()
76 	struct parport_device_info *info = table->extra2;  in do_autoprobe()
82 		return -EACCES;  in do_autoprobe()
89 	if ((str = info->class_name) != NULL)  in do_autoprobe()
90 		len += scnprintf (buffer + len, sizeof(buffer) - len, "CLASS:%s;\n", str);  in do_autoprobe()
92 	if ((str = info->model) != NULL)  in do_autoprobe()
93 		len += scnprintf (buffer + len, sizeof(buffer) - len, "MODEL:%s;\n", str);  in do_autoprobe()
95 	if ((str = info->mfr) != NULL)  in do_autoprobe()
96 		len += scnprintf (buffer + len, sizeof(buffer) - len, "MANUFACTURER:%s;\n", str);  in do_autoprobe()
98 	if ((str = info->description) != NULL)  in do_autoprobe()
99 		len += scnprintf (buffer + len, sizeof(buffer) - len, "DESCRIPTION:%s;\n", str);  in do_autoprobe()
101 	if ((str = info->cmdset) != NULL)  in do_autoprobe()
102 		len += scnprintf (buffer + len, sizeof(buffer) - len, "COMMAND SET:%s;\n", str);  in do_autoprobe()
119 	struct parport *port = (struct parport *)table->extra1;  in do_hardware_base_addr()
129 		return -EACCES;  in do_hardware_base_addr()
131 	len += scnprintf (buffer, sizeof(buffer), "%lu\t%lu\n", port->base, port->base_hi);  in do_hardware_base_addr()
146 	struct parport *port = (struct parport *)table->extra1;  in do_hardware_irq()
156 		return -EACCES;  in do_hardware_irq()
158 	len += scnprintf (buffer, sizeof(buffer), "%d\n", port->irq);  in do_hardware_irq()
173 	struct parport *port = (struct parport *)table->extra1;  in do_hardware_dma()
183 		return -EACCES;  in do_hardware_dma()
185 	len += scnprintf (buffer, sizeof(buffer), "%d\n", port->dma);  in do_hardware_dma()
200 	struct parport *port = (struct parport *)table->extra1;  in do_hardware_modes()
210 		return -EACCES;  in do_hardware_modes()
215 	if (port->modes & PARPORT_MODE_##x)				\  in do_hardware_modes()
216 		len += scnprintf(buffer + len, sizeof(buffer) - len, "%s%s", f++ ? "," : "", #x); \  in do_hardware_modes()
224 		printmode(DMA);  in do_hardware_modes()
277 			.procname	= "base-addr",
291 			.procname	= "dma",
423 		return -ENOMEM;  in parport_proc_register()
425 	t->device_dir[0].extra1 = port;  in parport_proc_register()
427 	t->vars[0].data = &port->spintime;  in parport_proc_register()
429 		t->vars[i].extra1 = port;  in parport_proc_register()
431 		t->vars[5 + i].extra2 = &port->probe_info[i];  in parport_proc_register()
435 	tmp_dir_path = kasprintf(GFP_KERNEL, "dev/parport/%s/devices", port->name);  in parport_proc_register()
437 		err = -ENOMEM;  in parport_proc_register()
441 	t->devices_header = register_sysctl(tmp_dir_path, t->device_dir);  in parport_proc_register()
442 	if (t->devices_header == NULL) {  in parport_proc_register()
443 		err = -ENOENT;  in parport_proc_register()
449 	tmp_dir_path = kasprintf(GFP_KERNEL, "dev/parport/%s", port->name);  in parport_proc_register()
451 		err = -ENOMEM;  in parport_proc_register()
455 	t->port_header = register_sysctl(tmp_dir_path, t->vars);  in parport_proc_register()
456 	if (t->port_header == NULL) {  in parport_proc_register()
457 		err = -ENOENT;  in parport_proc_register()
461 	port->sysctl_table = t;  in parport_proc_register()
467 	unregister_sysctl_table(t->devices_header);  in parport_proc_register()
479 	if (port->sysctl_table) {  in parport_proc_unregister()
480 		struct parport_sysctl_table *t = port->sysctl_table;  in parport_proc_unregister()
481 		port->sysctl_table = NULL;  in parport_proc_unregister()
482 		unregister_sysctl_table(t->devices_header);  in parport_proc_unregister()
483 		unregister_sysctl_table(t->port_header);  in parport_proc_unregister()
492 	struct parport * port = device->port;  in parport_device_proc_register()
498 		return -ENOMEM;  in parport_device_proc_register()
501 	tmp_dir_path = kasprintf(GFP_KERNEL, "dev/parport/%s/devices/%s", port->name, device->name);  in parport_device_proc_register()
503 		err = -ENOMEM;  in parport_device_proc_register()
507 	t->vars[0].data = &device->timeslice;  in parport_device_proc_register()
509 	t->sysctl_header = register_sysctl(tmp_dir_path, t->vars);  in parport_device_proc_register()
510 	if (t->sysctl_header == NULL) {  in parport_device_proc_register()
514 	device->sysctl_table = t;  in parport_device_proc_register()
527 	if (device->sysctl_table) {  in parport_device_proc_unregister()
528 		struct parport_device_sysctl_table *t = device->sysctl_table;  in parport_device_proc_unregister()
529 		device->sysctl_table = NULL;  in parport_device_proc_unregister()
530 		unregister_sysctl_table(t->sysctl_header);  in parport_device_proc_unregister()
543 		return -ENOMEM;  in parport_default_proc_register()