Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Copyright (C) 2007, 2008 Karsten Wiese <fzu@wemgehoertderstaat.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) #include <linux/usb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #include <linux/usb/audio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <sound/hwdep.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <sound/initval.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #define MODNAME "US122L"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include "usb_stream.c"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include "../usbaudio.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include "../midi.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include "us122l.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) MODULE_AUTHOR("Karsten Wiese <fzu@wemgehoertderstaat.de>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) MODULE_DESCRIPTION("TASCAM "NAME_ALLCAPS" Version 0.5");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-max */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* Id for this card */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 							/* Enable this card */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) module_param_array(index, int, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) MODULE_PARM_DESC(index, "Index value for "NAME_ALLCAPS".");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) module_param_array(id, charp, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) MODULE_PARM_DESC(id, "ID string for "NAME_ALLCAPS".");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) module_param_array(enable, bool, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS".");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) /* driver_info flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) #define US122L_FLAG_US144	BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) static int snd_us122l_card_used[SNDRV_CARDS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) static int us122l_create_usbmidi(struct snd_card *card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	static const struct snd_usb_midi_endpoint_info quirk_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 		.out_ep = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 		.in_ep = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 		.out_cables =	0x001,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 		.in_cables =	0x001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	static const struct snd_usb_audio_quirk quirk = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 		.vendor_name =	"US122L",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 		.product_name =	NAME_ALLCAPS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 		.ifnum = 	1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 		.type = QUIRK_MIDI_US122L,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 		.data = &quirk_data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	struct usb_device *dev = US122L(card)->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	struct usb_interface *iface = usb_ifnum_to_if(dev, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	return snd_usbmidi_create(card, iface,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 				  &US122L(card)->midi_list, &quirk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) static int us144_create_usbmidi(struct snd_card *card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	static const struct snd_usb_midi_endpoint_info quirk_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 		.out_ep = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 		.in_ep = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 		.out_cables =	0x001,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 		.in_cables =	0x001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	static const struct snd_usb_audio_quirk quirk = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 		.vendor_name =	"US144",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 		.product_name =	NAME_ALLCAPS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 		.ifnum = 	0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 		.type = QUIRK_MIDI_US122L,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 		.data = &quirk_data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	struct usb_device *dev = US122L(card)->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	struct usb_interface *iface = usb_ifnum_to_if(dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	return snd_usbmidi_create(card, iface,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 				  &US122L(card)->midi_list, &quirk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) static void pt_info_set(struct usb_device *dev, u8 v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	ret = usb_control_msg_send(dev, 0, 'I',
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 				   USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 				   v, 0, NULL, 0, 1000, GFP_NOIO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	snd_printdd(KERN_DEBUG "%i\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) static void usb_stream_hwdep_vm_open(struct vm_area_struct *area)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	struct us122l *us122l = area->vm_private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	atomic_inc(&us122l->mmap_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static vm_fault_t usb_stream_hwdep_vm_fault(struct vm_fault *vmf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	unsigned long offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	struct page *page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	void *vaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	struct us122l *us122l = vmf->vma->vm_private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	struct usb_stream *s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	s = us122l->sk.s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	if (!s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 		goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	offset = vmf->pgoff << PAGE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	if (offset < PAGE_ALIGN(s->read_size))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 		vaddr = (char *)s + offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 		offset -= PAGE_ALIGN(s->read_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 		if (offset >= PAGE_ALIGN(s->write_size))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 			goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		vaddr = us122l->sk.write_page + offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	page = virt_to_page(vaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	get_page(page);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	vmf->page = page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	return VM_FAULT_SIGBUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) static void usb_stream_hwdep_vm_close(struct vm_area_struct *area)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	struct us122l *us122l = area->vm_private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	atomic_dec(&us122l->mmap_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) static const struct vm_operations_struct usb_stream_hwdep_vm_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	.open = usb_stream_hwdep_vm_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 	.fault = usb_stream_hwdep_vm_fault,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	.close = usb_stream_hwdep_vm_close,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static int usb_stream_hwdep_open(struct snd_hwdep *hw, struct file *file)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	struct us122l	*us122l = hw->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	struct usb_interface *iface;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	snd_printdd(KERN_DEBUG "%p %p\n", hw, file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	if (hw->used >= 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 		return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	if (!us122l->first)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 		us122l->first = file;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	if (us122l->is_us144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 		iface = usb_ifnum_to_if(us122l->dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 		usb_autopm_get_interface(iface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	iface = usb_ifnum_to_if(us122l->dev, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	usb_autopm_get_interface(iface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) static int usb_stream_hwdep_release(struct snd_hwdep *hw, struct file *file)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	struct us122l	*us122l = hw->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	struct usb_interface *iface;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	snd_printdd(KERN_DEBUG "%p %p\n", hw, file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	if (us122l->is_us144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 		iface = usb_ifnum_to_if(us122l->dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 		usb_autopm_put_interface(iface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	iface = usb_ifnum_to_if(us122l->dev, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	usb_autopm_put_interface(iface);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	if (us122l->first == file)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 		us122l->first = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 	if (us122l->master == file)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 		us122l->master = us122l->slave;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	us122l->slave = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) static int usb_stream_hwdep_mmap(struct snd_hwdep *hw,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 				 struct file *filp, struct vm_area_struct *area)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	unsigned long	size = area->vm_end - area->vm_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 	struct us122l	*us122l = hw->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	unsigned long offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	struct usb_stream *s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	int err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	bool read;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	offset = area->vm_pgoff << PAGE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	s = us122l->sk.s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	read = offset < s->read_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	if (read && area->vm_flags & VM_WRITE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 		err = -EPERM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 	snd_printdd(KERN_DEBUG "%lu %u\n", size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 		    read ? s->read_size : s->write_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	/* if userspace tries to mmap beyond end of our buffer, fail */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	if (size > PAGE_ALIGN(read ? s->read_size : s->write_size)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 		snd_printk(KERN_WARNING "%lu > %u\n", size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 			   read ? s->read_size : s->write_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 		err = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	area->vm_ops = &usb_stream_hwdep_vm_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	area->vm_flags |= VM_DONTDUMP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	if (!read)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 		area->vm_flags |= VM_DONTEXPAND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	area->vm_private_data = us122l;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	atomic_inc(&us122l->mmap_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) static __poll_t usb_stream_hwdep_poll(struct snd_hwdep *hw,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 					  struct file *file, poll_table *wait)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 	struct us122l	*us122l = hw->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 	unsigned	*polled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 	__poll_t	mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 	poll_wait(file, &us122l->sk.sleep, wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 	mask = EPOLLIN | EPOLLOUT | EPOLLWRNORM | EPOLLERR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 	if (mutex_trylock(&us122l->mutex)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 		struct usb_stream *s = us122l->sk.s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 		if (s && s->state == usb_stream_ready) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 			if (us122l->first == file)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 				polled = &s->periods_polled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 			else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 				polled = &us122l->second_periods_polled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 			if (*polled != s->periods_done) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 				*polled = s->periods_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 				mask = EPOLLIN | EPOLLOUT | EPOLLWRNORM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 			} else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 				mask = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 		mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 	return mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) static void us122l_stop(struct us122l *us122l)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 	struct list_head *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 	list_for_each(p, &us122l->midi_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 		snd_usbmidi_input_stop(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 	usb_stream_stop(&us122l->sk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 	usb_stream_free(&us122l->sk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) static int us122l_set_sample_rate(struct usb_device *dev, int rate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	unsigned int ep = 0x81;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 	unsigned char data[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 	data[0] = rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 	data[1] = rate >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 	data[2] = rate >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 	err = usb_control_msg_send(dev, 0, UAC_SET_CUR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 				   USB_TYPE_CLASS | USB_RECIP_ENDPOINT | USB_DIR_OUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 				   UAC_EP_CS_ATTR_SAMPLE_RATE << 8, ep, data, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 				   1000, GFP_NOIO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 	if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 		snd_printk(KERN_ERR "%d: cannot set freq %d to ep 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 			   dev->devnum, rate, ep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) static bool us122l_start(struct us122l *us122l,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 			 unsigned rate, unsigned period_frames)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 	struct list_head *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) 	unsigned use_packsize = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 	bool success = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) 	if (us122l->dev->speed == USB_SPEED_HIGH) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 		/* The us-122l's descriptor defaults to iso max_packsize 78,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 		   which isn't needed for samplerates <= 48000.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) 		   Lets save some memory:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) 		*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) 		switch (rate) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) 		case 44100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) 			use_packsize = 36;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) 		case 48000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) 			use_packsize = 42;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) 		case 88200:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) 			use_packsize = 72;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) 	if (!usb_stream_new(&us122l->sk, us122l->dev, 1, 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) 			    rate, use_packsize, period_frames, 6))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) 	err = us122l_set_sample_rate(us122l->dev, rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) 		us122l_stop(us122l);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) 		snd_printk(KERN_ERR "us122l_set_sample_rate error \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) 	err = usb_stream_start(&us122l->sk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) 		us122l_stop(us122l);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) 		snd_printk(KERN_ERR "us122l_start error %i \n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) 	list_for_each(p, &us122l->midi_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) 		snd_usbmidi_input_start(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) 	success = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) 	return success;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) 				  unsigned cmd, unsigned long arg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) 	struct usb_stream_config cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) 	struct us122l *us122l = hw->private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) 	struct usb_stream *s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) 	unsigned min_period_frames;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) 	int err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) 	bool high_speed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) 	if (cmd != SNDRV_USB_STREAM_IOCTL_SET_PARAMS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) 		return -ENOTTY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) 	if (copy_from_user(&cfg, (void __user *)arg, sizeof(cfg)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) 		return -EFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) 	if (cfg.version != USB_STREAM_INTERFACE_VERSION)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) 	high_speed = us122l->dev->speed == USB_SPEED_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) 	if ((cfg.sample_rate != 44100 && cfg.sample_rate != 48000  &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) 	     (!high_speed ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) 	      (cfg.sample_rate != 88200 && cfg.sample_rate != 96000))) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) 	    cfg.frame_size != 6 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) 	    cfg.period_frames > 0x3000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) 	switch (cfg.sample_rate) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) 	case 44100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) 		min_period_frames = 48;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) 	case 48000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) 		min_period_frames = 52;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) 		min_period_frames = 104;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) 	if (!high_speed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) 		min_period_frames <<= 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) 	if (cfg.period_frames < min_period_frames)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) 	snd_power_wait(hw->card, SNDRV_CTL_POWER_D0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) 	s = us122l->sk.s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) 	if (!us122l->master)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) 		us122l->master = file;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) 	else if (us122l->master != file) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) 		if (!s || memcmp(&cfg, &s->cfg, sizeof(cfg))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) 			err = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) 			goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) 		us122l->slave = file;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) 	if (!s || memcmp(&cfg, &s->cfg, sizeof(cfg)) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) 	    s->state == usb_stream_xrun) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) 		us122l_stop(us122l);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) 		if (!us122l_start(us122l, cfg.sample_rate, cfg.period_frames))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) 			err = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) 		else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) 			err = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) 	wake_up_all(&us122l->sk.sleep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) #define SND_USB_STREAM_ID "USB STREAM"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) static int usb_stream_hwdep_new(struct snd_card *card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) 	struct snd_hwdep *hw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) 	struct usb_device *dev = US122L(card)->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) 	err = snd_hwdep_new(card, SND_USB_STREAM_ID, 0, &hw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) 	hw->iface = SNDRV_HWDEP_IFACE_USB_STREAM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) 	hw->private_data = US122L(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) 	hw->ops.open = usb_stream_hwdep_open;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) 	hw->ops.release = usb_stream_hwdep_release;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) 	hw->ops.ioctl = usb_stream_hwdep_ioctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) 	hw->ops.ioctl_compat = usb_stream_hwdep_ioctl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) 	hw->ops.mmap = usb_stream_hwdep_mmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) 	hw->ops.poll = usb_stream_hwdep_poll;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) 	sprintf(hw->name, "/dev/bus/usb/%03d/%03d/hwdeppcm",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) 		dev->bus->busnum, dev->devnum);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) static bool us122l_create_card(struct snd_card *card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) 	struct us122l *us122l = US122L(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) 	if (us122l->is_us144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) 		err = usb_set_interface(us122l->dev, 0, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) 		if (err) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) 			snd_printk(KERN_ERR "usb_set_interface error \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) 			return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) 	err = usb_set_interface(us122l->dev, 1, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) 	if (err) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) 		snd_printk(KERN_ERR "usb_set_interface error \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) 		return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) 	pt_info_set(us122l->dev, 0x11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) 	pt_info_set(us122l->dev, 0x10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) 	if (!us122l_start(us122l, 44100, 256))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) 		return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) 	if (us122l->is_us144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) 		err = us144_create_usbmidi(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) 		err = us122l_create_usbmidi(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) 		snd_printk(KERN_ERR "us122l_create_usbmidi error %i \n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) 		goto stop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) 	err = usb_stream_hwdep_new(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) /* release the midi resources */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) 		struct list_head *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) 		list_for_each(p, &us122l->midi_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) 			snd_usbmidi_disconnect(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) 		goto stop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) 	return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) stop:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) 	us122l_stop(us122l);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) 	return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) static void snd_us122l_free(struct snd_card *card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) 	struct us122l	*us122l = US122L(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) 	int		index = us122l->card_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) 	if (index >= 0  &&  index < SNDRV_CARDS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) 		snd_us122l_card_used[index] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) static int usx2y_create_card(struct usb_device *device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) 			     struct usb_interface *intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) 			     struct snd_card **cardp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) 			     unsigned long flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) 	int		dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) 	for (dev = 0; dev < SNDRV_CARDS; ++dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) 		if (enable[dev] && !snd_us122l_card_used[dev])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) 	if (dev >= SNDRV_CARDS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) 	err = snd_card_new(&intf->dev, index[dev], id[dev], THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) 			   sizeof(struct us122l), &card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) 	snd_us122l_card_used[US122L(card)->card_index = dev] = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) 	card->private_free = snd_us122l_free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) 	US122L(card)->dev = device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) 	mutex_init(&US122L(card)->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) 	init_waitqueue_head(&US122L(card)->sk.sleep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) 	US122L(card)->is_us144 = flags & US122L_FLAG_US144;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) 	INIT_LIST_HEAD(&US122L(card)->midi_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) 	strcpy(card->driver, "USB "NAME_ALLCAPS"");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) 	sprintf(card->shortname, "TASCAM "NAME_ALLCAPS"");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) 	sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) 		card->shortname,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) 		le16_to_cpu(device->descriptor.idVendor),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) 		le16_to_cpu(device->descriptor.idProduct),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) 		0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) 		US122L(card)->dev->bus->busnum,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) 		US122L(card)->dev->devnum
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) 		);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) 	*cardp = card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) static int us122l_usb_probe(struct usb_interface *intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) 			    const struct usb_device_id *device_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) 			    struct snd_card **cardp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) 	struct usb_device *device = interface_to_usbdev(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) 	err = usx2y_create_card(device, intf, &card, device_id->driver_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) 	if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) 	if (!us122l_create_card(card)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) 		snd_card_free(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) 	err = snd_card_register(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) 		snd_card_free(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) 	usb_get_intf(usb_ifnum_to_if(device, 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) 	usb_get_dev(device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) 	*cardp = card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) static int snd_us122l_probe(struct usb_interface *intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) 			    const struct usb_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) 	struct usb_device *device = interface_to_usbdev(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) 	if (id->driver_info & US122L_FLAG_US144 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) 			device->speed == USB_SPEED_HIGH) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) 		snd_printk(KERN_ERR "disable ehci-hcd to run US-144 \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) 	snd_printdd(KERN_DEBUG"%p:%i\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) 		    intf, intf->cur_altsetting->desc.bInterfaceNumber);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) 	if (intf->cur_altsetting->desc.bInterfaceNumber != 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) 	err = us122l_usb_probe(usb_get_intf(intf), id, &card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) 		usb_put_intf(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) 	usb_set_intfdata(intf, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) static void snd_us122l_disconnect(struct usb_interface *intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) 	struct us122l *us122l;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) 	struct list_head *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) 	card = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) 	if (!card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) 	snd_card_disconnect(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) 	us122l = US122L(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) 	us122l_stop(us122l);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) /* release the midi resources */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) 	list_for_each(p, &us122l->midi_list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) 		snd_usbmidi_disconnect(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) 	usb_put_intf(usb_ifnum_to_if(us122l->dev, 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) 	usb_put_intf(usb_ifnum_to_if(us122l->dev, 1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) 	usb_put_dev(us122l->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) 	while (atomic_read(&us122l->mmap_count))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) 		msleep(500);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) 	snd_card_free(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) 	struct us122l *us122l;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) 	struct list_head *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) 	card = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) 	if (!card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) 	us122l = US122L(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) 	if (!us122l)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) 	list_for_each(p, &us122l->midi_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) 		snd_usbmidi_input_stop(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) 	usb_stream_stop(&us122l->sk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) static int snd_us122l_resume(struct usb_interface *intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) 	struct us122l *us122l;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) 	struct list_head *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) 	card = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) 	if (!card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) 	us122l = US122L(card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) 	if (!us122l)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) 	mutex_lock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) 	/* needed, doesn't restart without: */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) 	if (us122l->is_us144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) 		err = usb_set_interface(us122l->dev, 0, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) 		if (err) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) 			snd_printk(KERN_ERR "usb_set_interface error \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) 			goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) 	err = usb_set_interface(us122l->dev, 1, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) 	if (err) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) 		snd_printk(KERN_ERR "usb_set_interface error \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) 		goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) 	pt_info_set(us122l->dev, 0x11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) 	pt_info_set(us122l->dev, 0x10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) 	err = us122l_set_sample_rate(us122l->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) 				     us122l->sk.s->cfg.sample_rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) 		snd_printk(KERN_ERR "us122l_set_sample_rate error \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) 		goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) 	err = usb_stream_start(&us122l->sk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) 	if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) 		goto unlock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) 	list_for_each(p, &us122l->midi_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) 		snd_usbmidi_input_start(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) unlock:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) 	mutex_unlock(&us122l->mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) 	return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) static const struct usb_device_id snd_us122l_usb_id_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) 	{
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) 		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) 		.idVendor =	0x0644,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) 		.idProduct =	USB_ID_US122L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) 	{	/* US-144 only works at USB1.1! Disable module ehci-hcd. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) 		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) 		.idVendor =	0x0644,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) 		.idProduct =	USB_ID_US144,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) 		.driver_info =	US122L_FLAG_US144
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) 	{
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) 		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) 		.idVendor =	0x0644,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) 		.idProduct =	USB_ID_US122MKII
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) 	{
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) 		.match_flags =	USB_DEVICE_ID_MATCH_DEVICE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) 		.idVendor =	0x0644,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) 		.idProduct =	USB_ID_US144MKII,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) 		.driver_info =	US122L_FLAG_US144
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) 	{ /* terminator */ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) MODULE_DEVICE_TABLE(usb, snd_us122l_usb_id_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) static struct usb_driver snd_us122l_usb_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) 	.name =		"snd-usb-us122l",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) 	.probe =	snd_us122l_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) 	.disconnect =	snd_us122l_disconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) 	.suspend =	snd_us122l_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) 	.resume =	snd_us122l_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) 	.reset_resume =	snd_us122l_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) 	.id_table =	snd_us122l_usb_id_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) 	.supports_autosuspend = 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) module_usb_driver(snd_us122l_usb_driver);