From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio
---
kernel/sound/usb/usx2y/usX2Yhwdep.c | 86 ++++++++++++++++++------------------------
1 files changed, 37 insertions(+), 49 deletions(-)
diff --git a/kernel/sound/usb/usx2y/usX2Yhwdep.c b/kernel/sound/usb/usx2y/usX2Yhwdep.c
index 36b3459..10868c3 100644
--- a/kernel/sound/usb/usx2y/usX2Yhwdep.c
+++ b/kernel/sound/usb/usx2y/usX2Yhwdep.c
@@ -1,23 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for Tascam US-X2Y USB soundcards
*
* FPGA Loader + ALSA Startup
*
* Copyright (c) 2003 by Karsten Wiese <annabellesgarden@yahoo.de>
- *
- * 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, or
- * (at your option) any later version.
- *
- * 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/interrupt.h>
@@ -42,7 +29,7 @@
vmf->pgoff);
offset = vmf->pgoff << PAGE_SHIFT;
- vaddr = (char *)((struct usX2Ydev *)vmf->vma->vm_private_data)->us428ctls_sharedmem + offset;
+ vaddr = (char *)((struct usx2ydev *)vmf->vma->vm_private_data)->us428ctls_sharedmem + offset;
page = virt_to_page(vaddr);
get_page(page);
vmf->page = page;
@@ -60,7 +47,7 @@
static int snd_us428ctls_mmap(struct snd_hwdep * hw, struct file *filp, struct vm_area_struct *area)
{
unsigned long size = (unsigned long)(area->vm_end - area->vm_start);
- struct usX2Ydev *us428 = hw->private_data;
+ struct usx2ydev *us428 = hw->private_data;
// FIXME this hwdep interface is used twice: fpga download and mmap for controlling Lights etc. Maybe better using 2 hwdep devs?
// so as long as the device isn't fully initialised yet we return -EBUSY here.
@@ -75,10 +62,11 @@
if (!us428->us428ctls_sharedmem) {
init_waitqueue_head(&us428->us428ctls_wait_queue_head);
- if(!(us428->us428ctls_sharedmem = snd_malloc_pages(sizeof(struct us428ctls_sharedmem), GFP_KERNEL)))
+ us428->us428ctls_sharedmem = alloc_pages_exact(sizeof(struct us428ctls_sharedmem), GFP_KERNEL);
+ if (!us428->us428ctls_sharedmem)
return -ENOMEM;
memset(us428->us428ctls_sharedmem, -1, sizeof(struct us428ctls_sharedmem));
- us428->us428ctls_sharedmem->CtlSnapShotLast = -2;
+ us428->us428ctls_sharedmem->ctl_snapshot_last = -2;
}
area->vm_ops = &us428ctls_vm_ops;
area->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
@@ -89,29 +77,29 @@
static __poll_t snd_us428ctls_poll(struct snd_hwdep *hw, struct file *file, poll_table *wait)
{
__poll_t mask = 0;
- struct usX2Ydev *us428 = hw->private_data;
+ struct usx2ydev *us428 = hw->private_data;
struct us428ctls_sharedmem *shm = us428->us428ctls_sharedmem;
if (us428->chip_status & USX2Y_STAT_CHIP_HUP)
return EPOLLHUP;
poll_wait(file, &us428->us428ctls_wait_queue_head, wait);
- if (shm != NULL && shm->CtlSnapShotLast != shm->CtlSnapShotRed)
+ if (shm != NULL && shm->ctl_snapshot_last != shm->ctl_snapshot_red)
mask |= EPOLLIN;
return mask;
}
-static int snd_usX2Y_hwdep_dsp_status(struct snd_hwdep *hw,
+static int snd_usx2y_hwdep_dsp_status(struct snd_hwdep *hw,
struct snd_hwdep_dsp_status *info)
{
- static char *type_ids[USX2Y_TYPE_NUMS] = {
+ static const char * const type_ids[USX2Y_TYPE_NUMS] = {
[USX2Y_TYPE_122] = "us122",
[USX2Y_TYPE_224] = "us224",
[USX2Y_TYPE_428] = "us428",
};
- struct usX2Ydev *us428 = hw->private_data;
+ struct usx2ydev *us428 = hw->private_data;
int id = -1;
switch (le16_to_cpu(us428->dev->descriptor.idProduct)) {
@@ -136,56 +124,56 @@
}
-static int usX2Y_create_usbmidi(struct snd_card *card)
+static int usx2y_create_usbmidi(struct snd_card *card)
{
- static struct snd_usb_midi_endpoint_info quirk_data_1 = {
+ static const struct snd_usb_midi_endpoint_info quirk_data_1 = {
.out_ep = 0x06,
.in_ep = 0x06,
.out_cables = 0x001,
.in_cables = 0x001
};
- static struct snd_usb_audio_quirk quirk_1 = {
+ static const struct snd_usb_audio_quirk quirk_1 = {
.vendor_name = "TASCAM",
.product_name = NAME_ALLCAPS,
.ifnum = 0,
.type = QUIRK_MIDI_FIXED_ENDPOINT,
.data = &quirk_data_1
};
- static struct snd_usb_midi_endpoint_info quirk_data_2 = {
+ static const struct snd_usb_midi_endpoint_info quirk_data_2 = {
.out_ep = 0x06,
.in_ep = 0x06,
.out_cables = 0x003,
.in_cables = 0x003
};
- static struct snd_usb_audio_quirk quirk_2 = {
+ static const struct snd_usb_audio_quirk quirk_2 = {
.vendor_name = "TASCAM",
.product_name = "US428",
.ifnum = 0,
.type = QUIRK_MIDI_FIXED_ENDPOINT,
.data = &quirk_data_2
};
- struct usb_device *dev = usX2Y(card)->dev;
+ struct usb_device *dev = usx2y(card)->dev;
struct usb_interface *iface = usb_ifnum_to_if(dev, 0);
- struct snd_usb_audio_quirk *quirk =
+ const struct snd_usb_audio_quirk *quirk =
le16_to_cpu(dev->descriptor.idProduct) == USB_ID_US428 ?
&quirk_2 : &quirk_1;
- snd_printdd("usX2Y_create_usbmidi \n");
- return snd_usbmidi_create(card, iface, &usX2Y(card)->midi_list, quirk);
+ snd_printdd("usx2y_create_usbmidi \n");
+ return snd_usbmidi_create(card, iface, &usx2y(card)->midi_list, quirk);
}
-static int usX2Y_create_alsa_devices(struct snd_card *card)
+static int usx2y_create_alsa_devices(struct snd_card *card)
{
int err;
do {
- if ((err = usX2Y_create_usbmidi(card)) < 0) {
- snd_printk(KERN_ERR "usX2Y_create_alsa_devices: usX2Y_create_usbmidi error %i \n", err);
+ if ((err = usx2y_create_usbmidi(card)) < 0) {
+ snd_printk(KERN_ERR "usx2y_create_alsa_devices: usx2y_create_usbmidi error %i \n", err);
break;
}
- if ((err = usX2Y_audio_create(card)) < 0)
+ if ((err = usx2y_audio_create(card)) < 0)
break;
- if ((err = usX2Y_hwdep_pcm_new(card)) < 0)
+ if ((err = usx2y_hwdep_pcm_new(card)) < 0)
break;
if ((err = snd_card_register(card)) < 0)
break;
@@ -194,10 +182,10 @@
return err;
}
-static int snd_usX2Y_hwdep_dsp_load(struct snd_hwdep *hw,
+static int snd_usx2y_hwdep_dsp_load(struct snd_hwdep *hw,
struct snd_hwdep_dsp_image *dsp)
{
- struct usX2Ydev *priv = hw->private_data;
+ struct usx2ydev *priv = hw->private_data;
struct usb_device* dev = priv->dev;
int lret, err;
char *buf;
@@ -218,19 +206,19 @@
return err;
if (dsp->index == 1) {
msleep(250); // give the device some time
- err = usX2Y_AsyncSeq04_init(priv);
+ err = usx2y_async_seq04_init(priv);
if (err) {
- snd_printk(KERN_ERR "usX2Y_AsyncSeq04_init error \n");
+ snd_printk(KERN_ERR "usx2y_async_seq04_init error \n");
return err;
}
- err = usX2Y_In04_init(priv);
+ err = usx2y_in04_init(priv);
if (err) {
- snd_printk(KERN_ERR "usX2Y_In04_init error \n");
+ snd_printk(KERN_ERR "usx2y_in04_init error \n");
return err;
}
- err = usX2Y_create_alsa_devices(hw->card);
+ err = usx2y_create_alsa_devices(hw->card);
if (err) {
- snd_printk(KERN_ERR "usX2Y_create_alsa_devices error %i \n", err);
+ snd_printk(KERN_ERR "usx2y_create_alsa_devices error %i \n", err);
snd_card_free(hw->card);
return err;
}
@@ -241,7 +229,7 @@
}
-int usX2Y_hwdep_new(struct snd_card *card, struct usb_device* device)
+int usx2y_hwdep_new(struct snd_card *card, struct usb_device* device)
{
int err;
struct snd_hwdep *hw;
@@ -250,9 +238,9 @@
return err;
hw->iface = SNDRV_HWDEP_IFACE_USX2Y;
- hw->private_data = usX2Y(card);
- hw->ops.dsp_status = snd_usX2Y_hwdep_dsp_status;
- hw->ops.dsp_load = snd_usX2Y_hwdep_dsp_load;
+ hw->private_data = usx2y(card);
+ hw->ops.dsp_status = snd_usx2y_hwdep_dsp_status;
+ hw->ops.dsp_load = snd_usx2y_hwdep_dsp_load;
hw->ops.mmap = snd_us428ctls_mmap;
hw->ops.poll = snd_us428ctls_poll;
hw->exclusive = 1;
--
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