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-rw-r--r--kernel/sound/usb/line6/podhd.c192
1 files changed, 192 insertions, 0 deletions
diff --git a/kernel/sound/usb/line6/podhd.c b/kernel/sound/usb/line6/podhd.c
new file mode 100644
index 000000000..63dcaef41
--- /dev/null
+++ b/kernel/sound/usb/line6/podhd.c
@@ -0,0 +1,192 @@
+/*
+ * Line 6 Pod HD
+ *
+ * Copyright (C) 2011 Stefan Hajnoczi <stefanha@gmail.com>
+ *
+ * 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, version 2.
+ *
+ */
+
+#include <linux/usb.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+
+#include "driver.h"
+#include "pcm.h"
+
+enum {
+ LINE6_PODHD300,
+ LINE6_PODHD400,
+ LINE6_PODHD500_0,
+ LINE6_PODHD500_1,
+};
+
+#define PODHD_BYTES_PER_FRAME 6 /* 24bit audio (stereo) */
+
+static struct snd_ratden podhd_ratden = {
+ .num_min = 48000,
+ .num_max = 48000,
+ .num_step = 1,
+ .den = 1,
+};
+
+static struct line6_pcm_properties podhd_pcm_properties = {
+ .playback_hw = {
+ .info = (SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_PAUSE |
+ SNDRV_PCM_INFO_SYNC_START),
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .rates = SNDRV_PCM_RATE_48000,
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .channels_min = 2,
+ .channels_max = 2,
+ .buffer_bytes_max = 60000,
+ .period_bytes_min = 64,
+ .period_bytes_max = 8192,
+ .periods_min = 1,
+ .periods_max = 1024},
+ .capture_hw = {
+ .info = (SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_SYNC_START),
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .rates = SNDRV_PCM_RATE_48000,
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .channels_min = 2,
+ .channels_max = 2,
+ .buffer_bytes_max = 60000,
+ .period_bytes_min = 64,
+ .period_bytes_max = 8192,
+ .periods_min = 1,
+ .periods_max = 1024},
+ .rates = {
+ .nrats = 1,
+ .rats = &podhd_ratden},
+ .bytes_per_frame = PODHD_BYTES_PER_FRAME
+};
+
+/*
+ Try to init POD HD device.
+*/
+static int podhd_init(struct usb_line6 *line6,
+ const struct usb_device_id *id)
+{
+ int err;
+
+ /* initialize MIDI subsystem: */
+ err = line6_init_midi(line6);
+ if (err < 0)
+ return err;
+
+ /* initialize PCM subsystem: */
+ err = line6_init_pcm(line6, &podhd_pcm_properties);
+ if (err < 0)
+ return err;
+
+ /* register USB audio system: */
+ return snd_card_register(line6->card);
+}
+
+#define LINE6_DEVICE(prod) USB_DEVICE(0x0e41, prod)
+#define LINE6_IF_NUM(prod, n) USB_DEVICE_INTERFACE_NUMBER(0x0e41, prod, n)
+
+/* table of devices that work with this driver */
+static const struct usb_device_id podhd_id_table[] = {
+ { LINE6_DEVICE(0x5057), .driver_info = LINE6_PODHD300 },
+ { LINE6_DEVICE(0x5058), .driver_info = LINE6_PODHD400 },
+ { LINE6_IF_NUM(0x414D, 0), .driver_info = LINE6_PODHD500_0 },
+ { LINE6_IF_NUM(0x414D, 1), .driver_info = LINE6_PODHD500_1 },
+ {}
+};
+
+MODULE_DEVICE_TABLE(usb, podhd_id_table);
+
+static const struct line6_properties podhd_properties_table[] = {
+ [LINE6_PODHD300] = {
+ .id = "PODHD300",
+ .name = "POD HD300",
+ .capabilities = LINE6_CAP_CONTROL
+ | LINE6_CAP_PCM
+ | LINE6_CAP_HWMON,
+ .altsetting = 5,
+ .ep_ctrl_r = 0x84,
+ .ep_ctrl_w = 0x03,
+ .ep_audio_r = 0x82,
+ .ep_audio_w = 0x01,
+ },
+ [LINE6_PODHD400] = {
+ .id = "PODHD400",
+ .name = "POD HD400",
+ .capabilities = LINE6_CAP_CONTROL
+ | LINE6_CAP_PCM
+ | LINE6_CAP_HWMON,
+ .altsetting = 5,
+ .ep_ctrl_r = 0x84,
+ .ep_ctrl_w = 0x03,
+ .ep_audio_r = 0x82,
+ .ep_audio_w = 0x01,
+ },
+ [LINE6_PODHD500_0] = {
+ .id = "PODHD500",
+ .name = "POD HD500",
+ .capabilities = LINE6_CAP_CONTROL
+ | LINE6_CAP_PCM
+ | LINE6_CAP_HWMON,
+ .altsetting = 1,
+ .ep_ctrl_r = 0x81,
+ .ep_ctrl_w = 0x01,
+ .ep_audio_r = 0x86,
+ .ep_audio_w = 0x02,
+ },
+ [LINE6_PODHD500_1] = {
+ .id = "PODHD500",
+ .name = "POD HD500",
+ .capabilities = LINE6_CAP_CONTROL
+ | LINE6_CAP_PCM
+ | LINE6_CAP_HWMON,
+ .altsetting = 1,
+ .ep_ctrl_r = 0x81,
+ .ep_ctrl_w = 0x01,
+ .ep_audio_r = 0x86,
+ .ep_audio_w = 0x02,
+ },
+};
+
+/*
+ Probe USB device.
+*/
+static int podhd_probe(struct usb_interface *interface,
+ const struct usb_device_id *id)
+{
+ return line6_probe(interface, id, "Line6-PODHD",
+ &podhd_properties_table[id->driver_info],
+ podhd_init, sizeof(struct usb_line6));
+}
+
+static struct usb_driver podhd_driver = {
+ .name = KBUILD_MODNAME,
+ .probe = podhd_probe,
+ .disconnect = line6_disconnect,
+#ifdef CONFIG_PM
+ .suspend = line6_suspend,
+ .resume = line6_resume,
+ .reset_resume = line6_resume,
+#endif
+ .id_table = podhd_id_table,
+};
+
+module_usb_driver(podhd_driver);
+
+MODULE_DESCRIPTION("Line 6 PODHD USB driver");
+MODULE_LICENSE("GPL");