ASoC: tpa6130a2: Support for limiting gain

[safe/jmp/linux-2.6] / sound / usb / ua101.c

diff --git a/sound/usb/ua101.c b/sound/usb/ua101.c
index 4f4ccdf..3d458d3 100644 (file)
--- a/sound/usb/ua101.c
+++ b/sound/usb/ua101.c
@@ -1,5 +1,5 @@
 /*
- * Edirol UA-101 driver
+ * Edirol UA-101/UA-1000 driver
  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
  *
  * This driver is free software: you can redistribute it and/or modify
@@ -25,13 +25,10 @@
 #include <sound/pcm_params.h>
 #include "usbaudio.h"
 
-MODULE_DESCRIPTION("Edirol UA-101 driver");
+MODULE_DESCRIPTION("Edirol UA-101/1000 driver");
 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
 MODULE_LICENSE("GPL v2");
-MODULE_SUPPORTED_DEVICE("{{Edirol,UA-101}}");
-
-/* I use my UA-1A for testing because I don't have a UA-101 ... */
-#define UA1A_HACK
+MODULE_SUPPORTED_DEVICE("{{Edirol,UA-101},{Edirol,UA-1000}}");
 
 /*
  * Should not be lower than the minimum scheduling delay of the host
@@ -132,9 +129,6 @@ struct ua101 {
                        dma_addr_t dma;
                } buffers[MAX_MEMORY_BUFFERS];
        } capture, playback;
-
-       unsigned int fps[10];
-       unsigned int frame_counter;
 };
 
 static DEFINE_MUTEX(devices_mutex);
@@ -424,16 +418,6 @@ static void capture_urb_complete(struct urb *urb)
        if (do_period_elapsed)
                snd_pcm_period_elapsed(stream->substream);
 
-       /* for debugging: measure the sample rate relative to the USB clock */
-       ua->fps[ua->frame_counter++ / ua->packets_per_second] += frames;
-       if (ua->frame_counter >= ARRAY_SIZE(ua->fps) * ua->packets_per_second) {
-               printk(KERN_DEBUG "capture rate:");
-               for (frames = 0; frames < ARRAY_SIZE(ua->fps); ++frames)
-                       printk(KERN_CONT " %u", ua->fps[frames]);
-               printk(KERN_CONT "\n");
-               memset(ua->fps, 0, sizeof(ua->fps));
-               ua->frame_counter = 0;
-       }
        return;
 
 stream_stopped:
@@ -1200,13 +1184,30 @@ static int ua101_probe(struct usb_interface *interface,
                .type = QUIRK_MIDI_FIXED_ENDPOINT,
                .data = &midi_ep
        };
+       static const int intf_numbers[2][3] = {
+               {       /* UA-101 */
+                       [INTF_PLAYBACK] = 0,
+                       [INTF_CAPTURE] = 1,
+                       [INTF_MIDI] = 2,
+               },
+               {       /* UA-1000 */
+                       [INTF_CAPTURE] = 1,
+                       [INTF_PLAYBACK] = 2,
+                       [INTF_MIDI] = 3,
+               },
+       };
        struct snd_card *card;
        struct ua101 *ua;
        unsigned int card_index, i;
+       int is_ua1000;
+       const char *name;
        char usb_path[32];
        int err;
 
-       if (interface->altsetting->desc.bInterfaceNumber != 0)
+       is_ua1000 = usb_id->idProduct == 0x0044;
+
+       if (interface->altsetting->desc.bInterfaceNumber !=
+           intf_numbers[is_ua1000][0])
                return -ENODEV;
 
        mutex_lock(&devices_mutex);
@@ -1239,20 +1240,13 @@ static int ua101_probe(struct usb_interface *interface,
        init_waitqueue_head(&ua->rate_feedback_wait);
        init_waitqueue_head(&ua->alsa_playback_wait);
 
-#ifdef UA1A_HACK
-       if (ua->dev->descriptor.idProduct == cpu_to_le16(0x0018)) {
-               ua->intf[2] = interface;
-               ua->intf[0] = usb_ifnum_to_if(ua->dev, 1);
-               ua->intf[1] = usb_ifnum_to_if(ua->dev, 2);
-               usb_driver_claim_interface(&ua101_driver, ua->intf[0], ua);
-               usb_driver_claim_interface(&ua101_driver, ua->intf[1], ua);
-       } else {
-#endif
        ua->intf[0] = interface;
        for (i = 1; i < ARRAY_SIZE(ua->intf); ++i) {
-               ua->intf[i] = usb_ifnum_to_if(ua->dev, i);
+               ua->intf[i] = usb_ifnum_to_if(ua->dev,
+                                             intf_numbers[is_ua1000][i]);
                if (!ua->intf[i]) {
-                       dev_err(&ua->dev->dev, "interface %u not found\n", i);
+                       dev_err(&ua->dev->dev, "interface %u not found\n",
+                               intf_numbers[is_ua1000][i]);
                        err = -ENXIO;
                        goto probe_error;
                }
@@ -1264,39 +1258,19 @@ static int ua101_probe(struct usb_interface *interface,
                        goto probe_error;
                }
        }
-#ifdef UA1A_HACK
-       }
-#endif
 
        snd_card_set_dev(card, &interface->dev);
 
-#ifdef UA1A_HACK
-       if (ua->dev->descriptor.idProduct == cpu_to_le16(0x0018)) {
-               ua->format_bit = SNDRV_PCM_FMTBIT_S16_LE;
-               ua->rate = 44100;
-               ua->packets_per_second = 1000;
-               ua->capture.channels = 2;
-               ua->playback.channels = 2;
-               ua->capture.frame_bytes = 4;
-               ua->playback.frame_bytes = 4;
-               ua->capture.usb_pipe = usb_rcvisocpipe(ua->dev, 2);
-               ua->playback.usb_pipe = usb_sndisocpipe(ua->dev, 1);
-               ua->capture.max_packet_bytes = 192;
-               ua->playback.max_packet_bytes = 192;
-       } else {
-#endif
        err = detect_usb_format(ua);
        if (err < 0)
                goto probe_error;
-#ifdef UA1A_HACK
-       }
-#endif
 
+       name = usb_id->idProduct == 0x0044 ? "UA-1000" : "UA-101";
        strcpy(card->driver, "UA-101");
-       strcpy(card->shortname, "UA-101");
+       strcpy(card->shortname, name);
        usb_make_path(ua->dev, usb_path, sizeof(usb_path));
        snprintf(ua->card->longname, sizeof(ua->card->longname),
-                "EDIROL UA-101 (serial %s), %u Hz at %s, %s speed",
+                "EDIROL %s (serial %s), %u Hz at %s, %s speed", name,
                 ua->dev->serial ? ua->dev->serial : "?", ua->rate, usb_path,
                 ua->dev->speed == USB_SPEED_HIGH ? "high" : "full");
 
@@ -1314,24 +1288,18 @@ static int ua101_probe(struct usb_interface *interface,
        if (err < 0)
                goto probe_error;
 
-       err = snd_pcm_new(card, "UA-101", 0, 1, 1, &ua->pcm);
+       err = snd_pcm_new(card, name, 0, 1, 1, &ua->pcm);
        if (err < 0)
                goto probe_error;
        ua->pcm->private_data = ua;
-       strcpy(ua->pcm->name, "UA-101");
+       strcpy(ua->pcm->name, name);
        snd_pcm_set_ops(ua->pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_pcm_ops);
        snd_pcm_set_ops(ua->pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_pcm_ops);
 
-#ifdef UA1A_HACK
-       if (ua->dev->descriptor.idProduct != cpu_to_le16(0x0018)) {
-#endif
        err = snd_usbmidi_create(card, ua->intf[INTF_MIDI],
                                 &ua->midi_list, &midi_quirk);
        if (err < 0)
                goto probe_error;
-#ifdef UA1A_HACK
-       }
-#endif
 
        err = snd_card_register(card);
        if (err < 0)
@@ -1386,11 +1354,9 @@ static void ua101_disconnect(struct usb_interface *interface)
 }
 
 static struct usb_device_id ua101_ids[] = {
-#ifdef UA1A_HACK
-       { USB_DEVICE(0x0582, 0x0018) },
-#endif
-       { USB_DEVICE(0x0582, 0x007d) },
-       { USB_DEVICE(0x0582, 0x008d) },
+       { USB_DEVICE(0x0582, 0x0044) }, /* UA-1000 high speed */
+       { USB_DEVICE(0x0582, 0x007d) }, /* UA-101 high speed */
+       { USB_DEVICE(0x0582, 0x008d) }, /* UA-101 full speed */
        { }
 };
 MODULE_DEVICE_TABLE(usb, ua101_ids);