[ALSA] caiaq - support for Native Instrument's RigKontrol3

This patch adds support for Native Instrument's upcoming
RigKontrol3 sound interface.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

5 files changed, 45 insertions, 4 deletions

diff --git a/sound/usb/Kconfig b/sound/usb/Kconfig
index 315360f31278..706143826aff 100644
--- a/sound/usb/Kconfig
+++ b/sound/usb/Kconfig
@@ -40,6 +40,7 @@ config SND_USB_CAIAQ
            namely:
 
             * Native Instruments RigKontrol2
+            * Native Instruments RigKontrol3
             * Native Instruments Kore Controller
             * Native Instruments Audio Kontrol 1
             * Native Instruments Audio 8 DJ
@@ -55,6 +56,7 @@ config SND_USB_CAIAQ_INPUT
           alpha dials and analog pedals on the following products:
 
            * Native Instruments RigKontrol2
+           * Native Instruments RigKontrol3
            * Native Instruments Audio Kontrol 1
 
 endmenu
diff --git a/sound/usb/caiaq/caiaq-audio.c b/sound/usb/caiaq/caiaq-audio.c
index 0414d766ba07..0666908a2361 100644
--- a/sound/usb/caiaq/caiaq-audio.c
+++ b/sound/usb/caiaq/caiaq-audio.c
@@ -648,6 +648,7 @@ int __devinit snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
         dev->samplerates = dev->pcm_info.rates;
         switch (dev->chip.usb_id) {
         case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
+        case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
                 dev->samplerates |= SNDRV_PCM_RATE_88200;
                 dev->samplerates |= SNDRV_PCM_RATE_192000;
                 break;
diff --git a/sound/usb/caiaq/caiaq-device.c b/sound/usb/caiaq/caiaq-device.c
index 4709347326f9..58af8142c571 100644
--- a/sound/usb/caiaq/caiaq-device.c
+++ b/sound/usb/caiaq/caiaq-device.c
@@ -41,9 +41,10 @@
 #endif
 
 MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
-MODULE_DESCRIPTION("caiaq USB audio, version 1.1.0");
+MODULE_DESCRIPTION("caiaq USB audio, version 1.2.0");
 MODULE_LICENSE("GPL");
 MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
+                         "{Native Instruments, RigKontrol3},"
                          "{Native Instruments, Kore Controller},"
                          "{Native Instruments, Audio Kontrol 1}"
                          "{Native Instruments, Audio 8 DJ}}");
@@ -85,6 +86,11 @@ static struct usb_device_id snd_usb_id_table[] = {
         {
                 .match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
                 .idVendor =     USB_VID_NATIVEINSTRUMENTS,
+                .idProduct =    USB_PID_RIGKONTROL3
+        },
+        {
+                .match_flags =  USB_DEVICE_ID_MATCH_DEVICE,
+                .idVendor =     USB_VID_NATIVEINSTRUMENTS,
                 .idProduct =    USB_PID_KORECONTROLLER
         },
         {
@@ -226,7 +232,7 @@ int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev,
 static void setup_card(struct snd_usb_caiaqdev *dev)
 {
         int ret;
-        char val[3];
+        char val[4];
         
         /* device-specific startup specials */
         switch (dev->chip.usb_id) {
@@ -237,6 +243,14 @@ static void setup_card(struct snd_usb_caiaqdev *dev)
                 val[2] = 0x01;
                 send_command(dev, EP1_CMD_WRITE_IO, val, 3);
                 break;
+        case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
+                /* RigKontrol2 - display two centered dashes ('--') */
+                val[0] = 0x00;
+                val[1] = 0x40;
+                val[2] = 0x40;
+                val[3] = 0x00;
+                send_command(dev, EP1_CMD_WRITE_IO, val, 4);
+                break;
         case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
                 /* Audio Kontrol 1 - make USB-LED stop blinking */
                 val[0] = 0x00;
diff --git a/sound/usb/caiaq/caiaq-device.h b/sound/usb/caiaq/caiaq-device.h
index 088d5ec241f3..79bc5be2df7a 100644
--- a/sound/usb/caiaq/caiaq-device.h
+++ b/sound/usb/caiaq/caiaq-device.h
@@ -6,6 +6,7 @@
 #define USB_VID_NATIVEINSTRUMENTS 0x17cc
 
 #define USB_PID_RIGKONTROL2     0x1969
+#define USB_PID_RIGKONTROL3     0x1940
 #define USB_PID_KORECONTROLLER  0x4711
 #define USB_PID_AK1             0x0815
 #define USB_PID_AUDIO8DJ        0x1978
diff --git a/sound/usb/caiaq/caiaq-input.c b/sound/usb/caiaq/caiaq-input.c
index 6978dabb2258..a1de0c608957 100644
--- a/sound/usb/caiaq/caiaq-input.c
+++ b/sound/usb/caiaq/caiaq-input.c
@@ -34,6 +34,8 @@
 static unsigned char keycode_ak1[] =  { KEY_C, KEY_B, KEY_A };
 static unsigned char keycode_rk2[] =  { KEY_1, KEY_2, KEY_3, KEY_4, 
                                         KEY_5, KEY_6, KEY_7 };
+static unsigned char keycode_rk3[] =  { KEY_1, KEY_2, KEY_3, KEY_4,
+                                        KEY_5, KEY_6, KEY_7, KEY_5, KEY_6 };
 
 #define DEG90  (range/2)
 #define DEG180 (range)
@@ -107,7 +109,8 @@ static unsigned int decode_erp(unsigned char a, unsigned char b)
 
 
 static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev, 
-                                        const char *buf, unsigned int len)
+                                        const unsigned char *buf,
+                                        unsigned int len)
 {
         switch(dev->input_dev->id.product) {
         case USB_PID_RIGKONTROL2:
@@ -116,6 +119,12 @@ static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
                 input_report_abs(dev->input_dev, ABS_Z, (buf[2] << 8) |buf[3]);
                 input_sync(dev->input_dev);
                 break;
+        case USB_PID_RIGKONTROL3:
+                input_report_abs(dev->input_dev, ABS_X, (buf[0] << 8) |buf[1]);
+                input_report_abs(dev->input_dev, ABS_Y, (buf[2] << 8) |buf[3]);
+                input_report_abs(dev->input_dev, ABS_Z, (buf[4] << 8) |buf[5]);
+                input_sync(dev->input_dev);
+                break;
         }
 }
 
@@ -128,7 +137,7 @@ static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *dev,
         case USB_PID_AK1:
                 i = decode_erp(buf[0], buf[1]);
                 input_report_abs(dev->input_dev, ABS_X, i);
-                input_sync(dev->input_dev);     
+                input_sync(dev->input_dev);
                 break;
         }
 }
@@ -204,6 +213,20 @@ int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
                 input_set_abs_params(input, ABS_Z, 0, 4096, 0, 10);
                 snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0);
                 break;
+        case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3):
+                input->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+                input->absbit[0] = BIT(ABS_X) | BIT(ABS_Y) | BIT(ABS_Z);
+                input->keycode = keycode_rk3;
+                input->keycodesize = sizeof(char);
+                input->keycodemax = ARRAY_SIZE(keycode_rk3);
+                for (i=0; i<ARRAY_SIZE(keycode_rk3); i++)
+                        set_bit(keycode_rk3[i], input->keybit);
+
+                input_set_abs_params(input, ABS_X, 0, 1024, 0, 10);
+                input_set_abs_params(input, ABS_Y, 0, 1024, 0, 10);
+                input_set_abs_params(input, ABS_Z, 0, 1024, 0, 10);
+                snd_usb_caiaq_set_auto_msg(dev, 1, 10, 0);
+                break;
         case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
                 input->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
                 input->absbit[0] = BIT(ABS_X);