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yaml
---
r: 81514
b: refs/heads/master
c: b18b493
h: refs/heads/master
v: v3
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Dmitry Torokhov authored and Jaroslav Kysela committed Jan 31, 2008
1 parent fcbcd1e commit 2c3da41
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Showing 3 changed files with 72 additions and 66 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ee6df2e1849403b5805018193a1454f6d39f9498
refs/heads/master: b18b493f27bfb0d112a54ef24a1db32e898abff9
10 changes: 6 additions & 4 deletions trunk/sound/usb/caiaq/caiaq-device.h
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@

#define USB_PID_RIGKONTROL2 0x1969
#define USB_PID_RIGKONTROL3 0x1940
#define USB_PID_KORECONTROLLER 0x4711
#define USB_PID_KORECONTROLLER 0x4711
#define USB_PID_AK1 0x0815
#define USB_PID_AUDIO8DJ 0x1978

Expand Down Expand Up @@ -62,7 +62,7 @@ struct snd_usb_caiaqdev {
struct urb **data_urbs_in;
struct urb **data_urbs_out;
struct snd_usb_caiaq_cb_info *data_cb_info;

unsigned char ep1_in_buf[EP1_BUFSIZE];
unsigned char ep1_out_buf[EP1_BUFSIZE];
unsigned char midi_out_buf[EP1_BUFSIZE];
Expand All @@ -72,7 +72,7 @@ struct snd_usb_caiaqdev {
wait_queue_head_t ep1_wait_queue;
wait_queue_head_t prepare_wait_queue;
int spec_received, audio_parm_answer;

char vendor_name[CAIAQ_USB_STR_LEN];
char product_name[CAIAQ_USB_STR_LEN];
char serial[CAIAQ_USB_STR_LEN];
Expand All @@ -93,8 +93,10 @@ struct snd_usb_caiaqdev {
/* Linux input */
#ifdef CONFIG_SND_USB_CAIAQ_INPUT
struct input_dev *input_dev;
char phys[64]; /* physical device path */
unsigned short keycode[10];
#endif

/* ALSA */
struct snd_pcm *pcm;
struct snd_pcm_hardware pcm_info;
Expand Down
126 changes: 65 additions & 61 deletions trunk/sound/usb/caiaq/caiaq-input.c
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
#include <linux/moduleparam.h>
#include <linux/input.h>
#include <linux/usb.h>
#include <linux/usb/input.h>
#include <linux/spinlock.h>
#include <sound/driver.h>
#include <sound/core.h>
Expand All @@ -31,18 +32,18 @@

#ifdef CONFIG_SND_USB_CAIAQ_INPUT

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 };
static unsigned short keycode_ak1[] = { KEY_C, KEY_B, KEY_A };
static unsigned short keycode_rk2[] = { KEY_1, KEY_2, KEY_3, KEY_4,
KEY_5, KEY_6, KEY_7 };
static unsigned short 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)
#define DEG270 (DEG90 + DEG180)
#define DEG360 (DEG180 * 2)
#define HIGH_PEAK (268)
#define LOW_PEAK (-7)
#define DEG90 (range / 2)
#define DEG180 (range)
#define DEG270 (DEG90 + DEG180)
#define DEG360 (DEG180 * 2)
#define HIGH_PEAK (268)
#define LOW_PEAK (-7)

/* some of these devices have endless rotation potentiometers
* built in which use two tapers, 90 degrees phase shifted.
Expand All @@ -56,8 +57,8 @@ static unsigned int decode_erp(unsigned char a, unsigned char b)
int range = HIGH_PEAK - LOW_PEAK;
int mid_value = (HIGH_PEAK + LOW_PEAK) / 2;

weight_b = abs(mid_value-a) - (range/2 - 100)/2;
weight_b = abs(mid_value - a) - (range / 2 - 100) / 2;

if (weight_b < 0)
weight_b = 0;

Expand Down Expand Up @@ -93,7 +94,7 @@ static unsigned int decode_erp(unsigned char a, unsigned char b)

if (ret < 0)
ret += 1000;

if (ret >= 1000)
ret -= 1000;

Expand All @@ -108,76 +109,80 @@ static unsigned int decode_erp(unsigned char a, unsigned char b)
#undef LOW_PEAK


static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
static void snd_caiaq_input_read_analog(struct snd_usb_caiaqdev *dev,
const unsigned char *buf,
unsigned int len)
{
switch(dev->input_dev->id.product) {
struct input_dev *input_dev = dev->input_dev;

switch (input_dev->id.product) {
case USB_PID_RIGKONTROL2:
input_report_abs(dev->input_dev, ABS_X, (buf[4] << 8) |buf[5]);
input_report_abs(dev->input_dev, ABS_Y, (buf[0] << 8) |buf[1]);
input_report_abs(dev->input_dev, ABS_Z, (buf[2] << 8) |buf[3]);
input_sync(dev->input_dev);
input_report_abs(input_dev, ABS_X, (buf[4] << 8) | buf[5]);
input_report_abs(input_dev, ABS_Y, (buf[0] << 8) | buf[1]);
input_report_abs(input_dev, ABS_Z, (buf[2] << 8) | buf[3]);
input_sync(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);
input_report_abs(input_dev, ABS_X, (buf[0] << 8) | buf[1]);
input_report_abs(input_dev, ABS_Y, (buf[2] << 8) | buf[3]);
input_report_abs(input_dev, ABS_Z, (buf[4] << 8) | buf[5]);
input_sync(input_dev);
break;
}
}

static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *dev,
static void snd_caiaq_input_read_erp(struct snd_usb_caiaqdev *dev,
const char *buf, unsigned int len)
{
struct input_dev *input_dev = dev->input_dev;
int i;

switch(dev->input_dev->id.product) {
switch (input_dev->id.product) {
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_report_abs(input_dev, ABS_X, i);
input_sync(input_dev);
break;
}
}

static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *dev,
static void snd_caiaq_input_read_io(struct snd_usb_caiaqdev *dev,
char *buf, unsigned int len)
{
struct input_dev *input_dev = dev->input_dev;
unsigned short *keycode = input_dev->keycode;
int i;
unsigned char *keycode = dev->input_dev->keycode;

if (!keycode)
return;

if (dev->input_dev->id.product == USB_PID_RIGKONTROL2)
for (i=0; i<len; i++)
if (input_dev->id.product == USB_PID_RIGKONTROL2)
for (i = 0; i < len; i++)
buf[i] = ~buf[i];

for (i=0; (i<dev->input_dev->keycodemax) && (i < len); i++)
input_report_key(dev->input_dev, keycode[i],
buf[i/8] & (1 << (i%8)));
for (i = 0; i < input_dev->keycodemax && i < len; i++)
input_report_key(input_dev, keycode[i],
buf[i / 8] & (1 << (i % 8)));

input_sync(dev->input_dev);
input_sync(input_dev);
}

void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *dev,
char *buf,
void snd_usb_caiaq_input_dispatch(struct snd_usb_caiaqdev *dev,
char *buf,
unsigned int len)
{
if (!dev->input_dev || (len < 1))
if (!dev->input_dev || len < 1)
return;

switch (buf[0]) {
case EP1_CMD_READ_ANALOG:
snd_caiaq_input_read_analog(dev, buf+1, len-1);
snd_caiaq_input_read_analog(dev, buf + 1, len - 1);
break;
case EP1_CMD_READ_ERP:
snd_caiaq_input_read_erp(dev, buf+1, len-1);
snd_caiaq_input_read_erp(dev, buf + 1, len - 1);
break;
case EP1_CMD_READ_IO:
snd_caiaq_input_read_io(dev, buf+1, len-1);
snd_caiaq_input_read_io(dev, buf + 1, len - 1);
break;
}
}
Expand All @@ -192,37 +197,34 @@ int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
if (!input)
return -ENOMEM;

usb_make_path(usb_dev, dev->phys, sizeof(dev->phys));
strlcat(dev->phys, "/input0", sizeof(dev->phys));

input->name = dev->product_name;
input->id.bustype = BUS_USB;
input->id.vendor = usb_dev->descriptor.idVendor;
input->id.product = usb_dev->descriptor.idProduct;
input->id.version = usb_dev->descriptor.bcdDevice;
input->phys = dev->phys;
usb_to_input_id(usb_dev, &input->id);
input->dev.parent = &usb_dev->dev;

switch (dev->chip.usb_id) {
case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2):
input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
input->absbit[0] = BIT_MASK(ABS_X) | BIT_MASK(ABS_Y) |
BIT_MASK(ABS_Z);
input->keycode = keycode_rk2;
input->keycodesize = sizeof(char);
BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_rk2));
memcpy(dev->keycode, keycode_rk2, sizeof(keycode_rk2));
input->keycodemax = ARRAY_SIZE(keycode_rk2);
for (i=0; i<ARRAY_SIZE(keycode_rk2); i++)
set_bit(keycode_rk2[i], input->keybit);

input_set_abs_params(input, ABS_X, 0, 4096, 0, 10);
input_set_abs_params(input, ABS_Y, 0, 4096, 0, 10);
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);
BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_rk3));
memcpy(dev->keycode, keycode_rk3, sizeof(keycode_rk3));
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);
Expand All @@ -231,12 +233,9 @@ int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1):
input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
input->absbit[0] = BIT_MASK(ABS_X);
input->keycode = keycode_ak1;
input->keycodesize = sizeof(char);
BUILD_BUG_ON(sizeof(dev->keycode) < sizeof(keycode_ak1));
memcpy(dev->keycode, keycode_ak1, sizeof(keycode_ak1));
input->keycodemax = ARRAY_SIZE(keycode_ak1);
for (i=0; i<ARRAY_SIZE(keycode_ak1); i++)
set_bit(keycode_ak1[i], input->keybit);

input_set_abs_params(input, ABS_X, 0, 999, 0, 10);
snd_usb_caiaq_set_auto_msg(dev, 1, 0, 5);
break;
Expand All @@ -246,6 +245,11 @@ int snd_usb_caiaq_input_init(struct snd_usb_caiaqdev *dev)
return 0;
}

input->keycode = dev->keycode;
input->keycodesize = sizeof(unsigned short);
for (i = 0; i < input->keycodemax; i++)
__set_bit(dev->keycode[i], input->keybit);

ret = input_register_device(input);
if (ret < 0) {
input_free_device(input);
Expand Down

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