/*
* imon.c: input and display driver for SoundGraph iMON IR/VFD/LCD
*
- * Copyright(C) 2009 Jarod Wilson <jarod@wilsonet.com>
+ * Copyright(C) 2010 Jarod Wilson <jarod@wilsonet.com>
* Portions based on the original lirc_imon driver,
* Copyright(C) 2004 Venky Raju(dev@venky.ws)
*
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
+
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/kernel.h>
#define MOD_AUTHOR "Jarod Wilson <jarod@wilsonet.com>"
#define MOD_DESC "Driver for SoundGraph iMON MultiMedia IR/Display"
#define MOD_NAME "imon"
-#define MOD_VERSION "0.9.1"
+#define MOD_VERSION "0.9.2"
#define DISPLAY_MINOR_BASE 144
#define DEVICE_NAME "lcd%d"
u16 vendor; /* usb vendor ID */
u16 product; /* usb product ID */
- struct input_dev *idev; /* input device for remote */
+ struct input_dev *rdev; /* input device for remote */
+ struct input_dev *idev; /* input device for panel & IR mouse */
struct input_dev *touch; /* input device for touchscreen */
+ spinlock_t kc_lock; /* make sure we get keycodes right */
u32 kc; /* current input keycode */
u32 last_keycode; /* last reported input keycode */
+ u32 rc_scancode; /* the computed remote scancode */
+ u8 rc_toggle; /* the computed remote toggle bit */
u64 ir_type; /* iMON or MCE (RC6) IR protocol? */
- u8 mce_toggle_bit; /* last mce toggle bit */
bool release_code; /* some keys send a release code */
u8 display_type; /* store the display type */
bool pad_mouse; /* toggle kbd(0)/mouse(1) mode */
+ char name_rdev[128]; /* rc input device name */
+ char phys_rdev[64]; /* rc input device phys path */
+
char name_idev[128]; /* input device name */
char phys_idev[64]; /* input device phys path */
- struct timer_list itimer; /* input device timer, need for rc6 */
char name_touch[128]; /* touch screen name */
char phys_touch[64]; /* touch screen phys path */
.owner = THIS_MODULE,
.open = &display_open,
.write = &vfd_write,
- .release = &display_close
+ .release = &display_close,
+ .llseek = noop_llseek,
};
/* lcd character device file operations */
.owner = THIS_MODULE,
.open = &display_open,
.write = &lcd_write,
- .release = &display_close
+ .release = &display_close,
+ .llseek = noop_llseek,
};
enum {
{ 0x000100000000ffeell, KEY_VOLUMEUP },
{ 0x010000000000ffeell, KEY_VOLUMEDOWN },
{ 0x000000000100ffeell, KEY_MUTE },
+ /* 0xffdc iMON MCE VFD */
+ { 0x00010000ffffffeell, KEY_VOLUMEUP },
+ { 0x01000000ffffffeell, KEY_VOLUMEDOWN },
/* iMON Knob values */
{ 0x000100ffffffffeell, KEY_VOLUMEUP },
{ 0x010000ffffffffeell, KEY_VOLUMEDOWN },
static bool debug;
module_param(debug, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "Debug messages: 0=no, 1=yes(default: no)");
+MODULE_PARM_DESC(debug, "Debug messages: 0=no, 1=yes (default: no)");
/* lcd, vfd, vga or none? should be auto-detected, but can be overridden... */
static int display_type;
subminor = iminor(inode);
interface = usb_find_interface(&imon_driver, subminor);
if (!interface) {
- err("%s: could not find interface for minor %d",
- __func__, subminor);
+ pr_err("could not find interface for minor %d\n", subminor);
retval = -ENODEV;
goto exit;
}
ictx = usb_get_intfdata(interface);
if (!ictx) {
- err("%s: no context found for minor %d", __func__, subminor);
+ pr_err("no context found for minor %d\n", subminor);
retval = -ENODEV;
goto exit;
}
mutex_lock(&ictx->lock);
if (!ictx->display_supported) {
- err("%s: display not supported by device", __func__);
+ pr_err("display not supported by device\n");
retval = -ENODEV;
} else if (ictx->display_isopen) {
- err("%s: display port is already open", __func__);
+ pr_err("display port is already open\n");
retval = -EBUSY;
} else {
ictx->display_isopen = true;
ictx = file->private_data;
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}
mutex_lock(&ictx->lock);
if (!ictx->display_supported) {
- err("%s: display not supported by device", __func__);
+ pr_err("display not supported by device\n");
retval = -ENODEV;
} else if (!ictx->display_isopen) {
- err("%s: display is not open", __func__);
+ pr_err("display is not open\n");
retval = -EIO;
} else {
ictx->display_isopen = false;
if (retval) {
ictx->tx.busy = false;
smp_rmb(); /* ensure later readers know we're not busy */
- err("%s: error submitting urb(%d)", __func__, retval);
+ pr_err("error submitting urb(%d)\n", retval);
} else {
/* Wait for transmission to complete (or abort) */
mutex_unlock(&ictx->lock);
retval = wait_for_completion_interruptible(
&ictx->tx.finished);
if (retval)
- err("%s: task interrupted", __func__);
+ pr_err("task interrupted\n");
mutex_lock(&ictx->lock);
retval = ictx->tx.status;
if (retval)
- err("%s: packet tx failed (%d)", __func__, retval);
+ pr_err("packet tx failed (%d)\n", retval);
}
kfree(control_req);
0x00, 0x00, 0x00, 0x20 };
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}
if (!ictx->dev_present_intf0) {
- err("%s: no iMON device present", __func__);
+ pr_err("no iMON device present\n");
return -ENODEV;
}
int i;
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}
memcpy(ictx->usb_tx_buf, clock_enable_pkt[i], 8);
retval = send_packet(ictx);
if (retval) {
- err("%s: send_packet failed for packet %d",
- __func__, i);
+ pr_err("send_packet failed for packet %d\n", i);
break;
}
}
NULL
};
-static struct attribute_group imon_display_attribute_group = {
+static struct attribute_group imon_display_attr_group = {
.attrs = imon_display_sysfs_entries
};
NULL
};
-static struct attribute_group imon_rf_attribute_group = {
+static struct attribute_group imon_rf_attr_group = {
.attrs = imon_rf_sysfs_entries
};
ictx = file->private_data;
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}
mutex_lock(&ictx->lock);
if (!ictx->dev_present_intf0) {
- err("%s: no iMON device present", __func__);
+ pr_err("no iMON device present\n");
retval = -ENODEV;
goto exit;
}
if (n_bytes <= 0 || n_bytes > 32) {
- err("%s: invalid payload size", __func__);
+ pr_err("invalid payload size\n");
retval = -EINVAL;
goto exit;
}
retval = send_packet(ictx);
if (retval) {
- err("%s: send packet failed for packet #%d",
- __func__, seq/2);
+ pr_err("send packet failed for packet #%d\n", seq / 2);
goto exit;
} else {
seq += 2;
ictx->usb_tx_buf[7] = (unsigned char) seq;
retval = send_packet(ictx);
if (retval)
- err("%s: send packet failed for packet #%d",
- __func__, seq / 2);
+ pr_err("send packet failed for packet #%d\n", seq / 2);
exit:
mutex_unlock(&ictx->lock);
ictx = file->private_data;
if (!ictx) {
- err("%s: no context for device", __func__);
+ pr_err("no context for device\n");
return -ENODEV;
}
mutex_lock(&ictx->lock);
if (!ictx->display_supported) {
- err("%s: no iMON display present", __func__);
+ pr_err("no iMON display present\n");
retval = -ENODEV;
goto exit;
}
if (n_bytes != 8) {
- err("%s: invalid payload size: %d (expecting 8)",
- __func__, (int) n_bytes);
+ pr_err("invalid payload size: %d (expected 8)\n", (int)n_bytes);
retval = -EINVAL;
goto exit;
}
retval = send_packet(ictx);
if (retval) {
- err("%s: send packet failed!", __func__);
+ pr_err("send packet failed!\n");
goto exit;
} else {
dev_dbg(ictx->dev, "%s: write %d bytes to LCD\n",
complete(&ictx->tx.finished);
}
-/**
- * mce/rc6 keypresses have no distinct release code, use timer
- */
-static void imon_mce_timeout(unsigned long data)
-{
- struct imon_context *ictx = (struct imon_context *)data;
-
- input_report_key(ictx->idev, ictx->last_keycode, 0);
- input_sync(ictx->idev);
-}
-
/**
* report touchscreen input
*/
dev_dbg(dev, "Configuring IR receiver for MCE protocol\n");
ir_proto_packet[0] = 0x01;
pad_mouse = false;
- init_timer(&ictx->itimer);
- ictx->itimer.data = (unsigned long)ictx;
- ictx->itimer.function = imon_mce_timeout;
break;
case IR_TYPE_UNKNOWN:
case IR_TYPE_OTHER:
dev_dbg(dev, "Configuring IR receiver for iMON protocol\n");
- if (pad_stabilize)
+ if (pad_stabilize && !nomouse)
pad_mouse = true;
else {
dev_dbg(dev, "PAD stabilize functionality disabled\n");
default:
dev_warn(dev, "Unsupported IR protocol specified, overriding "
"to iMON IR protocol\n");
- if (pad_stabilize)
+ if (pad_stabilize && !nomouse)
pad_mouse = true;
else {
dev_dbg(dev, "PAD stabilize functionality disabled\n");
return result;
}
-static u32 imon_remote_key_lookup(struct imon_context *ictx, u32 hw_code)
+static u32 imon_remote_key_lookup(struct imon_context *ictx, u32 scancode)
{
- u32 scancode = be32_to_cpu(hw_code);
u32 keycode;
u32 release;
bool is_release_code = false;
/* Look for the initial press of a button */
- keycode = ir_g_keycode_from_table(ictx->idev, scancode);
+ keycode = ir_g_keycode_from_table(ictx->rdev, scancode);
+ ictx->rc_toggle = 0x0;
+ ictx->rc_scancode = scancode;
/* Look for the release of a button */
if (keycode == KEY_RESERVED) {
release = scancode & ~0x4000;
- keycode = ir_g_keycode_from_table(ictx->idev, release);
+ keycode = ir_g_keycode_from_table(ictx->rdev, release);
if (keycode != KEY_RESERVED)
is_release_code = true;
}
return keycode;
}
-static u32 imon_mce_key_lookup(struct imon_context *ictx, u32 hw_code)
+static u32 imon_mce_key_lookup(struct imon_context *ictx, u32 scancode)
{
- u32 scancode = be32_to_cpu(hw_code);
u32 keycode;
#define MCE_KEY_MASK 0x7000
* but we can't or them into all codes, as some keys are decoded in
* a different way w/o the same use of the toggle bit...
*/
- if ((scancode >> 24) & 0x80)
+ if (scancode & 0x80000000)
scancode = scancode | MCE_KEY_MASK | MCE_TOGGLE_BIT;
- keycode = ir_g_keycode_from_table(ictx->idev, scancode);
+ ictx->rc_scancode = scancode;
+ keycode = ir_g_keycode_from_table(ictx->rdev, scancode);
+
+ /* not used in mce mode, but make sure we know its false */
+ ictx->release_code = false;
return keycode;
}
-static u32 imon_panel_key_lookup(u64 hw_code)
+static u32 imon_panel_key_lookup(u64 code)
{
int i;
- u64 code = be64_to_cpu(hw_code);
u32 keycode = KEY_RESERVED;
for (i = 0; i < ARRAY_SIZE(imon_panel_key_table); i++) {
u8 right_shift = 1;
bool mouse_input = true;
int dir = 0;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ictx->kc_lock, flags);
/* newer iMON device PAD or mouse button */
if (ictx->product != 0xffdc && (buf[0] & 0x01) && len == 5) {
} else
mouse_input = false;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
+
if (mouse_input) {
dev_dbg(ictx->dev, "sending mouse data via input subsystem\n");
buf[1] >> right_shift & 0x1);
}
input_sync(ictx->idev);
+ spin_lock_irqsave(&ictx->kc_lock, flags);
ictx->last_keycode = ictx->kc;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
}
return mouse_input;
int dir = 0;
char rel_x = 0x00, rel_y = 0x00;
u16 timeout, threshold;
- u64 temp_key;
- u32 remote_key;
+ u32 scancode = KEY_RESERVED;
+ unsigned long flags;
/*
* The imon directional pad functions more like a touchpad. Bytes 3 & 4
dir = stabilize((int)rel_x, (int)rel_y,
timeout, threshold);
if (!dir) {
+ spin_lock_irqsave(&ictx->kc_lock,
+ flags);
ictx->kc = KEY_UNKNOWN;
+ spin_unlock_irqrestore(&ictx->kc_lock,
+ flags);
return;
}
buf[2] = dir & 0xFF;
buf[3] = (dir >> 8) & 0xFF;
- memcpy(&temp_key, buf, sizeof(temp_key));
- remote_key = (u32) (le64_to_cpu(temp_key)
- & 0xffffffff);
- ictx->kc = imon_remote_key_lookup(ictx,
- remote_key);
+ scancode = be32_to_cpu(*((u32 *)buf));
}
} else {
+ /*
+ * Hack alert: instead of using keycodes, we have
+ * to use hard-coded scancodes here...
+ */
if (abs(rel_y) > abs(rel_x)) {
buf[2] = (rel_y > 0) ? 0x7F : 0x80;
buf[3] = 0;
- ictx->kc = (rel_y > 0) ? KEY_DOWN : KEY_UP;
+ if (rel_y > 0)
+ scancode = 0x01007f00; /* KEY_DOWN */
+ else
+ scancode = 0x01008000; /* KEY_UP */
} else {
buf[2] = 0;
buf[3] = (rel_x > 0) ? 0x7F : 0x80;
- ictx->kc = (rel_x > 0) ? KEY_RIGHT : KEY_LEFT;
+ if (rel_x > 0)
+ scancode = 0x0100007f; /* KEY_RIGHT */
+ else
+ scancode = 0x01000080; /* KEY_LEFT */
}
}
dir = stabilize((int)rel_x, (int)rel_y,
timeout, threshold);
if (!dir) {
+ spin_lock_irqsave(&ictx->kc_lock, flags);
ictx->kc = KEY_UNKNOWN;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
return;
}
buf[2] = dir & 0xFF;
buf[3] = (dir >> 8) & 0xFF;
- memcpy(&temp_key, buf, sizeof(temp_key));
- remote_key = (u32) (le64_to_cpu(temp_key) & 0xffffffff);
- ictx->kc = imon_remote_key_lookup(ictx, remote_key);
+ scancode = be32_to_cpu(*((u32 *)buf));
} else {
+ /*
+ * Hack alert: instead of using keycodes, we have
+ * to use hard-coded scancodes here...
+ */
if (abs(rel_y) > abs(rel_x)) {
buf[2] = (rel_y > 0) ? 0x7F : 0x80;
buf[3] = 0;
- ictx->kc = (rel_y > 0) ? KEY_DOWN : KEY_UP;
+ if (rel_y > 0)
+ scancode = 0x01007f00; /* KEY_DOWN */
+ else
+ scancode = 0x01008000; /* KEY_UP */
} else {
buf[2] = 0;
buf[3] = (rel_x > 0) ? 0x7F : 0x80;
- ictx->kc = (rel_x > 0) ? KEY_RIGHT : KEY_LEFT;
+ if (rel_x > 0)
+ scancode = 0x0100007f; /* KEY_RIGHT */
+ else
+ scancode = 0x01000080; /* KEY_LEFT */
}
}
}
+
+ if (scancode) {
+ spin_lock_irqsave(&ictx->kc_lock, flags);
+ ictx->kc = imon_remote_key_lookup(ictx, scancode);
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
+ }
}
+/**
+ * figure out if these is a press or a release. We don't actually
+ * care about repeats, as those will be auto-generated within the IR
+ * subsystem for repeating scancodes.
+ */
static int imon_parse_press_type(struct imon_context *ictx,
unsigned char *buf, u8 ktype)
{
int press_type = 0;
- int rep_delay = ictx->idev->rep[REP_DELAY];
- int rep_period = ictx->idev->rep[REP_PERIOD];
+ unsigned long flags;
+
+ spin_lock_irqsave(&ictx->kc_lock, flags);
/* key release of 0x02XXXXXX key */
if (ictx->kc == KEY_RESERVED && buf[0] == 0x02 && buf[3] == 0x00)
buf[2] == 0x81 && buf[3] == 0xb7)
ictx->kc = ictx->last_keycode;
- /* mce-specific button handling */
+ /* mce-specific button handling, no keyup events */
else if (ktype == IMON_KEY_MCE) {
- /* initial press */
- if (ictx->kc != ictx->last_keycode
- || buf[2] != ictx->mce_toggle_bit) {
- ictx->last_keycode = ictx->kc;
- ictx->mce_toggle_bit = buf[2];
- press_type = 1;
- mod_timer(&ictx->itimer,
- jiffies + msecs_to_jiffies(rep_delay));
- /* repeat */
- } else {
- press_type = 2;
- mod_timer(&ictx->itimer,
- jiffies + msecs_to_jiffies(rep_period));
- }
+ ictx->rc_toggle = buf[2];
+ press_type = 1;
/* incoherent or irrelevant data */
} else if (ictx->kc == KEY_RESERVED)
else
press_type = 1;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
+
return press_type;
}
int len = urb->actual_length;
unsigned char *buf = urb->transfer_buffer;
struct device *dev = ictx->dev;
+ unsigned long flags;
u32 kc;
bool norelease = false;
int i;
- u64 temp_key;
- u64 panel_key = 0;
- u32 remote_key = 0;
- struct input_dev *idev = NULL;
+ u64 scancode;
+ struct input_dev *rdev = NULL;
+ struct ir_input_dev *irdev = NULL;
int press_type = 0;
int msec;
struct timeval t;
static struct timeval prev_time = { 0, 0 };
- u8 ktype = IMON_KEY_IMON;
+ u8 ktype;
- idev = ictx->idev;
+ rdev = ictx->rdev;
+ irdev = input_get_drvdata(rdev);
/* filter out junk data on the older 0xffdc imon devices */
if ((buf[0] == 0xff) && (buf[1] == 0xff) && (buf[2] == 0xff))
return;
/* Figure out what key was pressed */
- memcpy(&temp_key, buf, sizeof(temp_key));
if (len == 8 && buf[7] == 0xee) {
+ scancode = be64_to_cpu(*((u64 *)buf));
ktype = IMON_KEY_PANEL;
- panel_key = le64_to_cpu(temp_key);
- kc = imon_panel_key_lookup(panel_key);
+ kc = imon_panel_key_lookup(scancode);
} else {
- remote_key = (u32) (le64_to_cpu(temp_key) & 0xffffffff);
+ scancode = be32_to_cpu(*((u32 *)buf));
if (ictx->ir_type == IR_TYPE_RC6) {
+ ktype = IMON_KEY_IMON;
if (buf[0] == 0x80)
ktype = IMON_KEY_MCE;
- kc = imon_mce_key_lookup(ictx, remote_key);
- } else
- kc = imon_remote_key_lookup(ictx, remote_key);
+ kc = imon_mce_key_lookup(ictx, scancode);
+ } else {
+ ktype = IMON_KEY_IMON;
+ kc = imon_remote_key_lookup(ictx, scancode);
+ }
}
+ spin_lock_irqsave(&ictx->kc_lock, flags);
/* keyboard/mouse mode toggle button */
if (kc == KEY_KEYBOARD && !ictx->release_code) {
ictx->last_keycode = kc;
ictx->pad_mouse = ~(ictx->pad_mouse) & 0x1;
dev_dbg(dev, "toggling to %s mode\n",
ictx->pad_mouse ? "mouse" : "keyboard");
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
return;
} else {
ictx->pad_mouse = 0;
}
ictx->kc = kc;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
/* send touchscreen events through input subsystem if touchpad data */
if (ictx->display_type == IMON_DISPLAY_TYPE_VGA && len == 8 &&
buf[7] == 0x86) {
imon_touch_event(ictx, buf);
+ return;
/* look for mouse events with pad in mouse mode */
} else if (ictx->pad_mouse) {
if (press_type < 0)
goto not_input_data;
+ spin_lock_irqsave(&ictx->kc_lock, flags);
if (ictx->kc == KEY_UNKNOWN)
goto unknown_key;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
+
+ if (ktype != IMON_KEY_PANEL) {
+ if (press_type == 0)
+ ir_keyup(irdev);
+ else {
+ ir_keydown(rdev, ictx->rc_scancode, ictx->rc_toggle);
+ spin_lock_irqsave(&ictx->kc_lock, flags);
+ ictx->last_keycode = ictx->kc;
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
+ }
+ return;
+ }
- /* KEY_MUTE repeats from MCE and knob need to be suppressed */
- if ((ictx->kc == KEY_MUTE && ictx->kc == ictx->last_keycode)
- && (buf[7] == 0xee || ktype == IMON_KEY_MCE)) {
+ /* Only panel type events left to process now */
+ spin_lock_irqsave(&ictx->kc_lock, flags);
+
+ /* KEY_MUTE repeats from knob need to be suppressed */
+ if (ictx->kc == KEY_MUTE && ictx->kc == ictx->last_keycode) {
do_gettimeofday(&t);
msec = tv2int(&t, &prev_time);
prev_time = t;
- if (msec < idev->rep[REP_DELAY])
+ if (msec < ictx->idev->rep[REP_DELAY]) {
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
return;
+ }
}
+ kc = ictx->kc;
- input_report_key(idev, ictx->kc, press_type);
- input_sync(idev);
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
- /* panel keys and some remote keys don't generate a release */
- if (panel_key || norelease) {
- input_report_key(idev, ictx->kc, 0);
- input_sync(idev);
- }
+ input_report_key(ictx->idev, kc, press_type);
+ input_sync(ictx->idev);
- ictx->last_keycode = ictx->kc;
+ /* panel keys don't generate a release */
+ input_report_key(ictx->idev, kc, 0);
+ input_sync(ictx->idev);
+
+ ictx->last_keycode = kc;
return;
unknown_key:
+ spin_unlock_irqrestore(&ictx->kc_lock, flags);
dev_info(dev, "%s: unknown keypress, code 0x%llx\n", __func__,
- (panel_key ? be64_to_cpu(panel_key) :
- be32_to_cpu(remote_key)));
+ (long long)scancode);
return;
not_input_data:
usb_submit_urb(ictx->rx_urb_intf1, GFP_ATOMIC);
}
+/*
+ * The 0x15c2:0xffdc device ID was used for umpteen different imon
+ * devices, and all of them constantly spew interrupts, even when there
+ * is no actual data to report. However, byte 6 of this buffer looks like
+ * its unique across device variants, so we're trying to key off that to
+ * figure out which display type (if any) and what IR protocol the device
+ * actually supports. These devices have their IR protocol hard-coded into
+ * their firmware, they can't be changed on the fly like the newer hardware.
+ */
+static void imon_get_ffdc_type(struct imon_context *ictx)
+{
+ u8 ffdc_cfg_byte = ictx->usb_rx_buf[6];
+ u8 detected_display_type = IMON_DISPLAY_TYPE_NONE;
+ u64 allowed_protos = IR_TYPE_OTHER;
+
+ switch (ffdc_cfg_byte) {
+ /* iMON Knob, no display, iMON IR + vol knob */
+ case 0x21:
+ dev_info(ictx->dev, "0xffdc iMON Knob, iMON IR");
+ ictx->display_supported = false;
+ break;
+ /* iMON 2.4G LT (usb stick), no display, iMON RF */
+ case 0x4e:
+ dev_info(ictx->dev, "0xffdc iMON 2.4G LT, iMON RF");
+ ictx->display_supported = false;
+ ictx->rf_device = true;
+ break;
+ /* iMON VFD, no IR (does have vol knob tho) */
+ case 0x35:
+ dev_info(ictx->dev, "0xffdc iMON VFD + knob, no IR");
+ detected_display_type = IMON_DISPLAY_TYPE_VFD;
+ break;
+ /* iMON VFD, iMON IR */
+ case 0x24:
+ case 0x85:
+ dev_info(ictx->dev, "0xffdc iMON VFD, iMON IR");
+ detected_display_type = IMON_DISPLAY_TYPE_VFD;
+ break;
+ /* iMON VFD, MCE IR */
+ case 0x9e:
+ dev_info(ictx->dev, "0xffdc iMON VFD, MCE IR");
+ detected_display_type = IMON_DISPLAY_TYPE_VFD;
+ allowed_protos = IR_TYPE_RC6;
+ break;
+ /* iMON LCD, MCE IR */
+ case 0x9f:
+ dev_info(ictx->dev, "0xffdc iMON LCD, MCE IR");
+ detected_display_type = IMON_DISPLAY_TYPE_LCD;
+ allowed_protos = IR_TYPE_RC6;
+ break;
+ default:
+ dev_info(ictx->dev, "Unknown 0xffdc device, "
+ "defaulting to VFD and iMON IR");
+ detected_display_type = IMON_DISPLAY_TYPE_VFD;
+ break;
+ }
+
+ printk(KERN_CONT " (id 0x%02x)\n", ffdc_cfg_byte);
+
+ ictx->display_type = detected_display_type;
+ ictx->props->allowed_protos = allowed_protos;
+ ictx->ir_type = allowed_protos;
+}
+
+static void imon_set_display_type(struct imon_context *ictx)
+{
+ u8 configured_display_type = IMON_DISPLAY_TYPE_VFD;
+
+ /*
+ * Try to auto-detect the type of display if the user hasn't set
+ * it by hand via the display_type modparam. Default is VFD.
+ */
+
+ if (display_type == IMON_DISPLAY_TYPE_AUTO) {
+ switch (ictx->product) {
+ case 0xffdc:
+ /* set in imon_get_ffdc_type() */
+ configured_display_type = ictx->display_type;
+ break;
+ case 0x0034:
+ case 0x0035:
+ configured_display_type = IMON_DISPLAY_TYPE_VGA;
+ break;
+ case 0x0038:
+ case 0x0039:
+ case 0x0045:
+ configured_display_type = IMON_DISPLAY_TYPE_LCD;
+ break;
+ case 0x003c:
+ case 0x0041:
+ case 0x0042:
+ case 0x0043:
+ configured_display_type = IMON_DISPLAY_TYPE_NONE;
+ ictx->display_supported = false;
+ break;
+ case 0x0036:
+ case 0x0044:
+ default:
+ configured_display_type = IMON_DISPLAY_TYPE_VFD;
+ break;
+ }
+ } else {
+ configured_display_type = display_type;
+ if (display_type == IMON_DISPLAY_TYPE_NONE)
+ ictx->display_supported = false;
+ else
+ ictx->display_supported = true;
+ dev_info(ictx->dev, "%s: overriding display type to %d via "
+ "modparam\n", __func__, display_type);
+ }
+
+ ictx->display_type = configured_display_type;
+}
+
+static struct input_dev *imon_init_rdev(struct imon_context *ictx)
+{
+ struct input_dev *rdev;
+ struct ir_dev_props *props;
+ int ret;
+ char *ir_codes = NULL;
+ const unsigned char fp_packet[] = { 0x40, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x88 };
+
+ rdev = input_allocate_device();
+ props = kzalloc(sizeof(*props), GFP_KERNEL);
+ if (!rdev || !props) {
+ dev_err(ictx->dev, "remote control dev allocation failed\n");
+ goto out;
+ }
+
+ snprintf(ictx->name_rdev, sizeof(ictx->name_rdev),
+ "iMON Remote (%04x:%04x)", ictx->vendor, ictx->product);
+ usb_make_path(ictx->usbdev_intf0, ictx->phys_rdev,
+ sizeof(ictx->phys_rdev));
+ strlcat(ictx->phys_rdev, "/input0", sizeof(ictx->phys_rdev));
+
+ rdev->name = ictx->name_rdev;
+ rdev->phys = ictx->phys_rdev;
+ usb_to_input_id(ictx->usbdev_intf0, &rdev->id);
+ rdev->dev.parent = ictx->dev;
+ rdev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+ input_set_drvdata(rdev, ictx);
+
+ props->priv = ictx;
+ props->driver_type = RC_DRIVER_SCANCODE;
+ props->allowed_protos = IR_TYPE_OTHER | IR_TYPE_RC6; /* iMON PAD or MCE */
+ props->change_protocol = imon_ir_change_protocol;
+ ictx->props = props;
+
+ /* Enable front-panel buttons and/or knobs */
+ memcpy(ictx->usb_tx_buf, &fp_packet, sizeof(fp_packet));
+ ret = send_packet(ictx);
+ /* Not fatal, but warn about it */
+ if (ret)
+ dev_info(ictx->dev, "panel buttons/knobs setup failed\n");
+
+ if (ictx->product == 0xffdc)
+ imon_get_ffdc_type(ictx);
+
+ imon_set_display_type(ictx);
+
+ if (ictx->ir_type == IR_TYPE_RC6)
+ ir_codes = RC_MAP_IMON_MCE;
+ else
+ ir_codes = RC_MAP_IMON_PAD;
+
+ ret = ir_input_register(rdev, ir_codes, props, MOD_NAME);
+ if (ret < 0) {
+ dev_err(ictx->dev, "remote input dev register failed\n");
+ goto out;
+ }
+
+ return rdev;
+
+out:
+ kfree(props);
+ input_free_device(rdev);
+ return NULL;
+}
+
static struct input_dev *imon_init_idev(struct imon_context *ictx)
{
struct input_dev *idev;
- struct ir_dev_props *props;
int ret, i;
idev = input_allocate_device();
if (!idev) {
- dev_err(ictx->dev, "remote input dev allocation failed\n");
- goto idev_alloc_failed;
- }
-
- props = kzalloc(sizeof(struct ir_dev_props), GFP_KERNEL);
- if (!props) {
- dev_err(ictx->dev, "remote ir dev props allocation failed\n");
- goto props_alloc_failed;
+ dev_err(ictx->dev, "input dev allocation failed\n");
+ goto out;
}
snprintf(ictx->name_idev, sizeof(ictx->name_idev),
- "iMON Remote (%04x:%04x)", ictx->vendor, ictx->product);
+ "iMON Panel, Knob and Mouse(%04x:%04x)",
+ ictx->vendor, ictx->product);
idev->name = ictx->name_idev;
usb_make_path(ictx->usbdev_intf0, ictx->phys_idev,
sizeof(ictx->phys_idev));
- strlcat(ictx->phys_idev, "/input0", sizeof(ictx->phys_idev));
+ strlcat(ictx->phys_idev, "/input1", sizeof(ictx->phys_idev));
idev->phys = ictx->phys_idev;
idev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | BIT_MASK(EV_REL);
__set_bit(kc, idev->keybit);
}
- props->priv = ictx;
- props->driver_type = RC_DRIVER_SCANCODE;
- /* IR_TYPE_OTHER maps to iMON PAD remote, IR_TYPE_RC6 to MCE remote */
- props->allowed_protos = IR_TYPE_OTHER | IR_TYPE_RC6;
- props->change_protocol = imon_ir_change_protocol;
- ictx->props = props;
-
usb_to_input_id(ictx->usbdev_intf0, &idev->id);
idev->dev.parent = ictx->dev;
+ input_set_drvdata(idev, ictx);
- ret = ir_input_register(idev, RC_MAP_IMON_PAD, props, MOD_NAME);
+ ret = input_register_device(idev);
if (ret < 0) {
- dev_err(ictx->dev, "remote input dev register failed\n");
- goto idev_register_failed;
+ dev_err(ictx->dev, "input dev register failed\n");
+ goto out;
}
return idev;
-idev_register_failed:
- kfree(props);
-props_alloc_failed:
+out:
input_free_device(idev);
-idev_alloc_failed:
-
return NULL;
}
usb_make_path(ictx->usbdev_intf1, ictx->phys_touch,
sizeof(ictx->phys_touch));
- strlcat(ictx->phys_touch, "/input1", sizeof(ictx->phys_touch));
+ strlcat(ictx->phys_touch, "/input2", sizeof(ictx->phys_touch));
touch->phys = ictx->phys_touch;
touch->evbit[0] =
/* Input endpoint is mandatory */
if (!ir_ep_found)
- err("%s: no valid input (IR) endpoint found.", __func__);
+ pr_err("no valid input (IR) endpoint found\n");
ictx->tx_control = tx_control;
}
mutex_init(&ictx->lock);
+ spin_lock_init(&ictx->kc_lock);
mutex_lock(&ictx->lock);
goto idev_setup_failed;
}
+ ictx->rdev = imon_init_rdev(ictx);
+ if (!ictx->rdev) {
+ dev_err(dev, "%s: rc device setup failed\n", __func__);
+ goto rdev_setup_failed;
+ }
+
usb_fill_int_urb(ictx->rx_urb_intf0, ictx->usbdev_intf0,
usb_rcvintpipe(ictx->usbdev_intf0,
ictx->rx_endpoint_intf0->bEndpointAddress),
ret = usb_submit_urb(ictx->rx_urb_intf0, GFP_KERNEL);
if (ret) {
- err("%s: usb_submit_urb failed for intf0 (%d)",
- __func__, ret);
+ pr_err("usb_submit_urb failed for intf0 (%d)\n", ret);
goto urb_submit_failed;
}
return ictx;
urb_submit_failed:
- ir_input_unregister(ictx->idev);
+ ir_input_unregister(ictx->rdev);
+rdev_setup_failed:
+ input_unregister_device(ictx->idev);
idev_setup_failed:
find_endpoint_failed:
mutex_unlock(&ictx->lock);
rx_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!rx_urb) {
- err("%s: usb_alloc_urb failed for IR urb", __func__);
+ pr_err("usb_alloc_urb failed for IR urb\n");
goto rx_urb_alloc_failed;
}
ret = usb_submit_urb(ictx->rx_urb_intf1, GFP_KERNEL);
if (ret) {
- err("%s: usb_submit_urb failed for intf1 (%d)",
- __func__, ret);
+ pr_err("usb_submit_urb failed for intf1 (%d)\n", ret);
goto urb_submit_failed;
}
return NULL;
}
-/*
- * The 0x15c2:0xffdc device ID was used for umpteen different imon
- * devices, and all of them constantly spew interrupts, even when there
- * is no actual data to report. However, byte 6 of this buffer looks like
- * its unique across device variants, so we're trying to key off that to
- * figure out which display type (if any) and what IR protocol the device
- * actually supports. These devices have their IR protocol hard-coded into
- * their firmware, they can't be changed on the fly like the newer hardware.
- */
-static void imon_get_ffdc_type(struct imon_context *ictx)
-{
- u8 ffdc_cfg_byte = ictx->usb_rx_buf[6];
- u8 detected_display_type = IMON_DISPLAY_TYPE_NONE;
- u64 allowed_protos = IR_TYPE_OTHER;
-
- switch (ffdc_cfg_byte) {
- /* iMON Knob, no display, iMON IR + vol knob */
- case 0x21:
- dev_info(ictx->dev, "0xffdc iMON Knob, iMON IR");
- ictx->display_supported = false;
- break;
- /* iMON 2.4G LT (usb stick), no display, iMON RF */
- case 0x4e:
- dev_info(ictx->dev, "0xffdc iMON 2.4G LT, iMON RF");
- ictx->display_supported = false;
- ictx->rf_device = true;
- break;
- /* iMON VFD, no IR (does have vol knob tho) */
- case 0x35:
- dev_info(ictx->dev, "0xffdc iMON VFD + knob, no IR");
- detected_display_type = IMON_DISPLAY_TYPE_VFD;
- break;
- /* iMON VFD, iMON IR */
- case 0x24:
- case 0x85:
- dev_info(ictx->dev, "0xffdc iMON VFD, iMON IR");
- detected_display_type = IMON_DISPLAY_TYPE_VFD;
- break;
- /* iMON LCD, MCE IR */
- case 0x9e:
- case 0x9f:
- dev_info(ictx->dev, "0xffdc iMON LCD, MCE IR");
- detected_display_type = IMON_DISPLAY_TYPE_LCD;
- allowed_protos = IR_TYPE_RC6;
- break;
- default:
- dev_info(ictx->dev, "Unknown 0xffdc device, "
- "defaulting to VFD and iMON IR");
- detected_display_type = IMON_DISPLAY_TYPE_VFD;
- break;
- }
-
- printk(KERN_CONT " (id 0x%02x)\n", ffdc_cfg_byte);
-
- ictx->display_type = detected_display_type;
- ictx->props->allowed_protos = allowed_protos;
- ictx->ir_type = allowed_protos;
-}
-
-static void imon_set_display_type(struct imon_context *ictx,
- struct usb_interface *intf)
-{
- u8 configured_display_type = IMON_DISPLAY_TYPE_VFD;
-
- /*
- * Try to auto-detect the type of display if the user hasn't set
- * it by hand via the display_type modparam. Default is VFD.
- */
-
- if (display_type == IMON_DISPLAY_TYPE_AUTO) {
- switch (ictx->product) {
- case 0xffdc:
- /* set in imon_get_ffdc_type() */
- configured_display_type = ictx->display_type;
- break;
- case 0x0034:
- case 0x0035:
- configured_display_type = IMON_DISPLAY_TYPE_VGA;
- break;
- case 0x0038:
- case 0x0039:
- case 0x0045:
- configured_display_type = IMON_DISPLAY_TYPE_LCD;
- break;
- case 0x003c:
- case 0x0041:
- case 0x0042:
- case 0x0043:
- configured_display_type = IMON_DISPLAY_TYPE_NONE;
- ictx->display_supported = false;
- break;
- case 0x0036:
- case 0x0044:
- default:
- configured_display_type = IMON_DISPLAY_TYPE_VFD;
- break;
- }
- } else {
- configured_display_type = display_type;
- if (display_type == IMON_DISPLAY_TYPE_NONE)
- ictx->display_supported = false;
- else
- ictx->display_supported = true;
- dev_info(ictx->dev, "%s: overriding display type to %d via "
- "modparam\n", __func__, display_type);
- }
-
- ictx->display_type = configured_display_type;
-}
-
static void imon_init_display(struct imon_context *ictx,
struct usb_interface *intf)
{
dev_dbg(ictx->dev, "Registering iMON display with sysfs\n");
/* set up sysfs entry for built-in clock */
- ret = sysfs_create_group(&intf->dev.kobj,
- &imon_display_attribute_group);
+ ret = sysfs_create_group(&intf->dev.kobj, &imon_display_attr_group);
if (ret)
dev_err(ictx->dev, "Could not create display sysfs "
"entries(%d)", ret);
struct imon_context *ictx = NULL;
struct imon_context *first_if_ctx = NULL;
u16 vendor, product;
- const unsigned char fp_packet[] = { 0x40, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x88 };
code_length = BUF_CHUNK_SIZE * 8;
if (ifnum == 0) {
ictx = imon_init_intf0(interface);
if (!ictx) {
- err("%s: failed to initialize context!\n", __func__);
+ pr_err("failed to initialize context!\n");
ret = -ENODEV;
goto fail;
}
/* this is the secondary interface on the device */
ictx = imon_init_intf1(interface, first_if_ctx);
if (!ictx) {
- err("%s: failed to attach to context!\n", __func__);
+ pr_err("failed to attach to context!\n");
ret = -ENODEV;
goto fail;
}
usb_set_intfdata(interface, ictx);
if (ifnum == 0) {
- /* Enable front-panel buttons and/or knobs */
- memcpy(ictx->usb_tx_buf, &fp_packet, sizeof(fp_packet));
- ret = send_packet(ictx);
- /* Not fatal, but warn about it */
- if (ret)
- dev_info(dev, "failed to enable panel buttons "
- "and/or knobs\n");
-
- if (product == 0xffdc)
- imon_get_ffdc_type(ictx);
-
- imon_set_display_type(ictx, interface);
-
if (product == 0xffdc && ictx->rf_device) {
sysfs_err = sysfs_create_group(&interface->dev.kobj,
- &imon_rf_attribute_group);
+ &imon_rf_attr_group);
if (sysfs_err)
- err("%s: Could not create RF sysfs entries(%d)",
- __func__, sysfs_err);
+ pr_err("Could not create RF sysfs entries(%d)\n",
+ sysfs_err);
}
if (ictx->display_supported)
imon_init_display(ictx, interface);
}
- /* set IR protocol/remote type */
- ret = imon_ir_change_protocol(ictx, ictx->ir_type);
- if (ret) {
- dev_warn(dev, "%s: failed to set IR protocol, falling back "
- "to standard iMON protocol mode\n", __func__);
- ictx->ir_type = IR_TYPE_OTHER;
- }
-
dev_info(dev, "iMON device (%04x:%04x, intf%d) on "
"usb<%d:%d> initialized\n", vendor, product, ifnum,
usbdev->bus->busnum, usbdev->devnum);
* sysfs_remove_group is safe to call even if sysfs_create_group
* hasn't been called
*/
- sysfs_remove_group(&interface->dev.kobj,
- &imon_display_attribute_group);
- sysfs_remove_group(&interface->dev.kobj,
- &imon_rf_attribute_group);
+ sysfs_remove_group(&interface->dev.kobj, &imon_display_attr_group);
+ sysfs_remove_group(&interface->dev.kobj, &imon_rf_attr_group);
usb_set_intfdata(interface, NULL);
if (ifnum == 0) {
ictx->dev_present_intf0 = false;
usb_kill_urb(ictx->rx_urb_intf0);
- ir_input_unregister(ictx->idev);
+ input_unregister_device(ictx->idev);
+ ir_input_unregister(ictx->rdev);
if (ictx->display_supported) {
if (ictx->display_type == IMON_DISPLAY_TYPE_LCD)
usb_deregister_dev(interface, &imon_lcd_class);
mutex_unlock(&ictx->lock);
if (!ictx->display_isopen)
free_imon_context(ictx);
- } else {
- if (ictx->ir_type == IR_TYPE_RC6)
- del_timer_sync(&ictx->itimer);
+ } else
mutex_unlock(&ictx->lock);
- }
mutex_unlock(&driver_lock);
rc = usb_register(&imon_driver);
if (rc) {
- err("%s: usb register failed(%d)", __func__, rc);
+ pr_err("usb register failed(%d)\n", rc);
rc = -ENODEV;
}
git.openpandora.org / pandora-kernel.git / blobdiff