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path: root/drivers/media/IR/imon.c
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Diffstat (limited to 'drivers/media/IR/imon.c')
-rw-r--r--drivers/media/IR/imon.c75
1 files changed, 41 insertions, 34 deletions
diff --git a/drivers/media/IR/imon.c b/drivers/media/IR/imon.c
index 5e2045670004..4bbd45f4284c 100644
--- a/drivers/media/IR/imon.c
+++ b/drivers/media/IR/imon.c
@@ -94,6 +94,7 @@ struct imon_context {
bool display_supported; /* not all controllers do */
bool display_isopen; /* display port has been opened */
+ bool rf_device; /* true if iMON 2.4G LT/DT RF device */
bool rf_isassociating; /* RF remote associating */
bool dev_present_intf0; /* USB device presence, interface 0 */
bool dev_present_intf1; /* USB device presence, interface 1 */
@@ -385,7 +386,7 @@ static int display_open(struct inode *inode, struct file *file)
err("%s: display port is already open", __func__);
retval = -EBUSY;
} else {
- ictx->display_isopen = 1;
+ ictx->display_isopen = true;
file->private_data = ictx;
dev_dbg(ictx->dev, "display port opened\n");
}
@@ -422,7 +423,7 @@ static int display_close(struct inode *inode, struct file *file)
err("%s: display is not open", __func__);
retval = -EIO;
} else {
- ictx->display_isopen = 0;
+ ictx->display_isopen = false;
dev_dbg(ictx->dev, "display port closed\n");
if (!ictx->dev_present_intf0) {
/*
@@ -491,12 +492,12 @@ static int send_packet(struct imon_context *ictx)
}
init_completion(&ictx->tx.finished);
- ictx->tx.busy = 1;
+ ictx->tx.busy = true;
smp_rmb(); /* ensure later readers know we're busy */
retval = usb_submit_urb(ictx->tx_urb, GFP_KERNEL);
if (retval) {
- ictx->tx.busy = 0;
+ ictx->tx.busy = false;
smp_rmb(); /* ensure later readers know we're not busy */
err("%s: error submitting urb(%d)", __func__, retval);
} else {
@@ -682,7 +683,7 @@ static ssize_t store_associate_remote(struct device *d,
return -ENODEV;
mutex_lock(&ictx->lock);
- ictx->rf_isassociating = 1;
+ ictx->rf_isassociating = true;
send_associate_24g(ictx);
mutex_unlock(&ictx->lock);
@@ -950,7 +951,7 @@ static void usb_tx_callback(struct urb *urb)
ictx->tx.status = urb->status;
/* notify waiters that write has finished */
- ictx->tx.busy = 0;
+ ictx->tx.busy = false;
smp_rmb(); /* ensure later readers know we're not busy */
complete(&ictx->tx.finished);
}
@@ -1215,7 +1216,7 @@ static bool imon_mouse_event(struct imon_context *ictx,
{
char rel_x = 0x00, rel_y = 0x00;
u8 right_shift = 1;
- bool mouse_input = 1;
+ bool mouse_input = true;
int dir = 0;
/* newer iMON device PAD or mouse button */
@@ -1246,7 +1247,7 @@ static bool imon_mouse_event(struct imon_context *ictx,
} else if (ictx->kc == KEY_CHANNELDOWN && (buf[2] & 0x40) != 0x40) {
dir = -1;
} else
- mouse_input = 0;
+ mouse_input = false;
if (mouse_input) {
dev_dbg(ictx->dev, "sending mouse data via input subsystem\n");
@@ -1450,7 +1451,7 @@ static void imon_incoming_packet(struct imon_context *ictx,
unsigned char *buf = urb->transfer_buffer;
struct device *dev = ictx->dev;
u32 kc;
- bool norelease = 0;
+ bool norelease = false;
int i;
u64 temp_key;
u64 panel_key = 0;
@@ -1465,7 +1466,7 @@ static void imon_incoming_packet(struct imon_context *ictx,
idev = ictx->idev;
/* filter out junk data on the older 0xffdc imon devices */
- if ((buf[0] == 0xff) && (buf[7] == 0xff))
+ if ((buf[0] == 0xff) && (buf[1] == 0xff) && (buf[2] == 0xff))
return;
/* Figure out what key was pressed */
@@ -1517,7 +1518,7 @@ static void imon_incoming_packet(struct imon_context *ictx,
!(buf[1] & 0x1 || buf[1] >> 2 & 0x1))) {
len = 8;
imon_pad_to_keys(ictx, buf);
- norelease = 1;
+ norelease = true;
}
if (debug) {
@@ -1580,7 +1581,7 @@ not_input_data:
(buf[6] == 0x5E && buf[7] == 0xDF))) { /* DT */
dev_warn(dev, "%s: remote associated refid=%02X\n",
__func__, buf[1]);
- ictx->rf_isassociating = 0;
+ ictx->rf_isassociating = false;
}
}
@@ -1790,9 +1791,9 @@ static bool imon_find_endpoints(struct imon_context *ictx,
int ifnum = iface_desc->desc.bInterfaceNumber;
int num_endpts = iface_desc->desc.bNumEndpoints;
int i, ep_dir, ep_type;
- bool ir_ep_found = 0;
- bool display_ep_found = 0;
- bool tx_control = 0;
+ bool ir_ep_found = false;
+ bool display_ep_found = false;
+ bool tx_control = false;
/*
* Scan the endpoint list and set:
@@ -1808,13 +1809,13 @@ static bool imon_find_endpoints(struct imon_context *ictx,
ep_type == USB_ENDPOINT_XFER_INT) {
rx_endpoint = ep;
- ir_ep_found = 1;
+ ir_ep_found = true;
dev_dbg(ictx->dev, "%s: found IR endpoint\n", __func__);
} else if (!display_ep_found && ep_dir == USB_DIR_OUT &&
ep_type == USB_ENDPOINT_XFER_INT) {
tx_endpoint = ep;
- display_ep_found = 1;
+ display_ep_found = true;
dev_dbg(ictx->dev, "%s: found display endpoint\n", __func__);
}
}
@@ -1835,8 +1836,8 @@ static bool imon_find_endpoints(struct imon_context *ictx,
* newer iMON devices that use control urb instead of interrupt
*/
if (!display_ep_found) {
- tx_control = 1;
- display_ep_found = 1;
+ tx_control = true;
+ display_ep_found = true;
dev_dbg(ictx->dev, "%s: device uses control endpoint, not "
"interface OUT endpoint\n", __func__);
}
@@ -1847,7 +1848,7 @@ static bool imon_find_endpoints(struct imon_context *ictx,
* and without... :\
*/
if (ictx->display_type == IMON_DISPLAY_TYPE_NONE) {
- display_ep_found = 0;
+ display_ep_found = false;
dev_dbg(ictx->dev, "%s: device has no display\n", __func__);
}
@@ -1856,7 +1857,7 @@ static bool imon_find_endpoints(struct imon_context *ictx,
* that refers to e.g. /dev/lcd0 (a character device LCD or VFD).
*/
if (ictx->display_type == IMON_DISPLAY_TYPE_VGA) {
- display_ep_found = 0;
+ display_ep_found = false;
dev_dbg(ictx->dev, "%s: iMON Touch device found\n", __func__);
}
@@ -1905,9 +1906,10 @@ static struct imon_context *imon_init_intf0(struct usb_interface *intf)
ictx->dev = dev;
ictx->usbdev_intf0 = usb_get_dev(interface_to_usbdev(intf));
- ictx->dev_present_intf0 = 1;
+ ictx->dev_present_intf0 = true;
ictx->rx_urb_intf0 = rx_urb;
ictx->tx_urb = tx_urb;
+ ictx->rf_device = false;
ictx->vendor = le16_to_cpu(ictx->usbdev_intf0->descriptor.idVendor);
ictx->product = le16_to_cpu(ictx->usbdev_intf0->descriptor.idProduct);
@@ -1979,7 +1981,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf,
}
ictx->usbdev_intf1 = usb_get_dev(interface_to_usbdev(intf));
- ictx->dev_present_intf1 = 1;
+ ictx->dev_present_intf1 = true;
ictx->rx_urb_intf1 = rx_urb;
ret = -ENODEV;
@@ -2047,6 +2049,12 @@ static void imon_get_ffdc_type(struct imon_context *ictx)
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");
@@ -2197,15 +2205,6 @@ static int __devinit imon_probe(struct usb_interface *interface,
goto fail;
}
- if (product == 0xffdc) {
- /* RF products *also* use 0xffdc... sigh... */
- sysfs_err = sysfs_create_group(&interface->dev.kobj,
- &imon_rf_attribute_group);
- if (sysfs_err)
- err("%s: Could not create RF sysfs entries(%d)",
- __func__, sysfs_err);
- }
-
} else {
/* this is the secondary interface on the device */
ictx = imon_init_intf1(interface, first_if_ctx);
@@ -2233,6 +2232,14 @@ static int __devinit imon_probe(struct usb_interface *interface,
imon_set_display_type(ictx, interface);
+ if (product == 0xffdc && ictx->rf_device) {
+ sysfs_err = sysfs_create_group(&interface->dev.kobj,
+ &imon_rf_attribute_group);
+ if (sysfs_err)
+ err("%s: Could not create RF sysfs entries(%d)",
+ __func__, sysfs_err);
+ }
+
if (ictx->display_supported)
imon_init_display(ictx, interface);
}
@@ -2297,7 +2304,7 @@ static void __devexit imon_disconnect(struct usb_interface *interface)
}
if (ifnum == 0) {
- ictx->dev_present_intf0 = 0;
+ ictx->dev_present_intf0 = false;
usb_kill_urb(ictx->rx_urb_intf0);
input_unregister_device(ictx->idev);
if (ictx->display_supported) {
@@ -2307,7 +2314,7 @@ static void __devexit imon_disconnect(struct usb_interface *interface)
usb_deregister_dev(interface, &imon_vfd_class);
}
} else {
- ictx->dev_present_intf1 = 0;
+ ictx->dev_present_intf1 = false;
usb_kill_urb(ictx->rx_urb_intf1);
if (ictx->display_type == IMON_DISPLAY_TYPE_VGA)
input_unregister_device(ictx->touch);