mceusb: add support for cx231xx-based IR (e. g. Polaris)

index bc620e1..61ccb8f 100644
@@ -104,6 +104,8 @@ static int debug;
 #define VENDOR_NORTHSTAR	0x04eb
 #define VENDOR_REALTEK		0x0bda
 #define VENDOR_TIVO		0x105a
+#define VENDOR_PIXELVIEW	0x1554
+#define VENDOR_CONEXANT		0x0572
 
 static struct usb_device_id mceusb_dev_table[] = {
 	/* Original Microsoft MCE IR Transceiver (often HP-branded) */

@@ -198,6 +200,10 @@ static struct usb_device_id mceusb_dev_table[] = {
 	{ USB_DEVICE(VENDOR_NORTHSTAR, 0xe004) },
 	/* TiVo PC IR Receiver */
 	{ USB_DEVICE(VENDOR_TIVO, 0x2000) },
+	/* Pixelview SBTVD Hybrid */
+	{ USB_DEVICE_VER(VENDOR_PIXELVIEW, 0x5010, 0x4000, 0x4001) },
+	/* Conexant SDK */
+	{ USB_DEVICE(VENDOR_CONEXANT, 0x58a1) },
 	/* Terminating entry */
 	{ }
 };

@@ -229,6 +235,12 @@ static struct usb_device_id std_tx_mask_list[] = {
 	{}
 };
 
+static struct usb_device_id cx_polaris_list[] = {
+	{ USB_DEVICE(VENDOR_PIXELVIEW, 0x5010) },
+	{ USB_DEVICE(VENDOR_CONEXANT, 0x58a1) },
+	{}
+};
+
 /* data structure for each usb transceiver */
 struct mceusb_dev {
 	/* ir-core bits */

@@ -929,6 +941,7 @@ static int __devinit mceusb_dev_probe(struct usb_interface *intf,
 	bool is_gen3;
 	bool is_microsoft_gen1;
 	bool tx_mask_inverted;
+	bool is_polaris;
 
 	dev_dbg(&intf->dev, ": %s called\n", __func__);
 

@@ -937,6 +950,13 @@ static int __devinit mceusb_dev_probe(struct usb_interface *intf,
 	is_gen3 = usb_match_id(intf, gen3_list) ? 1 : 0;
 	is_microsoft_gen1 = usb_match_id(intf, microsoft_gen1_list) ? 1 : 0;
 	tx_mask_inverted = usb_match_id(intf, std_tx_mask_list) ? 0 : 1;
+	is_polaris = usb_match_id(intf, cx_polaris_list) ? 1 : 0;
+
+	if (is_polaris) {
+		/* Interface 0 is IR */
+		if (idesc->desc.bInterfaceNumber)
+			return -ENODEV;
+	}
 
 	/* step through the endpoints to find first bulk in and out endpoint */
 	for (i = 0; i < idesc->desc.bNumEndpoints; ++i) {

index 2db9856..dd20b04 100644
@@ -628,11 +628,6 @@ void cx231xx_card_setup(struct cx231xx *dev)
 		else
 			cx231xx_config_tuner(dev);
 	}
-
-#if 0
-	/* TBD  IR will be added later */
-	cx231xx_ir_init(dev);
-#endif
 }
 
 /*

@@ -666,12 +661,6 @@ void cx231xx_config_i2c(struct cx231xx *dev)
 */
 void cx231xx_release_resources(struct cx231xx *dev)
 {
-
-#if 0		/* TBD IR related  */
-	if (dev->ir)
-		cx231xx_ir_fini(dev);
-#endif
-
 	cx231xx_release_analog_resources(dev);
 
 	cx231xx_remove_from_devlist(dev);

251 lines not on this page · raw message

index 3ac313d..ff8ea37 100644
@@ -954,10 +954,6 @@ extern struct usb_device_id cx231xx_id_table[];
 extern const unsigned int cx231xx_bcount;
 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg);
 
-/* Provided by cx231xx-input.c */
-int cx231xx_ir_init(struct cx231xx *dev);
-int cx231xx_ir_fini(struct cx231xx *dev);
-
 /* cx23885-417.c                                               */
 extern int cx231xx_417_register(struct cx231xx *dev);
 extern void cx231xx_417_unregister(struct cx231xx *dev);

index 9c3a926..2db9856 100644
@@ -843,13 +843,12 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
 	char *speed;
 	char descr[255] = "";
 	struct usb_interface *lif = NULL;
-	int skip_interface = 0;
 	struct usb_interface_assoc_descriptor *assoc_desc;
 
 	udev = usb_get_dev(interface_to_usbdev(interface));
 	ifnum = interface->altsetting[0].desc.bInterfaceNumber;
 
-	if (!ifnum) {
+	if (ifnum == 1) {
 		/*
 		 * Interface number 0 - IR interface
 		 */

@@ -936,13 +935,6 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
 		     le16_to_cpu(udev->descriptor.idVendor),
 		     le16_to_cpu(udev->descriptor.idProduct),
 		     dev->max_iad_interface_count);
-	} else {
-		/* Get dev structure first */
-		dev = usb_get_intfdata(udev->actconfig->interface[0]);
-		if (dev == NULL) {
-			cx231xx_err(DRIVER_NAME ": out of first interface!\n");
-			return -ENODEV;
-		}
 
 		/* store the interface 0 back */
 		lif = udev->actconfig->interface[0];

@@ -953,35 +945,21 @@ static int cx231xx_usb_probe(struct usb_interface *interface,
 		/* get device number */
 		nr = dev->devno;
 
-		/*
-		 * set skip interface, for all interfaces but
-		 * interface 1 and the last one
-		 */
-		if ((ifnum != 1) && ((ifnum)
-				     != dev->max_iad_interface_count))
-			skip_interface = 1;
-
-		if (ifnum == 1) {
-			assoc_desc = udev->actconfig->intf_assoc[0];
-			if (assoc_desc->bFirstInterface != ifnum) {
-				cx231xx_err(DRIVER_NAME ": Not found "
-					    "matching IAD interface\n");
-				return -ENODEV;
-			}
+		assoc_desc = udev->actconfig->intf_assoc[0];
+		if (assoc_desc->bFirstInterface != ifnum) {
+			cx231xx_err(DRIVER_NAME ": Not found "
+				    "matching IAD interface\n");
+			return -ENODEV;
 		}
-	}
-
-	if (skip_interface)
+	} else {
 		return -ENODEV;
+	}
 
 	cx231xx_info("registering interface %d\n", ifnum);
 
 	/* save our data pointer in this interface device */
 	usb_set_intfdata(lif, dev);
 
-	if ((ifnum) != dev->max_iad_interface_count)
-		return 0;
-
 	/*
 	 * AV device initialization - only done at the last interface
 	 */