V4L/DVB (3327): Remove DViCO specific firmware hacks from the generic code.

- Move the code that patches bluebird firmware before upload from the
generic code into the cxusb driver itself.
Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Michael Krufky <mkrufky@m1k.net>
Signed-off-by: Chris Pascoe <c.pascoe@itee.uq.edu.au>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>

drivers/media/dvb/dvb-usb/cxusb.c

@@ -11,8 +11,7 @@
  * design, so it can be reused for the "analogue-only" device (if it will
  * appear at all).
  *
- * TODO: check if the cx25840-driver (from ivtv) can be used for the analogue
- * part
+ * Use the cx25840-driver for the analogue part
  *
  * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@desy.de)
  * Copyright (C) 2005 Michael Krufky (mkrufky@m1k.net)
@@ -343,6 +342,30 @@ static int cxusb_dee1601_frontend_attach(struct dvb_usb_device *d)
 	return -EIO;
 }
 
+/*
+ * DViCO bluebird firmware needs the "warm" product ID to be patched into the
+ * firmware file before download.
+ */
+
+#define BLUEBIRD_01_ID_OFFSET 6638
+static int bluebird_patch_dvico_firmware_download(struct usb_device *udev, const struct firmware *fw)
+{
+	if (fw->size < BLUEBIRD_01_ID_OFFSET + 4)
+		return -EINVAL;
+
+	if (fw->data[BLUEBIRD_01_ID_OFFSET] == (USB_VID_DVICO & 0xff) &&
+	    fw->data[BLUEBIRD_01_ID_OFFSET + 1] == USB_VID_DVICO >> 8) {
+
+		/* FIXME: are we allowed to change the fw-data ? */
+		fw->data[BLUEBIRD_01_ID_OFFSET + 2] = udev->descriptor.idProduct + 1;
+		fw->data[BLUEBIRD_01_ID_OFFSET + 3] = udev->descriptor.idProduct >> 8;
+
+		return usb_cypress_load_firmware(udev,fw,CYPRESS_FX2);
+	}
+
+	return -EINVAL;
+}
+
 /* DVB USB Driver stuff */
 static struct dvb_usb_properties cxusb_medion_properties;
 static struct dvb_usb_properties cxusb_bluebird_lgh064f_properties;
@@ -409,8 +432,9 @@ static struct dvb_usb_properties cxusb_medion_properties = {
 static struct dvb_usb_properties cxusb_bluebird_lgh064f_properties = {
 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
 
-	.usb_ctrl         = CYPRESS_FX2,
-	.firmware         = "dvb-usb-bluebird-01.fw",
+	.usb_ctrl          = DEVICE_SPECIFIC,
+	.firmware          = "dvb-usb-bluebird-01.fw",
+	.download_firmware = bluebird_patch_dvico_firmware_download,
 	/* use usb alt setting 0 for EP4 transfer (dvb-t),
 	   use usb alt setting 7 for EP2 transfer (atsc) */
 
@@ -448,8 +472,9 @@ static struct dvb_usb_properties cxusb_bluebird_lgh064f_properties = {
 static struct dvb_usb_properties cxusb_bluebird_dee1601_properties = {
 	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
 
-	.usb_ctrl         = CYPRESS_FX2,
-	.firmware         = "dvb-usb-bluebird-01.fw",
+	.usb_ctrl          = DEVICE_SPECIFIC,
+	.firmware          = "dvb-usb-bluebird-01.fw",
+	.download_firmware = bluebird_patch_dvico_firmware_download,
 	/* use usb alt setting 0 for EP4 transfer (dvb-t),
 	   use usb alt setting 7 for EP2 transfer (atsc) */
 

drivers/media/dvb/dvb-usb/dvb-usb-firmware.c

@@ -33,7 +33,7 @@ static int usb_cypress_writemem(struct usb_device *udev,u16 addr,u8 *data, u8 le
 			0xa0, USB_TYPE_VENDOR, addr, 0x00, data, len, 5000);
 }
 
-static int usb_cypress_load_firmware(struct usb_device *udev, const struct firmware *fw, int type)
+int usb_cypress_load_firmware(struct usb_device *udev, const struct firmware *fw, int type)
 {
 	struct hexline hx;
 	u8 reset;
@@ -73,27 +73,7 @@ static int usb_cypress_load_firmware(struct usb_device *udev, const struct firmw
 
 	return ret;
 }
-
-/*
- * DViCO bluebird firmware needs the "warm" product ID to be patched into the
- * firmware file before download.
- */
-#define BLUEBIRD_01_ID_OFFSET 6638
-static int dvb_usb_patch_dvico_firmware(struct usb_device *udev, const struct firmware *fw)
-{
-	if (fw->size < BLUEBIRD_01_ID_OFFSET + 4)
-		return -EINVAL;
-
-	if (fw->data[BLUEBIRD_01_ID_OFFSET] == (USB_VID_DVICO & 0xff) &&
-	    fw->data[BLUEBIRD_01_ID_OFFSET + 1] == USB_VID_DVICO >> 8) {
-		fw->data[BLUEBIRD_01_ID_OFFSET + 2] = udev->descriptor.idProduct + 1;
-		fw->data[BLUEBIRD_01_ID_OFFSET + 3] = udev->descriptor.idProduct >> 8;
-
-		return 0;
-	}
-
-	return -EINVAL;
-}
+EXPORT_SYMBOL(usb_cypress_load_firmware);
 
 int dvb_usb_download_firmware(struct usb_device *udev, struct dvb_usb_properties *props)
 {
@@ -109,12 +89,6 @@ int dvb_usb_download_firmware(struct usb_device *udev, struct dvb_usb_properties
 
 	info("downloading firmware from file '%s'",props->firmware);
 
-	if (le16_to_cpu(udev->descriptor.idVendor) == USB_VID_DVICO) {
-		ret = dvb_usb_patch_dvico_firmware(udev, fw);
-		if (ret != 0)
-			warn("this firmware file not recognised");
-	}
-
 	switch (props->usb_ctrl) {
 		case CYPRESS_AN2135:
 		case CYPRESS_AN2235:

drivers/media/dvb/dvb-usb/dvb-usb.h

@@ -342,5 +342,6 @@ struct hexline {
 	u8 chk;
 };
 extern int dvb_usb_get_hexline(const struct firmware *, struct hexline *, int *);
+extern int usb_cypress_load_firmware(struct usb_device *udev, const struct firmware *fw, int type);
 
 #endif