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path: root/drivers/media/dvb/dvb-usb/cxusb.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/cxusb.c')
-rw-r--r--drivers/media/dvb/dvb-usb/cxusb.c37
1 files changed, 31 insertions, 6 deletions
diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c
index 3100ce91ccd..9d69f822537 100644
--- a/drivers/media/dvb/dvb-usb/cxusb.c
+++ b/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) */