renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-23 04:34:11 +08:00
Code

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

Browse Source 
- 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>
This commit is contained in:
Patrick Boettcher 2006-01-09 18:21:38 -02:00 committed by Mauro Carvalho Chehab
parent 5af0c8f6a0
commit f53737882e
3 changed files with 34 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
drivers/media/dvb/dvb-usb/cxusb.c
View File

@ -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) */

30
drivers/media/dvb/dvb-usb/dvb-usb-firmware.c
View File

@ -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:

1
drivers/media/dvb/dvb-usb/dvb-usb.h
View File

@ -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