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authorMarco Gittler <g.marco@freenet.de>2007-07-04 19:18:34 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2007-07-18 14:24:41 -0300
commit59800555f79a52394c3c29e19e448b4635daf14c (patch)
treea6540f53684f2939bc89b26f2d72770a09d5c53e /drivers/media/dvb
parentb31c33bd8b339e426138dd267ec969291f802a0d (diff)
V4L/DVB (5829): Firmware extract and loading for opera dvb-usb update
Better way of creating and loading the firmware used. Update for get_dvb_firmware script to extract the files for opera usb-box Help file for creating the firmware added Signed-off-by: Marco Gittler <g.marco@freenet.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r--drivers/media/dvb/dvb-usb/opera1.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/media/dvb/dvb-usb/opera1.c b/drivers/media/dvb/dvb-usb/opera1.c
index cdb02218ca6a..d7c04951ceab 100644
--- a/drivers/media/dvb/dvb-usb/opera1.c
+++ b/drivers/media/dvb/dvb-usb/opera1.c
@@ -435,9 +435,9 @@ static int opera1_xilinx_load_firmware(struct usb_device *dev,
{
const struct firmware *fw = NULL;
u8 *b, *p;
- int ret = 0, i;
+ int ret = 0, i,fpgasize=40;
u8 testval;
- info("start downloading fpga firmware");
+ info("start downloading fpga firmware %s",filename);
if ((ret = request_firmware(&fw, filename, &dev->dev)) != 0) {
err("did not find the firmware file. (%s) "
@@ -454,17 +454,20 @@ static int opera1_xilinx_load_firmware(struct usb_device *dev,
/* clear fpga ? */
opera1_xilinx_rw(dev, 0xbc, 0xaa, &fpga_command, 1,
OPERA_WRITE_MSG);
- for (i = 0; p[i] != 0 && i < fw->size;) {
+ for (i = 0; i < fw->size;) {
+ if ( (fw->size - i) <fpgasize){
+ fpgasize=fw->size-i;
+ }
b = (u8 *) p + i;
if (opera1_xilinx_rw
- (dev, OPERA_WRITE_FX2, 0x0, b + 1, b[0],
- OPERA_WRITE_MSG) != b[0]
+ (dev, OPERA_WRITE_FX2, 0x0, b , fpgasize,
+ OPERA_WRITE_MSG) != fpgasize
) {
err("error while transferring firmware");
ret = -EINVAL;
break;
}
- i = i + 1 + b[0];
+ i = i + fpgasize;
}
/* restart the CPU */
if (ret || opera1_xilinx_rw
@@ -538,7 +541,7 @@ static int opera1_probe(struct usb_interface *intf,
if (udev->descriptor.idProduct == USB_PID_OPERA1_WARM &&
udev->descriptor.idVendor == USB_VID_OPERA1 &&
- opera1_xilinx_load_firmware(udev, "dvb-usb-opera1-fpga.fw") != 0
+ opera1_xilinx_load_firmware(udev, "dvb-usb-opera1-fpga-01.fw") != 0
) {
return -EINVAL;
}