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-rwxr-xr-xlinux/Documentation/dvb/get_dvb_firmware37
-rw-r--r--linux/drivers/media/dvb/dvb-usb/af9015.c50
2 files changed, 70 insertions, 17 deletions
diff --git a/linux/Documentation/dvb/get_dvb_firmware b/linux/Documentation/dvb/get_dvb_firmware
index 3d1b0ab70..14b7b5a3b 100755
--- a/linux/Documentation/dvb/get_dvb_firmware
+++ b/linux/Documentation/dvb/get_dvb_firmware
@@ -25,7 +25,8 @@ use IO::Handle;
"tda10046lifeview", "av7110", "dec2000t", "dec2540t",
"dec3000s", "vp7041", "dibusb", "nxt2002", "nxt2004",
"or51211", "or51132_qam", "or51132_vsb", "bluebird",
- "opera1", "cx231xx", "cx18", "cx23885", "pvrusb2", "mpc718" );
+ "opera1", "cx231xx", "cx18", "cx23885", "pvrusb2", "mpc718",
+ "af9015");
# Check args
syntax() if (scalar(@ARGV) != 1);
@@ -514,6 +515,40 @@ sub bluebird {
$outfile;
}
+sub af9015 {
+ my $sourcefile = "download.ashx?file=57";
+ my $url = "http://www.ite.com.tw/EN/Services/$sourcefile";
+ my $hash = "ff5b096ed47c080870eacdab2de33ad6";
+ my $outfile = "dvb-usb-af9015.fw";
+ my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
+ my $fwoffset = 0x22708;
+ my $fwlength = 18225;
+ my ($chunklength, $buf, $rcount);
+
+ checkstandard();
+
+ wgetfile($sourcefile, $url);
+ unzip($sourcefile, $tmpdir);
+ verify("$tmpdir/Driver/Files/AF15BDA.sys", $hash);
+
+ open INFILE, '<', "$tmpdir/Driver/Files/AF15BDA.sys";
+ open OUTFILE, '>', $outfile;
+
+ sysseek(INFILE, $fwoffset, SEEK_SET);
+ while($fwlength > 0) {
+ $chunklength = 55;
+ $chunklength = $fwlength if ($chunklength > $fwlength);
+ $rcount = sysread(INFILE, $buf, $chunklength);
+ die "Ran out of data\n" if ($rcount != $chunklength);
+ syswrite(OUTFILE, $buf);
+ sysread(INFILE, $buf, 8);
+ $fwlength -= $rcount + 8;
+ }
+
+ close OUTFILE;
+ close INFILE;
+}
+
# ---------------------------------------------------------------
# Utilities
diff --git a/linux/drivers/media/dvb/dvb-usb/af9015.c b/linux/drivers/media/dvb/dvb-usb/af9015.c
index 69a00d610..ab505a268 100644
--- a/linux/drivers/media/dvb/dvb-usb/af9015.c
+++ b/linux/drivers/media/dvb/dvb-usb/af9015.c
@@ -61,10 +61,13 @@ static struct af9013_config af9015_af9013_config[] = {
static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
{
+#define BUF_LEN 63
+#define REQ_HDR_LEN 8 /* send header size */
+#define ACK_HDR_LEN 2 /* rece header size */
int act_len, ret;
- u8 buf[64];
+ u8 buf[BUF_LEN];
u8 write = 1;
- u8 msg_len = 8;
+ u8 msg_len = REQ_HDR_LEN;
static u8 seq; /* packet sequence number */
if (mutex_lock_interruptible(&af9015_usb_mutex) < 0)
@@ -94,7 +97,7 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
break;
case WRITE_MEMORY:
if (((req->addr & 0xff00) == 0xff00) ||
- ((req->addr & 0xae00) == 0xae00))
+ ((req->addr & 0xff00) == 0xae00))
buf[0] = WRITE_VIRTUAL_MEMORY;
case WRITE_VIRTUAL_MEMORY:
case COPY_FIRMWARE:
@@ -107,17 +110,26 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
goto error_unlock;
}
+ /* buffer overflow check */
+ if ((write && (req->data_len > BUF_LEN - REQ_HDR_LEN)) ||
+ (!write && (req->data_len > BUF_LEN - ACK_HDR_LEN))) {
+ err("too much data; cmd:%d len:%d", req->cmd, req->data_len);
+ ret = -EINVAL;
+ goto error_unlock;
+ }
+
/* write requested */
if (write) {
- memcpy(&buf[8], req->data, req->data_len);
+ memcpy(&buf[REQ_HDR_LEN], req->data, req->data_len);
msg_len += req->data_len;
}
+
deb_xfer(">>> ");
debug_dump(buf, msg_len, deb_xfer);
/* send req */
ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x02), buf, msg_len,
- &act_len, AF9015_USB_TIMEOUT);
+ &act_len, AF9015_USB_TIMEOUT);
if (ret)
err("bulk message failed:%d (%d/%d)", ret, msg_len, act_len);
else
@@ -130,10 +142,14 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
if (req->cmd == DOWNLOAD_FIRMWARE || req->cmd == RECONNECT_USB)
goto exit_unlock;
- /* receive ack and data if read req */
- msg_len = 1 + 1 + req->data_len; /* seq + status + data len */
+ /* write receives seq + status = 2 bytes
+ read receives seq + status + data = 2 + N bytes */
+ msg_len = ACK_HDR_LEN;
+ if (!write)
+ msg_len += req->data_len;
+
ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, 0x81), buf, msg_len,
- &act_len, AF9015_USB_TIMEOUT);
+ &act_len, AF9015_USB_TIMEOUT);
if (ret) {
err("recv bulk message failed:%d", ret);
ret = -1;
@@ -159,7 +175,7 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
/* read request, copy returned data to return buf */
if (!write)
- memcpy(req->data, &buf[2], req->data_len);
+ memcpy(req->data, &buf[ACK_HDR_LEN], req->data_len);
error_unlock:
exit_unlock:
@@ -372,12 +388,14 @@ static int af9015_init_endpoint(struct dvb_usb_device *d)
u8 packet_size;
deb_info("%s: USB speed:%d\n", __func__, d->udev->speed);
+ /* Windows driver uses packet count 21 for USB1.1 and 348 for USB2.0.
+ We use smaller - about 1/4 from the original, 5 and 87. */
#define TS_PACKET_SIZE 188
-#define TS_USB20_PACKET_COUNT 348
+#define TS_USB20_PACKET_COUNT 87
#define TS_USB20_FRAME_SIZE (TS_PACKET_SIZE*TS_USB20_PACKET_COUNT)
-#define TS_USB11_PACKET_COUNT 21
+#define TS_USB11_PACKET_COUNT 5
#define TS_USB11_FRAME_SIZE (TS_PACKET_SIZE*TS_USB11_PACKET_COUNT)
#define TS_USB20_MAX_PACKET_SIZE 512
@@ -871,13 +889,13 @@ static int af9015_read_config(struct usb_device *udev)
/* USB1.1 set smaller buffersize and disable 2nd adapter */
if (udev->speed == USB_SPEED_FULL) {
af9015_properties[i].adapter[0].stream.u.bulk.buffersize
- = TS_USB11_MAX_PACKET_SIZE;
+ = TS_USB11_FRAME_SIZE;
/* disable 2nd adapter because we don't have
PID-filters */
af9015_config.dual_mode = 0;
} else {
af9015_properties[i].adapter[0].stream.u.bulk.buffersize
- = TS_USB20_MAX_PACKET_SIZE;
+ = TS_USB20_FRAME_SIZE;
}
}
@@ -1313,7 +1331,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
.u = {
.bulk = {
.buffersize =
- TS_USB20_MAX_PACKET_SIZE,
+ TS_USB20_FRAME_SIZE,
}
}
},
@@ -1419,7 +1437,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
.u = {
.bulk = {
.buffersize =
- TS_USB20_MAX_PACKET_SIZE,
+ TS_USB20_FRAME_SIZE,
}
}
},
@@ -1525,7 +1543,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
.u = {
.bulk = {
.buffersize =
- TS_USB20_MAX_PACKET_SIZE,
+ TS_USB20_FRAME_SIZE,
}
}
},
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-11 01:07:17 +0000