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-rw-r--r--package/mac80211/patches/329-rt2x00-Add-support-for-2-firmware-file-lengths-rt2.patch58
1 files changed, 58 insertions, 0 deletions
diff --git a/package/mac80211/patches/329-rt2x00-Add-support-for-2-firmware-file-lengths-rt2.patch b/package/mac80211/patches/329-rt2x00-Add-support-for-2-firmware-file-lengths-rt2.patch
new file mode 100644
index 0000000000..b05843db85
--- /dev/null
+++ b/package/mac80211/patches/329-rt2x00-Add-support-for-2-firmware-file-lengths-rt2.patch
@@ -0,0 +1,58 @@
+From cac151e6e6aa50ecb5d965aa5e2840d0e69f8efa Mon Sep 17 00:00:00 2001
+From: Ivo van Doorn <IvDoorn@gmail.com>
+Date: Thu, 22 Jan 2009 22:02:32 +0100
+Subject: [PATCH] rt2x00: Add support for 2 firmware file lengths (rt2800usb)
+
+Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
+---
+ drivers/net/wireless/rt2x00/rt2800usb.c | 32 +++++++++++++++++++++++++++++-
+ 1 files changed, 30 insertions(+), 2 deletions(-)
+
+--- a/drivers/net/wireless/rt2x00/rt2800usb.c
++++ b/drivers/net/wireless/rt2x00/rt2800usb.c
+@@ -1128,6 +1128,34 @@ static int rt2800usb_load_firmware(struc
+ unsigned int i;
+ int status;
+ u32 reg;
++ u32 offset;
++ u32 length;
++ u16 chipset = (rt2x00_rev(&rt2x00dev->chip) >> 16) & 0xffff;
++
++ /*
++ * Firmware files:
++ * There are 2 variations of the rt2870 firmware.
++ * a) size: 4kb
++ * b) size: 8kb
++ * Note that (b) contains 2 seperate firmware blobs of 4k
++ * within the file. The first blob is the same firmware as (a),
++ * but the second blob is for the additional chipsets.
++ */
++ if (len < 4096) {
++ ERROR(rt2x00dev, "Unsupported firmware file (len=%zu)\n", len);
++ return -ENOENT;
++ }
++
++ if ((chipset == 0x2860) || (chipset == 0x2872) || (chipset == 0x3070)) {
++ offset = 0;
++ length = 4096;
++ } else if (len == 8192) {
++ offset = 4096;
++ length = 4096;
++ } else {
++ ERROR(rt2x00dev, "Unsupported firmware file (len=%zu)\n", len);
++ return -ENOENT;
++ }
+
+ /*
+ * Wait for stable hardware.
+@@ -1150,8 +1178,8 @@ static int rt2800usb_load_firmware(struc
+ rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT,
+ FIRMWARE_IMAGE_BASE,
+- data, len,
+- REGISTER_TIMEOUT32(len));
++ data + offset, length,
++ REGISTER_TIMEOUT32(length));
+
+ rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
+ rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);