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authorIwo Mergler <iwo@call-direct.com.au>2008-07-19 16:17:16 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-07-29 16:55:05 -0400
commit3e0c1abe748a30bc705a55f71bca8e04a83820f1 (patch)
tree7456478a5ee8f13eb3313324ef187cabcfb54d2e /drivers
parented0dbeeb92bdb1030bcec67e20b294bd2020cb31 (diff)
rt2x00: Large vendor requests for rt73usb firmware upload and beacons
Switches rt73usb to use large vendor requests for firmware and beacons. This also fixes the garbled beacon bug. Signed-off-by: Iwo Mergler <Iwo@call-direct.com.au> Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00usb.h1
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c40
2 files changed, 9 insertions, 32 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h
index 8d5d4272e88..ee3875f894a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.h
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.h
@@ -71,7 +71,6 @@
* Cache size
*/
#define CSR_CACHE_SIZE 64
-#define CSR_CACHE_SIZE_FIRMWARE 64
/*
* USB request types.
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index b9efa7f76c9..fc320c0409d 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -890,9 +890,6 @@ static int rt73usb_load_firmware(struct rt2x00_dev *rt2x00dev, const void *data,
unsigned int i;
int status;
u32 reg;
- const char *ptr = data;
- char *cache;
- int buflen;
/*
* Wait for stable hardware.
@@ -911,31 +908,12 @@ static int rt73usb_load_firmware(struct rt2x00_dev *rt2x00dev, const void *data,
/*
* Write firmware to device.
- * We setup a seperate cache for this action,
- * since we are going to write larger chunks of data
- * then normally used cache size.
*/
- cache = kmalloc(CSR_CACHE_SIZE_FIRMWARE, GFP_KERNEL);
- if (!cache) {
- ERROR(rt2x00dev, "Failed to allocate firmware cache.\n");
- return -ENOMEM;
- }
-
- for (i = 0; i < len; i += CSR_CACHE_SIZE_FIRMWARE) {
- buflen = min_t(int, len - i, CSR_CACHE_SIZE_FIRMWARE);
-
- memcpy(cache, ptr, buflen);
-
- rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
- USB_VENDOR_REQUEST_OUT,
- FIRMWARE_IMAGE_BASE + i, 0,
- cache, buflen,
- REGISTER_TIMEOUT32(buflen));
-
- ptr += buflen;
- }
-
- kfree(cache);
+ rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT,
+ FIRMWARE_IMAGE_BASE,
+ data, len,
+ REGISTER_TIMEOUT32(len));
/*
* Send firmware request to device to load firmware,
@@ -1374,10 +1352,10 @@ static void rt73usb_write_beacon(struct queue_entry *entry)
* Write entire beacon with descriptor to register.
*/
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
- rt2x00usb_vendor_request(rt2x00dev, USB_MULTI_WRITE,
- USB_VENDOR_REQUEST_OUT, beacon_base, 0,
- entry->skb->data, entry->skb->len,
- REGISTER_TIMEOUT32(entry->skb->len));
+ rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
+ USB_VENDOR_REQUEST_OUT, beacon_base,
+ entry->skb->data, entry->skb->len,
+ REGISTER_TIMEOUT32(entry->skb->len));
/*
* Clean up the beacon skb.