From: Iwo Mergler Date: Sat, 19 Jul 2008 14:17:16 +0000 (+0200) Subject: rt2x00: Large vendor requests for rt73usb firmware upload and beacons X-Git-Tag: v2.6.27-rc2~119^2~6^2~19 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3e0c1abe748a30bc705a55f71bca8e04a83820f1;p=platform%2Fkernel%2Flinux-exynos.git 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 Signed-off-by: Ivo van Doorn Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 8d5d427..ee3875f 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 b9efa7f..fc320c0 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.