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authorGertjan van Wingerde <gwingerde@gmail.com>2010-05-03 22:43:05 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-05-04 13:24:23 -0400
commitdf624ca5413d84b3082246de384823fbe8fed6e4 (patch)
tree8be31612bbe529ca29ce87669786fb7a2baa28f8 /drivers
parenta21ee724034b21d51d74eec8e426702a627eb465 (diff)
rt2x00: Register frame length in TX entry descriptor instead of L2PAD.
And use it consistently in the chipset drivers. Preparation for further clean ups. Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/rt2x00/rt2400pci.c4
-rw-r--r--drivers/net/wireless/rt2x00/rt2500pci.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2500usb.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2800pci.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.c6
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.h4
-rw-r--r--drivers/net/wireless/rt2x00/rt61pci.c5
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c2
9 files changed, 14 insertions, 15 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 08a4789fc2d..6f898913492 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -1017,8 +1017,8 @@ static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_desc_write(entry_priv->desc, 1, word);
rt2x00_desc_read(txd, 2, &word);
- rt2x00_set_field32(&word, TXD_W2_BUFFER_LENGTH, skb->len);
- rt2x00_set_field32(&word, TXD_W2_DATABYTE_COUNT, skb->len);
+ rt2x00_set_field32(&word, TXD_W2_BUFFER_LENGTH, txdesc->length);
+ rt2x00_set_field32(&word, TXD_W2_DATABYTE_COUNT, txdesc->length);
rt2x00_desc_write(txd, 2, word);
rt2x00_desc_read(txd, 3, &word);
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index d084d70e5fe..d9b630455e7 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -1208,7 +1208,7 @@ static void rt2500pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
- rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
+ rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length);
rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, CIPHER_NONE);
rt2x00_desc_write(txd, 0, word);
}
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index c1eec17fe18..c6e6e7b0ea5 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1071,7 +1071,7 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXD_W0_NEW_SEQ,
test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
- rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
+ rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length);
rt2x00_set_field32(&word, TXD_W0_CIPHER, !!txdesc->cipher);
rt2x00_set_field32(&word, TXD_W0_KEY_ID, txdesc->key_idx);
rt2x00_desc_write(txd, 0, word);
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index 89281d78f04..f08b6a37bf2 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -663,7 +663,7 @@ static int rt2800pci_write_tx_data(struct queue_entry* entry,
test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
txdesc->key_idx : 0xff);
rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
- skb->len - txdesc->l2pad);
+ txdesc->length);
rt2x00_set_field32(&word, TXWI_W1_PACKETID,
skbdesc->entry->queue->qid + 1);
rt2x00_desc_write(txwi, 1, word);
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 2b79d6e58f4..67f8234f24d 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -437,7 +437,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
txdesc->key_idx : 0xff);
rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
- skb->len - txdesc->l2pad);
+ txdesc->length);
rt2x00_set_field32(&word, TXWI_W1_PACKETID,
skbdesc->entry->queue->qid + 1);
rt2x00_desc_write(txwi, 1, word);
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index a68cf90f6c4..59d9459acfa 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -333,12 +333,10 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry,
txdesc->aifs = entry->queue->aifs;
/*
- * Header and alignment information.
+ * Header and frame information.
*/
+ txdesc->length = entry->skb->len;
txdesc->header_length = ieee80211_get_hdrlen_from_skb(entry->skb);
- if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags) &&
- (entry->skb->len > txdesc->header_length))
- txdesc->l2pad = L2PAD_SIZE(txdesc->header_length);
/*
* Check whether this frame is to be acked.
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h
index f519aba4ff0..94a48c174d6 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.h
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.h
@@ -285,8 +285,8 @@ enum txentry_desc_flags {
*
* @flags: Descriptor flags (See &enum queue_entry_flags).
* @queue: Queue identification (See &enum data_queue_qid).
+ * @length: Length of the entire frame.
* @header_length: Length of 802.11 header.
- * @l2pad: Amount of padding to align 802.11 payload to 4-byte boundrary.
* @length_high: PLCP length high word.
* @length_low: PLCP length low word.
* @signal: PLCP signal.
@@ -311,8 +311,8 @@ struct txentry_desc {
enum data_queue_qid queue;
+ u16 length;
u16 header_length;
- u16 l2pad;
u16 length_high;
u16 length_low;
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index ac69dbe5719..8099ecaf869 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -1808,7 +1808,8 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
if (skbdesc->desc_len > TXINFO_SIZE) {
rt2x00_desc_read(txd, 11, &word);
- rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0, skb->len);
+ rt2x00_set_field32(&word, TXD_W11_BUFFER_LENGTH0,
+ txdesc->length);
rt2x00_desc_write(txd, 11, word);
}
@@ -1831,7 +1832,7 @@ static void rt61pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXD_W0_KEY_TABLE,
test_bit(ENTRY_TXD_ENCRYPT_PAIRWISE, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_KEY_INDEX, txdesc->key_idx);
- rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
+ rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length);
rt2x00_set_field32(&word, TXD_W0_BURST,
test_bit(ENTRY_TXD_BURST, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher);
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 7ebe14b64fe..1399c18bc66 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -1494,7 +1494,7 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field32(&word, TXD_W0_KEY_TABLE,
test_bit(ENTRY_TXD_ENCRYPT_PAIRWISE, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_KEY_INDEX, txdesc->key_idx);
- rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
+ rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, txdesc->length);
rt2x00_set_field32(&word, TXD_W0_BURST2,
test_bit(ENTRY_TXD_BURST, &txdesc->flags));
rt2x00_set_field32(&word, TXD_W0_CIPHER_ALG, txdesc->cipher);