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-rw-r--r--drivers/net/wireless/rt2x00/rt2400pci.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2500pci.c2
-rw-r--r--drivers/net/wireless/rt2x00/rt2500usb.c14
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.c3
-rw-r--r--drivers/net/wireless/rt2x00/rt2800lib.h2
-rw-r--r--drivers/net/wireless/rt2x00/rt2800pci.c23
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c22
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00.h7
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00dev.c5
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00lib.h7
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.c40
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.h8
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.c24
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00usb.c11
-rw-r--r--drivers/net/wireless/rt2x00/rt61pci.c4
-rw-r--r--drivers/net/wireless/rt2x00/rt73usb.c14
16 files changed, 109 insertions, 79 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 1e543ac2f86f..1eb882e15fb4 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -1229,7 +1229,7 @@ static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev,
}
txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT);
- rt2x00lib_txdone(entry, &txdesc);
+ rt2x00pci_txdone(entry, &txdesc);
}
}
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index 1582cabd3a1e..a29cb212f89a 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -1365,7 +1365,7 @@ static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev,
}
txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT);
- rt2x00lib_txdone(entry, &txdesc);
+ rt2x00pci_txdone(entry, &txdesc);
}
}
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index d19f29a53523..9dab1dccdaff 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1034,7 +1034,7 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
struct txentry_desc *txdesc)
{
struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
- __le32 *txd = (__le32 *)(skb->data - TXD_DESC_SIZE);
+ __le32 *txd = (__le32 *) skb->data;
u32 word;
/*
@@ -1080,6 +1080,7 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
/*
* Register descriptor details in skb frame descriptor.
*/
+ skbdesc->flags |= SKBDESC_DESC_IN_SKB;
skbdesc->desc = txd;
skbdesc->desc_len = TXD_DESC_SIZE;
}
@@ -1108,6 +1109,12 @@ static void rt2500usb_write_beacon(struct queue_entry *entry,
rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg);
/*
+ * Add space for the descriptor in front of the skb.
+ */
+ skb_push(entry->skb, TXD_DESC_SIZE);
+ memset(entry->skb->data, 0, TXD_DESC_SIZE);
+
+ /*
* Write the TX descriptor for the beacon.
*/
rt2500usb_write_tx_desc(rt2x00dev, entry->skb, txdesc);
@@ -1118,11 +1125,6 @@ static void rt2500usb_write_beacon(struct queue_entry *entry,
rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
- * Take the descriptor in front of the skb into account.
- */
- skb_push(entry->skb, TXD_DESC_SIZE);
-
- /*
* USB devices cannot blindly pass the skb->len as the
* length of the data to usb_fill_bulk_urb. Pass the skb
* to the driver to determine what the length should be.
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index db4250d1c8b3..3258301aa29c 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -282,9 +282,8 @@ int rt2800_wait_wpdma_ready(struct rt2x00_dev *rt2x00dev)
}
EXPORT_SYMBOL_GPL(rt2800_wait_wpdma_ready);
-void rt2800_write_txwi(struct sk_buff *skb, struct txentry_desc *txdesc)
+void rt2800_write_txwi(__le32 *txwi, struct txentry_desc *txdesc)
{
- __le32 *txwi = (__le32 *)(skb->data - TXWI_DESC_SIZE);
u32 word;
/*
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h
index 94de999e2290..0f0a13c61e68 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.h
+++ b/drivers/net/wireless/rt2x00/rt2800lib.h
@@ -111,7 +111,7 @@ void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
const u8 command, const u8 token,
const u8 arg0, const u8 arg1);
-void rt2800_write_txwi(struct sk_buff *skb, struct txentry_desc *txdesc);
+void rt2800_write_txwi(__le32 *txwi, struct txentry_desc *txdesc);
void rt2800_process_rxwi(struct sk_buff *skb, struct rxdone_entry_desc *txdesc);
extern const struct rt2x00debug rt2800_rt2x00debug;
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index 72e4f29a2fc7..db61a78e32b0 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -616,7 +616,7 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev,
static void rt2800pci_write_tx_datadesc(struct queue_entry* entry,
struct txentry_desc *txdesc)
{
- rt2800_write_txwi(entry->skb, txdesc);
+ rt2800_write_txwi((__le32 *) entry->skb->data, txdesc);
}
@@ -693,15 +693,22 @@ static void rt2800pci_write_beacon(struct queue_entry *entry,
rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
/*
+ * Add space for the TXWI in front of the skb.
+ */
+ skb_push(entry->skb, TXWI_DESC_SIZE);
+ memset(entry->skb, 0, TXWI_DESC_SIZE);
+
+ /*
* Register descriptor details in skb frame descriptor.
*/
- skbdesc->desc = entry->skb->data - TXWI_DESC_SIZE;
+ skbdesc->flags |= SKBDESC_DESC_IN_SKB;
+ skbdesc->desc = entry->skb->data;
skbdesc->desc_len = TXWI_DESC_SIZE;
/*
* Add the TXWI for the beacon to the skb.
*/
- rt2800_write_txwi(entry->skb, txdesc);
+ rt2800_write_txwi((__le32 *)entry->skb->data, txdesc);
/*
* Dump beacon to userspace through debugfs.
@@ -709,11 +716,6 @@ static void rt2800pci_write_beacon(struct queue_entry *entry,
rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
- * Adjust skb to take TXWI into account.
- */
- skb_push(entry->skb, TXWI_DESC_SIZE);
-
- /*
* Write entire beacon with TXWI to register.
*/
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
@@ -888,8 +890,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
/* Check if we got a match by looking at WCID/ACK/PID
* fields */
- txwi = (__le32 *)(entry->skb->data -
- rt2x00dev->ops->extra_tx_headroom);
+ txwi = (__le32 *) entry->skb->data;
rt2x00_desc_read(txwi, 1, &word);
tx_wcid = rt2x00_get_field32(word, TXWI_W1_WIRELESS_CLI_ID);
@@ -934,7 +935,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev)
__set_bit(TXDONE_FALLBACK, &txdesc.flags);
- rt2x00lib_txdone(entry, &txdesc);
+ rt2x00pci_txdone(entry, &txdesc);
}
}
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index d0d8060040ba..ee407f138753 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -400,13 +400,14 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
struct txentry_desc *txdesc)
{
struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
- __le32 *txi = (__le32 *)(skb->data - TXWI_DESC_SIZE - TXINFO_DESC_SIZE);
+ __le32 *txi = (__le32 *) skb->data;
+ __le32 *txwi = (__le32 *) (skb->data + TXINFO_DESC_SIZE);
u32 word;
/*
* Initialize TXWI descriptor
*/
- rt2800_write_txwi(skb, txdesc);
+ rt2800_write_txwi(txwi, txdesc);
/*
* Initialize TXINFO descriptor
@@ -426,6 +427,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
/*
* Register descriptor details in skb frame descriptor.
*/
+ skbdesc->flags |= SKBDESC_DESC_IN_SKB;
skbdesc->desc = txi;
skbdesc->desc_len = TXINFO_DESC_SIZE + TXWI_DESC_SIZE;
}
@@ -450,15 +452,22 @@ static void rt2800usb_write_beacon(struct queue_entry *entry,
rt2800_register_write(rt2x00dev, BCN_TIME_CFG, reg);
/*
+ * Add space for the TXWI in front of the skb.
+ */
+ skb_push(entry->skb, TXWI_DESC_SIZE);
+ memset(entry->skb, 0, TXWI_DESC_SIZE);
+
+ /*
* Register descriptor details in skb frame descriptor.
*/
- skbdesc->desc = entry->skb->data - TXWI_DESC_SIZE;
+ skbdesc->flags |= SKBDESC_DESC_IN_SKB;
+ skbdesc->desc = entry->skb->data;
skbdesc->desc_len = TXWI_DESC_SIZE;
/*
* Add the TXWI for the beacon to the skb.
*/
- rt2800_write_txwi(entry->skb, txdesc);
+ rt2800_write_txwi((__le32 *) entry->skb->data, txdesc);
/*
* Dump beacon to userspace through debugfs.
@@ -466,11 +475,6 @@ static void rt2800usb_write_beacon(struct queue_entry *entry,
rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
- * Adjust skb to take TXWI into account.
- */
- skb_push(entry->skb, TXWI_DESC_SIZE);
-
- /*
* Write entire beacon with descriptor to register.
*/
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h
index 811844be0053..889a372367f6 100644
--- a/drivers/net/wireless/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/rt2x00/rt2x00.h
@@ -1002,6 +1002,13 @@ static inline bool rt2x00_is_soc(struct rt2x00_dev *rt2x00dev)
void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
/**
+ * rt2x00queue_unmap_skb - Unmap a skb from DMA.
+ * @rt2x00dev: Pointer to &struct rt2x00_dev.
+ * @skb: The skb to unmap.
+ */
+void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
+
+/**
* rt2x00queue_get_queue - Convert queue index to queue pointer
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @queue: rt2x00 queue index (see &enum data_queue_qid).
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 2ed32e02a06f..0b8efe8e6785 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -211,11 +211,6 @@ void rt2x00lib_txdone(struct queue_entry *entry,
bool success;
/*
- * Unmap the skb.
- */
- rt2x00queue_unmap_skb(rt2x00dev, entry->skb);
-
- /*
* Remove L2 padding which was added during
*/
if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags))
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index 0ca40e1fe699..822affc9b4ca 100644
--- a/drivers/net/wireless/rt2x00/rt2x00lib.h
+++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
@@ -105,13 +105,6 @@ struct sk_buff *rt2x00queue_alloc_rxskb(struct rt2x00_dev *rt2x00dev,
struct queue_entry *entry);
/**
- * rt2x00queue_unmap_skb - Unmap a skb from DMA.
- * @rt2x00dev: Pointer to &struct rt2x00_dev.
- * @skb: The skb to unmap.
- */
-void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
-
-/**
* rt2x00queue_free_skb - free a skb
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @skb: The skb to free.
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index 494b960e811c..d583ee070b47 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -82,11 +82,23 @@ int rt2x00pci_write_tx_data(struct queue_entry *entry,
}
/*
+ * Add the requested extra tx headroom in front of the skb.
+ */
+ skb_push(entry->skb, rt2x00dev->ops->extra_tx_headroom);
+ memset(entry->skb->data, 0, rt2x00dev->ops->extra_tx_headroom);
+
+ /*
* Call the driver's write_tx_datadesc function, if it exists.
*/
if (rt2x00dev->ops->lib->write_tx_datadesc)
rt2x00dev->ops->lib->write_tx_datadesc(entry, txdesc);
+ /*
+ * Map the skb to DMA.
+ */
+ if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags))
+ rt2x00queue_map_txskb(rt2x00dev, entry->skb);
+
return 0;
}
EXPORT_SYMBOL_GPL(rt2x00pci_write_tx_data);
@@ -94,6 +106,34 @@ EXPORT_SYMBOL_GPL(rt2x00pci_write_tx_data);
/*
* TX/RX data handlers.
*/
+void rt2x00pci_txdone(struct queue_entry *entry,
+ struct txdone_entry_desc *txdesc)
+{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+
+ /*
+ * Unmap the skb.
+ */
+ rt2x00queue_unmap_skb(rt2x00dev, entry->skb);
+
+ /*
+ * Remove the extra tx headroom from the skb.
+ */
+ skb_pull(entry->skb, rt2x00dev->ops->extra_tx_headroom);
+
+ /*
+ * Signal that the TX descriptor is no longer in the skb.
+ */
+ skbdesc->flags &= ~SKBDESC_DESC_IN_SKB;
+
+ /*
+ * Pass on to rt2x00lib.
+ */
+ rt2x00lib_txdone(entry, txdesc);
+}
+EXPORT_SYMBOL_GPL(rt2x00pci_txdone);
+
void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
{
struct data_queue *queue = rt2x00dev->rx;
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h
index 51bcef3839ce..00528b8a754d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.h
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.h
@@ -109,6 +109,14 @@ struct queue_entry_priv_pci {
};
/**
+ * rt2x00pci_txdone - Handle TX done events.
+ * @entry: The queue entry for which a TX done event was received.
+ * @txdesc: The TX done descriptor for the entry.
+ */
+void rt2x00pci_txdone(struct queue_entry *entry,
+ struct txdone_entry_desc *txdesc);
+
+/**
* rt2x00pci_rxdone - Handle RX done events
* @rt2x00dev: Device pointer, see &struct rt2x00_dev.
*/
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index cf7bfe774e00..35858b178e8f 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -100,21 +100,8 @@ void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
{
struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
- /*
- * If device has requested headroom, we should make sure that
- * is also mapped to the DMA so it can be used for transfering
- * additional descriptor information to the hardware.
- */
- skb_push(skb, rt2x00dev->ops->extra_tx_headroom);
-
skbdesc->skb_dma =
dma_map_single(rt2x00dev->dev, skb->data, skb->len, DMA_TO_DEVICE);
-
- /*
- * Restore data pointer to original location again.
- */
- skb_pull(skb, rt2x00dev->ops->extra_tx_headroom);
-
skbdesc->flags |= SKBDESC_DMA_MAPPED_TX;
}
EXPORT_SYMBOL_GPL(rt2x00queue_map_txskb);
@@ -130,16 +117,12 @@ void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
}
if (skbdesc->flags & SKBDESC_DMA_MAPPED_TX) {
- /*
- * Add headroom to the skb length, it has been removed
- * by the driver, but it was actually mapped to DMA.
- */
- dma_unmap_single(rt2x00dev->dev, skbdesc->skb_dma,
- skb->len + rt2x00dev->ops->extra_tx_headroom,
+ dma_unmap_single(rt2x00dev->dev, skbdesc->skb_dma, skb->len,
DMA_TO_DEVICE);
skbdesc->flags &= ~SKBDESC_DMA_MAPPED_TX;
}
}
+EXPORT_SYMBOL_GPL(rt2x00queue_unmap_skb);
void rt2x00queue_free_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
{
@@ -534,9 +517,6 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
return -EIO;
}
- if (test_bit(DRIVER_REQUIRE_DMA, &queue->rt2x00dev->flags))
- rt2x00queue_map_txskb(queue->rt2x00dev, skb);
-
set_bit(ENTRY_DATA_PENDING, &entry->flags);
rt2x00queue_index_inc(queue, Q_INDEX);
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index 25cc376d388e..5e123519f8cb 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -198,6 +198,11 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb)
return;
/*
+ * Remove the descriptor from the front of the skb.
+ */
+ skb_pull(entry->skb, entry->queue->desc_size);
+
+ /*
* Obtain the status about this packet.
* Note that when the status is 0 it does not mean the
* frame was send out correctly. It only means the frame
@@ -243,12 +248,6 @@ int rt2x00usb_write_tx_data(struct queue_entry *entry,
rt2x00usb_interrupt_txdone, entry);
/*
- * Make sure the skb->data pointer points to the frame, not the
- * descriptor.
- */
- skb_pull(entry->skb, entry->queue->desc_size);
-
- /*
* Call the driver's write_tx_datadesc function, if it exists.
*/
if (rt2x00dev->ops->lib->write_tx_datadesc)
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index a7205c1711de..243df08ae910 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -2110,7 +2110,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev)
__set_bit(TXDONE_UNKNOWN, &txdesc.flags);
txdesc.retry = 0;
- rt2x00lib_txdone(entry_done, &txdesc);
+ rt2x00pci_txdone(entry_done, &txdesc);
entry_done = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
}
@@ -2130,7 +2130,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev)
}
txdesc.retry = rt2x00_get_field32(reg, STA_CSR4_RETRY_COUNT);
- rt2x00lib_txdone(entry, &txdesc);
+ rt2x00pci_txdone(entry, &txdesc);
}
}
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index bd9a53e5fd9f..4ab38c3641cc 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -1442,7 +1442,7 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
struct txentry_desc *txdesc)
{
struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
- __le32 *txd = (__le32 *)(skb->data - TXD_DESC_SIZE);
+ __le32 *txd = (__le32 *) skb->data;
u32 word;
/*
@@ -1505,6 +1505,7 @@ static void rt73usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
/*
* Register descriptor details in skb frame descriptor.
*/
+ skbdesc->flags |= SKBDESC_DESC_IN_SKB;
skbdesc->desc = txd;
skbdesc->desc_len = TXD_DESC_SIZE;
}
@@ -1528,6 +1529,12 @@ static void rt73usb_write_beacon(struct queue_entry *entry,
rt2x00usb_register_write(rt2x00dev, TXRX_CSR9, reg);
/*
+ * Add space for the descriptor in front of the skb.
+ */
+ skb_push(entry->skb, TXD_DESC_SIZE);
+ memset(entry->skb->data, 0, TXD_DESC_SIZE);
+
+ /*
* Write the TX descriptor for the beacon.
*/
rt73usb_write_tx_desc(rt2x00dev, entry->skb, txdesc);
@@ -1538,11 +1545,6 @@ static void rt73usb_write_beacon(struct queue_entry *entry,
rt2x00debug_dump_frame(rt2x00dev, DUMP_FRAME_BEACON, entry->skb);
/*
- * Take the descriptor in front of the skb into account.
- */
- skb_push(entry->skb, TXD_DESC_SIZE);
-
- /*
* Write entire beacon with descriptor to register.
*/
beacon_base = HW_BEACON_OFFSET(entry->entry_idx);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 06:28:52 +0000