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描述文字

C++ rt2x00_desc_read函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中rt2x00_desc_read函数的典型用法代码示例。如果您正苦于以下问题：C++ rt2x00_desc_read函数的具体用法？C++ rt2x00_desc_read怎么用？C++ rt2x00_desc_read使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了rt2x00_desc_read函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: rt2400pci_clear_entry

static void rt2400pci_clear_entry(struct queue_entry *entry)
{
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
	u32 word;

	if (entry->queue->qid == QID_RX) {
		rt2x00_desc_read(entry_priv->desc, 2, &word);
		rt2x00_set_field32(&word, RXD_W2_BUFFER_LENGTH, entry->skb->len);
		rt2x00_desc_write(entry_priv->desc, 2, word);

		rt2x00_desc_read(entry_priv->desc, 1, &word);
		rt2x00_set_field32(&word, RXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
		rt2x00_desc_write(entry_priv->desc, 1, word);

		rt2x00_desc_read(entry_priv->desc, 0, &word);
		rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
		rt2x00_desc_write(entry_priv->desc, 0, word);
	} else {
		rt2x00_desc_read(entry_priv->desc, 0, &word);
		rt2x00_set_field32(&word, TXD_W0_VALID, 0);
		rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0);
		rt2x00_desc_write(entry_priv->desc, 0, word);
	}
}
开发者ID:Adjustxx，项目名称:Savaged-Zen，代码行数:25，代码来源:rt2400pci.c


示例2: rt2800pci_clear_entry

static void rt2800pci_clear_entry(struct queue_entry *entry)
{
    struct queue_entry_priv_pci *entry_priv = entry->priv_data;
    struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
    struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
    u32 word;

    if (entry->queue->qid == QID_RX) {
        rt2x00_desc_read(entry_priv->desc, 0, &word);
        rt2x00_set_field32(&word, RXD_W0_SDP0, skbdesc->skb_dma);
        rt2x00_desc_write(entry_priv->desc, 0, word);

        rt2x00_desc_read(entry_priv->desc, 1, &word);
        rt2x00_set_field32(&word, RXD_W1_DMA_DONE, 0);
        rt2x00_desc_write(entry_priv->desc, 1, word);

        /*
         * Set RX IDX in register to inform hardware that we have
         * handled this entry and it is available for reuse again.
         */
        rt2x00pci_register_write(rt2x00dev, RX_CRX_IDX,
                                 entry->entry_idx);
    } else {
        rt2x00_desc_read(entry_priv->desc, 1, &word);
        rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 1);
        rt2x00_desc_write(entry_priv->desc, 1, word);
    }
}
开发者ID:BreakDaLotus，项目名称:attitude_adjustment，代码行数:28，代码来源:rt2800pci.c


示例3: rt2400pci_init_txring

static void rt2400pci_init_txring(struct rt2x00_dev *rt2x00dev, const int queue)
{
	struct data_ring *ring = rt2x00lib_get_ring(rt2x00dev, queue);
	struct data_desc *txd;
	unsigned int i;
	u32 word;

	memset(ring->data_addr, 0x00, rt2x00_get_ring_size(ring));

	for (i = 0; i < ring->stats.limit; i++) {
		txd = ring->entry[i].priv;

		rt2x00_desc_read(txd, 1, &word);
		rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS,
				   ring->entry[i].data_dma);
		rt2x00_desc_write(txd, 1, word);

		rt2x00_desc_read(txd, 2, &word);
		rt2x00_set_field32(&word, TXD_W2_BUFFER_LENGTH,
				   ring->data_size);
		rt2x00_desc_write(txd, 2, word);

		rt2x00_desc_read(txd, 0, &word);
		rt2x00_set_field32(&word, TXD_W0_VALID, 0);
		rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 0);
		rt2x00_desc_write(txd, 0, word);
	}

	rt2x00_ring_index_clear(ring);
}
开发者ID:PennPanda，项目名称:linux-repo，代码行数:30，代码来源:rt2400pci.c


示例4: rt2400pci_init_rxring

/*
 * Initialization functions.
 */
static void rt2400pci_init_rxring(struct rt2x00_dev *rt2x00dev)
{
	struct data_ring *ring = rt2x00dev->rx;
	struct data_desc *rxd;
	unsigned int i;
	u32 word;

	memset(ring->data_addr, 0x00, rt2x00_get_ring_size(ring));

	for (i = 0; i < ring->stats.limit; i++) {
		rxd = ring->entry[i].priv;

		rt2x00_desc_read(rxd, 2, &word);
		rt2x00_set_field32(&word, RXD_W2_BUFFER_LENGTH,
				   ring->data_size);
		rt2x00_desc_write(rxd, 2, word);

		rt2x00_desc_read(rxd, 1, &word);
		rt2x00_set_field32(&word, RXD_W1_BUFFER_ADDRESS,
				   ring->entry[i].data_dma);
		rt2x00_desc_write(rxd, 1, word);

		rt2x00_desc_read(rxd, 0, &word);
		rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
		rt2x00_desc_write(rxd, 0, word);
	}

	rt2x00_ring_index_clear(rt2x00dev->rx);
}
开发者ID:PennPanda，项目名称:linux-repo，代码行数:32，代码来源:rt2400pci.c


示例5: rt2400pci_fill_rxdone

/*
 * RX control handlers
 */
static void rt2400pci_fill_rxdone(struct queue_entry *entry,
				  struct rxdone_entry_desc *rxdesc)
{
	struct queue_entry_priv_pci_rx *priv_rx = entry->priv_data;
	u32 word0;
	u32 word2;
	u32 word3;

	rt2x00_desc_read(priv_rx->desc, 0, &word0);
	rt2x00_desc_read(priv_rx->desc, 2, &word2);
	rt2x00_desc_read(priv_rx->desc, 3, &word3);

	rxdesc->flags = 0;
	if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR))
		rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
	if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR))
		rxdesc->flags |= RX_FLAG_FAILED_PLCP_CRC;

	/*
	 * Obtain the status about this packet.
	 * The signal is the PLCP value, and needs to be stripped
	 * of the preamble bit (0x08).
	 */
	rxdesc->signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL) & ~0x08;
	rxdesc->rssi = rt2x00_get_field32(word2, RXD_W3_RSSI) -
	    entry->queue->rt2x00dev->rssi_offset;
	rxdesc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);

	rxdesc->dev_flags = RXDONE_SIGNAL_PLCP;
	if (rt2x00_get_field32(word0, RXD_W0_MY_BSS))
		rxdesc->dev_flags |= RXDONE_MY_BSS;
}
开发者ID:maraz，项目名称:linux-2.6，代码行数:35，代码来源:rt2400pci.c


示例6: rt2400pci_fill_rxdone

/*
 * RX control handlers
 */
static void rt2400pci_fill_rxdone(struct data_entry *entry,
				  struct rxdata_entry_desc *desc)
{
	struct data_desc *rxd = entry->priv;
	u32 word0;
	u32 word2;

	rt2x00_desc_read(rxd, 0, &word0);
	rt2x00_desc_read(rxd, 2, &word2);

	desc->flags = 0;
	if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR))
		desc->flags |= RX_FLAG_FAILED_FCS_CRC;
	if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR))
		desc->flags |= RX_FLAG_FAILED_PLCP_CRC;

	/*
	 * Obtain the status about this packet.
	 */
	desc->signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL);
	desc->rssi = rt2x00_get_field32(word2, RXD_W2_RSSI) -
	    entry->ring->rt2x00dev->rssi_offset;
	desc->ofdm = 0;
	desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);
}
开发者ID:PennPanda，项目名称:linux-repo，代码行数:28，代码来源:rt2400pci.c


示例7: rt2400pci_write_tx_desc

static void rt2400pci_write_tx_desc(struct queue_entry *entry,
				    struct txentry_desc *txdesc)
{
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	__le32 *txd = entry_priv->desc;
	u32 word;

	rt2x00_desc_read(txd, 1, &word);
	rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
	rt2x00_desc_write(txd, 1, word);

	rt2x00_desc_read(txd, 2, &word);
	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);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, txdesc->u.plcp.signal);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_REGNUM, 5);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_BUSY, 1);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, txdesc->u.plcp.service);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_REGNUM, 6);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_BUSY, 1);
	rt2x00_desc_write(txd, 3, word);

	rt2x00_desc_read(txd, 4, &word);
	rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_LOW,
			   txdesc->u.plcp.length_low);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_REGNUM, 8);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_BUSY, 1);
	rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_HIGH,
			   txdesc->u.plcp.length_high);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_REGNUM, 7);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_BUSY, 1);
	rt2x00_desc_write(txd, 4, word);

	rt2x00_desc_read(txd, 0, &word);
	rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 1);
	rt2x00_set_field32(&word, TXD_W0_VALID, 1);
	rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
			   test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_ACK,
			   test_bit(ENTRY_TXD_ACK, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
			   test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_RTS,
			   test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->u.plcp.ifs);
	rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
			   test_bit(ENTRY_TXD_RETRY_MODE, &txdesc->flags));
	rt2x00_desc_write(txd, 0, word);

	skbdesc->desc = txd;
	skbdesc->desc_len = TXD_DESC_SIZE;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:56，代码来源:rt2400pci.c


示例8: rt2400pci_fill_rxdone

/*
 * RX control handlers
 */
static void rt2400pci_fill_rxdone(struct queue_entry *entry,
				  struct rxdone_entry_desc *rxdesc)
{
	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	u32 word0;
	u32 word2;
	u32 word3;
	u32 word4;
	u64 tsf;
	u32 rx_low;
	u32 rx_high;

	rt2x00_desc_read(entry_priv->desc, 0, &word0);
	rt2x00_desc_read(entry_priv->desc, 2, &word2);
	rt2x00_desc_read(entry_priv->desc, 3, &word3);
	rt2x00_desc_read(entry_priv->desc, 4, &word4);

	if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR))
		rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;
	if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR))
		rxdesc->flags |= RX_FLAG_FAILED_PLCP_CRC;

	/*
	 * We only get the lower 32bits from the timestamp,
	 * to get the full 64bits we must complement it with
	 * the timestamp from get_tsf().
	 * Note that when a wraparound of the lower 32bits
	 * has occurred between the frame arrival and the get_tsf()
	 * call, we must decrease the higher 32bits with 1 to get
	 * to correct value.
	 */
	tsf = rt2x00dev->ops->hw->get_tsf(rt2x00dev->hw);
	rx_low = rt2x00_get_field32(word4, RXD_W4_RX_END_TIME);
	rx_high = upper_32_bits(tsf);

	if ((u32)tsf <= rx_low)
		rx_high--;

	/*
	 * Obtain the status about this packet.
	 * The signal is the PLCP value, and needs to be stripped
	 * of the preamble bit (0x08).
	 */
	rxdesc->timestamp = ((u64)rx_high << 32) | rx_low;
	rxdesc->signal = rt2x00_get_field32(word2, RXD_W2_SIGNAL) & ~0x08;
	rxdesc->rssi = rt2x00_get_field32(word2, RXD_W3_RSSI) -
	    entry->queue->rt2x00dev->rssi_offset;
	rxdesc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);

	rxdesc->dev_flags |= RXDONE_SIGNAL_PLCP;
	if (rt2x00_get_field32(word0, RXD_W0_MY_BSS))
		rxdesc->dev_flags |= RXDONE_MY_BSS;
}
开发者ID:Adjustxx，项目名称:Savaged-Zen，代码行数:57，代码来源:rt2400pci.c


示例9: rt2800pci_write_tx_desc

static void rt2800pci_write_tx_desc(struct queue_entry *entry,
				    struct txentry_desc *txdesc)
{
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	__le32 *txd = entry_priv->desc;
	u32 word;

	/*
	 * The buffers pointed by SD_PTR0/SD_LEN0 and SD_PTR1/SD_LEN1
	 * must contains a TXWI structure + 802.11 header + padding + 802.11
	 * data. We choose to have SD_PTR0/SD_LEN0 only contains TXWI and
	 * SD_PTR1/SD_LEN1 contains 802.11 header + padding + 802.11
	 * data. It means that LAST_SEC0 is always 0.
	 */

	/*
	 * Initialize TX descriptor
	 */
	rt2x00_desc_read(txd, 0, &word);
	rt2x00_set_field32(&word, TXD_W0_SD_PTR0, skbdesc->skb_dma);
	rt2x00_desc_write(txd, 0, word);

	rt2x00_desc_read(txd, 1, &word);
	rt2x00_set_field32(&word, TXD_W1_SD_LEN1, entry->skb->len);
	rt2x00_set_field32(&word, TXD_W1_LAST_SEC1,
			   !test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W1_BURST,
			   test_bit(ENTRY_TXD_BURST, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W1_SD_LEN0, TXWI_DESC_SIZE);
	rt2x00_set_field32(&word, TXD_W1_LAST_SEC0, 0);
	rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 0);
	rt2x00_desc_write(txd, 1, word);

	rt2x00_desc_read(txd, 2, &word);
	rt2x00_set_field32(&word, TXD_W2_SD_PTR1,
			   skbdesc->skb_dma + TXWI_DESC_SIZE);
	rt2x00_desc_write(txd, 2, word);

	rt2x00_desc_read(txd, 3, &word);
	rt2x00_set_field32(&word, TXD_W3_WIV,
			   !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W3_QSEL, 2);
	rt2x00_desc_write(txd, 3, word);

	/*
	 * Register descriptor details in skb frame descriptor.
	 */
	skbdesc->desc = txd;
	skbdesc->desc_len = TXD_DESC_SIZE;
}
开发者ID:CSCLOG，项目名称:beaglebone，代码行数:51，代码来源:rt2800pci.c


示例10: rt2400pci_write_tx_desc

/*
 * TX descriptor initialization
 */
static void rt2400pci_write_tx_desc(struct rt2x00_dev *rt2x00dev,
				    struct sk_buff *skb,
				    struct txentry_desc *txdesc,
				    struct ieee80211_tx_control *control)
{
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
	__le32 *txd = skbdesc->desc;
	u32 word;

	/*
	 * Start writing the descriptor words.
	 */
	rt2x00_desc_read(txd, 2, &word);
	rt2x00_set_field32(&word, TXD_W2_DATABYTE_COUNT, skbdesc->data_len);
	rt2x00_desc_write(txd, 2, word);

	rt2x00_desc_read(txd, 3, &word);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL, txdesc->signal);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_REGNUM, 5);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SIGNAL_BUSY, 1);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE, txdesc->service);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_REGNUM, 6);
	rt2x00_set_field32(&word, TXD_W3_PLCP_SERVICE_BUSY, 1);
	rt2x00_desc_write(txd, 3, word);

	rt2x00_desc_read(txd, 4, &word);
	rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_LOW, txdesc->length_low);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_REGNUM, 8);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_LOW_BUSY, 1);
	rt2x00_set_field32(&word, TXD_W4_PLCP_LENGTH_HIGH, txdesc->length_high);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_REGNUM, 7);
	rt2x00_set_field32(&word, TXD_W3_PLCP_LENGTH_HIGH_BUSY, 1);
	rt2x00_desc_write(txd, 4, word);

	rt2x00_desc_read(txd, 0, &word);
	rt2x00_set_field32(&word, TXD_W0_OWNER_NIC, 1);
	rt2x00_set_field32(&word, TXD_W0_VALID, 1);
	rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
			   test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_ACK,
			   test_bit(ENTRY_TXD_ACK, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_TIMESTAMP,
			   test_bit(ENTRY_TXD_REQ_TIMESTAMP, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_RTS,
			   test_bit(ENTRY_TXD_RTS_FRAME, &txdesc->flags));
	rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
	rt2x00_set_field32(&word, TXD_W0_RETRY_MODE,
			   !!(control->flags &
			      IEEE80211_TXCTL_LONG_RETRY_LIMIT));
	rt2x00_desc_write(txd, 0, word);
}
开发者ID:maraz，项目名称:linux-2.6，代码行数:54，代码来源:rt2400pci.c


示例11: rt2800pci_get_entry_state

/*
 * Initialization functions.
 */
static bool rt2800pci_get_entry_state(struct queue_entry *entry)
{
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	u32 word;

	if (entry->queue->qid == QID_RX) {
		rt2x00_desc_read(entry_priv->desc, 1, &word);

		return (!rt2x00_get_field32(word, RXD_W1_DMA_DONE));
	} else {
		rt2x00_desc_read(entry_priv->desc, 1, &word);

		return (!rt2x00_get_field32(word, TXD_W1_DMA_DONE));
	}
}
开发者ID:AdrianHuang，项目名称:uclinux-robutest，代码行数:18，代码来源:rt2800pci.c


示例12: rt2400pci_txdone

/*
 * Interrupt functions.
 */
static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev,
			     const enum ieee80211_tx_queue queue_idx)
{
	struct data_queue *queue = rt2x00queue_get_queue(rt2x00dev, queue_idx);
	struct queue_entry_priv_pci_tx *priv_tx;
	struct queue_entry *entry;
	struct txdone_entry_desc txdesc;
	u32 word;

	while (!rt2x00queue_empty(queue)) {
		entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
		priv_tx = entry->priv_data;
		rt2x00_desc_read(priv_tx->desc, 0, &word);

		if (rt2x00_get_field32(word, TXD_W0_OWNER_NIC) ||
		    !rt2x00_get_field32(word, TXD_W0_VALID))
			break;

		/*
		 * Obtain the status about this packet.
		 */
		txdesc.status = rt2x00_get_field32(word, TXD_W0_RESULT);
		txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT);

		rt2x00pci_txdone(rt2x00dev, entry, &txdesc);
	}
}
开发者ID:maraz，项目名称:linux-2.6，代码行数:30，代码来源:rt2400pci.c


示例13: rt2800usb_write_tx_desc

static void rt2800usb_write_tx_desc(struct queue_entry *entry,
				    struct txentry_desc *txdesc)
{
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
	__le32 *txi = (__le32 *) entry->skb->data;
	u32 word;

	/*
	 * Initialize TXINFO descriptor
	 */
	rt2x00_desc_read(txi, 0, &word);

	/*
	 * The size of TXINFO_W0_USB_DMA_TX_PKT_LEN is
	 * TXWI + 802.11 header + L2 pad + payload + pad,
	 * so need to decrease size of TXINFO and USB end pad.
	 */
	rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
			   entry->skb->len - TXINFO_DESC_SIZE - 4);
	rt2x00_set_field32(&word, TXINFO_W0_WIV,
			   !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
	rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
	rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
	rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
	rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
			   test_bit(ENTRY_TXD_BURST, &txdesc->flags));
	rt2x00_desc_write(txi, 0, word);

	/*
	 * 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;
}
开发者ID:791254467，项目名称:android_cm11_fullsource，代码行数:35，代码来源:rt2800usb.c


示例14: rt2800usb_write_tx_desc

/*
 * TX descriptor initialization
 */
static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
				    struct sk_buff *skb,
				    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);
	u32 word;

	/*
	 * Initialize TXWI descriptor
	 */
	rt2800_write_txwi(skb, txdesc);

	/*
	 * Initialize TXINFO descriptor
	 */
	rt2x00_desc_read(txi, 0, &word);
	rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_PKT_LEN,
			   skb->len + TXWI_DESC_SIZE);
	rt2x00_set_field32(&word, TXINFO_W0_WIV,
			   !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags));
	rt2x00_set_field32(&word, TXINFO_W0_QSEL, 2);
	rt2x00_set_field32(&word, TXINFO_W0_SW_USE_LAST_ROUND, 0);
	rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_NEXT_VALID, 0);
	rt2x00_set_field32(&word, TXINFO_W0_USB_DMA_TX_BURST,
			   test_bit(ENTRY_TXD_BURST, &txdesc->flags));
	rt2x00_desc_write(txi, 0, word);

	/*
	 * Register descriptor details in skb frame descriptor.
	 */
	skbdesc->desc = txi;
	skbdesc->desc_len = TXINFO_DESC_SIZE + TXWI_DESC_SIZE;
}
开发者ID:12rafael，项目名称:jellytimekernel，代码行数:37，代码来源:rt2800usb.c


示例15: rt2400pci_txdone

static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev,
			     const enum data_queue_qid queue_idx)
{
	struct data_queue *queue = rt2x00queue_get_tx_queue(rt2x00dev, queue_idx);
	struct queue_entry_priv_pci *entry_priv;
	struct queue_entry *entry;
	struct txdone_entry_desc txdesc;
	u32 word;

	while (!rt2x00queue_empty(queue)) {
		entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
		entry_priv = entry->priv_data;
		rt2x00_desc_read(entry_priv->desc, 0, &word);

		if (rt2x00_get_field32(word, TXD_W0_OWNER_NIC) ||
		    !rt2x00_get_field32(word, TXD_W0_VALID))
			break;

		txdesc.flags = 0;
		switch (rt2x00_get_field32(word, TXD_W0_RESULT)) {
		case 0: 
		case 1: 
			__set_bit(TXDONE_SUCCESS, &txdesc.flags);
			break;
		case 2: 
			__set_bit(TXDONE_EXCESSIVE_RETRY, &txdesc.flags);
			
		default: 
			__set_bit(TXDONE_FAILURE, &txdesc.flags);
		}
		txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT);

		rt2x00lib_txdone(entry, &txdesc);
	}
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:35，代码来源:rt2400pci.c


示例16: rt2400pci_write_beacon

/*
 * TX data initialization
 */
static void rt2400pci_write_beacon(struct queue_entry *entry)
{
	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
	u32 word;
	u32 reg;

	/*
	 * Disable beaconing while we are reloading the beacon data,
	 * otherwise we might be sending out invalid data.
	 */
	rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
	rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 0);
	rt2x00_set_field32(&reg, CSR14_TBCN, 0);
	rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
	rt2x00pci_register_write(rt2x00dev, CSR14, reg);

	/*
	 * Replace rt2x00lib allocated descriptor with the
	 * pointer to the _real_ hardware descriptor.
	 * After that, map the beacon to DMA and update the
	 * descriptor.
	 */
	memcpy(entry_priv->desc, skbdesc->desc, skbdesc->desc_len);
	skbdesc->desc = entry_priv->desc;

	rt2x00queue_map_txskb(rt2x00dev, entry->skb);

	rt2x00_desc_read(entry_priv->desc, 1, &word);
	rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
	rt2x00_desc_write(entry_priv->desc, 1, word);
}
开发者ID:artm1248，项目名称:linux，代码行数:36，代码来源:rt2400pci.c


示例17: rt2400pci_write_beacon

/*
 * TX data initialization
 */
static void rt2400pci_write_beacon(struct queue_entry *entry,
				   struct txentry_desc *txdesc)
{
	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
	u32 word;
	u32 reg;

	/*
	 * Disable beaconing while we are reloading the beacon data,
	 * otherwise we might be sending out invalid data.
	 */
	rt2x00pci_register_read(rt2x00dev, CSR14, &reg);
	rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 0);
	rt2x00pci_register_write(rt2x00dev, CSR14, reg);

	rt2x00queue_map_txskb(rt2x00dev, entry->skb);

	rt2x00_desc_read(entry_priv->desc, 1, &word);
	rt2x00_set_field32(&word, TXD_W1_BUFFER_ADDRESS, skbdesc->skb_dma);
	rt2x00_desc_write(entry_priv->desc, 1, word);

	/*
	 * Enable beaconing again.
	 */
	rt2x00_set_field32(&reg, CSR14_TSF_COUNT, 1);
	rt2x00_set_field32(&reg, CSR14_TBCN, 1);
	rt2x00_set_field32(&reg, CSR14_BEACON_GEN, 1);
	rt2x00pci_register_write(rt2x00dev, CSR14, reg);
}
开发者ID:ARMP，项目名称:samsung_kernel_cooper，代码行数:34，代码来源:rt2400pci.c


示例18: rt2400pci_get_entry_state

/*
 * Initialization functions.
 */
static bool rt2400pci_get_entry_state(struct queue_entry *entry)
{
	struct queue_entry_priv_pci *entry_priv = entry->priv_data;
	u32 word;

	if (entry->queue->qid == QID_RX) {
		rt2x00_desc_read(entry_priv->desc, 0, &word);

		return rt2x00_get_field32(word, RXD_W0_OWNER_NIC);
	} else {
		rt2x00_desc_read(entry_priv->desc, 0, &word);

		return (rt2x00_get_field32(word, TXD_W0_OWNER_NIC) ||
		        rt2x00_get_field32(word, TXD_W0_VALID));
	}
}
开发者ID:Adjustxx，项目名称:Savaged-Zen，代码行数:19，代码来源:rt2400pci.c


示例19: rt2800mmio_fill_rxdone

/*
 * RX control handlers
 */
void rt2800mmio_fill_rxdone(struct queue_entry *entry,
			    struct rxdone_entry_desc *rxdesc)
{
	struct queue_entry_priv_mmio *entry_priv = entry->priv_data;
	__le32 *rxd = entry_priv->desc;
	u32 word;

	word = rt2x00_desc_read(rxd, 3);

	if (rt2x00_get_field32(word, RXD_W3_CRC_ERROR))
		rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC;

	/*
	 * Unfortunately we don't know the cipher type used during
	 * decryption. This prevents us from correct providing
	 * correct statistics through debugfs.
	 */
	rxdesc->cipher_status = rt2x00_get_field32(word, RXD_W3_CIPHER_ERROR);

	if (rt2x00_get_field32(word, RXD_W3_DECRYPTED)) {
		/*
		 * Hardware has stripped IV/EIV data from 802.11 frame during
		 * decryption. Unfortunately the descriptor doesn't contain
		 * any fields with the EIV/IV data either, so they can't
		 * be restored by rt2x00lib.
		 */
		rxdesc->flags |= RX_FLAG_IV_STRIPPED;

		/*
		 * The hardware has already checked the Michael Mic and has
		 * stripped it from the frame. Signal this to mac80211.
		 */
		rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;

		if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) {
			rxdesc->flags |= RX_FLAG_DECRYPTED;
		} else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) {
			/*
			 * In order to check the Michael Mic, the packet must have
			 * been decrypted.  Mac80211 doesnt check the MMIC failure 
			 * flag to initiate MMIC countermeasures if the decoded flag
			 * has not been set.
			 */
			rxdesc->flags |= RX_FLAG_DECRYPTED;

			rxdesc->flags |= RX_FLAG_MMIC_ERROR;
		}
	}

	if (rt2x00_get_field32(word, RXD_W3_MY_BSS))
		rxdesc->dev_flags |= RXDONE_MY_BSS;

	if (rt2x00_get_field32(word, RXD_W3_L2PAD))
		rxdesc->dev_flags |= RXDONE_L2PAD;

	/*
	 * Process the RXWI structure that is at the start of the buffer.
	 */
	rt2800_process_rxwi(entry, rxdesc);
}
开发者ID:ReneNyffenegger，项目名称:linux，代码行数:63，代码来源:rt2800mmio.c


示例20: rt2400pci_init_rxentry

/*
 * Initialization functions.
 */
static void rt2400pci_init_rxentry(struct rt2x00_dev *rt2x00dev,
				   struct queue_entry *entry)
{
	struct queue_entry_priv_pci_rx *priv_rx = entry->priv_data;
	u32 word;

	rt2x00_desc_read(priv_rx->desc, 2, &word);
	rt2x00_set_field32(&word, RXD_W2_BUFFER_LENGTH,
			   entry->queue->data_size);
	rt2x00_desc_write(priv_rx->desc, 2, word);

	rt2x00_desc_read(priv_rx->desc, 1, &word);
	rt2x00_set_field32(&word, RXD_W1_BUFFER_ADDRESS, priv_rx->data_dma);
	rt2x00_desc_write(priv_rx->desc, 1, word);

	rt2x00_desc_read(priv_rx->desc, 0, &word);
	rt2x00_set_field32(&word, RXD_W0_OWNER_NIC, 1);
	rt2x00_desc_write(priv_rx->desc, 0, word);
}
开发者ID:maraz，项目名称:linux-2.6，代码行数:22，代码来源:rt2400pci.c



注：本文中的rt2x00_desc_read函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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