/*
- This is part of rtl818x pci OpenSource driver - v 0.1
-
Copyright (C) Andrea Merello 2004-2005 <andrea.merello@gmail.com>
- Released under the terms of GPL (General Public License)
-
- Parts of this driver are based on the GPL part of the official
- Realtek driver.
-
- Parts of this driver are based on the rtl8180 driver skeleton
- from Patric Schenke & Andres Salomon.
-
- Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver.
-
- Parts of BB/RF code are derived from David Young rtl8180 netbsd driver.
-
- RSSI calc function from 'The Deuce'
-
- Some ideas borrowed from the 8139too.c driver included in linux kernel.
-
- We (I?) want to thanks the Authors of those projecs and also the
- Ndiswrapper's project Authors.
-
- A big big thanks goes also to Realtek corp. for their help in my attempt to
- add RTL8185 and RTL8225 support, and to David Young also.
-
- Power management interface routines.
- Written by Mariusz Matuszek.
-*/
+ * This is part of rtl818x pci OpenSource driver - v 0.1
+
* Copyright (C) Andrea Merello 2004-2005 <andrea.merello@gmail.com>
+ * Released under the terms of GPL (General Public License)
+ *
+ * Parts of this driver are based on the GPL part of the official
+ * Realtek driver.
+ *
+ * Parts of this driver are based on the rtl8180 driver skeleton
+ * from Patric Schenke & Andres Salomon.
+ *
+ * Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver.
+ *
+ * Parts of BB/RF code are derived from David Young rtl8180 netbsd driver.
+ *
+ * RSSI calc function from 'The Deuce'
+ *
+ * Some ideas borrowed from the 8139too.c driver included in linux kernel.
+ *
+ * We (I?) want to thanks the Authors of those projecs and also the
+ * Ndiswrapper's project Authors.
+ *
+ * A big big thanks goes also to Realtek corp. for their help in my attempt to
+ * add RTL8185 and RTL8225 support, and to David Young also.
+ *
+ * Power management interface routines.
+ * Written by Mariusz Matuszek.
+ */
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
}
/*
- FIXME: check if we can use some standard already-existent
- data type+functions in kernel
-*/
+ * FIXME: check if we can use some standard already-existent
+ * data type+functions in kernel.
+ */
static short buffer_add(struct buffer **buffer, u32 *buf, dma_addr_t dma,
struct buffer **bufferhead)
rx_desc_size = 8;
if ((*(priv->rxringtail)) & (1<<31)) {
- /* we have got an RX int, but the descriptor
- * we are pointing is empty */
+ /* we have got an RX int, but the descriptor. we are pointing
+ * is empty.
+ */
priv->stats.rxnodata++;
priv->ieee80211->stats.rx_errors++;
if (last) {
lastlen = ((*priv->rxringtail) & 0xfff);
- /* if the last descriptor (that should
- * tell us the total packet len) tell
- * us something less than the descriptors
- * len we had until now, then there is some
+ /* if the last descriptor (that should tell us the total
+ * packet len) tell us something less than the
+ * descriptors len we had until now, then there is some
* problem..
* workaround to prevent kernel panic
*/
priv->rx_prevlen += len;
if (priv->rx_prevlen > MAX_FRAG_THRESHOLD + 100) {
- /* HW is probably passing several buggy frames
- * without FD or LD flag set.
- * Throw this garbage away to prevent skb
- * memory exhausting
- */
+ /* HW is probably passing several buggy frames without
+ * FD or LD flag set.
+ * Throw this garbage away to prevent skb memory
+ * exhausting
+ */
if (!priv->rx_skb_complete)
dev_kfree_skb_any(priv->rx_skb);
priv->rx_skb_complete = 1;
quality = 127 - quality;
priv->SignalQuality = quality;
- stats.signal = (u8)quality; /*priv->wstats.qual.level = priv->SignalStrength; */
+ stats.signal = (u8)quality; /* priv->wstats.qual.level = priv->
+ * SignalStrength;
+ */
stats.signalstrength = RXAGC;
if (stats.signalstrength > 100)
stats.signalstrength = 100;
priv->LastSignalStrengthInPercent = SignalStrengthIndex;
priv->Stats_SignalStrength = TranslateToDbm8185((u8)SignalStrengthIndex);
- /*
- * We need more correct power of received packets and the "SignalStrength" of RxStats is beautified,
- * so we record the correct power here.
- */
+ /*
+ * We need more correct power of received packets and
+ * the "SignalStrength" of RxStats is beautified,
+ * so we record the correct power here.
+ */
priv->Stats_SignalQuality = (long)(priv->Stats_SignalQuality * 5 + (long)priv->SignalQuality + 5) / 6;
priv->Stats_RecvSignalPower = (long)(priv->Stats_RecvSignalPower * 5 + priv->RecvSignalPower - 1) / 6;
- /* Figure out which antenna that received the last packet. */
+ /* Figure out which antenna that received the last
+ * packet.
+ */
priv->LastRxPktAntenna = Antenna ? 1 : 0; /* 0: aux, 1: main. */
SwAntennaDiversityRxOk8185(dev, priv->SignalStrength);
}
if (first) {
if (!priv->rx_skb_complete) {
/* seems that HW sometimes fails to receive and
- doesn't provide the last descriptor */
+ * doesn't provide the last descriptor.
+ */
dev_kfree_skb_any(priv->rx_skb);
priv->stats.rxnolast++;
}
priv->rx_skb_complete = 0;
priv->rx_skb->dev = dev;
} else {
- /* if we are here we should have already RXed
- * the first frame.
- * If we get here and the skb is not allocated then
- * we have just throw out garbage (skb not allocated)
- * and we are still rxing garbage....
- */
+ /* if we are here we should have already RXed the first
+ * frame.
+ * If we get here and the skb is not allocated then
+ * we have just throw out garbage (skb not allocated)
+ * and we are still rxing garbage....
+ */
if (!priv->rx_skb_complete) {
tmp_skb = dev_alloc_skb(priv->rx_skb->len+len+2);
rate = ieeerate2rtlrate(rate);
/*
- * This function doesn't require lock because we make
- * sure it's called with the tx_lock already acquired.
- * this come from the kernel's hard_xmit callback (through
- * the ieee stack, or from the try_wake_queue (again through
- * the ieee stack.
+ * This function doesn't require lock because we make sure it's called
+ * with the tx_lock already acquired.
+ * This come from the kernel's hard_xmit callback (through the ieee
+ * stack, or from the try_wake_queue (again through the ieee stack.
*/
priority = AC2Q(skb->priority);
spin_lock_irqsave(&priv->tx_lock, flags);
}
/*
- * This function do the real dirty work: it enqueues a TX command
- * descriptor in the ring buffer, copyes the frame in a TX buffer
- * and kicks the NIC to ensure it does the DMA transfer.
+ * This function do the real dirty work: it enqueues a TX command descriptor in
+ * the ring buffer, copyes the frame in a TX buffer and kicks the NIC to ensure
+ * it does the DMA transfer.
*/
short rtl8180_tx(struct net_device *dev, u8 *txbuf, int len, int priority,
short morefrag, short descfrag, int rate)
word = read_nic_word(dev, BintrItv);
word &= ~BintrItv_BintrItv;
word |= 1000; /* priv->ieee80211->current_network.beacon_interval *
- ((priv->txbeaconcount > 1)?(priv->txbeaconcount-1):1);
- // FIXME: check if correct ^^ worked with 0x3e8;
- */
+ * ((priv->txbeaconcount > 1)?(priv->txbeaconcount-1):1);
+ * FIXME: check if correct ^^ worked with 0x3e8;
+ */
write_nic_word(dev, BintrItv, word);
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
projects / platform / kernel / linux-starfive.git / commitdiff