From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/net/wan/lmc/lmc_main.c | 119 ++++++-----------------------------------------------------
1 files changed, 13 insertions(+), 106 deletions(-)
diff --git a/kernel/drivers/net/wan/lmc/lmc_main.c b/kernel/drivers/net/wan/lmc/lmc_main.c
index 937f56d..1ee4c8a 100644
--- a/kernel/drivers/net/wan/lmc/lmc_main.c
+++ b/kernel/drivers/net/wan/lmc/lmc_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 1997-2000 LAN Media Corporation (LMC)
* All rights reserved. www.lanmedia.com
@@ -13,9 +14,6 @@
* David Boggs
* Ron Crane
* Alan Cox
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License version 2, incorporated herein by reference.
*
* Driver for the LanMedia LMC5200, LMC5245, LMC1000, LMC1200 cards.
*
@@ -34,7 +32,6 @@
* we still have link, and that the timing source is what we expected
* it to be. If link is lost, the interface is marked down, and
* we no longer can transmit.
- *
*/
#include <linux/kernel.h>
@@ -102,7 +99,7 @@
static void lmc_watchdog(struct timer_list *t);
static void lmc_reset(lmc_softc_t * const sc);
static void lmc_dec_reset(lmc_softc_t * const sc);
-static void lmc_driver_timeout(struct net_device *dev);
+static void lmc_driver_timeout(struct net_device *dev, unsigned int txqueue);
/*
* linux reserves 16 device specific IOCTLs. We call them
@@ -115,8 +112,6 @@
int ret = -EOPNOTSUPP;
u16 regVal;
unsigned long flags;
-
- lmc_trace(dev, "lmc_ioctl in");
/*
* Most functions mess with the structure
@@ -622,8 +617,6 @@
break;
}
- lmc_trace(dev, "lmc_ioctl out");
-
return ret;
}
@@ -636,8 +629,6 @@
int link_status;
u32 ticks;
unsigned long flags;
-
- lmc_trace(dev, "lmc_watchdog in");
spin_lock_irqsave(&sc->lmc_lock, flags);
@@ -785,9 +776,6 @@
add_timer (&sc->timer);
spin_unlock_irqrestore(&sc->lmc_lock, flags);
-
- lmc_trace(dev, "lmc_watchdog out");
-
}
static int lmc_attach(struct net_device *dev, unsigned short encoding,
@@ -815,8 +803,6 @@
u16 AdapModelNum;
int err;
static int cards_found;
-
- /* lmc_trace(dev, "lmc_init_one in"); */
err = pcim_enable_device(pdev);
if (err) {
@@ -960,7 +946,6 @@
sc->lmc_ok = 0;
sc->last_link_status = 0;
- lmc_trace(dev, "lmc_init_one out");
return 0;
}
@@ -986,8 +971,6 @@
lmc_softc_t *sc = dev_to_sc(dev);
int err;
- lmc_trace(dev, "lmc_open in");
-
lmc_led_on(sc, LMC_DS3_LED0);
lmc_dec_reset(sc);
@@ -997,17 +980,14 @@
LMC_EVENT_LOG(LMC_EVENT_RESET2, lmc_mii_readreg(sc, 0, 16),
lmc_mii_readreg(sc, 0, 17));
- if (sc->lmc_ok){
- lmc_trace(dev, "lmc_open lmc_ok out");
+ if (sc->lmc_ok)
return 0;
- }
lmc_softreset (sc);
/* Since we have to use PCI bus, this should work on x86,alpha,ppc */
if (request_irq (dev->irq, lmc_interrupt, IRQF_SHARED, dev->name, dev)){
printk(KERN_WARNING "%s: could not get irq: %d\n", dev->name, dev->irq);
- lmc_trace(dev, "lmc_open irq failed out");
return -EAGAIN;
}
sc->got_irq = 1;
@@ -1083,8 +1063,6 @@
sc->timer.expires = jiffies + HZ;
add_timer (&sc->timer);
- lmc_trace(dev, "lmc_open out");
-
return 0;
}
@@ -1095,8 +1073,6 @@
static void lmc_running_reset (struct net_device *dev) /*fold00*/
{
lmc_softc_t *sc = dev_to_sc(dev);
-
- lmc_trace(dev, "lmc_running_reset in");
/* stop interrupts */
/* Clear the interrupt mask */
@@ -1119,8 +1095,6 @@
sc->lmc_cmdmode |= (TULIP_CMD_TXRUN | TULIP_CMD_RXRUN);
LMC_CSR_WRITE (sc, csr_command, sc->lmc_cmdmode);
-
- lmc_trace(dev, "lmc_runnin_reset_out");
}
@@ -1133,15 +1107,11 @@
/* not calling release_region() as we should */
lmc_softc_t *sc = dev_to_sc(dev);
- lmc_trace(dev, "lmc_close in");
-
sc->lmc_ok = 0;
sc->lmc_media->set_link_status (sc, 0);
del_timer (&sc->timer);
lmc_proto_close(sc);
lmc_ifdown (dev);
-
- lmc_trace(dev, "lmc_close out");
return 0;
}
@@ -1153,8 +1123,6 @@
lmc_softc_t *sc = dev_to_sc(dev);
u32 csr6;
int i;
-
- lmc_trace(dev, "lmc_ifdown in");
/* Don't let anything else go on right now */
// dev->start = 0;
@@ -1205,8 +1173,6 @@
netif_wake_queue(dev);
sc->extra_stats.tx_tbusy0++;
- lmc_trace(dev, "lmc_ifdown out");
-
return 0;
}
@@ -1224,8 +1190,6 @@
u32 firstcsr;
int max_work = LMC_RXDESCS;
int handled = 0;
-
- lmc_trace(dev, "lmc_interrupt in");
spin_lock(&sc->lmc_lock);
@@ -1269,12 +1233,10 @@
lmc_running_reset (dev);
break;
}
-
- if (csr & TULIP_STS_RXINTR){
- lmc_trace(dev, "rx interrupt");
+
+ if (csr & TULIP_STS_RXINTR)
lmc_rx (dev);
-
- }
+
if (csr & (TULIP_STS_TXINTR | TULIP_STS_TXNOBUF | TULIP_STS_TXSTOPPED)) {
int n_compl = 0 ;
@@ -1322,8 +1284,7 @@
sc->lmc_device->stats.tx_packets++;
}
- // dev_kfree_skb(sc->lmc_txq[i]);
- dev_kfree_skb_irq(sc->lmc_txq[i]);
+ dev_consume_skb_irq(sc->lmc_txq[i]);
sc->lmc_txq[i] = NULL;
badtx++;
@@ -1395,7 +1356,6 @@
spin_unlock(&sc->lmc_lock);
- lmc_trace(dev, "lmc_interrupt out");
return IRQ_RETVAL(handled);
}
@@ -1406,8 +1366,6 @@
u32 flag;
int entry;
unsigned long flags;
-
- lmc_trace(dev, "lmc_start_xmit in");
spin_lock_irqsave(&sc->lmc_lock, flags);
@@ -1483,7 +1441,6 @@
spin_unlock_irqrestore(&sc->lmc_lock, flags);
- lmc_trace(dev, "lmc_start_xmit_out");
return NETDEV_TX_OK;
}
@@ -1498,8 +1455,6 @@
long stat;
struct sk_buff *skb, *nsb;
u16 len;
-
- lmc_trace(dev, "lmc_rx in");
lmc_led_on(sc, LMC_DS3_LED3);
@@ -1679,9 +1634,6 @@
lmc_led_off(sc, LMC_DS3_LED3);
skip_out_of_mem:
-
- lmc_trace(dev, "lmc_rx out");
-
return 0;
}
@@ -1690,15 +1642,11 @@
lmc_softc_t *sc = dev_to_sc(dev);
unsigned long flags;
- lmc_trace(dev, "lmc_get_stats in");
-
spin_lock_irqsave(&sc->lmc_lock, flags);
sc->lmc_device->stats.rx_missed_errors += LMC_CSR_READ(sc, csr_missed_frames) & 0xffff;
spin_unlock_irqrestore(&sc->lmc_lock, flags);
-
- lmc_trace(dev, "lmc_get_stats out");
return &sc->lmc_device->stats;
}
@@ -1718,11 +1666,7 @@
int command = (0xf6 << 10) | (devaddr << 5) | regno;
int retval = 0;
- lmc_trace(sc->lmc_device, "lmc_mii_readreg in");
-
LMC_MII_SYNC (sc);
-
- lmc_trace(sc->lmc_device, "lmc_mii_readreg: done sync");
for (i = 15; i >= 0; i--)
{
@@ -1736,8 +1680,6 @@
/* __SLOW_DOWN_IO; */
}
- lmc_trace(sc->lmc_device, "lmc_mii_readreg: done1");
-
for (i = 19; i > 0; i--)
{
LMC_CSR_WRITE (sc, csr_9, 0x40000);
@@ -1749,8 +1691,6 @@
/* __SLOW_DOWN_IO; */
}
- lmc_trace(sc->lmc_device, "lmc_mii_readreg out");
-
return (retval >> 1) & 0xffff;
}
@@ -1758,8 +1698,6 @@
{
int i = 32;
int command = (0x5002 << 16) | (devaddr << 23) | (regno << 18) | data;
-
- lmc_trace(sc->lmc_device, "lmc_mii_writereg in");
LMC_MII_SYNC (sc);
@@ -1793,15 +1731,11 @@
/* __SLOW_DOWN_IO; */
i--;
}
-
- lmc_trace(sc->lmc_device, "lmc_mii_writereg out");
}
static void lmc_softreset (lmc_softc_t * const sc) /*fold00*/
{
int i;
-
- lmc_trace(sc->lmc_device, "lmc_softreset in");
/* Initialize the receive rings and buffers. */
sc->lmc_txfull = 0;
@@ -1877,55 +1811,40 @@
}
sc->lmc_txring[i - 1].buffer2 = virt_to_bus (&sc->lmc_txring[0]);
LMC_CSR_WRITE (sc, csr_txlist, virt_to_bus (sc->lmc_txring));
-
- lmc_trace(sc->lmc_device, "lmc_softreset out");
}
void lmc_gpio_mkinput(lmc_softc_t * const sc, u32 bits) /*fold00*/
{
- lmc_trace(sc->lmc_device, "lmc_gpio_mkinput in");
sc->lmc_gpio_io &= ~bits;
LMC_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET | (sc->lmc_gpio_io));
- lmc_trace(sc->lmc_device, "lmc_gpio_mkinput out");
}
void lmc_gpio_mkoutput(lmc_softc_t * const sc, u32 bits) /*fold00*/
{
- lmc_trace(sc->lmc_device, "lmc_gpio_mkoutput in");
sc->lmc_gpio_io |= bits;
LMC_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET | (sc->lmc_gpio_io));
- lmc_trace(sc->lmc_device, "lmc_gpio_mkoutput out");
}
void lmc_led_on(lmc_softc_t * const sc, u32 led) /*fold00*/
{
- lmc_trace(sc->lmc_device, "lmc_led_on in");
- if((~sc->lmc_miireg16) & led){ /* Already on! */
- lmc_trace(sc->lmc_device, "lmc_led_on aon out");
+ if ((~sc->lmc_miireg16) & led) /* Already on! */
return;
- }
-
+
sc->lmc_miireg16 &= ~led;
lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16);
- lmc_trace(sc->lmc_device, "lmc_led_on out");
}
void lmc_led_off(lmc_softc_t * const sc, u32 led) /*fold00*/
{
- lmc_trace(sc->lmc_device, "lmc_led_off in");
- if(sc->lmc_miireg16 & led){ /* Already set don't do anything */
- lmc_trace(sc->lmc_device, "lmc_led_off aoff out");
+ if (sc->lmc_miireg16 & led) /* Already set don't do anything */
return;
- }
-
+
sc->lmc_miireg16 |= led;
lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16);
- lmc_trace(sc->lmc_device, "lmc_led_off out");
}
static void lmc_reset(lmc_softc_t * const sc) /*fold00*/
{
- lmc_trace(sc->lmc_device, "lmc_reset in");
sc->lmc_miireg16 |= LMC_MII16_FIFO_RESET;
lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16);
@@ -1961,13 +1880,11 @@
sc->lmc_media->init(sc);
sc->extra_stats.resetCount++;
- lmc_trace(sc->lmc_device, "lmc_reset out");
}
static void lmc_dec_reset(lmc_softc_t * const sc) /*fold00*/
{
u32 val;
- lmc_trace(sc->lmc_device, "lmc_dec_reset in");
/*
* disable all interrupts
@@ -2023,14 +1940,11 @@
val = LMC_CSR_READ(sc, csr_sia_general);
val |= (TULIP_WATCHDOG_TXDISABLE | TULIP_WATCHDOG_RXDISABLE);
LMC_CSR_WRITE(sc, csr_sia_general, val);
-
- lmc_trace(sc->lmc_device, "lmc_dec_reset out");
}
static void lmc_initcsrs(lmc_softc_t * const sc, lmc_csrptr_t csr_base, /*fold00*/
size_t csr_size)
{
- lmc_trace(sc->lmc_device, "lmc_initcsrs in");
sc->lmc_csrs.csr_busmode = csr_base + 0 * csr_size;
sc->lmc_csrs.csr_txpoll = csr_base + 1 * csr_size;
sc->lmc_csrs.csr_rxpoll = csr_base + 2 * csr_size;
@@ -2047,16 +1961,13 @@
sc->lmc_csrs.csr_13 = csr_base + 13 * csr_size;
sc->lmc_csrs.csr_14 = csr_base + 14 * csr_size;
sc->lmc_csrs.csr_15 = csr_base + 15 * csr_size;
- lmc_trace(sc->lmc_device, "lmc_initcsrs out");
}
-static void lmc_driver_timeout(struct net_device *dev)
+static void lmc_driver_timeout(struct net_device *dev, unsigned int txqueue)
{
lmc_softc_t *sc = dev_to_sc(dev);
u32 csr6;
unsigned long flags;
-
- lmc_trace(dev, "lmc_driver_timeout in");
spin_lock_irqsave(&sc->lmc_lock, flags);
@@ -2069,7 +1980,7 @@
/*
* Chip seems to have locked up
* Reset it
- * This whips out all our decriptor
+ * This whips out all our descriptor
* table and starts from scartch
*/
@@ -2100,8 +2011,4 @@
bug_out:
spin_unlock_irqrestore(&sc->lmc_lock, flags);
-
- lmc_trace(dev, "lmc_driver_timeout out");
-
-
}
--
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