From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/net/ethernet/cortina/gemini.c | 89 ++++++++++++++++++--------------------------
1 files changed, 37 insertions(+), 52 deletions(-)
diff --git a/kernel/drivers/net/ethernet/cortina/gemini.c b/kernel/drivers/net/ethernet/cortina/gemini.c
index f8a3d1f..85ea073 100644
--- a/kernel/drivers/net/ethernet/cortina/gemini.c
+++ b/kernel/drivers/net/ethernet/cortina/gemini.c
@@ -44,7 +44,6 @@
#include "gemini.h"
#define DRV_NAME "gmac-gemini"
-#define DRV_VERSION "1.0"
#define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK)
static int debug = -1;
@@ -86,6 +85,8 @@
/**
* struct gmac_queue_page - page buffer per-page info
+ * @page: the page struct
+ * @mapping: the dma address handle
*/
struct gmac_queue_page {
struct page *page;
@@ -372,9 +373,8 @@
return -ENODEV;
netdev->phydev = phy;
- phy->supported &= PHY_GBIT_FEATURES;
- phy->supported |= SUPPORTED_Asym_Pause | SUPPORTED_Pause;
- phy->advertising = phy->supported;
+ phy_set_max_speed(phy, SPEED_1000);
+ phy_support_asym_pause(phy);
/* set PHY interface type */
switch (phy->interface) {
@@ -514,7 +514,6 @@
.rel_threshold = 0,
} };
union gmac_config0 tmp;
- u32 val;
config0.bits.max_len = gmac_pick_rx_max_len(netdev->mtu);
tmp.bits32 = readl(port->gmac_base + GMAC_CONFIG0);
@@ -524,7 +523,7 @@
writel(config2.bits32, port->gmac_base + GMAC_CONFIG2);
writel(config3.bits32, port->gmac_base + GMAC_CONFIG3);
- val = readl(port->dma_base + GMAC_AHB_WEIGHT_REG);
+ readl(port->dma_base + GMAC_AHB_WEIGHT_REG);
writel(ahb_weight.bits32, port->dma_base + GMAC_AHB_WEIGHT_REG);
writel(hw_weigh.bits32,
@@ -542,12 +541,6 @@
port->irq_every_tx_packets = 1 << (port->txq_order - 2);
return 0;
-}
-
-static void gmac_uninit(struct net_device *netdev)
-{
- if (netdev->phydev)
- phy_disconnect(netdev->phydev);
}
static int gmac_setup_txqs(struct net_device *netdev)
@@ -1188,9 +1181,8 @@
buflen = skb_headlen(skb);
} else {
skb_frag = skb_si->frags + frag;
- buffer = page_address(skb_frag_page(skb_frag)) +
- skb_frag->page_offset;
- buflen = skb_frag->size;
+ buffer = skb_frag_address(skb_frag);
+ buflen = skb_frag_size(skb_frag);
}
if (frag == last_frag) {
@@ -1230,7 +1222,8 @@
return -ENOMEM;
}
-static int gmac_start_xmit(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t gmac_start_xmit(struct sk_buff *skb,
+ struct net_device *netdev)
{
struct gemini_ethernet_port *port = netdev_priv(netdev);
unsigned short m = (1 << port->txq_order) - 1;
@@ -1240,8 +1233,6 @@
struct gmac_txq *txq;
int txq_num, nfrags;
union dma_rwptr rw;
-
- SKB_FRAG_ASSERT(skb);
if (skb->len >= 0x10000)
goto out_drop_free;
@@ -1305,7 +1296,7 @@
return NETDEV_TX_OK;
}
-static void gmac_tx_timeout(struct net_device *netdev)
+static void gmac_tx_timeout(struct net_device *netdev, unsigned int txqueue)
{
netdev_err(netdev, "Tx timeout\n");
gmac_dump_dma_state(netdev);
@@ -1775,15 +1766,6 @@
struct gemini_ethernet_port *port = netdev_priv(netdev);
int err;
- if (!netdev->phydev) {
- err = gmac_setup_phy(netdev);
- if (err) {
- netif_err(port, ifup, netdev,
- "PHY init failed: %d\n", err);
- return err;
- }
- }
-
err = request_irq(netdev->irq, gmac_irq,
IRQF_SHARED, netdev->name, netdev);
if (err) {
@@ -1938,7 +1920,7 @@
/* Racing with RX NAPI */
do {
- start = u64_stats_fetch_begin(&port->rx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->rx_stats_syncp);
stats->rx_packets = port->stats.rx_packets;
stats->rx_bytes = port->stats.rx_bytes;
@@ -1950,11 +1932,11 @@
stats->rx_crc_errors = port->stats.rx_crc_errors;
stats->rx_frame_errors = port->stats.rx_frame_errors;
- } while (u64_stats_fetch_retry(&port->rx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->rx_stats_syncp, start));
/* Racing with MIB and TX completion interrupts */
do {
- start = u64_stats_fetch_begin(&port->ir_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->ir_stats_syncp);
stats->tx_errors = port->stats.tx_errors;
stats->tx_packets = port->stats.tx_packets;
@@ -1964,15 +1946,15 @@
stats->rx_missed_errors = port->stats.rx_missed_errors;
stats->rx_fifo_errors = port->stats.rx_fifo_errors;
- } while (u64_stats_fetch_retry(&port->ir_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->ir_stats_syncp, start));
/* Racing with hard_start_xmit */
do {
- start = u64_stats_fetch_begin(&port->tx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->tx_stats_syncp);
stats->tx_dropped = port->stats.tx_dropped;
- } while (u64_stats_fetch_retry(&port->tx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->tx_stats_syncp, start));
stats->rx_dropped += stats->rx_missed_errors;
}
@@ -2050,18 +2032,18 @@
/* Racing with MIB interrupt */
do {
p = values;
- start = u64_stats_fetch_begin(&port->ir_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->ir_stats_syncp);
for (i = 0; i < RX_STATS_NUM; i++)
*p++ = port->hw_stats[i];
- } while (u64_stats_fetch_retry(&port->ir_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->ir_stats_syncp, start));
values = p;
/* Racing with RX NAPI */
do {
p = values;
- start = u64_stats_fetch_begin(&port->rx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->rx_stats_syncp);
for (i = 0; i < RX_STATUS_NUM; i++)
*p++ = port->rx_stats[i];
@@ -2069,13 +2051,13 @@
*p++ = port->rx_csum_stats[i];
*p++ = port->rx_napi_exits;
- } while (u64_stats_fetch_retry(&port->rx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->rx_stats_syncp, start));
values = p;
/* Racing with TX start_xmit */
do {
p = values;
- start = u64_stats_fetch_begin(&port->tx_stats_syncp);
+ start = u64_stats_fetch_begin_irq(&port->tx_stats_syncp);
for (i = 0; i < TX_MAX_FRAGS; i++) {
*values++ = port->tx_frag_stats[i];
@@ -2084,7 +2066,7 @@
*values++ = port->tx_frags_linearized;
*values++ = port->tx_hw_csummed;
- } while (u64_stats_fetch_retry(&port->tx_stats_syncp, start));
+ } while (u64_stats_fetch_retry_irq(&port->tx_stats_syncp, start));
}
static int gmac_get_ksettings(struct net_device *netdev,
@@ -2129,9 +2111,8 @@
struct ethtool_ringparam *rp)
{
struct gemini_ethernet_port *port = netdev_priv(netdev);
- union gmac_config0 config0;
- config0.bits32 = readl(port->gmac_base + GMAC_CONFIG0);
+ readl(port->gmac_base + GMAC_CONFIG0);
rp->rx_max_pending = 1 << 15;
rp->rx_mini_max_pending = 0;
@@ -2211,13 +2192,11 @@
struct ethtool_drvinfo *info)
{
strcpy(info->driver, DRV_NAME);
- strcpy(info->version, DRV_VERSION);
strcpy(info->bus_info, netdev->dev_id ? "1" : "0");
}
static const struct net_device_ops gmac_351x_ops = {
.ndo_init = gmac_init,
- .ndo_uninit = gmac_uninit,
.ndo_open = gmac_open,
.ndo_stop = gmac_stop,
.ndo_start_xmit = gmac_start_xmit,
@@ -2231,6 +2210,8 @@
};
static const struct ethtool_ops gmac_351x_ethtool_ops = {
+ .supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS |
+ ETHTOOL_COALESCE_MAX_FRAMES,
.get_sset_count = gmac_get_sset_count,
.get_strings = gmac_get_strings,
.get_ethtool_stats = gmac_get_ethtool_stats,
@@ -2301,8 +2282,10 @@
static void gemini_port_remove(struct gemini_ethernet_port *port)
{
- if (port->netdev)
+ if (port->netdev) {
+ phy_disconnect(port->netdev->phydev);
unregister_netdev(port->netdev);
+ }
clk_disable_unprepare(port->pclk);
geth_cleanup_freeq(port->geth);
}
@@ -2431,10 +2414,8 @@
/* Interrupt */
irq = platform_get_irq(pdev, 0);
- if (irq <= 0) {
- dev_err(dev, "no IRQ\n");
+ if (irq <= 0)
return irq ? irq : -ENODEV;
- }
port->irq = irq;
/* Clock the port */
@@ -2513,6 +2494,13 @@
if (ret)
goto unprepare;
+ ret = gmac_setup_phy(netdev);
+ if (ret) {
+ netdev_err(netdev,
+ "PHY init failed\n");
+ goto unprepare;
+ }
+
ret = register_netdev(netdev);
if (ret)
goto unprepare;
@@ -2521,10 +2509,6 @@
"irq %d, DMA @ 0x%pap, GMAC @ 0x%pap\n",
port->irq, &dmares->start,
&gmacres->start);
- ret = gmac_setup_phy(netdev);
- if (ret)
- netdev_info(netdev,
- "PHY init failed, deferring to ifup time\n");
return 0;
unprepare:
@@ -2537,6 +2521,7 @@
struct gemini_ethernet_port *port = platform_get_drvdata(pdev);
gemini_port_remove(port);
+
return 0;
}
--
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