summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/qualcomm
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/qualcomm')
-rw-r--r--drivers/net/ethernet/qualcomm/Kconfig1
-rw-r--r--drivers/net/ethernet/qualcomm/emac/emac-sgmii.c22
-rw-r--r--drivers/net/ethernet/qualcomm/emac/emac.c4
-rw-r--r--drivers/net/ethernet/qualcomm/qca_debug.c6
-rw-r--r--drivers/net/ethernet/qualcomm/qca_spi.c60
-rw-r--r--drivers/net/ethernet/qualcomm/qca_spi.h4
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c9
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c4
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c4
9 files changed, 63 insertions, 51 deletions
diff --git a/drivers/net/ethernet/qualcomm/Kconfig b/drivers/net/ethernet/qualcomm/Kconfig
index 9210ff360fdc..a4434eb38950 100644
--- a/drivers/net/ethernet/qualcomm/Kconfig
+++ b/drivers/net/ethernet/qualcomm/Kconfig
@@ -52,7 +52,6 @@ config QCOM_EMAC
depends on HAS_DMA && HAS_IOMEM
select CRC32
select PHYLIB
- select MDIO_DEVRES
help
This driver supports the Qualcomm Technologies, Inc. Gigabit
Ethernet Media Access Controller (EMAC). The controller
diff --git a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
index e4bc18009d08..a508ebc4b206 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac-sgmii.c
@@ -293,6 +293,11 @@ static struct sgmii_ops qdf2400_ops = {
};
#endif
+struct emac_match_data {
+ struct sgmii_ops **sgmii_ops;
+ struct device *target_device;
+};
+
static int emac_sgmii_acpi_match(struct device *dev, void *data)
{
#ifdef CONFIG_ACPI
@@ -303,7 +308,7 @@ static int emac_sgmii_acpi_match(struct device *dev, void *data)
{}
};
const struct acpi_device_id *id = acpi_match_device(match_table, dev);
- struct sgmii_ops **ops = data;
+ struct emac_match_data *match_data = data;
if (id) {
acpi_handle handle = ACPI_HANDLE(dev);
@@ -324,10 +329,12 @@ static int emac_sgmii_acpi_match(struct device *dev, void *data)
switch (hrv) {
case 1:
- *ops = &qdf2432_ops;
+ *match_data->sgmii_ops = &qdf2432_ops;
+ match_data->target_device = dev;
return 1;
case 2:
- *ops = &qdf2400_ops;
+ *match_data->sgmii_ops = &qdf2400_ops;
+ match_data->target_device = dev;
return 1;
}
}
@@ -356,16 +363,21 @@ int emac_sgmii_config(struct platform_device *pdev, struct emac_adapter *adpt)
int ret;
if (has_acpi_companion(&pdev->dev)) {
+ struct emac_match_data match_data = {
+ .sgmii_ops = &phy->sgmii_ops,
+ .target_device = NULL,
+ };
struct device *dev;
- dev = device_find_child(&pdev->dev, &phy->sgmii_ops,
- emac_sgmii_acpi_match);
+ device_for_each_child(&pdev->dev, &match_data, emac_sgmii_acpi_match);
+ dev = match_data.target_device;
if (!dev) {
dev_warn(&pdev->dev, "cannot find internal phy node\n");
return 0;
}
+ get_device(dev);
sgmii_pdev = to_platform_device(dev);
} else {
const struct of_device_id *match;
diff --git a/drivers/net/ethernet/qualcomm/emac/emac.c b/drivers/net/ethernet/qualcomm/emac/emac.c
index 4c06f55878de..699a8afc214a 100644
--- a/drivers/net/ethernet/qualcomm/emac/emac.c
+++ b/drivers/net/ethernet/qualcomm/emac/emac.c
@@ -216,7 +216,7 @@ static int emac_change_mtu(struct net_device *netdev, int new_mtu)
netif_dbg(adpt, hw, adpt->netdev,
"changing MTU from %d to %d\n", netdev->mtu,
new_mtu);
- netdev->mtu = new_mtu;
+ WRITE_ONCE(netdev->mtu, new_mtu);
if (netif_running(netdev))
return emac_reinit_locked(adpt);
@@ -760,7 +760,7 @@ static void emac_shutdown(struct platform_device *pdev)
static struct platform_driver emac_platform_driver = {
.probe = emac_probe,
- .remove_new = emac_remove,
+ .remove = emac_remove,
.driver = {
.name = "qcom-emac",
.of_match_table = emac_dt_match,
diff --git a/drivers/net/ethernet/qualcomm/qca_debug.c b/drivers/net/ethernet/qualcomm/qca_debug.c
index ff3b89e9028e..13deb3da4a64 100644
--- a/drivers/net/ethernet/qualcomm/qca_debug.c
+++ b/drivers/net/ethernet/qualcomm/qca_debug.c
@@ -98,10 +98,8 @@ qcaspi_info_show(struct seq_file *s, void *what)
seq_printf(s, "IRQ : %d\n",
qca->spi_dev->irq);
- seq_printf(s, "INTR REQ : %u\n",
- qca->intr_req);
- seq_printf(s, "INTR SVC : %u\n",
- qca->intr_svc);
+ seq_printf(s, "FLAGS : %lx\n",
+ qca->flags);
seq_printf(s, "SPI max speed : %lu\n",
(unsigned long)qca->spi_dev->max_speed_hz);
diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c
index 5799ecc88a87..38a779f4b866 100644
--- a/drivers/net/ethernet/qualcomm/qca_spi.c
+++ b/drivers/net/ethernet/qualcomm/qca_spi.c
@@ -35,6 +35,9 @@
#define MAX_DMA_BURST_LEN 5000
+#define SPI_INTR 0
+#define SPI_RESET 1
+
/* Modules parameters */
#define QCASPI_CLK_SPEED_MIN 1000000
#define QCASPI_CLK_SPEED_MAX 16000000
@@ -51,7 +54,7 @@ MODULE_PARM_DESC(qcaspi_burst_len, "Number of data bytes per burst. Use 1-5000."
#define QCASPI_PLUGGABLE_MIN 0
#define QCASPI_PLUGGABLE_MAX 1
-static int qcaspi_pluggable = QCASPI_PLUGGABLE_MIN;
+static int qcaspi_pluggable = QCASPI_PLUGGABLE_MAX;
module_param(qcaspi_pluggable, int, 0);
MODULE_PARM_DESC(qcaspi_pluggable, "Pluggable SPI connection (yes/no).");
@@ -493,7 +496,7 @@ qcaspi_qca7k_sync(struct qcaspi *qca, int event)
if (qca->sync == QCASPI_SYNC_READY)
qca->stats.bad_signature++;
- qca->sync = QCASPI_SYNC_UNKNOWN;
+ set_bit(SPI_RESET, &qca->flags);
netdev_dbg(qca->net_dev, "sync: got CPU on, but signature was invalid, restart\n");
return;
} else {
@@ -503,12 +506,17 @@ qcaspi_qca7k_sync(struct qcaspi *qca, int event)
if (wrbuf_space != QCASPI_HW_BUF_LEN) {
netdev_dbg(qca->net_dev, "sync: got CPU on, but wrbuf not empty. reset!\n");
qca->sync = QCASPI_SYNC_UNKNOWN;
+ qca->stats.buf_avail_err++;
} else {
netdev_dbg(qca->net_dev, "sync: got CPU on, now in sync\n");
qca->sync = QCASPI_SYNC_READY;
return;
}
}
+ } else {
+ /* Handle reset only on QCASPI_EVENT_UPDATE */
+ if (test_and_clear_bit(SPI_RESET, &qca->flags))
+ qca->sync = QCASPI_SYNC_UNKNOWN;
}
switch (qca->sync) {
@@ -519,7 +527,7 @@ qcaspi_qca7k_sync(struct qcaspi *qca, int event)
qcaspi_read_register(qca, SPI_REG_SIGNATURE, &signature);
if (signature != QCASPI_GOOD_SIGNATURE) {
- qca->sync = QCASPI_SYNC_UNKNOWN;
+ set_bit(SPI_RESET, &qca->flags);
qca->stats.bad_signature++;
netdev_dbg(qca->net_dev, "sync: bad signature, restart\n");
/* don't reset right away */
@@ -550,7 +558,7 @@ qcaspi_qca7k_sync(struct qcaspi *qca, int event)
qca->reset_count);
if (qca->reset_count >= QCASPI_RESET_TIMEOUT) {
/* reset did not seem to take place, try again */
- qca->sync = QCASPI_SYNC_UNKNOWN;
+ set_bit(SPI_RESET, &qca->flags);
qca->stats.reset_timeout++;
netdev_dbg(qca->net_dev, "sync: reset timeout, restarting process.\n");
}
@@ -579,14 +587,14 @@ qcaspi_spi_thread(void *data)
continue;
}
- if ((qca->intr_req == qca->intr_svc) &&
+ if (!qca->flags &&
!qca->txr.skb[qca->txr.head])
schedule();
set_current_state(TASK_RUNNING);
- netdev_dbg(qca->net_dev, "have work to do. int: %d, tx_skb: %p\n",
- qca->intr_req - qca->intr_svc,
+ netdev_dbg(qca->net_dev, "have work to do. int: %lu, tx_skb: %p\n",
+ qca->flags,
qca->txr.skb[qca->txr.head]);
qcaspi_qca7k_sync(qca, QCASPI_EVENT_UPDATE);
@@ -600,8 +608,7 @@ qcaspi_spi_thread(void *data)
msleep(QCASPI_QCA7K_REBOOT_TIME_MS);
}
- if (qca->intr_svc != qca->intr_req) {
- qca->intr_svc = qca->intr_req;
+ if (test_and_clear_bit(SPI_INTR, &qca->flags)) {
start_spi_intr_handling(qca, &intr_cause);
if (intr_cause & SPI_INT_CPU_ON) {
@@ -626,7 +633,7 @@ qcaspi_spi_thread(void *data)
/* restart sync */
netdev_dbg(qca->net_dev, "===> rdbuf error!\n");
qca->stats.read_buf_err++;
- qca->sync = QCASPI_SYNC_UNKNOWN;
+ set_bit(SPI_RESET, &qca->flags);
continue;
}
@@ -634,7 +641,7 @@ qcaspi_spi_thread(void *data)
/* restart sync */
netdev_dbg(qca->net_dev, "===> wrbuf error!\n");
qca->stats.write_buf_err++;
- qca->sync = QCASPI_SYNC_UNKNOWN;
+ set_bit(SPI_RESET, &qca->flags);
continue;
}
@@ -663,7 +670,7 @@ qcaspi_intr_handler(int irq, void *data)
{
struct qcaspi *qca = data;
- qca->intr_req++;
+ set_bit(SPI_INTR, &qca->flags);
if (qca->spi_thread)
wake_up_process(qca->spi_thread);
@@ -679,8 +686,7 @@ qcaspi_netdev_open(struct net_device *dev)
if (!qca)
return -EINVAL;
- qca->intr_req = 1;
- qca->intr_svc = 0;
+ set_bit(SPI_INTR, &qca->flags);
qca->sync = QCASPI_SYNC_UNKNOWN;
qcafrm_fsm_init_spi(&qca->frm_handle);
@@ -799,7 +805,7 @@ qcaspi_netdev_tx_timeout(struct net_device *dev, unsigned int txqueue)
jiffies, jiffies - dev_trans_start(dev));
qca->net_dev->stats.tx_errors++;
/* Trigger tx queue flush and QCA7000 reset */
- qca->sync = QCASPI_SYNC_UNKNOWN;
+ set_bit(SPI_RESET, &qca->flags);
if (qca->spi_thread)
wake_up_process(qca->spi_thread);
@@ -812,7 +818,6 @@ qcaspi_netdev_init(struct net_device *dev)
dev->mtu = QCAFRM_MAX_MTU;
dev->type = ARPHRD_ETHER;
- qca->clkspeed = qcaspi_clkspeed;
qca->burst_len = qcaspi_burst_len;
qca->spi_thread = NULL;
qca->buffer_size = (QCAFRM_MAX_MTU + VLAN_ETH_HLEN + QCAFRM_HEADER_LEN +
@@ -903,17 +908,15 @@ qca_spi_probe(struct spi_device *spi)
legacy_mode = of_property_read_bool(spi->dev.of_node,
"qca,legacy-mode");
- if (qcaspi_clkspeed == 0) {
- if (spi->max_speed_hz)
- qcaspi_clkspeed = spi->max_speed_hz;
- else
- qcaspi_clkspeed = QCASPI_CLK_SPEED;
- }
+ if (qcaspi_clkspeed)
+ spi->max_speed_hz = qcaspi_clkspeed;
+ else if (!spi->max_speed_hz)
+ spi->max_speed_hz = QCASPI_CLK_SPEED;
- if ((qcaspi_clkspeed < QCASPI_CLK_SPEED_MIN) ||
- (qcaspi_clkspeed > QCASPI_CLK_SPEED_MAX)) {
- dev_err(&spi->dev, "Invalid clkspeed: %d\n",
- qcaspi_clkspeed);
+ if (spi->max_speed_hz < QCASPI_CLK_SPEED_MIN ||
+ spi->max_speed_hz > QCASPI_CLK_SPEED_MAX) {
+ dev_err(&spi->dev, "Invalid clkspeed: %u\n",
+ spi->max_speed_hz);
return -EINVAL;
}
@@ -938,14 +941,13 @@ qca_spi_probe(struct spi_device *spi)
return -EINVAL;
}
- dev_info(&spi->dev, "ver=%s, clkspeed=%d, burst_len=%d, pluggable=%d\n",
+ dev_info(&spi->dev, "ver=%s, clkspeed=%u, burst_len=%d, pluggable=%d\n",
QCASPI_DRV_VERSION,
- qcaspi_clkspeed,
+ spi->max_speed_hz,
qcaspi_burst_len,
qcaspi_pluggable);
spi->mode = SPI_MODE_3;
- spi->max_speed_hz = qcaspi_clkspeed;
if (spi_setup(spi) < 0) {
dev_err(&spi->dev, "Unable to setup SPI device\n");
return -EFAULT;
diff --git a/drivers/net/ethernet/qualcomm/qca_spi.h b/drivers/net/ethernet/qualcomm/qca_spi.h
index d59cb2352cee..90b290f94c27 100644
--- a/drivers/net/ethernet/qualcomm/qca_spi.h
+++ b/drivers/net/ethernet/qualcomm/qca_spi.h
@@ -81,8 +81,7 @@ struct qcaspi {
struct qcafrm_handle frm_handle;
struct sk_buff *rx_skb;
- unsigned int intr_req;
- unsigned int intr_svc;
+ unsigned long flags;
u16 reset_count;
#ifdef CONFIG_DEBUG_FS
@@ -90,7 +89,6 @@ struct qcaspi {
#endif
/* user configurable options */
- u32 clkspeed;
u8 legacy_mode;
u16 burst_len;
};
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index f3bea196a8f9..ba8763cac9d9 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -117,11 +117,14 @@ static void rmnet_unregister_bridge(struct rmnet_port *port)
rmnet_unregister_real_device(bridge_dev);
}
-static int rmnet_newlink(struct net *src_net, struct net_device *dev,
- struct nlattr *tb[], struct nlattr *data[],
+static int rmnet_newlink(struct net_device *dev,
+ struct rtnl_newlink_params *params,
struct netlink_ext_ack *extack)
{
+ struct net *link_net = rtnl_newlink_link_net(params);
u32 data_format = RMNET_FLAGS_INGRESS_DEAGGREGATION;
+ struct nlattr **data = params->data;
+ struct nlattr **tb = params->tb;
struct net_device *real_dev;
int mode = RMNET_EPMODE_VND;
struct rmnet_endpoint *ep;
@@ -134,7 +137,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev,
return -EINVAL;
}
- real_dev = __dev_get_by_index(src_net, nla_get_u32(tb[IFLA_LINK]));
+ real_dev = __dev_get_by_index(link_net, nla_get_u32(tb[IFLA_LINK]));
if (!real_dev) {
NL_SET_ERR_MSG_MOD(extack, "link does not exist");
return -ENODEV;
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
index a5e3d1a88305..8b4640c5d61e 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c
@@ -686,8 +686,8 @@ void rmnet_map_update_ul_agg_config(struct rmnet_port *port, u32 size,
void rmnet_map_tx_aggregate_init(struct rmnet_port *port)
{
- hrtimer_init(&port->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- port->hrtimer.function = rmnet_map_flush_tx_packet_queue;
+ hrtimer_setup(&port->hrtimer, rmnet_map_flush_tx_packet_queue, CLOCK_MONOTONIC,
+ HRTIMER_MODE_REL);
spin_lock_init(&port->agg_lock);
rmnet_map_update_ul_agg_config(port, 4096, 1, 800);
INIT_WORK(&port->agg_wq, rmnet_map_flush_tx_packet_work);
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
index 9d2a9562c96f..4f0ddcedfa97 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
@@ -90,7 +90,7 @@ static int rmnet_vnd_change_mtu(struct net_device *rmnet_dev, int new_mtu)
new_mtu > (priv->real_dev->mtu - headroom))
return -EINVAL;
- rmnet_dev->mtu = new_mtu;
+ WRITE_ONCE(rmnet_dev->mtu, new_mtu);
return 0;
}
@@ -286,7 +286,7 @@ void rmnet_vnd_setup(struct net_device *rmnet_dev)
rmnet_dev->needs_free_netdev = true;
rmnet_dev->ethtool_ops = &rmnet_ethtool_ops;
- rmnet_dev->features |= NETIF_F_LLTX;
+ rmnet_dev->lltx = true;
/* This perm addr will be used as interface identifier by IPv6 */
rmnet_dev->addr_assign_type = NET_ADDR_RANDOM;
generated by cgit (git 2.34.1) at 2025-07-23 06:46:52 +0000