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path: root/drivers/net/usb/r8152.c
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Diffstat (limited to 'drivers/net/usb/r8152.c')
-rw-r--r--drivers/net/usb/r8152.c945
1 files changed, 649 insertions, 296 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 04137ac373b0..08726090570e 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -22,10 +22,11 @@
#include <linux/mdio.h>
#include <linux/usb/cdc.h>
#include <linux/suspend.h>
+#include <linux/atomic.h>
#include <linux/acpi.h>
/* Information for net-next */
-#define NETNEXT_VERSION "09"
+#define NETNEXT_VERSION "10"
/* Information for net */
#define NET_VERSION "10"
@@ -444,18 +445,18 @@
#define UPS_FLAGS_250M_CKDIV BIT(2)
#define UPS_FLAGS_EN_ALDPS BIT(3)
#define UPS_FLAGS_CTAP_SHORT_DIS BIT(4)
-#define UPS_FLAGS_SPEED_MASK (0xf << 16)
#define ups_flags_speed(x) ((x) << 16)
#define UPS_FLAGS_EN_EEE BIT(20)
#define UPS_FLAGS_EN_500M_EEE BIT(21)
#define UPS_FLAGS_EN_EEE_CKDIV BIT(22)
+#define UPS_FLAGS_EEE_PLLOFF_100 BIT(23)
#define UPS_FLAGS_EEE_PLLOFF_GIGA BIT(24)
#define UPS_FLAGS_EEE_CMOD_LV_EN BIT(25)
#define UPS_FLAGS_EN_GREEN BIT(26)
#define UPS_FLAGS_EN_FLOW_CTR BIT(27)
enum spd_duplex {
- NWAY_10M_HALF = 1,
+ NWAY_10M_HALF,
NWAY_10M_FULL,
NWAY_100M_HALF,
NWAY_100M_FULL,
@@ -583,6 +584,9 @@ enum rtl_register_content {
#define TX_ALIGN 4
#define RX_ALIGN 8
+#define RTL8152_RX_MAX_PENDING 4096
+#define RTL8152_RXFG_HEADSZ 256
+
#define INTR_LINK 0x0004
#define RTL8152_REQT_READ 0xc0
@@ -615,7 +619,7 @@ enum rtl8152_flags {
RTL8152_LINK_CHG,
SELECTIVE_SUSPEND,
PHY_RESET,
- SCHEDULE_NAPI,
+ SCHEDULE_TASKLET,
GREEN_ETHERNET,
DELL_TB_RX_AGG_BUG,
};
@@ -694,11 +698,11 @@ struct tx_desc {
struct r8152;
struct rx_agg {
- struct list_head list;
+ struct list_head list, info_list;
struct urb *urb;
struct r8152 *context;
+ struct page *page;
void *buffer;
- void *head;
};
struct tx_agg {
@@ -719,7 +723,7 @@ struct r8152 {
struct net_device *netdev;
struct urb *intr_urb;
struct tx_agg tx_info[RTL8152_MAX_TX];
- struct rx_agg rx_info[RTL8152_MAX_RX];
+ struct list_head rx_info, rx_used;
struct list_head rx_done, tx_free;
struct sk_buff_head tx_queue, rx_queue;
spinlock_t rx_lock, tx_lock;
@@ -729,6 +733,7 @@ struct r8152 {
#ifdef CONFIG_PM_SLEEP
struct notifier_block pm_notifier;
#endif
+ struct tasklet_struct tx_tl;
struct rtl_ops {
void (*init)(struct r8152 *);
@@ -744,13 +749,39 @@ struct r8152 {
void (*autosuspend_en)(struct r8152 *tp, bool enable);
} rtl_ops;
+ struct ups_info {
+ u32 _10m_ckdiv:1;
+ u32 _250m_ckdiv:1;
+ u32 aldps:1;
+ u32 lite_mode:2;
+ u32 speed_duplex:4;
+ u32 eee:1;
+ u32 eee_lite:1;
+ u32 eee_ckdiv:1;
+ u32 eee_plloff_100:1;
+ u32 eee_plloff_giga:1;
+ u32 eee_cmod_lv:1;
+ u32 green:1;
+ u32 flow_control:1;
+ u32 ctap_short_off:1;
+ } ups_info;
+
+ atomic_t rx_count;
+
+ bool eee_en;
int intr_interval;
u32 saved_wolopts;
u32 msg_enable;
u32 tx_qlen;
u32 coalesce;
+ u32 advertising;
+ u32 rx_buf_sz;
+ u32 rx_copybreak;
+ u32 rx_pending;
+
u16 ocp_base;
u16 speed;
+ u16 eee_adv;
u8 *intr_buff;
u8 version;
u8 duplex;
@@ -777,6 +808,13 @@ enum tx_csum_stat {
TX_CSUM_NONE
};
+#define RTL_ADVERTISED_10_HALF BIT(0)
+#define RTL_ADVERTISED_10_FULL BIT(1)
+#define RTL_ADVERTISED_100_HALF BIT(2)
+#define RTL_ADVERTISED_100_FULL BIT(3)
+#define RTL_ADVERTISED_1000_HALF BIT(4)
+#define RTL_ADVERTISED_1000_FULL BIT(5)
+
/* Maximum number of multicast addresses to filter (vs. Rx-all-multicast).
* The RTL chips use a 64 element hash table based on the Ethernet CRC.
*/
@@ -1394,7 +1432,7 @@ static void write_bulk_callback(struct urb *urb)
return;
if (!skb_queue_empty(&tp->tx_queue))
- napi_schedule(&tp->napi);
+ tasklet_schedule(&tp->tx_tl);
}
static void intr_callback(struct urb *urb)
@@ -1470,18 +1508,72 @@ static inline void *tx_agg_align(void *data)
return (void *)ALIGN((uintptr_t)data, TX_ALIGN);
}
+static void free_rx_agg(struct r8152 *tp, struct rx_agg *agg)
+{
+ list_del(&agg->info_list);
+
+ usb_free_urb(agg->urb);
+ put_page(agg->page);
+ kfree(agg);
+
+ atomic_dec(&tp->rx_count);
+}
+
+static struct rx_agg *alloc_rx_agg(struct r8152 *tp, gfp_t mflags)
+{
+ struct net_device *netdev = tp->netdev;
+ int node = netdev->dev.parent ? dev_to_node(netdev->dev.parent) : -1;
+ unsigned int order = get_order(tp->rx_buf_sz);
+ struct rx_agg *rx_agg;
+ unsigned long flags;
+
+ rx_agg = kmalloc_node(sizeof(*rx_agg), mflags, node);
+ if (!rx_agg)
+ return NULL;
+
+ rx_agg->page = alloc_pages(mflags | __GFP_COMP, order);
+ if (!rx_agg->page)
+ goto free_rx;
+
+ rx_agg->buffer = page_address(rx_agg->page);
+
+ rx_agg->urb = usb_alloc_urb(0, mflags);
+ if (!rx_agg->urb)
+ goto free_buf;
+
+ rx_agg->context = tp;
+
+ INIT_LIST_HEAD(&rx_agg->list);
+ INIT_LIST_HEAD(&rx_agg->info_list);
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ list_add_tail(&rx_agg->info_list, &tp->rx_info);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+
+ atomic_inc(&tp->rx_count);
+
+ return rx_agg;
+
+free_buf:
+ __free_pages(rx_agg->page, order);
+free_rx:
+ kfree(rx_agg);
+ return NULL;
+}
+
static void free_all_mem(struct r8152 *tp)
{
+ struct rx_agg *agg, *agg_next;
+ unsigned long flags;
int i;
- for (i = 0; i < RTL8152_MAX_RX; i++) {
- usb_free_urb(tp->rx_info[i].urb);
- tp->rx_info[i].urb = NULL;
+ spin_lock_irqsave(&tp->rx_lock, flags);
- kfree(tp->rx_info[i].buffer);
- tp->rx_info[i].buffer = NULL;
- tp->rx_info[i].head = NULL;
- }
+ list_for_each_entry_safe(agg, agg_next, &tp->rx_info, info_list)
+ free_rx_agg(tp, agg);
+
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+
+ WARN_ON(atomic_read(&tp->rx_count));
for (i = 0; i < RTL8152_MAX_TX; i++) {
usb_free_urb(tp->tx_info[i].urb);
@@ -1505,46 +1597,28 @@ static int alloc_all_mem(struct r8152 *tp)
struct usb_interface *intf = tp->intf;
struct usb_host_interface *alt = intf->cur_altsetting;
struct usb_host_endpoint *ep_intr = alt->endpoint + 2;
- struct urb *urb;
int node, i;
- u8 *buf;
node = netdev->dev.parent ? dev_to_node(netdev->dev.parent) : -1;
spin_lock_init(&tp->rx_lock);
spin_lock_init(&tp->tx_lock);
+ INIT_LIST_HEAD(&tp->rx_info);
INIT_LIST_HEAD(&tp->tx_free);
INIT_LIST_HEAD(&tp->rx_done);
skb_queue_head_init(&tp->tx_queue);
skb_queue_head_init(&tp->rx_queue);
+ atomic_set(&tp->rx_count, 0);
for (i = 0; i < RTL8152_MAX_RX; i++) {
- buf = kmalloc_node(agg_buf_sz, GFP_KERNEL, node);
- if (!buf)
- goto err1;
-
- if (buf != rx_agg_align(buf)) {
- kfree(buf);
- buf = kmalloc_node(agg_buf_sz + RX_ALIGN, GFP_KERNEL,
- node);
- if (!buf)
- goto err1;
- }
-
- urb = usb_alloc_urb(0, GFP_KERNEL);
- if (!urb) {
- kfree(buf);
+ if (!alloc_rx_agg(tp, GFP_KERNEL))
goto err1;
- }
-
- INIT_LIST_HEAD(&tp->rx_info[i].list);
- tp->rx_info[i].context = tp;
- tp->rx_info[i].urb = urb;
- tp->rx_info[i].buffer = buf;
- tp->rx_info[i].head = rx_agg_align(buf);
}
for (i = 0; i < RTL8152_MAX_TX; i++) {
+ struct urb *urb;
+ u8 *buf;
+
buf = kmalloc_node(agg_buf_sz, GFP_KERNEL, node);
if (!buf)
goto err1;
@@ -1910,6 +1984,46 @@ return_result:
return checksum;
}
+static inline bool rx_count_exceed(struct r8152 *tp)
+{
+ return atomic_read(&tp->rx_count) > RTL8152_MAX_RX;
+}
+
+static inline int agg_offset(struct rx_agg *agg, void *addr)
+{
+ return (int)(addr - agg->buffer);
+}
+
+static struct rx_agg *rtl_get_free_rx(struct r8152 *tp, gfp_t mflags)
+{
+ struct rx_agg *agg, *agg_next, *agg_free = NULL;
+ unsigned long flags;
+
+ spin_lock_irqsave(&tp->rx_lock, flags);
+
+ list_for_each_entry_safe(agg, agg_next, &tp->rx_used, list) {
+ if (page_count(agg->page) == 1) {
+ if (!agg_free) {
+ list_del_init(&agg->list);
+ agg_free = agg;
+ continue;
+ }
+ if (rx_count_exceed(tp)) {
+ list_del_init(&agg->list);
+ free_rx_agg(tp, agg);
+ }
+ break;
+ }
+ }
+
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+
+ if (!agg_free && atomic_read(&tp->rx_count) < tp->rx_pending)
+ agg_free = alloc_rx_agg(tp, mflags);
+
+ return agg_free;
+}
+
static int rx_bottom(struct r8152 *tp, int budget)
{
unsigned long flags;
@@ -1945,7 +2059,7 @@ static int rx_bottom(struct r8152 *tp, int budget)
list_for_each_safe(cursor, next, &rx_queue) {
struct rx_desc *rx_desc;
- struct rx_agg *agg;
+ struct rx_agg *agg, *agg_free;
int len_used = 0;
struct urb *urb;
u8 *rx_data;
@@ -1957,14 +2071,16 @@ static int rx_bottom(struct r8152 *tp, int budget)
if (urb->actual_length < ETH_ZLEN)
goto submit;
- rx_desc = agg->head;
- rx_data = agg->head;
+ agg_free = rtl_get_free_rx(tp, GFP_ATOMIC);
+
+ rx_desc = agg->buffer;
+ rx_data = agg->buffer;
len_used += sizeof(struct rx_desc);
while (urb->actual_length > len_used) {
struct net_device *netdev = tp->netdev;
struct net_device_stats *stats = &netdev->stats;
- unsigned int pkt_len;
+ unsigned int pkt_len, rx_frag_head_sz;
struct sk_buff *skb;
/* limite the skb numbers for rx_queue */
@@ -1982,22 +2098,37 @@ static int rx_bottom(struct r8152 *tp, int budget)
pkt_len -= ETH_FCS_LEN;
rx_data += sizeof(struct rx_desc);
- skb = napi_alloc_skb(napi, pkt_len);
+ if (!agg_free || tp->rx_copybreak > pkt_len)
+ rx_frag_head_sz = pkt_len;
+ else
+ rx_frag_head_sz = tp->rx_copybreak;
+
+ skb = napi_alloc_skb(napi, rx_frag_head_sz);
if (!skb) {
stats->rx_dropped++;
goto find_next_rx;
}
skb->ip_summed = r8152_rx_csum(tp, rx_desc);
- memcpy(skb->data, rx_data, pkt_len);
- skb_put(skb, pkt_len);
+ memcpy(skb->data, rx_data, rx_frag_head_sz);
+ skb_put(skb, rx_frag_head_sz);
+ pkt_len -= rx_frag_head_sz;
+ rx_data += rx_frag_head_sz;
+ if (pkt_len) {
+ skb_add_rx_frag(skb, 0, agg->page,
+ agg_offset(agg, rx_data),
+ pkt_len,
+ SKB_DATA_ALIGN(pkt_len));
+ get_page(agg->page);
+ }
+
skb->protocol = eth_type_trans(skb, netdev);
rtl_rx_vlan_tag(rx_desc, skb);
if (work_done < budget) {
- napi_gro_receive(napi, skb);
work_done++;
stats->rx_packets++;
- stats->rx_bytes += pkt_len;
+ stats->rx_bytes += skb->len;
+ napi_gro_receive(napi, skb);
} else {
__skb_queue_tail(&tp->rx_queue, skb);
}
@@ -2005,10 +2136,24 @@ static int rx_bottom(struct r8152 *tp, int budget)
find_next_rx:
rx_data = rx_agg_align(rx_data + pkt_len + ETH_FCS_LEN);
rx_desc = (struct rx_desc *)rx_data;
- len_used = (int)(rx_data - (u8 *)agg->head);
+ len_used = agg_offset(agg, rx_data);
len_used += sizeof(struct rx_desc);
}
+ WARN_ON(!agg_free && page_count(agg->page) > 1);
+
+ if (agg_free) {
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ if (page_count(agg->page) == 1) {
+ list_add(&agg_free->list, &tp->rx_used);
+ } else {
+ list_add_tail(&agg->list, &tp->rx_used);
+ agg = agg_free;
+ urb = agg->urb;
+ }
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+ }
+
submit:
if (!ret) {
ret = r8152_submit_rx(tp, agg, GFP_ATOMIC);
@@ -2065,8 +2210,12 @@ static void tx_bottom(struct r8152 *tp)
} while (res == 0);
}
-static void bottom_half(struct r8152 *tp)
+static void bottom_half(unsigned long data)
{
+ struct r8152 *tp;
+
+ tp = (struct r8152 *)data;
+
if (test_bit(RTL8152_UNPLUG, &tp->flags))
return;
@@ -2078,7 +2227,7 @@ static void bottom_half(struct r8152 *tp)
if (!netif_carrier_ok(tp->netdev))
return;
- clear_bit(SCHEDULE_NAPI, &tp->flags);
+ clear_bit(SCHEDULE_TASKLET, &tp->flags);
tx_bottom(tp);
}
@@ -2089,16 +2238,12 @@ static int r8152_poll(struct napi_struct *napi, int budget)
int work_done;
work_done = rx_bottom(tp, budget);
- bottom_half(tp);
if (work_done < budget) {
if (!napi_complete_done(napi, work_done))
goto out;
if (!list_empty(&tp->rx_done))
napi_schedule(napi);
- else if (!skb_queue_empty(&tp->tx_queue) &&
- !list_empty(&tp->tx_free))
- napi_schedule(napi);
}
out:
@@ -2116,7 +2261,7 @@ int r8152_submit_rx(struct r8152 *tp, struct rx_agg *agg, gfp_t mem_flags)
return 0;
usb_fill_bulk_urb(agg->urb, tp->udev, usb_rcvbulkpipe(tp->udev, 1),
- agg->head, agg_buf_sz,
+ agg->buffer, tp->rx_buf_sz,
(usb_complete_t)read_bulk_callback, agg);
ret = usb_submit_urb(agg->urb, mem_flags);
@@ -2252,11 +2397,11 @@ static netdev_tx_t rtl8152_start_xmit(struct sk_buff *skb,
if (!list_empty(&tp->tx_free)) {
if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) {
- set_bit(SCHEDULE_NAPI, &tp->flags);
+ set_bit(SCHEDULE_TASKLET, &tp->flags);
schedule_delayed_work(&tp->schedule, 0);
} else {
usb_mark_last_busy(tp->udev);
- napi_schedule(&tp->napi);
+ tasklet_schedule(&tp->tx_tl);
}
} else if (skb_queue_len(&tp->tx_queue) > tp->tx_qlen) {
netif_stop_queue(netdev);
@@ -2333,44 +2478,80 @@ static void rxdy_gated_en(struct r8152 *tp, bool enable)
static int rtl_start_rx(struct r8152 *tp)
{
- int i, ret = 0;
+ struct rx_agg *agg, *agg_next;
+ struct list_head tmp_list;
+ unsigned long flags;
+ int ret = 0, i = 0;
- INIT_LIST_HEAD(&tp->rx_done);
- for (i = 0; i < RTL8152_MAX_RX; i++) {
- INIT_LIST_HEAD(&tp->rx_info[i].list);
- ret = r8152_submit_rx(tp, &tp->rx_info[i], GFP_KERNEL);
- if (ret)
- break;
- }
+ INIT_LIST_HEAD(&tmp_list);
- if (ret && ++i < RTL8152_MAX_RX) {
- struct list_head rx_queue;
- unsigned long flags;
+ spin_lock_irqsave(&tp->rx_lock, flags);
- INIT_LIST_HEAD(&rx_queue);
+ INIT_LIST_HEAD(&tp->rx_done);
+ INIT_LIST_HEAD(&tp->rx_used);
- do {
- struct rx_agg *agg = &tp->rx_info[i++];
- struct urb *urb = agg->urb;
+ list_splice_init(&tp->rx_info, &tmp_list);
- urb->actual_length = 0;
- list_add_tail(&agg->list, &rx_queue);
- } while (i < RTL8152_MAX_RX);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
- spin_lock_irqsave(&tp->rx_lock, flags);
- list_splice_tail(&rx_queue, &tp->rx_done);
- spin_unlock_irqrestore(&tp->rx_lock, flags);
+ list_for_each_entry_safe(agg, agg_next, &tmp_list, info_list) {
+ INIT_LIST_HEAD(&agg->list);
+
+ /* Only RTL8152_MAX_RX rx_agg need to be submitted. */
+ if (++i > RTL8152_MAX_RX) {
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ list_add_tail(&agg->list, &tp->rx_used);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+ } else if (unlikely(ret < 0)) {
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ list_add_tail(&agg->list, &tp->rx_done);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+ } else {
+ ret = r8152_submit_rx(tp, agg, GFP_KERNEL);
+ }
}
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ WARN_ON(!list_empty(&tp->rx_info));
+ list_splice(&tmp_list, &tp->rx_info);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+
return ret;
}
static int rtl_stop_rx(struct r8152 *tp)
{
- int i;
+ struct rx_agg *agg, *agg_next;
+ struct list_head tmp_list;
+ unsigned long flags;
+
+ INIT_LIST_HEAD(&tmp_list);
+
+ /* The usb_kill_urb() couldn't be used in atomic.
+ * Therefore, move the list of rx_info to a tmp one.
+ * Then, list_for_each_entry_safe could be used without
+ * spin lock.
+ */
- for (i = 0; i < RTL8152_MAX_RX; i++)
- usb_kill_urb(tp->rx_info[i].urb);
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ list_splice_init(&tp->rx_info, &tmp_list);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
+
+ list_for_each_entry_safe(agg, agg_next, &tmp_list, info_list) {
+ /* At least RTL8152_MAX_RX rx_agg have the page_count being
+ * equal to 1, so the other ones could be freed safely.
+ */
+ if (page_count(agg->page) > 1)
+ free_rx_agg(tp, agg);
+ else
+ usb_kill_urb(agg->urb);
+ }
+
+ /* Move back the list of temp to the rx_info */
+ spin_lock_irqsave(&tp->rx_lock, flags);
+ WARN_ON(!list_empty(&tp->rx_info));
+ list_splice(&tmp_list, &tp->rx_info);
+ spin_unlock_irqrestore(&tp->rx_lock, flags);
while (!skb_queue_empty(&tp->rx_queue))
dev_kfree_skb(__skb_dequeue(&tp->rx_queue));
@@ -2450,7 +2631,7 @@ static void r8153_set_rx_early_timeout(struct r8152 *tp)
static void r8153_set_rx_early_size(struct r8152 *tp)
{
- u32 ocp_data = agg_buf_sz - rx_reserved_size(tp->netdev->mtu);
+ u32 ocp_data = tp->rx_buf_sz - rx_reserved_size(tp->netdev->mtu);
switch (tp->version) {
case RTL_VER_03:
@@ -2701,14 +2882,76 @@ static void r8153_u2p3en(struct r8152 *tp, bool enable)
ocp_write_word(tp, MCU_TYPE_USB, USB_U2P3_CTRL, ocp_data);
}
-static void r8153b_ups_flags_w1w0(struct r8152 *tp, u32 set, u32 clear)
+static void r8153b_ups_flags(struct r8152 *tp)
{
- u32 ocp_data;
+ u32 ups_flags = 0;
+
+ if (tp->ups_info.green)
+ ups_flags |= UPS_FLAGS_EN_GREEN;
+
+ if (tp->ups_info.aldps)
+ ups_flags |= UPS_FLAGS_EN_ALDPS;
+
+ if (tp->ups_info.eee)
+ ups_flags |= UPS_FLAGS_EN_EEE;
+
+ if (tp->ups_info.flow_control)
+ ups_flags |= UPS_FLAGS_EN_FLOW_CTR;
- ocp_data = ocp_read_dword(tp, MCU_TYPE_USB, USB_UPS_FLAGS);
- ocp_data &= ~clear;
- ocp_data |= set;
- ocp_write_dword(tp, MCU_TYPE_USB, USB_UPS_FLAGS, ocp_data);
+ if (tp->ups_info.eee_ckdiv)
+ ups_flags |= UPS_FLAGS_EN_EEE_CKDIV;
+
+ if (tp->ups_info.eee_cmod_lv)
+ ups_flags |= UPS_FLAGS_EEE_CMOD_LV_EN;
+
+ if (tp->ups_info._10m_ckdiv)
+ ups_flags |= UPS_FLAGS_EN_10M_CKDIV;
+
+ if (tp->ups_info.eee_plloff_100)
+ ups_flags |= UPS_FLAGS_EEE_PLLOFF_100;
+
+ if (tp->ups_info.eee_plloff_giga)
+ ups_flags |= UPS_FLAGS_EEE_PLLOFF_GIGA;
+
+ if (tp->ups_info._250m_ckdiv)
+ ups_flags |= UPS_FLAGS_250M_CKDIV;
+
+ if (tp->ups_info.ctap_short_off)
+ ups_flags |= UPS_FLAGS_CTAP_SHORT_DIS;
+
+ switch (tp->ups_info.speed_duplex) {
+ case NWAY_10M_HALF:
+ ups_flags |= ups_flags_speed(1);
+ break;
+ case NWAY_10M_FULL:
+ ups_flags |= ups_flags_speed(2);
+ break;
+ case NWAY_100M_HALF:
+ ups_flags |= ups_flags_speed(3);
+ break;
+ case NWAY_100M_FULL:
+ ups_flags |= ups_flags_speed(4);
+ break;
+ case NWAY_1000M_FULL:
+ ups_flags |= ups_flags_speed(5);
+ break;
+ case FORCE_10M_HALF:
+ ups_flags |= ups_flags_speed(6);
+ break;
+ case FORCE_10M_FULL:
+ ups_flags |= ups_flags_speed(7);
+ break;
+ case FORCE_100M_HALF:
+ ups_flags |= ups_flags_speed(8);
+ break;
+ case FORCE_100M_FULL:
+ ups_flags |= ups_flags_speed(9);
+ break;
+ default:
+ break;
+ }
+
+ ocp_write_dword(tp, MCU_TYPE_USB, USB_UPS_FLAGS, ups_flags);
}
static void r8153b_green_en(struct r8152 *tp, bool enable)
@@ -2729,7 +2972,7 @@ static void r8153b_green_en(struct r8152 *tp, bool enable)
data |= GREEN_ETH_EN;
sram_write(tp, SRAM_GREEN_CFG, data);
- r8153b_ups_flags_w1w0(tp, UPS_FLAGS_EN_GREEN, 0);
+ tp->ups_info.green = enable;
}
static u16 r8153_phy_status(struct r8152 *tp, u16 desired)
@@ -2759,6 +3002,8 @@ static void r8153b_ups_en(struct r8152 *tp, bool enable)
u32 ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_POWER_CUT);
if (enable) {
+ r8153b_ups_flags(tp);
+
ocp_data |= UPS_EN | USP_PREWAKE | PHASE2_EN;
ocp_write_byte(tp, MCU_TYPE_USB, USB_POWER_CUT, ocp_data);
@@ -3049,10 +3294,60 @@ static void r8152_eee_en(struct r8152 *tp, bool enable)
ocp_reg_write(tp, OCP_EEE_CONFIG3, config3);
}
-static void r8152b_enable_eee(struct r8152 *tp)
+static void r8153_eee_en(struct r8152 *tp, bool enable)
{
- r8152_eee_en(tp, true);
- r8152_mmd_write(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV, MDIO_EEE_100TX);
+ u32 ocp_data;
+ u16 config;
+
+ ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EEE_CR);
+ config = ocp_reg_read(tp, OCP_EEE_CFG);
+
+ if (enable) {
+ ocp_data |= EEE_RX_EN | EEE_TX_EN;
+ config |= EEE10_EN;
+ } else {
+ ocp_data &= ~(EEE_RX_EN | EEE_TX_EN);
+ config &= ~EEE10_EN;
+ }
+
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_EEE_CR, ocp_data);
+ ocp_reg_write(tp, OCP_EEE_CFG, config);
+
+ tp->ups_info.eee = enable;
+}
+
+static void rtl_eee_enable(struct r8152 *tp, bool enable)
+{
+ switch (tp->version) {
+ case RTL_VER_01:
+ case RTL_VER_02:
+ case RTL_VER_07:
+ if (enable) {
+ r8152_eee_en(tp, true);
+ r8152_mmd_write(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV,
+ tp->eee_adv);
+ } else {
+ r8152_eee_en(tp, false);
+ r8152_mmd_write(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV, 0);
+ }
+ break;
+ case RTL_VER_03:
+ case RTL_VER_04:
+ case RTL_VER_05:
+ case RTL_VER_06:
+ case RTL_VER_08:
+ case RTL_VER_09:
+ if (enable) {
+ r8153_eee_en(tp, true);
+ ocp_reg_write(tp, OCP_EEE_ADV, tp->eee_adv);
+ } else {
+ r8153_eee_en(tp, false);
+ ocp_reg_write(tp, OCP_EEE_ADV, 0);
+ }
+ break;
+ default:
+ break;
+ }
}
static void r8152b_enable_fc(struct r8152 *tp)
@@ -3062,6 +3357,8 @@ static void r8152b_enable_fc(struct r8152 *tp)
anar = r8152_mdio_read(tp, MII_ADVERTISE);
anar |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
r8152_mdio_write(tp, MII_ADVERTISE, anar);
+
+ tp->ups_info.flow_control = true;
}
static void rtl8152_disable(struct r8152 *tp)
@@ -3073,7 +3370,7 @@ static void rtl8152_disable(struct r8152 *tp)
static void r8152b_hw_phy_cfg(struct r8152 *tp)
{
- r8152b_enable_eee(tp);
+ rtl_eee_enable(tp, tp->eee_en);
r8152_aldps_en(tp, true);
r8152b_enable_fc(tp);
@@ -3255,52 +3552,8 @@ static void r8153_aldps_en(struct r8152 *tp, bool enable)
break;
}
}
-}
-static void r8153b_aldps_en(struct r8152 *tp, bool enable)
-{
- r8153_aldps_en(tp, enable);
-
- if (enable)
- r8153b_ups_flags_w1w0(tp, UPS_FLAGS_EN_ALDPS, 0);
- else
- r8153b_ups_flags_w1w0(tp, 0, UPS_FLAGS_EN_ALDPS);
-}
-
-static void r8153_eee_en(struct r8152 *tp, bool enable)
-{
- u32 ocp_data;
- u16 config;
-
- ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EEE_CR);
- config = ocp_reg_read(tp, OCP_EEE_CFG);
-
- if (enable) {
- ocp_data |= EEE_RX_EN | EEE_TX_EN;
- config |= EEE10_EN;
- } else {
- ocp_data &= ~(EEE_RX_EN | EEE_TX_EN);
- config &= ~EEE10_EN;
- }
-
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_EEE_CR, ocp_data);
- ocp_reg_write(tp, OCP_EEE_CFG, config);
-}
-
-static void r8153b_eee_en(struct r8152 *tp, bool enable)
-{
- r8153_eee_en(tp, enable);
-
- if (enable)
- r8153b_ups_flags_w1w0(tp, UPS_FLAGS_EN_EEE, 0);
- else
- r8153b_ups_flags_w1w0(tp, 0, UPS_FLAGS_EN_EEE);
-}
-
-static void r8153b_enable_fc(struct r8152 *tp)
-{
- r8152b_enable_fc(tp);
- r8153b_ups_flags_w1w0(tp, UPS_FLAGS_EN_FLOW_CTR, 0);
+ tp->ups_info.aldps = enable;
}
static void r8153_hw_phy_cfg(struct r8152 *tp)
@@ -3312,8 +3565,7 @@ static void r8153_hw_phy_cfg(struct r8152 *tp)
r8153_aldps_en(tp, false);
/* disable EEE before updating the PHY parameters */
- r8153_eee_en(tp, false);
- ocp_reg_write(tp, OCP_EEE_ADV, 0);
+ rtl_eee_enable(tp, false);
if (tp->version == RTL_VER_03) {
data = ocp_reg_read(tp, OCP_EEE_CFG);
@@ -3344,8 +3596,8 @@ static void r8153_hw_phy_cfg(struct r8152 *tp)
sram_write(tp, SRAM_10M_AMP1, 0x00af);
sram_write(tp, SRAM_10M_AMP2, 0x0208);
- r8153_eee_en(tp, true);
- ocp_reg_write(tp, OCP_EEE_ADV, MDIO_EEE_1000T | MDIO_EEE_100TX);
+ if (tp->eee_en)
+ rtl_eee_enable(tp, true);
r8153_aldps_en(tp, true);
r8152b_enable_fc(tp);
@@ -3378,15 +3630,14 @@ static u32 r8152_efuse_read(struct r8152 *tp, u8 addr)
static void r8153b_hw_phy_cfg(struct r8152 *tp)
{
- u32 ocp_data, ups_flags = 0;
+ u32 ocp_data;
u16 data;
/* disable ALDPS before updating the PHY parameters */
- r8153b_aldps_en(tp, false);
+ r8153_aldps_en(tp, false);
/* disable EEE before updating the PHY parameters */
- r8153b_eee_en(tp, false);
- ocp_reg_write(tp, OCP_EEE_ADV, 0);
+ rtl_eee_enable(tp, false);
r8153b_green_en(tp, test_bit(GREEN_ETHERNET, &tp->flags));
@@ -3431,28 +3682,27 @@ static void r8153b_hw_phy_cfg(struct r8152 *tp)
data = ocp_reg_read(tp, OCP_POWER_CFG);
data |= EEE_CLKDIV_EN;
ocp_reg_write(tp, OCP_POWER_CFG, data);
+ tp->ups_info.eee_ckdiv = true;
data = ocp_reg_read(tp, OCP_DOWN_SPEED);
data |= EN_EEE_CMODE | EN_EEE_1000 | EN_10M_CLKDIV;
ocp_reg_write(tp, OCP_DOWN_SPEED, data);
+ tp->ups_info.eee_cmod_lv = true;
+ tp->ups_info._10m_ckdiv = true;
+ tp->ups_info.eee_plloff_giga = true;
ocp_reg_write(tp, OCP_SYSCLK_CFG, 0);
ocp_reg_write(tp, OCP_SYSCLK_CFG, clk_div_expo(5));
-
- ups_flags |= UPS_FLAGS_EN_10M_CKDIV | UPS_FLAGS_250M_CKDIV |
- UPS_FLAGS_EN_EEE_CKDIV | UPS_FLAGS_EEE_CMOD_LV_EN |
- UPS_FLAGS_EEE_PLLOFF_GIGA;
+ tp->ups_info._250m_ckdiv = true;
r8153_patch_request(tp, false);
}
- r8153b_ups_flags_w1w0(tp, ups_flags, 0);
-
- r8153b_eee_en(tp, true);
- ocp_reg_write(tp, OCP_EEE_ADV, MDIO_EEE_1000T | MDIO_EEE_100TX);
+ if (tp->eee_en)
+ rtl_eee_enable(tp, true);
- r8153b_aldps_en(tp, true);
- r8153b_enable_fc(tp);
+ r8153_aldps_en(tp, true);
+ r8152b_enable_fc(tp);
r8153_u2p3en(tp, true);
set_bit(PHY_RESET, &tp->flags);
@@ -3603,111 +3853,118 @@ static void rtl8153_disable(struct r8152 *tp)
r8153_aldps_en(tp, true);
}
-static void rtl8153b_disable(struct r8152 *tp)
+static int rtl8152_set_speed(struct r8152 *tp, u8 autoneg, u32 speed, u8 duplex,
+ u32 advertising)
{
- r8153b_aldps_en(tp, false);
- rtl_disable(tp);
- rtl_reset_bmu(tp);
- r8153b_aldps_en(tp, true);
-}
-
-static int rtl8152_set_speed(struct r8152 *tp, u8 autoneg, u16 speed, u8 duplex)
-{
- u16 bmcr, anar, gbcr;
- enum spd_duplex speed_duplex;
+ u16 bmcr;
int ret = 0;
- anar = r8152_mdio_read(tp, MII_ADVERTISE);
- anar &= ~(ADVERTISE_10HALF | ADVERTISE_10FULL |
- ADVERTISE_100HALF | ADVERTISE_100FULL);
- if (tp->mii.supports_gmii) {
- gbcr = r8152_mdio_read(tp, MII_CTRL1000);
- gbcr &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
- } else {
- gbcr = 0;
- }
-
if (autoneg == AUTONEG_DISABLE) {
- if (speed == SPEED_10) {
- bmcr = 0;
- anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
- speed_duplex = FORCE_10M_HALF;
- } else if (speed == SPEED_100) {
- bmcr = BMCR_SPEED100;
- anar |= ADVERTISE_100HALF | ADVERTISE_100FULL;
- speed_duplex = FORCE_100M_HALF;
- } else if (speed == SPEED_1000 && tp->mii.supports_gmii) {
- bmcr = BMCR_SPEED1000;
- gbcr |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
- speed_duplex = NWAY_1000M_FULL;
- } else {
- ret = -EINVAL;
- goto out;
- }
+ if (duplex != DUPLEX_HALF && duplex != DUPLEX_FULL)
+ return -EINVAL;
- if (duplex == DUPLEX_FULL) {
- bmcr |= BMCR_FULLDPLX;
- if (speed != SPEED_1000)
- speed_duplex++;
- }
- } else {
- if (speed == SPEED_10) {
+ switch (speed) {
+ case SPEED_10:
+ bmcr = BMCR_SPEED10;
if (duplex == DUPLEX_FULL) {
- anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
- speed_duplex = NWAY_10M_FULL;
+ bmcr |= BMCR_FULLDPLX;
+ tp->ups_info.speed_duplex = FORCE_10M_FULL;
} else {
- anar |= ADVERTISE_10HALF;
- speed_duplex = NWAY_10M_HALF;
+ tp->ups_info.speed_duplex = FORCE_10M_HALF;
}
- } else if (speed == SPEED_100) {
+ break;
+ case SPEED_100:
+ bmcr = BMCR_SPEED100;
if (duplex == DUPLEX_FULL) {
- anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
- anar |= ADVERTISE_100HALF | ADVERTISE_100FULL;
- speed_duplex = NWAY_100M_FULL;
+ bmcr |= BMCR_FULLDPLX;
+ tp->ups_info.speed_duplex = FORCE_100M_FULL;
} else {
- anar |= ADVERTISE_10HALF;
- anar |= ADVERTISE_100HALF;
- speed_duplex = NWAY_100M_HALF;
+ tp->ups_info.speed_duplex = FORCE_100M_HALF;
}
- } else if (speed == SPEED_1000 && tp->mii.supports_gmii) {
- if (duplex == DUPLEX_FULL) {
- anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
- anar |= ADVERTISE_100HALF | ADVERTISE_100FULL;
- gbcr |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
- } else {
- anar |= ADVERTISE_10HALF;
- anar |= ADVERTISE_100HALF;
- gbcr |= ADVERTISE_1000HALF;
+ break;
+ case SPEED_1000:
+ if (tp->mii.supports_gmii) {
+ bmcr = BMCR_SPEED1000 | BMCR_FULLDPLX;
+ tp->ups_info.speed_duplex = NWAY_1000M_FULL;
+ break;
}
- speed_duplex = NWAY_1000M_FULL;
- } else {
+ /* fall through */
+ default:
ret = -EINVAL;
goto out;
}
+ if (duplex == DUPLEX_FULL)
+ tp->mii.full_duplex = 1;
+ else
+ tp->mii.full_duplex = 0;
+
+ tp->mii.force_media = 1;
+ } else {
+ u16 anar, tmp1;
+ u32 support;
+
+ support = RTL_ADVERTISED_10_HALF | RTL_ADVERTISED_10_FULL |
+ RTL_ADVERTISED_100_HALF | RTL_ADVERTISED_100_FULL;
+
+ if (tp->mii.supports_gmii)
+ support |= RTL_ADVERTISED_1000_FULL;
+
+ if (!(advertising & support))
+ return -EINVAL;
+
+ anar = r8152_mdio_read(tp, MII_ADVERTISE);
+ tmp1 = anar & ~(ADVERTISE_10HALF | ADVERTISE_10FULL |
+ ADVERTISE_100HALF | ADVERTISE_100FULL);
+ if (advertising & RTL_ADVERTISED_10_HALF) {
+ tmp1 |= ADVERTISE_10HALF;
+ tp->ups_info.speed_duplex = NWAY_10M_HALF;
+ }
+ if (advertising & RTL_ADVERTISED_10_FULL) {
+ tmp1 |= ADVERTISE_10FULL;
+ tp->ups_info.speed_duplex = NWAY_10M_FULL;
+ }
+
+ if (advertising & RTL_ADVERTISED_100_HALF) {
+ tmp1 |= ADVERTISE_100HALF;
+ tp->ups_info.speed_duplex = NWAY_100M_HALF;
+ }
+ if (advertising & RTL_ADVERTISED_100_FULL) {
+ tmp1 |= ADVERTISE_100FULL;
+ tp->ups_info.speed_duplex = NWAY_100M_FULL;
+ }
+
+ if (anar != tmp1) {
+ r8152_mdio_write(tp, MII_ADVERTISE, tmp1);
+ tp->mii.advertising = tmp1;
+ }
+
+ if (tp->mii.supports_gmii) {
+ u16 gbcr;
+
+ gbcr = r8152_mdio_read(tp, MII_CTRL1000);
+ tmp1 = gbcr & ~(ADVERTISE_1000FULL |
+ ADVERTISE_1000HALF);
+
+ if (advertising & RTL_ADVERTISED_1000_FULL) {
+ tmp1 |= ADVERTISE_1000FULL;
+ tp->ups_info.speed_duplex = NWAY_1000M_FULL;
+ }
+
+ if (gbcr != tmp1)
+ r8152_mdio_write(tp, MII_CTRL1000, tmp1);
+ }
+
bmcr = BMCR_ANENABLE | BMCR_ANRESTART;
+
+ tp->mii.force_media = 0;
}
if (test_and_clear_bit(PHY_RESET, &tp->flags))
bmcr |= BMCR_RESET;
- if (tp->mii.supports_gmii)
- r8152_mdio_write(tp, MII_CTRL1000, gbcr);
-
- r8152_mdio_write(tp, MII_ADVERTISE, anar);
r8152_mdio_write(tp, MII_BMCR, bmcr);
- switch (tp->version) {
- case RTL_VER_08:
- case RTL_VER_09:
- r8153b_ups_flags_w1w0(tp, ups_flags_speed(speed_duplex),
- UPS_FLAGS_SPEED_MASK);
- break;
-
- default:
- break;
- }
-
if (bmcr & BMCR_RESET) {
int i;
@@ -3792,12 +4049,12 @@ static void rtl8153b_up(struct r8152 *tp)
r8153b_u1u2en(tp, false);
r8153_u2p3en(tp, false);
- r8153b_aldps_en(tp, false);
+ r8153_aldps_en(tp, false);
r8153_first_init(tp);
ocp_write_dword(tp, MCU_TYPE_USB, USB_RX_BUF_TH, RX_THR_B);
- r8153b_aldps_en(tp, true);
+ r8153_aldps_en(tp, true);
r8153_u2p3en(tp, true);
r8153b_u1u2en(tp, true);
}
@@ -3812,9 +4069,9 @@ static void rtl8153b_down(struct r8152 *tp)
r8153b_u1u2en(tp, false);
r8153_u2p3en(tp, false);
r8153b_power_cut_en(tp, false);
- r8153b_aldps_en(tp, false);
+ r8153_aldps_en(tp, false);
r8153_enter_oob(tp);
- r8153b_aldps_en(tp, true);
+ r8153_aldps_en(tp, true);
}
static bool rtl8152_in_nway(struct r8152 *tp)
@@ -3870,9 +4127,11 @@ static void set_carrier(struct r8152 *tp)
} else {
if (netif_carrier_ok(netdev)) {
netif_carrier_off(netdev);
+ tasklet_disable(&tp->tx_tl);
napi_disable(napi);
tp->rtl_ops.disable(tp);
napi_enable(napi);
+ tasklet_enable(&tp->tx_tl);
netif_info(tp, link, netdev, "carrier off\n");
}
}
@@ -3905,10 +4164,10 @@ static void rtl_work_func_t(struct work_struct *work)
if (test_and_clear_bit(RTL8152_SET_RX_MODE, &tp->flags))
_rtl8152_set_rx_mode(tp->netdev);
- /* don't schedule napi before linking */
- if (test_and_clear_bit(SCHEDULE_NAPI, &tp->flags) &&
+ /* don't schedule tasket before linking */
+ if (test_and_clear_bit(SCHEDULE_TASKLET, &tp->flags) &&
netif_carrier_ok(tp->netdev))
- napi_schedule(&tp->napi);
+ tasklet_schedule(&tp->tx_tl);
mutex_unlock(&tp->control);
@@ -3930,7 +4189,8 @@ static void rtl_hw_phy_work_func_t(struct work_struct *work)
tp->rtl_ops.hw_phy_cfg(tp);
- rtl8152_set_speed(tp, tp->autoneg, tp->speed, tp->duplex);
+ rtl8152_set_speed(tp, tp->autoneg, tp->speed, tp->duplex,
+ tp->advertising);
mutex_unlock(&tp->control);
@@ -3994,6 +4254,7 @@ static int rtl8152_open(struct net_device *netdev)
goto out_unlock;
}
napi_enable(&tp->napi);
+ tasklet_enable(&tp->tx_tl);
mutex_unlock(&tp->control);
@@ -4021,6 +4282,7 @@ static int rtl8152_close(struct net_device *netdev)
#ifdef CONFIG_PM_SLEEP
unregister_pm_notifier(&tp->pm_notifier);
#endif
+ tasklet_disable(&tp->tx_tl);
napi_disable(&tp->napi);
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
@@ -4289,6 +4551,7 @@ static int rtl8152_pre_reset(struct usb_interface *intf)
return 0;
netif_stop_queue(netdev);
+ tasklet_disable(&tp->tx_tl);
napi_disable(&tp->napi);
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
@@ -4332,6 +4595,7 @@ static int rtl8152_post_reset(struct usb_interface *intf)
}
napi_enable(&tp->napi);
+ tasklet_enable(&tp->tx_tl);
netif_wake_queue(netdev);
usb_submit_urb(tp->intr_urb, GFP_KERNEL);
@@ -4485,10 +4749,12 @@ static int rtl8152_system_suspend(struct r8152 *tp)
clear_bit(WORK_ENABLE, &tp->flags);
usb_kill_urb(tp->intr_urb);
+ tasklet_disable(&tp->tx_tl);
napi_disable(napi);
cancel_delayed_work_sync(&tp->schedule);
tp->rtl_ops.down(tp);
napi_enable(napi);
+ tasklet_enable(&tp->tx_tl);
}
return 0;
@@ -4642,20 +4908,46 @@ static int rtl8152_set_link_ksettings(struct net_device *dev,
const struct ethtool_link_ksettings *cmd)
{
struct r8152 *tp = netdev_priv(dev);
+ u32 advertising = 0;
int ret;
ret = usb_autopm_get_interface(tp->intf);
if (ret < 0)
goto out;
+ if (test_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT,
+ cmd->link_modes.advertising))
+ advertising |= RTL_ADVERTISED_10_HALF;
+
+ if (test_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT,
+ cmd->link_modes.advertising))
+ advertising |= RTL_ADVERTISED_10_FULL;
+
+ if (test_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT,
+ cmd->link_modes.advertising))
+ advertising |= RTL_ADVERTISED_100_HALF;
+
+ if (test_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
+ cmd->link_modes.advertising))
+ advertising |= RTL_ADVERTISED_100_FULL;
+
+ if (test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
+ cmd->link_modes.advertising))
+ advertising |= RTL_ADVERTISED_1000_HALF;
+
+ if (test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
+ cmd->link_modes.advertising))
+ advertising |= RTL_ADVERTISED_1000_FULL;
+
mutex_lock(&tp->control);
ret = rtl8152_set_speed(tp, cmd->base.autoneg, cmd->base.speed,
- cmd->base.duplex);
+ cmd->base.duplex, advertising);
if (!ret) {
tp->autoneg = cmd->base.autoneg;
tp->speed = cmd->base.speed;
tp->duplex = cmd->base.duplex;
+ tp->advertising = advertising;
}
mutex_unlock(&tp->control);
@@ -4731,7 +5023,7 @@ static void rtl8152_get_strings(struct net_device *dev, u32 stringset, u8 *data)
static int r8152_get_eee(struct r8152 *tp, struct ethtool_eee *eee)
{
- u32 ocp_data, lp, adv, supported = 0;
+ u32 lp, adv, supported = 0;
u16 val;
val = r8152_mmd_read(tp, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE);
@@ -4743,13 +5035,10 @@ static int r8152_get_eee(struct r8152 *tp, struct ethtool_eee *eee)
val = r8152_mmd_read(tp, MDIO_MMD_AN, MDIO_AN_EEE_LPABLE);
lp = mmd_eee_adv_to_ethtool_adv_t(val);
- ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EEE_CR);
- ocp_data &= EEE_RX_EN | EEE_TX_EN;
-
- eee->eee_enabled = !!ocp_data;
+ eee->eee_enabled = tp->eee_en;
eee->eee_active = !!(supported & adv & lp);
eee->supported = supported;
- eee->advertised = adv;
+ eee->advertised = tp->eee_adv;
eee->lp_advertised = lp;
return 0;
@@ -4759,19 +5048,17 @@ static int r8152_set_eee(struct r8152 *tp, struct ethtool_eee *eee)
{
u16 val = ethtool_adv_to_mmd_eee_adv_t(eee->advertised);
- r8152_eee_en(tp, eee->eee_enabled);
-
- if (!eee->eee_enabled)
- val = 0;
+ tp->eee_en = eee->eee_enabled;
+ tp->eee_adv = val;
- r8152_mmd_write(tp, MDIO_MMD_AN, MDIO_AN_EEE_ADV, val);
+ rtl_eee_enable(tp, tp->eee_en);
return 0;
}
static int r8153_get_eee(struct r8152 *tp, struct ethtool_eee *eee)
{
- u32 ocp_data, lp, adv, supported = 0;
+ u32 lp, adv, supported = 0;
u16 val;
val = ocp_reg_read(tp, OCP_EEE_ABLE);
@@ -4783,46 +5070,15 @@ static int r8153_get_eee(struct r8152 *tp, struct ethtool_eee *eee)
val = ocp_reg_read(tp, OCP_EEE_LPABLE);
lp = mmd_eee_adv_to_ethtool_adv_t(val);
- ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EEE_CR);
- ocp_data &= EEE_RX_EN | EEE_TX_EN;
-
- eee->eee_enabled = !!ocp_data;
+ eee->eee_enabled = tp->eee_en;
eee->eee_active = !!(supported & adv & lp);
eee->supported = supported;
- eee->advertised = adv;
+ eee->advertised = tp->eee_adv;
eee->lp_advertised = lp;
return 0;
}
-static int r8153_set_eee(struct r8152 *tp, struct ethtool_eee *eee)
-{
- u16 val = ethtool_adv_to_mmd_eee_adv_t(eee->advertised);
-
- r8153_eee_en(tp, eee->eee_enabled);
-
- if (!eee->eee_enabled)
- val = 0;
-
- ocp_reg_write(tp, OCP_EEE_ADV, val);
-
- return 0;
-}
-
-static int r8153b_set_eee(struct r8152 *tp, struct ethtool_eee *eee)
-{
- u16 val = ethtool_adv_to_mmd_eee_adv_t(eee->advertised);
-
- r8153b_eee_en(tp, eee->eee_enabled);
-
- if (!eee->eee_enabled)
- val = 0;
-
- ocp_reg_write(tp, OCP_EEE_ADV, val);
-
- return 0;
-}
-
static int
rtl_ethtool_get_eee(struct net_device *net, struct ethtool_eee *edata)
{
@@ -4956,6 +5212,77 @@ static int rtl8152_set_coalesce(struct net_device *netdev,
return ret;
}
+static int rtl8152_get_tunable(struct net_device *netdev,
+ const struct ethtool_tunable *tunable, void *d)
+{
+ struct r8152 *tp = netdev_priv(netdev);
+
+ switch (tunable->id) {
+ case ETHTOOL_RX_COPYBREAK:
+ *(u32 *)d = tp->rx_copybreak;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+static int rtl8152_set_tunable(struct net_device *netdev,
+ const struct ethtool_tunable *tunable,
+ const void *d)
+{
+ struct r8152 *tp = netdev_priv(netdev);
+ u32 val;
+
+ switch (tunable->id) {
+ case ETHTOOL_RX_COPYBREAK:
+ val = *(u32 *)d;
+ if (val < ETH_ZLEN) {
+ netif_err(tp, rx_err, netdev,
+ "Invalid rx copy break value\n");
+ return -EINVAL;
+ }
+
+ if (tp->rx_copybreak != val) {
+ napi_disable(&tp->napi);
+ tp->rx_copybreak = val;
+ napi_enable(&tp->napi);
+ }
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+static void rtl8152_get_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ring)
+{
+ struct r8152 *tp = netdev_priv(netdev);
+
+ ring->rx_max_pending = RTL8152_RX_MAX_PENDING;
+ ring->rx_pending = tp->rx_pending;
+}
+
+static int rtl8152_set_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ring)
+{
+ struct r8152 *tp = netdev_priv(netdev);
+
+ if (ring->rx_pending < (RTL8152_MAX_RX * 2))
+ return -EINVAL;
+
+ if (tp->rx_pending != ring->rx_pending) {
+ napi_disable(&tp->napi);
+ tp->rx_pending = ring->rx_pending;
+ napi_enable(&tp->napi);
+ }
+
+ return 0;
+}
+
static const struct ethtool_ops ops = {
.get_drvinfo = rtl8152_get_drvinfo,
.get_link = ethtool_op_get_link,
@@ -4973,6 +5300,10 @@ static const struct ethtool_ops ops = {
.set_eee = rtl_ethtool_set_eee,
.get_link_ksettings = rtl8152_get_link_ksettings,
.set_link_ksettings = rtl8152_set_link_ksettings,
+ .get_tunable = rtl8152_get_tunable,
+ .set_tunable = rtl8152_set_tunable,
+ .get_ringparam = rtl8152_get_ringparam,
+ .set_ringparam = rtl8152_set_ringparam,
};
static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd)
@@ -5117,6 +5448,9 @@ static int rtl_ops_init(struct r8152 *tp)
ops->in_nway = rtl8152_in_nway;
ops->hw_phy_cfg = r8152b_hw_phy_cfg;
ops->autosuspend_en = rtl_runtime_suspend_enable;
+ tp->rx_buf_sz = 16 * 1024;
+ tp->eee_en = true;
+ tp->eee_adv = MDIO_EEE_100TX;
break;
case RTL_VER_03:
@@ -5130,25 +5464,31 @@ static int rtl_ops_init(struct r8152 *tp)
ops->down = rtl8153_down;
ops->unload = rtl8153_unload;
ops->eee_get = r8153_get_eee;
- ops->eee_set = r8153_set_eee;
+ ops->eee_set = r8152_set_eee;
ops->in_nway = rtl8153_in_nway;
ops->hw_phy_cfg = r8153_hw_phy_cfg;
ops->autosuspend_en = rtl8153_runtime_enable;
+ tp->rx_buf_sz = 32 * 1024;
+ tp->eee_en = true;
+ tp->eee_adv = MDIO_EEE_1000T | MDIO_EEE_100TX;
break;
case RTL_VER_08:
case RTL_VER_09:
ops->init = r8153b_init;
ops->enable = rtl8153_enable;
- ops->disable = rtl8153b_disable;
+ ops->disable = rtl8153_disable;
ops->up = rtl8153b_up;
ops->down = rtl8153b_down;
ops->unload = rtl8153b_unload;
ops->eee_get = r8153_get_eee;
- ops->eee_set = r8153b_set_eee;
+ ops->eee_set = r8152_set_eee;
ops->in_nway = rtl8153_in_nway;
ops->hw_phy_cfg = r8153b_hw_phy_cfg;
ops->autosuspend_en = rtl8153b_runtime_enable;
+ tp->rx_buf_sz = 32 * 1024;
+ tp->eee_en = true;
+ tp->eee_adv = MDIO_EEE_1000T | MDIO_EEE_100TX;
break;
default:
@@ -5270,6 +5610,8 @@ static int rtl8152_probe(struct usb_interface *intf,
mutex_init(&tp->control);
INIT_DELAYED_WORK(&tp->schedule, rtl_work_func_t);
INIT_DELAYED_WORK(&tp->hw_phy_work, rtl_hw_phy_work_func_t);
+ tasklet_init(&tp->tx_tl, bottom_half, (unsigned long)tp);
+ tasklet_disable(&tp->tx_tl);
netdev->netdev_ops = &rtl8152_netdev_ops;
netdev->watchdog_timeo = RTL8152_TX_TIMEOUT;
@@ -5320,9 +5662,18 @@ static int rtl8152_probe(struct usb_interface *intf,
tp->mii.phy_id = R8152_PHY_ID;
tp->autoneg = AUTONEG_ENABLE;
- tp->speed = tp->mii.supports_gmii ? SPEED_1000 : SPEED_100;
+ tp->speed = SPEED_100;
+ tp->advertising = RTL_ADVERTISED_10_HALF | RTL_ADVERTISED_10_FULL |
+ RTL_ADVERTISED_100_HALF | RTL_ADVERTISED_100_FULL;
+ if (tp->mii.supports_gmii) {
+ tp->speed = SPEED_1000;
+ tp->advertising |= RTL_ADVERTISED_1000_FULL;
+ }
tp->duplex = DUPLEX_FULL;
+ tp->rx_copybreak = RTL8152_RXFG_HEADSZ;
+ tp->rx_pending = 10 * RTL8152_MAX_RX;
+
intf->needs_remote_wakeup = 1;
tp->rtl_ops.init(tp);
@@ -5352,6 +5703,7 @@ static int rtl8152_probe(struct usb_interface *intf,
return 0;
out1:
+ tasklet_kill(&tp->tx_tl);
usb_set_intfdata(intf, NULL);
out:
free_netdev(netdev);
@@ -5367,6 +5719,7 @@ static void rtl8152_disconnect(struct usb_interface *intf)
rtl_set_unplug(tp);
unregister_netdev(tp->netdev);
+ tasklet_kill(&tp->tx_tl);
cancel_delayed_work_sync(&tp->hw_phy_work);
tp->rtl_ops.unload(tp);
free_netdev(tp->netdev);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 16:45:59 +0000