catc.c (3c69a99b62fde9de86a612ef1daaa07d95f0a773) catc.c (efe3e6b5aeefaabed9ad5dcb3682b581bf34c187)
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2001 Vojtech Pavlik
4 *
5 * CATC EL1210A NetMate USB Ethernet driver
6 *
7 * Sponsored by SuSE
8 *
9 * Based on the work of
10 * Donald Becker
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2001 Vojtech Pavlik
4 *
5 * CATC EL1210A NetMate USB Ethernet driver
6 *
7 * Sponsored by SuSE
8 *
9 * Based on the work of
10 * Donald Becker
11 *
11 *
12 * Old chipset support added by Simon Evans <spse@secret.org.uk> 2002
13 * - adds support for Belkin F5U011
14 */
15
16/*
12 * Old chipset support added by Simon Evans <spse@secret.org.uk> 2002
13 * - adds support for Belkin F5U011
14 */
15
16/*
17 *
17 *
18 * Should you need to contact me, the author, you can do so either by
19 * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
20 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
21 */
22
23#include <linux/module.h>
24#include <linux/kernel.h>
25#include <linux/string.h>

--- 23 unchanged lines hidden (view full) ---

49MODULE_AUTHOR(DRIVER_AUTHOR);
50MODULE_DESCRIPTION(DRIVER_DESC);
51MODULE_LICENSE("GPL");
52
53static const char driver_name[] = "catc";
54
55/*
56 * Some defines.
18 * Should you need to contact me, the author, you can do so either by
19 * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
20 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
21 */
22
23#include <linux/module.h>
24#include <linux/kernel.h>
25#include <linux/string.h>

--- 23 unchanged lines hidden (view full) ---

49MODULE_AUTHOR(DRIVER_AUTHOR);
50MODULE_DESCRIPTION(DRIVER_DESC);
51MODULE_LICENSE("GPL");
52
53static const char driver_name[] = "catc";
54
55/*
56 * Some defines.
57 */
57 */
58
59#define STATS_UPDATE (HZ) /* Time between stats updates */
60#define TX_TIMEOUT (5*HZ) /* Max time the queue can be stopped */
61#define PKT_SZ 1536 /* Max Ethernet packet size */
62#define RX_MAX_BURST 15 /* Max packets per rx buffer (> 0, < 16) */
63#define TX_MAX_BURST 15 /* Max full sized packets per tx buffer (> 0) */
64#define CTRL_QUEUE 16 /* Max control requests in flight (power of two) */
65#define RX_PKT_SZ 1600 /* Max size of receive packet for F5U011 */

--- 209 unchanged lines hidden (view full) ---

275 }
276}
277
278static void catc_irq_done(struct urb *urb)
279{
280 struct catc *catc = urb->context;
281 u8 *data = urb->transfer_buffer;
282 int status = urb->status;
58
59#define STATS_UPDATE (HZ) /* Time between stats updates */
60#define TX_TIMEOUT (5*HZ) /* Max time the queue can be stopped */
61#define PKT_SZ 1536 /* Max Ethernet packet size */
62#define RX_MAX_BURST 15 /* Max packets per rx buffer (> 0, < 16) */
63#define TX_MAX_BURST 15 /* Max full sized packets per tx buffer (> 0) */
64#define CTRL_QUEUE 16 /* Max control requests in flight (power of two) */
65#define RX_PKT_SZ 1600 /* Max size of receive packet for F5U011 */

--- 209 unchanged lines hidden (view full) ---

275 }
276}
277
278static void catc_irq_done(struct urb *urb)
279{
280 struct catc *catc = urb->context;
281 u8 *data = urb->transfer_buffer;
282 int status = urb->status;
283 unsigned int hasdata = 0, linksts = LinkNoChange;
283 unsigned int hasdata, linksts = LinkNoChange;
284 int res;
285
286 if (!catc->is_f5u011) {
287 hasdata = data[1] & 0x80;
288 if (data[1] & 0x40)
289 linksts = LinkGood;
290 else if (data[1] & 0x20)
291 linksts = LinkBad;

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327 if (catc->is_f5u011)
328 atomic_inc(&catc->recq_sz);
329 } else {
330 catc->rx_urb->dev = catc->usbdev;
331 if ((res = usb_submit_urb(catc->rx_urb, GFP_ATOMIC)) < 0) {
332 dev_err(&catc->usbdev->dev,
333 "submit(rx_urb) status %d\n", res);
334 }
284 int res;
285
286 if (!catc->is_f5u011) {
287 hasdata = data[1] & 0x80;
288 if (data[1] & 0x40)
289 linksts = LinkGood;
290 else if (data[1] & 0x20)
291 linksts = LinkBad;

--- 35 unchanged lines hidden (view full) ---

327 if (catc->is_f5u011)
328 atomic_inc(&catc->recq_sz);
329 } else {
330 catc->rx_urb->dev = catc->usbdev;
331 if ((res = usb_submit_urb(catc->rx_urb, GFP_ATOMIC)) < 0) {
332 dev_err(&catc->usbdev->dev,
333 "submit(rx_urb) status %d\n", res);
334 }
335 }
335 }
336 }
337resubmit:
338 res = usb_submit_urb (urb, GFP_ATOMIC);
339 if (res)
340 dev_err(&catc->usbdev->dev,
341 "can't resubmit intr, %s-%s, status %d\n",
342 catc->usbdev->bus->bus_name,
343 catc->usbdev->devpath, res);

--- 189 unchanged lines hidden (view full) ---

533static int catc_ctrl_async(struct catc *catc, u8 dir, u8 request, u16 value,
534 u16 index, void *buf, int len, void (*callback)(struct catc *catc, struct ctrl_queue *q))
535{
536 struct ctrl_queue *q;
537 int retval = 0;
538 unsigned long flags;
539
540 spin_lock_irqsave(&catc->ctrl_lock, flags);
336 }
337resubmit:
338 res = usb_submit_urb (urb, GFP_ATOMIC);
339 if (res)
340 dev_err(&catc->usbdev->dev,
341 "can't resubmit intr, %s-%s, status %d\n",
342 catc->usbdev->bus->bus_name,
343 catc->usbdev->devpath, res);

--- 189 unchanged lines hidden (view full) ---

533static int catc_ctrl_async(struct catc *catc, u8 dir, u8 request, u16 value,
534 u16 index, void *buf, int len, void (*callback)(struct catc *catc, struct ctrl_queue *q))
535{
536 struct ctrl_queue *q;
537 int retval = 0;
538 unsigned long flags;
539
540 spin_lock_irqsave(&catc->ctrl_lock, flags);
541
541
542 q = catc->ctrl_queue + catc->ctrl_head;
543
544 q->dir = dir;
545 q->request = request;
546 q->value = value;
547 q->index = index;
548 q->buf = buf;
549 q->len = len;

--- 84 unchanged lines hidden (view full) ---

634 memset(catc->multicast, 0, 64);
635
636 catc_multicast(broadcast, catc->multicast);
637 catc_multicast(netdev->dev_addr, catc->multicast);
638
639 if (netdev->flags & IFF_PROMISC) {
640 memset(catc->multicast, 0xff, 64);
641 rx |= (!catc->is_f5u011) ? RxPromisc : AltRxPromisc;
542 q = catc->ctrl_queue + catc->ctrl_head;
543
544 q->dir = dir;
545 q->request = request;
546 q->value = value;
547 q->index = index;
548 q->buf = buf;
549 q->len = len;

--- 84 unchanged lines hidden (view full) ---

634 memset(catc->multicast, 0, 64);
635
636 catc_multicast(broadcast, catc->multicast);
637 catc_multicast(netdev->dev_addr, catc->multicast);
638
639 if (netdev->flags & IFF_PROMISC) {
640 memset(catc->multicast, 0xff, 64);
641 rx |= (!catc->is_f5u011) ? RxPromisc : AltRxPromisc;
642 }
642 }
643
644 if (netdev->flags & IFF_ALLMULTI) {
645 memset(catc->multicast, 0xff, 64);
646 } else {
647 netdev_for_each_mc_addr(ha, netdev) {
648 u32 crc = ether_crc_le(6, ha->addr);
649 if (!catc->is_f5u011) {
650 catc->multicast[(crc >> 3) & 0x3f] |= 1 << (crc & 7);

--- 150 unchanged lines hidden (view full) ---

801 spin_lock_init(&catc->ctrl_lock);
802
803 timer_setup(&catc->timer, catc_stats_timer, 0);
804
805 catc->ctrl_urb = usb_alloc_urb(0, GFP_KERNEL);
806 catc->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
807 catc->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
808 catc->irq_urb = usb_alloc_urb(0, GFP_KERNEL);
643
644 if (netdev->flags & IFF_ALLMULTI) {
645 memset(catc->multicast, 0xff, 64);
646 } else {
647 netdev_for_each_mc_addr(ha, netdev) {
648 u32 crc = ether_crc_le(6, ha->addr);
649 if (!catc->is_f5u011) {
650 catc->multicast[(crc >> 3) & 0x3f] |= 1 << (crc & 7);

--- 150 unchanged lines hidden (view full) ---

801 spin_lock_init(&catc->ctrl_lock);
802
803 timer_setup(&catc->timer, catc_stats_timer, 0);
804
805 catc->ctrl_urb = usb_alloc_urb(0, GFP_KERNEL);
806 catc->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
807 catc->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
808 catc->irq_urb = usb_alloc_urb(0, GFP_KERNEL);
809 if ((!catc->ctrl_urb) || (!catc->tx_urb) ||
809 if ((!catc->ctrl_urb) || (!catc->tx_urb) ||
810 (!catc->rx_urb) || (!catc->irq_urb)) {
811 dev_err(&intf->dev, "No free urbs available.\n");
812 ret = -ENOMEM;
813 goto fail_free;
814 }
815
816 /* The F5U011 has the same vendor/product as the netmate but a device version of 0x130 */
810 (!catc->rx_urb) || (!catc->irq_urb)) {
811 dev_err(&intf->dev, "No free urbs available.\n");
812 ret = -ENOMEM;
813 goto fail_free;
814 }
815
816 /* The F5U011 has the same vendor/product as the netmate but a device version of 0x130 */
817 if (le16_to_cpu(usbdev->descriptor.idVendor) == 0x0423 &&
817 if (le16_to_cpu(usbdev->descriptor.idVendor) == 0x0423 &&
818 le16_to_cpu(usbdev->descriptor.idProduct) == 0xa &&
819 le16_to_cpu(catc->usbdev->descriptor.bcdDevice) == 0x0130) {
820 dev_dbg(dev, "Testing for f5u011\n");
818 le16_to_cpu(usbdev->descriptor.idProduct) == 0xa &&
819 le16_to_cpu(catc->usbdev->descriptor.bcdDevice) == 0x0130) {
820 dev_dbg(dev, "Testing for f5u011\n");
821 catc->is_f5u011 = 1;
821 catc->is_f5u011 = 1;
822 atomic_set(&catc->recq_sz, 0);
823 pktsz = RX_PKT_SZ;
824 } else {
825 pktsz = RX_MAX_BURST * (PKT_SZ + 2);
826 }
822 atomic_set(&catc->recq_sz, 0);
823 pktsz = RX_PKT_SZ;
824 } else {
825 pktsz = RX_MAX_BURST * (PKT_SZ + 2);
826 }
827
827
828 usb_fill_control_urb(catc->ctrl_urb, usbdev, usb_sndctrlpipe(usbdev, 0),
829 NULL, NULL, 0, catc_ctrl_done, catc);
830
831 usb_fill_bulk_urb(catc->tx_urb, usbdev, usb_sndbulkpipe(usbdev, 1),
832 NULL, 0, catc_tx_done, catc);
833
834 usb_fill_bulk_urb(catc->rx_urb, usbdev, usb_rcvbulkpipe(usbdev, 1),
835 catc->rx_buf, pktsz, catc_rx_done, catc);

--- 13 unchanged lines hidden (view full) ---

849 goto fail_free;
850 }
851
852 *buf = 0x12345678;
853 catc_write_mem(catc, 0x7a80, buf, 4);
854 *buf = 0x87654321;
855 catc_write_mem(catc, 0xfa80, buf, 4);
856 catc_read_mem(catc, 0x7a80, buf, 4);
828 usb_fill_control_urb(catc->ctrl_urb, usbdev, usb_sndctrlpipe(usbdev, 0),
829 NULL, NULL, 0, catc_ctrl_done, catc);
830
831 usb_fill_bulk_urb(catc->tx_urb, usbdev, usb_sndbulkpipe(usbdev, 1),
832 NULL, 0, catc_tx_done, catc);
833
834 usb_fill_bulk_urb(catc->rx_urb, usbdev, usb_rcvbulkpipe(usbdev, 1),
835 catc->rx_buf, pktsz, catc_rx_done, catc);

--- 13 unchanged lines hidden (view full) ---

849 goto fail_free;
850 }
851
852 *buf = 0x12345678;
853 catc_write_mem(catc, 0x7a80, buf, 4);
854 *buf = 0x87654321;
855 catc_write_mem(catc, 0xfa80, buf, 4);
856 catc_read_mem(catc, 0x7a80, buf, 4);
857
857
858 switch (*buf) {
859 case 0x12345678:
860 catc_set_reg(catc, TxBufCount, 8);
861 catc_set_reg(catc, RxBufCount, 32);
862 dev_dbg(dev, "64k Memory\n");
863 break;
864 default:
865 dev_warn(&intf->dev,
866 "Couldn't detect memory size, assuming 32k\n");
867 fallthrough;
868 case 0x87654321:
869 catc_set_reg(catc, TxBufCount, 4);
870 catc_set_reg(catc, RxBufCount, 16);
871 dev_dbg(dev, "32k Memory\n");
872 break;
873 }
874
875 kfree(buf);
858 switch (*buf) {
859 case 0x12345678:
860 catc_set_reg(catc, TxBufCount, 8);
861 catc_set_reg(catc, RxBufCount, 32);
862 dev_dbg(dev, "64k Memory\n");
863 break;
864 default:
865 dev_warn(&intf->dev,
866 "Couldn't detect memory size, assuming 32k\n");
867 fallthrough;
868 case 0x87654321:
869 catc_set_reg(catc, TxBufCount, 4);
870 catc_set_reg(catc, RxBufCount, 16);
871 dev_dbg(dev, "32k Memory\n");
872 break;
873 }
874
875 kfree(buf);
876
876
877 dev_dbg(dev, "Getting MAC from SEEROM.\n");
877 dev_dbg(dev, "Getting MAC from SEEROM.\n");
878
878
879 catc_get_mac(catc, macbuf);
880 eth_hw_addr_set(netdev, macbuf);
879 catc_get_mac(catc, macbuf);
880 eth_hw_addr_set(netdev, macbuf);
881
881
882 dev_dbg(dev, "Setting MAC into registers.\n");
882 dev_dbg(dev, "Setting MAC into registers.\n");
883
883
884 for (i = 0; i < 6; i++)
885 catc_set_reg(catc, StationAddr0 - i, netdev->dev_addr[i]);
884 for (i = 0; i < 6; i++)
885 catc_set_reg(catc, StationAddr0 - i, netdev->dev_addr[i]);
886
886
887 dev_dbg(dev, "Filling the multicast list.\n");
887 dev_dbg(dev, "Filling the multicast list.\n");
888
888
889 eth_broadcast_addr(broadcast);
890 catc_multicast(broadcast, catc->multicast);
891 catc_multicast(netdev->dev_addr, catc->multicast);
892 catc_write_mem(catc, 0xfa80, catc->multicast, 64);
889 eth_broadcast_addr(broadcast);
890 catc_multicast(broadcast, catc->multicast);
891 catc_multicast(netdev->dev_addr, catc->multicast);
892 catc_write_mem(catc, 0xfa80, catc->multicast, 64);
893
893
894 dev_dbg(dev, "Clearing error counters.\n");
894 dev_dbg(dev, "Clearing error counters.\n");
895
895
896 for (i = 0; i < 8; i++)
897 catc_set_reg(catc, EthStats + i, 0);
898 catc->last_stats = jiffies;
896 for (i = 0; i < 8; i++)
897 catc_set_reg(catc, EthStats + i, 0);
898 catc->last_stats = jiffies;
899
899
900 dev_dbg(dev, "Enabling.\n");
900 dev_dbg(dev, "Enabling.\n");
901
901
902 catc_set_reg(catc, MaxBurst, RX_MAX_BURST);
903 catc_set_reg(catc, OpModes, OpTxMerge | OpRxMerge | OpLenInclude | Op3MemWaits);
904 catc_set_reg(catc, LEDCtrl, LEDLink);
905 catc_set_reg(catc, RxUnit, RxEnable | RxPolarity | RxMultiCast);
906 } else {
907 dev_dbg(dev, "Performing reset\n");
908 catc_reset(catc);
909 catc_get_mac(catc, macbuf);
910 eth_hw_addr_set(netdev, macbuf);
902 catc_set_reg(catc, MaxBurst, RX_MAX_BURST);
903 catc_set_reg(catc, OpModes, OpTxMerge | OpRxMerge | OpLenInclude | Op3MemWaits);
904 catc_set_reg(catc, LEDCtrl, LEDLink);
905 catc_set_reg(catc, RxUnit, RxEnable | RxPolarity | RxMultiCast);
906 } else {
907 dev_dbg(dev, "Performing reset\n");
908 catc_reset(catc);
909 catc_get_mac(catc, macbuf);
910 eth_hw_addr_set(netdev, macbuf);
911
911
912 dev_dbg(dev, "Setting RX Mode\n");
913 catc->rxmode[0] = RxEnable | RxPolarity | RxMultiCast;
914 catc->rxmode[1] = 0;
915 f5u011_rxmode(catc, catc->rxmode);
916 }
917 dev_dbg(dev, "Init done.\n");
918 printk(KERN_INFO "%s: %s USB Ethernet at usb-%s-%s, %pM.\n",
919 netdev->name, (catc->is_f5u011) ? "Belkin F5U011" : "CATC EL1210A NetMate",

--- 62 unchanged lines hidden --- 		912 dev_dbg(dev, "Setting RX Mode\n");
913 catc->rxmode[0] = RxEnable | RxPolarity | RxMultiCast;
914 catc->rxmode[1] = 0;
915 f5u011_rxmode(catc, catc->rxmode);
916 }
917 dev_dbg(dev, "Init done.\n");
918 printk(KERN_INFO "%s: %s USB Ethernet at usb-%s-%s, %pM.\n",
919 netdev->name, (catc->is_f5u011) ? "Belkin F5U011" : "CATC EL1210A NetMate",

--- 62 unchanged lines hidden ---