Commit graph

227 commits

Author SHA1 Message Date
Felix Fietkau
58e049ea80 ar71xx: ethernet: reduce tx and rx DMA ring size to improve cache footprint
256 entries is a bit excessive, even for gigabit speeds

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37762
2013-08-12 17:26:03 +00:00
Felix Fietkau
f43b4ea962 ar71xx: ethernet: cache skb->len in the tx function to avoid accessing it again in completion
Improves ethernet performance, especially during bridging

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37761
2013-08-12 17:26:00 +00:00
Felix Fietkau
53c3b2a193 ar71xx: fix typo
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37759
2013-08-12 12:41:53 +00:00
Felix Fietkau
f18fd5512e ar71xx: ethernet: skip calls to netdev_completed_queue and netif_wake_queue if no tx cleanup was done
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37758
2013-08-12 11:44:35 +00:00
Felix Fietkau
81cfb9e5ed ar71xx: ethernet: do not update the unused dev->last_rx field
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37757
2013-08-12 11:44:31 +00:00
Felix Fietkau
104ff48e25 ar71xx: add missing return statement in ethernet mtu change op
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37756
2013-08-12 11:44:28 +00:00
Felix Fietkau
7b05fe59a4 ar71xx: allow mtu > 1500 based on the configured tx/rx mtu register value
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37748
2013-08-10 15:31:38 +00:00
Felix Fietkau
64dde7d981 ar71xx: add linux 3.10
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37214
2013-07-09 12:52:18 +00:00
Gabor Juhos
4341b11f3e ar71xx: remove __dev{init,exit} annotations from kernel files
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 35687
2013-02-19 20:52:06 +00:00
Felix Fietkau
2e7a4b088d ar71xx: allow unknown multicast frames to pass to the CPU on AR934x
SVN-Revision: 35564
2013-02-11 18:59:05 +00:00
Gabor Juhos
1dc2b6e8fa ar71xx: ag71xx: show PHY interface mode in dmesg
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 34880
2012-12-25 18:45:29 +00:00
Gabor Juhos
9edcd9d3a3 ar71xx: ag71xx: fix mii_bus_dev sanity check
The mii_bus device is not required if phy_mask is zero.
The driver will use a fixed connection if it is not
specified.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 34849
2012-12-22 12:12:41 +00:00
Gabor Juhos
ad0f03d250 ar71xx: ag71xx: don't start/stop built-in switch w/o mii_bus_dev
Trying to do that causes a NULL pointer dereference:

CPU 0 Unable to handle kernel paging request at virtual address 00000000, epc == 801d170c, ra == 801d18d4
Oops[#1]:
Cpu 0
$ 0   : 00000000 00000000 00000000 00000001
$ 4   : 00000000 802e6390 ffff8f45 00000001
$ 8   : 804b5360 ffffff80 802f93bc 00000000
$12   : 802f93e8 00000000 00000000 00000000
$16   : 8381aba0 8381aba0 00000000 00000000
$20   : 8295eff0 00000032 80000000 004101b8
$24   : 00000000 777265b0
$28   : 82936000 82937cf0 00420000 801d18d4
Hi    : 00000000
Lo    : 00000001
epc   : 801d170c ar7240sw_reset+0x1c/0x19c
    Tainted: G           O
ra    : 801d18d4 ag71xx_ar7240_start+0x28/0xc0
Status: 1100fc03    KERNEL EXL IE
Cause : 00800008
BadVA : 00000000
PrId  : 00019750 (MIPS 74Kc)
Modules linked in: ath79_wdt ohci_hcd ledtrig_usbdev ledtrig_netdev
nf_nat_irc nf_nat_ftp nf_conntrack_irc nf_conntrack_ftp
 ipt_MASQUERADE iptable_nat nf_nat pppoe xt_conntrack xt_CT xt_NOTRACK
iptable_raw xt_state nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack
ehci_hcd pppox ipt_REJECT xt_TCPMSS xt_LOG xt_comment xt_multiport
xt_mac xt_limit iptable_mangle iptable_filter ip_tables xt_tcpudp x_tab
les ppp_async ppp_generic slhc ath9k(O) ath9k_common(O) ath9k_hw(O)
ath(O) mac80211(O) usbcore usb_common nls_base crc_ccitt cfg80211(O) c
ompat(O) arc4 aes_generic crypto_blkcipher cryptomgr aead crypto_hash
crypto_algapi ledtrig_timer ledtrig_default_on leds_gpio gpio_button
_hotplug(O)
Process netifd (pid: 677, threadinfo=82936000, task=82cbe140, tls=77803750)
Stack : ffffffff 80087900 00000001 82937d74 8381aba0 8381aba0 00000000 00000000
        8295eff0 801d18d4 8295eff0 801fa4a4 00420000 80092158 00000002 8381aba0
        8381a800 00000000 00000080 801cf900 8027e720 00000000 00000000 8009223c
        8381a800 8381a82c 8027e720 00000000 00000000 7f9d14f0 00420000 801ec08c
        8381a800 801ebfb0 33000000 82937e30 00000001 8381a800 00001003 801ec348
        ...
Call Trace:
[<801d170c>] ar7240sw_reset+0x1c/0x19c
[<801d18d4>] ag71xx_ar7240_start+0x28/0xc0
[<801cf900>] ag71xx_open+0x1d0/0x258
[<801ec08c>] __dev_open+0xcc/0x130
[<801ec348>] __dev_change_flags+0xc0/0x160
[<801ec490>] dev_change_flags+0x20/0x6c
[<801ec5c8>] dev_ifsioc+0xec/0x348
[<801ecdb8>] dev_ioctl+0x594/0x67c
[<800ec00c>] do_vfs_ioctl+0x598/0x5ec
[<800ec0b0>] sys_ioctl+0x50/0x90
[<8006a3c4>] stack_done+0x20/0x40
Code: afbf0024  afb40020  afb10014 <8c910000> 00809021  24100104 24130704  8e440000  02002821

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 34848
2012-12-22 12:12:40 +00:00
Gabor Juhos
e2ec99889e ar71xx: ag71xx: fix build_skb arguments for 3.6
Also add a compatibility patch for 3.3

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 33969
2012-10-27 17:11:06 +00:00
Gabor Juhos
7592057774 ar71xx: add dynamic MDIO clock calculation
SVN-Revision: 33342
2012-09-09 14:05:17 +00:00
Gabor Juhos
b8618fd3f2 ar71xx: improve MDIO busy wait code
SVN-Revision: 32586
2012-07-03 15:24:02 +00:00
Felix Fietkau
a9cd8446f3 ar71xx: do not override the mdio clock for ar9330. the override value (obtained from an atheros driver) seems to break ethernet functionality
SVN-Revision: 31956
2012-05-28 20:39:50 +00:00
Felix Fietkau
367e4b3994 ar71xx: improve rx performance of the ethernet driver by using build_skb to deliver a cache-hot skb to the network stack
SVN-Revision: 31934
2012-05-28 02:55:59 +00:00
Felix Fietkau
8039a1bbb2 ar71xx: fix MII clock settings for various chips, improves ethernet stability on AR934x
SVN-Revision: 31925
2012-05-27 21:02:41 +00:00
Felix Fietkau
a3f2fd187b ar71xx: remove AG71XX_RX_PKT_RESERVE, it is no longer necessary (found by Eric Dumazet)
SVN-Revision: 31736
2012-05-15 10:36:39 +00:00
Felix Fietkau
0ff3c396d3 kernel: rewrite the phy packet hook, put it in the network stack to avoid having to keep non-upstream ethernet driver changes
SVN-Revision: 31637
2012-05-06 21:19:14 +00:00
Gabor Juhos
3e3a4d3d6b ar71xx: allow to disable link polling on unused PHYs
SVN-Revision: 31533
2012-04-29 18:29:24 +00:00
Gabor Juhos
a447f1810c ar71xx: enable MIB counters in the built-in switch of the AR934x
SVN-Revision: 31476
2012-04-25 13:02:11 +00:00
Gabor Juhos
c00b53f3d0 ar71xx: move micrel PHY driver to the generic linux target
SVN-Revision: 30946
2012-03-15 09:25:53 +00:00
Gabor Juhos
ff909edf94 ar71xx: ag71xx: fix ARP frame reception on AR934x switch ports
SVN-Revision: 30926
2012-03-13 17:29:38 +00:00
Gabor Juhos
cd6a4cde13 ar71xx: ag71xx: start aneg on switch PHYs after reset
SVN-Revision: 30925
2012-03-13 17:29:37 +00:00
Gabor Juhos
7c9534cfd7 ar71xx: ag71xx: poll PHY status of all available switch ports
SVN-Revision: 30924
2012-03-13 17:29:36 +00:00
Gabor Juhos
8449eecf5f ar71xx: ag71xx: allow to use port 5 of the AR934x built-in switch
SVN-Revision: 30923
2012-03-13 17:29:34 +00:00
Gabor Juhos
c455a0f7be ar71xx: ag71xx: fix get_port_link callback
SVN-Revision: 30841
2012-03-07 16:32:35 +00:00
Gabor Juhos
5a83b3a5c7 ar71xx: ag71xx: use the generic get_port_link implementation
SVN-Revision: 30840
2012-03-07 16:32:34 +00:00
Gabor Juhos
7052847972 ar71xx: ag71xx: keep VLAN tags if VLAN is not enabled
SVN-Revision: 30768
2012-03-01 19:49:05 +00:00
Gabor Juhos
766999085a ar71xx: ag71xx: add BQL support
It will be usable only from linux-3.3.

Based on a patch by Dave Taht <dave.taht@bufferbloat.net>

SVN-Revision: 30417
2012-02-10 14:56:47 +00:00
Gabor Juhos
32a18a05f8 ar71xx: add preliminary support for 3.3
SVN-Revision: 30410
2012-02-10 11:53:56 +00:00
Gabor Juhos
d72bde99cd ar71xx: merge files-3.2 to files
SVN-Revision: 30405
2012-02-10 08:19:31 +00:00
Gabor Juhos
386cbfe45b ar71xx: move arch specific files to files-2.6.39
SVN-Revision: 29867
2012-01-22 22:38:11 +00:00
Gabor Juhos
f90e578903 ar71xx: include linux/module.h in the micrel phy driver
SVN-Revision: 29848
2012-01-22 13:51:49 +00:00
Gabor Juhos
8c2482f76e ar71xx: ag71xx: implement get_port_{link,stats} callbacks
SVN-Revision: 29626
2011-12-31 15:02:26 +00:00
Felix Fietkau
db0a1db257 ar71xx: set a reserved bit that resets to 1 when writing the address table control register on the ar7240 switch (should fix #10547)
SVN-Revision: 29598
2011-12-22 05:43:53 +00:00
Gabor Juhos
36bc2c2c80 ar71xx: ag71xx: fix switch port setup for AR934X
SVN-Revision: 29554
2011-12-15 22:25:32 +00:00
Gabor Juhos
00667c3846 ar71xx: ag71xx: allow to connect PHY4 to the CPU on AR934X
SVN-Revision: 29553
2011-12-15 22:25:30 +00:00
Gabor Juhos
0540970345 ar71xx: ag71xx: setup switch interface mode on AR934X
SVN-Revision: 29552
2011-12-15 22:25:29 +00:00
Gabor Juhos
44014110b8 ar71xx: ag71xx: detect the built-in switch of the AR934X SoCs
SVN-Revision: 29551
2011-12-15 22:25:28 +00:00
Gabor Juhos
9ae65588d8 ar71xx: introduce ar71xx_switch_data
SVN-Revision: 29549
2011-12-15 22:25:11 +00:00
Gabor Juhos
b7d7481b07 ar71xx: ag71xx: check PHY IDs before accessing the switch registers
SVN-Revision: 29541
2011-12-15 13:25:23 +00:00
Gabor Juhos
0655552860 ar71xx: ag71xx: don't use port 4 of the switch, it is not connected on ar724x
SVN-Revision: 29540
2011-12-15 13:25:21 +00:00
Gabor Juhos
204fc6bed5 ar71xx: ag71xx: nuke ar7240sw_init
SVN-Revision: 29539
2011-12-15 13:25:20 +00:00
Gabor Juhos
d2316b2a45 ar71xx: ag71xx: add support for getting switch port link status
SVN-Revision: 29017
2011-11-13 11:27:04 +00:00
Gabor Juhos
34015ed6e8 ar71xx: ag71xx: remove unused mii_ctrl field from struct ag71xx
SVN-Revision: 29015
2011-11-13 11:27:01 +00:00
Gabor Juhos
2d882cff23 ar71xx: ag71xx: remove unused mii_cfg related functions and defines
SVN-Revision: 29014
2011-11-13 11:27:00 +00:00
Gabor Juhos
538a9493b9 ar71xx: set MII interface speed from the set_speed callbacks
SVN-Revision: 29013
2011-11-13 11:26:59 +00:00