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Control of receive descriptor must not be returned to ethernet chipset
before vlan tag processing is done.
VLAN tag receive word is now reset both in normal and error path.
Signed-off-by: Francois Romieu <[email protected]>
Spotted-by: Timo Teras <[email protected]>
Cc: Hayes Wang <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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commit 9992c2e (net: cdc_ncm: workaround for missing CDC Union)
added code to lookup an IAD for the interface we are probing.
This is redundant. The USB core has already done the lookup
and saved the result in the USB interface struct. Use that
instead.
Cc: Greg Suarez <[email protected]>
Cc: Alexey Orishko <[email protected]>
Signed-off-by: Bjørn Mork <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Static analysis with cppcheck has shown a few instances of a variable
being reassigned a value before the old one has been used. None of these
ever require the old value to be used so remove the old values.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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Static analysis with cppcheck has shown a few instances of a variable which
is assigned a value that is never used. A number of these are the return
status of various driver function calls which should be passed back to the
caller of the current function.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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...and cleanup some whitespace in other prototypes.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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The e1000e driver has been converted to use extended descriptors instead of
the older legacy descriptor type.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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Toggling the LANPHYPC Value bit cycles the power on the PHY and sets it
back to power-on defaults. This includes setting it's MAC-PHY messaging
mode to use the PCIe-like interconnect, so the MAC must also be set back
from SMBus mode to PCIe mode otherwise the PHY can be inaccessible.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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The largest jumbo frame supported by the i217 and i218 hardware is 9018.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Aaron Brown <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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As done with the previous generation managed 82579, prevent the PHY from
being put into an unknown state by blocking the hardware from automatically
configuring the PHY as done with the previous generation managed 82579.
Instead, the driver should configure the PHY with contents of the EEPROM
image.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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In rare instances, memory errors have been detected in the internal packet
buffer memory on I217/I218 when stressed under certain environmental
conditions. Enable Error Correcting Code (ECC) in hardware to catch both
correctable and uncorrectable errors. Correctable errors will be handled
by the hardware. Uncorrectable errors in the packet buffer will cause the
packet to be received with an error indication in the buffer descriptor
causing the packet to be discarded. If the uncorrectable error is in the
descriptor itself, the hardware will stop and interrupt the driver
indicating the error. The driver will then reset the hardware in order to
clear the error and restart.
Both types of errors will be accounted for in statistics counters.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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Add PTP IEEE-1588 support and make accesible via the PHC subsystem.
v2: make e1000e_ptp_clock_info a static const struct per Stephen Hemminger
Cc: Stephen Hemminger <[email protected]>
Cc: Richard Cochran <[email protected]>
Signed-off-by: Bruce Allan <[email protected]>
Reviewed-by: Jacob Keller <[email protected]>
Acked-by: Richard Cochran <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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The previous static flow-control thresholds were causing unnecessary pause
packets to be transmitted when jumbo frames are configured reducing the
throughput.
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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The SHRAH[9] register on I217 has a different R/W bit-mask than RAR and
SHRAL/H registers. Set R/W bit-mask appropriately for SHRAH[9] when
testing the R/W ability of the register. Also, fix the error message log
format so that it does not provide misleading information (i.e. the logged
register address could be incorrect).
Signed-off-by: Bruce Allan <[email protected]>
Tested-by: Jeff Pieper <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
John W. Linville says:
====================
This is a batch of fixes intende for the 3.8 stream.
Regarding the iwlwifi bits, Johannes says this:
"Please pull to get a single fix from Emmanuel for a bug I introduced due
to misunderstanding the code."
Regarding the mac80211 bits, Johannes says this:
"I have a few small fixes for you:
* some mesh frames would cause encryption warnings -- fixes from Bob
* scanning would pretty much break an association if we transmitted
anything to the AP while scanning -- fix from Stanislaw
* mode injection was broken by channel contexts -- fix from Felix
* FT roaming was broken: hardware crypto would get disabled by it"
Along with that, a handful of other fixes confined to specific drivers.
Avinash Patil fixes a typo in a NULL check in mwifiex.
Larry Finger fixes a build warning in rtlwifi. Seems safe...
Stanislaw Gruszka fixes iwlegacy to prevent microcode errors when
switching from IBSS mode to STA mode.
Felix Fietkau provides a trio of ath9k fixes related to proper tuning.
Please let me know if there are problems!
====================
Signed-off-by: David S. Miller <[email protected]>
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Ben Greear reported crashes in ip_rcv_finish() on a stress
test involving many macvlans.
We tracked the bug to a dst use after free. ip_rcv_finish()
was calling dst->input() and got garbage for dst->input value.
It appears the bug is in loopback driver, lacking
a skb_dst_force() before calling netif_rx().
As a result, a non refcounted dst, normally protected by a
RCU read_lock section, was escaping this section and could
be freed before the packet being processed.
[<ffffffff813a3c4d>] loopback_xmit+0x64/0x83
[<ffffffff81477364>] dev_hard_start_xmit+0x26c/0x35e
[<ffffffff8147771a>] dev_queue_xmit+0x2c4/0x37c
[<ffffffff81477456>] ? dev_hard_start_xmit+0x35e/0x35e
[<ffffffff8148cfa6>] ? eth_header+0x28/0xb6
[<ffffffff81480f09>] neigh_resolve_output+0x176/0x1a7
[<ffffffff814ad835>] ip_finish_output2+0x297/0x30d
[<ffffffff814ad6d5>] ? ip_finish_output2+0x137/0x30d
[<ffffffff814ad90e>] ip_finish_output+0x63/0x68
[<ffffffff814ae412>] ip_output+0x61/0x67
[<ffffffff814ab904>] dst_output+0x17/0x1b
[<ffffffff814adb6d>] ip_local_out+0x1e/0x23
[<ffffffff814ae1c4>] ip_queue_xmit+0x315/0x353
[<ffffffff814adeaf>] ? ip_send_unicast_reply+0x2cc/0x2cc
[<ffffffff814c018f>] tcp_transmit_skb+0x7ca/0x80b
[<ffffffff814c3571>] tcp_connect+0x53c/0x587
[<ffffffff810c2f0c>] ? getnstimeofday+0x44/0x7d
[<ffffffff810c2f56>] ? ktime_get_real+0x11/0x3e
[<ffffffff814c6f9b>] tcp_v4_connect+0x3c2/0x431
[<ffffffff814d6913>] __inet_stream_connect+0x84/0x287
[<ffffffff814d6b38>] ? inet_stream_connect+0x22/0x49
[<ffffffff8108d695>] ? _local_bh_enable_ip+0x84/0x9f
[<ffffffff8108d6c8>] ? local_bh_enable+0xd/0x11
[<ffffffff8146763c>] ? lock_sock_nested+0x6e/0x79
[<ffffffff814d6b38>] ? inet_stream_connect+0x22/0x49
[<ffffffff814d6b49>] inet_stream_connect+0x33/0x49
[<ffffffff814632c6>] sys_connect+0x75/0x98
This bug was introduced in linux-2.6.35, in commit
7fee226ad2397b (net: add a noref bit on skb dst)
skb_dst_force() is enforced in dev_queue_xmit() for devices having a
qdisc.
Reported-by: Ben Greear <[email protected]>
Signed-off-by: Eric Dumazet <[email protected]>
Tested-by: Ben Greear <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next
Signed-off-by: David S. Miller <[email protected]>
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Add a cpu notifier to virtio-net, so that we can reset the
virtqueue affinity if the cpu hotplug happens. It improve
the performance through enabling or disabling the virtqueue
affinity after doing cpu hotplug.
Cc: Rusty Russell <[email protected]>
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Jason Wang <[email protected]>
Cc: Eric Dumazet <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Wanlong Gao <[email protected]>
Acked-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Split out the clean affinity function to virtnet_clean_affinity().
Cc: Rusty Russell <[email protected]>
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Jason Wang <[email protected]>
Cc: Eric Dumazet <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Wanlong Gao <[email protected]>
Acked-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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As Michael mentioned, set affinity and select queue will not work very
well when CPU IDs are not consecutive, this can happen with hot unplug.
Fix this bug by traversal the online CPUs, and create a per cpu variable
to find the mapping from CPU to the preferable virtual-queue.
Cc: Rusty Russell <[email protected]>
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Jason Wang <[email protected]>
Cc: Eric Dumazet <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Wanlong Gao <[email protected]>
Acked-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Signed-off-by: Jitendra Kalsaria <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Providing communication channel between KVM and e-Switch so that it
can be informed when hypervisor configures a MAC address and VLAN.
qlcnic_mac_learn module param usage will be changed to:
0 = MAC learning is disable
1 = Driver learning is enable
2 = FDB learning is enable
Signed-off-by: Jitendra Kalsaria <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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device eth0 entered promiscuous mode
BUG: sleeping function called from invalid context at mm/slub.c:930
in_atomic(): 1, irqs_disabled(): 0, pid: 5911, name: brctl
INFO: lockdep is turned off.
Pid: 5911, comm: brctl Tainted: GF W O 3.6.0-0.rc7.git1.4.fc18.x86_64 #1
Call Trace:
[<ffffffff810a29ca>] __might_sleep+0x18a/0x240
[<ffffffff811b5d77>] __kmalloc+0x67/0x2d0
[<ffffffffa00a61a9>] ? qlcnic_alloc_lb_filters_mem+0x59/0xa0 [qlcnic]
[<ffffffffa00a61a9>] qlcnic_alloc_lb_filters_mem+0x59/0xa0 [qlcnic]
[<ffffffffa009e1c1>] qlcnic_set_multi+0x81/0x100 [qlcnic]
[<ffffffff8159cccf>] __dev_set_rx_mode+0x5f/0xb0
[<ffffffff8159cd4f>] dev_set_rx_mode+0x2f/0x50
[<ffffffff8159d00c>] dev_set_promiscuity+0x3c/0x50
[<ffffffffa05ed728>] br_add_if+0x1e8/0x400 [bridge]
[<ffffffffa05ee2df>] add_del_if+0x5f/0x90 [bridge]
[<ffffffffa05eee0b>] br_dev_ioctl+0x4b/0x90 [bridge]
[<ffffffff8159d613>] dev_ifsioc+0x373/0x3b0
[<ffffffff8159d78f>] dev_ioctl+0x13f/0x860
[<ffffffff812dd6e1>] ? avc_has_perm_flags+0x31/0x2c0
[<ffffffff8157c18d>] sock_do_ioctl+0x5d/0x70
[<ffffffff8157c21d>] sock_ioctl+0x7d/0x2c0
[<ffffffff812df922>] ? inode_has_perm.isra.48.constprop.61+0x62/0xa0
[<ffffffff811e4979>] do_vfs_ioctl+0x99/0x5a0
[<ffffffff812df9f7>] ? file_has_perm+0x97/0xb0
[<ffffffff810d716d>] ? trace_hardirqs_on+0xd/0x10
[<ffffffff811e4f19>] sys_ioctl+0x99/0xa0
[<ffffffff816e7369>] system_call_fastpath+0x16/0x1b
br0: port 1(eth0) entered forwarding state
br0: port 1(eth0) entered forwarding state
Signed-off-by: Jitendra Kalsaria <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Provide port number in command payload for LED/Beaconing tests.
Signed-off-by: Himanshu Madhani <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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o Some adapter types do not support co-existence of Legacy Interrupt with
MSI-x or MSI among multiple functions. For those adapters, prevent attaching
to a function during normal load, if MSI-x or MSI vectors are not available.
o Using module parameters use_msi=0 and use_msi_x=0, driver can be loaded in
legacy mode for all functions in the adapter.
Signed-off-by: Manish Chopra <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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o This patch enables RSS for TYPE-C packets to enable RSS for TCP over IPv6
Signed-off-by: Shahed Shaikh <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Signed-off-by: Shahed Shaikh <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Signed-off-by: Sritej Velaga <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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If rtsx_pci_sdmmc is not probed, function pointer pcr->slots[].card_event
will point to NULL, and thus rtsx_pci_card_detect will reference a NULL
pointer.
Check card_event pointer before referencing it can avoid kernel panic.
Signed-off-by: Wei WANG <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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Updated in latest datasheet.
Signed-off-by: Mark Brown <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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If the twl4030_write_script function gets called with
a zero length argument, its return value does not
get set. We know that all scripts have a nonzero
length, but returning an error in case they ever
do is probably appropriate.
Without this patch, building omap2plus_defconfig results in:
drivers/mfd/twl4030-power.c: In function 'load_twl4030_script':
drivers/mfd/twl4030-power.c:414:5: error: 'err' may be used uninitialized in this function
Signed-off-by: Arnd Bergmann <[email protected]>
Reviewed-by: Peter Ujfalusi <[email protected]>
Reviewed-by: Amit Kucheria <[email protected]>
Cc: Kevin Hilman <[email protected]>
Cc: "Kristo, Tero" <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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An issue has been reported where the PMIC either locks up or fails to
respond following a system Reset. This could result in a second write
in which the bus writes the current content of the write buffer to address
of the last I2C access.
The failure case is where this unwanted write transfers incorrect data to
a critical register.
This patch fixes this issue to by following any read or write with a dummy read
to a safe register address. A safe register address is one where the contents
will not affect the operation of the system.
Signed-off-by: Ashish Jangam <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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Add callback function conv_clk_and_div_n to convert between SSC clock
and its divider N.
For rtl8411, the formula to calculate SSC clock divider N is different
with the other card reader models.
Signed-off-by: Wei WANG <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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Different card reader has different method to switch output voltage, so
we have to use the callback function provided by MFD driver to switch
output pad voltage.
Signed-off-by: Wei WANG <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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Different card reader has different method to switch output voltage,
add this callback to let the card reader implement its individual switch
function.
This is needed as rtl8411 has a specific switch output voltage procedure.
Signed-off-by: Wei WANG <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
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Errors in CAN protocol (location) are reported in data[3] of the can
frame instead of data[2].
Cc: linux-stable <[email protected]>
Signed-off-by: Olivier Sobrie <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Errors in CAN protocol (location) are reported in data[3] of the can
frame instead of data[2].
Cc: linux-stable <[email protected]>
Cc: Anant Gole <[email protected]>
Signed-off-by: Olivier Sobrie <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Errors in CAN protocol (location) are reported in data[3] of the can
frame instead of data[2].
Cc: linux-stable <[email protected]>
Cc: Bhupesh Sharma <[email protected]>
Signed-off-by: Olivier Sobrie <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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The struct can_skb_priv is used to transport additional information along
with the stored struct can(fd)_frame that can not be contained in existing
struct sk_buff elements.
can_skb_priv is located in the skb headroom, which does not touch the existing
CAN sk_buff usage with skb->data and skb->len, so that even out-of-tree
CAN drivers can be used without changes.
Btw. out-of-tree CAN drivers without can_skb_priv in the sk_buff headroom
would not support features based on can_skb_priv.
The can_skb_priv->ifindex contains the first interface where the CAN frame
appeared on the local host. Unfortunately skb->skb_iif can not be used as this
value is overwritten in every netif_receive_skb() call.
Signed-off-by: Oliver Hartkopp <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on usb_8dev devices by
calling appropriate can_led functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Signed-off-by: Bernd Krumboeck <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on sja1000 devices by
calling appropriate can_led functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Cc: Oliver Hartkopp <[email protected]>
Cc: Wolfgang Grandegger <[email protected]>
Cc: Marc Kleine-Budde <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on mcp251x devices by
calling appropriate can_led functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Cc: Christian Pellegrin <[email protected]>
Cc: Wolfgang Grandegger <[email protected]>
Cc: Marc Kleine-Budde <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on c_can devices by
calling appropriate can_led functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Cc: Bhupesh Sharma <[email protected]>
Cc: AnilKumar Ch <[email protected]>
Cc: Wolfgang Grandegger <[email protected]>
Cc: Marc Kleine-Budde <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on ti_hecc devices by
calling appropriate can_led functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Cc: Anant Gole <[email protected]>
Cc: Wolfgang Grandegger <[email protected]>
Cc: Marc Kleine-Budde <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on at91_can devices by
calling appropriate can_led functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Cc: Wolfgang Grandegger <[email protected]>
Cc: Marc Kleine-Budde <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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Add support for canbus activity led indicators on flexcan devices by
calling appropriate can_led_* functions.
These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op
otherwise.
Cc: Oliver Hartkopp <[email protected]>
Cc: Wolfgang Grandegger <[email protected]>
Cc: Marc Kleine-Budde <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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The LED trigger name for CAN devices is based on the initial
CAN device name, but does never change. The LED trigger name
is not guaranteed to be unique in case of hotplugging CAN devices.
This patch tries to address this problem by modifying the
LED trigger name according to the CAN device name when
the latter changes.
v1 - Kurt Van Dijck
v2 - Fabio Baltieri
- remove rename blocking if trigger is bound
- use led-subsystem function for the actual rename (still WiP)
- call init/exit functions from dev.c
v3 - Kurt Van Dijck
- safe operation for non-candev based devices (vcan, slcan)
based on earlier patch
v4 - Kurt Van Dijck
- trivial patch mistakes fixed
Signed-off-by: Kurt Van Dijck <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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In net_device notifier calls, it was impossible to determine
if a CAN device is based on candev in a safe way.
This patch adds such test in order to access candev storage
from within those notifiers.
Signed-off-by: Kurt Van Dijck <[email protected]>
Acked-by: Oliver Hartkopp <[email protected]>
Signed-off-by: Fabio Baltieri <[email protected]>
Signed-off-by: Marc Kleine-Budde <[email protected]>
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