Age | Commit message (Collapse) | Author |
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Move all the PCI-E specific transport files to
be iwl-trans-pcie*; specifically iwl-trans.c
which is really iwl-trans-pcie.c.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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After driver split and no need to support legacy devices, there is no reason
we need to separate the NVM access into different files, merge those.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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From time to time, we hit a WARN_ON in iwl_mac_remove_interface.
This basically means that we got out of sync with mac80211: the vif
we hold differs from the vif 80211 passes as parameter. Try to get
some data that will help to debug this.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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All devices use the same value for beacon_time_tsf_bits. Use the #define
Signed-off-by: Don Fry <donald.h.fry@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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chain_noise_num_beacons is set and never changes. Use the #define
rather than 3 levels of indirection.
Signed-off-by: Don Fry <donald.h.fry@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The modinfo report for 135 ucode is iwlwifi-135-IWL135_UCODE_API_MAX.ucode
Change to show the value of the define: iwlwifi-135-6.ucode
Signed-off-by: Don Fry <donald.h.fry@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Adding another SKU for 6005 series devices.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Convert kzalloc to kcalloc, coalesce multiple lines too.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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and do a few clean up fixes on the way
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Add documentation to the bus layer API - iwl-bus.h
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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enum iwl_rxon_context_id is the right type to use when we need a
rxon_context_id.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Add a wrapper in the upper layer to call the mac80211's function.
This allows not to have the transport layer call mac80211 directly.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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When a non-empty Tx queueis freed, the buffer it contains must be
freed too. Since the Tx cmd are now allocated from a pool, the Tx
cmd must be freed too.
This patch avoids to destroy a non-empty pool of Tx cmd.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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If the driver is unloaded while there is still a host command in
flight, its tfd will be freed by iwl_tx_queue_free.
This function is called for both types of queues: Tx queues and cmd
queue. This didn't take in count the fact that in Tx queues, tfds are
mapped as TO_DEVICE (besides the first TB), whereas in cmd queue, all
TBs are mapped as BIDI.
Hence, tx_queue_free unmapped the second (and higher) TB of each tfd
in the cmd queue as TO_DEVICE, whereas they must be freed as BIDI.
This means that if a multi TFD is in flight while we unload the
driver (which is quite unlikely but can happen), we will get the
warning below.
This patch fixes this.
[ 445.234060] ------------[ cut here ]------------
[ 445.236273] WARNING: at lib/dma-debug.c:861 check_unmap+0x337/0x780()
[ 445.236654] iwlagn 0000:02:00.0: DMA-API: device driver frees DMA memory with different direction [device address=0x0000000126950540] [size=8 bytes] [mapped with DMA_BIDIRECTIONAL] [unmapped with DMA_TO_DEVICE]
[ 445.236654] Modules linked in: ...
[ 445.236654] Pid: 1415, comm: modprobe Not tainted 3.1.0-rc4-wl-65912-g5215ff1-dirty #79
[ 445.236654] Call Trace:
[ 445.236654] [<ffffffff81043a51>] warn_slowpath_common+0x71/0xa0
[ 445.236654] [<ffffffff81043b37>] warn_slowpath_fmt+0x47/0x50
[ 445.236654] [<ffffffff8121e687>] check_unmap+0x337/0x780
[ 445.236654] [<ffffffff810e9136>] ? free_one_page+0x156/0x320
[ 445.236654] [<ffffffff8121ec5a>] debug_dma_unmap_page+0x5a/0x60
[ 445.236654] [<ffffffffa021d701>] iwlagn_unmap_tfd.isra.11+0x121/0x1c0 [iwlagn]
[ 445.236654] [<ffffffffa021ddf2>] iwlagn_txq_free_tfd+0x42/0x70 [iwlagn]
[ 445.236654] [<ffffffffa02121de>] iwl_tx_queue_unmap+0x4e/0x70 [iwlagn]
[ 445.236654] [<ffffffffa0212fad>] iwl_trans_pcie_tx_free+0x10d/0x440 [iwlagn]
[ 445.236654] [<ffffffff81064959>] ? destroy_workqueue+0xb9/0x1e0
[ 445.236654] [<ffffffffa021330a>] iwl_trans_pcie_free+0x2a/0x2c0 [iwlagn]
[ 445.236654] [<ffffffffa022f4f2>] iwl_remove+0x149/0x17e [iwlagn]
[ 445.236654] [<ffffffffa022f546>] iwl_pci_remove+0x1f/0x65 [iwlagn]
[ 445.236654] [<ffffffff81228337>] pci_device_remove+0x47/0x120
[ 445.236654] [<ffffffff8134566c>] __device_release_driver+0x7c/0xe0
[ 445.236654] [<ffffffff81345dc8>] driver_detach+0xc8/0xd0
[ 445.236654] [<ffffffff813454c8>] bus_remove_driver+0x88/0xe0
[ 445.236654] [<ffffffff81346572>] driver_unregister+0x62/0xa0
[ 445.236654] [<ffffffff812271d4>] pci_unregister_driver+0x44/0xc0
[ 445.236654] [<ffffffffa0211ce5>] iwl_pci_unregister_driver+0x15/0x20 [iwlagn]
[ 445.236654] [<ffffffffa022f595>] iwl_exit+0x9/0xa74 [iwlagn]
[ 445.236654] [<ffffffff810918f4>] sys_delete_module+0x184/0x240
[ 445.236654] [<ffffffff81452ece>] ? retint_swapgs+0xe/0x13
[ 445.236654] [<ffffffff8121098e>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 445.236654] [<ffffffff81459e2b>] system_call_fastpath+0x16/0x1b
[ 445.236654] ---[ end trace 1fbc362b7dbe5d74 ]---
[ 445.236654] Mapped at:
[ 445.236654] [<ffffffff8121d7cb>] debug_dma_map_page+0x8b/0x150
[ 445.236654] [<ffffffffa021e7b7>] iwl_enqueue_hcmd+0x837/0xa40 [iwlagn]
[ 445.236654] [<ffffffffa021f92d>] iwl_trans_pcie_send_cmd+0x8d/0x580 [iwlagn]
[ 445.236654] [<ffffffffa01f7c75>] iwl_send_calib_results+0x75/0xd0 [iwlagn]
[ 445.236654] [<ffffffffa01f21f6>] iwlagn_alive_notify+0x196/0x1f0 [iwlagn]
[ 445.386500] iwlagn 0000:02:00.0: PCI INT A disabled
Reported-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The way we check if there is host command that should be reclaimed is
way too complicated. We should have a clear indication from the fw.
The fw is expected to set the SEQ_RX_FRAME bit if the frame was
originated by the fw which indicates to the driver that there is no
host command to free.
Somehow, there seem to have been buggy fw out there, hence the very
old comment.
This code checks if we have still buggy fw out there.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Not doing so, the caldata continues to retain older history
values learned on that channel. It is always safer to start
noise floor calibration from the defaults after the assoication.
So this patch resets the nf history buffer when none of the
STA vifs are associated.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Currently during the full reset, the nf calibration is always
restarted from the defaults. The noise floor history buffers are
never be used again after the scan and ath reset. This patch
ensures that nf histories are always be used that helps to
improve the signal quality on congested environment
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Do the magnitude/phase coeff correction only if the outlier
is detected. Updating wrong magnitude/phase coeff factor
impacts not only tx gain setting but also leads to poor
performance in congested networks. In the clear environment
the impact is very minimal because the outlier happens
very rarely according to the past experiment. It occured
less than once every 1000 calibrations.
Cc: stable@kernel.org
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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AR913x uses the same PLL register layout as AR9160 and later.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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ath9k_hw_set_diversity is only called from init.c where it cannot affect
the hardware setting because it's cleared on the next reset.
Instead of using a PHY op for something that's supposed to be initialized
statically, set the register value directly in the INI override function.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The eeprom .set_addac function is only necessary for AR9160, remove it
from eeprom_4k.c and remove the dummy function from eeprom_9287.c
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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- AR_SREV_5416_20_OR_LATER is always true, remove it
- AR_SREV_9280_20_OR_LATER is always true within eeprom_4k.c and eeprom_9287.c
- (AR_SREV_9271 || AR_SREV_9285) is always true in eeprom_4k.c
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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When the driver inserts padding between the 802.11 header and data, it
needs to set the hdr variable to the new header location.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This reverts commit 4245d31347bdc99a608dc1d1cfe64e44aa3d1771.
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for-davem
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In ad-hoc mode, driver b43 does not issue beacons.
Signed-off-by: Manual Munz <freifunk@somakoma.de>
Tested-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This fixes the following panic observed on card removal.
BUG: unable to handle kernel paging request at f86e22ac
EIP is at wiphy_update_regulatory+0x252/0x590 [cfg80211]
Call Trace:
[<f92fb9e5>] set_regdom+0x165/0x600 [cfg80211]
[<c02057ba>] ? __kmalloc+0x10a/0x190
[<c0366557>] ? nla_parse+0xb7/0xd0
[<f9300b92>] ? T.1400+0x12/0x20 [cfg80211]
[<f9300c84>] nl80211_set_reg+0xe4/0x270 [cfg80211]
[<f92fe560>] ? nl80211_pre_doit+0x0/0x160 [cfg80211]
[<c050bdeb>] genl_rcv_msg+0x23b/0x280
[<c050bbb0>] ? genl_rcv_msg+0x0/0x280
[<c050ab76>] netlink_rcv_skb+0x86/0xb0
[<c050bb80>] ? genl_rcv+0x0/0x30
[<c050bb9c>] genl_rcv+0x1c/0x30
Signed-off-by: Vivek Natarajan <nataraja@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
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Configuration of the WEP keys needs to be delayed until the AP mode has
been properly started at the target. Partial support for delaying the
WEP key configuration was already in place in the driver, but the actual
part of deciding when to do this was missing.
Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
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* git://github.com/davem330/net: (62 commits)
ipv6: don't use inetpeer to store metrics for routes.
can: ti_hecc: include linux/io.h
IRDA: Fix global type conflicts in net/irda/irsysctl.c v2
net: Handle different key sizes between address families in flow cache
net: Align AF-specific flowi structs to long
ipv4: Fix fib_info->fib_metrics leak
caif: fix a potential NULL dereference
sctp: deal with multiple COOKIE_ECHO chunks
ibmveth: Fix checksum offload failure handling
ibmveth: Checksum offload is always disabled
ibmveth: Fix issue with DMA mapping failure
ibmveth: Fix DMA unmap error
pch_gbe: support ML7831 IOH
pch_gbe: added the process of FIFO over run error
pch_gbe: fixed the issue which receives an unnecessary packet.
sfc: Use 64-bit writes for TX push where possible
Revert "sfc: Use write-combining to reduce TX latency" and follow-ups
bnx2x: Fix ethtool advertisement
bnx2x: Fix 578xx link LED
bnx2x: Fix XMAC loopback test
...
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The TBI bit in PHYStatus is reserved on anything but the oldest 8169.
Nobody complained after I disabled it for the 8168 and the 810x (see
66ec5d4fb1ce6f0bd9df4bc4b758f0916d9f37ab).
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Hayes Wang <hayeswang@realtek.com>
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When set, RxFOVF (resp. RxBOVF) is always 1 (resp. 0).
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Hayes <hayeswang@realtek.com>
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rtl8105, rtl8111E, and rtl8111evl need enable RxConfig bit 1 ~ 3
for supporting wake on lan.
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
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Add MODULE_FIRMWARE for the firmware of RTL8111E-VL
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
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rtl8111evl should stop any TLP requirement before resetting by
enabling register 0x37 bit 7.
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
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Change details:
- In a continuous sequence of ifconfig up/down operations, there is a small
window of race between bnad_set_rx_mode() and bnad_cleanup_rx() while the
former tries to access rx_info->rx & the latter sets it to NULL. This race
could lead to bna_rx_mode_set() being called with a NULL (rx_info->rx)
pointer and a crash.
- Hold bnad->bna_lock while setting / unsetting rx_info->rx in bnad_setup_rx()
& bnad_cleanup_rx(), thereby eliminating the race described above.
Signed-off-by: Gurunatha Karaje <gkaraje@brocade.com>
Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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When Rx queue size is changed, queues are torn down and setup with the new queue
size. During this operation, clear promiscuous mode and restore the original
VLAN filter.
Signed-off-by: Gurunatha Karaje <gkaraje@brocade.com>
Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Remove a BUG_ON() as it is not required.
Change the unconditional write to release a semaphore to read sem first
and then write. This will eliminate the possibility of sem getting locked
while trying to release it in case if previous sem_get operation failed.
Signed-off-by: Gurunatha Karaje <gkaraje@brocade.com>
Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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netif_tx_start_all_queues() is already called in ixgbe_up_complete, no need
to do it twice.
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Remove duplicate inc of hwstats->ruc
Introduce separate loops for 8 and 16 register reads.
Consolidate mac checks under one case.
Make sure registers are cleared on read.
Reported-by: Jonathan Lynch <jonathan.lynch@thenowfactory.com>
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
CC: Jonathan Lynch <jonathan.lynch@thenowfactory.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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This patch improves the memory utilization with RSC when in one-buffer
mode. This is accomplished by making the default buffer sizes match up
with the standard memory allocation sizes minus 1K for shared info and
padding overhead. By doing this CPU utilization when doing large receives
can be reduced by as much as 8%.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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The adapter structure was removed from the call so it can be dropped from
the ixgbe_fso documentation.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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One of the 82598 phys was not being correctly identified as being SFP.
This change corrects that.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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This change adds a small bit of missing code for enabling the overheat sensor
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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ixgbe_up and ixgbe_up_complete will always return 0. Since this doesn't
provide any useful information we might as well just make them both void
and save ourselves from having to return an unused value.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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This change fixes an issue in which the incorrect amount of headroom was
being reserved for flow director filters.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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This change fixes a minor redundancy in that tx_sample_rate was set twice.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Private rx_csum flags are now duplicate of netdev->features & NETIF_F_RXCSUM.
Removing this needs deeper surgery.
Things noticed:
- ixgb has RX csum disabled by default
- HW VLAN acceleration probably can be toggled, but it's left as is
- the resets on RX csum offload change can probably be avoided
- there is A LOT of copy-and-pasted code here
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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