920195 Commits

Author SHA1 Message Date
Ronak Doshi
3643279764 vmxnet3: use correct hdr reference when packet is encapsulated
'Commit dacce2be3312 ("vmxnet3: add geneve and vxlan tunnel offload
support")' added support for encapsulation offload. However, while
preparing inner tso packet, it uses reference to outer ip headers.

This patch fixes this issue by using correct reference for inner
headers.

Fixes: dacce2be3312 ("vmxnet3: add geneve and vxlan tunnel offload support")
Signed-off-by: Ronak Doshi <doshir@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-29 12:13:49 -07:00
Kalle Valo
6bb986e940 Third set of iwlwifi patches intended for v5.8
* Update range request API;
 * Add ACPI DSM support;
 * Support enabling 5.2GHz bands in Indonesia via ACPI;
 * Bump FW API version to 56;
 * TX queues refactoring started;
 * Fix one memory leak;
 * Some other small fixes and clean-ups;
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Merge tag 'iwlwifi-next-for-kalle-2020-05-29' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next

Third set of iwlwifi patches intended for v5.8

* Update range request API;
* Add ACPI DSM support;
* Support enabling 5.2GHz bands in Indonesia via ACPI;
* Bump FW API version to 56;
* TX queues refactoring started;
* Fix one memory leak;
* Some other small fixes and clean-ups;

# gpg: Signature made Fri 29 May 2020 10:38:28 AM EEST using RSA key ID 1A3CC5FA
# gpg: Good signature from "Luciano Roth Coelho (Luca) <luca@coelho.fi>"
# gpg:                 aka "Luciano Roth Coelho (Intel) <luciano.coelho@intel.com>"
2020-05-29 20:43:07 +03:00
Kalle Valo
5cf2740f1d mt76 patches for 5.8
* fixes for sparse warnings
 * DBDC fixes
 * mt7663 remain-on-channel support
 * mt7915 spatial reuse support
 * mt7915 radiotap fix
 * station wcid allocation fix
 * mt7663 powersave fix
 * mt7663 scan fix
 * mt7611n support
 * cleanup
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Merge tag 'mt76-for-kvalo-2020-05-28' of https://github.com/nbd168/wireless

mt76 patches for 5.8

* fixes for sparse warnings
* DBDC fixes
* mt7663 remain-on-channel support
* mt7915 spatial reuse support
* mt7915 radiotap fix
* station wcid allocation fix
* mt7663 powersave fix
* mt7663 scan fix
* mt7611n support
* cleanup

# gpg: Signature made Thu 28 May 2020 07:02:21 PM EEST using DSA key ID 02A76EF5
# gpg: Good signature from "Felix Fietkau <nbd@nbd.name>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 75D1 1A7D 91A7 710F 4900  42EF D77D 141D 02A7 6EF5
2020-05-29 20:42:30 +03:00
Pali Rohár
982d7287f8 mwifiex: Add support for NL80211_ATTR_MAX_AP_ASSOC_STA
SD8997 firmware sends TLV_TYPE_MAX_CONN with struct hw_spec_max_conn to
inform kernel about maximum number of p2p connections and stations in AP
mode.

During initialization of SD8997 wifi chip kernel prints warning:

  mwifiex_sdio mmc0:0001:1: Unknown GET_HW_SPEC TLV type: 0x217

This patch adds support for parsing TLV_TYPE_MAX_CONN (0x217) and sets
appropriate cfg80211 member 'max_ap_assoc_sta' from retrieved structure.

It allows userspace to retrieve NL80211_ATTR_MAX_AP_ASSOC_STA attribute.

Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200521123559.29028-1-pali@kernel.org
2020-05-29 20:41:45 +03:00
Pali Rohár
86cffb2c0a mwifiex: Parse all API_VER_ID properties
During initialization of SD8997 wifi chip kernel prints warnings:

  mwifiex_sdio mmc0:0001:1: Unknown api_id: 3
  mwifiex_sdio mmc0:0001:1: Unknown api_id: 4

This patch adds support for parsing all api ids provided by SD8997
firmware.

Signed-off-by: Pali Rohár <pali@kernel.org>
Acked-by: Ganapathi Bhat <ganapathi.bhat@nxp.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200521123444.28957-1-pali@kernel.org
2020-05-29 20:40:53 +03:00
Dan Carpenter
11e7a91994 airo: Fix read overflows sending packets
The problem is that we always copy a minimum of ETH_ZLEN (60) bytes from
skb->data even when skb->len is less than ETH_ZLEN so it leads to a read
overflow.

The fix is to pad skb->data to at least ETH_ZLEN bytes.

Cc: <stable@vger.kernel.org>
Reported-by: Hu Jiahui <kirin.say@gmail.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200527184830.GA1164846@mwanda
2020-05-29 20:40:22 +03:00
Double Lo
113a57a400 brcmfmac: 43012 Update MES Watermark
Set MES watermark size to 0x50 for 43012. It fixes SDIO bus hang issue
when running at high throughput.

Signed-off-by: Double Lo <double.lo@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529034938.124533-6-chi-hsien.lin@cypress.com
2020-05-29 20:39:40 +03:00
Wright Feng
df18c257bd brcmfmac: fix 43455 CRC error under SDIO 3.0 SDR104 mode
This patch fixes 43455 CRC error while running throughput test with
suspend/resume stress test.

The continuous failure messages before system crash:
brcmfmac: brcmf_sdiod_sglist_rw: CMD53 sg block read failed -84
brcmfmac: brcmf_sdio_rxglom: glom read of 25600 bytes failed: -5
brcmfmac: brcmf_sdio_rxfail: abort command, terminate frame
brcmfmac: brcmf_sdiod_sglist_rw: CMD53 sg block read failed -84
brcmfmac: brcmf_sdio_rxglom: glom read of 24576 bytes failed: -5
brcmfmac: brcmf_sdio_rxfail: abort command, terminate frame

Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529034938.124533-5-chi-hsien.lin@cypress.com
2020-05-29 20:39:39 +03:00
Frank Kao
2bee41270f brcmfmac: set F2 blocksize and watermark for 4354/4356 SDIO
Set F2 blocksize to 256 bytes and watermark to 0x40 for 4354/4356 SDIO.
Also enable and configure F1 MesBusyCtrl. It would resolve random driver
crash issue.

Signed-off-by: Frank Kao <frank.kao@cypress.com>
Signed-off-by: Chi-Hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529034938.124533-4-chi-hsien.lin@cypress.com
2020-05-29 20:39:38 +03:00
Double Lo
528158a8d4 brcmfmac: fix 4339 CRC error under SDIO 3.0 SDR104 mode
This patch fixes 4339 CRC error while running Tput test with
suspend/resume test script.

The continuous failure messages before system crash:
brcmfmac: brcmf_sdiod_sglist_rw: CMD53 sg block read failed -84
brcmfmac: brcmf_sdio_rxglom: glom read of 25600 bytes failed: -5
brcmfmac: brcmf_sdio_rxfail: abort command, terminate frame
brcmfmac: brcmf_sdiod_sglist_rw: CMD53 sg block read failed -84
brcmfmac: brcmf_sdio_rxglom: glom read of 24576 bytes failed: -5
brcmfmac: brcmf_sdio_rxfail: abort command, terminate frame

Signed-off-by: Double Lo <double.lo@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529034938.124533-3-chi-hsien.lin@cypress.com
2020-05-29 20:39:36 +03:00
Wright Feng
2a7621ded3 brcmfmac: set F2 blocksize for 4373
Set F2 blocksize to 256 bytes for 4373. It fixes DMA error while having
UDP bi-directional traffic. Also use a defined F1 MesBusyCtrl value.

Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529034938.124533-2-chi-hsien.lin@cypress.com
2020-05-29 20:39:35 +03:00
Dinghao Liu
da74b6933b wlcore: fix runtime pm imbalance in wlcore_irq_locked
When wlcore_fw_status() returns an error code, a pairing
runtime PM usage counter decrement is needed to keep the
counter balanced. It's the same for all error paths after
wlcore_fw_status().

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200522044906.29564-1-dinghao.liu@zju.edu.cn
2020-05-29 20:38:15 +03:00
Chien-Hsun Liao
7967af8de3 rtw88: 8822c: remove CCK TX setting when switch channel
The CCK TX setting when switch channel will fix the CCK to
path A only, so if the antenna is configured to path B
(e.g. iw phy set antenna 0x2 0x3 "TX B/RX AB"), then the CCK
packets can never be delivered to the air if only path B is
connected with an antenna (it can possibly be transmitted
through path A, but as path B is configured, the expected
behavior is incorrect).

This can also solve the racing issue of CCK TX setting between
driver and firmware. The CCK TX setting in driver should be
removed. Otherwise, the CCK TX setting would be wrong when the
racing occurs.

Fixes: 297bcf8222f2 ("rtw88: add support for set/get antennas")
Signed-off-by: Chien-Hsun Liao <ben.liao@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200522091234.24495-1-yhchuang@realtek.com
2020-05-29 20:37:10 +03:00
Yan-Hsuan Chuang
4e1a341580 rtw88: 8822c: fix missing brace warning for old compilers
For older versions of gcc, the array = {0}; will cause warnings:

drivers/net/wireless/realtek/rtw88/rtw8822c.c: In function 'rtw8822c_power_trim':
>> drivers/net/wireless/realtek/rtw88/rtw8822c.c:1039:2: warning:
>> missing braces around initializer [-Wmissing-braces]
s8 bb_gain[2][8] = {0};
^
drivers/net/wireless/realtek/rtw88/rtw8822c.c:1039:2: warning: (near
initialization for 'bb_gain[0]') [-Wmissing-braces]

Fixes: 5ad4d8957b69 ("rtw88: set power trim according to efuse PG values")
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Acked-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200522035521.12295-1-yhchuang@realtek.com
2020-05-29 20:36:41 +03:00
Ping-Ke Shih
7a242fb698 rtw88: fix EAPOL 4-way failure by finish IQK earlier
Connecting to an AP with WPA2 security may fail. The IQK
and the EAPOL 4-way handshake may overlap because the
driver does IQK right after assoc success.

For 802.11n devices, the IQK is done in the driver and it
could require more than 100ms to complete. During IQK, any
TX/RX events are paused. So if the EAPOL 4-way handshake
started before IQK finished, then the 1/4 and 2/4 part of
the handshake could be dropped. The AP will then issue
deauth with reason IEEE8021X_FAILED (23).

To resolve this, move IQK routine into managed TX prepare
(ieee80211_ops::mgd_prepare_tx()). The callback is called
before the managed frames (auth/assoc) are sent. This will
make sure that the IQK is completed before the handshake
starts. But don't do IQK during scanning because doing it
on each channel will take too long.

For 802.11ac devices, the IQK is done in firmware and it
takes less time to complete. Therefore we don't see a
failure during the EAPOL 4-way handshake. But it is still
worth moving the IQK into ieee80211_ops::mgd_prepare_tx().

Fixes: f5df1a8b4376 ("rtw88: 8723d: Add 8723DE to Kconfig and Makefile")
Tested-by: You-Sheng Yang <vicamo.yang@canonical.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529025009.2468-4-yhchuang@realtek.com
2020-05-29 20:36:05 +03:00
Ping-Ke Shih
2647d2827f rtw88: coex: 8723d: handle BT inquiry cases
Coex mechanism used to make BT have higher priority and more time to
transfer data when BT inquiry-page, which leads to poor WiFi performance.
Should take WiFi traffic into consideration. If the WiFi is having heavy
traffic, use another parameter to make sure WiFi has more chance to TX/RX,
while guarantee the priority of BT for inquiry. If the WiFi isn't busy
(connected or not), set proper parameter to fix originals.

Fixes: f5df1a8b4376 ("rtw88: 8723d: Add 8723DE to Kconfig and Makefile")
Tested-by: You-Sheng Yang <vicamo.yang@canonical.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529025009.2468-3-yhchuang@realtek.com
2020-05-29 20:36:04 +03:00
Ping-Ke Shih
efad661168 rtw88: coex: 8723d: set antanna control owner
Without setting antenna control owner, the WiFi could be disconnected if
the BT has traffic. Because the antenna is switched to BT side for its
traffic, and the WiFi will have no chance to transfer data. Set control
owner to prevent WiFi disconnect issue.

Fixes: f5df1a8b4376 ("rtw88: 8723d: Add 8723DE to Kconfig and Makefile")
Tested-by: You-Sheng Yang <vicamo.yang@canonical.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200529025009.2468-2-yhchuang@realtek.com
2020-05-29 20:36:02 +03:00
Dinghao Liu
53df5271f2 wlcore: fix runtime pm imbalance in __wl1271_op_remove_interface
When wl12xx_cmd_role_disable() returns an error code,
a pairing runtime PM usage counter decrement is needed to
keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520130806.14789-1-dinghao.liu@zju.edu.cn
2020-05-29 20:34:47 +03:00
Dinghao Liu
3e69ed2b52 wlcore: fix runtime pm imbalance in wl1271_op_suspend
When wlcore_hw_interrupt_notify() returns an error code,
a pairing runtime PM usage counter decrement is needed to
keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520125724.12832-1-dinghao.liu@zju.edu.cn
2020-05-29 20:34:17 +03:00
Dinghao Liu
282a04bf1d wlcore: fix runtime pm imbalance in wlcore_regdomain_config
pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520124649.10848-1-dinghao.liu@zju.edu.cn
2020-05-29 20:31:59 +03:00
Dinghao Liu
9604617e99 wlcore: fix runtime pm imbalance in wl1271_tx_work
There are two error handling paths in this functon. When
wlcore_tx_work_locked() returns an error code, we should
decrease the runtime PM usage counter the same way as the
error handling path beginning from pm_runtime_get_sync().

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520124241.9931-1-dinghao.liu@zju.edu.cn
2020-05-29 20:31:03 +03:00
Pascal Terjan
e78e5d18c6 atmel: Use shared constant for rfc1042 header
This is one of the 9 drivers redefining rfc1042_header.

Signed-off-by: Pascal Terjan <pterjan@google.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200523212735.32364-1-pterjan@google.com
2020-05-29 20:16:24 +03:00
Pascal Terjan
729ef6b614 libertas: Use shared constant for rfc1042 header
This is one of the 9 drivers redefining rfc1042_header.

Signed-off-by: Pascal Terjan <pterjan@google.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200523212628.31526-1-pterjan@google.com
2020-05-29 20:16:00 +03:00
Pali Rohár
83cee4e625 cw1200: Remove local sdio VENDOR and DEVICE id definitions
They are already present in linux/mmc/sdio_ids.h.

Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520125410.31757-1-pali@kernel.org
2020-05-29 20:15:24 +03:00
Larry Finger
6a29d134c0 b43_legacy: Fix connection problem with WPA3
Since the driver was first introduced into the kernel, it has only
handled the ciphers associated with WEP, WPA, and WPA2. It fails with
WPA3 even though mac80211 can handle those additional ciphers in software,
b43legacy did not report that it could handle them. By setting MFP_CAPABLE using
ieee80211_set_hw(), the problem is fixed.

With this change, b43legacy will handle the ciphers it knows in hardware,
and let mac80211 handle the others in software. It is not necessary to
use the module parameter NOHWCRYPT to turn hardware encryption off.
Although this change essentially eliminates that module parameter,
I am choosing to keep it for cases where the hardware is broken,
and software encryption is required for all ciphers.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200526155909.5807-3-Larry.Finger@lwfinger.net
2020-05-29 20:13:38 +03:00
Larry Finger
75d057bda1 b43: Fix connection problem with WPA3
Since the driver was first introduced into the kernel, it has only
handled the ciphers associated with WEP, WPA, and WPA2. It fails with
WPA3 even though mac80211 can handle those additional ciphers in software,
b43 did not report that it could handle them. By setting MFP_CAPABLE using
ieee80211_set_hw(), the problem is fixed.

With this change, b43 will handle the ciphers it knows in hardware,
and let mac80211 handle the others in software. It is not necessary to
use the module parameter NOHWCRYPT to turn hardware encryption off.
Although this change essentially eliminates that module parameter,
I am choosing to keep it for cases where the hardware is broken,
and software encryption is required for all ciphers.

Reported-and-tested-by: Rui Salvaterra <rsalvaterra@gmail.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200526155909.5807-2-Larry.Finger@lwfinger.net
2020-05-29 20:13:36 +03:00
Yan-Hsuan Chuang
dba5a189bf Revert "rtw88: no need to set registers for SDIO"
This reverts commit 07d0f5534935e2daf63a4e1012af13d68e089fed.

For rtw88 driver, the SDIO is going to be supported, so there is
no need to remove the SDIO related power sequence settings. And
while the power sequence parser will pass in the mask of the HCI,
the SDIO part will not be used to set registers accordingly.

Moreover, the power sequence table is released as a whole package,
so the next time if we are going to update, the SDIO settings will
be overwritten. So, revert this now.

Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520055350.23328-1-yhchuang@realtek.com
2020-05-29 20:11:06 +03:00
Sergey Matyukevich
3a8855d8cf MAINTAINERS: update qtnfmac maintainers
I am leaving Quantenna, so I will no longer have access to firmware and
hardware. Meanwhile I plan to participate in reviewing qtnfmac patches
for a while until my firmware knowledge becomes completely obsolete.
Adding myself as a reviewer using my personal email address.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Igor Mitsyanko <igor.mitsyanko.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200520130800.1902-1-sergey.matyukevich.os@quantenna.com
2020-05-29 20:10:20 +03:00
Rui Salvaterra
b6b15e2042 rt2800: enable MFP support unconditionally
This gives us WPA3 support out of the box without having to manually disable
hardware crypto. The driver will fall back to software crypto if the connection
requires management frame protection.

Suggested-by: Stanislaw Gruszka <stf_xl@wp.pl>
Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200525134906.1672-1-rsalvaterra@gmail.com
2020-05-29 18:42:28 +03:00
Andreas Gruenbacher
20be493b78 gfs2: Even more gfs2_find_jhead fixes
Fix several issues in the previous gfs2_find_jhead fix:
* When updating @blocks_submitted, @block refers to the first block block not
  submitted yet, not the last block submitted, so fix an off-by-one error.
* We want to ensure that @blocks_submitted is far enough ahead of @blocks_read
  to guarantee that there is in-flight I/O.  Otherwise, we'll eventually end up
  waiting for pages that haven't been submitted, yet.
* It's much easier to compare the number of blocks added with the number of
  blocks submitted to limit the maximum bio size.
* Even with bio chaining, we can keep adding blocks until we reach the maximum
  bio size, as long as we stop at a page boundary.  This simplifies the logic.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Bob Peterson <rpeterso@redhat.com>
2020-05-29 17:00:24 +02:00
Kalle Valo
b1cb6ad735 Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
ath.git patches for v5.8. Major changes:

ath10k

* SDIO and SNOC are not experimental anymore
2020-05-29 17:37:25 +03:00
Zijun Hu
7e7bbddd02 Bluetooth: hci_qca: Fix qca6390 enable failure after warm reboot
Warm reboot can not reset controller qca6390 due to
lack of controllable power supply, so causes firmware
download failure during enable.

Fixed by sending VSC EDL_SOC_RESET to reset qca6390
within added device shutdown implementation.

Signed-off-by: Zijun Hu <zijuhu@codeaurora.org>
Tested-by: Zijun Hu <zijuhu@codeaurora.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2020-05-29 16:04:29 +02:00
Helge Deller
bf71bc16e0 parisc: Fix kernel panic in mem_init()
The Debian kernel v5.6 triggers this kernel panic:

 Kernel panic - not syncing: Bad Address (null pointer deref?)
 Bad Address (null pointer deref?): Code=26 (Data memory access rights trap) at addr 0000000000000000
 CPU: 0 PID: 0 Comm: swapper Not tainted 5.6.0-2-parisc64 #1 Debian 5.6.14-1
  IAOQ[0]: mem_init+0xb0/0x150
  IAOQ[1]: mem_init+0xb4/0x150
  RP(r2): start_kernel+0x6c8/0x1190
 Backtrace:
  [<0000000040101ab4>] start_kernel+0x6c8/0x1190
  [<0000000040108574>] start_parisc+0x158/0x1b8

on a HP-PARISC rp3440 machine with this memory layout:
 Memory Ranges:
  0) Start 0x0000000000000000 End 0x000000003fffffff Size   1024 MB
  1) Start 0x0000004040000000 End 0x00000040ffdfffff Size   3070 MB

Fix the crash by avoiding virt_to_page() and similar functions in
mem_init() until the memory zones have been fully set up.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org # v5.0+
2020-05-29 15:47:55 +02:00
Qiushi Wu
7cc3161373 iommu: Fix reference count leak in iommu_group_alloc.
kobject_init_and_add() takes reference even when it fails.
Thus, when kobject_init_and_add() returns an error,
kobject_put() must be called to properly clean up the kobject.

Fixes: d72e31c93746 ("iommu: IOMMU Groups")
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Link: https://lore.kernel.org/r/20200527210020.6522-1-wu000273@umn.edu
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2020-05-29 15:27:50 +02:00
Linus Walleij
e9bdf7e655 gpio: fix locking open drain IRQ lines
We provided the right semantics on open drain lines being
by definition output but incidentally the irq set up function
would only allow IRQs on lines that were "not output".

Fix the semantics to allow output open drain lines to be used
for IRQs.

Reported-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Tested-by: Hans Verkuil <hverkuil@xs4all.nl>
Cc: Russell King <linux@armlinux.org.uk>
Cc: stable@vger.kernel.org # v5.3+
Link: https://lore.kernel.org/r/20200527140758.162280-1-linus.walleij@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2020-05-29 14:01:49 +02:00
Sebastian Andrzej Siewior
e6da0edc24 Bluetooth: Acquire sk_lock.slock without disabling interrupts
There was a lockdep which led to commit
   fad003b6c8e3d ("Bluetooth: Fix inconsistent lock state with RFCOMM")

Lockdep noticed that `sk->sk_lock.slock' was acquired without disabling
the softirq while the lock was also used in softirq context.
Unfortunately the solution back then was to disable interrupts before
acquiring the lock which however made lockdep happy.
It would have been enough to simply disable the softirq. Disabling
interrupts before acquiring a spinlock_t is not allowed on PREEMPT_RT
because these locks are converted to 'sleeping' spinlocks.

Use spin_lock_bh() in order to acquire the `sk_lock.slock'.

Reported-by: Luis Claudio R. Goncalves <lclaudio@uudg.org>
Reported-by: kbuild test robot <lkp@intel.com> [missing unlock]
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2020-05-29 13:48:46 +02:00
Chuhong Yuan
4803c54ca2 Bluetooth: btmtkuart: Improve exception handling in btmtuart_probe()
Calls of the functions clk_disable_unprepare() and hci_free_dev()
were missing for the exception handling.
Thus add the missed function calls together with corresponding
jump targets.

Fixes: 055825614c6b ("Bluetooth: btmtkuart: add an implementation for clock osc property")
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2020-05-29 13:40:20 +02:00
Zijun Hu
feac90d756 Bluetooth: hci_qca: Fix suspend/resume functionality failure
@dev parameter of qca_suspend()/qca_resume() represents
serdev_device, but it is mistook for hci_dev and causes
succedent unexpected memory access.

Fix by taking @dev as serdev_device.

Fixes: 41d5b25fed0 ("Bluetooth: hci_qca: add PM support")
Signed-off-by: Zijun Hu <zijuhu@codeaurora.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2020-05-29 13:38:19 +02:00
Daniel Axtens
2f26ed1764 powerpc/64s: Disable sanitisers for C syscall/interrupt entry/exit code
syzkaller is picking up a bunch of crashes that look like this:

  Unrecoverable exception 380 at c00000000037ed60 (msr=8000000000001031)
  Oops: Unrecoverable exception, sig: 6 [#1]
  LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA pSeries
  Modules linked in:
  CPU: 0 PID: 874 Comm: syz-executor.0 Not tainted 5.7.0-rc7-syzkaller-00016-gb0c3ba31be3e #0
  NIP:  c00000000037ed60 LR: c00000000004bac8 CTR: c000000000030990
  REGS: c0000000555a7230 TRAP: 0380   Not tainted  (5.7.0-rc7-syzkaller-00016-gb0c3ba31be3e)
  MSR:  8000000000001031 <SF,ME,IR,DR,LE>  CR: 48222882  XER: 20000000
  CFAR: c00000000004bac4 IRQMASK: 0
  GPR00: c00000000004bb68 c0000000555a74c0 c0000000024b3500 0000000000000005
  GPR04: 0000000000000000 0000000000000000 c00000000004bb88 c008000000910000
  GPR08: 00000000000b0000 c00000000004bac8 0000000000016000 c000000002503500
  GPR12: c000000000030990 c000000003190000 00000000106a5898 00000000106a0000
  GPR16: 00000000106a5890 c000000007a92000 c000000008180e00 c000000007a8f700
  GPR20: c000000007a904b0 0000000010110000 c00000000259d318 5deadbeef0000100
  GPR24: 5deadbeef0000122 c000000078422700 c000000009ee88b8 c000000078422778
  GPR28: 0000000000000001 800000000280b033 0000000000000000 c0000000555a75a0
  NIP [c00000000037ed60] __sanitizer_cov_trace_pc+0x40/0x50
  LR [c00000000004bac8] interrupt_exit_kernel_prepare+0x118/0x310
  Call Trace:
  [c0000000555a74c0] [c00000000004bb68] interrupt_exit_kernel_prepare+0x1b8/0x310 (unreliable)
  [c0000000555a7530] [c00000000000f9a8] interrupt_return+0x118/0x1c0
  --- interrupt: 900 at __sanitizer_cov_trace_pc+0x0/0x50
  ...<random previous call chain>...

This is caused by __sanitizer_cov_trace_pc() causing an SLB fault
after MSR[RI] has been cleared by __hard_EE_RI_disable(), which we
can not recover from.

Do not instrument the new syscall/interrupt entry/exit code with KCOV,
GCOV or UBSAN.

Reported-by: syzbot-ppc64 <ozlabsyz@au1.ibm.com>
Fixes: 68b34588e202 ("powerpc/64/sycall: Implement syscall entry/exit logic in C")
Signed-off-by: Daniel Axtens <dja@axtens.net>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2020-05-29 21:12:09 +10:00
Xin Long
f6a23d85d0 xfrm: fix a NULL-ptr deref in xfrm_local_error
This patch is to fix a crash:

  [ ] kasan: GPF could be caused by NULL-ptr deref or user memory access
  [ ] general protection fault: 0000 [#1] SMP KASAN PTI
  [ ] RIP: 0010:ipv6_local_error+0xac/0x7a0
  [ ] Call Trace:
  [ ]  xfrm6_local_error+0x1eb/0x300
  [ ]  xfrm_local_error+0x95/0x130
  [ ]  __xfrm6_output+0x65f/0xb50
  [ ]  xfrm6_output+0x106/0x46f
  [ ]  udp_tunnel6_xmit_skb+0x618/0xbf0 [ip6_udp_tunnel]
  [ ]  vxlan_xmit_one+0xbc6/0x2c60 [vxlan]
  [ ]  vxlan_xmit+0x6a0/0x4276 [vxlan]
  [ ]  dev_hard_start_xmit+0x165/0x820
  [ ]  __dev_queue_xmit+0x1ff0/0x2b90
  [ ]  ip_finish_output2+0xd3e/0x1480
  [ ]  ip_do_fragment+0x182d/0x2210
  [ ]  ip_output+0x1d0/0x510
  [ ]  ip_send_skb+0x37/0xa0
  [ ]  raw_sendmsg+0x1b4c/0x2b80
  [ ]  sock_sendmsg+0xc0/0x110

This occurred when sending a v4 skb over vxlan6 over ipsec, in which case
skb->protocol == htons(ETH_P_IPV6) while skb->sk->sk_family == AF_INET in
xfrm_local_error(). Then it will go to xfrm6_local_error() where it tries
to get ipv6 info from a ipv4 sk.

This issue was actually fixed by Commit 628e341f319f ("xfrm: make local
error reporting more robust"), but brought back by Commit 844d48746e4b
("xfrm: choose protocol family by skb protocol").

So to fix it, we should call xfrm6_local_error() only when skb->protocol
is htons(ETH_P_IPV6) and skb->sk->sk_family is AF_INET6.

Fixes: 844d48746e4b ("xfrm: choose protocol family by skb protocol")
Reported-by: Xiumei Mu <xmu@redhat.com>
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2020-05-29 12:10:22 +02:00
Ingo Molnar
aa61b7bb00 Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs into x86/urgent
Pick up FPU register dump fixes from Al Viro.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2020-05-29 11:37:11 +02:00
Luca Coelho
e6d4318c04 iwlwifi: bump FW API to 56 for AX devices
Start supporting API version 56 for AX devices.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.aabbc5b472ee.I88cb2c3d2d07e62eac3671335ff1fb80b73c5839@changeid
2020-05-29 10:32:46 +03:00
Avraham Stern
018971b11a iwlwifi: mvm: add support for range request version 10
Range request version 10 keeps the same command size as version 9
but uses 2 reserved fields for the responder beacon interval and
station id (if exists).
For now, since the beacon interval of unassoc APs is unknown, use
a value of 100 TUs which is a common value for many APs.

While at it, remove the definition for CCMP_256 cipher, since this
is not supported.

Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.b7ccdad0805f.I59ea7f773caed85a66c61401066ae169008442e6@changeid
2020-05-29 10:32:41 +03:00
Sharon
f327236df2 iwlwifi: mvm: fix aux station leak
When mvm is initialized we alloc aux station with aux queue.
We later free the station memory when driver is stopped, but we
never free the queue's memory, which casues a leak.

Add a proper de-initialization of the station.

Signed-off-by: Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.0121c5be55e9.Id7516fbb3482131d0c9dfb51ff20b226617ddb49@changeid
2020-05-29 10:32:37 +03:00
Mordechay Goodstein
4f4822b7cd iwlwifi: move txq-specific from trans_pcie to common trans
We don't want to have txq code in the PCIe transport code, so move all
the relevant elements to a new iwl_txq structure and store it in
iwl_trans.

spatch

@ replace_pcie @
struct iwl_trans_pcie *trans_pcie;
@@

(
-trans_pcie->queue_stopped
+trans->txqs.queue_stopped
|
-trans_pcie->queue_used
+trans->txqs.queue_used
|
-trans_pcie->txq
+trans->txqs.txq
|
-trans_pcie->txq
+trans->txqs.txq
|
-trans_pcie->cmd_queue
+trans->txqs.cmd.q_id
|
-trans_pcie->cmd_fifo
+trans->txqs.cmd.fifo
|
-trans_pcie->cmd_q_wdg_timeout
+trans->txqs.cmd.wdg_timeout
)

// clean all new unused variables
@ depends on replace_pcie @
type T;
identifier i;
expression E;
@@
- T i = E;
 ... when != i

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.a428d3c9d66f.Ie04ae55f33954636a39c98e7ae1e739c0507435b@changeid
2020-05-29 10:32:30 +03:00
Mordechay Goodstein
4807e73685 iwlwifi: move iwl_txq and substructures to a common trans header
The txq code is not directly related to the PCIe transport, so move the
structures it uses to the common iwl-trans.h header.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.d9d0082b8369.I8298f6e83804c1ea99217a79d95d23ef68b184d4@changeid
2020-05-29 10:32:26 +03:00
Johannes Berg
6157624055 iwlwifi: pcie: gen3: indicate 8k/12k RB size to device
Newer firmware versions will parse a few extra bits in the
context info to be able to determine whether we are using
bigger than 4k RBs, indicate 8k/12k to them if we actually
use those (e.g. for sniffer based on the module parameter).

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.f83f994572ca.Ibcfd66c3f9b69e68a53b3b2df8331ffb225db655@changeid
2020-05-29 10:32:22 +03:00
Gil Adam
f5b1cb2e61 iwlwifi: acpi: evaluate dsm to enable 5.2 bands in Indonesia
Evaluate the appropriate DSM from ACPI to enable 5.15,5.35 GHz
bands in Indonesia. If enabled send LARI_CONFIG_CHANGE cmd to fw.

Signed-off-by: Gil Adam <gil.adam@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.f549b75bfdac.Iac74a6ffe45aff887cea13ee1d31b100ca11e249@changeid
2020-05-29 10:32:19 +03:00
Gil Adam
9db93491f2 iwlwifi: acpi: support device specific method (DSM)
ACPI Device Specific Method (DSM) allows standardized feature
configuration through the ACPI interface without the namespace
pollution of the usual mechanism (ACPI method for each feature).
Add generic function for evaluating DSM objects and function for
evaluating a DSM with no arguments and a single int return value.
also implement the required backport for UUID.

Signed-off-by: Gil Adam <gil.adam@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.c3242ff3ba5c.Icb48c8d61bede5dda7ef267bff10e4798e9dc77b@changeid
2020-05-29 10:32:14 +03:00
Mordechay Goodstein
fcac70029c iwlwifi: pcie: keep trans instead of trans_pcie in iwl_txq
We used both the trans and the trans_pcie structures in
iwl_txq, so we can keep the trans structure instead.  This
helps with the refactoring of txq code out of pcie.

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200529092401.1f826d34339e.I23182a59bfbe089a1f659742d6fee6f64d2ed08c@changeid
2020-05-29 10:32:10 +03:00