Commit Graph

722802 Commits

Author SHA1 Message Date
Yonghong Song 2b27941956 tools/bpf: adjust rlimit RLIMIT_MEMLOCK for test_verifier_log
The default rlimit RLIMIT_MEMLOCK is 64KB. In certain cases,
e.g. in a test machine mimicking our production system, this test may
fail due to unable to charge the required memory for prog load:
  # ./test_verifier_log
  Test log_level 0...
  ERROR: Program load returned: ret:-1/errno:1, expected ret:-1/errno:22

Changing the default rlimit RLIMIT_MEMLOCK to unlimited makes
the test always pass.

Signed-off-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
2017-11-30 19:55:18 +01:00
Olof Johansson 741fc3ff3a RISC-V: Add missing include
Fixes:

include/asm-generic/mm_hooks.h:20:11: warning: 'struct vm_area_struct' declared inside parameter list will not be visible outside of this definition or declaration
include/asm-generic/mm_hooks.h:19:38: warning: 'struct mm_struct' declared inside parameter list will not be visible outside of this definition or declaration

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:34:47 -08:00
Olof Johansson 4a41d5dbb0 RISC-V: Use define for get_cycles like other architectures
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:12:21 -08:00
Olof Johansson 4bde63286a RISC-V: Provide stub of setup_profiling_timer()
Fixes the following on allmodconfig build:

profile.c:(.text+0x3e4): undefined reference to `setup_profiling_timer'

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:12:15 -08:00
Olof Johansson 24948b7ec0 RISC-V: Export some expected symbols for modules
These are the ones needed by current allmodconfig, so add them instead
of everything other architectures are exporting -- the rest can be
added on demand later if needed.

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:01:10 -08:00
Olof Johansson 83e7b8769a RISC-V: move empty_zero_page definition to C and export it
Needed by some modules (exported by other architectures).

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:01:10 -08:00
Olof Johansson fe2726af9f RISC-V: io.h: type fixes for warnings
include <linux/types.h> for __iomem definition. Also, add volatile to
iounmap() like other architectures have it to avoid "discarding
volatile" warnings from some drivers.

Finally, explicitly promote the base address for INB/OUTB functions to
avoid some old legacy drivers complaining about int-to-ptr promotions.
The drivers are unlikely to work but they're included in allmodconfig
so the warnings are noisy.

Fixes, among other warnings, these with allmodconfig:

../arch/riscv/include/asm/io.h:24:21: error: expected '=', ',', ';', 'asm' or '__attribute__' before '*' token
 extern void __iomem *ioremap(phys_addr_t offset, unsigned long size);

sound/pci/echoaudio/echoaudio.c: In function 'snd_echo_free':
sound/pci/echoaudio/echoaudio.c:1879:10: warning: passing argument 1 of 'iounmap' discards 'volatile' qualifier from pointer target type [-Wdiscarded-qualifiers]

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:01:10 -08:00
Olof Johansson 5e6f82b0fe RISC-V: use RISCV_{INT,SHORT} instead of {INT,SHORT} for asm macros
INT and SHORT are used by some drivers that pull in the include files,
so prefixing helps avoid namespace conflicts. Other constructs in the
same file already uses this.

Fixes, among others, these warnings with allmodconfig:

../sound/core/pcm_misc.c:43:0: warning: "INT" redefined
 #define INT __force int

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:01:10 -08:00
Olof Johansson 5ddf755e44 RISC-V: use generic serial.h
Fixes this from allmodconfig:

drivers/tty/serial/earlycon.c:27:10: fatal error: asm/serial.h: No such file or directory

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
2017-11-30 10:01:10 -08:00
Trond Myklebust eb5b46faa6 SUNRPC: Handle ENETDOWN errors
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
2017-11-30 11:52:52 -05:00
Carlos Maiolino 373b0589dc xfs: Properly retry failed dquot items in case of error during buffer writeback
Once the inode item writeback errors is already fixed, it's time to fix the same
problem in dquot code.

Although there were no reports of users hitting this bug in dquot code (at least
none I've seen), the bug is there and I was already planning to fix it when the
correct approach to fix the inodes part was decided.

This patch aims to fix the same problem in dquot code, regarding failed buffers
being unable to be resubmitted once they are flush locked.

Tested with the recently test-case sent to fstests list by Hou Tao.

Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2017-11-30 08:47:40 -08:00
Darrick J. Wong 3b42d38575 xfs: scrub inode mode properly
Since we've used up all the bits in i_mode, the existing mode check
doesn't actually do anything useful.  However, we've not used all the
bit values in the format portion of i_mode, so we /do/ need to test
that for bad values.

Fixes: 80e4e1268 ("xfs: scrub inodes")
Fixes-coverity-id: 1423992
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
2017-11-30 08:43:52 -08:00
Darrick J. Wong 2d5f4b5beb xfs: remove unused parameter from xfs_writepage_map
The first thing that xfs_writepage_map does is clobber the offset
parameter.  Since we never use the passed-in value, turn the parameter
into a local variable.  This gets rid of an UBSAN warning in generic/466.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
2017-11-30 08:43:52 -08:00
Darrick J. Wong 22a6c83777 xfs: ubsan fixes
Fix some complaints from the UBSAN about signed integer addition overflows.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
2017-11-30 08:43:52 -08:00
Shuah Khan 1ac7c8a78b usbip: fix usbip attach to find a port that matches the requested speed
usbip attach fails to find a free port when the device on the first port
is a USB_SPEED_SUPER device and non-super speed device is being attached.
It keeps checking the first port and returns without a match getting stuck
in a loop.

Fix it check to find the first port with matching speed.

Reported-by: Juan Zea <juan.zea@qindel.com>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-30 16:40:02 +00:00
Yuyang Du 770b2edece usbip: Fix USB device hang due to wrong enabling of scatter-gather
The previous USB3 SuperSpeed enabling patches mistakenly enabled
URB scatter-gather chaining, which is actually not supported by
the VHCI HCD. This patch fixes that.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=197867
Fixes: 03cd00d538 ("usbip: vhci-hcd: Set the vhci structure up to work")
Reported-by: Juan Zea <juan.zea@qindel.com>
Signed-off-by: Yuyang Du <yuyang.du@intel.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Shuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-30 16:40:01 +00:00
Greg Kroah-Hartman 05bcccebda usb: fixes for v4.15-rc2
After a long time, we finally have a good solution for how to handle
 OS descriptor on FFS. From now on we will force the Reserved field to
 be 1 as mandated by the specification.
 
 Apart from that, we have a couple other smaller fixes:
 
 - FFS learned to not sleep in atomic context.
 - UDC-core has a fix for the way we set a UDC's operating speed.
 - Renesas USB3 has a fix for the maximum number of pipes supported
 - Allow legacy drivers to be compiled without USB_ETH
 - Fix some coccinelle warnings
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Merge tag 'fixes-for-v4.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-linus

Felipe writes:

usb: fixes for v4.15-rc2

After a long time, we finally have a good solution for how to handle
OS descriptor on FFS. From now on we will force the Reserved field to
be 1 as mandated by the specification.

Apart from that, we have a couple other smaller fixes:

- FFS learned to not sleep in atomic context.
- UDC-core has a fix for the way we set a UDC's operating speed.
- Renesas USB3 has a fix for the maximum number of pipes supported
- Allow legacy drivers to be compiled without USB_ETH
- Fix some coccinelle warnings
2017-11-30 16:33:59 +00:00
Greg Kroah-Hartman 7a38b2d107 USB-serial fixes for v4.15-rc2
Here are some new device ids.
 
 All have been in linux-next with no reported issues.
 
 Signed-off-by: Johan Hovold <johan@kernel.org>
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Merge tag 'usb-serial-4.15-rc2' of https://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus

Johan writes:

USB-serial fixes for v4.15-rc2

Here are some new device ids.

All have been in linux-next with no reported issues.

Signed-off-by: Johan Hovold <johan@kernel.org>
2017-11-30 16:33:04 +00:00
Linus Torvalds 9e0600f5cf * x86 bugfixes: APIC, nested virtualization, IOAPIC
* PPC bugfix: HPT guests on a POWER9 radix host
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM fixes from Paolo Bonzini:

 - x86 bugfixes: APIC, nested virtualization, IOAPIC

 - PPC bugfix: HPT guests on a POWER9 radix host

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (26 commits)
  KVM: Let KVM_SET_SIGNAL_MASK work as advertised
  KVM: VMX: Fix vmx->nested freeing when no SMI handler
  KVM: VMX: Fix rflags cache during vCPU reset
  KVM: X86: Fix softlockup when get the current kvmclock
  KVM: lapic: Fixup LDR on load in x2apic
  KVM: lapic: Split out x2apic ldr calculation
  KVM: PPC: Book3S HV: Fix migration and HPT resizing of HPT guests on radix hosts
  KVM: vmx: use X86_CR4_UMIP and X86_FEATURE_UMIP
  KVM: x86: Fix CPUID function for word 6 (80000001_ECX)
  KVM: nVMX: Fix vmx_check_nested_events() return value in case an event was reinjected to L2
  KVM: x86: ioapic: Preserve read-only values in the redirection table
  KVM: x86: ioapic: Clear Remote IRR when entry is switched to edge-triggered
  KVM: x86: ioapic: Remove redundant check for Remote IRR in ioapic_set_irq
  KVM: x86: ioapic: Don't fire level irq when Remote IRR set
  KVM: x86: ioapic: Fix level-triggered EOI and IOAPIC reconfigure race
  KVM: x86: inject exceptions produced by x86_decode_insn
  KVM: x86: Allow suppressing prints on RDMSR/WRMSR of unhandled MSRs
  KVM: x86: fix em_fxstor() sleeping while in atomic
  KVM: nVMX: Fix mmu context after VMLAUNCH/VMRESUME failure
  KVM: nVMX: Validate the IA32_BNDCFGS on nested VM-entry
  ...
2017-11-30 08:15:19 -08:00
Linus Torvalds 22985bf59b Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Martin Schwidefsky:

 - SPDX identifiers are added to more of the s390 specific files.

 - The ELF_ET_DYN_BASE base patch from Kees is reverted, with the change
   some old 31-bit programs crash.

 - Bug fixes and cleanups.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: (29 commits)
  s390/gs: add compat regset for the guarded storage broadcast control block
  s390: revert ELF_ET_DYN_BASE base changes
  s390: Remove redundant license text
  s390: crypto: Remove redundant license text
  s390: include: Remove redundant license text
  s390: kernel: Remove redundant license text
  s390: add SPDX identifiers to the remaining files
  s390: appldata: add SPDX identifiers to the remaining files
  s390: pci: add SPDX identifiers to the remaining files
  s390: mm: add SPDX identifiers to the remaining files
  s390: crypto: add SPDX identifiers to the remaining files
  s390: kernel: add SPDX identifiers to the remaining files
  s390: sthyi: add SPDX identifiers to the remaining files
  s390: drivers: Remove redundant license text
  s390: crypto: Remove redundant license text
  s390: virtio: add SPDX identifiers to the remaining files
  s390: scsi: zfcp_aux: add SPDX identifier
  s390: net: add SPDX identifiers to the remaining files
  s390: char: add SPDX identifiers to the remaining files
  s390: cio: add SPDX identifiers to the remaining files
  ...
2017-11-30 08:13:36 -08:00
Andre Przywara 07c43a382d pinctrl: sunxi: Disable strict mode for H5 driver
All of the H5 boards in the kernel reference the MMC0 CD pin twice in
their DT, so strict mode will make the MMC driver fail to load.
To keep existing DTs working, disable strict mode in the H5 driver.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reported-by: Chris Obbard <obbardc@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2017-11-30 16:50:43 +01:00
Andre Przywara 7c5c2c2d18 pinctrl: sunxi: Fix A64 UART mux value
To use pin PF4 as the RX signal of UART0, we have to write 0b011 into
the respective pin controller register.
Fix the wrong value we had in our table so far.

Fixes: 96851d391d ("drivers: pinctrl: add driver for Allwinner A64 SoC")
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2017-11-30 16:48:54 +01:00
Andre Przywara 6ad4cc8d1a pinctrl: sunxi: Fix A80 interrupt pin bank
On the A80 the pins on port B can trigger interrupts, and those are
assigned to the second interrupt bank.
Having two pins assigned to the same interrupt bank/pin combination does
not look healthy (instead more like a copy&paste bug from pins PA14-PA16),
so fix the interrupt bank for pins PB14-PB16, which is actually 1.

I don't have any A80 board, so could not test this.

Fixes: d5e9fb31ba ("pinctrl: sunxi: Add A80 pinctrl muxing options")
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2017-11-30 16:47:37 +01:00
Hangbin Liu f859b4af1c sit: update frag_off info
After parsing the sit netlink change info, we forget to update frag_off in
ipip6_tunnel_update(). Fix it by assigning frag_off with new value.

Reported-by: Jianlin Shi <jishi@redhat.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 10:25:41 -05:00
Eric Dumazet 3016dad75b tcp: remove buggy call to tcp_v6_restore_cb()
tcp_v6_send_reset() expects to receive an skb with skb->cb[] layout as
used in TCP stack.
MD5 lookup uses tcp_v6_iif() and tcp_v6_sdif() and thus
TCP_SKB_CB(skb)->header.h6

This patch probably fixes RST packets sent on behalf of a timewait md5
ipv6 socket.

Before Florian patch, tcp_v6_restore_cb() was needed before jumping to
no_tcp_socket label.

Fixes: 271c3b9b7b ("tcp: honour SO_BINDTODEVICE for TW_RST case too")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Florian Westphal <fw@strlen.de>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 10:21:44 -05:00
Cong Wang 90a6ec8535 act_sample: get rid of tcf_sample_cleanup_rcu()
Similar to commit d7fb60b9ca ("net_sched: get rid of tcfa_rcu"),
TC actions don't need to respect RCU grace period, because it
is either just detached from tc filter (standalone case) or
it is removed together with tc filter (bound case) in which case
RCU grace period is already respected at filter layer.

Fixes: 5c5670fae4 ("net/sched: Introduce sample tc action")
Reported-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: Jiri Pirko <jiri@resnulli.us>
Cc: Yotam Gigi <yotamg@mellanox.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 10:19:17 -05:00
David S. Miller 6c9257a708 RxRPC fixes
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Merge tag 'rxrpc-fixes-20171129' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs

David Howells says:

====================
rxrpc: Fixes

Here are three patches for AF_RXRPC.  One removes some whitespace, one
fixes terminal ACK generation and the third makes a couple of places
actually use the timeout value just determined rather than ignoring it.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 10:07:34 -05:00
Lucas Stach a152992062 drm/imx: always call wait_for_flip_done in commit_tail
drm_atomic_helper_wait_for_vblanks will go away in the future.

The new drm_atomic_helper_setup_commit in 4.15 expects that blocking commits
have completed flipping before the commit_tail returns. This must be ensured
by calling wait_for_vblanks or wait_for_flip_done, where flip_done might do
a less agressive wait, which is fine for imx-drm.

Fixes: 080de2e5be (drm/atomic: Check for busy planes/connectors before
                     setting the commit)
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2017-11-30 15:47:40 +01:00
Corentin Labbe 1c08ac0c4b net: stmmac: dwmac-sun8i: fix allwinner,leds-active-low handling
The driver expect "allwinner,leds-active-low" to be in PHY node, but
the binding doc expect it to be in MAC node.

Since all board DT use it also in MAC node, the driver need to search
allwinner,leds-active-low in MAC node.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 09:44:56 -05:00
Keerthy 7f8e2a85c1 gpio: davinci: Assign first bank regs for unbanked case
As per the re-design assign the first bank regs for unbanked
irq case. This was missed out in the original patch.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Fixes: b5cf3fd827 ("gpio: davinci: Redesign driver to accommodate ngpios in one gpio chip")
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2017-11-30 15:40:01 +01:00
Linus Walleij 793b918404 pinctrl: gemini: Fix usage of 3512 groups
The pin config lookup function was still hardcoding the
3516 pin set, which is obviously wrong. Use the pointer
in the state container.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2017-11-30 15:36:34 +01:00
Geert Uytterhoeven a158531f3c gpio: 74x164: Fix crash during .remove()
Commit 7ebc194d0f ("gpio: 74x164: Introduce 'enable-gpios'
property") added a new member gpiod_oe to the end of the struct
gen_74x164_chip, after the zero-length buffer array.

However, this buffer is a flexible array, allocated together with the
structure during .probe().  As the buffer is no longer the last member,
writing to it corrupts the newly added member after it.
During device removal, the corrupted member will be used as a pointer,
leading to a crash.

This went unnoticed, as the flexible array was declared as "buffer[0]"
instead of "buffer[]", and thus did not trigger a "flexible array member
not at end of struct" error from gcc.

Move the gpiod_oe field up to fix this, and drop the zero from the array
size to prevent future similar bugs.

Fixes: 7ebc194d0f ("gpio: 74x164: Introduce 'enable-gpios' property")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2017-11-30 15:31:14 +01:00
Geert Uytterhoeven f8821f96ae skbuff: Grammar s/are can/can/, s/change/changes/
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 09:15:53 -05:00
Yan Markman a154f8e399 net: mvpp2: allocate zeroed tx descriptors
Reserved and unused fields in the Tx descriptors should be 0. The PPv2
driver doesn't clear them at run-time (for performance reasons) but
these descriptors aren't zeroed when allocated, which can lead to
unpredictable behaviors. This patch fixes this by using
dma_zalloc_coherent instead of dma_alloc_coherent.

Fixes: 3f518509de ("ethernet: Add new driver for Marvell Armada 375 network unit")
Signed-off-by: Yan Markman <ymarkman@marvell.com>
[Antoine: commit message]
Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-11-30 09:12:46 -05:00
Rafael J. Wysocki b6c7026872 Merge branch 'acpi-ec' into acpi
* acpi-ec:
  ACPI / EC: Fix regression related to PM ops support in ECDT device
2017-11-30 13:37:29 +01:00
Rafael J. Wysocki 6981037442 Merge branch 'pm-tools'
* pm-tools:
  cpupower : Fix cpupower working when cpu0 is offline
  cpupowerutils: bench - Fix cpu online check
2017-11-30 13:29:56 +01:00
Dan Carpenter bc2aba9052 omapdrm: hdmi4_cec: signedness bug in hdmi4_cec_init()
"ret" needs to be signed for the error handling to work.

Fixes: 8d7f934df8 ("omapdrm: hdmi4_cec: add OMAP4 HDMI CEC support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2017-11-30 12:25:37 +02:00
Laurent Pinchart bf25dac38f drm: omapdrm: Fix DPI on platforms using the DSI VDDS
Commit d178e034d5 ("drm: omapdrm: Move FEAT_DPI_USES_VDDS_DSI feature
to dpi code") replaced usage of platform data version with SoC matching
to configure DPI VDDS. The SoC match entries were incorrect, they should
have matched on the machine name instead of the SoC family. Fix it.

The result was observed on OpenPandora with OMAP3530 where the panel only
had the Blue channel and Red&Green were missing. It was not observed on
GTA04 with DM3730.

Fixes: d178e034d5 ("drm: omapdrm: Move FEAT_DPI_USES_VDDS_DSI feature to dpi code")
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reported-by: H. Nikolaus Schaller <hns@goldelico.com>
Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
Cc: stable@vger.kernel.org # 4.14
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2017-11-30 12:25:37 +02:00
Peter Ujfalusi 23970e150a omapdrm: hdmi4: Correct the SoC revision matching
I believe the intention of the commit 2c9fc9bf45
("drm: omapdrm: Move FEAT_HDMI_* features to hdmi4 driver")
was to identify omap4430 ES1.x, omap4430 ES2.x and other OMAP4 revisions,
like omap4460.

By using family=OMAP4 in the match the code will treat omap4460 ES1.x in a
same way as it would treat omap4430 ES1.x

This breaks HDMI audio on OMAP4460 devices (PandaES for example).

Correct the match rule so we are not going to get false positive match.

Fixes: 2c9fc9bf45 ("drm: omapdrm: Move FEAT_HDMI_* features to hdmi4 driver")

Cc: stable@vger.kernel.org # 4.14
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2017-11-30 12:25:37 +02:00
Arnd Bergmann 499ec0ed5e drm/omap: displays: panel-dpi: add backlight dependency
The new backlight code causes a link failure when backlight
support itself is disabled:

drivers/gpu/drm/omapdrm/displays/panel-dpi.o: In function `panel_dpi_probe_of':
panel-dpi.c:(.text+0x35c): undefined reference to `of_find_backlight_by_node'

This adds a Kconfig dependency like we have for the other OMAP
display targets.

Fixes: 39135a305a ("drm/omap: displays: panel-dpi: Support for handling backlight devices")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2017-11-30 12:25:37 +02:00
Christophe JAILLET 8677b1ac2d drm/omap: Fix error handling path in 'omap_dmm_probe()'
If we don't find a matching device node, we must free the memory allocated
in 'omap_dmm' a few lines above.

Fixes: 7cb0d6c17b ("drm/omap: fix TILER on OMAP5")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2017-11-30 12:25:37 +02:00
Sakari Ailus 781b045bae media: imx274: Fix error handling, add MAINTAINERS entry
Add the missing MAINTAINERS entry for imx274, fix error handling in driver
probe and unregister the correct control handler in driver remove.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:45:12 -05:00
Niklas Söderlund 487cc85785 media: v4l: async: use the v4l2_dev from the root notifier when matching sub-devices
When matching and registering a sub-device from a sub-notifier use the
v4l2_device from the root parent notifier. Using the v4l2_dev stored in
the sub-notifier itself is incorrect as it might not be set.

This can be demonstrated by unbinding and rebinding the adv748x driver
and observing that it fails to probe due to the check !v4l2_dev in
v4l2_device_register_subdev().

    # echo 4-0070 > /sys/bus/i2c/drivers/adv748x/unbind
    # echo 4-0070 > /sys/bus/i2c/drivers/adv748x/bind
    adv748x 4-0070: chip found @ 0xe0 revision 2143
    adv748x 4-0070: Failed to probe TXA
    adv748x: probe of 4-0070 failed with error -22

Looking at the commit which adds sub-notifiers to V4L2 it looks like
this is the intended behavior of the original commit. With this fix the
adv748x can be re-bound and still function properly.

Fixes: 2cab00bb07 ("media: v4l: async: Allow binding notifiers to sub-devices")

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:44:07 -05:00
Tomasz Figa 3bf393860f media: v4l2-fwnode: Check subdev count after checking port
Current implementation of __v4l2_async_notifier_parse_fwnode_endpoints()
checks first whether subdev_count >= subdev_max and only then whether
the port being parsed matches the given port index. This triggers an
error in otherwise valid cases of skipping ports that do not match.

Fix this by moving the check below the port index check.

Fixes: 9ca4653121 ("media: v4l: fwnode: Support generic parsing of graph endpoints in a device")

Signed-off-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:43:05 -05:00
Arnd Bergmann 2aa4d4985f media: et8ek8: select V4L2_FWNODE
v4l2_async_register_subdev_sensor_common() is only provided when
CONFIG_V4L2_FWNODE is enabled, otherwise we get a link failure:

drivers/media/i2c/et8ek8/et8ek8_driver.o: In function `et8ek8_probe':
et8ek8_driver.c:(.text+0x884): undefined reference to `v4l2_async_register_subdev_sensor_common'

This adds a Kconfig 'select' statement like all the other users of
this interface have.

Fixes: d8932f38c1 ("media: et8ek8: Add support for flash and lens devices")

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:42:19 -05:00
Sakari Ailus fce8ba670b media: ov13858: Select V4L2_FWNODE
The ov13858 driver depends on the V4L2 fwnode, thus add that to Kconfig.

Fixes: 5fcf092e0c ("[media] ov13858: add support for OV13858 sensor")

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:41:58 -05:00
Sean Young 67f0f15ad5 media: rc: partial revert of "media: rc: per-protocol repeat period"
Since commit d57ea877af ("media: rc: per-protocol repeat period"), most
IR protocols have a lower keyup timeout. This causes problems on the
ite-cir, which has default IR timeout of 200ms.

Since the IR decoders read the trailing space, with a IR timeout of 200ms,
the last keydown will have at least a delay of 200ms. This is more than
the protocol timeout of e.g. rc-6 (which is 164ms). As a result the last
IR will be interpreted as a new keydown event, and we get two keypresses.

Revert the protocol timeout to 250ms, except for cec which needs a timeout
of 550ms.

Fixes: d57ea877af ("media: rc: per-protocol repeat period")

Cc: <stable@vger.kernel.org> # 4.14
Reported-by: Matthias Reichl <hias@horus.com>
Signed-off-by: Sean Young <sean@mess.org>
Tested-by: Matthias Reichl <hias@horus.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:40:23 -05:00
Laurent Caumont 6d33377f2a media: dvb: i2c transfers over usb cannot be done from stack
Cc: stable@vger.kernel.org
Signed-off-by: Laurent Caumont <lcaumont2@gmail.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:39:32 -05:00
Mauro Carvalho Chehab be9b53c837 media: dvb-frontends: complete kernel-doc markups
For the dvb-frontends that are now part of the documentation,
complete the kernel-doc markups, in order for them to be
properly used at the driver's kAPI documentation.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:19:05 -05:00
Mauro Carvalho Chehab e61edeb155 media: docs: add documentation for frontend attach info
Add to the media book the attachment kAPI for the DVB
frontend drivers that have already some kernel-doc markup.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:19:04 -05:00