Commit graph

982,081 commits

Author SHA1 Message Date
Jiri Pirko
2008495d81 flow_offload: pass action cookie through offload structures
Extend struct flow_action_entry in order to hold TC action cookie
specified by user inserting the action.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-02-25 11:05:54 -08:00
Robin Murphy
a8e446e497 dt-bindings: ARM: Clean up PMU compatible list
The "alpha by vendor, reverse-alpha by model" sorting of compatibles
that we seem to have ended up with is decidedly odd. Make it less so.

Also copy the comment from the generic "arm,armv8" CPU binding to help
clarify that the "arm,armv8-pmuv3" binding is rather intended to be a
counterpart to that, for describing implementations without a specific
microarchitecture like the AEMv8 software model.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-02-25 13:01:51 -06:00
Robin Murphy
05f9e9f7c9 dt-bindings: ARM: Add recent Cortex/Neoverse PMUs
Add new PMU definitions to correspond with the CPU bindings.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-02-25 13:01:51 -06:00
Robin Murphy
5c2614e995 dt-bindings: ARM: Add recent Cortex/Neoverse CPUs
The CPU group has been busy since we last updated these bindings...
Add definitions for all the new Cortex-A and Neoverse cores now
available.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2020-02-25 13:01:50 -06:00
Jason A. Donenfeld
a8e41f6033 icmp: allow icmpv6_ndo_send to work with CONFIG_IPV6=n
The icmpv6_send function has long had a static inline implementation
with an empty body for CONFIG_IPV6=n, so that code calling it doesn't
need to be ifdef'd. The new icmpv6_ndo_send function, which is intended
for drivers as a drop-in replacement with an identical function
signature, should follow the same pattern. Without this patch, drivers
that used to work with CONFIG_IPV6=n now result in a linker error.

Cc: Chen Zhou <chenzhou10@huawei.com>
Reported-by: Hulk Robot <hulkci@huawei.com>
Fixes: 0b41713b60 ("icmp: introduce helper for nat'd source address in network device context")
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-02-25 11:01:39 -08:00
Scott Mayhew
55dee1bc0d nfs: add minor version to nfs_server_key for fscache
An NFS client that mounts multiple exports from the same NFS
server with higher NFSv4 versions disabled (i.e. 4.2) and without
forcing a specific NFS version results in fscache index cookie
collisions and the following messages:
[  570.004348] FS-Cache: Duplicate cookie detected

Each nfs_client structure should have its own fscache index cookie,
so add the minorversion to nfs_server_key.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=200145
Signed-off-by: Scott Mayhew <smayhew@redhat.com>
Signed-off-by: Dave Wysochanski <dwysocha@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
2020-02-25 13:53:24 -05:00
Scott Mayhew
75a9b91761 NFS: Fix leak of ctx->nfs_server.hostname
If userspace passes an nfs_mount_data struct in the data argument of
mount(2), then nfs23_parse_monolithic() or nfs4_parse_monolithic()
will allocate memory for ctx->nfs_server.hostname.  This needs to be
freed in nfs_parse_source(), which also allocates memory for
ctx->nfs_server.hostname, otherwise a leak will occur.

Reported-by: syzbot+193c375dcddb4f345091@syzkaller.appspotmail.com
Fixes: f2aedb713c ("NFS: Add fs_context support.")
Signed-off-by: Scott Mayhew <smayhew@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
2020-02-25 13:48:21 -05:00
Rodrigo Vivi
53e3ca6749 drm/i915: Update DRIVER_DATE to 20200225
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2020-02-25 10:41:22 -08:00
Scott Mayhew
1821b26a1f NFS: Don't hard-code the fs_type when submounting
Hard-coding the fstype causes "nfs4" mounts to appear as "nfs",
which breaks scripts that do "umount -at nfs4".

Reported-by: Patrick Steinhardt <ps@pks.im>
Fixes: f2aedb713c ("NFS: Add fs_context support.")
Signed-off-by: Scott Mayhew <smayhew@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
2020-02-25 13:31:19 -05:00
Linus Torvalds
c5f8689118 RISC-V Fixes for 5.6-rc4
This tag contains a handful of RISC-V related fixes that I've collected and
 would like to target for 5.6-rc4:
 
 * A fix to set up the PMPs on boot, which allows the kernel to access memory on
   systems that don't set up permissive PMPs before getting to Linux.  This only
   effects machine-mode kernels, which currently means only NOMMU kernels.
 * A fix to avoid enabling supervisor-mode interrupts when running in
   machine-mode, also only for NOMMU kernels.
 * A pair of fixes to our KASAN support to avoid corrupting memory.
 * A gitignore fix.
 
 This boots on QEMU's virt board for me.
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Merge tag 'riscv-for-linux-5.6-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V fixes from Palmer Dabbelt:
 "This contains a handful of RISC-V related fixes that I've collected
  and would like to target for 5.6-rc4:

   - A fix to set up the PMPs on boot, which allows the kernel to access
     memory on systems that don't set up permissive PMPs before getting
     to Linux. This only effects machine-mode kernels, which currently
     means only NOMMU kernels.

   - A fix to avoid enabling supervisor-mode interrupts when running in
     machine-mode, also only for NOMMU kernels.

   - A pair of fixes to our KASAN support to avoid corrupting memory.

   - A gitignore fix.

  This boots on QEMU's virt board for me"

* tag 'riscv-for-linux-5.6-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  riscv: adjust the indent
  riscv: allocate a complete page size for each page table
  riscv: Fix gitignore
  RISC-V: Don't enable all interrupts in trap_init()
  riscv: set pmp configuration if kernel is running in M-mode
2020-02-25 10:14:39 -08:00
Linus Torvalds
d67f250e96 Merge branch 'mips-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux
Pull MIPS fixes from Paul Burton:
 "Here are a few MIPS fixes, and a MAINTAINERS update to hand over MIPS
  maintenance to Thomas Bogendoerfer - this will be my final pull
  request as MIPS maintainer.

  Thanks for your helpful comments, useful corrections & responsiveness
  during the time I've fulfilled the role, and I'm sure I'll pop up
  elsewhere in the tree somewhere down the line"

* 'mips-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux:
  MAINTAINERS: Hand MIPS over to Thomas
  MIPS: ingenic: DTS: Fix watchdog nodes
  MIPS: X1000: Fix clock of watchdog node.
  MIPS: vdso: Wrap -mexplicit-relocs in cc-option
  MIPS: VPE: Fix a double free and a memory leak in 'release_vpe()'
  MIPS: cavium_octeon: Fix syncw generation.
  mips: vdso: add build time check that no 'jalr t9' calls left
  MIPS: Disable VDSO time functionality on microMIPS
  mips: vdso: fix 'jalr t9' crash in vdso code
2020-02-25 10:09:41 -08:00
Rodrigo Vivi
ff36e78fdb Merge drm/drm-next into drm-intel-next-queued
Some DSI and VBT pending patches from Hans will apply
cleanly and with less ugly conflicts if they are rebuilt
on top of other patches that recently landed on drm-next.

Reference: https://patchwork.freedesktop.org/series/70952/
Cc: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com
2020-02-25 09:39:23 -08:00
Mikulas Patocka
7fc2e47f40 dm integrity: fix invalid table returned due to argument count mismatch
If the flag SB_FLAG_RECALCULATE is present in the superblock, but it was
not specified on the command line (i.e. ic->recalculate_flag is false),
dm-integrity would return invalid table line - the reported number of
arguments would not match the real number.

Fixes: 468dfca38b ("dm integrity: add a bitmap mode")
Cc: stable@vger.kernel.org # v5.2+
Reported-by: Ondrej Kozina <okozina@redhat.com>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2020-02-25 12:06:08 -05:00
Mikulas Patocka
53770f0ec5 dm integrity: fix a deadlock due to offloading to an incorrect workqueue
If we need to perform synchronous I/O in dm_integrity_map_continue(),
we must make sure that we are not in the map function - in order to
avoid the deadlock due to bio queuing in generic_make_request. To
avoid the deadlock, we offload the request to metadata_wq.

However, metadata_wq also processes metadata updates for write requests.
If there are too many requests that get offloaded to metadata_wq at the
beginning of dm_integrity_map_continue, the workqueue metadata_wq
becomes clogged and the system is incapable of processing any metadata
updates.

This causes a deadlock because all the requests that need to do metadata
updates wait for metadata_wq to proceed and metadata_wq waits inside
wait_and_add_new_range until some existing request releases its range
lock (which doesn't happen because the range lock is released after
metadata update).

In order to fix the deadlock, we create a new workqueue offload_wq and
offload requests to it - so that processing of offload_wq is independent
from processing of metadata_wq.

Fixes: 7eada909bf ("dm: add integrity target")
Cc: stable@vger.kernel.org # v4.12+
Reported-by: Heinz Mauelshagen <heinzm@redhat.com>
Tested-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2020-02-25 12:06:07 -05:00
Mikulas Patocka
d5bdf66108 dm integrity: fix recalculation when moving from journal mode to bitmap mode
If we resume a device in bitmap mode and the on-disk format is in journal
mode, we must recalculate anything above ic->sb->recalc_sector. Otherwise,
there would be non-recalculated blocks which would cause I/O errors.

Fixes: 468dfca38b ("dm integrity: add a bitmap mode")
Cc: stable@vger.kernel.org # v5.2+
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
2020-02-25 12:06:06 -05:00
Stephen Boyd
20055448dc i.MX clock fixes for 5.6:
A fix on i.MX8MN I2C4 and UART1 clock IDs, which clash with PWM2 and
 PWM3 ID.  This bug makes I2C4 and UART1 device in i.MX8MN DT point to
 PWM2 and PWM3 clock.
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Merge tag 'imx-clk-fixes-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into clk-fixes

Pull an i.MX clk fix from Shawn Guo:

A fix on i.MX8MN I2C4 and UART1 clock IDs, which clash with PWM2 and
PWM3 ID.  This bug makes I2C4 and UART1 device in i.MX8MN DT point to
PWM2 and PWM3 clock.

* tag 'imx-clk-fixes-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  clk: imx8mn: Fix incorrect clock defines
2020-02-25 08:57:00 -08:00
Dongli Zhang
93d7c31858 null_blk: remove unused fields in 'nullb_cmd'
'list', 'll_list' and 'csd' are no longer used.

The 'list' is not used since it was introduced by commit f2298c0403
("null_blk: multi queue aware block test driver").

The 'll_list' is no longer used since commit 3c395a969a ("null_blk: set a
separate timer for each command").

The 'csd' is no longer used since commit ce2c350b2c ("null_blk: use
blk_complete_request and blk_mq_complete_request").

Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-02-25 09:43:29 -07:00
Shirish S
a3ed353cf8 amdgpu/gmc_v9: save/restore sdpif regs during S3
fixes S3 issue with IOMMU + S/G  enabled @ 64M VRAM.

Suggested-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Shirish S <shirish.s@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2020-02-25 11:30:42 -05:00
Monk Liu
4829f89855 drm/amdgpu: fix memory leak during TDR test(v2)
fix system memory leak

v2:
fix coding style

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:30:01 -05:00
Yu-ting Shen
cab5dec425 drm/amd/display: limit display clock to 100MHz to avoid FIFO error
[Why]
when changing display clock, SMU need to use power up DFS and use
DENTIST to ramp DFS DID to switch target frequency before switching back
to bypass.

[How]
fixed the minimum display clock to 100MHz, it's W/A the same with PCO.

Signed-off-by: Yu-ting Shen <Yu-ting.Shen@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:10:08 -05:00
Jaehyun Chung
e2c9529f00 drm/amd/display: Access patches from stream for ignore MSA monitor patch
[Why]
System will crash when trying to access local sink in
core_link_enable_stream in MST case.

[How]
Access patches directly from stream.

Signed-off-by: Jaehyun Chung <jaehyun.chung@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Reviewed-by: Ashley Thomas <Ashley.Thomas2@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:10:01 -05:00
George Shen
d9758768a6 drm/amd/display: Temporarily disable stutter on MPO transition
[Why]
Underflow sometimes occurs during transition into MPO with stutter
enabled.

[How]
When transitioning into MPO, disable stutter. Re-enable stutter within
one frame.

Signed-off-by: George Shen <george.shen@amd.com>
Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Eric Yang <eric.yang2@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:53 -05:00
Sung Lee
4a680b455f drm/amd/display: Make clock table struct more accessible
[WHY]
Currently clock table struct is very far down in the bounding box struct
making it hard to find while debugging, especially when using the
dal3dbgext.

[HOW]
Move it up so it is the first struct defined, and therefore much easier
to find and access.

Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Eric Yang <eric.yang2@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:44 -05:00
Yongqiang Sun
89e94bc574 drm/amd/display: optimize prgoram wm and clks
[Why]
In some display configuration like 1080P monitor playing a 1080P video,
if user use ALT+F4 to exit Movie and TV, there is a chance clocks are
same only water mark changed. Current clock optimization machanism will
result in water mark keeps high after exit Movie and TV app.

[How]
Return if watermark need to be optimized when doing program watermark,
perform the optimization after.

Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:37 -05:00
Dmytro Laktyushkin
c479912ae6 drm/amd/display: correct dml surface size assignment
Need to assign surface size rather than viewport size for surface size
dml variable.

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:32 -05:00
Alvin Lee
a18463eff7 drm/amd/display: Update TTU properly
[Why]
We need to update TTU properly if DRAMClockChangeWatermark changes. If
TTU < DRAMClockChangeWatermark, we pstate won't be allowed and we will
hang in some PSR cases.

[How]
Update TTU if DramClockChangeWatermark value increases (only if TTU was
dependent on the watermark value on the DRAMClockChangeWatermark value
in the first place).

Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:25 -05:00
Michael Strauss
41ef3dcd86 drm/amd/display: Fix RV2 Variant Detection
[WHY]
RV2 and variants are indistinguishable by hw internal rev alone, need to
be distinguishable in order to correctly set max vlevel.  Previous
detection change incorrectly checked for hw internal rev.

[HOW]
Use pci revision to check if RV2 or low power variant Correct a few
overlapping ASICREV range checks

Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Reviewed-by: Michael Strauss <Michael.Strauss@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:12 -05:00
Wyatt Wood
9dac88d879 drm/amd/display: Add driver support for enabling PSR on DMCUB
[Why]
We want to be able to enable PSR on DMCUB, and fallback to
DMCU when necessary.

[How]
Add infrastructure to enable and disable PSR on DMCUB.

Signed-off-by: Wyatt Wood <wyatt.wood@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:06 -05:00
Aric Cyr
7895303b6b drm/amd/display: 3.2.74
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:09:00 -05:00
Dmytro Laktyushkin
850d15f2ec drm/amd/display: remove unused dml variable
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:08:53 -05:00
Dmytro Laktyushkin
56260cbff8 drm/amd/display: update dml input population function
Update dcn20_populate_dml_pipes_from_context to correctly handle odm
when no surface is provided.

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:08:47 -05:00
Peikang Zhang
3ebf1468cc drm/amd/display: Add visual confirm support for FreeSync 2 ARGB2101010
[Why]
DalMPVisualConfirm does not support FreeSync 2 ARGB2101010 which causes
black visual confirm bar when playing HDR video on FreeSync 2 display in
full screen mode

[How]
Added pink color for DalMPVisualConfirm on FreeSync 2 ARGB2101010
surface

Signed-off-by: Peikang Zhang <peikang.zhang@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:08:41 -05:00
Martin Leung
82054678ae drm/amd/display: Link training TPS1 workaround
[Why]
Previously implemented early_cr_pattern was link level but the whole
asic should be affected.

[How]
 - change old link flag to dc level
 - new bit in dc->work_arounds set by DM

Signed-off-by: Martin Leung <martin.leung@amd.com>
Reviewed-by: Joshua Aberback <Joshua.Aberback@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:08:35 -05:00
Jaehyun Chung
dc326f61c5 drm/amd/display: Monitor patch to delay setting ignore MSA bit
[Why]
Some displays clear ignore MSA bit on mode change, which cause
blackscreen when programming variable vtotals. Ignore MSA bit needs
programming needs to be delayed or re-set to be retained.

[How]
Create patch to delay programming ignore MSA bit after unblanking
stream.

Signed-off-by: Jaehyun Chung <jaehyun.chung@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:08:27 -05:00
David Galiffi
b01f22ec88 drm/amd/display: Workaround required for link training reliability
[Why]
A software workaround is required for all vendor-built cards on platform.

[How]
When performing DP link training, we must send TPS1 before DPCD:100h is
written with the proper bit rate value. This change must be applies in
ALL cases when LT happens.

Signed-off-by: David Galiffi <David.Galiffi@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:08:19 -05:00
Sung Lee
31cf6f3593 drm/amd/display: Revert "DCN2.x Do not program DPPCLK if same value"
[WHY]
Not programming dto with same values causes test failures in DCN2 diags
DPP tests.

[HOW]
This reverts commit 1b53e73323.

Signed-off-by: Sung Lee <sung.lee@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:06:05 -05:00
Nicholas Kazlauskas
2364076772 drm/amd/display: Add DMUB firmware state debugfs
[Why]
Firmware state helps to debug sequence issues and hangs for DMCUB
commands and we don't have an easy mechanism to dump it from the driver.

[How]
Add a debugfs entry to dump the current firmware state.
Example usage:

cat /sys/kernel/debug/dri/0/amdgpu_dm_dmub_fw_state

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:05:57 -05:00
Vladimir Stempen
c11e57f050 drm/amd/display: programming last delta in output transfer function LUT to a correct value
[Why]
Currently DAL programs negative slope for the last point of output
transfer function curve.

[How]
Applying a check for the last PWL point for RGB values not to be
smaller than previous. If smaller, initialize the last point values
to a sum of previous PWL value and previous PWL delta;

Signed-off-by: Vladimir Stempen <vladimir.stempen@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:05:51 -05:00
Anthony Koo
c01760d661 drm/amd/display: make some rn_clk_mgr structs and funcs static
[Why]
There are some structures and functions meant only to be used in the
scope of that single rn_clk_mgr c file.

[How]
Make structs and funcs static if only meant to be used within
rn_clk_mgr

Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:05:41 -05:00
Anthony Koo
accde06fcb drm/amd/display: Add function pointers for panel related hw functions
[Why]
Make panel backlight and power on/off functions into
hardware specific function pointers

[How]
Add function pointers for panel related hw functions
 - is_panel_powered_on
 - is_panel_backlight_on

Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:05:35 -05:00
Bhawanpreet Lakha
63a85ff6c3 drm/amd/display: Fix HDMI repeater authentication
when the rxstatus split was done the index was incorrect. This
lead to HDMI repeater authentication failure for HDCP2.X So fix it

Fixes: 3021690037 ("drm/amd/display: split rxstatus for hdmi and dp")
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:04:16 -05:00
Aric Cyr
493ba6611d drm/amd/display: 3.2.73
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:04:10 -05:00
Aric Cyr
3fc6376ed6 drm/amd/display: Only round InfoFrame refresh rates
[Why]
When calculating nominal refresh rates, don't round.
Only the VSIF needs to be rounded.

[How]
Revert rounding change for nominal and just round when forming the
FreeSync VSIF.

Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:04:01 -05:00
Peikang Zhang
0062972b9d drm/amd/display: System crashes when add_ptb_to_table() gets called
[Why]
Unused VMIDs were not evicted correctly

[How]
1. evict_vmids() logic was fixed;
2. Added boundary check for add_ptb_to_table() and
   clear_entry_from_vmid_table() to avoid crash caused by array out of
   boundary;
3. For mod_vmid_get_for_ptb(), vimd is changed from unsigned to signed
   due to vimd is signed.

Signed-off-by: Peikang Zhang <peikang.zhang@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:03:54 -05:00
Samson Tam
586ec5dc5c drm/amd/display: do not force UCLK DPM to stay at highest state during display off in DCN2
[Why]
Add optimization to allow pstate change support when all displays
are off in DCN2.

[How]
Add clk_mgr_helper_get_active_plane_cnt() to sum plane_count for all
valid stream_status[].  If plane_count is 0, then there are no active
or virtual streams present. Use plane_count == 0 as extra condition to
enable p_state_change_support in dcn2_update_clocks().

Signed-off-by: Samson Tam <Samson.Tam@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:03:39 -05:00
Roman Li
5ea2393127 drm/amd/display: Add dmcu f/w loading for NV12
[Why]
We need DMCU for features like PSR and ABM.

[How]
Add path to dmcu firmware binary and load it for Navi12.

Signed-off-by: Roman Li <roman.li@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:03:32 -05:00
Nicholas Kazlauskas
9a6ed54709 drm/amd/display: Don't ask PSP to load DMCUB for backdoor load
[Why]
If we're doing backdoor load then do it entirely ourselves without
invoking any of the frontdoor path to avoid potential issues with
outdated tOS.

[How]
Check the load type and don't pass it to base if we don't want it
loaded.

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:03:24 -05:00
Nicholas Kazlauskas
20a5e52f37 drm/amd/display: Wait for DMCUB to finish loading before executing commands
[Why]
When we execute the first command for ASIC_INIT for command table
offloading we can hit a timing scenario such that the interrupts
for the inbox wptr haven't been enabled yet and the first command
is ignored until the second command is sent.

[How]
This happens when either the SCRATCH0 is already the correct status
code or autoload check is unsupported.

Clear SCRATCH0 during reset.

Also ensure that we don't accidentally reset the ASIC again in case
of a hang by clearing GPINT while we're at it.

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Chris Park <Chris.Park@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:03:15 -05:00
Alvin Lee
3c9de4da02 drm/amd/display: Disable PG on NV12
[Why]
According to HW team, PG is dropped for NV12, but programming
the registers will still cause power to be consumed, so don't
program for NV12.

[How]
Set function pointer to NULL if NV12

Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:03:05 -05:00
Hersen Wu
ddde28a5f3 drm/amd/display: DMUB Firmware Load by PSP
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:02:59 -05:00