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- The FORCE_STOP_STATE bit is ineffective for forcing DSI link into LP-11 mode,
causing timing issues and potential bridge failures.
This patch reverts previous commits and corrects this issue.
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Merge tag 'drm-misc-fixes-for-v6.8-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes
One regression fixup to samsung-dsim.c module
- The FORCE_STOP_STATE bit is ineffective for forcing DSI link into LP-11 mode,
causing timing issues and potential bridge failures.
This patch reverts previous commits and corrects this issue.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Inki Dae <inki.dae@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240126141130.15512-1-inki.dae@samsung.com
This reverts commit eacabb5462717a52fccbbbba458365a4f5e61f35.
This commit causes some regressions in desktop usage, this will
reintroduce the original deadlock in DRI_PRIME situations, I've
got an idea to fix it by offloading to a workqueue in a different
spot, however this code has a race condition where we sometimes
miss interrupts so I'd like to fix that as well.
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
suspend fix for the anx7625 bridge, a revert to fix an initialization
order bug between i915 and simpledrm and a documentation warning fix for
dp_mst.
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Merge tag 'drm-misc-fixes-2024-01-26' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
Plenty of ivpu fixes to improve the general stability and debugging, a
suspend fix for the anx7625 bridge, a revert to fix an initialization
order bug between i915 and simpledrm and a documentation warning fix for
dp_mst.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <mripard@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/tp77e5fokigup6cgmpq6mtg46kzdw2dpze6smpnwfoml4kmwpq@bo6mbkezpkle
The FORCE_STOP_STATE bit is unsuitable to force the DSI link into LP-11
mode. It seems the bridge internally queues DSI packets and when the
FORCE_STOP_STATE bit is cleared, they are sent in close succession
without any useful timing (this also means that the DSI lanes won't go
into LP-11 mode). The length of this gibberish varies between 1ms and
5ms. This sometimes breaks an attached bridge (TI SN65DSI84 in this
case). In our case, the bridge will fail in about 1 per 500 reboots.
The FORCE_STOP_STATE handling was introduced to have the DSI lanes in
LP-11 state during the .pre_enable phase. But as it turns out, none of
this is needed at all. Between samsung_dsim_init() and
samsung_dsim_set_display_enable() the lanes are already in LP-11 mode.
The code as it was before commit 20c827683de0 ("drm: bridge:
samsung-dsim: Fix init during host transfer") and 0c14d3130654 ("drm:
bridge: samsung-dsim: Fix i.MX8M enable flow to meet spec") was correct
in this regard.
This patch basically reverts both commits. It was tested on an i.MX8M
SoC with an SN65DSI84 bridge. The signals were probed and the DSI
packets were decoded during initialization and link start-up. After this
patch the first DSI packet on the link is a VSYNC packet and the timing
is correct.
Command mode between .pre_enable and .enable was also briefly tested by
a quick hack. There was no DSI link partner which would have responded,
but it was made sure the DSI packet was send on the link. As a side
note, the command mode seems to just work in HS mode. I couldn't find
that the bridge will handle commands in LP mode.
Fixes: 20c827683de0 ("drm: bridge: samsung-dsim: Fix init during host transfer")
Fixes: 0c14d3130654 ("drm: bridge: samsung-dsim: Fix i.MX8M enable flow to meet spec")
Signed-off-by: Michael Walle <mwalle@kernel.org>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231113164344.1612602-1-mwalle@kernel.org
amdgpu:
- AC/DC power supply tracking fix
- Don't show invalid vram vendor data
- SMU 13.0.x fixes
- GART fix for umr on systems without VRAM
- GFX 10/11 UNORD_DISPATCH fixes
- IPS display fixes (required for S0ix on some platforms)
- Misc fixes
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Merge tag 'amd-drm-fixes-6.8-2024-01-25' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes
amd-drm-fixes-6.8-2024-01-25:
amdgpu:
- AC/DC power supply tracking fix
- Don't show invalid vram vendor data
- SMU 13.0.x fixes
- GART fix for umr on systems without VRAM
- GFX 10/11 UNORD_DISPATCH fixes
- IPS display fixes (required for S0ix on some platforms)
- Misc fixes
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240125221503.5019-1-alexander.deucher@amd.com
- Make an ops struct static
- Fix an implicit 0 to NULL conversion
- A couple of 32-bit fixes
- A migration coherency fix for Lunar Lake.
- An error path vm id leak fix
- Remove PVC references in kunit tests
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Merge tag 'drm-xe-fixes-2024-01-25' of https://gitlab.freedesktop.org/drm/xe/kernel into drm-fixes
Driver Changes:
- Make an ops struct static
- Fix an implicit 0 to NULL conversion
- A couple of 32-bit fixes
- A migration coherency fix for Lunar Lake.
- An error path vm id leak fix
- Remove PVC references in kunit tests
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Thomas Hellstrom <thomas.hellstrom@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZbIb7l0EhpVp5cXE@fedora
[Why]
IPS was temporary disabled due to instability.
It was fixed in dmub firmware and with:
- "drm/amd/display: Add IPS checks before dcn register access"
- "drm/amd/display: Disable ips before dc interrupt setting"
[How]
Enable IPS by default.
Disable IPS if 0x800 bit set in amdgpu.dcdebugmask module params
Signed-off-by: Roman Li <Roman.Li@amd.com>
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
For debugging IPS-related issues, expose a new debug mask
that allows to disable IPS.
Usage:
amdgpu.dcdebugmask=0x800
Signed-off-by: Roman Li <Roman.Li@amd.com>
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
[Why]
While in IPS2 an access to dcn registers is not allowed.
If interrupt results in dc call, we should disable IPS.
[How]
Safeguard register access in IPS2 by disabling idle optimization
before calling dc interrupt setting api.
Signed-off-by: Roman Li <Roman.Li@amd.com>
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
[Why]
Because ABM will wait VStart to start getting histogram data,
it will cause we can't enter IPS while full screnn video playing.
[How]
Modify the panel refresh rate to the maximun multiple of current
refresh rate.
Reviewed-by: Dennis Chan <dennis.chan@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: ChunTao Tso <chuntao.tso@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
[Why]
With IPS enabled a system hangs once PSR is active.
PSR active triggers transition to IPS2 state.
While in IPS2 an access to dcn registers results in hard hang.
Existing check doesn't cover for PSR sequence.
[How]
Safeguard register access by disabling idle optimization in atomic commit
and crtc scanout. It will be re-enabled on next vblank.
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
- Introduce a new Replay mode for DMUB version 0.0.199.0
Reviewed-by: Martin Leung <martin.leung@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
[Why & How]
Add regkey to block video playback in IPS2 by default
Allow idle optimizations in the same spot we allow Replay for
video playback usecases.
Avoid sending it when there's an external display connected by
modifying the allow idle checks to check for active non-eDP screens.
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This needs to be set to 1 to avoid a potential deadlock in
the GC 10.x and newer. On GC 9.x and older, this needs
to be set to 0. This can lead to hangs in some mixed
graphics and compute workloads. Updated firmware is also
required for AQL.
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This needs to be set to 1 to avoid a potential deadlock in
the GC 10.x and newer. On GC 9.x and older, this needs
to be set to 0. This can lead to hangs in some mixed
graphics and compute workloads. Updated firmware is also
required for AQL.
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This allows kernel mapped pages like the PDB and PTB to be
read via the iomem debugfs when there is no vram in the system.
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.7.x
Power limit of SMUv13.0.6 SOCs can be updated by out-of-band ways. Fetch
the limit from firmware instead of using cached values.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.7.x
amdgpu_reg_state_sysfs_fini could be invoked at the
time when asic_func is even not initialized, i.e.,
amdgpu_discovery_init fails for some reason.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Ony if vram vendor info is available, show in sysfs.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.7.x
update the power cap setting for smu_v13.0.0/smu_v13.0.7
Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2356
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
For GFX 9.4.3 APUs, the current method of fetching vram vendor
information is not reliable. Avoid fetching the information.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.7.x
The power source flag should be updated when
[1] System receives an interrupt indicating that the power source
has changed.
[2] System resumes from suspend or runtime suspend
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
The 'status' variable in 'core_link_read_dpcd()' &
'core_link_write_dpcd()' was uninitialized.
Thus, initializing 'status' variable to 'DC_ERROR_UNEXPECTED' by default.
Fixes the below:
drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_dpcd.c:226 core_link_read_dpcd() error: uninitialized symbol 'status'.
drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_dpcd.c:248 core_link_write_dpcd() error: uninitialized symbol 'status'.
Cc: stable@vger.kernel.org
Cc: Jerry Zuo <jerry.zuo@amd.com>
Cc: Jun Lei <Jun.Lei@amd.com>
Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Aurabindo Pillai <aurabindo.pillai@amd.com>
Cc: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Cc: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
update smu v13.0.6 message to allow guest driver set gfx clock.
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
- Synchronize job submission with reset/recovery using reset_lock
- Always print recovery reason and call diagnose_failure()
- Don't allow for autosupend during recovery
- Prevent immediate autosuspend after reset/recovery
- Prevent force_recovery for issuing TDR when device is suspended
- Reset VPU instead triggering recovery after changing debugfs params
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240122120945.1150728-4-jacek.lawrynowicz@linux.intel.com
- Wake up the device as late as possible
- Remove job reference counting in order to simplify the code
- Don't put jobs that are not fully submitted on submitted_jobs_xa in
order to avoid potential races with reset/recovery
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240122120945.1150728-3-jacek.lawrynowicz@linux.intel.com
On HSW non-ULT (or at least on Dell Latitude E6540) external displays
start to flicker when we enable PSR on the eDP. We observe a much higher
SR and PC6 residency than should be possible with an external display,
and indeen much higher than what we observe with eDP disabled and
only the external display enabled. Looks like the hardware is somehow
ignoring the fact that the external display is active during PSR.
I wasn't able to redproduce this on my HSW ULT machine, or BDW.
So either there's something specific about this particular laptop
(eg. some unknown firmware thing) or the issue is limited to just
non-ULT HSW systems. All known registers that could affect this
look perfectly reasonable on the affected machine.
As a workaround let's unmask the LPSP event to prevent PSR entry
except while in LPSP mode (only pipe A + eDP active). This
will prevent PSR entry entirely when multiple pipes are active.
The one slight downside is that we now also prevent PSR entry
when driving eDP with pipe B or C, but I think that's a reasonable
tradeoff to avoid having to implement a more complex workaround.
Cc: stable@vger.kernel.org
Fixes: 783d8b80871f ("drm/i915/psr: Re-enable PSR1 on hsw/bdw")
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10092
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240118212131.31868-1-ville.syrjala@linux.intel.com
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
(cherry picked from commit 94501c3ca6400e463ff6cc0c9cf4a2feb6a9205d)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
- Minor fix in `drm/exynos: gsc: gsc_runtime_resume`
. The patch ensures `clk_disable_unprepare()` is called on the first
element of `ctx->clocks` array.
This issue was identified by the Linux Verification Center.
- Fix excessive stack usage in `fimd_win_set_pixfmt()` in `drm/exynos`
. The issue, highlighted by gcc, involved an unnecessary on-stack copy of
the large `exynos_drm_plane` structure, now replaced with a pointer.
- Fix an incorrect type issue in `exynos_drm_fimd.c` module
. Addresses an incorrect type issue in `fimd_commit()` within the
`exynos_drm_fimd.c` The problem was reported by the kernel test robot[1].
[1] https://lore.kernel.org/oe-kbuild-all/202312140930.Me9yWf8F-lkp@intel.com/
- Fix a typo in the dt-bindings for `samsung,exynos-mixer`
. Changes 'regs' to the correct property name 'reg' in the dt-bindings
documentation for `samsung,exynos-mixer`
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Merge tag 'exynos-drm-fixes-for-v6.8-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes
Several fixups
- Minor fix in `drm/exynos: gsc: gsc_runtime_resume`
. The patch ensures `clk_disable_unprepare()` is called on the first
element of `ctx->clocks` array.
This issue was identified by the Linux Verification Center.
- Fix excessive stack usage in `fimd_win_set_pixfmt()` in `drm/exynos`
. The issue, highlighted by gcc, involved an unnecessary on-stack copy of
the large `exynos_drm_plane` structure, now replaced with a pointer.
- Fix an incorrect type issue in `exynos_drm_fimd.c` module
. Addresses an incorrect type issue in `fimd_commit()` within the
`exynos_drm_fimd.c` The problem was reported by the kernel test robot[1].
[1] https://lore.kernel.org/oe-kbuild-all/202312140930.Me9yWf8F-lkp@intel.com/
- Fix a typo in the dt-bindings for `samsung,exynos-mixer`
. Changes 'regs' to the correct property name 'reg' in the dt-bindings
documentation for `samsung,exynos-mixer`
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Inki Dae <inki.dae@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240122072407.39546-1-inki.dae@samsung.com
ttm.
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Merge tag 'drm-misc-next-fixes-2024-01-19' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
A null pointer dereference fix for v3d and a protection fault fix for
ttm.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <mripard@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/5zrphn2nhxnwillxlmo6ap3zh7qjt3jgydlm5sntuc4fzvwhpo@hznprx2bjyi7
This reverts commit 60aebc9559492cea6a9625f514a8041717e3a2e4.
Commit 60aebc9559492cea ("drivers/firmware: Move sysfb_init() from
device_initcall to subsys_initcall_sync") messes up initialization order
of the graphics drivers and leads to blank displays on some systems. So
revert the commit.
To make the display drivers fully independent from initialization
order requires to track framebuffer memory by device and independently
from the loaded drivers. The kernel currently lacks the infrastructure
to do so.
Reported-by: Jaak Ristioja <jaak@ristioja.ee>
Closes: https://lore.kernel.org/dri-devel/ZUnNi3q3yB3zZfTl@P70.localdomain/T/#t
Reported-by: Huacai Chen <chenhuacai@loongson.cn>
Closes: https://lore.kernel.org/dri-devel/20231108024613.2898921-1-chenhuacai@loongson.cn/
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10133
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Javier Martinez Canillas <javierm@redhat.com>
Cc: Thorsten Leemhuis <regressions@leemhuis.info>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: stable@vger.kernel.org # v6.5+
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240123120937.27736-1-tzimmermann@suse.de
Since the PCI IDs for PVC weren't added to the xe driver, the xe_wa
tests should not try to create a fake PVC device since they can't find
the right PCI ID. Fix bugs when running kunit:
# xe_wa_gt: ASSERTION FAILED at drivers/gpu/drm/xe/tests/xe_wa_test.c:111
Expected ret == 0, but
ret == -19 (0xffffffffffffffed)
[FAILED] PVC (B0)
# xe_wa_gt: ASSERTION FAILED at drivers/gpu/drm/xe/tests/xe_wa_test.c:111
Expected ret == 0, but
ret == -19 (0xffffffffffffffed)
[FAILED] PVC (B1)
# xe_wa_gt: ASSERTION FAILED at drivers/gpu/drm/xe/tests/xe_wa_test.c:111
Expected ret == 0, but
ret == -19 (0xffffffffffffffed)
[FAILED] PVC (C0)
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240123031242.3548724-1-lucas.demarchi@intel.com
(cherry picked from commit ab5ae65fb25d06c38a6617a628b964828adb4786)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Fix xe_vm_create_ioctl routine not freeing the vm-id allocated to it
when the function fails.
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Signed-off-by: Moti Haimovski <mhaimovski@habana.ai>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Tomer Tayar <ttayar@habana.ai>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240122102424.4008095-1-mhaimovski@habana.ai
(cherry picked from commit f6bf0424cadc27d7cf6a049d2db960e4b52fa513)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
The pat table entry associated with XE_CACHE_WB is coherent whereas
XE_CACHE_NONE is non coherent. Migration expects the coherency
with cpu therefore use the coherent entry XE_CACHE_WB for
buffers not supporting compression. For read/write to flat ccs region
the issue is not related to coherency with cpu. The hardware expects
the pat index associated with GPUVA for indirect access to be
compression enabled hence use XE_CACHE_NONE_COMPRESSION.
v2
- Fix the argument to emit_pte, pass the bool directly. (Thomas)
v3
- Rebase
- Update commit message (Matt)
v4
- Add a Fixes: tag. (Thomas)
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Fixes: 65ef8dbad1db ("drm/xe/xe2: Update emit_pte to use compression enabled PAT index")
Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240119041826.1670496-1-himal.prasad.ghimiray@intel.com
(cherry picked from commit 6a02867560f77328ae5637b70b06704b140aafa6)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
readq() is not available in 32bits and i915_gem_object_read_from_page()
is supposed to allow reading arbitrary sizes determined by the `size`
argument. Currently the only caller only passes a size == 8 so the
second problem is not that big. Migrate to calling
memcpy()/memcpy_fromio() to allow possible changes in the display side
and to fix the build on 32b architectures.
v2: Use memcpy/memcpy_fromio directly rather than using iosys-map with
the same size == 8 bytes restriction (Matt Roper)
Fixes: 44e694958b95 ("drm/xe/display: Implement display support")
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240119001612.2991381-4-lucas.demarchi@intel.com
(cherry picked from commit 406663f777bee53e9ad93dc080c333d4655ab7de)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
resource_size_t uses %pa format in printk since the size varies
depending on build options. However to keep the io_size/physical_size
addition in the same call we can't pass the address without adding yet
another variable in these function. Simply cast it to u64 and keep using
%llx.
Fixes: 286089ce6929 ("drm/xe: Improve vram info debug printing")
Cc: Oak Zeng <oak.zeng@intel.com>
Cc: Michael J. Ruhl <michael.j.ruhl@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240119001612.2991381-3-lucas.demarchi@intel.com
(cherry picked from commit 6d8d038364d8ec573e9dc0872e17bee1e5f12490)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Use DIV_ROUND_UP_ULL() so it also works on 32bit build.
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240119001612.2991381-2-lucas.demarchi@intel.com
(cherry picked from commit 7b5bdb447b14930b9ef3e39bd301937889c60c96)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
The last argument of xe_pcode_read() is a pointer. Use NULL instead of 0.
Fixes: 92d44a422d0d ("drm/xe/hwmon: Expose card reactive critical power")
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Francois Dugast <francois.dugast@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240117134048.165425-6-thomas.hellstrom@linux.intel.com
(cherry picked from commit 79f8eacbdf9dad7ead39b3319e31e12d4dc6529e)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
It is not referenced outside of the xe_dma_buf.c source file.
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Francois Dugast <francois.dugast@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240117134048.165425-2-thomas.hellstrom@linux.intel.com
(cherry picked from commit e2dc52f849f8694bdabb75127164c9df622af459)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Stephen Rothwell reported htmldocs warnings when merging drm-intel
tree:
Documentation/gpu/drm-kms-helpers:296: drivers/gpu/drm/display/drm_dp_mst_topology.c:5484: ERROR: Unexpected indentation.
Documentation/gpu/drm-kms-helpers:296: drivers/gpu/drm/display/drm_dp_mst_topology.c:5488: WARNING: Block quote ends without a blank line; unexpected unindent.
Separate @failing_port return value list by surrounding it with a
blank line to fix above warnings.
Fixes: 1cd0a5ea427931 ("drm/dp_mst: Factor out a helper to check the atomic state of a topology manager")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Closes: https://lore.kernel.org/linux-next/20231114141715.6f435118@canb.auug.org.au/
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231114081033.27343-1-bagasdotme@gmail.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Similar to commit 26db46bc9c67 ("drm/bridge: parade-ps8640: Ensure bridge
is suspended in .post_disable()"). Add a mutex to ensure that aux transfer
won't race with atomic_disable by holding the PM reference and prevent
the bridge from suspend.
Also we need to use pm_runtime_put_sync_suspend() to suspend the bridge
instead of idle with pm_runtime_put_sync().
Fixes: 3203e497eb76 ("drm/bridge: anx7625: Synchronously run runtime suspend.")
Fixes: adca62ec370c ("drm/bridge: anx7625: Support reading edid through aux channel")
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Tested-by: Xuxin Xiong <xuxinxiong@huaqin.corp-partner.google.com>
Reviewed-by: Pin-yen Lin <treapking@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240118015916.2296741-1-hsinyi@chromium.org
IP reset has to followed by ivpu_pll_disable() to properly enter
reset state.
Fixes: 828d63042aec ("accel/ivpu: Don't enter d0i3 during FLR")
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231024165353.761507-1-stanislaw.gruszka@linux.intel.com
DRM_IVPU_PARAM_CONTEXT_PRIORITY has been deprecated because it
has been replaced with DRM_IVPU_JOB_PRIORITY levels set with
submit IOCTL and was unused anyway.
Signed-off-by: Wachowski, Karol <karol.wachowski@intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240115134434.493839-10-jacek.lawrynowicz@linux.intel.com
Make debug logs more readable and consistent:
- don't print handle as it is not always available for all buffers
- use hashed ivpu_bo ptr as main buffer identifier
- remove unused fields from ivpu_bo_print_info()
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Wachowski, Karol <karol.wachowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240115134434.493839-9-jacek.lawrynowicz@linux.intel.com
This was not supported properly. A buffer was imported to another VPU
context as a separate buffer object with duplicated sgt.
Both exported and imported buffers could be DMA mapped causing a double
mapping on the same device.
Buffers imported from another VPU context will now just increase
reference count, leaving only a single sgt, fixing the problem above.
Buffers still can't be shared among VPU contexts because each has its
own MMU mapping and ivpu_bo only supports single MMU mappings.
The solution would be to use a mapping list as in panfrost or etnaviv
drivers and it will be implemented in future if required.
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Andrzej Kacprowski <andrzej.kacprowski@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240115134434.493839-8-jacek.lawrynowicz@linux.intel.com
drm_gem_shmem_vmap/vunmap requires dma resv lock to be held.
This was missed during conversion to shmem helper.
Fixes: 8d88e4cdce4f ("accel/ivpu: Use GEM shmem helper for all buffers")
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240115134434.493839-6-jacek.lawrynowicz@linux.intel.com
