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Currently we still go through DC code that does error checking, retries,
etc. There's no need for that since DRM already does that for us. This
simplifies the code a bit and makes it easier to debug.
This also ensures we correctly tell DRM how many bytes have actually
been read, as we should. This allows DRM to correctly read the EDID on
the Chamelium DP port.
Signed-off-by: Harry Wentland <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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DRM's DP helpers take care of dealing with the error code for us. In
order not to step on each other's toes we'll need to be able to simply
read auch channel replies without further logic based on return values.
Signed-off-by: Harry Wentland <[email protected]>
Reviewed-by: Sun peng Li <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Access to GPIO needs to be serialized. Aux transactions are already
serialized in DRM but we also need to serialize access to the GPIO pin
for purposes of DP dongle detection.
Call is_dp_sink_present through DM so we can lock correctly. This
follows the same pattern used for DPCD transactions.
Signed-off-by: Harry Wentland <[email protected]>
Reviewed-by: Jun Lei <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Charlene Liu <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Charlene Liu <[email protected]>
Reviewed-by: Dmytro Laktyushkin <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Eric Bernstein <[email protected]>
Reviewed-by: Charlene Liu <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Hugo Hu <[email protected]>
Reviewed-by: Charlene Liu <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Aric Cyr <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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function description
get/ set DP configuration: lane_count, link_rate, spread_spectrum
valid lane count value: 1, 2, 4
valid link rate value:
06h = 1.62Gbps per lane
0Ah = 2.7Gbps per lane
0Ch = 3.24Gbps per lane
14h = 5.4Gbps per lane
1Eh = 8.1Gbps per lane
debugfs is located at /sys/kernel/debug/dri/0/DP-x/link_settings
--- to get dp configuration
xxd -l 300 phy_settings
It will list current, verified, reported, preferred dp configuration.
current -- for current video mode
verified --- maximum configuration which pass link training
reported --- DP rx report caps (DPCD register offset 0, 1 2)
preferred --- user force settings
--- set (or force) dp configuration
echo <lane_count> <link_rate>
for example, to force to 2 lane, 2.7GHz,
echo 4 0xa > link_settings
spread_spectrum could not be changed dynamically.
in case invalid lane count, link rate are force, no hw programming will be
done. please check link settings after force operation to see if HW get
programming.
xxd -l 300 link_settings
check current and preferred settings.
Signed-off-by: Hersen Wu <[email protected]>
Reviewed-by: Hersen Wu <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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in case we have very few pins in the table, check fails and we can't boot
Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Yongqiang Sun <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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add generic indirect register access following our register access pattern
this will make it easier to review code and programming sequence,
with all the complexity hidden in macro
Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Yongqiang Sun <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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[WHY]
we were using 6 instances based on i2caux_dce110.c
[HOW]
pass in how many instances to ctor
Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Yongqiang Sun <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Charlene Liu <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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expose dc function to be called by linux dm
Signed-off-by: Hersen Wu <[email protected]>
Reviewed-by: Sun peng Li <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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DCN allows cursor multiplier when blending FP16 surface.
Signed-off-by: Krunoslav Kovac <[email protected]>
Reviewed-by: Aric Cyr <[email protected]>
Reviewed-by: Anthony Koo <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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[Why]
Megachip dockings accesses ddc line through display driver when
installing FW. Previously, we would fail every transaction because
link attached to mst branch did not have their ddc transaction type
set.
[How]
Set ddc transaction type when mst branch is connected.
Signed-off-by: Eric Yang <[email protected]>
Reviewed-by: Charlene Liu <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Yongqiang Sun <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Separate HUBP surface size and rotation/mirror programming so that
HUBP revision without mirror/rotation do not access those register
fields.
Signed-off-by: Eric Bernstein <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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instead of size"
This reverts commit cc195141133ac3e767d930bedd8294ceebf1f10b.
This commit was problematic on other OSes. The real solution is to
leave all the error checking to DRM and don't do it in DC, which is
addressed by "Return aux replies directly to DRM" later in this patchset.
v2: Add reason for revert.
Signed-off-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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return value"
This reverts commit 8a61bc085ffab3071c59efcbeff4044c034e7490.
Need to revert "make dm_dp_aux_transfer return payload bytes instead of
size", which this commit is based on. That commit was problematic on
other OSes. The real solution is to leave all the error checking to DRM
and don't do it in DC, which is addressed by "Return aux replies
directly to DRM" later in this patchset.
v2: Add reason for revert.
Signed-off-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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This shouldn't happen, but if it does, we'll get a backtrace of the
caller, and update the pin_size values as needed.
v2:
* Check bo->pin_count instead of placement flags (Christian König)
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Concurrent execution of the non-atomic arithmetic could result in
completely bogus values.
v2:
* Rebased on v2 of the previous patch
Cc: [email protected]
Bugzilla: https://bugs.freedesktop.org/106872
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Instead of CPU invisible VRAM. Preparation for the following, no
functional change intended.
v2:
* Also change amdgpu_vram_mgr_bo_invisible_size to
amdgpu_vram_mgr_bo_visible_size, allowing further simplification
(Christian König)
Cc: [email protected]
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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replace run queue by a list of run queues and remove the
sched arg as that is part of run queue itself
Signed-off-by: Nayan Deshmukh <[email protected]>
Reviewed-by: Christian König <[email protected]>
Acked-by: Eric Anholt <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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We are initializing the entity before the scheduler is actually
initialized.
This can lead to all kind of problem, but especially NULL pointer deref
because of Nayan's scheduler work.
Signed-off-by: Christian König <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Andrey Grodzovsky <[email protected]>
Reviewed-by: Christian König <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Stop using 'magic numbers' when registering interrupt sources.
v2: Switch to kernel style comments.
v3:
Rebase.
Signed-off-by: Andrey Grodzovsky <[email protected]>
Acked-by: Christian König <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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v2: Rebase
v3: Use defines for CP_SQ and CP_ECC_ERROR interrupts.
Signed-off-by: Andrey Grodzovsky <[email protected]>
Reviewed-by: Christian König <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Stop using 'magic numbers' when registering interrupt sources.
v2:
Clean redundant comments.
Switch to kernel style comments.
v3:
Add CP_ECC_ERROR define
Signed-off-by: Andrey Grodzovsky <[email protected]>
Acked-by: Christian König <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Convert the clocks into right Mhz unit. Otherwise, it will miss
the equal situation.
Signed-off-by: Evan Quan <[email protected]>
Reviewed-by: Huang Rui <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Gfxoff feature for vega12 is workable. So, there is no need to
mask it any more.
Signed-off-by: Evan Quan <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Export apis for enabling/disabling SMU gfxoff support.
v2: fit the latest gfxoff support framework
v3: add feature_mask control
Signed-off-by: Evan Quan <[email protected]>
Reviewed-by: Huang Rui <ray.huang at amd.com>
Signed-off-by: Alex Deucher <[email protected]>
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Gfxoff feature may depends on the CGCG(on vega12, that's the case). This
change will help to enable gfxoff feature more frequently.
Signed-off-by: Evan Quan <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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On vega12, the bit0 of RLC_CGTT_MGCG_OVERRIDE is reserved.
Signed-off-by: Evan Quan <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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SMU owns this register so the driver should not set it
to avoid breaking gfxoff.
v2: update description
Signed-off-by: Evan Quan <[email protected]>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Huang Rui <ray.huang at amd.com>
Signed-off-by: Alex Deucher <[email protected]>
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The save restore list initialization does not have to be pg guarded.
And for some asic(e.g. Vega12), it does not have cntl/gpm/srm lists.
Signed-off-by: Evan Quan <[email protected]>
Acked-by: Huang Rui <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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CSIB init has no relation with rlc version and pg status. It should be
needed regardless of them.
Signed-off-by: Evan Quan <[email protected]>
Acked-by: Alex Deucher <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Without this pin, the csb buffer will be filled with inconsistent
data after S3 resume. And that will causes gfx hang on gfxoff
exit since this csb will be executed then.
v2: fit amdgpu_bo_pin change(take one less argument)
Signed-off-by: Evan Quan <[email protected]>
Reviewed-by: Huang Rui <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Rather than using the index variable stored in vram. If
the device fails to come back online after a resume cycle,
reads from vram will return all 1s which will cause a
segfault. Based on a patch from Thomas Martitz <[email protected]>.
This avoids the segfault, but we still need to sort out
why the GPU does not come back online after a resume.
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=105760
Acked-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Cc: [email protected]
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Since there's very few callers of these I've decided to do them all in
one patch. With this the unecessarily long drm_mode_connector_ prefix
is gone from the codebase! The only exception being struct
drm_mode_connector_set_property, which is part of the uapi so can't be
renamed.
Again done with sed+some manual fixups for indent issues.
Reviewed-by: Sean Paul <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
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Again to align with the usual prefix of just drm_connector_. Again
done with sed + manual fixup for indent issues.
Reviewed-by: Sean Paul <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
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Just makes it longer, and for most things in drm_connector.[hc] we
just use the drm_connector_ prefix. Done with sed + a bit of manual
fixup for the indenting.
Reviewed-by: Sean Paul <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
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[Why]
When a dce100 asic was suspended, the clocks were not set to 0.
Upon resume, the new clock was compared to the existing clock,
they were found to be the same, and so the clock was not set.
This resulted in a pernicious blackscreen.
[How]
In atomic commit, check to see if there are any active pipes.
If no, set clocks to 0
Signed-off-by: David Francis <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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The driver is expecting clock frequency in kHz, while SMU returns
the values in 10kHz, which causes the bandwidth validation to fail
4.18 has the faulty clock assignment in pp_to_dc_clock_levels_with_latency
only, which is only used by Vega. Make sure we multiply these values
by 10 here, as we do for other ASICs as powerplay assigned them
wrong. 4.19 has the proper fix in powerplay.
v2: Add Fixes tag
v3: Fixes -> Bugzilla, with simplified link
Bugzilla: https://bugs.freedesktop.org/107082
Signed-off-by: Mikita Lipski <[email protected]>
Signed-off-by: Harry Wentland <[email protected]>
Acked-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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Signed-off-by: Yong Zhao <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Acked-by: Christian König <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
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This will make reading code much easier.
Signed-off-by: Yong Zhao <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Acked-by: Christian König <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
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This makes all module parameters use the same form. Meanwhile clean up
the surrounding code.
Signed-off-by: Yong Zhao <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Acked-by: Christian König <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
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This avoids triggering a GPU reset or otherwise changing the HW
state. Instead KFD will hang, which allows HW debugging tools to
analyze the problem.
Signed-off-by: Yong Zhao <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Acked-by: Christian König <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
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Signed-off-by: Shaoyun Liu <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Acked-by: Christian König <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
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Signed-off-by: Shaoyun Liu <[email protected]>
Reviewed-by: Felix Kuehling <[email protected]>
Signed-off-by: Felix Kuehling <[email protected]>
Acked-by: Christian König <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
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