caused by
'commit 83e3c4615872 ("drm/amdgpu: Remove wrapper layer of smu ip functions")'

BUG: unable to handle kernel NULL pointer dereference at 00000000000005d8
[  313.241459] IP: ci_dpm_read_sensor+0x37/0xf0 [amdgpu]
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

1. delete amdgpu_powerplay.c used for wrapping smu ip functions
2. delete struct pp_instance,
3. make struct hwmgr as the smu hw handle.
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: NEvan Quan <evan.quan@amd.com>
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

This is also supported with the read_sensor API and there
were no more users of the get_temperature API.
Acked-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

add device to the name for consistency.
Acked-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

put amd_pm_funcs table in struct powerplay for all
asics.
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

renamed amdgpu_dpm_funcs and moved to amd_shared.h
so can shared with powerplay.
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Include <drm/*.h> instead of relative path from include/drm, then
remove the -Iinclude/drm compiler flag.
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: NMichel Dänzer <michel.daenzer@amd.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1493009447-31524-4-git-send-email-yamada.masahiro@socionext.com

Newer asics have a two levels of irq ids now:
client id - the IP
src id - the interrupt src within the IP

v2: integrated Christian's comments.
v3: fix rebase fail in SI and CIK
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NKen Wang <Qingqing.Wang@amd.com>
Reviewed-by: NKen Wang <Qingqing.Wang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Add the GPU temperature, the shader clock and eventually the
memory clock (as well as the GPU load on CI). The main goal is
to expose this info to the userspace like Radeon.

v2: - add AMDGPU_PP_SENSOR_GPU_LOAD on CI
    - update the commit description
Signed-off-by: NSamuel Pitoiset <samuel.pitoiset@gmail.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

v2: clean up vce cg function.
    use sw cg when vce stoped.

1. implement vce_stop function.
2. not start vce when hw_init.
3. refine vce cg/pg code.
4. delete bypass mode.
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Acked-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

1. no need to set cg as use hw dynamic cg.
2. when uvd idle, stop uvd. encode, start uvd.
3. if pg feature enabled, power on/down uvd by smu.
4. drm/amdgpu: dpm do not set uvd pg status.
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Acked-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Return early if it's disabled.
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

1. current_ps/request_ps not update.
2. compare crrent_ps and request_ps, if same,
   don't re-set power state.
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

KV/KB/ML was missed these was implemented for other asics.
Acked-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

This makes it easier to replace specific IP blocks on
asics for handling virtual_dce, DAL, etc. and for building
IP lists for hw or tables.  This also stored the status
information in the same structure.

v2: split out spelling fix into a separate patch
    add a function to add IPs to the list
Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Used by the non-powerplay dpm code.

v2: update to the new API
Reviewed-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Flush any outstanding thermal work before tearing down
the dpm driver.
Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Signed-off-by: NRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Signed-off-by: NSlava Grigorev <slava.grigorev@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

gfx8 already uses them.  Remove the direct exports and
use the callbacks fpr gfx7.
Reviewed-by: NChunming Zhou <david1.zhou@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

When the initial value of i is greater than zero,
it may cause endless loop, resulting in array out
of bounds, fix it.

This is a port of the radeon fix to amdgpu.
Signed-off-by: Ntom will <os@iscas.ac.cn>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Add name that we can print out in kernel messages
to aid in debugging.

v2: drop DAL changes for upstream
Signed-off-by: NTom St Denis <tom.stdenis@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

a / (1 << b) is equivalent to a >> b for unsigned values
Signed-off-by: NNils Wallménius <nils.wallmenius@gmail.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Signed-off-by: NNils Wallménius <nils.wallmenius@gmail.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

First patch in series to move to user mode
debug tools we're removing the print_status callbacks.

These functions were unused at the moment anyway.
Signed-off-by: NTom St Denis <tom.stdenis@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

So they can be used by powerplay.
Reviewed-by: NEric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Skip dpm late init if dpm is disabled.
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

They were added relatively early in the driver init process
which meant that in some cases the driver was not finished
initializing before external tools tried to use them which
could result in a crash depending on the timing.
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

The structure is renamed and moved to amd_shared.h to make
the component independent.  This makes it easier to add
new components in the future.

v2: fix include path
Reviewed-by: NJammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Nyanyang1 <young.yang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

This patch adds support for CIK parts.  These parts
are also supported by radeon which is the preferred
option, so there is a config option to enable support
for CIK parts in amdgpu for testing.
Acked-by: NChristian König <christian.koenig@amd.com>
Acked-by: NJammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Will be used for exposing current clocks via INFO ioctl.
Tested-by: NMarek Olšák <marek.olsak@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Enable at init and disable on fini. Workaround for hardware problems.

v2 (chk): extend commit message
v3: add new function
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com> (v2)
Cc: stable@vger.kernel.org

Keep it around for reference.
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

Enabling bapm seems to cause clocking problems on some
KV configurations.  Disable it by default for now.
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org