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8 years agodrm/amdgpu/gfx7: make gfx_v7_0_rlc_stop static
Alex Deucher [Tue, 21 Jun 2016 16:19:43 +0000 (12:19 -0400)]
drm/amdgpu/gfx7: make gfx_v7_0_rlc_stop static

Not used outside of gfx7.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: switch to using the existing rlc callbacks
Alex Deucher [Tue, 21 Jun 2016 16:16:30 +0000 (12:16 -0400)]
drm/amdgpu/gfx7: switch to using the existing rlc callbacks

gfx8 already uses them.  Remove the direct exports and
use the callbacks fpr gfx7.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: move select_se_sh into the gfx struct
Alex Deucher [Tue, 21 Jun 2016 16:00:55 +0000 (12:00 -0400)]
drm/amdgpu: move select_se_sh into the gfx struct

It's gfx IP specific, not asic specific, so move to a
gfx callback.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: move get_gpu_clock_counter into the gfx struct
Alex Deucher [Thu, 7 Jul 2016 19:01:42 +0000 (15:01 -0400)]
drm/amdgpu: move get_gpu_clock_counter into the gfx struct

It's gfx IP specific, not asic specific, so move to a
gfx callback.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: drop wait_for_mc_idle asic callback
Alex Deucher [Tue, 21 Jun 2016 15:35:36 +0000 (11:35 -0400)]
drm/amdgpu: drop wait_for_mc_idle asic callback

Only used in the gmc IP modules so just call the local
function directly.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gmc: make some functions static
Alex Deucher [Tue, 21 Jun 2016 15:25:51 +0000 (11:25 -0400)]
drm/amdgpu/gmc: make some functions static

These are not used outside of the respective gmc ip modules.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: validate VM PTs only on eviction
Christian König [Tue, 21 Jun 2016 14:28:15 +0000 (16:28 +0200)]
drm/amdgpu: validate VM PTs only on eviction

We don't need to validate them again if the eviction counter didn't changed.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add eviction counter
Christian König [Tue, 21 Jun 2016 14:28:14 +0000 (16:28 +0200)]
drm/amdgpu: add eviction counter

Keep track of the number of evictions since boot.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add amdgpu_irq_gpu_reset_resume_helper
Chunming Zhou [Thu, 16 Jun 2016 08:54:53 +0000 (16:54 +0800)]
drm/amdgpu: add amdgpu_irq_gpu_reset_resume_helper

irq need to update when gpu reset happens.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: make sure VCE is disabled by default
Arindam Nath [Mon, 20 Jun 2016 10:35:01 +0000 (16:05 +0530)]
drm/amd/powerplay: make sure VCE is disabled by default

This patch is a port of similar patch for amdgpu
when PP is disabled. Since the code flow is little
different when PP is enabled, we need to make sure
the patch is applied for PP enabled path as well.

With the current code, when we boot with the amdgpu
driver enabled and loaded, the VCE also automatically
remains enabled since bootup. This can be verified from
the output of amdgpu_pm_info. It does not matter whether
we boot into command line directly or into X, the VCE
stays enabled the entire time.

This patch addresses the issue and makes sure that
VCE is turned on only during playback, and remains
disabled otherwise.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Arindam Nath <arindam.nath@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/amdgpu: make sure VCE is disabled by default
Arindam Nath [Mon, 20 Jun 2016 08:47:49 +0000 (14:17 +0530)]
drm/amd/amdgpu: make sure VCE is disabled by default

With the current code, when we boot with the amdgpu
driver enabled and loaded, the VCE also automatically
remains enabled since bootup. This can be verified from
the output of amdgpu_pm_info. It does not matter whether
we boot into command line directly or into X, the VCE
stays enabled the entire time.

This patch addresses the issue and makes sure that
VCE is turned on only during playback, and remains
disaled otherwise.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Arindam Nath <arindam.nath@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: disable compute pipeline sync workaround when using fixed fw
Alex Deucher [Fri, 17 Jun 2016 21:05:15 +0000 (17:05 -0400)]
drm/amdgpu: disable compute pipeline sync workaround when using fixed fw

No need to stall the pipe when we are using firmware with the
fix.

Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx8: set USER_SHADER_ARRAY_CONFIG based on disable_cu parameter
Nicolai Hähnle [Fri, 17 Jun 2016 17:31:35 +0000 (19:31 +0200)]
drm/amdgpu/gfx8: set USER_SHADER_ARRAY_CONFIG based on disable_cu parameter

v2: do not overwrite register when bitmap is zero

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: set USER_SHADER_ARRAY_CONFIG based on disable_cu parameter
Nicolai Hähnle [Fri, 17 Jun 2016 17:31:34 +0000 (19:31 +0200)]
drm/amdgpu/gfx7: set USER_SHADER_ARRAY_CONFIG based on disable_cu parameter

v2: do not overwrite register when bitmap is zero

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add disable_cu parameter
Nicolai Hähnle [Fri, 17 Jun 2016 17:31:33 +0000 (19:31 +0200)]
drm/amdgpu: add disable_cu parameter

This parameter will allow disabling individual CUs on module load, e.g.
amdgpu.disable_cu=2.0.3,2.0.4 to disable CUs 3 and 4 of SE2.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: evict vram when gpu reset
Chunming Zhou [Sun, 12 Jun 2016 07:43:20 +0000 (15:43 +0800)]
drm/amdgpu: evict vram when gpu reset

On workstation cards with ECC vram, the entirety of vram is cleared to 0
on asic init to set the ECC status correctly.  On non ECC boards, I don't
think they do any explicit clearing, but the vram controller is reset
which may cause issues with the data there.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: block scheduler when gpu reset
Chunming Zhou [Sun, 12 Jun 2016 07:41:58 +0000 (15:41 +0800)]
drm/amdgpu: block scheduler when gpu reset

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agoamdgpu: use NULL instead of 0 for pointer
Arnd Bergmann [Wed, 15 Jun 2016 20:15:00 +0000 (22:15 +0200)]
amdgpu: use NULL instead of 0 for pointer

In the AMD powerplay driver, a pointer is checked for validity by
comparing against an integer '0', which causes a harmless warning
when building with "make W=1":

drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/processpptables.c:1502:16: error: ordered comparison of pointer with integer zero [-Werror=extra]

This changes the code to the more conventional "if (pointer)" check.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: pipeline evictions as well
Christian König [Wed, 15 Jun 2016 11:44:05 +0000 (13:44 +0200)]
drm/amdgpu: pipeline evictions as well

This boosts Xonotic from 38fps to 47fps when artificially limiting VRAM to
256MB for testing. It should improve all CPU bound rendering situations
where we have a lot of swapping to/from VRAM.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: save the PD addr before scheduling the job
Christian König [Wed, 15 Jun 2016 11:44:04 +0000 (13:44 +0200)]
drm/amdgpu: save the PD addr before scheduling the job

When we pipeline evictions the page directory could already be
moving somewhere else when grab_id is called.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: add the infrastructure for pipelined evictions
Christian König [Wed, 15 Jun 2016 11:44:03 +0000 (13:44 +0200)]
drm/ttm: add the infrastructure for pipelined evictions

Free up the memory immediately, remember the last eviction for each domain and
make new allocations depend on the last eviction to be completed.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: simplify ttm_bo_wait
Christian König [Wed, 15 Jun 2016 11:44:02 +0000 (13:44 +0200)]
drm/ttm: simplify ttm_bo_wait

As far as I can see no need for a custom implementation any more.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: remove TTM_BO_PRIV_FLAG_MOVING
Christian König [Wed, 15 Jun 2016 11:44:01 +0000 (13:44 +0200)]
drm/ttm: remove TTM_BO_PRIV_FLAG_MOVING

Instead of using the flag just remember the fence of the last move operation.

This avoids waiting for command submissions pipelined after the move, but
before accessing the BO with the CPU again.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: remove no_gpu_wait param from ttm_bo_move_accel_cleanup
Christian König [Wed, 15 Jun 2016 11:44:00 +0000 (13:44 +0200)]
drm/ttm: remove no_gpu_wait param from ttm_bo_move_accel_cleanup

It isn't used and not waiting for the GPU after scheduling a move is
actually quite dangerous.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove pre move wait
Christian König [Mon, 6 Jun 2016 08:17:59 +0000 (10:17 +0200)]
drm/amdgpu: remove pre move wait

Not needed any more.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: sync to buffer moves before VM updates
Christian König [Mon, 6 Jun 2016 08:17:58 +0000 (10:17 +0200)]
drm/amdgpu: sync to buffer moves before VM updates

Otherwise we could update the VM page tables while the move is only scheduled.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: wait for BO idle after the move in ttm_bo_swapout
Christian König [Mon, 6 Jun 2016 08:17:57 +0000 (10:17 +0200)]
drm/ttm: wait for BO idle after the move in ttm_bo_swapout

Final part to avoid pre move waits.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: drop waiting for idle in ttm_bo_evict.
Christian König [Mon, 6 Jun 2016 08:17:56 +0000 (10:17 +0200)]
drm/ttm: drop waiting for idle in ttm_bo_evict.

That is unnecessary now.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: drop wait for idle in ttm_bo_move_buffer
Christian König [Mon, 6 Jun 2016 08:17:55 +0000 (10:17 +0200)]
drm/ttm: drop wait for idle in ttm_bo_move_buffer

That is unnecessary now.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: wait for BO idle in ttm_bo_move_memcpy
Christian König [Mon, 6 Jun 2016 08:17:54 +0000 (10:17 +0200)]
drm/ttm: wait for BO idle in ttm_bo_move_memcpy

When we want to pipeline accelerated moves we need to wait in the fallback path.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: add wait for idle in all drivers bo_move functions
Christian König [Mon, 6 Jun 2016 08:17:53 +0000 (10:17 +0200)]
drm/ttm: add wait for idle in all drivers bo_move functions

Wait for idle before moving the BO in all drivers implementing
an accelerated move function.

This should keep the current behavior when removing the pre move wait.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: remove dummy bo_move implementations
Christian König [Mon, 6 Jun 2016 08:17:52 +0000 (10:17 +0200)]
drm/ttm: remove dummy bo_move implementations

It's pointless to only call the default implementation.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: remove NULL checks when calling ttm_tt_destroy
Christian König [Mon, 6 Jun 2016 08:17:51 +0000 (10:17 +0200)]
drm/ttm: remove NULL checks when calling ttm_tt_destroy

The function is a no-op with a NULL pointer.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/ttm: cleanup ttm_tt_(unbind|destroy)
Christian König [Mon, 6 Jun 2016 08:17:50 +0000 (10:17 +0200)]
drm/ttm: cleanup ttm_tt_(unbind|destroy)

ttm_tt_destroy should be the only one unbinding the object.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: some improvement in parsing inputs
Eric Huang [Tue, 14 Jun 2016 19:08:22 +0000 (15:08 -0400)]
drm/amdgpu: some improvement in parsing inputs

It changes the way to skip newline character and also avoids
warning message from some compiler.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: remove useless soft pptable in Asic related backend
Eric Huang [Thu, 7 Jul 2016 18:53:42 +0000 (14:53 -0400)]
drm/amd/powerplay: remove useless soft pptable in Asic related backend

The soft pptable was used for re-uploading pptable as cache, but since
previous commits, the generic codes for uploading pptable are used and
backend is released during resetting powerplay. So it becomes redundance.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: remove useless pp_table codes for Tonga/Fiji/Polaris10
Eric Huang [Mon, 13 Jun 2016 18:31:27 +0000 (14:31 -0400)]
drm/amd/powerplay: remove useless pp_table codes for Tonga/Fiji/Polaris10

Due to uploading pptable implementation changed, the generic codes in
previous commit have been used intead of the Asic specific codes.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: add uploading pptable and resetting powerplay support
Eric Huang [Wed, 1 Jun 2016 21:08:07 +0000 (17:08 -0400)]
drm/amd/powerplay: add uploading pptable and resetting powerplay support

Necessary for re-initializing dpm with new pptables at runtime.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: change backend allocation to backend init
Eric Huang [Thu, 2 Jun 2016 20:15:59 +0000 (16:15 -0400)]
drm/amd/powerplay: change backend allocation to backend init

backend_init and backend_fini are paired functions, backend is freed
in backend_fini and should be allocated in backend_init.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: add disable dpm tasks for Polaris10
Eric Huang [Mon, 6 Jun 2016 20:42:46 +0000 (16:42 -0400)]
drm/amd/powerplay: add disable dpm tasks for Polaris10

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: add disable dpm tasks for Tonga
Eric Huang [Mon, 6 Jun 2016 19:36:42 +0000 (15:36 -0400)]
drm/amd/powerplay: add disable dpm tasks for Tonga

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: add function disable_dpm_tasks for Fiji
Eric Huang [Tue, 31 May 2016 21:06:14 +0000 (17:06 -0400)]
drm/amd/powerplay: add function disable_dpm_tasks for Fiji

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: add event task of disable dynamic state management
Eric Huang [Tue, 31 May 2016 21:31:12 +0000 (17:31 -0400)]
drm/amd/powerplay: add event task of disable dynamic state management

Add an interface to disable dpm so that we can disable dpm before
updating pptables at runtime.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: keep soft_pp_table pointer value for re-uploading
Eric Huang [Tue, 31 May 2016 21:02:43 +0000 (17:02 -0400)]
drm/amd/powerplay: keep soft_pp_table pointer value for re-uploading

Necessary for updating pptables at runtime.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: introduce a firmware debugfs to dump all current firmware versions
Huang Rui [Sun, 12 Jun 2016 07:51:09 +0000 (15:51 +0800)]
drm/amdgpu: introduce a firmware debugfs to dump all current firmware versions

This patch implements the debugfs to dump all currect firmware
version:

root@jenkins-All-Series:/home/jenkins# cat /sys/kernel/debug/dri/0/amdgpu_firmware_info
VCE feature version: 0, firmware version: 0x34040300
UVD feature version: 0, firmware version: 0x01451000
MC feature version: 0, firmware version: 0x00000000
ME feature version: 37, firmware version: 0x00000093
PFP feature version: 37, firmware version: 0x000000da
CE feature version: 37, firmware version: 0x00000080
RLC feature version: 1, firmware version: 0x0000010e
MEC feature version: 37, firmware version: 0x0000029e
MEC2 feature version: 37, firmware version: 0x0000029e
SMC feature version: 0, firmware version: 0x013353e6
SDMA0 feature version: 31, firmware version: 0x00000036
SDMA1 feature version: 0, firmware version: 0x00000036

Suggested-by: Alex Deucher <Alexander.Deucher@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: factor out the AMDGPU_INFO_FW_VERSION case branch into amdgpu_firmware_info
Huang Rui [Sun, 12 Jun 2016 07:44:44 +0000 (15:44 +0800)]
drm/amdgpu: factor out the AMDGPU_INFO_FW_VERSION case branch into amdgpu_firmware_info

The new amdgpu_firmware_info function will be used on amdgpu firmware
version debugfs.

Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove cgs_acpi_method_argument member method_length
Nicolai Hähnle [Tue, 14 Jun 2016 10:10:07 +0000 (12:10 +0200)]
drm/amdgpu: remove cgs_acpi_method_argument member method_length

It was redundant with data_length, and in fact set incorrectly in one case
leading to an out-of-bound read by memcpy in acpi_ut_copy_esimple_to_isimple,
reported by CONFIG_KASAN=y.

Signed-off-by: Nicolai Hähnle <Nicolai.Haehnle@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/powerplay: set UVD clocks bypass mode for Polaris10
Eric Huang [Tue, 7 Jun 2016 21:01:27 +0000 (17:01 -0400)]
drm/amd/powerplay: set UVD clocks bypass mode for Polaris10

Saves power when not in use.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: stop trying to schedule() with a spin held
Christian König [Mon, 13 Jun 2016 14:12:42 +0000 (16:12 +0200)]
drm/amdgpu: stop trying to schedule() with a spin held

Drop the lock before calling cancel_delayed_work_sync().

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96445

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon/cik: fix CP jump table size
Alex Deucher [Thu, 9 Jun 2016 21:27:36 +0000 (17:27 -0400)]
drm/radeon/cik: fix CP jump table size

Align to the jump table offset. May fix hangs on some
asics with GFX PG enabled.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Acked-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx7: fix CP jump table size
Alex Deucher [Thu, 9 Jun 2016 21:22:56 +0000 (17:22 -0400)]
drm/amdgpu/gfx7: fix CP jump table size

Align to the jump table offset.  May fix hangs on some
asics with GFX PG enabled.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Acked-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx8: fix CP jump table size
Alex Deucher [Thu, 9 Jun 2016 21:17:07 +0000 (17:17 -0400)]
drm/amdgpu/gfx8: fix CP jump table size

Align to the jump table offset. Fixes hangs on some
systems with GFX PG enabled.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Tested-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/amdgpu : adding new tracepoints to track memory information.
David Mao [Tue, 7 Jun 2016 09:48:52 +0000 (17:48 +0800)]
drm/amd/amdgpu : adding new tracepoints to track memory information.

 - adding amdgpu_cs_bo_status to track total size and
   total entry count of bo for each submission.
 - adding amdgpu_ttm_bo_move to track the bo eviction
   including the size of bo and the location before/after the move

Signed-off-by: David Mao <David.Mao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/amdgpu : Refine tracepoints to track more information
David Mao [Tue, 7 Jun 2016 09:43:51 +0000 (17:43 +0800)]
drm/amd/amdgpu : Refine tracepoints to track more information

 - adding memory type, prefered heap, allowed heap, and host visible
   information to the amdgpu_bo_create tracepoint.
 - adding bo size to the amdgpu_bo_list_set tracepoint.

Signed-off-by: David Mao <David.Mao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/uvd6: De-numberify startup
Tom St Denis [Tue, 7 Jun 2016 17:04:36 +0000 (13:04 -0400)]
drm/amdgpu/uvd6: De-numberify startup

To make the code more legible various numerical constants
have been changed to their #define'ed MASKs.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: Initialize the variables in a straight-forward way
Alex Xie [Mon, 6 Jun 2016 22:21:09 +0000 (18:21 -0400)]
drm/amdgpu: Initialize the variables in a straight-forward way

Initialize the variable in a straight-forward way instead of
hiding the initialization inside the loop. This can also
reduce one function call.

Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: Add comment to describe the purpose of one difficult if statement
Alex Xie [Mon, 6 Jun 2016 22:14:57 +0000 (18:14 -0400)]
drm/amdgpu: Add comment to describe the purpose of one difficult if statement

Use == instead of != in the if statement to make code easier understood

Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: Change some variable names to make code easier understood
Alex Xie [Mon, 6 Jun 2016 22:13:26 +0000 (18:13 -0400)]
drm/amdgpu: Change some variable names to make code easier understood

Add comment to describe some variables otherwise.

Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: enable BUS master after pci reset
Chunming Zhou [Mon, 6 Jun 2016 05:50:18 +0000 (13:50 +0800)]
drm/amdgpu: enable BUS master after pci reset

Re-enable bus mastering after GPU reset. We disable it
at the top of these functions, so balance them by
re-enabling it.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
eviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add return value for pci config reset
Chunming Zhou [Mon, 6 Jun 2016 05:06:45 +0000 (13:06 +0800)]
drm/amdgpu: add return value for pci config reset

So we know whether or not the reset succeeded.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove now unnecessary checks
Christian König [Wed, 1 Jun 2016 11:31:17 +0000 (13:31 +0200)]
drm/amdgpu: remove now unnecessary checks

vm_flush() now comes directly after vm_grab_id().

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use a fence array for VMID management
Christian König [Wed, 1 Jun 2016 08:47:36 +0000 (10:47 +0200)]
drm/amdgpu: use a fence array for VMID management

Just wait for any fence to become available, instead
of waiting for the last entry of the LRU.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: reuse VMIDs assigned to a VM only if there is also a free one
Christian König [Mon, 23 May 2016 14:00:32 +0000 (16:00 +0200)]
drm/amdgpu: reuse VMIDs assigned to a VM only if there is also a free one

This fixes a fairness problem with the GPU scheduler. VM having lot of
jobs could previously starve VM with less jobs.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: prefer VMIDs idle on the current ring
Christian König [Mon, 23 May 2016 13:30:08 +0000 (15:30 +0200)]
drm/amdgpu: prefer VMIDs idle on the current ring

Prefer to use a VMIDs which are idle on the ring we want to submit to. This
also removes bubbling idle VMIDs up on the LRU, which is actually not
beneficial.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add optional ring to amdgpu_sync_is_idle
Christian König [Mon, 23 May 2016 12:26:39 +0000 (14:26 +0200)]
drm/amdgpu: add optional ring to amdgpu_sync_is_idle

Check if the sync object is idle depending on the ring a submission works with.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: remove amdgpu_sync_wait
Christian König [Fri, 20 May 2016 11:06:09 +0000 (13:06 +0200)]
drm/amdgpu: remove amdgpu_sync_wait

Stop hiding bugs, instead print a proper error when the scheduler
doesn't handle all dependencies.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: generalize the scheduler fence
Christian König [Fri, 20 May 2016 10:53:52 +0000 (12:53 +0200)]
drm/amdgpu: generalize the scheduler fence

Make it two events, one for the job being scheduled and one when it is finished.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: document amdgpu_sync_get_fence
Christian König [Mon, 23 May 2016 14:19:44 +0000 (16:19 +0200)]
drm/amdgpu: document amdgpu_sync_get_fence

It's not obvious what it should do.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx80: Add QUICK_PG bit to GFX header and use it.
Tom St Denis [Fri, 3 Jun 2016 18:31:46 +0000 (14:31 -0400)]
drm/amdgpu/gfx80:  Add QUICK_PG bit to GFX header and use it.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx8: Tidy up various PG helpers
Tom St Denis [Fri, 3 Jun 2016 16:52:03 +0000 (12:52 -0400)]
drm/amdgpu/gfx8: Tidy up various PG helpers

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx8: Enable PG on Stoney
Tom St Denis [Thu, 2 Jun 2016 12:53:35 +0000 (08:53 -0400)]
drm/amdgpu/gfx8: Enable PG on Stoney

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx8: Enable CG on Stoney
Tom St Denis [Thu, 2 Jun 2016 12:52:39 +0000 (08:52 -0400)]
drm/amdgpu/gfx8: Enable CG on Stoney

Enable all relevant CG flags for Stoney parts.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/gfx8: Switch Stoney to share CZ's RLC functions
Tom St Denis [Thu, 2 Jun 2016 12:51:15 +0000 (08:51 -0400)]
drm/amdgpu/gfx8: Switch Stoney to share CZ's RLC functions

According to the bringup code ST/CZ share the RLC
ENTER/EXIT logic.

Tested on my ST board.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add amdgpu.cg_mask and amdgpu.pg_mask parameters
Nicolai Hähnle [Thu, 2 Jun 2016 10:32:07 +0000 (12:32 +0200)]
drm/amdgpu: add amdgpu.cg_mask and amdgpu.pg_mask parameters

They allow disabling clock and power gating from the kernel command line,
which hopefully helps with diagnosing problems in the field.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Nicolai Hähnle <Nicolai.Haehnle@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/trace: Add tracepoints to MMIO read/writes
Tom St Denis [Tue, 31 May 2016 12:02:27 +0000 (08:02 -0400)]
drm/amdgpu/trace:  Add tracepoints to MMIO read/writes

Add tracepoints to the MMIO read/write so we can log
MMIO traffic.

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>
8 years agodrm/amdgpu: print smc fw info in CGS.
yanyang1 [Mon, 30 May 2016 07:30:54 +0000 (15:30 +0800)]
drm/amdgpu: print smc fw info in CGS.

The non-powerplay code handles this directly.  Do
it in cgs for powerplay.

Signed-off-by: yanyang1 <Young.Yang@amd.com>
Reviewed-by: Rex Zhu Rex.Zhu@amd.com
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: properly clean up runtime pm
Alex Deucher [Fri, 3 Jun 2016 22:21:41 +0000 (18:21 -0400)]
drm/amdgpu: properly clean up runtime pm

Was missing the calls to fini.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon: work around lack of upstream ACPI support for D3cold
Alex Deucher [Fri, 3 Jun 2016 21:10:33 +0000 (17:10 -0400)]
drm/radeon: work around lack of upstream ACPI support for D3cold

Until Dave's patch to support the new hybrid gfx ACPI method goes
upstream, we can fallback to the old ATPX method which seems to
still work.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: work around lack of upstream ACPI support for D3cold
Alex Deucher [Fri, 3 Jun 2016 21:06:18 +0000 (17:06 -0400)]
drm/amdgpu: work around lack of upstream ACPI support for D3cold

Until Dave's patch to support the new hybrid gfx ACPI method goes
upstream, we can fallback to the old ATPX method which seems to
still work.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add gpu reset to timeout handler
Chunming Zhou [Mon, 30 May 2016 01:58:50 +0000 (09:58 +0800)]
drm/amdgpu: add gpu reset to timeout handler

so that we could actually reset the GPU when it hangs.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: fix ring debugfs bug
Monk Liu [Tue, 14 Jun 2016 16:02:21 +0000 (12:02 -0400)]
drm/amdgpu: fix ring debugfs bug

debugfs file added but not released after driver unloaded

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amd/amdgpu: ring debugfs is read in increments of 4 bytes
Tom St Denis [Mon, 2 May 2016 12:35:35 +0000 (08:35 -0400)]
drm/amd/amdgpu: ring debugfs is read in increments of 4 bytes

If a user tries to read a non-multiple of 4 bytes it would have
read until the end of the ring potentially crashing the user
task.

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>
8 years agodrm/amd/amdgpu: Convert ring debugfs entries to binary
Tom St Denis [Wed, 27 Apr 2016 16:41:16 +0000 (12:41 -0400)]
drm/amd/amdgpu: Convert ring debugfs entries to binary

They now emit ring data in binary which will be read/written by
the userspace tool umr shortly.

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>
8 years agodrm/radeon: drop explicit pci D3/D0 setting for ATPX power control
Alex Deucher [Thu, 2 Jun 2016 13:31:59 +0000 (09:31 -0400)]
drm/radeon: drop explicit pci D3/D0 setting for ATPX power control

The ATPX power control method does this for you.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon/atpx: hybrid platforms use d3cold
Alex Deucher [Thu, 2 Jun 2016 13:27:03 +0000 (09:27 -0400)]
drm/radeon/atpx: hybrid platforms use d3cold

The platform d3 cold is used to power down the dGPU.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon/atpx: track whether if this is a hybrid graphics platform
Alex Deucher [Thu, 2 Jun 2016 13:24:53 +0000 (09:24 -0400)]
drm/radeon/atpx: track whether if this is a hybrid graphics platform

hybrid graphics in this case refers to systems which use the new
platform d3 cold ACPI methods as opposed to ATPX for dGPU power
control.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: drop explicit pci D3/D0 setting for ATPX power control
Alex Deucher [Thu, 2 Jun 2016 13:18:34 +0000 (09:18 -0400)]
drm/amdgpu: drop explicit pci D3/D0 setting for ATPX power control

The ATPX power control method does this for you.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/atpx: hybrid platforms use d3cold
Alex Deucher [Thu, 2 Jun 2016 13:08:32 +0000 (09:08 -0400)]
drm/amdgpu/atpx: hybrid platforms use d3cold

The platform d3 cold is used to power down the dGPU.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/atpx: track whether if this is a hybrid graphics platform
Alex Deucher [Thu, 2 Jun 2016 13:04:01 +0000 (09:04 -0400)]
drm/amdgpu/atpx: track whether if this is a hybrid graphics platform

hybrid graphics in this case refers to systems which use the new
platform d3 cold ACPI methods as opposed to ATPX for dGPU power
control.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon/atpx: drop forcing of dGPU power control
Alex Deucher [Wed, 1 Jun 2016 19:13:24 +0000 (15:13 -0400)]
drm/radeon/atpx: drop forcing of dGPU power control

Now that we handle this correctly, there is no need to force
it.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon: use PCI_D3hot for PX systems without dGPU power control
Alex Deucher [Wed, 1 Jun 2016 19:07:44 +0000 (15:07 -0400)]
drm/radeon: use PCI_D3hot for PX systems without dGPU power control

On PX systems without dGPU power control, use PCI_D3hot.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon/atpx: add a query for ATPX dGPU power control
Alex Deucher [Wed, 1 Jun 2016 19:05:05 +0000 (15:05 -0400)]
drm/radeon/atpx: add a query for ATPX dGPU power control

The runtime pm sequence is different depending on whether or
not the platform supports ATPX dGPU power control.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon: add a delay after ATPX dGPU power off
Alex Deucher [Wed, 1 Jun 2016 16:58:36 +0000 (12:58 -0400)]
drm/radeon: add a delay after ATPX dGPU power off

ATPX dGPU power control requires a 200ms delay between
power off and on.  This should fix dGPU failures on
resume from power off.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
8 years agodrm/radeon: clean up atpx power control handling
Alex Deucher [Wed, 1 Jun 2016 16:47:38 +0000 (12:47 -0400)]
drm/radeon: clean up atpx power control handling

The presence of the power control method should be determined
via the presence of the method in function 0.  However, some
sbioses only set the appropriate bits in function 1 so use
then to override a missing power control function.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/radeon: disable power control on hybrid laptops
Alex Deucher [Wed, 1 Jun 2016 16:20:16 +0000 (12:20 -0400)]
drm/radeon: disable power control on hybrid laptops

Windows 10 (and some 8.1) systems use standardized
ACPI calls for hybrid laptops to control dGPU power.
Detect those cases and disable the AMD specific ATPX
power control.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/atpx: drop forcing of dGPU power control
Alex Deucher [Wed, 1 Jun 2016 17:14:48 +0000 (13:14 -0400)]
drm/amdgpu/atpx: drop forcing of dGPU power control

Now that we handle this correctly, there is no need to force
it.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: use PCI_D3hot for PX systems without dGPU power control
Alex Deucher [Wed, 1 Jun 2016 17:12:25 +0000 (13:12 -0400)]
drm/amdgpu: use PCI_D3hot for PX systems without dGPU power control

On PX systems without dGPU power control, use PCI_D3hot.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu/atpx: add a query for ATPX dGPU power control
Alex Deucher [Wed, 1 Jun 2016 17:08:21 +0000 (13:08 -0400)]
drm/amdgpu/atpx: add a query for ATPX dGPU power control

The runtime pm sequence is different depending on whether or
not the platform supports ATPX dGPU power control.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
8 years agodrm/amdgpu: add a delay after ATPX dGPU power off
Alex Deucher [Wed, 1 Jun 2016 16:54:33 +0000 (12:54 -0400)]
drm/amdgpu: add a delay after ATPX dGPU power off

ATPX dGPU power control requires a 200ms delay between
power off and on.  This should fix dGPU failures on
resume from power off.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
8 years agodrm/amdgpu: clean up atpx power control handling
Alex Deucher [Wed, 1 Jun 2016 16:42:35 +0000 (12:42 -0400)]
drm/amdgpu: clean up atpx power control handling

The presence of the power control method should be determined
via the presence of the method in function 0.  However, some
sbioses only set the appropriate bits in function 1 so use
then to override a missing power control function.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>