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2019-01-25drm/amdgpu: add support for self irq on Vega10 v2Christian König
This finally enables processing of ring 1 & 2. v2: fix copy&paste error Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: add support for processing IH ring 1 & 2Christian König
Previously we only added the ring buffer memory, now add the handling as well. Signed-off-by: Christian König <christian.koenig@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: enable IH ring 1 and ring 2 v4Christian König
The entries are ignored for now, but it at least stops crashing the hardware when somebody tries to push something to the other IH rings. v2: limit ring size, add TODO comment v3: only program rings if they are actually allocated v4: limit the ring init to Vega10 Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: set the executable flag on unused Vega10 PTEs v2Christian König
Otherwise we run into a non-retry fault on access. It seems to be a hardware bug that the executable bit has higher priority than the valid bit. v2: handle clears as well Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/ttm: stop always moving BOs on the LRU on page faultChristian König
Move the BO on the LRU only when it is actually moved by a DMA operation. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com> Tested-And-Reviewed-by: Chunming Zhou <david1.zhou@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd/powerplay: support retrieving and adjusting dcefclock power levels V2Evan Quan
User can use "pp_dpm_dcefclk" to retrieve and adjust dcefclock power levels. V2: expose this interface for Vega10 and later ASICs only Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd/powerplay: support retrieving and adjusting fclock power levels V2Evan Quan
User can use "pp_dpm_fclk" to retrieve and adjust fclock power levels. V2: expose this interface for Vega20 and later ASICs only Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd/powerplay: support retrieving and adjusting SOC clock power levels V2Evan Quan
User can use "pp_dpm_socclk" to retrieve and adjust SOC clock power levels. V2: expose this interface for Vega10 and later ASICs only Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd/powerplay: support enabled ppfeatures retrieving and setting V3Evan Quan
User can use "ppfeatures" sysfs interface to retrieve and set enabled powerplay features. V2: expose this feature for Vega10 and later dGPUs V3: squash in removal of unused variable (Alex) Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: set bulk_moveable to false when lru changed v2Chunming Zhou
if lru is changed, we cannot do bulk moving. v2: root bo isn't in bulk moving, skip its change. 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>
2019-01-25drm/ttm: add lru notify to bo driver v2Chunming Zhou
allow driver do somethings when lru changed. v2: address Michel's comments. 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>
2019-01-25drm/amdgpu/psp: ignore psp response statusAaron Liu
In some cases, psp response status is not 0 even there is no problem while the command is submitted. Some version of PSP FW doesn't write 0 to that field. So here we would like to only print a warning instead of an error during psp initialization to avoid breaking hw_init and it doesn't return -EINVAL. Signed-off-by: Aaron Liu <aaron.liu@amd.com> Reviewed-by: Huang Rui <ray.huang@amd.com> Reviewed-by: Xiangliang Yu<Xiangliang.Yu@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> Reviewed-by: Paul Menzel <pmenzel+amd-gfx@molgen.mpg.de> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: Setting doorbell range registers earlierOak Zeng
HW doorbell writing routing policy: writing to doorbell not in SDMA/IH/MM/ACV doorbell range will be routed to CP. So CP doorbell routing depends on doorbell range setting of above blocks. Setting doorbell range of above blocks earlier (soc15_common_hw_init) to make sure CP doorbell writing be routed to CP block. Signed-off-by: Oak Zeng <Oak.Zeng@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: Fix sdma doorbell range settingOak Zeng
Different ASIC has different SDMA queue number so different SDMA doorbell range. Introduce an extra parameter to sdma_doorbell_range function and set sdma doorbell range correctly. Signed-off-by: Oak Zeng <Oak.Zeng@amd.com> Reviewed-by: Philip Yang <Philip.Yang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: Add per device sdma_doorbell_range fieldOak Zeng
Different ASIC has different sdma doorbell range. Add a per device sdma_doorbell_range field and initialize it. Signed-off-by: Oak Zeng <Oak.Zeng@amd.com> Reviewed-by: Philip Yang <Philip.Yang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu/soc15: return proper error codes in baco resetAlex Deucher
Rather than just -1. Reviewed-by: JimQu <Jim.Qu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd/display: Include names of all PP clock typesRafał Miłecki
This fixes printing clock names in cases like: [ 5.352311] [drm] DM_PPLIB: values for Invalid clock [ 5.352313] [drm] DM_PPLIB: 400000 in kHz [ 5.352313] [drm] DM_PPLIB: 933000 in kHz [ 5.352314] [drm] DM_PPLIB: 1067000 in kHz [ 5.352315] [drm] DM_PPLIB: 1200000 in kHz [ 5.352317] [drm] DM_PPLIB: values for Invalid clock [ 5.352318] [drm] DM_PPLIB: 300000 in kHz [ 5.352318] [drm] DM_PPLIB: 600000 in kHz [ 5.352319] [drm] DM_PPLIB: 626000 in kHz [ 5.352320] [drm] DM_PPLIB: 654000 in kHz (source: HP EliteBook 745 G5 w. RAVEN 0x1002:0x15DD 0x103C:0x83D5 0xD1) On my system above "Invalid" names got replaced by "F" and "DCF". The same problem was occurring on Huawei Matebook D with just 667000 kHz instead of 400000 kHz. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd: fix typoMatteo Croce
Fix spelling mistake: "lenght" -> "length" Signed-off-by: Matteo Croce <mcroce@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amd/display: Skip create new stream if crtc state doesn't changeJerry (Fangzhi) Zuo
Need to check if crtc state is changed so that mode set is required before trying to create new stream. It deals with the MST hotplug use case when plug back to the same connector where the failure to create new stream for the inactive crtc on the old connector. Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@amd.com> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: use BACO reset on vega20 if platform supportJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: use BACO reset if platform support (v2)Jim Qu
It will fall back to use mode1 reset if platform does not support BACO feature. v2: squash in warning fix (Alex) Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu/powerper: add vega20 BACO functionsJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: update THM IP register header to support BACOJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: also include NBIO v7.4 register mask headerJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: update NBIO v7.4 to support BACOJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: expose BACO interfaces to upper level from PPJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdgpu: add BACO interfaces for vega10Jim Qu
V2: delay 20ms before BACO out. V3: rename function to vega10_baco_xxx Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-25drm/amdpgu: add common functions for BACO feature in PP (v2)Jim Qu
V2: squash in crash fix for non-register commands (Alex) Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amdgpu: add BACO interfaces in pm and hwmgr function tableJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amdgpu: update nbio v6.1 register/master to support BACOJim Qu
Signed-off-by: Jim Qu <Jim.Qu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Fully remove i2caux folderLeo Li
This is a follow up to: e28e1490794d ("drm/amd/display: Remove i2caux folder") Some files were still left, so delete all of them. CC: David Francis <David.Francis@amd.com> CC: Harry Wentland <Harry.Wentland@amd.com> Signed-off-by: Leo Li <sunpeng.li@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: 3.2.14Steven Chiu
Signed-off-by: Steven Chiu <steven.chiu@amd.com> Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Check for NULL when creating gamma structKrunoslav Kovac
[Wjy&How] Some stress test is causing unexpected memory allocation failure. This prevents null dereference but there will likely be problems later, hard to gracefully handle memalloc fail for critical objects. Signed-off-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com> Reviewed-by: Anthony Koo <Anthony.Koo@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Acked-by: Reza Amini <Reza.Amini@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Check if registers are available before accessingEric Bernstein
Check if VERT_FILTER_INIT_BOT and BLACK_OFFSET registers exists in the DCN SCL IP block before trying to access. Signed-off-by: Eric Bernstein <eric.bernstein@amd.com> Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Add new infopacket definitionBayan Zabihiyan
Modify freesync module to build VTEM infopackets when in HdmiVRR mode Signed-off-by: Bayan Zabihiyan <Bayan.Zabihiyan@amd.com> Reviewed-by: Jun Lei <Jun.Lei@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Rename configure_encoder to enc1_configure_encoderDmytro Laktyushkin
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> Reviewed-by: Charlene Liu <Charlene.Liu@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: add workaround for 4k video underflowEric Yang
[Why] On DCN1, there is an issue where on high BW config on single channel systems, underflow will be observed if DCC is disabled. This issue can be observed on several use cases. For this particular case, it is observed when playing 4k video on 4k desktop with video downscaled to a certain size. [How] Block MPO for this particular case, this will prevent extra BW consumed from downscaling, working around the underflow. Signed-off-by: Eric Yang <Eric.Yang2@amd.com> Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: dp interlace MSA timing programming for Interlace mode.Charlene Liu
[Why] DP compliance box shows wrong MSA data. Signed-off-by: Charlene Liu <charlene.liu@amd.com> Reviewed-by: Jun Lei <Jun.Lei@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: fix warning on raven hotplugRoman Li
[Why] Hotplug on raven results in REG_WAIT_TIMEOUT warning due to failing attempt to lock disabled otg for the hubp interdependent pipes programming. [How] Don't setup pipe interdependencies for disabled otg. Also removed the unnecessary duplicate logic checks. Signed-off-by: Roman Li <Roman.Li@amd.com> Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: dal-pplib interface refactor dal parthersen wu
[WHY] clarify dal input parameters to pplib interface, remove un-used parameters. dal knows exactly which parameters needed and their effects at pplib and smu sides. current dal sequence for dcn1_update_clock to pplib: 1.smu10_display_clock_voltage_request for dcefclk 2.smu10_display_clock_voltage_request for fclk 3.phm_store_dal_configuration_data { set_min_deep_sleep_dcfclk set_active_display_count store_cc6_data --- this data never be referenced new sequence will be: 1. set_display_count --- need add new pplib interface 2. set_min_deep_sleep_dcfclk -- new pplib interface 3. set_hard_min_dcfclk_by_freq 4. set_hard_min_fclk_by_freq after this code refactor, smu10_display_clock_voltage_request, phm_store_dal_configuration_data will not be needed for rv. Signed-off-by: hersen wu <hersenxs.wu@amd.com> Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Remove i2caux folderDavid Francis
[Why] It is huge, unmaintainable, needlessly layered, and obsolete [How] Remove it. All of it. Also remove the i2caux struct in dc_context and the code that created and destructed it Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Change from aux_engine to dce_auxDavid Francis
[Why] The aux_engine struct is needlessly complex and is defined multiple times. It contains function pointers that each have only one version and are called only from inside dce_aux. [How] Replace aux_engine with a new struct called dce_aux. Remove all function pointers and call functions directly. Remove unused functions Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Switch ddc to new aux interfaceDavid Francis
[Why] The old aux interface goes through i2caux and the aux_engine and engine function pointers. The multiple layers of indirection make it hard to tell waht is happening. The aux algorithm does not need to be this complicated: attempt to submit the request. If you get an ack (reply = 0), stop. Otherwise, retry, up to 7 times. [How] Add a new helper function in dce_aux that performs aux retries Move the plumbing of the aux calling code into dce_aux Add functions in ddc that redirect directly to dce_aux Make all aux calls use these functions Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Shift dc link aux to aux_payloadDavid Francis
[Why] aux_payload should be the struct used inside dc to start aux transactions. This will allow the old aux interface to be seamlessly replaced. [How] Add three fields to aux_payload: reply, mot, defer_delay This will mean that aux_payload has all data required to submit a request. Shift dc_link to use this struct Signed-off-by: David Francis <David.Francis@amd.com> Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: 3.2.13Steven Chiu
Signed-off-by: Steven Chiu <steven.chiu@amd.com> Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Fix disabled cursor on top screen edgeNicholas Kazlauskas
[Why] The cursor vanishes when touching the top of edge of the screen for Raven on Linux. This occurs because the cursor height is not taken into account when deciding to disable the cursor. [How] Factor in the cursor height into the cursor calculations - and mimic the existing x position calculations. Fixes: 94a4ffd1d40b ("drm/amd/display: fix PIP bugs on Dal3") Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Set link rate set if eDP ver >= 1.4.Derek Lai
[Why] If eDP ver >= 1.4, the Source device must use LINK_RATE_SET. [How] Get LINK_RATE_SET by reading DPCD 10h-1fh, then write DPCD 00115h before link training. Signed-off-by: Derek Lai <Derek.Lai@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Fix for NULL ramp pointer crashing driverJoshua Aberback
[Why] In certain scenarios the ramp parameter come in as NULL, which crashes because this function doesn't guard properly in the early return. [How] - parameter mapUserRamp should be the guard (false means no ramp) - remove checking ramp in early return Signed-off-by: Joshua Aberback <joshua.aberback@amd.com> Reviewed-by: Sivapiriyan Kumarasamy <Sivapiriyan.Kumarasamy@amd.com> Acked-by: Eryk Brol <Eryk.Brol@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: Redefine DMCU_SCRATCH to identify DMCU stateMartin Tsai
[why] To resume system before entering S0i3 completely will cause PSP not reload DMCU FW since there is not HW power state change. In this case, driver cannot get correct DMCU version from IRAM since driver override it and DMCU didn't reload to update it. It makes driver return false in dcn10_dmcu_init(). [how] 1.To redefine DMCU_SCRATCH to identify different DMCU state. 2.To reserve IRAM 0xF0~0xFF write by DMCU only. 3.To remove dcn10_get_dmcu_state Signed-off-by: Martin Tsai <martin.tsai@amd.com> Reviewed-by: Anthony Koo <Anthony.Koo@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-01-14drm/amd/display: fix PME notification not working in RV desktopCharlene Liu
[Why] PPLIB not receive the PME when unplug. Signed-off-by: Charlene Liu <charlene.liu@amd.com> Reviewed-by: Chris Park <Chris.Park@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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