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linux/drivers/gpu/drm/amd/include
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Evan Quan 6ee27ee27b drm/amd/pm: avoid duplicate powergate/ungate setting 
Just bail out if the target IP block is already in the desired
powergate/ungate state. This can avoid some duplicate settings
which sometimes may cause unexpected issues.

Link: https://lore.kernel.org/all/YV81vidWQLWvATMM@zn.tnic/
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214921
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215025
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1789
Fixes: bf756fb833 ("drm/amdgpu: add missing cleanups for Polaris12 UVD/VCE on suspend")
Signed-off-by: Evan Quan <evan.quan@amd.com>
Tested-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2021-11-17 17:41:20 -05:00
..
asic_reg drm/amd/display: Disable hdmistream and hdmichar clocks 2021-10-19 17:20:28 -04:00
ivsrcid drm/amdgpu: add DMUB outbox event IRQ source define/complete/debug flag 2021-04-09 16:54:42 -04:00
aldebaran_ip_offset.h drm/amd/include/aldebaran_ip_offset: Mark top-level IP_BASE as __maybe_unused 2021-05-21 10:32:16 -04:00
amd_acpi.h drm/amdgpu: support atcs method powershift (v4) 2021-06-01 22:36:48 -04:00
amd_pcie.h drm/amdgpu:Add pcie gen5 support in pcie capability. 2021-01-21 09:54:56 -05:00
amd_pcie_helpers.h gpu: drm: amd/radeon: Convert printk(KERN_<LEVEL> to pr_<level> 2017-03-29 23:53:24 -04:00
amd_shared.h drm/amd/pm: avoid duplicate powergate/ungate setting 2021-11-17 17:41:20 -05:00
arct_ip_offset.h drm/amd/include/arct_ip_offset: Mark top-level IP_BASE definition as __maybe_unused 2020-11-24 12:09:53 -05:00
atom-bits.h drm/amdgpu: move some atombios definitions to common folder (v2) 2015-08-17 16:50:19 -04:00
atom-names.h drm/amdgpu: move some atombios definitions to common folder (v2) 2015-08-17 16:50:19 -04:00
atom-types.h drm/amdgpu: move some atombios definitions to common folder (v2) 2015-08-17 16:50:19 -04:00
atombios.h gpu: amd: replace open-coded offsetof() with builtin 2021-09-29 17:30:00 -04:00
atomfirmware.h drm/amd/display: Add DP 2.0 BIOS and DMUB Support 2021-09-01 16:55:10 -04:00
atomfirmwareid.h drm/amdgpu: add the new atomfirmware interface header 2017-03-29 23:54:15 -04:00
beige_goby_ip_offset.h drm/amd/amdgpu: initialize IP offset for beige_goby 2021-05-19 22:40:09 -04:00
cgs_common.h drm/amdgpu: retire indirect mmio reg support from cgs 2020-04-09 10:43:18 -04:00
cik_structs.h drm/amdkfd: Shift sdma_engine_id and sdma_queue_id in mqd 2019-05-24 12:21:01 -05:00
cyan_skillfish_ip_offset.h drm/amdgpu: dynamic initialize ip offset for cyan_skillfish 2021-07-23 10:08:00 -04:00
dimgrey_cavefish_ip_offset.h drm/amd/include/dimgrey_cavefish_ip_offset: Mark top-level IP_BASE as __maybe_unused 2020-11-24 12:09:53 -05:00
discovery.h drm/amdgpu/discovery: reserve discovery data at the top of VRAM 2019-10-15 15:48:46 -04:00
displayobject.h drm/amdgpu: add the new atomfirmware interface header 2017-03-29 23:54:15 -04:00
dm_pp_interface.h drm/amd/pp: Remove the same struct define in powerplay 2018-07-05 16:40:02 -05:00
kgd_kfd_interface.h drm/amdkfd: CWSR with software scheduler 2021-08-11 17:19:54 -04:00
kgd_pp_interface.h drm/amd/pm: drop the unnecessary intermediate percent-based transition 2021-08-16 15:35:56 -04:00
navi10_enum.h drm/amdgpu: Update NV SIMD-per-CU to 2 2021-07-01 00:05:18 -04:00
navi10_ip_offset.h drm/amd/include/navi10_ip_offset: Mark top-level IP_BASE as __maybe_unused 2020-11-24 12:09:53 -05:00
navi12_ip_offset.h drm/amd/include/navi12_ip_offset: Mark top-level IP_BASE as __maybe_unused 2020-11-24 12:09:53 -05:00
navi14_ip_offset.h drm/amd/include/navi14_ip_offset: Mark top-level IP_BASE as __maybe_unused 2020-11-24 12:09:53 -05:00
pptable.h drm/amdgpu: add raven related define in pptable.h. 2017-05-24 17:41:50 -04:00
renoir_ip_offset.h drm/amd/include/renoir_ip_offset: Mark top-level IP_BASE as __maybe_unused 2021-01-14 13:20:20 -05:00
sienna_cichlid_ip_offset.h drm/amd/include/sienna_cichlid_ip_offset: Mark top-level IP_BASE as __maybe_unused 2020-11-24 12:09:53 -05:00
soc15_hw_ip.h drm/amdgpu: add HWID of SDMA instance 2 and 3 2021-10-04 15:23:01 -04:00
soc15_ih_clientid.h drm/amdgpu: Fix IH client ID naming table 2021-03-23 22:53:22 -04:00
v9_structs.h drm/amdkfd: Extend CU mask to 8 SEs (v3) 2019-08-02 10:19:11 -05:00
v10_structs.h drm/amdgpu: add v10 structs header (v2) 2019-06-20 21:16:37 -05:00
vangogh_ip_offset.h drm/amd/include/vangogh_ip_offset: Mark top-level IP_BASE as __maybe_unused 2020-11-24 12:09:53 -05:00
vega10_enum.h drm/amdgpu: Support new arcturus mtype 2019-09-13 17:35:48 -05:00
vega10_ip_offset.h drm/amd/include/vega10_ip_offset: Mark _BASE structs as __maybe_unused 2020-11-13 17:29:46 -05:00
vega20_ip_offset.h drm/amd/include/vega20_ip_offset: Mark top-level IP_BASE definition as __maybe_unused 2020-11-24 12:09:53 -05:00
vi_structs.h drm/amdkfd: Check HIQ's MQD for queue preemption status 2021-03-23 22:59:25 -04:00
yellow_carp_offset.h drm/amdgpu: add yellow_carp_reg_base_init function for yellow carp (v2) 2021-06-04 16:03:06 -04:00