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path: root/drivers/gpu/drm/amd/pm
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2023-02-16drm/amd/pm: Allocate dummy table only if neededLijo Lazar2-3/+8
Only Navi1x requires dummy read workaround. Allocate the table in VRAM only for Navi1x. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-14drm/amd/amdgpu: implement mode2 reset on smu_v13_0_10Kenneth Feng7-1/+69
implement mode2 reset on smu_v13_0_10 Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amdgpu/smu: skip pptable init under sriovJane Jian1-0/+6
sriov does not need to init pptable from amdgpu driver we finish it from PF Signed-off-by: Jane Jian <Jane.Jian@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amd/pm/smu7: move variables to where they are usedAlex Deucher1-6/+8
Move variable declarations to where they are used. Fixes a segfault on smu7 V0 structures where some tables don't exist. Cc: Evan Quan <evan.quan@amd.com> Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/2388 Fixes: b1a9557a7d00 ("drm/amd/pm: fulfill powerplay peak profiling mode shader/memory clock settings") Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amdgpu: Add unique_id support for GC 11.0.1/2Kent Russell1-0/+2
These can support unique_id, so create the sysfs file for them Signed-off-by: Kent Russell <kent.russell@amd.com> Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amd/pm: bump SMU 13.0.7 driver_if header versionEvan Quan2-15/+16
This can suppress the warning caused by version mismatch. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Guchun Chen <guchun.chen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amd/pm: bump SMU 13.0.0 driver_if header versionEvan Quan2-3/+4
This can suppress the warning caused by version mismatch. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Guchun Chen <guchun.chen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amd/pm: add SMU 13.0.7 missing GetPptLimit message mappingEvan Quan1-0/+1
Add missing GetPptLimit message mapping. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-31drm/amdgpu: Enable vclk dclk node for gc11.0.3Yiqing Yao1-2/+4
These sysfs nodes are tested supported, so enable them. Signed-off-by: Yiqing Yao <yiqing.yao@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-31drm/amd/pm: drop unneeded dpm features disablement for SMU 13.0.4/11Tim Huang1-0/+14
PMFW will handle the features disablement properly for gpu reset case, driver involvement may cause some unexpected issues. Cc: stable@vger.kernel.org # 6.1 Signed-off-by: Tim Huang <tim.huang@amd.com> Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-30Merge tag 'amd-drm-next-6.3-2023-01-27' of ↵Dave Airlie1-0/+1
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-6.3-2023-01-27: amdgpu: - GC11 fixes - SMU13 fixes - Freesync fixes - DP MST fixes - DP MST code rework and cleanup - AV1 fixes for VCN4 - DCN 3.2.x fixes - PSR fixes - DML optimizations - DC link code rework Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230127225917.2419162-1-alexander.deucher@amd.com
2023-01-25Merge tag 'amd-drm-next-6.3-2023-01-20' of ↵Dave Airlie9-12/+62
https://gitlab.freedesktop.org/agd5f/linux into drm-next amd-drm-next-6.3-2023-01-20: amdgpu: - Secure display fixes - Fix scaling - Misc code cleanups - Display BW alloc logic updates - DCN 3.2 fixes - Fix power reporting on certain firmwares for CZN/RN - SR-IOV fixes - Link training cleanup and code rework - HDCP fixes - Reserved VMID fix - Documentation updates - Colorspace fixes - RAS updates - GC11.0 fixes - VCN instance harvesting fixes - DCN 3.1.4/5 workarounds for S/G displays - Add PCIe info to the INFO IOCTL amdkfd: - XNACK fix UAPI: - Add PCIe gen/lanes info to the amdgpu INFO IOCTL Nesa ultimately plans to use this to make decisions about buffer placement optimizations Mesa MR: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20790 Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230120234523.7610-1-alexander.deucher@amd.com
2023-01-24drm/amd/pm: add missing AllowIHInterrupt message mapping for SMU13.0.0Evan Quan1-0/+1
Add SMU13.0.0 AllowIHInterrupt message mapping. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-24Merge tag 'drm-misc-next-2023-01-19' of ↵Daniel Vetter8-8/+0
git://anongit.freedesktop.org/drm/drm-misc into drm-next drm-misc-next for $kernel-version: UAPI Changes: Cross-subsystem Changes: Core Changes: * Cleanup unneeded include statements wrt <linux/fb.h>, <drm/drm_fb_helper.h> and <drm/drm_crtc_helper.h> * Remove unused helper DRM_DEBUG_KMS_RATELIMITED() * fbdev: Remove obsolete aperture field from struct fb_device, plus driver cleanups; Remove unused flag FBINFO_MISC_FIRMWARE * MIPI-DSI: Fix brightness, plus rsp. driver updates * scheduler: Deprecate drm_sched_resubmit_jobs() * ttm: Fix MIPS build; Remove ttm_bo_wait(); Documentation fixes Driver Changes: * Remove obsolete drivers for userspace modesetting i810, mga, r128, savage, sis, tdfx, via * bridge: Support CDNS DSI J721E, plus DT bindings; lt9611: Various fixes and improvements; sil902x: Various fixes; Fixes * nouveau: Removed support for legacy ioctls; Replace zero-size array; Cleanups * panel: Fixes * radeon: Use new DRM logging helpers Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> From: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/Y8kDk5YX7Yz3eRhM@linux-uq9g
2023-01-18drm/amd/pm/powerplay/smumgr/ci: use bitwise or for bitmasks additionDeepak R Varma1-1/+1
For bit mask addition, it is recommended to use or operator "|" instead of numerical addition as the former is quicker and cleaner. Change suggested by orplus.cocci Coccinelle semantic patch. Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Deepak R Varma <drv@mailo.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-18drm/amd/pm/powerplay/hwmgr: use bitwise or for bitmasks additionDeepak R Varma1-4/+4
For bit mask addition, it is recommended to use or operator "|" instead of numerical addition as the former is quicker and cleaner. Change suggested by orplus.cocci Coccinelle semantic patch. Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Deepak R Varma <drv@mailo.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-18drm/amd/pm/powerplay/smumgr: use bitwise or for additionDeepak R Varma2-2/+2
For bit mask addition, it is recommended to use or operator "|" instead of numerical addition as the former is quicker and cleaner. Change suggested by orplus.cocci Coccinelle semantic patch. Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Deepak R Varma <drv@mailo.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-18drm/amdgpu/pm: update hwmon power documentationAlex Deucher1-1/+1
Power reporting is socket power. On APUs this includes the CPU. Update the documentation to clarify this. Reviewed-by: Aaron Liu <aaron.liu@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-13drm/amd/pm: Support RAS fatal error mode1 reset on smu v13_0_0 and v13_0_10Candice Li3-3/+48
Support RAS fatal error mode1 reset on smu v13_0_0 and v13_0_10. Signed-off-by: Candice Li <candice.li@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-13drm/amdgpu: Correct the power calcultion for Renior/Cezanne.jie1zhan1-1/+6
From smu firmware,the value of power is transferred in units of watts. Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/2321 Fixes: 137aac26a2ed ("drm/amdgpu/smu12: fix power reporting on renoir") Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com> Reviewed-by: Aaron Liu <aaron.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-13drm/amdgpu: Do not include <linux/fb.h>Thomas Zimmermann8-8/+0
Remove unnecessary include statements for <linux/fb.h>. No functional changes. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Acked-by: Christian König <christian.koenig@amd.com> Acked-by: Maxime Ripard <maxime@cerno.tech> Link: https://patchwork.freedesktop.org/patch/msgid/20230111130206.29974-5-tzimmermann@suse.de
2023-01-11drm/amd/pm/smu13: BACO is supported when it's in BACO stateGuchun Chen1-0/+4
This leverages the logic in smu11. No need to talk to SMU to check BACO enablement as it's in BACO state already. Signed-off-by: Guchun Chen <guchun.chen@amd.com> Reviewed-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-10drm/amd: Use `amdgpu_ucode_release` helper for siMario Limonciello1-9/+2
The `amdgpu_ucode_release` helper is replacing all calls to release_firmware. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-10drm/amd: Use `amdgpu_ucode_release` helper for powerplayMario Limonciello1-2/+1
The `amdgpu_ucode_release` helper is replacing all calls to release_firmware. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-10drm/amd: Load SMU microcode during early_initMario Limonciello1-7/+5
This will ensure that the microcode is available before the firmware framebuffer has been destroyed. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-10drm/amd: Use `amdgpu_ucode_*` helpers for SMUMario Limonciello2-24/+8
The `amdgpu_ucode_request` helper will ensure that the return code for missing firmware is -ENODEV so that early_init can fail. The `amdgpu_ucode_release` helper is for symmetry on unloading. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-10drm/amd: Convert SMUv13 microcode to use `amdgpu_ucode_ip_version_decode`Mario Limonciello1-10/+2
The special case for the one dGPU has been moved into `amdgpu_ucode_ip_version_decode`, so simplify this code. Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-10drm/amd: Convert SMUv11 microcode to use `amdgpu_ucode_ip_version_decode`Mario Limonciello1-32/+3
Remove the special casing from SMU v11 code. No intended functional changes. Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-05drm/amd/pm: add the missing mapping for PPT feature on SMU13.0.0 and 13.0.7Evan Quan2-0/+2
Then we are able to set a new ppt limit via the hwmon interface(power1_cap). 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>
2023-01-05drm/amd/pm: correct the reference clock for fan speed(rpm) calculationEvan Quan1-2/+2
Correct the reference clock as 25Mhz for SMU13 fan speed calculation. 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>
2023-01-04drm/amdgpu: use VRAM|GTT for a bunch of kernel allocationsChristian König1-6/+4
Technically all of those can use GTT as well, no need to force things into VRAM. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-12-20drm/amd/pm: correct the fan speed retrieving in PWM for some SMU13 asicsEvan Quan2-6/+28
For SMU 13.0.0 and 13.0.7, the output from PMFW is in percent. Driver need to convert that into correct PMW(255) based. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-12-20drm/amd/pm: bump SMU13.0.0 driver_if header to version 0x34Evan Quan3-1/+4
To fit the latest PMFW and suppress the warning emerged on driver loading. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-12-20drm/amd/pm: add support for WINDOW3D profile mode on SMU13.0.0Evan Quan1-2/+3
Add the support for WINDOW3D profile mode as for other profile modes. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-12-20drm/amd/pm: avoid large variable on kernel stackArnd Bergmann1-5/+16
The activity_monitor_external[] array is too big to fit on the kernel stack, resulting in this warning with clang: drivers/gpu/drm/amd/amdgpu/../pm/swsmu/smu13/smu_v13_0_7_ppt.c:1438:12: error: stack frame size (1040) exceeds limit (1024) in 'smu_v13_0_7_get_power_profile_mode' [-Werror,-Wframe-larger-than] Use dynamic allocation instead. It should also be possible to have single element here instead of the array, but this seems easier. v2: fix up argument to sizeof() (Alex) Fixes: 334682ae8151 ("drm/amd/pm: enable workload type change on smu_v13_0_7") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-12-15drm/amd/pm: fulfill powerplay peak profiling mode shader/memory clock settingsEvan Quan8-38/+155
Enable peak profiling mode shader/memory clock reporting for powerplay framework. 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>
2022-12-15drm/amd/pm: fulfill swsmu peak profiling mode shader/memory clock settingsEvan Quan1-0/+8
Enable peak profiling mode shader/memory clocks reporting for swsmu framework. 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>
2022-12-15drm/amd/pm: drop unused SMU v13 APIEvan Quan2-44/+0
The API is not in use. And it's unlikely to be used in the future either. 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>
2022-12-15drm/amd/pm: update SMU13.0.0 reported maximum shader clockEvan Quan1-1/+69
Update the reported maximum shader clock to the value which can be guarded to be achieved on all cards. This is to align with Window setting. 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> Cc: stable@vger.kernel.org # 6.0.x
2022-12-15drm/amd/pm: correct SMU13.0.0 pstate profiling clock settingsEvan Quan1-7/+15
Correct the pstate standard/peak profiling mode clock settings for SMU13.0.0. 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> Cc: stable@vger.kernel.org # 6.0.x
2022-12-15drm/amd/pm: enable GPO dynamic control support for SMU13.0.7Evan Quan1-0/+2
To better support UMD pstate profilings, the GPO feature needs to be switched on/off accordingly. 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> Cc: stable@vger.kernel.org # 6.0.x
2022-12-15drm/amd/pm: enable GPO dynamic control support for SMU13.0.0Evan Quan4-1/+22
To better support UMD pstate profilings, the GPO feature needs to be switched on/off accordingly. 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> Cc: stable@vger.kernel.org # 6.0.x
2022-12-14drm/amd/pm: add missing SMU13.0.7 mm_dpm feature mappingEvan Quan1-0/+2
Without this, the pp_dpm_vclk and pp_dpm_dclk outputs are not with correct data. 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> Cc: stable@vger.kernel.org # 6.0.x
2022-12-14drm/amd/pm: add missing SMU13.0.0 mm_dpm feature mappingEvan Quan1-0/+2
Without this, the pp_dpm_vclk and pp_dpm_dclk outputs are not with correct data. 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> Cc: stable@vger.kernel.org # 6.0.x
2022-11-29swsmu/amdgpu_smu: Fix the wrong if-conditionYu Songping1-1/+1
The logical operator '&&' will make smu->ppt_funcs->set_gfx_power_up_by_imu segment fault when smu->ppt_funcs is NULL. Signed-off-by: Yu Songping <yusongping@huawei.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-11-29drm/amdgpu/pm: use the specific mailbox registers only for SMU IP v13.0.4Tim Huang1-3/+14
The SMU IP v13.0.4 ppt interface is shared by IP v13.0.11, they use the different mailbox register offset. So use the specific mailbox registers offset for v13.0.4. Signed-off-by: Tim Huang <tim.huang@amd.com> Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com> Reviewed-by: Aaron Liu <aaron.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-11-29drm/amdgpu/pm: add GFXOFF control IP version check for SMU IP v13.0.11Yifan Zhang1-0/+1
Enable the SMU IP v13.0.11 GFXOFF control Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com> Reviewed-by: Aaron Liu <aaron.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-11-29drm/amdgpu: add smu 13 support for smu 13.0.11Yifan Zhang1-0/+2
this patch to add smu 13 support for smu 13.0.11. Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com> Reviewed-by: Aaron Liu <aaron.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-11-29drm/amdgpu/pm: enable swsmu for SMU IP v13.0.11Yifan Zhang1-0/+1
Add the entry to set the ppt functions for SMU IP v13.0.11. Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com> Reviewed-by: Aaron Liu <aaron.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-11-29drm/amd/pm/smu11: poll BACO status after RPM BACO exitsGuchun Chen1-1/+23
After executing BACO exit, driver needs to poll the status to ensure FW has completed BACO exit sequence to prevent timing issue. v2: use usleep_range to replace msleep to fix checkpatch.pl warnings Signed-off-by: Guchun Chen <guchun.chen@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
generated by cgit v1.2.3 (git 2.39.0) at 2025-09-19 17:50:46 +0300