[Bug 107209] DM_PPLIB causes a warning on Raven

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=107209

--- Comment #3 from vono <vono22 at yahoo.fr> ---
Same here on Fedora 30 with kernel 5.0.17-300.fc30.x86_64

[drm] DM_PPLIB: values for Invalid clock
[drm] DM_PPLIB:         0 in kHz
[drm] DM_PPLIB:         0 in kHz
[drm] DM_PPLIB:         0 in kHz
[drm] DM_PPLIB:         1600000 in kHz
WARNING: CPU: 2 PID: 407 at
drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c:1380
dcn_bw_update_from_pplib+0xa2/0x2d0 [amdgpu]
Modules linked in: amdgpu(+) chash amd_iommu_v2 gpu_sched i2c_algo_bit ttm
drm_kms_helper crc32c_intel drm r8169 wmi pinctrl_amd video
CPU: 2 PID: 407 Comm: systemd-udevd Not tainted 5.0.17-300.fc30.x86_64 #1
Hardware name: Micro-Star International Co., Ltd MS-7B07/A320M PRO-VH PLUS
(MS-7B07), BIOS 3.G1 05/15/2019
RIP: 0010:dcn_bw_update_from_pplib+0xa2/0x2d0 [amdgpu]
Code: 24 10 85 c9 74 24 8d 71 ff 48 8d 44 24 14 48 8d 54 f4 1c eb 0d 48 83 c0
08 48 39 c2 0f 84 2a 01 00 00 44 8b 00 45 85 c0 75 eb <0f> 0b e8 37 99 be cc 4c
89 >
RSP: 0018:ffffb8f481267760 EFLAGS: 00010246
RAX: ffffb8f481267774 RBX: ffff981f4b477000 RCX: 0000000000000004
RDX: ffffb8f481267794 RSI: 0000000000000003 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000364
R10: 00000000000117bc R11: 0000000000000003 R12: ffffb8f4812677c0
R13: ffff981f4d0f3800 R14: 0000000000000000 R15: ffff981f4b477000
FS:  00007f4900a2d940(0000) GS:ffff981f58480000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005588121a40b0 CR3: 000000018ef1e000 CR4: 00000000003406e0
Call Trace:
 dcn10_create_resource_pool+0x834/0xb30 [amdgpu]
 ? dal_aux_engine_dce110_create+0x3a/0x80 [amdgpu]
 dc_create_resource_pool+0x113/0x1b0 [amdgpu]
 ? _cond_resched+0x15/0x30
 ? __kmalloc+0x16f/0x220
 dc_create+0x233/0x640 [amdgpu]
 ? amdgpu_cgs_create_device+0x23/0x50 [amdgpu]
 dm_hw_init+0xe6/0x160 [amdgpu]
 amdgpu_device_init.cold+0x1134/0x1428 [amdgpu]
 amdgpu_driver_load_kms+0x88/0x330 [amdgpu]
 drm_dev_register+0x116/0x160 [drm]
 amdgpu_pci_probe+0xb5/0x120 [amdgpu]


>From /proc/cpuinfo:
vendor_id       : AuthenticAMD
cpu family      : 23
model           : 17
model name      : AMD Ryzen 3 2200G with Radeon Vega Graphics
stepping        : 0
microcode       : 0x8101013
cpu MHz         : 1589.201

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