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https://bugs.launchpad.net/bugs/1950436

Title:
  Linux Mint 20.2, Kernel 5.13.0-21 closing lid > screen granulation

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Hello,
  This problem happening only on Kernel 5.13.0-21, Linux Mint 20.2 Uma. I am 
facing trouble with suspending laptop while closing lid on my laptop. Opening 
lid and waking up laptop from suspension lead to screen granulation, see 
attached photo. On other kernel is no problem. Here are spec about my laptop.

  System:
    Kernel: 5.11.0-40-generic x86_64 bits: 64 compiler: N/A 
    Desktop: Cinnamon 5.0.7 Distro: Linux Mint 20.2 Uma 
    base: Ubuntu 20.04 focal 
  Machine:
    Type: Laptop System: LENOVO product: 82LN v: IdeaPad 5 15ALC05 
    serial: <filter> 
    Mobo: LENOVO model: LNVNB161216 v: NO DPK serial: <filter> UEFI: LENOVO 
    v: H2CN14WW date: 04/01/2021 
  Battery:
    ID-1: BAT0 charge: 28.5 Wh condition: 57.0/57.0 Wh (100%) 
    model: LGC L19L3PF2 status: Discharging 
  CPU:
    Topology: 8-Core model: AMD Ryzen 7 5700U with Radeon Graphics bits: 64 
    type: MT MCP arch: Zen rev: 1 L2 cache: 4096 KiB 
    flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 svm 
    bogomips: 57491 
    Speed: 1397 MHz min/max: 1400/1800 MHz Core speeds (MHz): 1: 1397 2: 1397 
    3: 1397 4: 1397 5: 1397 6: 1397 7: 1397 8: 1394 9: 1397 10: 1397 11: 1397 
    12: 1397 13: 1397 14: 1397 15: 1397 16: 1397 
  Graphics:
    Device-1: AMD vendor: Lenovo driver: amdgpu v: kernel bus ID: 03:00.0 
    Display: x11 server: X.Org 1.20.11 driver: amdgpu,ati 
    unloaded: fbdev,modesetting,vesa resolution: 1920x1080~60Hz 
    OpenGL: renderer: AMD RENOIR (DRM 3.40.0 5.11.0-40-generic LLVM 12.0.0) 
    v: 4.6 Mesa 21.0.3 direct render: Yes

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