[drm-0606]sync mainline kernel 5.5rc7 drm patchset into ubuntu kernel branch

[Fred Kimmy]

[Bug Description]
drm patchset have merged into mainline 5.5rc7 kernel.

[Steps to Reproduce]
  1)
  2)
  3)

[Actual Results]

[Expected Results]

[Reproducibility]

[Additional information]
  (Firmware version, kernel version, affected hardware, etc. if required):

[Resolution]
drm/hisilicon/hibmc: add gamma_set function
drm/hisilicon/hibmc: add DPMS on/off function
drm/hisilicon/hibmc: fix 'xset dpms force off' fail
drm/hisilicon: Enforce 128-byte stride alignment to fix the hardware limitation
drm/hisilicon: Fixed pcie resource conflict between drm and firmware
drm/hisilicon: Set preferred mode resolution and maximum resolution
drm/hisilicon: Add the mode_valid function
drm/hisilicon: fixed the wrong resolution configurations
drm/hisilicon: Enable the shadowfb for hibmc
drm/hisilicon: Add new clock/resolution configurations

[Andrew Cloke (andrew-cloke)]

It is no longer possible to SRU sync bugs to 18.04-hwe or 20.04-ga. Marked those series as "won't fix".

[Ike Panhc (ikepanhc)]

v5.7 2f89f37fe23d drm/hisilicon/hibmc: add gamma_set function
v5.7 5970af8b58aa drm/hisilicon/hibmc: add DPMS on/off function
v5.7 f2f8653e0d77 drm/hisilicon/hibmc: fix 'xset dpms force off' fail
v5.8-rc1 9c9a8468de21 drm/hisilicon: Enforce 128-byte stride alignment to fix the hardware limitation
v5.7 c3480301d750 drm/hisilicon: Fixed pcie resource conflict between drm and firmware
v5.7 29b7216b57f1 drm/hisilicon: Set preferred mode resolution and maximum resolution
v5.7 bc17e5574954 drm/hisilicon: Add the mode_valid function
v5.7 de3c3ed4c8ff drm/hisilicon: fixed the wrong resolution configurations
v5.7 31d6feebec8e drm/hisilicon: Enable the shadowfb for hibmc
v5.7 bac511833da9 drm/hisilicon: Add new clock/resolution configurations

[Taihsiang Ho (tai271828)]

Ubuntu focal kernel source tree show its hwe-5.8 branch:

Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 2f89f37fe23d add gamma_set function
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 5970af8b58aa add DPMS on/off function
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 f2f8653e0d77 xset dpms force off
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 9c9a8468de21 Enforce 128-byte stride alignment to fix the hardware limitation
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 c3480301d750 Fixed pcie resource conflict between drm and firmware
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 29b7216b57f1 Set preferred mode resolution and maximum resolution
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 bc17e5574954 Add the mode_valid function
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 de3c3ed4c8ff fixed the wrong resolution configurations
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 31d6feebec8e Enable the shadowfb for hibmc
Ubuntu-hwe-5.8-5.8.0-25.26_20.04.1 bac511833da9 Add new clock/resolution configurations

[Ike Panhc (ikepanhc)]

All patches hit 20.04.2 HWE kernel.