]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
drm/i915/adl_p: CDCLK crawl support for ADL
authorStanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Thu, 3 Jun 2021 06:50:38 +0000 (09:50 +0300)
committerJani Nikula <jani.nikula@intel.com>
Wed, 9 Jun 2021 14:08:26 +0000 (17:08 +0300)
commitd62686ba3b54998d6d959dc41f54edd5c3e42589
tree541517ad8ff820c2d5743a7320f63014bb1a23f3
parent51317434e19788e1c6acce9e108c3da77c4be1f5
drm/i915/adl_p: CDCLK crawl support for ADL

CDCLK crawl feature allows to change CDCLK frequency
without disabling the actual PLL and doesn't require
a full modeset.

v2: - Added has_cdclk_crawl as a feature flag to
      intel_device_info(Matt Roper)
    - s/gen13_cdclk_pll_crawl/adlp_cdclk_pll_crawl/
      (Matt Roper)

Cc: Mika Kahola <mika.kahola@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210603065038.7298-1-stanislav.lisovskiy@intel.com
drivers/gpu/drm/i915/display/intel_cdclk.c
drivers/gpu/drm/i915/i915_pci.c
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_device_info.h