drm/i915: Check tgl+ SAGV watermarks properly

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We know which WM0 (normal vs. SAGV) we supposedly programmed
into the hardware, so just check against that instead of accepting
either watermark as valid.

Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210226153204.1270-7-ville.syrjala@linux.intel.com
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>

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This commit is contained in:

Ville Syrjälä 2021-02-26 17:32:03 +02:00

parent 5f25e6a4af

commit 5516e89d18

3 changed files with 47 additions and 50 deletions

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88

drivers/gpu/drm/i915/display/intel_display.c

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4

drivers/gpu/drm/i915/intel_pm.c

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5

drivers/gpu/drm/i915/intel_pm.h

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