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drm/i915/psr: Add interface to check if AUXLess ALPM is needed by PSR

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Currently we spread ugly PSR details into ALPM code to check if AUXLess
ALPM is needed. Prepare to hide these details to PSR code by adding new
interface for checking if AUXLess ALPM is needed.

v2: remove kerneldoc comment

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://lore.kernel.org/r/20250526120512.1702815-7-jouni.hogander@intel.com
This commit is contained in:
Jouni Högander
2025-05-26 15:05:06 +03:00
parent d6a8336c5f
commit e6503d10ca
2 changed files with 8 additions and 0 deletions
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6
drivers/gpu/drm/i915/display/intel_psr.c
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@@ -4246,3 +4246,9 @@ bool intel_psr_needs_alpm(struct intel_dp *intel_dp, const struct intel_crtc_sta
return intel_dp_is_edp(intel_dp) && (crtc_state->has_sel_update ||
crtc_state->has_panel_replay);
}
bool intel_psr_needs_alpm_aux_less(struct intel_dp *intel_dp,
const struct intel_crtc_state *crtc_state)
{
return intel_dp_is_edp(intel_dp) && crtc_state->has_panel_replay;
}

2
drivers/gpu/drm/i915/display/intel_psr.h
View File

@@ -77,5 +77,7 @@ int intel_psr_min_vblank_delay(const struct intel_crtc_state *crtc_state);
void intel_psr_connector_debugfs_add(struct intel_connector *connector);
void intel_psr_debugfs_register(struct intel_display *display);
bool intel_psr_needs_alpm(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state);
bool intel_psr_needs_alpm_aux_less(struct intel_dp *intel_dp,
const struct intel_crtc_state *crtc_state);
#endif /* __INTEL_PSR_H__ */