Commit ef7ae0e3 authored by Jouni Högander's avatar Jouni Högander
Browse files

drm/i915/vrr: Add helper for PSR to enable Frame Change event on trans push 



Add new helper to enable PSR Frame Change event generation using trans push
mechanism. This helper is to be used by PSR code on PSR enable.

Signed-off-by: default avatarJouni Högander <jouni.hogander@intel.com>
Reviewed-by: default avatarAnkit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patch.msgid.link/20260127124120.1069026-5-jouni.hogander@intel.com
parent 37d4001a

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

+9 −0
Original line number Diff line number Diff line
@@ -973,6 +973,15 @@ void intel_vrr_transcoder_disable(const struct intel_crtc_state *old_crtc_state) 
		intel_vrr_tg_disable(old_crtc_state);

}



void intel_vrr_psr_frame_change_enable(const struct intel_crtc_state *crtc_state)

{

	struct intel_display *display = to_intel_display(crtc_state);

	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;



	intel_de_write(display, TRANS_PUSH(display, cpu_transcoder),

		       trans_vrr_push(crtc_state, false));

}



bool intel_vrr_is_fixed_rr(const struct intel_crtc_state *crtc_state)

{

	return crtc_state->vrr.flipline &&

drivers/gpu/drm/i915/display/intel_vrr.h

+1 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ void intel_vrr_dcb_increment_flip_count(struct intel_crtc_state *crtc_state, 
					struct intel_crtc *crtc);

bool intel_vrr_is_push_sent(const struct intel_crtc_state *crtc_state);

void intel_vrr_disable(const struct intel_crtc_state *old_crtc_state);

void intel_vrr_psr_frame_change_enable(const struct intel_crtc_state *crtc_state);

void intel_vrr_get_config(struct intel_crtc_state *crtc_state);

int intel_vrr_vmax_vtotal(const struct intel_crtc_state *crtc_state);

int intel_vrr_vmin_vtotal(const struct intel_crtc_state *crtc_state);