From b7eeed399b2851b140119e4866cabaaf1cba182d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 10 Dec 2024 23:09:53 +0200 Subject: [PATCH] drm/i915: Introduce intel_vrr_{vmin,vmax}_vtotal() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit On ICL/TGL vmin/vmax/flipline won't actually match the vtotal values (currently they do, but that is wrong and needs to be fixed). Add a few helpers that will compute the actual vtotal values for us. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241210211007.5976-5-ville.syrjala@linux.intel.com Reviewed-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_dsb.c | 2 +- drivers/gpu/drm/i915/display/intel_vblank.c | 4 ++-- drivers/gpu/drm/i915/display/intel_vrr.c | 11 +++++++++++ drivers/gpu/drm/i915/display/intel_vrr.h | 2 ++ 4 files changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index e6f8fc743fb4..fcb8bf9cb313 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -140,7 +140,7 @@ static int dsb_vtotal(struct intel_atomic_state *state, const struct intel_crtc_state *crtc_state = pre_commit_crtc_state(state, crtc); if (pre_commit_is_vrr_active(state, crtc)) - return crtc_state->vrr.vmax; + return intel_vrr_vmax_vtotal(crtc_state); else return intel_mode_vtotal(&crtc_state->hw.adjusted_mode); } diff --git a/drivers/gpu/drm/i915/display/intel_vblank.c b/drivers/gpu/drm/i915/display/intel_vblank.c index a95fb3349eba..6f0e0c64187d 100644 --- a/drivers/gpu/drm/i915/display/intel_vblank.c +++ b/drivers/gpu/drm/i915/display/intel_vblank.c @@ -523,8 +523,8 @@ void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state, drm_WARN_ON(display->drm, (mode_flags & I915_MODE_FLAG_VRR) == 0); - adjusted_mode.crtc_vtotal = crtc_state->vrr.vmax; - adjusted_mode.crtc_vblank_end = crtc_state->vrr.vmax; + adjusted_mode.crtc_vtotal = intel_vrr_vmax_vtotal(crtc_state); + adjusted_mode.crtc_vblank_end = intel_vrr_vmax_vtotal(crtc_state); adjusted_mode.crtc_vblank_start = intel_vrr_vmin_vblank_start(crtc_state); vmax_vblank_start = intel_vrr_vmax_vblank_start(crtc_state); } else { diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 66f9ce2b4486..2e9c286bb079 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -102,6 +102,17 @@ static int intel_vrr_vblank_exit_length(const struct intel_crtc_state *crtc_stat return crtc_state->vrr.pipeline_full + crtc_state->framestart_delay + 1; } +int intel_vrr_vmin_vtotal(const struct intel_crtc_state *crtc_state) +{ + /* Min vblank actually determined by flipline that is always >=vmin+1 */ + return crtc_state->vrr.vmin + 1; +} + +int intel_vrr_vmax_vtotal(const struct intel_crtc_state *crtc_state) +{ + return crtc_state->vrr.vmax; +} + int intel_vrr_vmin_vblank_start(const struct intel_crtc_state *crtc_state) { /* Min vblank actually determined by flipline that is always >=vmin+1 */ diff --git a/drivers/gpu/drm/i915/display/intel_vrr.h b/drivers/gpu/drm/i915/display/intel_vrr.h index b3b45c675020..75db88ae9cc4 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.h +++ b/drivers/gpu/drm/i915/display/intel_vrr.h @@ -26,6 +26,8 @@ void intel_vrr_send_push(const struct intel_crtc_state *crtc_state); 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_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); int intel_vrr_vmax_vblank_start(const struct intel_crtc_state *crtc_state); int intel_vrr_vmin_vblank_start(const struct intel_crtc_state *crtc_state); -- 2.50.1