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drm/i915: Extract intel_crtc_active_timings()

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Declutter intel_crtc_update_active_timings() a bit by
moving the code that determines the timings into a separate
function.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241210211007.5976-12-ville.syrjala@linux.intel.com
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
This commit is contained in:
Ville Syrjälä
2024-12-10 23:10:00 +02:00
parent a18bd2f32c
commit 047d9b28a5
1 changed files with 22 additions and 11 deletions
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33
drivers/gpu/drm/i915/display/intel_vblank.c
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@@ -507,6 +507,23 @@ void intel_wait_for_pipe_scanline_moving(struct intel_crtc *crtc)
wait_for_pipe_scanline_moving(crtc, true);
}
static void intel_crtc_active_timings(struct drm_display_mode *mode,
int *vmax_vblank_start,
const struct intel_crtc_state *crtc_state,
bool vrr_enable)
{
drm_mode_init(mode, &crtc_state->hw.adjusted_mode);
*vmax_vblank_start = 0;
if (!vrr_enable)
return;
mode->crtc_vtotal = intel_vrr_vmax_vtotal(crtc_state);
mode->crtc_vblank_end = intel_vrr_vmax_vtotal(crtc_state);
mode->crtc_vblank_start = intel_vrr_vmin_vblank_start(crtc_state);
*vmax_vblank_start = intel_vrr_vmax_vblank_start(crtc_state);
}
void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state,
bool vrr_enable)
{
@@ -517,19 +534,13 @@ void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state,
int vmax_vblank_start = 0;
unsigned long irqflags;
drm_mode_init(&adjusted_mode, &crtc_state->hw.adjusted_mode);
intel_crtc_active_timings(&adjusted_mode, &vmax_vblank_start,
crtc_state, vrr_enable);
if (vrr_enable) {
drm_WARN_ON(display->drm,
(mode_flags & I915_MODE_FLAG_VRR) == 0);
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 {
if (vrr_enable)
drm_WARN_ON(display->drm, (mode_flags & I915_MODE_FLAG_VRR) == 0);
else
mode_flags &= ~I915_MODE_FLAG_VRR;
}
/*
* Belts and suspenders locking to guarantee everyone sees 100%