diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-05-28 21:56:42 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2024-05-31 13:42:20 +0300 |
| commit | 1fea297844413e3e775332faa61229be8ff3679e (patch) | |
| tree | 988f21e591225618fbfbb203f201510b879d907c | |
| parent | edd27f8ee89d66a42dbd691567ca01909f33138d (diff) | |
drm/i915: Extract intel_mode_vblank_end()
Extract intel_mode_vblank_end() in the same vein as
intel_mode_vblank_start(). While we have only one use
of this it seems nicer to unify the approach.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240528185647.7765-3-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vblank.c | 16 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vblank.h | 1 |
2 files changed, 13 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vblank.c b/drivers/gpu/drm/i915/display/intel_vblank.c index 1f57596f8208..ba56015f2c40 100644 --- a/drivers/gpu/drm/i915/display/intel_vblank.c +++ b/drivers/gpu/drm/i915/display/intel_vblank.c @@ -312,12 +312,10 @@ static bool i915_get_crtc_scanoutpos(struct drm_crtc *_crtc, hsync_start = mode->crtc_hsync_start; vtotal = mode->crtc_vtotal; vbl_start = intel_mode_vblank_start(mode); - vbl_end = mode->crtc_vblank_end; + vbl_end = intel_mode_vblank_end(mode); - if (mode->flags & DRM_MODE_FLAG_INTERLACE) { - vbl_end /= 2; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) vtotal /= 2; - } /* * Enter vblank critical section, as we will do multiple @@ -584,6 +582,16 @@ int intel_mode_vblank_start(const struct drm_display_mode *mode) return vblank_start; } +int intel_mode_vblank_end(const struct drm_display_mode *mode) +{ + int vblank_end = mode->crtc_vblank_end; + + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + vblank_end /= 2; + + return vblank_end; +} + void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state, const struct intel_crtc_state *new_crtc_state, struct intel_vblank_evade_ctx *evade) diff --git a/drivers/gpu/drm/i915/display/intel_vblank.h b/drivers/gpu/drm/i915/display/intel_vblank.h index 08825a4d8fb7..6f11fd070f19 100644 --- a/drivers/gpu/drm/i915/display/intel_vblank.h +++ b/drivers/gpu/drm/i915/display/intel_vblank.h @@ -21,6 +21,7 @@ struct intel_vblank_evade_ctx { }; int intel_mode_vblank_start(const struct drm_display_mode *mode); +int intel_mode_vblank_end(const struct drm_display_mode *mode); void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state, const struct intel_crtc_state *new_crtc_state, |