diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2025-02-07 23:54:04 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2025-03-25 15:46:18 +0200 |
| commit | fede97b72b957b46260ca98fc924ba2b916e50d7 (patch) | |
| tree | 6a6b65b8189a18d701d69ff221b91111e095d56c | |
| parent | 55d657da8e50adab2847fbff965eeac72f429388 (diff) | |
drm/i915: Fix scanline_offset for LNL+ and BMG+
Turns out LNL+ and BMG+ no longer have the weird extra scanline
offset for HDMI outputs. Fix intel_crtc_scanline_offset()
accordingly so that scanline evasion/etc. works correctly on
HDMI outputs on these new platforms.
Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250207215406.19348-2-ville.syrjala@linux.intel.com
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vblank.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vblank.c b/drivers/gpu/drm/i915/display/intel_vblank.c index 4efd4f7d497a..7b240ce681a0 100644 --- a/drivers/gpu/drm/i915/display/intel_vblank.c +++ b/drivers/gpu/drm/i915/display/intel_vblank.c @@ -222,7 +222,9 @@ int intel_crtc_scanline_offset(const struct intel_crtc_state *crtc_state) * However if queried just before the start of vblank we'll get an * answer that's slightly in the future. */ - if (DISPLAY_VER(display) == 2) + if (DISPLAY_VER(display) >= 20 || display->platform.battlemage) + return 1; + else if (DISPLAY_VER(display) == 2) return -1; else if (HAS_DDI(display) && intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) return 2; |