[PATCH 0/3] drm: lcdif: FIFO underrun/solid color bug fix

Paul Kocialkowski paulk at sys-base.io
Mon Mar 30 15:46:16 PDT 2026


This series brings a fix for the FIFO underrun/solid color bug (in the
last commit) and two other changes that may help with reliability.

Paul Kocialkowski (3):
  drm: lcdif: Set undocumented bit to clear FIFO at vsync
  drm: lcdif: Use dedicated set/clr registers for polarity/edge
  drm: lcdif: Wait for vblank before disabling DMA

 drivers/gpu/drm/mxsfb/lcdif_kms.c  | 42 ++++++++++++++++++++++++------
 drivers/gpu/drm/mxsfb/lcdif_regs.h |  1 +
 2 files changed, 35 insertions(+), 8 deletions(-)

-- 
2.53.0




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