de_pol 90 drivers/gpu/drm/mediatek/mtk_dpi.c enum mtk_dpi_polarity de_pol; de_pol 201 drivers/gpu/drm/mediatek/mtk_dpi.c (dpi_pol->de_pol == MTK_DPI_POLARITY_RISING ? 0 : DE_POL) | de_pol 453 drivers/gpu/drm/mediatek/mtk_dpi.c dpi_pol.de_pol = MTK_DPI_POLARITY_RISING;