On Wed, Jan 27, 2016 at 06:46:50PM -0800, Stefan Agner wrote: [...] > On 2015-11-18 18:42, Stefan Agner wrote: [...] > > diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.c [...] > > @@ -89,6 +91,15 @@ static void fsl_dcu_drm_crtc_mode_set_nofb(struct > > drm_crtc *crtc) > > vfp = mode->vsync_start - mode->vdisplay; > > vsw = mode->vsync_end - mode->vsync_start; > > > > + if (!(mode->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE)) > > + pol |= DCU_SYN_POL_INV_PXCK_FALL; > > + > > + if (mode->flags & DRM_MODE_FLAG_NHSYNC) > > + pol |= DCU_SYN_POL_INV_HS_LOW; > > + > > + if (mode->flags & DRM_MODE_FLAG_NHSYNC) > > + pol |= DCU_SYN_POL_INV_VS_LOW; I suspect that you want to check for DRM_MODE_FLAG_NVSYNC here instead. > > diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > index 6413ac9..2a724f3 100644 > > --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h > > @@ -47,8 +47,8 @@ > > #define DCU_VSYN_PARA_FP(x) (x) > > > > #define DCU_SYN_POL 0x0024 > > -#define DCU_SYN_POL_INV_PXCK_FALL (0 << 6) > > -#define DCU_SYN_POL_NEG_REMAIN (0 << 5) > > +#define DCU_SYN_POL_INV_PXCK_FALL BIT(6) > > +#define DCU_SYN_POL_NEG_REMAIN BIT(5) I don't understand these changes. You're in fact changing the values for these defines, but it's not mentioned in the commit message. It also seems like it should be a separate patch because it isn't related to the mode flags changes in the remainder of the patch. Thierry
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