Add missing flags for pixel clock & data enable polarities. These flags are similar to other synchronization signals (hsync, vsync...).
Signed-off-by: Yannick Fertré <yannick.fer...@st.com> --- drivers/gpu/drm/drm_modes.c | 19 ++++++++++++++++++- include/uapi/drm/drm_mode.h | 6 ++++++ 2 files changed, 24 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 02db9ac..596f8b3 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -130,7 +130,7 @@ EXPORT_SYMBOL(drm_mode_probed_add); * according to the hdisplay, vdisplay, vrefresh. * It is based from the VESA(TM) Coordinated Video Timing Generator by * Graham Loveridge April 9, 2003 available at - * http://www.elo.utfsm.cl/~elo212/docs/CVTd6r1.xls + * http://www.elo.utfsm.cl/~elo212/docs/CVTd6r1.xls * * And it is copied from xf86CVTmode in xserver/hw/xfree86/modes/xf86cvt.c. * What I have done is to translate it by using integer calculation. @@ -611,6 +611,15 @@ void drm_display_mode_from_videomode(const struct videomode *vm, dmode->flags |= DRM_MODE_FLAG_DBLSCAN; if (vm->flags & DISPLAY_FLAGS_DOUBLECLK) dmode->flags |= DRM_MODE_FLAG_DBLCLK; + if (vm->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE) + dmode->flags |= DRM_MODE_FLAG_PPIXCLK; + else if (vm->flags & DISPLAY_FLAGS_PIXDATA_NEGEDGE) + dmode->flags |= DRM_MODE_FLAG_NPIXCLK; + if (vm->flags & DISPLAY_FLAGS_DE_HIGH) + dmode->flags |= DRM_MODE_FLAG_PDATAEN; + else if (vm->flags & DISPLAY_FLAGS_DE_LOW) + dmode->flags |= DRM_MODE_FLAG_NDE; + drm_mode_set_name(dmode); } EXPORT_SYMBOL_GPL(drm_display_mode_from_videomode); @@ -652,6 +661,14 @@ void drm_display_mode_to_videomode(const struct drm_display_mode *dmode, vm->flags |= DISPLAY_FLAGS_DOUBLESCAN; if (dmode->flags & DRM_MODE_FLAG_DBLCLK) vm->flags |= DISPLAY_FLAGS_DOUBLECLK; + if (dmode->flags & DRM_MODE_FLAG_PPIXDATA) + vm->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; + else if (dmode->flags & DRM_MODE_FLAG_NPIXDATA) + vm->flags |= DISPLAY_FLAGS_PIXDATA_NEGEDGE; + if (dmode->flags & DRM_MODE_FLAG_PDE) + vm->flags |= DISPLAY_FLAGS_DE_HIGH; + else if (dmode->flags & DRM_MODE_FLAG_NDE) + vm->flags |= DISPLAY_FLAGS_DE_LOW; } EXPORT_SYMBOL_GPL(drm_display_mode_to_videomode); diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index d3e0fe3..b335a17 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -89,6 +89,12 @@ extern "C" { #define DRM_MODE_FLAG_3D_TOP_AND_BOTTOM (7<<14) #define DRM_MODE_FLAG_3D_SIDE_BY_SIDE_HALF (8<<14) +/* flags for polarity clock & data enable polarities */ +#define DRM_MODE_FLAG_PPIXDATA (1 << 19) +#define DRM_MODE_FLAG_NPIXDATA (1 << 20) +#define DRM_MODE_FLAG_PDE (1 << 21) +#define DRM_MODE_FLAG_NDE (1 << 22) + /* Picture aspect ratio options */ #define DRM_MODE_PICTURE_ASPECT_NONE 0 #define DRM_MODE_PICTURE_ASPECT_4_3 1 -- 2.7.4 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
