Hi, > -----Original Message----- > From: Intel-gfx [mailto:intel-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of > Gwan-gyeong Mun > Sent: torstai 12. syyskuuta 2019 6.25 > To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx > Cc: imirkin@xxxxxxxxxxxx; dri-devel@xxxxxxxxxxxxxxxxxxxxx > Subject: [Intel-gfx] [PATCH v6 3/7] drm: Add DisplayPort colorspace property > > Becasue between HDMI and DP have different colorspaces, it renames Typo ^^ > drm_mode_create_colorspace_property() function to > drm_mode_create_hdmi_colorspace_property() function for HDMI connector. > And it adds drm_mode_create_dp_colorspace_property() function for creating of DP > colorspace property. > In order to apply changed and added drm api, i915 driver has channged. > > v3: Addressed review comments from Ville > - Add new colorimetry options for DP 1.4a spec. > - Separate set of colorimetry enum values for DP. > v4: Add additional comments to struct drm_prop_enum_list. > Polishing an enum string of struct drm_prop_enum_list > v5: Change definitions of DRM_MODE_COLORIMETRYs to follow HDMI prefix and > DP abbreviations. > Add missed variables on dp_colorspaces. > Fix typo. [Uma] > v6: Addressed review comments from Ilia and Ville > - Split drm_mode_create_colorspace_property() to DP and HDMI connector. > > Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@xxxxxxxxx> > Reviewed-by: Uma Shankar <uma.shankar@xxxxxxxxx> > --- > drivers/gpu/drm/drm_connector.c | 110 +++++++++++++++--- > .../gpu/drm/i915/display/intel_connector.c | 21 +++- > include/drm/drm_connector.h | 11 +- > 3 files changed, 121 insertions(+), 21 deletions(-) > > diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c > index 4c766624b20d..48f4058c6d96 100644 > --- a/drivers/gpu/drm/drm_connector.c > +++ b/drivers/gpu/drm/drm_connector.c > @@ -882,6 +882,47 @@ static const struct drm_prop_enum_list > hdmi_colorspaces[] = { > { DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER, "DCI- > P3_RGB_Theater" }, }; > > +/* > + * As per DP 1.4a spec, 2.2.5.7.5 VSC SDP Payload for Pixel > +Encoding/Colorimetry > + * Format Table 2-120 > + */ > +static const struct drm_prop_enum_list dp_colorspaces[] = { > + /* For Default case, driver will set the colorspace */ > + { DRM_MODE_COLORIMETRY_DEFAULT, "Default" }, > + /* Colorimetry based on sRGB (IEC 61966-2-1) */ > + { DRM_MODE_COLORIMETRY_CEA_RGB, "CEA_RGB" }, > + { DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED, > "RGB_Wide_Gamut_Fixed_Point" }, > + /* Colorimetry based on scRGB (IEC 61966-2-2) */ > + { DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT, > "RGB_Wide_Gamut_Floating_Point" }, > + /* Colorimetry based on IEC 61966-2-5 */ > + { DRM_MODE_COLORIMETRY_OPRGB, "opRGB" }, > + /* Colorimetry based on SMPTE RP 431-2 */ > + { DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65, "DCI-P3_RGB_D65" }, > + { DRM_MODE_COLORIMETRY_RGB_CUSTOM_COLOR_PROFILE, > "RGB_Custom_Color_Profile" }, > + /* Colorimetry based on ITU-R BT.2020 */ > + { DRM_MODE_COLORIMETRY_BT2020_RGB, "BT2020_RGB" }, > + { DRM_MODE_COLORIMETRY_BT601_YCC, "BT601_YCC" }, > + { DRM_MODE_COLORIMETRY_BT709_YCC, "BT709_YCC" }, > + /* Standard Definition Colorimetry based on IEC 61966-2-4 */ > + { DRM_MODE_COLORIMETRY_XVYCC_601, "XVYCC_601" }, > + /* High Definition Colorimetry based on IEC 61966-2-4 */ > + { DRM_MODE_COLORIMETRY_XVYCC_709, "XVYCC_709" }, > + /* Colorimetry based on IEC 61966-2-1/Amendment 1 */ > + { DRM_MODE_COLORIMETRY_SYCC_601, "SYCC_601" }, > + /* Colorimetry based on IEC 61966-2-5 [33] */ > + { DRM_MODE_COLORIMETRY_OPYCC_601, "opYCC_601" }, > + /* Colorimetry based on ITU-R BT.2020 */ > + { DRM_MODE_COLORIMETRY_BT2020_CYCC, "BT2020_CYCC" }, > + /* Colorimetry based on ITU-R BT.2020 */ > + { DRM_MODE_COLORIMETRY_BT2020_YCC, "BT2020_YCC" }, > + /* > + * Colorimetry based on Digital Imaging and Communications in Medicine > + * (DICOM) Part 14: Grayscale Standard Display Function > + */ > + { DRM_MODE_COLORIMETRY_Y_ONLY_DICOM_P14_GRAYSCALE, > "Y_ONLY_DICOM_Part_14_Grayscale" }, > + { DRM_MODE_COLORIMETRY_RAW_CUSTOM_COLOR_PROFILE, > +"Raw_Custom_Color_Profile" }, }; > + > /** > * DOC: standard connector properties > * > @@ -1674,7 +1715,6 @@ > EXPORT_SYMBOL(drm_mode_create_aspect_ratio_property); > * DOC: standard connector properties > * > * Colorspace: > - * drm_mode_create_colorspace_property - create colorspace property > * This property helps select a suitable colorspace based on the sink > * capability. Modern sink devices support wider gamut like BT2020. > * This helps switch to BT2020 mode if the BT2020 encoded video stream > @@ -1694,32 +1734,68 @@ > EXPORT_SYMBOL(drm_mode_create_aspect_ratio_property); > * - This property is just to inform sink what colorspace > * source is trying to drive. > * > + * Becasue between HDMI and DP have different colorspaces, > + * drm_mode_create_hdmi_colorspace_property() is used for HDMI > + connector and > + * drm_mode_create_dp_colorspace_property() is used for DP connector. > + */ > + > +/** > + * drm_mode_create_hdmi_colorspace_property - create hdmi colorspace > +property > + * @connector: connector to create the Colorspace property on. > + * > * Called by a driver the first time it's needed, must be attached to desired > - * connectors. > + * HDMI connectors. > + * > + * Returns: > + * Zero on success, negative errono on failure. > */ > -int drm_mode_create_colorspace_property(struct drm_connector *connector) > +int drm_mode_create_hdmi_colorspace_property(struct drm_connector > +*connector) > { > struct drm_device *dev = connector->dev; > - struct drm_property *prop; > > - if (connector->connector_type == DRM_MODE_CONNECTOR_HDMIA || > - connector->connector_type == DRM_MODE_CONNECTOR_HDMIB) { > - prop = drm_property_create_enum(dev, > DRM_MODE_PROP_ENUM, > - "Colorspace", > - hdmi_colorspaces, > - ARRAY_SIZE(hdmi_colorspaces)); > - if (!prop) > - return -ENOMEM; > - } else { > - DRM_DEBUG_KMS("Colorspace property not supported\n"); > + if (connector->colorspace_property) > return 0; > - } > > - connector->colorspace_property = prop; > + connector->colorspace_property = > + drm_property_create_enum(dev, DRM_MODE_PROP_ENUM, > "Colorspace", > + hdmi_colorspaces, > + ARRAY_SIZE(hdmi_colorspaces)); > + > + if (!connector->colorspace_property) > + return -ENOMEM; > + > + return 0; > +} > +EXPORT_SYMBOL(drm_mode_create_hdmi_colorspace_property); > + > +/** > + * drm_mode_create_dp_colorspace_property - create dp colorspace > +property > + * @connector: connector to create the Colorspace property on. > + * > + * Called by a driver the first time it's needed, must be attached to > +desired > + * DP connectors. > + * > + * Returns: > + * Zero on success, negative errono on failure. > + */ > +int drm_mode_create_dp_colorspace_property(struct drm_connector > +*connector) { > + struct drm_device *dev = connector->dev; > + > + if (connector->colorspace_property) > + return 0; > + > + connector->colorspace_property = > + drm_property_create_enum(dev, DRM_MODE_PROP_ENUM, > "Colorspace", > + dp_colorspaces, > + ARRAY_SIZE(dp_colorspaces)); > + > + if (!connector->colorspace_property) > + return -ENOMEM; > > return 0; > } > -EXPORT_SYMBOL(drm_mode_create_colorspace_property); > +EXPORT_SYMBOL(drm_mode_create_dp_colorspace_property); > > /** > * drm_mode_create_content_type_property - create content type property diff -- > git a/drivers/gpu/drm/i915/display/intel_connector.c > b/drivers/gpu/drm/i915/display/intel_connector.c > index 308ec63207ee..458e8b4647e2 100644 > --- a/drivers/gpu/drm/i915/display/intel_connector.c > +++ b/drivers/gpu/drm/i915/display/intel_connector.c > @@ -277,7 +277,22 @@ intel_attach_aspect_ratio_property(struct drm_connector > *connector) void intel_attach_colorspace_property(struct drm_connector > *connector) { > - if (!drm_mode_create_colorspace_property(connector)) > - drm_object_attach_property(&connector->base, > - connector->colorspace_property, 0); > + switch (connector->connector_type) { > + case DRM_MODE_CONNECTOR_HDMIA: > + case DRM_MODE_CONNECTOR_HDMIB: > + if(drm_mode_create_hdmi_colorspace_property(connector)) > + return; > + break; > + case DRM_MODE_CONNECTOR_DisplayPort: > + case DRM_MODE_CONNECTOR_eDP: > + if(drm_mode_create_dp_colorspace_property(connector)) > + return; > + break; > + default: > + DRM_DEBUG_KMS("Colorspace property not supported\n"); > + return; > + } > + > + drm_object_attach_property(&connector->base, > + connector->colorspace_property, 0); > } > diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index > 681cb590f952..48efe92effd7 100644 > --- a/include/drm/drm_connector.h > +++ b/include/drm/drm_connector.h > @@ -281,6 +281,14 @@ enum drm_panel_orientation { > /* Additional Colorimetry extension added as part of CTA 861.G */ > #define DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65 11 > #define DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER 12 > +/* Additional Colorimetry Options added for DP 1.4a VSC Colorimetry Format */ > +#define DRM_MODE_COLORIMETRY_CEA_RGB 13 > +#define DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED 14 > +#define DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT 15 > +#define DRM_MODE_COLORIMETRY_RGB_CUSTOM_COLOR_PROFILE 16 > +#define DRM_MODE_COLORIMETRY_BT601_YCC 17 > +#define DRM_MODE_COLORIMETRY_Y_ONLY_DICOM_P14_GRAYSCALE 18 > +#define DRM_MODE_COLORIMETRY_RAW_CUSTOM_COLOR_PROFILE 19 > > /** > * enum drm_bus_flags - bus_flags info for &drm_display_info @@ -1523,7 +1531,8 > @@ int drm_connector_attach_scaling_mode_property(struct drm_connector > *connector, int drm_connector_attach_vrr_capable_property( > struct drm_connector *connector); > int drm_mode_create_aspect_ratio_property(struct drm_device *dev); -int > drm_mode_create_colorspace_property(struct drm_connector *connector); > +int drm_mode_create_hdmi_colorspace_property(struct drm_connector > +*connector); int drm_mode_create_dp_colorspace_property(struct > +drm_connector *connector); > int drm_mode_create_content_type_property(struct drm_device *dev); void > drm_hdmi_avi_infoframe_content_type(struct hdmi_avi_infoframe *frame, > const struct drm_connector_state > *conn_state); > -- > 2.23.0 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
