From: Keith Packard <keithp@keithp.com> To: linux-kernel@vger.kernel.org, Dave Airlie <airlied@redhat.com>, Daniel Vetter <daniel@ffwll.ch> Cc: Keith Packard <keithp@keithp.com>, dri-devel@lists.freedesktop.org Subject: [PATCH 1/3] drm: add connector info/property for non-desktop displays [v2] Date: Fri, 10 Nov 2017 16:20:07 -0800 [thread overview] Message-ID: <20171111002009.2340-2-keithp@keithp.com> (raw) In-Reply-To: <20171111002009.2340-1-keithp@keithp.com> From: Dave Airlie <airlied@redhat.com> This adds the infrastructure needed to quirk displays using edid and to mark them a non-desktop. A non-desktop display is one which shouldn't normally be included as a part of a desktop environment. This is meant to cover head mounted devices like HTC Vive. v2: Change description from non-standard to non-desktop Signed-off-by: Dave Airlie <airlied@redhat.com> --- drivers/gpu/drm/drm_connector.c | 13 +++++++++++++ drivers/gpu/drm/drm_edid.c | 8 ++++++-- include/drm/drm_connector.h | 5 +++++ include/drm/drm_mode_config.h | 7 +++++++ 4 files changed, 31 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 704fc8934616..f9d3538c9588 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -234,6 +234,10 @@ int drm_connector_init(struct drm_device *dev, config->link_status_property, 0); + drm_object_attach_property(&connector->base, + config->non_desktop_property, + 0); + if (drm_core_check_feature(dev, DRIVER_ATOMIC)) { drm_object_attach_property(&connector->base, config->prop_crtc_id, 0); } @@ -811,6 +815,11 @@ int drm_connector_create_standard_properties(struct drm_device *dev) return -ENOMEM; dev->mode_config.link_status_property = prop; + prop = drm_property_create_bool(dev, DRM_MODE_PROP_IMMUTABLE, "non-desktop"); + if (!prop) + return -ENOMEM; + dev->mode_config.non_desktop_property = prop; + return 0; } @@ -1194,6 +1203,10 @@ int drm_mode_connector_update_edid_property(struct drm_connector *connector, if (edid) size = EDID_LENGTH * (1 + edid->extensions); + drm_object_property_set_value(&connector->base, + dev->mode_config.non_desktop_property, + connector->display_info.non_desktop); + ret = drm_property_replace_global_blob(dev, &connector->edid_blob_ptr, size, diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 00ddabfbf980..1e24d5d9d659 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -82,6 +82,8 @@ #define EDID_QUIRK_FORCE_6BPC (1 << 10) /* Force 10bpc */ #define EDID_QUIRK_FORCE_10BPC (1 << 11) +/* Non desktop display (i.e. HMD) */ +#define EDID_QUIRK_NON_DESKTOP (1 << 12) struct detailed_mode_closure { struct drm_connector *connector; @@ -4393,7 +4395,7 @@ static void drm_parse_cea_ext(struct drm_connector *connector, } static void drm_add_display_info(struct drm_connector *connector, - struct edid *edid) + struct edid *edid, u32 quirks) { struct drm_display_info *info = &connector->display_info; @@ -4407,6 +4409,8 @@ static void drm_add_display_info(struct drm_connector *connector, info->max_tmds_clock = 0; info->dvi_dual = false; + info->non_desktop = !!(quirks & EDID_QUIRK_NON_DESKTOP); + if (edid->revision < 3) return; @@ -4627,7 +4631,7 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) * To avoid multiple parsing of same block, lets parse that map * from sink info, before parsing CEA modes. */ - drm_add_display_info(connector, edid); + drm_add_display_info(connector, edid, quirks); /* * EDID spec says modes should be preferred in this order: diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 7a7140543012..df9807a3caae 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -284,6 +284,11 @@ struct drm_display_info { * @hdmi: advance features of a HDMI sink. */ struct drm_hdmi_info hdmi; + + /** + * @non_desktop: Non desktop display (HMD). + */ + bool non_desktop; }; int drm_display_info_set_bus_formats(struct drm_display_info *info, diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h index 0b4ac2ebc610..b21e827c5c78 100644 --- a/include/drm/drm_mode_config.h +++ b/include/drm/drm_mode_config.h @@ -728,6 +728,13 @@ struct drm_mode_config { */ struct drm_property *suggested_y_property; + /** + * @non_desktop_property: Optional connector property with a hint + * that device isn't a standard display, and the console/desktop, + * should not be displayed on it. + */ + struct drm_property *non_desktop_property; + /* dumb ioctl parameters */ uint32_t preferred_depth, prefer_shadow; -- 2.15.0.rc0
WARNING: multiple messages have this Message-ID (diff)
From: Keith Packard <keithp@keithp.com> To: linux-kernel@vger.kernel.org, Dave Airlie <airlied@redhat.com>, Daniel Vetter <daniel@ffwll.ch> Cc: Keith Packard <keithp@keithp.com>, dri-devel@lists.freedesktop.org Subject: [PATCH 1/3] drm: add connector info/property for non-desktop displays [v2] Date: Fri, 10 Nov 2017 16:20:07 -0800 [thread overview] Message-ID: <20171111002009.2340-2-keithp@keithp.com> (raw) In-Reply-To: <20171111002009.2340-1-keithp@keithp.com> From: Dave Airlie <airlied@redhat.com> This adds the infrastructure needed to quirk displays using edid and to mark them a non-desktop. A non-desktop display is one which shouldn't normally be included as a part of a desktop environment. This is meant to cover head mounted devices like HTC Vive. v2: Change description from non-standard to non-desktop Signed-off-by: Dave Airlie <airlied@redhat.com> --- drivers/gpu/drm/drm_connector.c | 13 +++++++++++++ drivers/gpu/drm/drm_edid.c | 8 ++++++-- include/drm/drm_connector.h | 5 +++++ include/drm/drm_mode_config.h | 7 +++++++ 4 files changed, 31 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 704fc8934616..f9d3538c9588 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -234,6 +234,10 @@ int drm_connector_init(struct drm_device *dev, config->link_status_property, 0); + drm_object_attach_property(&connector->base, + config->non_desktop_property, + 0); + if (drm_core_check_feature(dev, DRIVER_ATOMIC)) { drm_object_attach_property(&connector->base, config->prop_crtc_id, 0); } @@ -811,6 +815,11 @@ int drm_connector_create_standard_properties(struct drm_device *dev) return -ENOMEM; dev->mode_config.link_status_property = prop; + prop = drm_property_create_bool(dev, DRM_MODE_PROP_IMMUTABLE, "non-desktop"); + if (!prop) + return -ENOMEM; + dev->mode_config.non_desktop_property = prop; + return 0; } @@ -1194,6 +1203,10 @@ int drm_mode_connector_update_edid_property(struct drm_connector *connector, if (edid) size = EDID_LENGTH * (1 + edid->extensions); + drm_object_property_set_value(&connector->base, + dev->mode_config.non_desktop_property, + connector->display_info.non_desktop); + ret = drm_property_replace_global_blob(dev, &connector->edid_blob_ptr, size, diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 00ddabfbf980..1e24d5d9d659 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -82,6 +82,8 @@ #define EDID_QUIRK_FORCE_6BPC (1 << 10) /* Force 10bpc */ #define EDID_QUIRK_FORCE_10BPC (1 << 11) +/* Non desktop display (i.e. HMD) */ +#define EDID_QUIRK_NON_DESKTOP (1 << 12) struct detailed_mode_closure { struct drm_connector *connector; @@ -4393,7 +4395,7 @@ static void drm_parse_cea_ext(struct drm_connector *connector, } static void drm_add_display_info(struct drm_connector *connector, - struct edid *edid) + struct edid *edid, u32 quirks) { struct drm_display_info *info = &connector->display_info; @@ -4407,6 +4409,8 @@ static void drm_add_display_info(struct drm_connector *connector, info->max_tmds_clock = 0; info->dvi_dual = false; + info->non_desktop = !!(quirks & EDID_QUIRK_NON_DESKTOP); + if (edid->revision < 3) return; @@ -4627,7 +4631,7 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) * To avoid multiple parsing of same block, lets parse that map * from sink info, before parsing CEA modes. */ - drm_add_display_info(connector, edid); + drm_add_display_info(connector, edid, quirks); /* * EDID spec says modes should be preferred in this order: diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 7a7140543012..df9807a3caae 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -284,6 +284,11 @@ struct drm_display_info { * @hdmi: advance features of a HDMI sink. */ struct drm_hdmi_info hdmi; + + /** + * @non_desktop: Non desktop display (HMD). + */ + bool non_desktop; }; int drm_display_info_set_bus_formats(struct drm_display_info *info, diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h index 0b4ac2ebc610..b21e827c5c78 100644 --- a/include/drm/drm_mode_config.h +++ b/include/drm/drm_mode_config.h @@ -728,6 +728,13 @@ struct drm_mode_config { */ struct drm_property *suggested_y_property; + /** + * @non_desktop_property: Optional connector property with a hint + * that device isn't a standard display, and the console/desktop, + * should not be displayed on it. + */ + struct drm_property *non_desktop_property; + /* dumb ioctl parameters */ uint32_t preferred_depth, prefer_shadow; -- 2.15.0.rc0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2017-11-11 0:20 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-10-25 6:30 [PATCH 1/3] drm: add connector info/property for non-desktop displays Dave Airlie 2017-10-25 6:30 ` [PATCH 2/3] drm/fb: add support for not enabling fbcon on " Dave Airlie 2017-10-25 6:30 ` [PATCH 3/3] drm/edid: quirk HTC vive headset as non-desktop Dave Airlie 2017-10-25 11:15 ` [PATCH 1/3] drm: add connector info/property for non-desktop displays Daniel Stone 2017-10-25 19:24 ` Dave Airlie 2017-10-25 19:27 ` Dave Airlie 2017-10-25 20:23 ` Keith Packard 2017-10-30 10:13 ` Daniel Vetter 2017-11-02 11:04 ` Philipp Zabel 2017-11-11 0:20 ` [PATCH 0/3] drm: Add connector info/property for non-desktop [v2] Keith Packard 2017-11-11 0:20 ` Keith Packard 2017-11-11 0:20 ` Keith Packard [this message] 2017-11-11 0:20 ` [PATCH 1/3] drm: add connector info/property for non-desktop displays [v2] Keith Packard 2017-11-11 0:20 ` [PATCH 2/3] drm/fb: add support for not enabling fbcon on " Keith Packard 2017-11-11 0:20 ` Keith Packard 2017-11-11 0:20 ` [PATCH 3/3] drm/edid: quirk HTC vive headset as non-desktop. [v2] Keith Packard 2017-11-11 0:20 ` Keith Packard
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