diff options
Diffstat (limited to 'Documentation/DocBook/drm.tmpl')
| -rw-r--r-- | Documentation/DocBook/drm.tmpl | 129 |
1 files changed, 120 insertions, 9 deletions
diff --git a/Documentation/DocBook/drm.tmpl b/Documentation/DocBook/drm.tmpl index bd1456ad8460..3b2571e84819 100644 --- a/Documentation/DocBook/drm.tmpl +++ b/Documentation/DocBook/drm.tmpl @@ -239,6 +239,14 @@ Driver supports dedicated render nodes. </para></listitem> </varlistentry> + <varlistentry> + <term>DRIVER_ATOMIC</term> + <listitem><para> + Driver supports atomic properties. In this case the driver + must implement appropriate obj->atomic_get_property() vfuncs + for any modeset objects with driver specific properties. + </para></listitem> + </varlistentry> </variablelist> </sect3> <sect3> @@ -1377,7 +1385,7 @@ int max_width, max_height;</synopsis> <itemizedlist> <listitem> DRM_PLANE_TYPE_PRIMARY represents a "main" plane for a CRTC. Primary - planes are the planes operated upon by by CRTC modesetting and flipping + planes are the planes operated upon by CRTC modesetting and flipping operations described in <xref linkend="drm-kms-crtcops"/>. </listitem> <listitem> @@ -1947,10 +1955,16 @@ void intel_crt_init(struct drm_device *dev) and then retrieves a list of modes by calling the connector <methodname>get_modes</methodname> helper operation. </para> + <para> + If the helper operation returns no mode, and if the connector status + is connector_status_connected, standard VESA DMT modes up to + 1024x768 are automatically added to the modes list by a call to + <function>drm_add_modes_noedid</function>. + </para> <para> - The function filters out modes larger than + The function then filters out modes larger than <parameter>max_width</parameter> and <parameter>max_height</parameter> - if specified. It then calls the optional connector + if specified. It finally calls the optional connector <methodname>mode_valid</methodname> helper operation for each mode in the probed list to check whether the mode is valid for the connector. </para> @@ -2090,12 +2104,20 @@ void intel_crt_init(struct drm_device *dev) <synopsis>int (*get_modes)(struct drm_connector *connector);</synopsis> <para> Fill the connector's <structfield>probed_modes</structfield> list - by parsing EDID data with <function>drm_add_edid_modes</function> or - calling <function>drm_mode_probed_add</function> directly for every + by parsing EDID data with <function>drm_add_edid_modes</function>, + adding standard VESA DMT modes with <function>drm_add_modes_noedid</function>, + or calling <function>drm_mode_probed_add</function> directly for every supported mode and return the number of modes it has detected. This operation is mandatory. </para> <para> + Note that the caller function will automatically add standard VESA + DMT modes up to 1024x768 if the <methodname>get_modes</methodname> + helper operation returns no mode and if the connector status is + connector_status_connected. There is no need to call + <function>drm_add_edid_modes</function> manually in that case. + </para> + <para> When adding modes manually the driver creates each mode with a call to <function>drm_mode_create</function> and must fill the following fields. <itemizedlist> @@ -2292,7 +2314,7 @@ void intel_crt_init(struct drm_device *dev) <function>drm_helper_probe_single_connector_modes</function>. </para> <para> - When parsing EDID data, <function>drm_add_edid_modes</function> fill the + When parsing EDID data, <function>drm_add_edid_modes</function> fills the connector <structfield>display_info</structfield> <structfield>width_mm</structfield> and <structfield>height_mm</structfield> fields. When creating modes @@ -2348,6 +2370,7 @@ void intel_crt_init(struct drm_device *dev) </sect2> <sect2> <title>Modeset Helper Functions Reference</title> +!Iinclude/drm/drm_crtc_helper.h !Edrivers/gpu/drm/drm_crtc_helper.c !Pdrivers/gpu/drm/drm_crtc_helper.c overview </sect2> @@ -2412,6 +2435,10 @@ void intel_crt_init(struct drm_device *dev) !Edrivers/gpu/drm/drm_plane_helper.c !Pdrivers/gpu/drm/drm_plane_helper.c overview </sect2> + <sect2> + <title>Tile group</title> +!Pdrivers/gpu/drm/drm_crtc.c Tile group + </sect2> </sect1> <!-- Internals: kms properties --> @@ -2546,8 +2573,8 @@ void intel_crt_init(struct drm_device *dev) <td valign="top" >Description/Restrictions</td> </tr> <tr> - <td rowspan="23" valign="top" >DRM</td> - <td rowspan="3" valign="top" >Generic</td> + <td rowspan="36" valign="top" >DRM</td> + <td rowspan="5" valign="top" >Connector</td> <td valign="top" >“EDID”</td> <td valign="top" >BLOB | IMMUTABLE</td> <td valign="top" >0</td> @@ -2569,7 +2596,21 @@ void intel_crt_init(struct drm_device *dev) <td valign="top" >Contains topology path to a connector.</td> </tr> <tr> - <td rowspan="1" valign="top" >Plane</td> + <td valign="top" >“TILE”</td> + <td valign="top" >BLOB | IMMUTABLE</td> + <td valign="top" >0</td> + <td valign="top" >Connector</td> + <td valign="top" >Contains tiling information for a connector.</td> + </tr> + <tr> + <td valign="top" >“CRTC_ID”</td> + <td valign="top" >OBJECT</td> + <td valign="top" >DRM_MODE_OBJECT_CRTC</td> + <td valign="top" >Connector</td> + <td valign="top" >CRTC that connector is attached to (atomic)</td> + </tr> + <tr> + <td rowspan="11" valign="top" >Plane</td> <td valign="top" >“type”</td> <td valign="top" >ENUM | IMMUTABLE</td> <td valign="top" >{ "Overlay", "Primary", "Cursor" }</td> @@ -2577,6 +2618,76 @@ void intel_crt_init(struct drm_device *dev) <td valign="top" >Plane type</td> </tr> <tr> + <td valign="top" >“SRC_X”</td> + <td valign="top" >RANGE</td> + <td valign="top" >Min=0, Max=UINT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout source x coordinate in 16.16 fixed point (atomic)</td> + </tr> + <tr> + <td valign="top" >“SRC_Y”</td> + <td valign="top" >RANGE</td> + <td valign="top" >Min=0, Max=UINT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout source y coordinate in 16.16 fixed point (atomic)</td> + </tr> + <tr> + <td valign="top" >“SRC_W”</td> + <td valign="top" >RANGE</td> + <td valign="top" >Min=0, Max=UINT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout source width in 16.16 fixed point (atomic)</td> + </tr> + <tr> + <td valign="top" >“SRC_H”</td> + <td valign="top" >RANGE</td> + <td valign="top" >Min=0, Max=UINT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout source height in 16.16 fixed point (atomic)</td> + </tr> + <tr> + <td valign="top" >“CRTC_X”</td> + <td valign="top" >SIGNED_RANGE</td> + <td valign="top" >Min=INT_MIN, Max=INT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout CRTC (destination) x coordinate (atomic)</td> + </tr> + <tr> + <td valign="top" >“CRTC_Y”</td> + <td valign="top" >SIGNED_RANGE</td> + <td valign="top" >Min=INT_MIN, Max=INT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout CRTC (destination) y coordinate (atomic)</td> + </tr> + <tr> + <td valign="top" >“CRTC_W”</td> + <td valign="top" >RANGE</td> + <td valign="top" >Min=0, Max=UINT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout CRTC (destination) width (atomic)</td> + </tr> + <tr> + <td valign="top" >“CRTC_H”</td> + <td valign="top" >RANGE</td> + <td valign="top" >Min=0, Max=UINT_MAX</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout CRTC (destination) height (atomic)</td> + </tr> + <tr> + <td valign="top" >“FB_ID”</td> + <td valign="top" >OBJECT</td> + <td valign="top" >DRM_MODE_OBJECT_FB</td> + <td valign="top" >Plane</td> + <td valign="top" >Scanout framebuffer (atomic)</td> + </tr> + <tr> + <td valign="top" >“CRTC_ID”</td> + <td valign="top" >OBJECT</td> + <td valign="top" >DRM_MODE_OBJECT_CRTC</td> + <td valign="top" >Plane</td> + <td valign="top" >CRTC that plane is attached to (atomic)</td> + </tr> + <tr> <td rowspan="2" valign="top" >DVI-I</td> <td valign="top" >“subconnector”</td> <td valign="top" >ENUM</td> |