!Edrivers/gpu/drm/drm_mm.c
!Iinclude/drm/drm_mm.h
</sect2>
+ <sect2>
+ <title>CMA Helper Functions Reference</title>
+!Pdrivers/gpu/drm/drm_gem_cma_helper.c cma helpers
+!Edrivers/gpu/drm/drm_gem_cma_helper.c
+!Iinclude/drm/drm_gem_cma_helper.h
+ </sect2>
</sect1>
<!-- Internals: mode setting -->
<title>Display Modes Function Reference</title>
!Iinclude/drm/drm_modes.h
!Edrivers/gpu/drm/drm_modes.c
+ </sect2>
+ <sect2>
+ <title>Atomic Mode Setting Function Reference</title>
+!Edrivers/gpu/drm/drm_atomic.c
</sect2>
<sect2>
<title>Frame Buffer Creation</title>
<sect2>
<title>KMS API Functions</title>
!Edrivers/gpu/drm/drm_crtc.c
+ </sect2>
+ <sect2>
+ <title>KMS Data Structures</title>
+!Iinclude/drm/drm_crtc.h
</sect2>
<sect2>
<title>KMS Locking</title>
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>
<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.
<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
</listitem>
</itemizedlist>
</sect2>
+ <sect2>
+ <title>Atomic Modeset Helper Functions Reference</title>
+ <sect3>
+ <title>Overview</title>
+!Pdrivers/gpu/drm/drm_atomic_helper.c overview
+ </sect3>
+ <sect3>
+ <title>Implementing Asynchronous Atomic Commit</title>
+!Pdrivers/gpu/drm/drm_atomic_helper.c implementing async commit
+ </sect3>
+ <sect3>
+ <title>Atomic State Reset and Initialization</title>
+!Pdrivers/gpu/drm/drm_atomic_helper.c atomic state reset and initialization
+ </sect3>
+!Iinclude/drm/drm_atomic_helper.h
+!Edrivers/gpu/drm/drm_atomic_helper.c
+ </sect2>
<sect2>
<title>Modeset Helper Functions Reference</title>
!Edrivers/gpu/drm/drm_crtc_helper.c
+!Pdrivers/gpu/drm/drm_crtc_helper.c overview
</sect2>
<sect2>
<title>Output Probing Helper Functions Reference</title>
!Pdrivers/gpu/drm/drm_dp_mst_topology.c dp mst helper
!Iinclude/drm/drm_dp_mst_helper.h
!Edrivers/gpu/drm/drm_dp_mst_topology.c
+ </sect2>
+ <sect2>
+ <title>MIPI DSI Helper Functions Reference</title>
+!Pdrivers/gpu/drm/drm_mipi_dsi.c dsi helpers
+!Iinclude/drm/drm_mipi_dsi.h
+!Edrivers/gpu/drm/drm_mipi_dsi.c
</sect2>
<sect2>
<title>EDID Helper Functions Reference</title>
</sect2>
<sect2>
<title id="drm-kms-planehelpers">Plane Helper Reference</title>
-!Edrivers/gpu/drm/drm_plane_helper.c Plane Helpers
+!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>
<td valign="top" >Description/Restrictions</td>
</tr>
<tr>
- <td rowspan="21" valign="top" >DRM</td>
- <td rowspan="2" valign="top" >Generic</td>
+ <td rowspan="25" valign="top" >DRM</td>
+ <td rowspan="4" valign="top" >Generic</td>
<td valign="top" >“EDID”</td>
<td valign="top" >BLOB | IMMUTABLE</td>
<td valign="top" >0</td>
<td valign="top" >Contains DPMS operation mode value.</td>
</tr>
<tr>
+ <td valign="top" >“PATH”</td>
+ <td valign="top" >BLOB | IMMUTABLE</td>
+ <td valign="top" >0</td>
+ <td valign="top" >Connector</td>
+ <td valign="top" >Contains topology path to a connector.</td>
+ </tr>
+ <tr>
+ <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 rowspan="1" valign="top" >Plane</td>
<td valign="top" >“type”</td>
<td valign="top" >ENUM | IMMUTABLE</td>
<td valign="top" >TBD</td>
</tr>
<tr>
+ <td rowspan="2" valign="top" >Virtual GPU</td>
+ <td valign="top" >“suggested X”</td>
+ <td valign="top" >RANGE</td>
+ <td valign="top" >Min=0, Max=0xffffffff</td>
+ <td valign="top" >Connector</td>
+ <td valign="top" >property to suggest an X offset for a connector</td>
+ </tr>
+ <tr>
+ <td valign="top" >“suggested Y”</td>
+ <td valign="top" >RANGE</td>
+ <td valign="top" >Min=0, Max=0xffffffff</td>
+ <td valign="top" >Connector</td>
+ <td valign="top" >property to suggest an Y offset for a connector</td>
+ </tr>
+ <tr>
<td rowspan="3" valign="top" >Optional</td>
<td valign="top" >“scaling mode”</td>
<td valign="top" >ENUM</td>
blocks. This excludes a set of SoC platforms with an SGX rendering unit,
those have basic support through the gma500 drm driver.
</para>
+ <sect1>
+ <title>Core Driver Infrastructure</title>
+ <para>
+ This section covers core driver infrastructure used by both the display
+ and the GEM parts of the driver.
+ </para>
+ <sect2>
+ <title>Runtime Power Management</title>
+!Pdrivers/gpu/drm/i915/intel_runtime_pm.c runtime pm
+!Idrivers/gpu/drm/i915/intel_runtime_pm.c
+ </sect2>
+ <sect2>
+ <title>Interrupt Handling</title>
+!Pdrivers/gpu/drm/i915/i915_irq.c interrupt handling
+!Fdrivers/gpu/drm/i915/i915_irq.c intel_irq_init intel_irq_init_hw intel_hpd_init
+!Fdrivers/gpu/drm/i915/i915_irq.c intel_irq_fini
+!Fdrivers/gpu/drm/i915/i915_irq.c intel_runtime_pm_disable_interrupts
+!Fdrivers/gpu/drm/i915/i915_irq.c intel_runtime_pm_enable_interrupts
+ </sect2>
+ </sect1>
<sect1>
<title>Display Hardware Handling</title>
<para>
configuration change.
</para>
</sect2>
+ <sect2>
+ <title>Frontbuffer Tracking</title>
+!Pdrivers/gpu/drm/i915/intel_frontbuffer.c frontbuffer tracking
+!Idrivers/gpu/drm/i915/intel_frontbuffer.c
+!Fdrivers/gpu/drm/i915/intel_drv.h intel_frontbuffer_flip
+!Fdrivers/gpu/drm/i915/i915_gem.c i915_gem_track_fb
+ </sect2>
+ <sect2>
+ <title>Display FIFO Underrun Reporting</title>
+!Pdrivers/gpu/drm/i915/intel_fifo_underrun.c fifo underrun handling
+!Idrivers/gpu/drm/i915/intel_fifo_underrun.c
+ </sect2>
<sect2>
<title>Plane Configuration</title>
<para>
probing, so those sections fully apply.
</para>
</sect2>
+ <sect2>
+ <title>High Definition Audio</title>
+!Pdrivers/gpu/drm/i915/intel_audio.c High Definition Audio over HDMI and Display Port
+!Idrivers/gpu/drm/i915/intel_audio.c
+ </sect2>
+ <sect2>
+ <title>Panel Self Refresh PSR (PSR/SRD)</title>
+!Pdrivers/gpu/drm/i915/intel_psr.c Panel Self Refresh (PSR/SRD)
+!Idrivers/gpu/drm/i915/intel_psr.c
+ </sect2>
<sect2>
<title>DPIO</title>
!Pdrivers/gpu/drm/i915/i915_reg.h DPIO
!Idrivers/gpu/drm/i915/intel_lrc.c
</sect2>
</sect1>
+
+ <sect1>
+ <title> Tracing </title>
+ <para>
+ This sections covers all things related to the tracepoints implemented in
+ the i915 driver.
+ </para>
+ <sect2>
+ <title> i915_ppgtt_create and i915_ppgtt_release </title>
+!Pdrivers/gpu/drm/i915/i915_trace.h i915_ppgtt_create and i915_ppgtt_release tracepoints
+ </sect2>
+ <sect2>
+ <title> i915_context_create and i915_context_free </title>
+!Pdrivers/gpu/drm/i915/i915_trace.h i915_context_create and i915_context_free tracepoints
+ </sect2>
+ <sect2>
+ <title> switch_mm </title>
+!Pdrivers/gpu/drm/i915/i915_trace.h switch_mm tracepoint
+ </sect2>
+ </sect1>
+
</chapter>
+!Cdrivers/gpu/drm/i915/i915_irq.c
</part>
</book>
projects / cascardo / linux.git / blobdiff