drm/doc: Fix more kerneldoc/sphinx warnings

These are the leftovers I could only track down using keep_warnings =
True. For some of them we might want to update our style guide on how
to reference structures and constants, not sure ...

Cc: Markus Heiser <markus.heiser@darmarit.de>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Reviewed-by: NSean Paul <seanpaul@chromium.org>
Signed-off-by: NDaniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1471034937-651-1-git-send-email-daniel.vetter@ffwll.ch

drivers/gpu/drm/drm_crtc.c

@@ -1266,7 +1266,7 @@ static unsigned int drm_num_planes(struct drm_device *dev)
  * @plane: plane object to init
  * @possible_crtcs: bitmask of possible CRTCs
  * @funcs: callbacks for the new plane
- * @formats: array of supported formats (%DRM_FORMAT_*)
+ * @formats: array of supported formats (DRM_FORMAT\_\*)
  * @format_count: number of elements in @formats
  * @type: type of plane (overlay, primary, cursor)
  * @name: printf style format string for the plane name, or NULL for default name
@@ -1381,7 +1381,7 @@ static void drm_plane_unregister_all(struct drm_device *dev)
  * @plane: plane object to init
  * @possible_crtcs: bitmask of possible CRTCs
  * @funcs: callbacks for the new plane
- * @formats: array of supported formats (%DRM_FORMAT_*)
+ * @formats: array of supported formats (DRM_FORMAT\_\*)
  * @format_count: number of elements in @formats
  * @is_primary: plane type (primary vs overlay)
  *

drivers/gpu/drm/drm_fb_helper.c

@@ -2193,7 +2193,7 @@ EXPORT_SYMBOL(drm_fb_helper_initial_config);
  * @fb_helper: the drm_fb_helper
  *
  * Scan the connectors attached to the fb_helper and try to put together a
- * setup after *notification of a change in output configuration.
+ * setup after notification of a change in output configuration.
  *
  * Called at runtime, takes the mode config locks to be able to check/change the
  * modeset configuration. Must be run from process context (which usually means

drivers/gpu/drm/drm_irq.c

@@ -713,10 +713,10 @@ EXPORT_SYMBOL(drm_calc_timestamping_constants);
  * Negative value on error, failure or if not supported in current
  * video mode:
  *
- * -EINVAL   - Invalid CRTC.
- * -EAGAIN   - Temporary unavailable, e.g., called before initial modeset.
- * -ENOTSUPP - Function not supported in current display mode.
- * -EIO      - Failed, e.g., due to failed scanout position query.
+ * -EINVAL    Invalid CRTC.
+ * -EAGAIN    Temporary unavailable, e.g., called before initial modeset.
+ * -ENOTSUPP  Function not supported in current display mode.
+ * -EIO       Failed, e.g., due to failed scanout position query.
  *
  * Returns or'ed positive status flags on success:
  *

drivers/gpu/drm/drm_simple_kms_helper.c

@@ -137,7 +137,7 @@ static const struct drm_plane_funcs drm_simple_kms_plane_funcs = {
  * @dev: DRM device
  * @pipe: simple display pipe object to initialize
  * @funcs: callbacks for the display pipe (optional)
- * @formats: array of supported formats (%DRM_FORMAT_*)
+ * @formats: array of supported formats (DRM_FORMAT\_\*)
  * @format_count: number of elements in @formats
  * @connector: connector to attach and register
  *

drivers/gpu/drm/i915/i915_vgpu.c

@@ -156,27 +156,27 @@ static int vgt_balloon_space(struct drm_mm *mm,
  * host point of view, the graphic address space is partitioned by multiple
  * vGPUs in different VMs. ::
  *
- *                        vGPU1 view         Host view
- *             0 ------> +-----------+     +-----------+
- *               ^       |###########|     |   vGPU3   |
- *               |       |###########|     +-----------+
- *               |       |###########|     |   vGPU2   |
- *               |       +-----------+     +-----------+
- *        mappable GM    | available | ==> |   vGPU1   |
- *               |       +-----------+     +-----------+
- *               |       |###########|     |           |
- *               v       |###########|     |   Host    |
- *               +=======+===========+     +===========+
- *               ^       |###########|     |   vGPU3   |
- *               |       |###########|     +-----------+
- *               |       |###########|     |   vGPU2   |
- *               |       +-----------+     +-----------+
- *      unmappable GM    | available | ==> |   vGPU1   |
- *               |       +-----------+     +-----------+
- *               |       |###########|     |           |
- *               |       |###########|     |   Host    |
- *               v       |###########|     |           |
- * total GM size ------> +-----------+     +-----------+
+ *                         vGPU1 view         Host view
+ *              0 ------> +-----------+     +-----------+
+ *                ^       |###########|     |   vGPU3   |
+ *                |       |###########|     +-----------+
+ *                |       |###########|     |   vGPU2   |
+ *                |       +-----------+     +-----------+
+ *         mappable GM    | available | ==> |   vGPU1   |
+ *                |       +-----------+     +-----------+
+ *                |       |###########|     |           |
+ *                v       |###########|     |   Host    |
+ *                +=======+===========+     +===========+
+ *                ^       |###########|     |   vGPU3   |
+ *                |       |###########|     +-----------+
+ *                |       |###########|     |   vGPU2   |
+ *                |       +-----------+     +-----------+
+ *       unmappable GM    | available | ==> |   vGPU1   |
+ *                |       +-----------+     +-----------+
+ *                |       |###########|     |           |
+ *                |       |###########|     |   Host    |
+ *                v       |###########|     |           |
+ *  total GM size ------> +-----------+     +-----------+
  *
  * Returns:
  * zero on success, non-zero if configuration invalid or ballooning failed

drivers/gpu/drm/i915/intel_audio.c

@@ -51,10 +51,10 @@
  * related registers. (The notable exception is the power management, not
  * covered here.)
  *
- * The struct i915_audio_component is used to interact between the graphics
- * and audio drivers. The struct i915_audio_component_ops *ops in it is
+ * The struct &i915_audio_component is used to interact between the graphics
+ * and audio drivers. The struct &i915_audio_component_ops @ops in it is
  * defined in graphics driver and called in audio driver. The
- * struct i915_audio_component_audio_ops *audio_ops is called from i915 driver.
+ * struct &i915_audio_component_audio_ops @audio_ops is called from i915 driver.
  */
 
 static const struct {

drivers/gpu/drm/i915/intel_guc_fwif.h

@@ -155,6 +155,7 @@
  *
  *     +-------------------------------+
  *     |        guc_css_header         |
+ *     |                               |
  *     | contains major/minor version  |
  *     +-------------------------------+
  *     |             uCode             |
@@ -176,10 +177,10 @@
  *
  * 1. Header, uCode and RSA are must-have components.
  * 2. All firmware components, if they present, are in the sequence illustrated
- * in the layout table above.
+ *    in the layout table above.
  * 3. Length info of each component can be found in header, in dwords.
  * 4. Modulus and exponent key are not required by driver. They may not appear
- * in fw. So driver will load a truncated firmware in this case.
+ *    in fw. So driver will load a truncated firmware in this case.
  */
 
 struct guc_css_header {

include/drm/drm_crtc.h

@@ -1197,7 +1197,7 @@ struct drm_encoder_funcs {
  * @head: list management
  * @base: base KMS object
  * @name: human readable name, can be overwritten by the driver
- * @encoder_type: one of the %DRM_MODE_ENCODER_<foo> types in drm_mode.h
+ * @encoder_type: one of the DRM_MODE_ENCODER_<foo> types in drm_mode.h
  * @possible_crtcs: bitmask of potential CRTC bindings
  * @possible_clones: bitmask of potential sibling encoders for cloning
  * @crtc: currently bound CRTC
@@ -1250,7 +1250,7 @@ struct drm_encoder {
  * @head: list management
  * @base: base KMS object
  * @name: human readable name, can be overwritten by the driver
- * @connector_type: one of the %DRM_MODE_CONNECTOR_<foo> types from drm_mode.h
+ * @connector_type: one of the DRM_MODE_CONNECTOR_<foo> types from drm_mode.h
  * @connector_type_id: index into connector type enum
  * @interlace_allowed: can this connector handle interlaced modes?
  * @doublescan_allowed: can this connector handle doublescan?
@@ -1263,11 +1263,11 @@ struct drm_encoder {
  * @funcs: connector control functions
  * @edid_blob_ptr: DRM property containing EDID if present
  * @properties: property tracking for this connector
- * @polled: a %DRM_CONNECTOR_POLL_<foo> value for core driven polling
+ * @polled: a DRM_CONNECTOR_POLL_<foo> value for core driven polling
  * @dpms: current dpms state
  * @helper_private: mid-layer private data
  * @cmdline_mode: mode line parsed from the kernel cmdline for this connector
- * @force: a %DRM_FORCE_<foo> state for forced mode sets
+ * @force: a DRM_FORCE_<foo> state for forced mode sets
  * @override_edid: has the EDID been overwritten through debugfs for testing?
  * @encoder_ids: valid encoders for this connector
  * @encoder: encoder driving this connector, if any

include/drm/drm_gem.h

@@ -210,8 +210,8 @@ drm_gem_object_reference(struct drm_gem_object *obj)
  * drm_gem_object_unreference_unlocked().
  *
  * Drivers should never call this directly in their code. Instead they should
- * wrap it up into a driver_gem_object_unreference(struct driver_gem_object
- * *obj) wrapper function, and use that. Shared code should never call this, to
+ * wrap it up into a ``driver_gem_object_unreference(struct driver_gem_object
+ * *obj)`` wrapper function, and use that. Shared code should never call this, to
  * avoid breaking drivers by accident which still depend upon dev->struct_mutex
  * locking.
  */