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drm/atomic: Spell CRTC consistently

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CRTC is an abbreviation and should be all caps in prose. Update all
kerneldoc comments to use a consistent spelling.

v2: remove hunk unrelated to the CRTC spelling fixes

Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191206135336.2084564-2-thierry.reding@gmail.com
This commit is contained in:
Thierry Reding 2019-12-06 14:53:36 +01:00
parent dbe2d2bf79
commit 42240c90e3
5 changed files with 69 additions and 69 deletions
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20
drivers/gpu/drm/drm_atomic.c
View File

@ -251,7 +251,7 @@ EXPORT_SYMBOL(drm_atomic_state_clear);
* @ref: This atomic state to deallocate
*
* This frees all memory associated with an atomic state, including all the
* per-object state for planes, crtcs and connectors.
* per-object state for planes, CRTCs and connectors.
*/
void __drm_atomic_state_free(struct kref *ref)
{
@ -272,12 +272,12 @@ void __drm_atomic_state_free(struct kref *ref)
EXPORT_SYMBOL(__drm_atomic_state_free);
/**
* drm_atomic_get_crtc_state - get crtc state
* drm_atomic_get_crtc_state - get CRTC state
* @state: global atomic state object
* @crtc: crtc to get state object for
* @crtc: CRTC to get state object for
*
* This function returns the crtc state for the given crtc, allocating it if
* needed. It will also grab the relevant crtc lock to make sure that the state
* This function returns the CRTC state for the given CRTC, allocating it if
* needed. It will also grab the relevant CRTC lock to make sure that the state
* is consistent.
*
* Returns:
@ -1018,14 +1018,14 @@ static void drm_atomic_connector_print_state(struct drm_printer *p,
}
/**
* drm_atomic_add_affected_connectors - add connectors for crtc
* drm_atomic_add_affected_connectors - add connectors for CRTC
* @state: atomic state
* @crtc: DRM crtc
* @crtc: DRM CRTC
*
* This function walks the current configuration and adds all connectors
* currently using @crtc to the atomic configuration @state. Note that this
* function must acquire the connection mutex. This can potentially cause
* unneeded seralization if the update is just for the planes on one crtc. Hence
* unneeded seralization if the update is just for the planes on one CRTC. Hence
* drivers and helpers should only call this when really needed (e.g. when a
* full modeset needs to happen due to some change).
*
@ -1078,9 +1078,9 @@ drm_atomic_add_affected_connectors(struct drm_atomic_state *state,
EXPORT_SYMBOL(drm_atomic_add_affected_connectors);
/**
* drm_atomic_add_affected_planes - add planes for crtc
* drm_atomic_add_affected_planes - add planes for CRTC
* @state: atomic state
* @crtc: DRM crtc
* @crtc: DRM CRTC
*
* This function walks the current configuration and adds all planes
* currently used by @crtc to the atomic configuration @state. This is useful

64
drivers/gpu/drm/drm_atomic_helper.c
View File

@ -150,8 +150,8 @@ static int handle_conflicting_encoders(struct drm_atomic_state *state,
* is not set, an error is returned. Userspace can provide a solution
* through the atomic ioctl.
*
* If the flag is set conflicting connectors are removed from the crtc
* and the crtc is disabled if no encoder is left. This preserves
* If the flag is set conflicting connectors are removed from the CRTC
* and the CRTC is disabled if no encoder is left. This preserves
* compatibility with the legacy set_config behavior.
*/
drm_connector_list_iter_begin(state->dev, &conn_iter);
@ -561,27 +561,27 @@ mode_valid(struct drm_atomic_state *state)
* @state: the driver state object
*
* Check the state object to see if the requested state is physically possible.
* This does all the crtc and connector related computations for an atomic
* This does all the CRTC and connector related computations for an atomic
* update and adds any additional connectors needed for full modesets. It calls
* the various per-object callbacks in the follow order:
*
* 1. &drm_connector_helper_funcs.atomic_best_encoder for determining the new encoder.
* 2. &drm_connector_helper_funcs.atomic_check to validate the connector state.
* 3. If it's determined a modeset is needed then all connectors on the affected
* crtc are added and &drm_connector_helper_funcs.atomic_check is run on them.
* CRTC are added and &drm_connector_helper_funcs.atomic_check is run on them.
* 4. &drm_encoder_helper_funcs.mode_valid, &drm_bridge_funcs.mode_valid and
* &drm_crtc_helper_funcs.mode_valid are called on the affected components.
* 5. &drm_bridge_funcs.mode_fixup is called on all encoder bridges.
* 6. &drm_encoder_helper_funcs.atomic_check is called to validate any encoder state.
* This function is only called when the encoder will be part of a configured crtc,
* This function is only called when the encoder will be part of a configured CRTC,
* it must not be used for implementing connector property validation.
* If this function is NULL, &drm_atomic_encoder_helper_funcs.mode_fixup is called
* instead.
* 7. &drm_crtc_helper_funcs.mode_fixup is called last, to fix up the mode with crtc constraints.
* 7. &drm_crtc_helper_funcs.mode_fixup is called last, to fix up the mode with CRTC constraints.
*
* &drm_crtc_state.mode_changed is set when the input mode is changed.
* &drm_crtc_state.connectors_changed is set when a connector is added or
* removed from the crtc. &drm_crtc_state.active_changed is set when
* removed from the CRTC. &drm_crtc_state.active_changed is set when
* &drm_crtc_state.active changes, which is used for DPMS.
* See also: drm_atomic_crtc_needs_modeset()
*
@ -692,7 +692,7 @@ drm_atomic_helper_check_modeset(struct drm_device *dev,
/*
* After all the routing has been prepared we need to add in any
* connector which is itself unchanged, but whose crtc changes its
* connector which is itself unchanged, but whose CRTC changes its
* configuration. This must be done before calling mode_fixup in case a
* crtc only changed its mode but has the same set of connectors.
*/
@ -741,13 +741,13 @@ EXPORT_SYMBOL(drm_atomic_helper_check_modeset);
/**
* drm_atomic_helper_check_plane_state() - Check plane state for validity
* @plane_state: plane state to check
* @crtc_state: crtc state to check
* @crtc_state: CRTC state to check
* @min_scale: minimum @src:@dest scaling factor in 16.16 fixed point
* @max_scale: maximum @src:@dest scaling factor in 16.16 fixed point
* @can_position: is it legal to position the plane such that it
* doesn't cover the entire crtc? This will generally
* doesn't cover the entire CRTC? This will generally
* only be false for primary planes.
* @can_update_disabled: can the plane be updated while the crtc
* @can_update_disabled: can the plane be updated while the CRTC
* is disabled?
*
* Checks that a desired plane update is valid, and updates various
@ -844,7 +844,7 @@ EXPORT_SYMBOL(drm_atomic_helper_check_plane_state);
* &drm_crtc_helper_funcs.atomic_check and &drm_plane_helper_funcs.atomic_check
* hooks provided by the driver.
*
* It also sets &drm_crtc_state.planes_changed to indicate that a crtc has
* It also sets &drm_crtc_state.planes_changed to indicate that a CRTC has
* updated planes.
*
* RETURNS:
@ -908,7 +908,7 @@ EXPORT_SYMBOL(drm_atomic_helper_check_planes);
* @state: the driver state object
*
* Check the state object to see if the requested state is physically possible.
* Only crtcs and planes have check callbacks, so for any additional (global)
* Only CRTCs and planes have check callbacks, so for any additional (global)
* checking that a driver needs it can simply wrap that around this function.
* Drivers without such needs can directly use this as their
* &drm_mode_config_funcs.atomic_check callback.
@ -961,14 +961,14 @@ crtc_needs_disable(struct drm_crtc_state *old_state,
struct drm_crtc_state *new_state)
{
/*
* No new_state means the crtc is off, so the only criteria is whether
* No new_state means the CRTC is off, so the only criteria is whether
* it's currently active or in self refresh mode.
*/
if (!new_state)
return drm_atomic_crtc_effectively_active(old_state);
/*
* We need to run through the crtc_funcs->disable() function if the crtc
* We need to run through the crtc_funcs->disable() function if the CRTC
* is currently on, if it's transitioning to self refresh mode, or if
* it's in self refresh mode and needs to be fully disabled.
*/
@ -1087,7 +1087,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state)
* @old_state: atomic state object with old state structures
*
* This function updates all the various legacy modeset state pointers in
* connectors, encoders and crtcs. It also updates the timestamping constants
* connectors, encoders and CRTCs. It also updates the timestamping constants
* used for precise vblank timestamps by calling
* drm_calc_timestamping_constants().
*
@ -1236,7 +1236,7 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state)
* This function shuts down all the outputs that need to be shut down and
* prepares them (if required) with the new mode.
*
* For compatibility with legacy crtc helpers this should be called before
* For compatibility with legacy CRTC helpers this should be called before
* drm_atomic_helper_commit_planes(), which is what the default commit function
* does. But drivers with different needs can group the modeset commits together
* and do the plane commits at the end. This is useful for drivers doing runtime
@ -1282,7 +1282,7 @@ static void drm_atomic_helper_commit_writebacks(struct drm_device *dev,
* This function enables all the outputs with the new configuration which had to
* be turned off for the update.
*
* For compatibility with legacy crtc helpers this should be called after
* For compatibility with legacy CRTC helpers this should be called after
* drm_atomic_helper_commit_planes(), which is what the default commit function
* does. But drivers with different needs can group the modeset commits together
* and do the plane commits at the end. This is useful for drivers doing runtime
@ -1414,12 +1414,12 @@ int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
EXPORT_SYMBOL(drm_atomic_helper_wait_for_fences);
/**
* drm_atomic_helper_wait_for_vblanks - wait for vblank on crtcs
* drm_atomic_helper_wait_for_vblanks - wait for vblank on CRTCs
* @dev: DRM device
* @old_state: atomic state object with old state structures
*
* Helper to, after atomic commit, wait for vblanks on all affected
* crtcs (ie. before cleaning up old framebuffers using
* CRTCs (ie. before cleaning up old framebuffers using
* drm_atomic_helper_cleanup_planes()). It will only wait on CRTCs where the
* framebuffers have actually changed to optimize for the legacy cursor and
* plane update use-case.
@ -2391,7 +2391,7 @@ static bool plane_crtc_active(const struct drm_plane_state *state)
* @flags: flags for committing plane state
*
* This function commits the new plane state using the plane and atomic helper
* functions for planes and crtcs. It assumes that the atomic state has already
* functions for planes and CRTCs. It assumes that the atomic state has already
* been pushed into the relevant object state pointers, since this step can no
* longer fail.
*
@ -2512,15 +2512,15 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
EXPORT_SYMBOL(drm_atomic_helper_commit_planes);
/**
* drm_atomic_helper_commit_planes_on_crtc - commit plane state for a crtc
* @old_crtc_state: atomic state object with the old crtc state
* drm_atomic_helper_commit_planes_on_crtc - commit plane state for a CRTC
* @old_crtc_state: atomic state object with the old CRTC state
*
* This function commits the new plane state using the plane and atomic helper
* functions for planes on the specific crtc. It assumes that the atomic state
* functions for planes on the specific CRTC. It assumes that the atomic state
* has already been pushed into the relevant object state pointers, since this
* step can no longer fail.
*
* This function is useful when plane updates should be done crtc-by-crtc
* This function is useful when plane updates should be done CRTC-by-CRTC
* instead of one global step like drm_atomic_helper_commit_planes() does.
*
* This function can only be savely used when planes are not allowed to move
@ -2810,10 +2810,10 @@ EXPORT_SYMBOL(drm_atomic_helper_swap_state);
* @plane: plane object to update
* @crtc: owning CRTC of owning plane
* @fb: framebuffer to flip onto plane
* @crtc_x: x offset of primary plane on crtc
* @crtc_y: y offset of primary plane on crtc
* @crtc_w: width of primary plane rectangle on crtc
* @crtc_h: height of primary plane rectangle on crtc
* @crtc_x: x offset of primary plane on @crtc
* @crtc_y: y offset of primary plane on @crtc
* @crtc_w: width of primary plane rectangle on @crtc
* @crtc_h: height of primary plane rectangle on @crtc
* @src_x: x offset of @fb for panning
* @src_y: y offset of @fb for panning
* @src_w: width of source rectangle in @fb
@ -2919,7 +2919,7 @@ EXPORT_SYMBOL(drm_atomic_helper_disable_plane);
* @set: mode set configuration
* @ctx: lock acquisition context
*
* Provides a default crtc set_config handler using the atomic driver interface.
* Provides a default CRTC set_config handler using the atomic driver interface.
*
* NOTE: For backwards compatibility with old userspace this automatically
* resets the "link-status" property to GOOD, to force any link
@ -3332,7 +3332,7 @@ static int page_flip_common(struct drm_atomic_state *state,
/**
* drm_atomic_helper_page_flip - execute a legacy page flip
* @crtc: DRM crtc
* @crtc: DRM CRTC
* @fb: DRM framebuffer
* @event: optional DRM event to signal upon completion
* @flags: flip flags for non-vblank sync'ed updates
@ -3376,7 +3376,7 @@ EXPORT_SYMBOL(drm_atomic_helper_page_flip);
/**
* drm_atomic_helper_page_flip_target - do page flip on target vblank period.
* @crtc: DRM crtc
* @crtc: DRM CRTC
* @fb: DRM framebuffer
* @event: optional DRM event to signal upon completion
* @flags: flip flags for non-vblank sync'ed updates

16
drivers/gpu/drm/drm_atomic_uapi.c
View File

@ -160,12 +160,12 @@ int drm_atomic_set_mode_prop_for_crtc(struct drm_crtc_state *state,
EXPORT_SYMBOL(drm_atomic_set_mode_prop_for_crtc);
/**
* drm_atomic_set_crtc_for_plane - set crtc for plane
* drm_atomic_set_crtc_for_plane - set CRTC for plane
* @plane_state: the plane whose incoming state to update
* @crtc: crtc to use for the plane
* @crtc: CRTC to use for the plane
*
* Changing the assigned crtc for a plane requires us to grab the lock and state
* for the new crtc, as needed. This function takes care of all these details
* Changing the assigned CRTC for a plane requires us to grab the lock and state
* for the new CRTC, as needed. This function takes care of all these details
* besides updating the pointer in the state object itself.
*
* Returns:
@ -279,12 +279,12 @@ drm_atomic_set_fence_for_plane(struct drm_plane_state *plane_state,
EXPORT_SYMBOL(drm_atomic_set_fence_for_plane);
/**
* drm_atomic_set_crtc_for_connector - set crtc for connector
* drm_atomic_set_crtc_for_connector - set CRTC for connector
* @conn_state: atomic state object for the connector
* @crtc: crtc to use for the connector
* @crtc: CRTC to use for the connector
*
* Changing the assigned crtc for a connector requires us to grab the lock and
* state for the new crtc, as needed. This function takes care of all these
* Changing the assigned CRTC for a connector requires us to grab the lock and
* state for the new CRTC, as needed. This function takes care of all these
* details besides updating the pointer in the state object itself.
*
* Returns:

30
include/drm/drm_atomic.h
View File

@ -363,7 +363,7 @@ struct drm_atomic_state {
* When a connector or plane is not bound to any CRTC, it's still important
* to preserve linearity to prevent the atomic states from being freed to early.
*
* This commit (if set) is not bound to any crtc, but will be completed when
* This commit (if set) is not bound to any CRTC, but will be completed when
* drm_atomic_helper_commit_hw_done() is called.
*/
struct drm_crtc_commit *fake_commit;
@ -476,12 +476,12 @@ drm_atomic_get_new_connector_for_encoder(struct drm_atomic_state *state,
struct drm_encoder *encoder);
/**
* drm_atomic_get_existing_crtc_state - get crtc state, if it exists
* drm_atomic_get_existing_crtc_state - get CRTC state, if it exists
* @state: global atomic state object
* @crtc: crtc to grab
* @crtc: CRTC to grab
*
* This function returns the crtc state for the given crtc, or NULL
* if the crtc is not part of the global atomic state.
* This function returns the CRTC state for the given CRTC, or NULL
* if the CRTC is not part of the global atomic state.
*
* This function is deprecated, @drm_atomic_get_old_crtc_state or
* @drm_atomic_get_new_crtc_state should be used instead.
@ -494,12 +494,12 @@ drm_atomic_get_existing_crtc_state(struct drm_atomic_state *state,
}
/**
* drm_atomic_get_old_crtc_state - get old crtc state, if it exists
* drm_atomic_get_old_crtc_state - get old CRTC state, if it exists
* @state: global atomic state object
* @crtc: crtc to grab
* @crtc: CRTC to grab
*
* This function returns the old crtc state for the given crtc, or
* NULL if the crtc is not part of the global atomic state.
* This function returns the old CRTC state for the given CRTC, or
* NULL if the CRTC is not part of the global atomic state.
*/
static inline struct drm_crtc_state *
drm_atomic_get_old_crtc_state(struct drm_atomic_state *state,
@ -508,12 +508,12 @@ drm_atomic_get_old_crtc_state(struct drm_atomic_state *state,
return state->crtcs[drm_crtc_index(crtc)].old_state;
}
/**
* drm_atomic_get_new_crtc_state - get new crtc state, if it exists
* drm_atomic_get_new_crtc_state - get new CRTC state, if it exists
* @state: global atomic state object
* @crtc: crtc to grab
* @crtc: CRTC to grab
*
* This function returns the new crtc state for the given crtc, or
* NULL if the crtc is not part of the global atomic state.
* This function returns the new CRTC state for the given CRTC, or
* NULL if the CRTC is not part of the global atomic state.
*/
static inline struct drm_crtc_state *
drm_atomic_get_new_crtc_state(struct drm_atomic_state *state,
@ -978,11 +978,11 @@ drm_atomic_crtc_needs_modeset(const struct drm_crtc_state *state)
}
/**
* drm_atomic_crtc_effectively_active - compute whether crtc is actually active
* drm_atomic_crtc_effectively_active - compute whether CRTC is actually active
* @state: &drm_crtc_state for the CRTC
*
* When in self refresh mode, the crtc_state->active value will be false, since
* the crtc is off. However in some cases we're interested in whether the crtc
* the CRTC is off. However in some cases we're interested in whether the CRTC
* is active, or effectively active (ie: it's connected to an active display).
* In these cases, use this function instead of just checking active.
*/

8
include/drm/drm_atomic_helper.h
View File

@ -152,7 +152,7 @@ int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
/**
* drm_atomic_crtc_for_each_plane - iterate over planes currently attached to CRTC
* @plane: the loop cursor
* @crtc: the crtc whose planes are iterated
* @crtc: the CRTC whose planes are iterated
*
* This iterates over the current state, useful (for example) when applying
* atomic state after it has been checked and swapped. To iterate over the
@ -166,7 +166,7 @@ int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
/**
* drm_crtc_atomic_state_for_each_plane - iterate over attached planes in new state
* @plane: the loop cursor
* @crtc_state: the incoming crtc-state
* @crtc_state: the incoming CRTC state
*
* Similar to drm_crtc_for_each_plane(), but iterates the planes that will be
* attached if the specified state is applied. Useful during for example
@ -180,7 +180,7 @@ int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
* drm_crtc_atomic_state_for_each_plane_state - iterate over attached planes in new state
* @plane: the loop cursor
* @plane_state: loop cursor for the plane's state, must be const
* @crtc_state: the incoming crtc-state
* @crtc_state: the incoming CRTC state
*
* Similar to drm_crtc_for_each_plane(), but iterates the planes that will be
* attached if the specified state is applied. Useful during for example
@ -189,7 +189,7 @@ int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
*
* Compared to just drm_atomic_crtc_state_for_each_plane() this also fills in a
* const plane_state. This is useful when a driver just wants to peek at other
* active planes on this crtc, but does not need to change it.
* active planes on this CRTC, but does not need to change it.
*/
#define drm_atomic_crtc_state_for_each_plane_state(plane, plane_state, crtc_state) \
drm_for_each_plane_mask(plane, (crtc_state)->state->dev, (crtc_state)->plane_mask) \