mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-17 05:00:11 +07:00
25721f820b
Move the chv rotation vs. reflections checks to the plane->check() hook, away from the (now) platform agnostic intel_plane_atomic_check_with_state(). Reviewed-by: José Roberto de Souza <jose.souza@intel.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180907152413.15761-13-ville.syrjala@linux.intel.com
244 lines
7.4 KiB
C
244 lines
7.4 KiB
C
/*
|
|
* Copyright © 2014 Intel Corporation
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the next
|
|
* paragraph) shall be included in all copies or substantial portions of the
|
|
* Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
/**
|
|
* DOC: atomic plane helpers
|
|
*
|
|
* The functions here are used by the atomic plane helper functions to
|
|
* implement legacy plane updates (i.e., drm_plane->update_plane() and
|
|
* drm_plane->disable_plane()). This allows plane updates to use the
|
|
* atomic state infrastructure and perform plane updates as separate
|
|
* prepare/check/commit/cleanup steps.
|
|
*/
|
|
|
|
#include <drm/drmP.h>
|
|
#include <drm/drm_atomic_helper.h>
|
|
#include <drm/drm_plane_helper.h>
|
|
#include "intel_drv.h"
|
|
|
|
/**
|
|
* intel_create_plane_state - create plane state object
|
|
* @plane: drm plane
|
|
*
|
|
* Allocates a fresh plane state for the given plane and sets some of
|
|
* the state values to sensible initial values.
|
|
*
|
|
* Returns: A newly allocated plane state, or NULL on failure
|
|
*/
|
|
struct intel_plane_state *
|
|
intel_create_plane_state(struct drm_plane *plane)
|
|
{
|
|
struct intel_plane_state *state;
|
|
|
|
state = kzalloc(sizeof(*state), GFP_KERNEL);
|
|
if (!state)
|
|
return NULL;
|
|
|
|
state->base.plane = plane;
|
|
state->base.rotation = DRM_MODE_ROTATE_0;
|
|
|
|
return state;
|
|
}
|
|
|
|
/**
|
|
* intel_plane_duplicate_state - duplicate plane state
|
|
* @plane: drm plane
|
|
*
|
|
* Allocates and returns a copy of the plane state (both common and
|
|
* Intel-specific) for the specified plane.
|
|
*
|
|
* Returns: The newly allocated plane state, or NULL on failure.
|
|
*/
|
|
struct drm_plane_state *
|
|
intel_plane_duplicate_state(struct drm_plane *plane)
|
|
{
|
|
struct drm_plane_state *state;
|
|
struct intel_plane_state *intel_state;
|
|
|
|
intel_state = kmemdup(plane->state, sizeof(*intel_state), GFP_KERNEL);
|
|
|
|
if (!intel_state)
|
|
return NULL;
|
|
|
|
state = &intel_state->base;
|
|
|
|
__drm_atomic_helper_plane_duplicate_state(plane, state);
|
|
|
|
intel_state->vma = NULL;
|
|
intel_state->flags = 0;
|
|
|
|
return state;
|
|
}
|
|
|
|
/**
|
|
* intel_plane_destroy_state - destroy plane state
|
|
* @plane: drm plane
|
|
* @state: state object to destroy
|
|
*
|
|
* Destroys the plane state (both common and Intel-specific) for the
|
|
* specified plane.
|
|
*/
|
|
void
|
|
intel_plane_destroy_state(struct drm_plane *plane,
|
|
struct drm_plane_state *state)
|
|
{
|
|
WARN_ON(to_intel_plane_state(state)->vma);
|
|
|
|
drm_atomic_helper_plane_destroy_state(plane, state);
|
|
}
|
|
|
|
int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_state,
|
|
struct intel_crtc_state *crtc_state,
|
|
const struct intel_plane_state *old_plane_state,
|
|
struct intel_plane_state *intel_state)
|
|
{
|
|
struct drm_plane *plane = intel_state->base.plane;
|
|
struct drm_plane_state *state = &intel_state->base;
|
|
struct intel_plane *intel_plane = to_intel_plane(plane);
|
|
int ret;
|
|
|
|
if (!intel_state->base.crtc && !old_plane_state->base.crtc)
|
|
return 0;
|
|
|
|
intel_state->base.visible = false;
|
|
ret = intel_plane->check_plane(crtc_state, intel_state);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/* FIXME pre-g4x don't work like this */
|
|
if (state->visible)
|
|
crtc_state->active_planes |= BIT(intel_plane->id);
|
|
else
|
|
crtc_state->active_planes &= ~BIT(intel_plane->id);
|
|
|
|
if (state->visible && state->fb->format->format == DRM_FORMAT_NV12)
|
|
crtc_state->nv12_planes |= BIT(intel_plane->id);
|
|
else
|
|
crtc_state->nv12_planes &= ~BIT(intel_plane->id);
|
|
|
|
return intel_plane_atomic_calc_changes(old_crtc_state,
|
|
&crtc_state->base,
|
|
old_plane_state,
|
|
state);
|
|
}
|
|
|
|
static int intel_plane_atomic_check(struct drm_plane *plane,
|
|
struct drm_plane_state *new_plane_state)
|
|
{
|
|
struct drm_atomic_state *state = new_plane_state->state;
|
|
const struct drm_plane_state *old_plane_state =
|
|
drm_atomic_get_old_plane_state(state, plane);
|
|
struct drm_crtc *crtc = new_plane_state->crtc ?: old_plane_state->crtc;
|
|
const struct drm_crtc_state *old_crtc_state;
|
|
struct drm_crtc_state *new_crtc_state;
|
|
|
|
if (!crtc)
|
|
return 0;
|
|
|
|
old_crtc_state = drm_atomic_get_old_crtc_state(state, crtc);
|
|
new_crtc_state = drm_atomic_get_new_crtc_state(state, crtc);
|
|
|
|
return intel_plane_atomic_check_with_state(to_intel_crtc_state(old_crtc_state),
|
|
to_intel_crtc_state(new_crtc_state),
|
|
to_intel_plane_state(old_plane_state),
|
|
to_intel_plane_state(new_plane_state));
|
|
}
|
|
|
|
static void intel_plane_atomic_update(struct drm_plane *plane,
|
|
struct drm_plane_state *old_state)
|
|
{
|
|
struct intel_atomic_state *state = to_intel_atomic_state(old_state->state);
|
|
struct intel_plane *intel_plane = to_intel_plane(plane);
|
|
const struct intel_plane_state *new_plane_state =
|
|
intel_atomic_get_new_plane_state(state, intel_plane);
|
|
struct drm_crtc *crtc = new_plane_state->base.crtc ?: old_state->crtc;
|
|
|
|
if (new_plane_state->base.visible) {
|
|
const struct intel_crtc_state *new_crtc_state =
|
|
intel_atomic_get_new_crtc_state(state, to_intel_crtc(crtc));
|
|
|
|
trace_intel_update_plane(plane,
|
|
to_intel_crtc(crtc));
|
|
|
|
intel_plane->update_plane(intel_plane,
|
|
new_crtc_state, new_plane_state);
|
|
} else {
|
|
trace_intel_disable_plane(plane,
|
|
to_intel_crtc(crtc));
|
|
|
|
intel_plane->disable_plane(intel_plane, to_intel_crtc(crtc));
|
|
}
|
|
}
|
|
|
|
const struct drm_plane_helper_funcs intel_plane_helper_funcs = {
|
|
.prepare_fb = intel_prepare_plane_fb,
|
|
.cleanup_fb = intel_cleanup_plane_fb,
|
|
.atomic_check = intel_plane_atomic_check,
|
|
.atomic_update = intel_plane_atomic_update,
|
|
};
|
|
|
|
/**
|
|
* intel_plane_atomic_get_property - fetch plane property value
|
|
* @plane: plane to fetch property for
|
|
* @state: state containing the property value
|
|
* @property: property to look up
|
|
* @val: pointer to write property value into
|
|
*
|
|
* The DRM core does not store shadow copies of properties for
|
|
* atomic-capable drivers. This entrypoint is used to fetch
|
|
* the current value of a driver-specific plane property.
|
|
*/
|
|
int
|
|
intel_plane_atomic_get_property(struct drm_plane *plane,
|
|
const struct drm_plane_state *state,
|
|
struct drm_property *property,
|
|
uint64_t *val)
|
|
{
|
|
DRM_DEBUG_KMS("Unknown property [PROP:%d:%s]\n",
|
|
property->base.id, property->name);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/**
|
|
* intel_plane_atomic_set_property - set plane property value
|
|
* @plane: plane to set property for
|
|
* @state: state to update property value in
|
|
* @property: property to set
|
|
* @val: value to set property to
|
|
*
|
|
* Writes the specified property value for a plane into the provided atomic
|
|
* state object.
|
|
*
|
|
* Returns 0 on success, -EINVAL on unrecognized properties
|
|
*/
|
|
int
|
|
intel_plane_atomic_set_property(struct drm_plane *plane,
|
|
struct drm_plane_state *state,
|
|
struct drm_property *property,
|
|
uint64_t val)
|
|
{
|
|
DRM_DEBUG_KMS("Unknown property [PROP:%d:%s]\n",
|
|
property->base.id, property->name);
|
|
return -EINVAL;
|
|
}
|