forked from Minki/linux
b8f1230dd3
In order to support normalized zpos, we need to call drm_atomic_normalize_zpos in our driver's drm_mode_config_funcs' atomic_check. Let's duplicate the definition of drm_atomic_helper_check for now. Acked-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Link: https://patchwork.freedesktop.org/patch/msgid/67cb4ca9889e6bf29314db37127ff15eed279c53.1516617243.git-series.maxime.ripard@free-electrons.com
63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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* Copyright (C) 2015 Free Electrons
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* Copyright (C) 2015 NextThing Co
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*
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* Maxime Ripard <maxime.ripard@free-electrons.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#include <drm/drm_atomic.h>
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#include <drm/drm_atomic_helper.h>
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#include <drm/drm_fb_helper.h>
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#include <drm/drm_fb_cma_helper.h>
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#include <drm/drm_gem_framebuffer_helper.h>
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#include <drm/drmP.h>
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#include "sun4i_drv.h"
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#include "sun4i_framebuffer.h"
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static int sun4i_de_atomic_check(struct drm_device *dev,
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struct drm_atomic_state *state)
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{
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int ret;
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ret = drm_atomic_helper_check_modeset(dev, state);
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if (ret)
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return ret;
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return drm_atomic_helper_check_planes(dev, state);
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}
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static const struct drm_mode_config_funcs sun4i_de_mode_config_funcs = {
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.output_poll_changed = drm_fb_helper_output_poll_changed,
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.atomic_check = sun4i_de_atomic_check,
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.atomic_commit = drm_atomic_helper_commit,
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.fb_create = drm_gem_fb_create,
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};
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static struct drm_mode_config_helper_funcs sun4i_de_mode_config_helpers = {
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.atomic_commit_tail = drm_atomic_helper_commit_tail_rpm,
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};
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int sun4i_framebuffer_init(struct drm_device *drm)
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{
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drm_mode_config_reset(drm);
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drm->mode_config.max_width = 8192;
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drm->mode_config.max_height = 8192;
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drm->mode_config.funcs = &sun4i_de_mode_config_funcs;
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drm->mode_config.helper_private = &sun4i_de_mode_config_helpers;
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return drm_fb_cma_fbdev_init(drm, 32, 0);
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}
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void sun4i_framebuffer_free(struct drm_device *drm)
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{
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drm_fb_cma_fbdev_fini(drm);
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}
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