57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
/*
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* Copyright (C) 2012 Avionic Design GmbH
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* Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include "drm.h"
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static void tegra_drm_fb_output_poll_changed(struct drm_device *drm)
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{
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struct host1x *host1x = drm->dev_private;
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drm_fbdev_cma_hotplug_event(host1x->fbdev);
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}
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static const struct drm_mode_config_funcs tegra_drm_mode_funcs = {
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.fb_create = drm_fb_cma_create,
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.output_poll_changed = tegra_drm_fb_output_poll_changed,
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};
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int tegra_drm_fb_init(struct drm_device *drm)
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{
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struct host1x *host1x = drm->dev_private;
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struct drm_fbdev_cma *fbdev;
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drm->mode_config.min_width = 0;
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drm->mode_config.min_height = 0;
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drm->mode_config.max_width = 4096;
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drm->mode_config.max_height = 4096;
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drm->mode_config.funcs = &tegra_drm_mode_funcs;
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fbdev = drm_fbdev_cma_init(drm, 32, drm->mode_config.num_crtc,
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drm->mode_config.num_connector);
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if (IS_ERR(fbdev))
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return PTR_ERR(fbdev);
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#ifndef CONFIG_FRAMEBUFFER_CONSOLE
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drm_fbdev_cma_restore_mode(fbdev);
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#endif
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host1x->fbdev = fbdev;
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return 0;
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}
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void tegra_drm_fb_exit(struct drm_device *drm)
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{
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struct host1x *host1x = drm->dev_private;
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drm_fbdev_cma_fini(host1x->fbdev);
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}
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