126 lines
4.0 KiB
C
126 lines
4.0 KiB
C
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/*-
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* Copyright 1992-2015 Michal Meloun
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _TEGRA_DRM_H_
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#define _TEGRA_DRM_H_
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#include <dev/gpio/gpiobusvar.h>
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struct tegra_bo {
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struct drm_gem_object gem_obj;
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/* mapped memory buffer */
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vm_paddr_t pbase;
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vm_offset_t vbase;
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size_t npages;
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vm_page_t *m;
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vm_object_t cdev_pager;
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};
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struct tegra_plane {
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struct drm_plane drm_plane;
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int index; /* Window index */
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};
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struct tegra_fb {
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struct drm_framebuffer drm_fb;
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struct drm_fb_helper fb_helper;
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struct tegra_bo **planes; /* Attached planes */
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int nplanes;
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/* Surface and display geometry */
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bool block_linear; /* Surface_kind */
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uint32_t block_height;
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int rotation; /* In degrees */
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bool flip_x; /* Inverted X-axis */
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bool flip_y; /* Inverted Y-axis */
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};
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struct tegra_crtc {
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struct drm_crtc drm_crtc;
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device_t dev;
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int nvidia_head;
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vm_paddr_t cursor_pbase; /* Cursor buffer */
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vm_offset_t cursor_vbase;
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};
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struct tegra_drm_encoder {
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device_t dev;
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void *panel; /* XXX For LVDS panel */
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device_t ddc;
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struct edid *edid;
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gpio_pin_t gpio_hpd;
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struct drm_encoder encoder;
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struct drm_connector connector;
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int (*setup_clock)(struct tegra_drm_encoder *output,
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clk_t clk, uint64_t pclk);
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};
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struct tegra_drm {
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struct drm_device drm_dev;
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struct tegra_fb *fb; /* Prime framebuffer */
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int pitch_align;
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};
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/* tegra_drm_subr.c */
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int tegra_drm_encoder_attach(struct tegra_drm_encoder *output, phandle_t node);
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int tegra_drm_encoder_init(struct tegra_drm_encoder *output,
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struct tegra_drm *drm);
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int tegra_drm_encoder_exit(struct tegra_drm_encoder *output,
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struct tegra_drm *drm);
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enum drm_connector_status tegra_drm_connector_detect(
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struct drm_connector *connector, bool force);
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int tegra_drm_connector_get_modes(struct drm_connector *connector);
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struct drm_encoder *tegra_drm_connector_best_encoder(
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struct drm_connector *connector);
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/* tegra_dc.c */
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void tegra_dc_cancel_page_flip(struct drm_crtc *drm_crtc,
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struct drm_file *file);
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void tegra_dc_enable_vblank(struct drm_crtc *drm_crtc);
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void tegra_dc_disable_vblank(struct drm_crtc *drm_crtc);
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int tegra_dc_get_pipe(struct drm_crtc *drm_crtc);
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/* tegra_fb.c */
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struct fb_info *tegra_drm_fb_getinfo(struct drm_device *drm);
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struct tegra_bo *tegra_fb_get_plane(struct tegra_fb *fb, int idx);
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int tegra_drm_fb_create(struct drm_device *drm, struct drm_file *file,
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struct drm_mode_fb_cmd2 *cmd, struct drm_framebuffer **fb_res);
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int tegra_drm_fb_init(struct drm_device *drm);
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void tegra_drm_fb_destroy(struct drm_device *drm);
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/* tegra_bo.c */
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struct tegra_bo;
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int tegra_bo_create(struct drm_device *drm, size_t size,
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struct tegra_bo **res_bo);
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void tegra_bo_driver_register(struct drm_driver *drm_drv);
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#endif /* _TEGRA_DRM_H_ */
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