/* * drivers/gpu/drm/omapdrm/omap_drv.h * * Copyright (C) 2011 Texas Instruments * Author: Rob Clark * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published by * the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program. If not, see . */ #ifndef __OMAP_DRV_H__ #define __OMAP_DRV_H__ #include #include #include #include #include #include #include #include #include "dss/omapdss.h" #define DBG(fmt, ...) DRM_DEBUG(fmt"\n", ##__VA_ARGS__) #define VERB(fmt, ...) if (0) DRM_DEBUG(fmt, ##__VA_ARGS__) /* verbose debug */ #define MODULE_NAME "omapdrm" struct omap_drm_usergart; /* parameters which describe (unrotated) coordinates of scanout within a fb: */ struct omap_drm_window { uint32_t rotation; int32_t crtc_x, crtc_y; /* signed because can be offscreen */ uint32_t crtc_w, crtc_h; uint32_t src_x, src_y; uint32_t src_w, src_h; }; /* For transiently registering for different DSS irqs that various parts * of the KMS code need during setup/configuration. We these are not * necessarily the same as what drm_vblank_get/put() are requesting, and * the hysteresis in drm_vblank_put() is not necessarily desirable for * internal housekeeping related irq usage. */ struct omap_drm_irq { struct list_head node; uint32_t irqmask; bool registered; void (*irq)(struct omap_drm_irq *irq); }; /* For KMS code that needs to wait for a certain # of IRQs: */ struct omap_irq_wait; struct omap_irq_wait * omap_irq_wait_init(struct drm_device *dev, uint32_t irqmask, int count); int omap_irq_wait(struct drm_device *dev, struct omap_irq_wait *wait, unsigned long timeout); struct omap_drm_private { uint32_t omaprev; unsigned int num_crtcs; struct drm_crtc *crtcs[8]; unsigned int num_planes; struct drm_plane *planes[8]; unsigned int num_encoders; struct drm_encoder *encoders[8]; unsigned int num_connectors; struct drm_connector *connectors[8]; struct drm_fb_helper *fbdev; struct workqueue_struct *wq; /* lock for obj_list below */ spinlock_t list_lock; /* list of GEM objects: */ struct list_head obj_list; struct omap_drm_usergart *usergart; bool has_dmm; /* properties: */ struct drm_property *zorder_prop; /* irq handling: */ struct list_head irq_list; /* list of omap_drm_irq */ uint32_t irq_mask; /* enabled irqs in addition to irq_list */ /* atomic commit */ struct { wait_queue_head_t wait; u32 pending; spinlock_t lock; /* Protects commit.pending */ } commit; }; #ifdef CONFIG_DEBUG_FS int omap_debugfs_init(struct drm_minor *minor); void omap_debugfs_cleanup(struct drm_minor *minor); void omap_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m); void omap_gem_describe(struct drm_gem_object *obj, struct seq_file *m); void omap_gem_describe_objects(struct list_head *list, struct seq_file *m); #endif #ifdef CONFIG_PM int omap_gem_resume(struct device *dev); #endif int omap_irq_enable_vblank(struct drm_device *dev, unsigned int pipe); void omap_irq_disable_vblank(struct drm_device *dev, unsigned int pipe); void omap_drm_irq_uninstall(struct drm_device *dev); int omap_drm_irq_install(struct drm_device *dev); #ifdef CONFIG_DRM_FBDEV_EMULATION struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev); void omap_fbdev_free(struct drm_device *dev); #else static inline struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev) { return NULL; } static inline void omap_fbdev_free(struct drm_device *dev) { } #endif struct videomode *omap_crtc_timings(struct drm_crtc *crtc); enum omap_channel omap_crtc_channel(struct drm_crtc *crtc); void omap_crtc_pre_init(void); void omap_crtc_pre_uninit(void); struct drm_crtc *omap_crtc_init(struct drm_device *dev, struct drm_plane *plane, enum omap_channel channel, int id); int omap_crtc_wait_pending(struct drm_crtc *crtc); void omap_crtc_error_irq(struct drm_crtc *crtc, uint32_t irqstatus); void omap_crtc_vblank_irq(struct drm_crtc *crtc); struct drm_plane *omap_plane_init(struct drm_device *dev, int id, enum drm_plane_type type, u32 possible_crtcs); void omap_plane_install_properties(struct drm_plane *plane, struct drm_mode_object *obj); struct drm_encoder *omap_encoder_init(struct drm_device *dev, struct omap_dss_device *dssdev); struct drm_connector *omap_connector_init(struct drm_device *dev, int connector_type, struct omap_dss_device *dssdev, struct drm_encoder *encoder); struct drm_encoder *omap_connector_attached_encoder( struct drm_connector *connector); bool omap_connector_get_hdmi_mode(struct drm_connector *connector); uint32_t omap_framebuffer_get_formats(uint32_t *pixel_formats, uint32_t max_formats, enum omap_color_mode supported_modes); struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev, struct drm_file *file, const struct drm_mode_fb_cmd2 *mode_cmd); struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object **bos); int omap_framebuffer_pin(struct drm_framebuffer *fb); void omap_framebuffer_unpin(struct drm_framebuffer *fb); void omap_framebuffer_update_scanout(struct drm_framebuffer *fb, struct omap_drm_window *win, struct omap_overlay_info *info); struct drm_connector *omap_framebuffer_get_next_connector( struct drm_framebuffer *fb, struct drm_connector *from); bool omap_framebuffer_supports_rotation(struct drm_framebuffer *fb); void omap_gem_init(struct drm_device *dev); void omap_gem_deinit(struct drm_device *dev); struct drm_gem_object *omap_gem_new(struct drm_device *dev, union omap_gem_size gsize, uint32_t flags); struct drm_gem_object *omap_gem_new_dmabuf(struct drm_device *dev, size_t size, struct sg_table *sgt); int omap_gem_new_handle(struct drm_device *dev, struct drm_file *file, union omap_gem_size gsize, uint32_t flags, uint32_t *handle); void omap_gem_free_object(struct drm_gem_object *obj); void *omap_gem_vaddr(struct drm_gem_object *obj); int omap_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, uint32_t handle, uint64_t *offset); int omap_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); int omap_gem_mmap(struct file *filp, struct vm_area_struct *vma); int omap_gem_mmap_obj(struct drm_gem_object *obj, struct vm_area_struct *vma); int omap_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); int omap_gem_op_start(struct drm_gem_object *obj, enum omap_gem_op op); int omap_gem_op_finish(struct drm_gem_object *obj, enum omap_gem_op op); int omap_gem_op_sync(struct drm_gem_object *obj, enum omap_gem_op op); int omap_gem_op_async(struct drm_gem_object *obj, enum omap_gem_op op, void (*fxn)(void *arg), void *arg); int omap_gem_roll(struct drm_gem_object *obj, uint32_t roll); void omap_gem_cpu_sync(struct drm_gem_object *obj, int pgoff); void omap_gem_dma_sync(struct drm_gem_object *obj, enum dma_data_direction dir); int omap_gem_get_paddr(struct drm_gem_object *obj, dma_addr_t *paddr, bool remap); void omap_gem_put_paddr(struct drm_gem_object *obj); int omap_gem_get_pages(struct drm_gem_object *obj, struct page ***pages, bool remap); int omap_gem_put_pages(struct drm_gem_object *obj); uint32_t omap_gem_flags(struct drm_gem_object *obj); int omap_gem_rotated_paddr(struct drm_gem_object *obj, uint32_t orient, int x, int y, dma_addr_t *paddr); uint64_t omap_gem_mmap_offset(struct drm_gem_object *obj); size_t omap_gem_mmap_size(struct drm_gem_object *obj); int omap_gem_tiled_stride(struct drm_gem_object *obj, uint32_t orient); struct dma_buf *omap_gem_prime_export(struct drm_device *dev, struct drm_gem_object *obj, int flags); struct drm_gem_object *omap_gem_prime_import(struct drm_device *dev, struct dma_buf *buffer); /* map crtc to vblank mask */ uint32_t pipe2vbl(struct drm_crtc *crtc); struct omap_dss_device *omap_encoder_get_dssdev(struct drm_encoder *encoder); #endif /* __OMAP_DRV_H__ */