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