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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/4 * Author: Rob Clark <rob@ti.com>5 */6 7#ifndef __OMAPDRM_DRV_H__8#define __OMAPDRM_DRV_H__9 10#include <linux/module.h>11#include <linux/types.h>12#include <linux/workqueue.h>13 14#include "dss/omapdss.h"15#include "dss/dss.h"16 17#include <drm/drm_atomic.h>18#include <drm/drm_gem.h>19#include <drm/omap_drm.h>20 21#include "omap_crtc.h"22#include "omap_encoder.h"23#include "omap_fb.h"24#include "omap_gem.h"25#include "omap_irq.h"26#include "omap_plane.h"27#include "omap_overlay.h"28 29#define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__)30#define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */31 32#define MODULE_NAME "omapdrm"33 34struct omap_drm_usergart;35 36struct omap_drm_pipeline {37 struct drm_crtc *crtc;38 struct drm_encoder *encoder;39 struct drm_connector *connector;40 struct omap_dss_device *output;41 unsigned int alias_id;42};43 44/*45 * Global private object state for tracking resources that are shared across46 * multiple kms objects (planes/crtcs/etc).47 */48#define to_omap_global_state(x) container_of(x, struct omap_global_state, base)49 50struct omap_global_state {51 struct drm_private_state base;52 53 /* global atomic state of assignment between overlays and planes */54 struct drm_plane *hwoverlay_to_plane[8];55};56 57struct omap_drm_private {58 struct drm_device *ddev;59 struct device *dev;60 u32 omaprev;61 62 struct dss_device *dss;63 struct dispc_device *dispc;64 65 bool irq_enabled;66 67 unsigned int num_pipes;68 struct omap_drm_pipeline pipes[8];69 struct omap_drm_pipeline *channels[8];70 71 unsigned int num_planes;72 struct drm_plane *planes[8];73 74 unsigned int num_ovls;75 struct omap_hw_overlay *overlays[8];76 77 struct drm_private_obj glob_obj;78 79 struct workqueue_struct *wq;80 81 /* lock for obj_list below */82 struct mutex list_lock;83 84 /* list of GEM objects: */85 struct list_head obj_list;86 87 struct omap_drm_usergart *usergart;88 bool has_dmm;89 90 /* properties: */91 struct drm_property *zorder_prop;92 93 /* irq handling: */94 spinlock_t wait_lock; /* protects the wait_list */95 struct list_head wait_list; /* list of omap_irq_wait */96 u32 irq_mask; /* enabled irqs in addition to wait_list */97 98 /* memory bandwidth limit if it is needed on the platform */99 unsigned int max_bandwidth;100};101 102 103void omap_debugfs_init(struct drm_minor *minor);104 105struct omap_global_state * __must_check omap_get_global_state(struct drm_atomic_state *s);106 107struct omap_global_state *omap_get_existing_global_state(struct omap_drm_private *priv);108 109#endif /* __OMAPDRM_DRV_H__ */110