cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

omap_drv.h (2640B)

      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_fbdev.h"
     25#include "omap_gem.h"
     26#include "omap_irq.h"
     27#include "omap_plane.h"
     28#include "omap_overlay.h"
     29
     30#define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__)
     31#define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */
     32
     33#define MODULE_NAME     "omapdrm"
     34
     35struct omap_drm_usergart;
     36
     37struct omap_drm_pipeline {
     38	struct drm_crtc *crtc;
     39	struct drm_encoder *encoder;
     40	struct drm_connector *connector;
     41	struct omap_dss_device *output;
     42	unsigned int alias_id;
     43};
     44
     45/*
     46 * Global private object state for tracking resources that are shared across
     47 * multiple kms objects (planes/crtcs/etc).
     48 */
     49#define to_omap_global_state(x) container_of(x, struct omap_global_state, base)
     50
     51struct omap_global_state {
     52	struct drm_private_state base;
     53
     54	/* global atomic state of assignment between overlays and planes */
     55	struct drm_plane *hwoverlay_to_plane[8];
     56};
     57
     58struct omap_drm_private {
     59	struct drm_device *ddev;
     60	struct device *dev;
     61	u32 omaprev;
     62
     63	struct dss_device *dss;
     64	struct dispc_device *dispc;
     65
     66	bool irq_enabled;
     67
     68	unsigned int num_pipes;
     69	struct omap_drm_pipeline pipes[8];
     70	struct omap_drm_pipeline *channels[8];
     71
     72	unsigned int num_planes;
     73	struct drm_plane *planes[8];
     74
     75	unsigned int num_ovls;
     76	struct omap_hw_overlay *overlays[8];
     77
     78	struct drm_private_obj glob_obj;
     79
     80	struct drm_fb_helper *fbdev;
     81
     82	struct workqueue_struct *wq;
     83
     84	/* lock for obj_list below */
     85	struct mutex list_lock;
     86
     87	/* list of GEM objects: */
     88	struct list_head obj_list;
     89
     90	struct omap_drm_usergart *usergart;
     91	bool has_dmm;
     92
     93	/* properties: */
     94	struct drm_property *zorder_prop;
     95
     96	/* irq handling: */
     97	spinlock_t wait_lock;		/* protects the wait_list */
     98	struct list_head wait_list;	/* list of omap_irq_wait */
     99	u32 irq_mask;			/* enabled irqs in addition to wait_list */
    100
    101	/* memory bandwidth limit if it is needed on the platform */
    102	unsigned int max_bandwidth;
    103};
    104
    105
    106void omap_debugfs_init(struct drm_minor *minor);
    107
    108struct omap_global_state * __must_check omap_get_global_state(struct drm_atomic_state *s);
    109
    110struct omap_global_state *omap_get_existing_global_state(struct omap_drm_private *priv);
    111
    112#endif /* __OMAPDRM_DRV_H__ */