drivers/gpu/drm/omapdrm/omap_drv.h

   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
  16 #include <drm/drm_gem.h>
  17 #include <drm/omap_drm.h>
  18
  19 #include "omap_connector.h"
  20 #include "omap_crtc.h"
  21 #include "omap_encoder.h"
  22 #include "omap_fb.h"
  23 #include "omap_fbdev.h"
  24 #include "omap_gem.h"
  25 #include "omap_irq.h"
  26 #include "omap_plane.h"
  27
  28 #define DBG(fmt, ...) DRM_DEBUG_DRIVER(fmt"\n", ##__VA_ARGS__)
  29 #define VERB(fmt, ...) if (0) DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* verbose debug */
  30
  31 #define MODULE_NAME     "omapdrm"
  32
  33 struct omap_drm_usergart;
  34
  35 struct omap_drm_pipeline {
  36         struct drm_crtc *crtc;
  37         struct drm_encoder *encoder;
  38         struct drm_connector *connector;
  39         struct omap_dss_device *output;
  40         unsigned int alias_id;
  41 };
  42
  43 struct omap_drm_private {
  44         struct drm_device *ddev;
  45         struct device *dev;
  46         u32 omaprev;
  47
  48         struct dss_device *dss;
  49         struct dispc_device *dispc;
  50         const struct dispc_ops *dispc_ops;
  51
  52         unsigned int num_pipes;
  53         struct omap_drm_pipeline pipes[8];
  54         struct omap_drm_pipeline *channels[8];
  55
  56         unsigned int num_planes;
  57         struct drm_plane *planes[8];
  58
  59         struct drm_fb_helper *fbdev;
  60
  61         struct workqueue_struct *wq;
  62
  63         /* lock for obj_list below */
  64         struct mutex list_lock;
  65
  66         /* list of GEM objects: */
  67         struct list_head obj_list;
  68
  69         struct omap_drm_usergart *usergart;
  70         bool has_dmm;
  71
  72         /* properties: */
  73         struct drm_property *zorder_prop;
  74
  75         /* irq handling: */
  76         spinlock_t wait_lock;           /* protects the wait_list */
  77         struct list_head wait_list;     /* list of omap_irq_wait */
  78         u32 irq_mask;                   /* enabled irqs in addition to wait_list */
  79
  80         /* memory bandwidth limit if it is needed on the platform */
  81         unsigned int max_bandwidth;
  82 };
  83
  84
  85 void omap_debugfs_init(struct drm_minor *minor);
  86
  87 #endif /* __OMAPDRM_DRV_H__ */