drivers/gpu/drm/tidss/tidss_drv.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
   4  * Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
   5  */
   6
   7 #ifndef __TIDSS_DRV_H__
   8 #define __TIDSS_DRV_H__
   9
  10 #include <linux/spinlock.h>
  11
  12 #define TIDSS_MAX_PORTS 4
  13 #define TIDSS_MAX_PLANES 4
  14
  15 typedef u32 dispc_irq_t;
  16
  17 struct tidss_device {
  18         struct drm_device ddev;         /* DRM device for DSS */
  19         struct device *dev;             /* Underlying DSS device */
  20
  21         const struct dispc_features *feat;
  22         struct dispc_device *dispc;
  23
  24         unsigned int num_crtcs;
  25         struct drm_crtc *crtcs[TIDSS_MAX_PORTS];
  26
  27         unsigned int num_planes;
  28         struct drm_plane *planes[TIDSS_MAX_PLANES];
  29
  30         spinlock_t wait_lock;   /* protects the irq masks */
  31         dispc_irq_t irq_mask;   /* enabled irqs in addition to wait_list */
  32 };
  33
  34 #define to_tidss(__dev) container_of(__dev, struct tidss_device, ddev)
  35
  36 int tidss_runtime_get(struct tidss_device *tidss);
  37 void tidss_runtime_put(struct tidss_device *tidss);
  38
  39 #endif