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-rw-r--r--drivers/gpu/drm/arm/malidp_drv.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/gpu/drm/arm/malidp_drv.h b/drivers/gpu/drm/arm/malidp_drv.h
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1/*
2 * (C) COPYRIGHT 2016 ARM Limited. All rights reserved.
3 * Author: Liviu Dudau <Liviu.Dudau@arm.com>
4 *
5 * This program is free software and is provided to you under the terms of the
6 * GNU General Public License version 2 as published by the Free Software
7 * Foundation, and any use by you of this program is subject to the terms
8 * of such GNU licence.
9 *
10 * ARM Mali DP500/DP550/DP650 KMS/DRM driver structures
11 */
12
13#ifndef __MALIDP_DRV_H__
14#define __MALIDP_DRV_H__
15
16#include <linux/mutex.h>
17#include <linux/wait.h>
18#include "malidp_hw.h"
19
20struct malidp_drm {
21 struct malidp_hw_device *dev;
22 struct drm_fbdev_cma *fbdev;
23 struct list_head event_list;
24 struct drm_crtc crtc;
25 wait_queue_head_t wq;
26 atomic_t config_valid;
27};
28
29#define crtc_to_malidp_device(x) container_of(x, struct malidp_drm, crtc)
30
31struct malidp_plane {
32 struct drm_plane base;
33 struct malidp_hw_device *hwdev;
34 const struct malidp_layer *layer;
35};
36
37struct malidp_plane_state {
38 struct drm_plane_state base;
39
40 /* size of the required rotation memory if plane is rotated */
41 u32 rotmem_size;
42};
43
44#define to_malidp_plane(x) container_of(x, struct malidp_plane, base)
45#define to_malidp_plane_state(x) container_of(x, struct malidp_plane_state, base)
46
47int malidp_de_planes_init(struct drm_device *drm);
48void malidp_de_planes_destroy(struct drm_device *drm);
49int malidp_crtc_init(struct drm_device *drm);
50
51/* often used combination of rotational bits */
52#define MALIDP_ROTATED_MASK (BIT(DRM_ROTATE_90) | BIT(DRM_ROTATE_270))
53
54#endif /* __MALIDP_DRV_H__ */