xref: /openbmc/linux/drivers/gpu/drm/meson/meson_drv.h (revision cfbb9be8)
1 /*
2  * Copyright (C) 2016 BayLibre, SAS
3  * Author: Neil Armstrong <narmstrong@baylibre.com>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License as
7  * published by the Free Software Foundation; either version 2 of the
8  * License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef __MESON_DRV_H
20 #define __MESON_DRV_H
21 
22 #include <linux/platform_device.h>
23 #include <linux/regmap.h>
24 #include <linux/of.h>
25 #include <drm/drmP.h>
26 
27 struct meson_drm {
28 	struct device *dev;
29 	void __iomem *io_base;
30 	struct regmap *hhi;
31 	struct regmap *dmc;
32 	int vsync_irq;
33 
34 	struct drm_device *drm;
35 	struct drm_crtc *crtc;
36 	struct drm_fbdev_cma *fbdev;
37 	struct drm_plane *primary_plane;
38 
39 	/* Components Data */
40 	struct {
41 		bool osd1_enabled;
42 		bool osd1_interlace;
43 		bool osd1_commit;
44 		uint32_t osd1_ctrl_stat;
45 		uint32_t osd1_blk0_cfg[5];
46 		uint32_t osd1_addr;
47 		uint32_t osd1_stride;
48 		uint32_t osd1_height;
49 	} viu;
50 
51 	struct {
52 		unsigned int current_mode;
53 		bool hdmi_repeat;
54 		bool venc_repeat;
55 		bool hdmi_use_enci;
56 	} venc;
57 };
58 
59 static inline int meson_vpu_is_compatible(struct meson_drm *priv,
60 					  const char *compat)
61 {
62 	return of_device_is_compatible(priv->dev->of_node, compat);
63 }
64 
65 #endif /* __MESON_DRV_H */
66