xref: /openbmc/linux/include/drm/gma_drm.h (revision 95e9fd10)
1 /**************************************************************************
2  * Copyright (c) 2007-2011, Intel Corporation.
3  * All Rights Reserved.
4  * Copyright (c) 2008, Tungsten Graphics Inc.  Cedar Park, TX., USA.
5  * All Rights Reserved.
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms and conditions of the GNU General Public License,
9  * version 2, as published by the Free Software Foundation.
10  *
11  * This program is distributed in the hope it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
14  * more details.
15  *
16  * You should have received a copy of the GNU General Public License along with
17  * this program; if not, write to the Free Software Foundation, Inc.,
18  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  **************************************************************************/
21 
22 #ifndef _PSB_DRM_H_
23 #define _PSB_DRM_H_
24 
25 /*
26  *	Manage the LUT for an output
27  */
28 struct drm_psb_dpst_lut_arg {
29 	uint8_t lut[256];
30 	int output_id;
31 };
32 
33 /*
34  *	Validate modes
35  */
36 struct drm_psb_mode_operation_arg {
37 	u32 obj_id;
38 	u16 operation;
39 	struct drm_mode_modeinfo mode;
40 	u64 data;
41 };
42 
43 /*
44  *	Query the stolen memory for smarter management of
45  *	memory by the server
46  */
47 struct drm_psb_stolen_memory_arg {
48 	u32 base;
49 	u32 size;
50 };
51 
52 struct drm_psb_get_pipe_from_crtc_id_arg {
53 	/** ID of CRTC being requested **/
54 	u32 crtc_id;
55 	/** pipe of requested CRTC **/
56 	u32 pipe;
57 };
58 
59 struct drm_psb_gem_create {
60 	__u64 size;
61 	__u32 handle;
62 	__u32 flags;
63 #define GMA_GEM_CREATE_STOLEN		1	/* Stolen memory can be used */
64 };
65 
66 struct drm_psb_gem_mmap {
67 	__u32 handle;
68 	__u32 pad;
69 	/**
70 	 * Fake offset to use for subsequent mmap call
71 	 *
72 	 * This is a fixed-size type for 32/64 compatibility.
73 	 */
74 	__u64 offset;
75 };
76 
77 /* Controlling the kernel modesetting buffers */
78 
79 #define DRM_GMA_GEM_CREATE	0x00		/* Create a GEM object */
80 #define DRM_GMA_GEM_MMAP	0x01		/* Map GEM memory */
81 #define DRM_GMA_STOLEN_MEMORY	0x02		/* Report stolen memory */
82 #define DRM_GMA_2D_OP		0x03		/* Will be merged later */
83 #define DRM_GMA_GAMMA		0x04		/* Set gamma table */
84 #define DRM_GMA_ADB		0x05		/* Get backlight */
85 #define DRM_GMA_DPST_BL		0x06		/* Set backlight */
86 #define DRM_GMA_MODE_OPERATION	0x07		/* Mode validation/DC set */
87 #define 	PSB_MODE_OPERATION_MODE_VALID	0x01
88 #define DRM_GMA_GET_PIPE_FROM_CRTC_ID	0x08	/* CRTC to physical pipe# */
89 
90 
91 #endif
92