bw2.c (fdebffeba8b877368ddcc139c26278c1c97931a4) bw2.c (3409343341b10eb99c8bf1eb46a2c49e9cdd786d)
1// SPDX-License-Identifier: GPL-2.0-only
2/* bw2.c: BWTWO frame buffer driver
3 *
4 * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
5 * Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
6 * Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
7 * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
8 *
9 * Driver layout based loosely on tgafb.c, see that file for credits.
10 */
11
12#include <linux/module.h>
13#include <linux/kernel.h>
14#include <linux/errno.h>
15#include <linux/string.h>
16#include <linux/delay.h>
17#include <linux/init.h>
18#include <linux/fb.h>
19#include <linux/mm.h>
1// SPDX-License-Identifier: GPL-2.0-only
2/* bw2.c: BWTWO frame buffer driver
3 *
4 * Copyright (C) 2003, 2006 David S. Miller (davem@davemloft.net)
5 * Copyright (C) 1996,1998 Jakub Jelinek (jj@ultra.linux.cz)
6 * Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
7 * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)
8 *
9 * Driver layout based loosely on tgafb.c, see that file for credits.
10 */
11
12#include <linux/module.h>
13#include <linux/kernel.h>
14#include <linux/errno.h>
15#include <linux/string.h>
16#include <linux/delay.h>
17#include <linux/init.h>
18#include <linux/fb.h>
19#include <linux/mm.h>
20#include <linux/of.h>
21#include <linux/platform_device.h>
20#include <linux/of_device.h>
22
23#include <asm/io.h>
24#include <asm/fbio.h>
25
26#include "sbuslib.h"
27
28/*
29 * Local functions.
30 */
31
32static int bw2_blank(int, struct fb_info *);
33
21
22#include <asm/io.h>
23#include <asm/fbio.h>
24
25#include "sbuslib.h"
26
27/*
28 * Local functions.
29 */
30
31static int bw2_blank(int, struct fb_info *);
32
34static int bw2_mmap(struct fb_info *, struct vm_area_struct *);
35static int bw2_ioctl(struct fb_info *, unsigned int, unsigned long);
33static int bw2_sbusfb_mmap(struct fb_info *info, struct vm_area_struct *vma);
34static int bw2_sbusfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg);
36
37/*
38 * Frame buffer operations
39 */
40
41static const struct fb_ops bw2_ops = {
42 .owner = THIS_MODULE,
35
36/*
37 * Frame buffer operations
38 */
39
40static const struct fb_ops bw2_ops = {
41 .owner = THIS_MODULE,
42 FB_DEFAULT_SBUS_OPS(bw2),
43 .fb_blank = bw2_blank,
43 .fb_blank = bw2_blank,
44 .fb_fillrect = cfb_fillrect,
45 .fb_copyarea = cfb_copyarea,
46 .fb_imageblit = cfb_imageblit,
47 .fb_mmap = bw2_mmap,
48 .fb_ioctl = bw2_ioctl,
49#ifdef CONFIG_COMPAT
50 .fb_compat_ioctl = sbusfb_compat_ioctl,
51#endif
52};
53
54/* OBio addresses for the bwtwo registers */
55#define BWTWO_REGISTER_OFFSET 0x400000
56
57struct bt_regs {
58 u32 addr;
59 u32 color_map;

--- 96 unchanged lines hidden (view full) ---

156
157static struct sbus_mmap_map bw2_mmap_map[] = {
158 {
159 .size = SBUS_MMAP_FBSIZE(1)
160 },
161 { .size = 0 }
162};
163
44};
45
46/* OBio addresses for the bwtwo registers */
47#define BWTWO_REGISTER_OFFSET 0x400000
48
49struct bt_regs {
50 u32 addr;
51 u32 color_map;

--- 96 unchanged lines hidden (view full) ---

148
149static struct sbus_mmap_map bw2_mmap_map[] = {
150 {
151 .size = SBUS_MMAP_FBSIZE(1)
152 },
153 { .size = 0 }
154};
155
164static int bw2_mmap(struct fb_info *info, struct vm_area_struct *vma)
156static int bw2_sbusfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
165{
166 struct bw2_par *par = (struct bw2_par *)info->par;
167
168 return sbusfb_mmap_helper(bw2_mmap_map,
169 info->fix.smem_start, info->fix.smem_len,
170 par->which_io,
171 vma);
172}
173
157{
158 struct bw2_par *par = (struct bw2_par *)info->par;
159
160 return sbusfb_mmap_helper(bw2_mmap_map,
161 info->fix.smem_start, info->fix.smem_len,
162 par->which_io,
163 vma);
164}
165
174static int bw2_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
166static int bw2_sbusfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
175{
176 return sbusfb_ioctl_helper(cmd, arg, info,
177 FBTYPE_SUN2BW, 1, info->fix.smem_len);
178}
179
180/*
181 * Initialisation
182 */

--- 222 unchanged lines hidden --- 		167{
168 return sbusfb_ioctl_helper(cmd, arg, info,
169 FBTYPE_SUN2BW, 1, info->fix.smem_len);
170}
171
172/*
173 * Initialisation
174 */

--- 222 unchanged lines hidden ---