6 #define FB_ACCEL_SMI 0xab
7 /* please use revision id to distinguish sm750le and sm750*/
10 #define MB(x) ((x)<<20)
11 #define MHZ(x) ((x) * 1000000)
12 /* align should be 2,4,8,16 */
13 #define PADDING(align, data) (((data)+(align)-1)&(~((align) - 1)))
14 extern int smi_indent;
18 /* base virtual address of DPR registers */
19 volatile unsigned char __iomem *dprBase;
20 /* base virtual address of de data port */
21 volatile unsigned char __iomem *dpPortBase;
23 /* function fointers */
24 void (*de_init)(struct lynx_accel *);
26 int (*de_wait)(void);/* see if hardware ready to work */
28 int (*de_fillrect)(struct lynx_accel *, u32, u32, u32, u32,
29 u32, u32, u32, u32, u32);
31 int (*de_copyarea)(struct lynx_accel *, u32, u32, u32, u32,
35 int (*de_imageblit)(struct lynx_accel *, const char *, u32, u32, u32, u32,
41 /* lynx_share stands for a presentation of two frame buffer
42 that use one smi adaptor , it is similar to a basic class of C++
49 struct fb_info *fbinfo[2];
50 struct lynx_accel accel;
57 /* all smi graphic adaptor got below attributes */
58 unsigned long vidmem_start;
59 unsigned long vidreg_start;
63 unsigned char __iomem *pvMem;
66 /* function pointers */
67 void (*suspend)(struct lynx_share *);
68 void (*resume)(struct lynx_share *);
72 /* cursor width ,height and size */
76 /* hardware limitation */
79 /* base virtual address and offset of cursor image */
82 /* mmio addr of hw cursor */
83 volatile char __iomem *mmio;
84 /* the lynx_share of this adaptor */
85 struct lynx_share *share;
87 void (*enable)(struct lynx_cursor *);
88 void (*disable)(struct lynx_cursor *);
89 void (*setSize)(struct lynx_cursor *, int, int);
90 void (*setPos)(struct lynx_cursor *, int, int);
91 void (*setColor)(struct lynx_cursor *, u32, u32);
92 void (*setData)(struct lynx_cursor *, u16, const u8*, const u8*);
96 unsigned char __iomem *vCursor; /* virtual address of cursor */
97 unsigned char __iomem *vScreen; /* virtual address of on_screen */
98 int oCursor; /* cursor address offset in vidmem */
99 int oScreen; /* onscreen address offset in vidmem */
100 int channel;/* which channel this crtc stands for*/
101 resource_size_t vidmem_size;/* this view's video memory max size */
103 /* below attributes belong to info->fix, their value depends on specific adaptor*/
104 u16 line_pad;/* padding information:0,1,2,4,8,16,... */
111 int (*proc_setMode)(struct lynxfb_crtc*,
112 struct fb_var_screeninfo*,
113 struct fb_fix_screeninfo*);
115 int (*proc_checkMode)(struct lynxfb_crtc*, struct fb_var_screeninfo*);
116 int (*proc_setColReg)(struct lynxfb_crtc*, ushort, ushort, ushort, ushort);
117 void (*clear)(struct lynxfb_crtc *);
119 int (*proc_panDisplay)(struct lynxfb_crtc *,
120 const struct fb_var_screeninfo *,
121 const struct fb_info *);
122 /* cursor information */
123 struct lynx_cursor cursor;
126 struct lynxfb_output {
129 /* which paths(s) this output stands for,for sm750:
130 paths=1:means output for panel paths
131 paths=2:means output for crt paths
132 paths=3:means output for both panel and crt paths
136 /* which channel these outputs linked with,for sm750:
137 *channel=0 means primary channel
138 *channel=1 means secondary channel
139 output->channel ==> &crtc->channel
143 int (*proc_setMode)(struct lynxfb_output*,
144 struct fb_var_screeninfo*,
145 struct fb_fix_screeninfo*);
147 int (*proc_checkMode)(struct lynxfb_output*, struct fb_var_screeninfo*);
148 int (*proc_setBLANK)(struct lynxfb_output*, int);
149 void (*clear)(struct lynxfb_output *);
153 /* either 0 or 1 for dual head adaptor,0 is the older one registered */
155 unsigned int pseudo_palette[256];
156 struct lynxfb_crtc crtc;
157 struct lynxfb_output output;
158 struct fb_info *info;
159 struct lynx_share *share;
163 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
167 #define PS_TO_HZ(ps) \
169 unsigned long long hz = 1000*1000*1000*1000ULL; \
171 (unsigned long)hz; })
173 static inline unsigned long ps_to_hz(unsigned int psvalue)
175 unsigned long long numerator = 1000*1000*1000*1000ULL;
176 /* 10^12 / picosecond period gives frequency in Hz */
177 do_div(numerator, psvalue);
178 return (unsigned long)numerator;