| #ifndef LYNXDRV_H_ |
| #define LYNXDRV_H_ |
| |
| #define FB_ACCEL_SMI 0xab |
| |
| #define MHZ(x) ((x) * 1000000) |
| |
| #define DEFAULT_SM750_CHIP_CLOCK 290 |
| #define DEFAULT_SM750LE_CHIP_CLOCK 333 |
| #ifndef SM750LE_REVISION_ID |
| #define SM750LE_REVISION_ID ((unsigned char)0xfe) |
| #endif |
| |
| enum sm750_pnltype { |
| sm750_24TFT = 0, /* 24bit tft */ |
| sm750_dualTFT = 2, /* dual 18 bit tft */ |
| sm750_doubleTFT = 1, /* 36 bit double pixel tft */ |
| }; |
| |
| /* vga channel is not concerned */ |
| enum sm750_dataflow { |
| sm750_simul_pri, /* primary => all head */ |
| sm750_simul_sec, /* secondary => all head */ |
| sm750_dual_normal, /* primary => panel head and secondary => crt */ |
| sm750_dual_swap, /* primary => crt head and secondary => panel */ |
| }; |
| |
| enum sm750_channel { |
| sm750_primary = 0, |
| /* enum value equal to the register filed data */ |
| sm750_secondary = 1, |
| }; |
| |
| enum sm750_path { |
| sm750_panel = 1, |
| sm750_crt = 2, |
| sm750_pnc = 3, /* panel and crt */ |
| }; |
| |
| struct init_status { |
| ushort powerMode; |
| /* below three clocks are in unit of MHZ*/ |
| ushort chip_clk; |
| ushort mem_clk; |
| ushort master_clk; |
| ushort setAllEngOff; |
| ushort resetMemory; |
| }; |
| |
| struct lynx_accel { |
| /* base virtual address of DPR registers */ |
| volatile unsigned char __iomem *dprBase; |
| /* base virtual address of de data port */ |
| volatile unsigned char __iomem *dpPortBase; |
| |
| /* function pointers */ |
| void (*de_init)(struct lynx_accel *); |
| |
| int (*de_wait)(void);/* see if hardware ready to work */ |
| |
| int (*de_fillrect)(struct lynx_accel *, u32, u32, u32, u32, |
| u32, u32, u32, u32, u32); |
| |
| int (*de_copyarea)(struct lynx_accel *, u32, u32, u32, u32, |
| u32, u32, u32, u32, |
| u32, u32, u32, u32); |
| |
| int (*de_imageblit)(struct lynx_accel *, const char *, u32, u32, u32, u32, |
| u32, u32, u32, u32, |
| u32, u32, u32, u32); |
| |
| }; |
| |
| struct sm750_dev { |
| /* common members */ |
| u16 devid; |
| u8 revid; |
| struct pci_dev *pdev; |
| struct fb_info *fbinfo[2]; |
| struct lynx_accel accel; |
| int accel_off; |
| int fb_count; |
| int mtrr_off; |
| struct{ |
| int vram; |
| } mtrr; |
| /* all smi graphic adaptor got below attributes */ |
| unsigned long vidmem_start; |
| unsigned long vidreg_start; |
| __u32 vidmem_size; |
| __u32 vidreg_size; |
| void __iomem *pvReg; |
| unsigned char __iomem *pvMem; |
| /* locks*/ |
| spinlock_t slock; |
| |
| struct init_status initParm; |
| enum sm750_pnltype pnltype; |
| enum sm750_dataflow dataflow; |
| int nocrt; |
| |
| /* |
| * 0: no hardware cursor |
| * 1: primary crtc hw cursor enabled, |
| * 2: secondary crtc hw cursor enabled |
| * 3: both ctrc hw cursor enabled |
| */ |
| int hwCursor; |
| }; |
| |
| struct lynx_cursor { |
| /* cursor width ,height and size */ |
| int w; |
| int h; |
| int size; |
| /* hardware limitation */ |
| int maxW; |
| int maxH; |
| /* base virtual address and offset of cursor image */ |
| char __iomem *vstart; |
| int offset; |
| /* mmio addr of hw cursor */ |
| volatile char __iomem *mmio; |
| }; |
| |
| struct lynxfb_crtc { |
| unsigned char __iomem *vCursor; /* virtual address of cursor */ |
| unsigned char __iomem *vScreen; /* virtual address of on_screen */ |
| int oCursor; /* cursor address offset in vidmem */ |
| int oScreen; /* onscreen address offset in vidmem */ |
| int channel;/* which channel this crtc stands for*/ |
| resource_size_t vidmem_size;/* this view's video memory max size */ |
| |
| /* below attributes belong to info->fix, their value depends on specific adaptor*/ |
| u16 line_pad;/* padding information:0,1,2,4,8,16,... */ |
| u16 xpanstep; |
| u16 ypanstep; |
| u16 ywrapstep; |
| |
| void *priv; |
| |
| /* cursor information */ |
| struct lynx_cursor cursor; |
| }; |
| |
| struct lynxfb_output { |
| int dpms; |
| int paths; |
| /* |
| * which paths(s) this output stands for,for sm750: |
| * paths=1:means output for panel paths |
| * paths=2:means output for crt paths |
| * paths=3:means output for both panel and crt paths |
| */ |
| |
| int *channel; |
| /* |
| * which channel these outputs linked with,for sm750: |
| * *channel=0 means primary channel |
| * *channel=1 means secondary channel |
| * output->channel ==> &crtc->channel |
| */ |
| void *priv; |
| |
| int (*proc_setBLANK)(struct lynxfb_output*, int); |
| }; |
| |
| struct lynxfb_par { |
| /* either 0 or 1 for dual head adaptor,0 is the older one registered */ |
| int index; |
| unsigned int pseudo_palette[256]; |
| struct lynxfb_crtc crtc; |
| struct lynxfb_output output; |
| struct fb_info *info; |
| struct sm750_dev *dev; |
| }; |
| |
| static inline unsigned long ps_to_hz(unsigned int psvalue) |
| { |
| unsigned long long numerator = 1000 * 1000 * 1000 * 1000ULL; |
| /* 10^12 / picosecond period gives frequency in Hz */ |
| do_div(numerator, psvalue); |
| return (unsigned long)numerator; |
| } |
| |
| int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev); |
| int hw_sm750_inithw(struct sm750_dev *sm750_dev, struct pci_dev *pdev); |
| void hw_sm750_initAccel(struct sm750_dev *sm750_dev); |
| int hw_sm750_deWait(void); |
| int hw_sm750le_deWait(void); |
| |
| int hw_sm750_output_setMode(struct lynxfb_output *output, |
| struct fb_var_screeninfo *var, |
| struct fb_fix_screeninfo *fix); |
| |
| int hw_sm750_crtc_checkMode(struct lynxfb_crtc *crtc, |
| struct fb_var_screeninfo *var); |
| |
| int hw_sm750_crtc_setMode(struct lynxfb_crtc *crtc, |
| struct fb_var_screeninfo *var, |
| struct fb_fix_screeninfo *fix); |
| |
| int hw_sm750_setColReg(struct lynxfb_crtc *crtc, ushort index, |
| ushort red, ushort green, ushort blue); |
| |
| int hw_sm750_setBLANK(struct lynxfb_output *output, int blank); |
| int hw_sm750le_setBLANK(struct lynxfb_output *output, int blank); |
| int hw_sm750_pan_display(struct lynxfb_crtc *crtc, |
| const struct fb_var_screeninfo *var, |
| const struct fb_info *info); |
| |
| #endif |