mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-10-31 04:31:19 +00:00
735643ee6c
Remove the "#ifdef __KERNEL__" tests from unexported header files in linux/include whose entire contents are wrapped in that preprocessor test. Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
125 lines
3.4 KiB
C
125 lines
3.4 KiB
C
#ifndef _LINUX_SVGA_H
|
|
#define _LINUX_SVGA_H
|
|
|
|
#include <linux/pci.h>
|
|
#include <video/vga.h>
|
|
|
|
/* Terminator for register set */
|
|
|
|
#define VGA_REGSET_END_VAL 0xFF
|
|
#define VGA_REGSET_END {VGA_REGSET_END_VAL, 0, 0}
|
|
|
|
struct vga_regset {
|
|
u8 regnum;
|
|
u8 lowbit;
|
|
u8 highbit;
|
|
};
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
#define SVGA_FORMAT_END_VAL 0xFFFF
|
|
#define SVGA_FORMAT_END {SVGA_FORMAT_END_VAL, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, 0, 0, 0, 0, 0, 0}
|
|
|
|
struct svga_fb_format {
|
|
/* var part */
|
|
u32 bits_per_pixel;
|
|
struct fb_bitfield red;
|
|
struct fb_bitfield green;
|
|
struct fb_bitfield blue;
|
|
struct fb_bitfield transp;
|
|
u32 nonstd;
|
|
/* fix part */
|
|
u32 type;
|
|
u32 type_aux;
|
|
u32 visual;
|
|
u32 xpanstep;
|
|
u32 xresstep;
|
|
};
|
|
|
|
struct svga_timing_regs {
|
|
const struct vga_regset *h_total_regs;
|
|
const struct vga_regset *h_display_regs;
|
|
const struct vga_regset *h_blank_start_regs;
|
|
const struct vga_regset *h_blank_end_regs;
|
|
const struct vga_regset *h_sync_start_regs;
|
|
const struct vga_regset *h_sync_end_regs;
|
|
|
|
const struct vga_regset *v_total_regs;
|
|
const struct vga_regset *v_display_regs;
|
|
const struct vga_regset *v_blank_start_regs;
|
|
const struct vga_regset *v_blank_end_regs;
|
|
const struct vga_regset *v_sync_start_regs;
|
|
const struct vga_regset *v_sync_end_regs;
|
|
};
|
|
|
|
struct svga_pll {
|
|
u16 m_min;
|
|
u16 m_max;
|
|
u16 n_min;
|
|
u16 n_max;
|
|
u16 r_min;
|
|
u16 r_max; /* r_max < 32 */
|
|
u32 f_vco_min;
|
|
u32 f_vco_max;
|
|
u32 f_base;
|
|
};
|
|
|
|
|
|
/* Write a value to the attribute register */
|
|
|
|
static inline void svga_wattr(u8 index, u8 data)
|
|
{
|
|
inb(0x3DA);
|
|
outb(index, 0x3C0);
|
|
outb(data, 0x3C0);
|
|
}
|
|
|
|
/* Write a value to a sequence register with a mask */
|
|
|
|
static inline void svga_wseq_mask(u8 index, u8 data, u8 mask)
|
|
{
|
|
vga_wseq(NULL, index, (data & mask) | (vga_rseq(NULL, index) & ~mask));
|
|
}
|
|
|
|
/* Write a value to a CRT register with a mask */
|
|
|
|
static inline void svga_wcrt_mask(u8 index, u8 data, u8 mask)
|
|
{
|
|
vga_wcrt(NULL, index, (data & mask) | (vga_rcrt(NULL, index) & ~mask));
|
|
}
|
|
|
|
static inline int svga_primary_device(struct pci_dev *dev)
|
|
{
|
|
u16 flags;
|
|
pci_read_config_word(dev, PCI_COMMAND, &flags);
|
|
return (flags & PCI_COMMAND_IO);
|
|
}
|
|
|
|
|
|
void svga_wcrt_multi(const struct vga_regset *regset, u32 value);
|
|
void svga_wseq_multi(const struct vga_regset *regset, u32 value);
|
|
|
|
void svga_set_default_gfx_regs(void);
|
|
void svga_set_default_atc_regs(void);
|
|
void svga_set_default_seq_regs(void);
|
|
void svga_set_default_crt_regs(void);
|
|
void svga_set_textmode_vga_regs(void);
|
|
|
|
void svga_settile(struct fb_info *info, struct fb_tilemap *map);
|
|
void svga_tilecopy(struct fb_info *info, struct fb_tilearea *area);
|
|
void svga_tilefill(struct fb_info *info, struct fb_tilerect *rect);
|
|
void svga_tileblit(struct fb_info *info, struct fb_tileblit *blit);
|
|
void svga_tilecursor(struct fb_info *info, struct fb_tilecursor *cursor);
|
|
int svga_get_tilemax(struct fb_info *info);
|
|
void svga_get_caps(struct fb_info *info, struct fb_blit_caps *caps,
|
|
struct fb_var_screeninfo *var);
|
|
|
|
int svga_compute_pll(const struct svga_pll *pll, u32 f_wanted, u16 *m, u16 *n, u16 *r, int node);
|
|
int svga_check_timings(const struct svga_timing_regs *tm, struct fb_var_screeninfo *var, int node);
|
|
void svga_set_timings(const struct svga_timing_regs *tm, struct fb_var_screeninfo *var, u32 hmul, u32 hdiv, u32 vmul, u32 vdiv, u32 hborder, int node);
|
|
|
|
int svga_match_format(const struct svga_fb_format *frm, struct fb_var_screeninfo *var, struct fb_fix_screeninfo *fix);
|
|
|
|
#endif /* _LINUX_SVGA_H */
|
|
|