Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Linus Torvalds | 718 | 49.38% | 1 | 4.55% |
Antonino A. Daplas | 485 | 33.36% | 2 | 9.09% |
James Simmons | 116 | 7.98% | 6 | 27.27% |
Mikulas Patocka | 39 | 2.68% | 2 | 9.09% |
Adrian Bunk | 38 | 2.61% | 1 | 4.55% |
Ville Syrjälä | 36 | 2.48% | 4 | 18.18% |
Geert Uytterhoeven | 6 | 0.41% | 1 | 4.55% |
Randy Dunlap | 6 | 0.41% | 1 | 4.55% |
Michael Hanselmann | 5 | 0.34% | 1 | 4.55% |
Al Viro | 3 | 0.21% | 1 | 4.55% |
Luis R. Rodriguez | 1 | 0.07% | 1 | 4.55% |
Greg Kroah-Hartman | 1 | 0.07% | 1 | 4.55% |
Total | 1454 | 22 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * ATI Frame Buffer Device Driver Core Definitions */ #include <linux/spinlock.h> #include <linux/wait.h> /* * Elements of the hardware specific atyfb_par structure */ struct crtc { u32 vxres; u32 vyres; u32 xoffset; u32 yoffset; u32 bpp; u32 h_tot_disp; u32 h_sync_strt_wid; u32 v_tot_disp; u32 v_sync_strt_wid; u32 vline_crnt_vline; u32 off_pitch; u32 gen_cntl; u32 dp_pix_width; /* acceleration */ u32 dp_chain_mask; /* acceleration */ #ifdef CONFIG_FB_ATY_GENERIC_LCD u32 horz_stretching; u32 vert_stretching; u32 ext_vert_stretch; u32 shadow_h_tot_disp; u32 shadow_h_sync_strt_wid; u32 shadow_v_tot_disp; u32 shadow_v_sync_strt_wid; u32 lcd_gen_cntl; u32 lcd_config_panel; u32 lcd_index; #endif }; struct aty_interrupt { wait_queue_head_t wait; unsigned int count; int pan_display; }; struct pll_info { int pll_max; int pll_min; int sclk, mclk, mclk_pm, xclk; int ref_div; int ref_clk; int ecp_max; }; typedef struct { u16 unknown1; u16 PCLK_min_freq; u16 PCLK_max_freq; u16 unknown2; u16 ref_freq; u16 ref_divider; u16 unknown3; u16 MCLK_pwd; u16 MCLK_max_freq; u16 XCLK_max_freq; u16 SCLK_freq; } __attribute__ ((packed)) PLL_BLOCK_MACH64; struct pll_514 { u8 m; u8 n; }; struct pll_18818 { u32 program_bits; u32 locationAddr; u32 period_in_ps; u32 post_divider; }; struct pll_ct { u8 pll_ref_div; u8 pll_gen_cntl; u8 mclk_fb_div; u8 mclk_fb_mult; /* 2 ro 4 */ u8 sclk_fb_div; u8 pll_vclk_cntl; u8 vclk_post_div; u8 vclk_fb_div; u8 pll_ext_cntl; u8 ext_vpll_cntl; u8 spll_cntl2; u32 dsp_config; /* Mach64 GTB DSP */ u32 dsp_on_off; /* Mach64 GTB DSP */ u32 dsp_loop_latency; u32 fifo_size; u32 xclkpagefaultdelay; u32 xclkmaxrasdelay; u8 xclk_ref_div; u8 xclk_post_div; u8 mclk_post_div_real; u8 xclk_post_div_real; u8 vclk_post_div_real; u8 features; #ifdef CONFIG_FB_ATY_GENERIC_LCD u32 xres; /* use for LCD stretching/scaling */ #endif }; /* for pll_ct.features */ #define DONT_USE_SPLL 0x1 #define DONT_USE_XDLL 0x2 #define USE_CPUCLK 0x4 #define POWERDOWN_PLL 0x8 union aty_pll { struct pll_ct ct; struct pll_514 ibm514; struct pll_18818 ics2595; }; /* * The hardware parameters for each card */ struct atyfb_par { u32 pseudo_palette[16]; struct { u8 red, green, blue; } palette[256]; const struct aty_dac_ops *dac_ops; const struct aty_pll_ops *pll_ops; void __iomem *ati_regbase; unsigned long clk_wr_offset; /* meaning overloaded, clock id by CT */ struct crtc crtc; union aty_pll pll; struct pll_info pll_limits; u32 features; u32 ref_clk_per; u32 pll_per; u32 mclk_per; u32 xclk_per; u8 bus_type; u8 ram_type; u8 mem_refresh_rate; u16 pci_id; u32 accel_flags; int blitter_may_be_busy; unsigned fifo_space; int asleep; int lock_blank; unsigned long res_start; unsigned long res_size; struct pci_dev *pdev; #ifdef __sparc__ struct pci_mmap_map *mmap_map; u8 mmaped; #endif int open; #ifdef CONFIG_FB_ATY_GENERIC_LCD unsigned long bios_base_phys; unsigned long bios_base; unsigned long lcd_table; u16 lcd_width; u16 lcd_height; u32 lcd_pixclock; u16 lcd_refreshrate; u16 lcd_htotal; u16 lcd_hdisp; u16 lcd_hsync_dly; u16 lcd_hsync_len; u16 lcd_vtotal; u16 lcd_vdisp; u16 lcd_vsync_len; u16 lcd_right_margin; u16 lcd_lower_margin; u16 lcd_hblank_len; u16 lcd_vblank_len; #endif unsigned long aux_start; /* auxiliary aperture */ unsigned long aux_size; struct aty_interrupt vblank; unsigned long irq_flags; unsigned int irq; spinlock_t int_lock; int wc_cookie; u32 mem_cntl; struct crtc saved_crtc; union aty_pll saved_pll; }; /* * ATI Mach64 features */ #define M64_HAS(feature) ((par)->features & (M64F_##feature)) #define M64F_RESET_3D 0x00000001 #define M64F_MAGIC_FIFO 0x00000002 #define M64F_GTB_DSP 0x00000004 #define M64F_FIFO_32 0x00000008 #define M64F_SDRAM_MAGIC_PLL 0x00000010 #define M64F_MAGIC_POSTDIV 0x00000020 #define M64F_INTEGRATED 0x00000040 #define M64F_CT_BUS 0x00000080 #define M64F_VT_BUS 0x00000100 #define M64F_MOBIL_BUS 0x00000200 #define M64F_GX 0x00000400 #define M64F_CT 0x00000800 #define M64F_VT 0x00001000 #define M64F_GT 0x00002000 #define M64F_MAGIC_VRAM_SIZE 0x00004000 #define M64F_G3_PB_1_1 0x00008000 #define M64F_G3_PB_1024x768 0x00010000 #define M64F_EXTRA_BRIGHT 0x00020000 #define M64F_LT_LCD_REGS 0x00040000 #define M64F_XL_DLL 0x00080000 #define M64F_MFB_FORCE_4 0x00100000 #define M64F_HW_TRIPLE 0x00200000 #define M64F_XL_MEM 0x00400000 /* * Register access */ static inline u32 aty_ld_le32(int regindex, const struct atyfb_par *par) { /* Hack for bloc 1, should be cleanly optimized by compiler */ if (regindex >= 0x400) regindex -= 0x800; #ifdef CONFIG_ATARI return in_le32(par->ati_regbase + regindex); #else return readl(par->ati_regbase + regindex); #endif } static inline void aty_st_le32(int regindex, u32 val, const struct atyfb_par *par) { /* Hack for bloc 1, should be cleanly optimized by compiler */ if (regindex >= 0x400) regindex -= 0x800; #ifdef CONFIG_ATARI out_le32(par->ati_regbase + regindex, val); #else writel(val, par->ati_regbase + regindex); #endif } static inline void aty_st_le16(int regindex, u16 val, const struct atyfb_par *par) { /* Hack for bloc 1, should be cleanly optimized by compiler */ if (regindex >= 0x400) regindex -= 0x800; #ifdef CONFIG_ATARI out_le16(par->ati_regbase + regindex, val); #else writel(val, par->ati_regbase + regindex); #endif } static inline u8 aty_ld_8(int regindex, const struct atyfb_par *par) { /* Hack for bloc 1, should be cleanly optimized by compiler */ if (regindex >= 0x400) regindex -= 0x800; #ifdef CONFIG_ATARI return in_8(par->ati_regbase + regindex); #else return readb(par->ati_regbase + regindex); #endif } static inline void aty_st_8(int regindex, u8 val, const struct atyfb_par *par) { /* Hack for bloc 1, should be cleanly optimized by compiler */ if (regindex >= 0x400) regindex -= 0x800; #ifdef CONFIG_ATARI out_8(par->ati_regbase + regindex, val); #else writeb(val, par->ati_regbase + regindex); #endif } #if defined(CONFIG_PM) || defined(CONFIG_PMAC_BACKLIGHT) || \ defined (CONFIG_FB_ATY_GENERIC_LCD) || defined (CONFIG_FB_ATY_BACKLIGHT) extern void aty_st_lcd(int index, u32 val, const struct atyfb_par *par); extern u32 aty_ld_lcd(int index, const struct atyfb_par *par); #endif /* * DAC operations */ struct aty_dac_ops { int (*set_dac) (const struct fb_info * info, const union aty_pll * pll, u32 bpp, u32 accel); }; extern const struct aty_dac_ops aty_dac_ibm514; /* IBM RGB514 */ extern const struct aty_dac_ops aty_dac_ati68860b; /* ATI 68860-B */ extern const struct aty_dac_ops aty_dac_att21c498; /* AT&T 21C498 */ extern const struct aty_dac_ops aty_dac_unsupported; /* unsupported */ extern const struct aty_dac_ops aty_dac_ct; /* Integrated */ /* * Clock operations */ struct aty_pll_ops { int (*var_to_pll) (const struct fb_info * info, u32 vclk_per, u32 bpp, union aty_pll * pll); u32 (*pll_to_var) (const struct fb_info * info, const union aty_pll * pll); void (*set_pll) (const struct fb_info * info, const union aty_pll * pll); void (*get_pll) (const struct fb_info *info, union aty_pll * pll); int (*init_pll) (const struct fb_info * info, union aty_pll * pll); void (*resume_pll)(const struct fb_info *info, union aty_pll *pll); }; extern const struct aty_pll_ops aty_pll_ati18818_1; /* ATI 18818 */ extern const struct aty_pll_ops aty_pll_stg1703; /* STG 1703 */ extern const struct aty_pll_ops aty_pll_ch8398; /* Chrontel 8398 */ extern const struct aty_pll_ops aty_pll_att20c408; /* AT&T 20C408 */ extern const struct aty_pll_ops aty_pll_ibm514; /* IBM RGB514 */ extern const struct aty_pll_ops aty_pll_unsupported; /* unsupported */ extern const struct aty_pll_ops aty_pll_ct; /* Integrated */ extern void aty_set_pll_ct(const struct fb_info *info, const union aty_pll *pll); extern u8 aty_ld_pll_ct(int offset, const struct atyfb_par *par); extern const u8 aty_postdividers[8]; /* * Hardware cursor support */ extern int aty_init_cursor(struct fb_info *info); /* * Hardware acceleration */ static inline void wait_for_fifo(u16 entries, struct atyfb_par *par) { unsigned fifo_space = par->fifo_space; while (entries > fifo_space) { fifo_space = 16 - fls(aty_ld_le32(FIFO_STAT, par) & 0xffff); } par->fifo_space = fifo_space - entries; } static inline void wait_for_idle(struct atyfb_par *par) { wait_for_fifo(16, par); while ((aty_ld_le32(GUI_STAT, par) & 1) != 0); par->blitter_may_be_busy = 0; } extern void aty_reset_engine(struct atyfb_par *par); extern void aty_init_engine(struct atyfb_par *par, struct fb_info *info); void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area); void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect); void atyfb_imageblit(struct fb_info *info, const struct fb_image *image);
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