| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Benjamin Herrenschmidt | 1391 | 88.15% | 7 | 28.00% |
| Michael Hanselmann | 52 | 3.30% | 1 | 4.00% |
| Denys Vlasenko | 33 | 2.09% | 1 | 4.00% |
| David S. Miller | 27 | 1.71% | 2 | 8.00% |
| Linus Torvalds | 23 | 1.46% | 2 | 8.00% |
| Volker Braun | 21 | 1.33% | 1 | 4.00% |
| Jean Delvare | 15 | 0.95% | 2 | 8.00% |
| Vaibhav Gupta | 4 | 0.25% | 1 | 4.00% |
| Sellout Bessie | 3 | 0.19% | 1 | 4.00% |
| johan henriksson | 2 | 0.13% | 1 | 4.00% |
| Christophe Leroy | 2 | 0.13% | 1 | 4.00% |
| Kay Sievers | 1 | 0.06% | 1 | 4.00% |
| Greg Kroah-Hartman | 1 | 0.06% | 1 | 4.00% |
| Luis R. Rodriguez | 1 | 0.06% | 1 | 4.00% |
| Antonino A. Daplas | 1 | 0.06% | 1 | 4.00% |
| Kevin Hao | 1 | 0.06% | 1 | 4.00% |
| Total | 1578 | 25 |
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __RADEONFB_H__ #define __RADEONFB_H__ #ifdef CONFIG_FB_RADEON_DEBUG #define DEBUG 1 #endif #include <linux/module.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/delay.h> #include <linux/pci.h> #include <linux/fb.h> #ifdef CONFIG_FB_RADEON_I2C #include <linux/i2c.h> #include <linux/i2c-algo-bit.h> #endif #include <asm/io.h> #ifdef CONFIG_SPARC #include <asm/prom.h> #endif #include <video/radeon.h> /*************************************************************** * Most of the definitions here are adapted right from XFree86 * ***************************************************************/ /* * Chip families. Must fit in the low 16 bits of a long word */ enum radeon_family { CHIP_FAMILY_UNKNOW, CHIP_FAMILY_LEGACY, CHIP_FAMILY_RADEON, CHIP_FAMILY_RV100, CHIP_FAMILY_RS100, /* U1 (IGP320M) or A3 (IGP320)*/ CHIP_FAMILY_RV200, CHIP_FAMILY_RS200, /* U2 (IGP330M/340M/350M) or A4 (IGP330/340/345/350), RS250 (IGP 7000) */ CHIP_FAMILY_R200, CHIP_FAMILY_RV250, CHIP_FAMILY_RS300, /* Radeon 9000 IGP */ CHIP_FAMILY_RV280, CHIP_FAMILY_R300, CHIP_FAMILY_R350, CHIP_FAMILY_RV350, CHIP_FAMILY_RV380, /* RV370/RV380/M22/M24 */ CHIP_FAMILY_R420, /* R420/R423/M18 */ CHIP_FAMILY_RC410, CHIP_FAMILY_RS400, CHIP_FAMILY_RS480, CHIP_FAMILY_LAST, }; #define IS_RV100_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_RV100) || \ ((rinfo)->family == CHIP_FAMILY_RV200) || \ ((rinfo)->family == CHIP_FAMILY_RS100) || \ ((rinfo)->family == CHIP_FAMILY_RS200) || \ ((rinfo)->family == CHIP_FAMILY_RV250) || \ ((rinfo)->family == CHIP_FAMILY_RV280) || \ ((rinfo)->family == CHIP_FAMILY_RS300)) #define IS_R300_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_R300) || \ ((rinfo)->family == CHIP_FAMILY_RV350) || \ ((rinfo)->family == CHIP_FAMILY_R350) || \ ((rinfo)->family == CHIP_FAMILY_RV380) || \ ((rinfo)->family == CHIP_FAMILY_R420) || \ ((rinfo)->family == CHIP_FAMILY_RC410) || \ ((rinfo)->family == CHIP_FAMILY_RS480)) /* * Chip flags */ enum radeon_chip_flags { CHIP_FAMILY_MASK = 0x0000ffffUL, CHIP_FLAGS_MASK = 0xffff0000UL, CHIP_IS_MOBILITY = 0x00010000UL, CHIP_IS_IGP = 0x00020000UL, CHIP_HAS_CRTC2 = 0x00040000UL, }; /* * Errata workarounds */ enum radeon_errata { CHIP_ERRATA_R300_CG = 0x00000001, CHIP_ERRATA_PLL_DUMMYREADS = 0x00000002, CHIP_ERRATA_PLL_DELAY = 0x00000004, }; /* * Monitor types */ enum radeon_montype { MT_NONE = 0, MT_CRT, /* CRT */ MT_LCD, /* LCD */ MT_DFP, /* DVI */ MT_CTV, /* composite TV */ MT_STV /* S-Video out */ }; /* * DDC i2c ports */ enum ddc_type { ddc_none, ddc_monid, ddc_dvi, ddc_vga, ddc_crt2, }; /* * Connector types */ enum conn_type { conn_none, conn_proprietary, conn_crt, conn_DVI_I, conn_DVI_D, }; /* * PLL infos */ struct pll_info { int ppll_max; int ppll_min; int sclk, mclk; int ref_div; int ref_clk; }; /* * This structure contains the various registers manipulated by this * driver for setting or restoring a mode. It's mostly copied from * XFree's RADEONSaveRec structure. A few chip settings might still be * tweaked without beeing reflected or saved in these registers though */ struct radeon_regs { /* Common registers */ u32 ovr_clr; u32 ovr_wid_left_right; u32 ovr_wid_top_bottom; u32 ov0_scale_cntl; u32 mpp_tb_config; u32 mpp_gp_config; u32 subpic_cntl; u32 viph_control; u32 i2c_cntl_1; u32 gen_int_cntl; u32 cap0_trig_cntl; u32 cap1_trig_cntl; u32 bus_cntl; u32 surface_cntl; u32 bios_5_scratch; /* Other registers to save for VT switches or driver load/unload */ u32 dp_datatype; u32 rbbm_soft_reset; u32 clock_cntl_index; u32 amcgpio_en_reg; u32 amcgpio_mask; /* Surface/tiling registers */ u32 surf_lower_bound[8]; u32 surf_upper_bound[8]; u32 surf_info[8]; /* CRTC registers */ u32 crtc_gen_cntl; u32 crtc_ext_cntl; u32 dac_cntl; u32 crtc_h_total_disp; u32 crtc_h_sync_strt_wid; u32 crtc_v_total_disp; u32 crtc_v_sync_strt_wid; u32 crtc_offset; u32 crtc_offset_cntl; u32 crtc_pitch; u32 disp_merge_cntl; u32 grph_buffer_cntl; u32 crtc_more_cntl; /* CRTC2 registers */ u32 crtc2_gen_cntl; u32 dac2_cntl; u32 disp_output_cntl; u32 disp_hw_debug; u32 disp2_merge_cntl; u32 grph2_buffer_cntl; u32 crtc2_h_total_disp; u32 crtc2_h_sync_strt_wid; u32 crtc2_v_total_disp; u32 crtc2_v_sync_strt_wid; u32 crtc2_offset; u32 crtc2_offset_cntl; u32 crtc2_pitch; /* Flat panel regs */ u32 fp_crtc_h_total_disp; u32 fp_crtc_v_total_disp; u32 fp_gen_cntl; u32 fp2_gen_cntl; u32 fp_h_sync_strt_wid; u32 fp2_h_sync_strt_wid; u32 fp_horz_stretch; u32 fp_panel_cntl; u32 fp_v_sync_strt_wid; u32 fp2_v_sync_strt_wid; u32 fp_vert_stretch; u32 lvds_gen_cntl; u32 lvds_pll_cntl; u32 tmds_crc; u32 tmds_transmitter_cntl; /* Computed values for PLL */ u32 dot_clock_freq; int feedback_div; int post_div; /* PLL registers */ u32 ppll_div_3; u32 ppll_ref_div; u32 vclk_ecp_cntl; u32 clk_cntl_index; /* Computed values for PLL2 */ u32 dot_clock_freq_2; int feedback_div_2; int post_div_2; /* PLL2 registers */ u32 p2pll_ref_div; u32 p2pll_div_0; u32 htotal_cntl2; /* Palette */ int palette_valid; }; struct panel_info { int xres, yres; int valid; int clock; int hOver_plus, hSync_width, hblank; int vOver_plus, vSync_width, vblank; int hAct_high, vAct_high, interlaced; int pwr_delay; int use_bios_dividers; int ref_divider; int post_divider; int fbk_divider; }; struct radeonfb_info; #ifdef CONFIG_FB_RADEON_I2C struct radeon_i2c_chan { struct radeonfb_info *rinfo; u32 ddc_reg; struct i2c_adapter adapter; struct i2c_algo_bit_data algo; }; #endif enum radeon_pm_mode { radeon_pm_none = 0, /* Nothing supported */ radeon_pm_d2 = 0x00000001, /* Can do D2 state */ radeon_pm_off = 0x00000002, /* Can resume from D3 cold */ }; typedef void (*reinit_function_ptr)(struct radeonfb_info *rinfo); struct radeonfb_info { struct fb_info *info; struct radeon_regs state; struct radeon_regs init_state; char name[50]; unsigned long mmio_base_phys; unsigned long fb_base_phys; void __iomem *mmio_base; void __iomem *fb_base; unsigned long fb_local_base; struct pci_dev *pdev; #if defined(CONFIG_PPC) || defined(CONFIG_SPARC) struct device_node *of_node; #endif void __iomem *bios_seg; int fp_bios_start; u32 pseudo_palette[16]; struct { u8 red, green, blue, pad; } palette[256]; int chipset; u8 family; u8 rev; unsigned int errata; unsigned long video_ram; unsigned long mapped_vram; int vram_width; int vram_ddr; int pitch, bpp, depth; int has_CRTC2; int is_mobility; int is_IGP; int reversed_DAC; int reversed_TMDS; struct panel_info panel_info; int mon1_type; u8 *mon1_EDID; struct fb_videomode *mon1_modedb; int mon1_dbsize; int mon2_type; u8 *mon2_EDID; u32 dp_gui_master_cntl; struct pll_info pll; int wc_cookie; u32 save_regs[100]; int asleep; int lock_blank; int dynclk; int no_schedule; enum radeon_pm_mode pm_mode; reinit_function_ptr reinit_func; /* Lock on register access */ spinlock_t reg_lock; /* Timer used for delayed LVDS operations */ struct timer_list lvds_timer; u32 pending_lvds_gen_cntl; #ifdef CONFIG_FB_RADEON_I2C struct radeon_i2c_chan i2c[4]; #endif }; #define PRIMARY_MONITOR(rinfo) (rinfo->mon1_type) /* * IO macros */ void _radeon_msleep(struct radeonfb_info *rinfo, unsigned long ms); #define INREG8(addr) readb((rinfo->mmio_base)+addr) #define OUTREG8(addr,val) writeb(val, (rinfo->mmio_base)+addr) #define INREG16(addr) readw((rinfo->mmio_base)+addr) #define OUTREG16(addr,val) writew(val, (rinfo->mmio_base)+addr) #define INREG(addr) readl((rinfo->mmio_base)+addr) #define OUTREG(addr,val) writel(val, (rinfo->mmio_base)+addr) void _OUTREGP(struct radeonfb_info *rinfo, u32 addr, u32 val, u32 mask); #define OUTREGP(addr,val,mask) _OUTREGP(rinfo, addr, val,mask) /* * Note about PLL register accesses: * * I have removed the spinlock on them on purpose. The driver now * expects that it will only manipulate the PLL registers in normal * task environment, where radeon_msleep() will be called, protected * by a semaphore (currently the console semaphore) so that no conflict * will happen on the PLL register index. * * With the latest changes to the VT layer, this is guaranteed for all * calls except the actual drawing/blits which aren't supposed to use * the PLL registers anyway * * This is very important for the workarounds to work properly. The only * possible exception to this rule is the call to unblank(), which may * be done at irq time if an oops is in progress. */ void radeon_pll_errata_after_index_slow(struct radeonfb_info *rinfo); static inline void radeon_pll_errata_after_index(struct radeonfb_info *rinfo) { if (rinfo->errata & CHIP_ERRATA_PLL_DUMMYREADS) radeon_pll_errata_after_index_slow(rinfo); } void radeon_pll_errata_after_data_slow(struct radeonfb_info *rinfo); static inline void radeon_pll_errata_after_data(struct radeonfb_info *rinfo) { if (rinfo->errata & (CHIP_ERRATA_PLL_DELAY|CHIP_ERRATA_R300_CG)) radeon_pll_errata_after_data_slow(rinfo); } u32 __INPLL(struct radeonfb_info *rinfo, u32 addr); void __OUTPLL(struct radeonfb_info *rinfo, unsigned int index, u32 val); void __OUTPLLP(struct radeonfb_info *rinfo, unsigned int index, u32 val, u32 mask); #define INPLL(addr) __INPLL(rinfo, addr) #define OUTPLL(index, val) __OUTPLL(rinfo, index, val) #define OUTPLLP(index, val, mask) __OUTPLLP(rinfo, index, val, mask) #define BIOS_IN8(v) (readb(rinfo->bios_seg + (v))) #define BIOS_IN16(v) (readb(rinfo->bios_seg + (v)) | \ (readb(rinfo->bios_seg + (v) + 1) << 8)) #define BIOS_IN32(v) (readb(rinfo->bios_seg + (v)) | \ (readb(rinfo->bios_seg + (v) + 1) << 8) | \ (readb(rinfo->bios_seg + (v) + 2) << 16) | \ (readb(rinfo->bios_seg + (v) + 3) << 24)) /* * Inline utilities */ static inline int round_div(int num, int den) { return (num + (den / 2)) / den; } static inline int var_to_depth(const struct fb_var_screeninfo *var) { if (var->bits_per_pixel != 16) return var->bits_per_pixel; return (var->green.length == 5) ? 15 : 16; } static inline u32 radeon_get_dstbpp(u16 depth) { switch (depth) { case 8: return DST_8BPP; case 15: return DST_15BPP; case 16: return DST_16BPP; case 32: return DST_32BPP; default: return 0; } } /* * 2D Engine helper routines */ void _radeon_fifo_wait(struct radeonfb_info *rinfo, int entries); void radeon_engine_flush(struct radeonfb_info *rinfo); void _radeon_engine_idle(struct radeonfb_info *rinfo); #define radeon_engine_idle() _radeon_engine_idle(rinfo) #define radeon_fifo_wait(entries) _radeon_fifo_wait(rinfo,entries) #define radeon_msleep(ms) _radeon_msleep(rinfo,ms) /* I2C Functions */ extern void radeon_create_i2c_busses(struct radeonfb_info *rinfo); extern void radeon_delete_i2c_busses(struct radeonfb_info *rinfo); extern int radeon_probe_i2c_connector(struct radeonfb_info *rinfo, int conn, u8 **out_edid); /* PM Functions */ extern const struct dev_pm_ops radeonfb_pci_pm_ops; extern void radeonfb_pm_init(struct radeonfb_info *rinfo, int dynclk, int ignore_devlist, int force_sleep); extern void radeonfb_pm_exit(struct radeonfb_info *rinfo); /* Monitor probe functions */ extern void radeon_probe_screens(struct radeonfb_info *rinfo, const char *monitor_layout, int ignore_edid); extern void radeon_check_modes(struct radeonfb_info *rinfo, const char *mode_option); extern int radeon_match_mode(struct radeonfb_info *rinfo, struct fb_var_screeninfo *dest, const struct fb_var_screeninfo *src); /* Accel functions */ extern void radeonfb_fillrect(struct fb_info *info, const struct fb_fillrect *region); extern void radeonfb_copyarea(struct fb_info *info, const struct fb_copyarea *area); extern void radeonfb_imageblit(struct fb_info *p, const struct fb_image *image); extern int radeonfb_sync(struct fb_info *info); extern void radeonfb_engine_init (struct radeonfb_info *rinfo); extern void radeonfb_engine_reset(struct radeonfb_info *rinfo); /* Other functions */ extern int radeon_screen_blank(struct radeonfb_info *rinfo, int blank, int mode_switch); extern void radeon_write_mode (struct radeonfb_info *rinfo, struct radeon_regs *mode, int reg_only); /* Backlight functions */ #ifdef CONFIG_FB_RADEON_BACKLIGHT extern void radeonfb_bl_init(struct radeonfb_info *rinfo); extern void radeonfb_bl_exit(struct radeonfb_info *rinfo); #else static inline void radeonfb_bl_init(struct radeonfb_info *rinfo) {} static inline void radeonfb_bl_exit(struct radeonfb_info *rinfo) {} #endif #endif /* __RADEONFB_H__ */
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