| /drivers/video/fbdev/ |
| D | sa1100fb.c | 220 static void set_ctrlr_state(struct sa1100fb_info *fbi, u_int state);
222 static inline void sa1100fb_schedule_work(struct sa1100fb_info *fbi, u_int state) in sa1100fb_schedule_work() argument
235 if (fbi->task_state == C_ENABLE && state == C_REENABLE) in sa1100fb_schedule_work()
237 if (fbi->task_state == C_DISABLE && state == C_ENABLE) in sa1100fb_schedule_work()
241 fbi->task_state = state; in sa1100fb_schedule_work()
242 schedule_work(&fbi->task); in sa1100fb_schedule_work()
272 struct sa1100fb_info *fbi = in sa1100fb_setpalettereg() local
276 if (regno < fbi->palette_size) { in sa1100fb_setpalettereg()
282 val |= palette_pbs(&fbi->fb.var); in sa1100fb_setpalettereg()
284 fbi->palette_cpu[regno] = val; in sa1100fb_setpalettereg()
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| D | pxafb.c | 87 static void set_ctrlr_state(struct pxafb_info *fbi, u_int state);
88 static void setup_base_frame(struct pxafb_info *fbi,
90 static int setup_frame_dma(struct pxafb_info *fbi, int dma, int pal,
96 lcd_readl(struct pxafb_info *fbi, unsigned int off) in lcd_readl() argument
98 return __raw_readl(fbi->mmio_base + off); in lcd_readl()
102 lcd_writel(struct pxafb_info *fbi, unsigned int off, unsigned long val) in lcd_writel() argument
104 __raw_writel(val, fbi->mmio_base + off); in lcd_writel()
107 static inline void pxafb_schedule_work(struct pxafb_info *fbi, u_int state) in pxafb_schedule_work() argument
122 if (fbi->task_state == C_ENABLE && state == C_REENABLE) in pxafb_schedule_work()
124 if (fbi->task_state == C_DISABLE && state == C_ENABLE) in pxafb_schedule_work()
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| D | wm8505fb.c | 45 struct wm8505fb_info *fbi = to_wm8505fb_info(info); in wm8505fb_init_hw() local
51 writel(0, fbi->regbase + i); in wm8505fb_init_hw()
54 writel(fbi->fb.fix.smem_start, fbi->regbase + WMT_GOVR_FBADDR); in wm8505fb_init_hw()
55 writel(fbi->fb.fix.smem_start, fbi->regbase + WMT_GOVR_FBADDR1); in wm8505fb_init_hw()
62 writel(0x31c, fbi->regbase + WMT_GOVR_COLORSPACE); in wm8505fb_init_hw()
63 writel(1, fbi->regbase + WMT_GOVR_COLORSPACE1); in wm8505fb_init_hw()
66 writel(info->var.xres, fbi->regbase + WMT_GOVR_XRES); in wm8505fb_init_hw()
67 writel(info->var.xres_virtual, fbi->regbase + WMT_GOVR_XRES_VIRTUAL); in wm8505fb_init_hw()
70 writel(0xf, fbi->regbase + WMT_GOVR_FHI); in wm8505fb_init_hw()
71 writel(4, fbi->regbase + WMT_GOVR_DVO_SET); in wm8505fb_init_hw()
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| D | vt8500lcdfb.c | 41 struct vt8500lcd_info *fbi = to_vt8500lcd_info(info); in vt8500lcd_set_par() local
46 if (!fbi) in vt8500lcd_set_par()
112 control0 = readl(fbi->regbase) & ~0xf; in vt8500lcd_set_par()
113 writel(0, fbi->regbase); in vt8500lcd_set_par()
114 while (readl(fbi->regbase + 0x38) & 0x10) in vt8500lcd_set_par()
119 | (info->var.right_margin & 0xff), fbi->regbase + 0x4); in vt8500lcd_set_par()
123 | (info->var.lower_margin & 0xff), fbi->regbase + 0x8); in vt8500lcd_set_par()
125 | ((info->var.xres - 1) & 0x400), fbi->regbase + 0x10); in vt8500lcd_set_par()
126 writel(0x80000000, fbi->regbase + 0x20); in vt8500lcd_set_par()
127 writel(control0 | (reg_bpp << 1) | 0x100, fbi->regbase); in vt8500lcd_set_par()
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| D | imxfb.c | 204 static inline int is_imx1_fb(struct imxfb_info *fbi) in is_imx1_fb() argument
206 return fbi->devtype == IMX1_FB; in is_imx1_fb()
262 struct imxfb_info *fbi = info->par; in imxfb_setpalettereg() local
266 if (regno < fbi->palette_size) { in imxfb_setpalettereg()
271 writel(val, fbi->regs + 0x800 + (regno << 2)); in imxfb_setpalettereg()
280 struct imxfb_info *fbi = info->par; in imxfb_setcolreg() local
290 if (fbi->cmap_inverse) { in imxfb_setcolreg()
331 static const struct imx_fb_videomode *imxfb_find_mode(struct imxfb_info *fbi) in imxfb_find_mode() argument
337 return &fbi->mode[0]; in imxfb_find_mode()
339 for (i = 0, m = &fbi->mode[0]; i < fbi->num_modes; i++, m++) { in imxfb_find_mode()
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| D | mx3fb.c | 237 struct fb_info *fbi; member
363 static void sdc_fb_init(struct mx3fb_info *fbi) in sdc_fb_init() argument
365 struct mx3fb_data *mx3fb = fbi->mx3fb; in sdc_fb_init()
374 static uint32_t sdc_fb_uninit(struct mx3fb_info *fbi) in sdc_fb_uninit() argument
376 struct mx3fb_data *mx3fb = fbi->mx3fb; in sdc_fb_uninit()
728 static int mx3fb_blank(int blank, struct fb_info *fbi);
729 static int mx3fb_map_video_memory(struct fb_info *fbi, unsigned int mem_len,
731 static int mx3fb_unmap_video_memory(struct fb_info *fbi);
738 static int mx3fb_set_fix(struct fb_info *fbi) in mx3fb_set_fix() argument
740 struct fb_fix_screeninfo *fix = &fbi->fix; in mx3fb_set_fix()
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| D | pxa168fb.c | 162 static void set_mode(struct pxa168fb_info *fbi, struct fb_var_screeninfo *var, in set_mode() argument
165 struct fb_info *info = fbi->info; in set_mode()
194 struct pxa168fb_info *fbi = info->par; in pxa168fb_check_var() local
204 fbi->pix_fmt = pix_fmt; in pxa168fb_check_var()
240 static void set_clock_divider(struct pxa168fb_info *fbi, in set_clock_divider() argument
258 dev_err(fbi->dev, "Input refresh or pixclock is wrong.\n"); in set_clock_divider()
274 divider_int = clk_get_rate(fbi->clk) / needed_pixclk; in set_clock_divider()
278 dev_warn(fbi->dev, "Warning: clock source is too slow. " in set_clock_divider()
287 writel(x, fbi->reg_base + LCD_CFG_SCLK_DIV); in set_clock_divider()
290 static void set_dma_control0(struct pxa168fb_info *fbi) in set_dma_control0() argument
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| D | ep93xx-fb.c | 122 static inline unsigned int ep93xxfb_readl(struct ep93xx_fbi *fbi, in ep93xxfb_readl() argument
125 return __raw_readl(fbi->mmio_base + off); in ep93xxfb_readl()
128 static inline void ep93xxfb_writel(struct ep93xx_fbi *fbi, in ep93xxfb_writel() argument
131 __raw_writel(val, fbi->mmio_base + off); in ep93xxfb_writel()
137 static inline void ep93xxfb_out_locked(struct ep93xx_fbi *fbi, in ep93xxfb_out_locked() argument
144 ep93xxfb_writel(fbi, 0xaa, EP93XXFB_SWLOCK); in ep93xxfb_out_locked()
145 ep93xxfb_writel(fbi, val, reg); in ep93xxfb_out_locked()
150 struct ep93xx_fbi *fbi = info->par; in ep93xxfb_set_video_attribs() local
154 attribs |= fbi->mach_info->flags; in ep93xxfb_set_video_attribs()
155 ep93xxfb_out_locked(fbi, attribs, EP93XXFB_ATTRIBS); in ep93xxfb_set_video_attribs()
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| D | sm501fb.c | 171 struct fb_info *fbi; in sm501_alloc_mem() local
186 fbi = inf->fb[HEAD_CRT]; in sm501_alloc_mem()
195 if (fbi && ptr < smem_len) in sm501_alloc_mem()
206 fbi = inf->fb[HEAD_PANEL]; in sm501_alloc_mem()
207 if (fbi) { in sm501_alloc_mem()
208 par = fbi->par; in sm501_alloc_mem()
219 fbi = inf->fb[HEAD_CRT]; in sm501_alloc_mem()
220 ptr = fbi ? smem_len : 0; in sm501_alloc_mem()
222 fbi = inf->fb[HEAD_PANEL]; in sm501_alloc_mem()
223 if (fbi) { in sm501_alloc_mem()
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| D | s3c2410fb.c | 56 static int is_s3c2412(struct s3c2410fb_info *fbi) in is_s3c2412() argument
58 return (fbi->drv_type == DRV_S3C2412); in is_s3c2412()
68 struct s3c2410fb_info *fbi = info->par; in s3c2410fb_set_lcdaddr() local
69 void __iomem *regs = fbi->io; in s3c2410fb_set_lcdaddr()
92 static unsigned int s3c2410fb_calc_pixclk(struct s3c2410fb_info *fbi, in s3c2410fb_calc_pixclk() argument
95 unsigned long clk = fbi->clk_rate; in s3c2410fb_calc_pixclk()
120 struct s3c2410fb_info *fbi = info->par; in s3c2410fb_check_var() local
121 struct s3c2410fb_mach_info *mach_info = dev_get_platdata(fbi->dev); in s3c2410fb_check_var()
167 fbi->regs.lcdcon5 = display->lcdcon5; in s3c2410fb_check_var()
169 fbi->regs.lcdcon1 = display->type; in s3c2410fb_check_var()
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| D | au1200fb.c | 1002 static void au1200fb_update_fbinfo(struct fb_info *fbi) in au1200fb_update_fbinfo() argument
1008 if (fbi->var.bits_per_pixel <= 8) { in au1200fb_update_fbinfo()
1010 fbi->fix.visual = FB_VISUAL_PSEUDOCOLOR; in au1200fb_update_fbinfo()
1011 fbi->fix.line_length = fbi->var.xres_virtual / in au1200fb_update_fbinfo()
1012 (8/fbi->var.bits_per_pixel); in au1200fb_update_fbinfo()
1015 fbi->fix.visual = FB_VISUAL_TRUECOLOR; in au1200fb_update_fbinfo()
1016 fbi->fix.line_length = fbi->var.xres_virtual * (fbi->var.bits_per_pixel / 8); in au1200fb_update_fbinfo()
1020 fbi->fix.visual = FB_VISUAL_MONO10; in au1200fb_update_fbinfo()
1021 fbi->fix.line_length = fbi->var.xres_virtual / 8; in au1200fb_update_fbinfo()
1024 fbi->screen_size = fbi->fix.line_length * fbi->var.yres_virtual; in au1200fb_update_fbinfo()
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| D | au1100fb.c | 106 static int au1100fb_fb_blank(int blank_mode, struct fb_info *fbi) in au1100fb_fb_blank() argument
108 struct au1100fb_device *fbdev = to_au1100fb_device(fbi); in au1100fb_fb_blank()
110 print_dbg("fb_blank %d %p", blank_mode, fbi); in au1100fb_fb_blank()
235 …(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *fbi) in au1100fb_fb_setcolreg() argument
241 fbdev = to_au1100fb_device(fbi); in au1100fb_fb_setcolreg()
247 if (fbi->var.grayscale) { in au1100fb_fb_setcolreg()
253 if (fbi->fix.visual == FB_VISUAL_TRUECOLOR) { in au1100fb_fb_setcolreg()
258 palette = (u32*)fbi->pseudo_palette; in au1100fb_fb_setcolreg()
260 red >>= (16 - fbi->var.red.length); in au1100fb_fb_setcolreg()
261 green >>= (16 - fbi->var.green.length); in au1100fb_fb_setcolreg()
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| D | tmiofb.c | 407 static int tmiofb_sync(struct fb_info *fbi) in tmiofb_sync() argument
409 struct tmiofb_par *par = fbi->par; in tmiofb_sync()
414 ret = tmiofb_acc_wait(fbi, 0); in tmiofb_sync()
429 tmiofb_fillrect(struct fb_info *fbi, const struct fb_fillrect *rect) in tmiofb_fillrect() argument
432 TMIOFB_ACC_DSADR((rect->dy * fbi->mode->xres + rect->dx) * 2), in tmiofb_fillrect()
439 if (fbi->state != FBINFO_STATE_RUNNING || in tmiofb_fillrect()
440 fbi->flags & FBINFO_HWACCEL_DISABLED) { in tmiofb_fillrect()
441 cfb_fillrect(fbi, rect); in tmiofb_fillrect()
445 tmiofb_acc_write(fbi, cmd, ARRAY_SIZE(cmd)); in tmiofb_fillrect()
449 tmiofb_copyarea(struct fb_info *fbi, const struct fb_copyarea *area) in tmiofb_copyarea() argument
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| /drivers/video/fbdev/mmp/fb/ |
| D | mmpfb.c | 275 struct mmpfb_info *fbi = info->par; in mmpfb_check_var() local
291 (var->bits_per_pixel >> 3) > fbi->fb_size) in mmpfb_check_var()
315 struct mmpfb_info *fbi = info->par; in mmpfb_setcolreg() local
322 fbi->pseudo_palette[regno] = val; in mmpfb_setcolreg()
336 struct mmpfb_info *fbi = info->par; in mmpfb_pan_display() local
341 * var->bits_per_pixel / 8 + fbi->fb_start_dma; in mmpfb_pan_display()
342 mmp_overlay_set_addr(fbi->overlay, &addr); in mmpfb_pan_display()
349 struct mmpfb_info *fbi = info->par; in var_update() local
359 fbi->pix_fmt = pix_fmt; in var_update()
364 dev_err(fbi->dev, "set par: no match mode, use best mode\n"); in var_update()
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| /drivers/video/fbdev/mb862xx/ |
| D | mb862xxfbdrv.c | 108 struct fb_info *fbi) in mb862xxfb_check_var() argument
112 if (fbi->dev) in mb862xxfb_check_var()
113 dev_dbg(fbi->dev, "%s\n", __func__); in mb862xxfb_check_var()
142 if (d_pitch(&fbi->var) % GC_L0M_L0W_UNIT) { in mb862xxfb_check_var()
148 r = d_pitch(&fbi->var) % GC_L0M_L0W_UNIT; in mb862xxfb_check_var()
151 if (d_pitch(&fbi->var) % GC_L0M_L0W_UNIT) in mb862xxfb_check_var()
202 static int mb862xxfb_set_par(struct fb_info *fbi) in mb862xxfb_set_par() argument
204 struct mb862xxfb_par *par = fbi->par; in mb862xxfb_set_par()
209 mb862xxfb_init_accel(fbi, &mb862xxfb_ops, fbi->var.xres); in mb862xxfb_set_par()
220 sc = par->refclk / (1000000 / fbi->var.pixclock) - 1; in mb862xxfb_set_par()
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| /drivers/video/fbdev/omap2/omapfb/ |
| D | omapfb-sysfs.c | 29 struct fb_info *fbi = dev_get_drvdata(dev); in show_rotate_type() local
30 struct omapfb_info *ofbi = FB2OFB(fbi); in show_rotate_type()
39 struct fb_info *fbi = dev_get_drvdata(dev); in store_rotate_type() local
40 struct omapfb_info *ofbi = FB2OFB(fbi); in store_rotate_type()
52 lock_fb_info(fbi); in store_rotate_type()
74 unlock_fb_info(fbi); in store_rotate_type()
83 struct fb_info *fbi = dev_get_drvdata(dev); in show_mirror() local
84 struct omapfb_info *ofbi = FB2OFB(fbi); in show_mirror()
93 struct fb_info *fbi = dev_get_drvdata(dev); in store_mirror() local
94 struct omapfb_info *ofbi = FB2OFB(fbi); in store_mirror()
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| D | omapfb-main.c | 49 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi);
54 static void draw_pixel(struct fb_info *fbi, int x, int y, unsigned color) in draw_pixel() argument
56 struct fb_var_screeninfo *var = &fbi->var; in draw_pixel()
57 struct fb_fix_screeninfo *fix = &fbi->fix; in draw_pixel()
58 void __iomem *addr = fbi->screen_base; in draw_pixel()
89 static void fill_fb(struct fb_info *fbi) in fill_fb() argument
91 struct fb_var_screeninfo *var = &fbi->var; in fill_fb()
94 void __iomem *addr = fbi->screen_base; in fill_fb()
100 DBG("fill_fb %dx%d, line_len %d bytes\n", w, h, fbi->fix.line_length); in fill_fb()
105 draw_pixel(fbi, x, y, 0xffffff); in fill_fb()
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| D | omapfb-ioctl.c | 51 static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) in omapfb_setup_plane() argument
53 struct omapfb_info *ofbi = FB2OFB(fbi); in omapfb_setup_plane()
100 set_fb_fix(fbi); in omapfb_setup_plane()
110 r = omapfb_setup_overlay(fbi, ovl, pi->pos_x, pi->pos_y, in omapfb_setup_plane()
156 set_fb_fix(fbi); in omapfb_setup_plane()
176 static int omapfb_query_plane(struct fb_info *fbi, struct omapfb_plane_info *pi) in omapfb_query_plane() argument
178 struct omapfb_info *ofbi = FB2OFB(fbi); in omapfb_query_plane()
202 static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi) in omapfb_setup_mem() argument
204 struct omapfb_info *ofbi = FB2OFB(fbi); in omapfb_setup_mem()
206 struct omap_dss_device *display = fb2display(fbi); in omapfb_setup_mem()
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| D | omapfb.h | 110 void set_fb_fix(struct fb_info *fbi);
111 int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var);
112 int omapfb_realloc_fbmem(struct fb_info *fbi, unsigned long size, int type);
113 int omapfb_apply_changes(struct fb_info *fbi, int init);
118 int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg);
123 int omapfb_setup_overlay(struct fb_info *fbi, struct omap_overlay *ovl,
130 int omapfb_get_update_mode(struct fb_info *fbi, enum omapfb_update_mode *mode);
131 int omapfb_set_update_mode(struct fb_info *fbi, enum omapfb_update_mode mode);
134 static inline struct omap_dss_device *fb2display(struct fb_info *fbi) in fb2display() argument
136 struct omapfb_info *ofbi = FB2OFB(fbi); in fb2display()
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| /drivers/gpu/drm/omapdrm/ |
| D | omap_fbdev.c | 35 static struct drm_fb_helper *get_fb(struct fb_info *fbi);
40 struct fb_info *fbi = fbdev->base.fbdev; in pan_worker() local
44 npages = fbi->fix.line_length >> PAGE_SHIFT; in pan_worker()
45 omap_gem_roll(fbdev->bo, fbi->var.yoffset * npages); in pan_worker()
49 struct fb_info *fbi) in omap_fbdev_pan_display() argument
51 struct drm_fb_helper *helper = get_fb(fbi); in omap_fbdev_pan_display()
70 return drm_fb_helper_pan_display(var, fbi); in omap_fbdev_pan_display()
98 struct fb_info *fbi = NULL; in omap_fbdev_create() local
163 fbi = drm_fb_helper_alloc_fbi(helper); in omap_fbdev_create()
164 if (IS_ERR(fbi)) { in omap_fbdev_create()
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| /drivers/video/fbdev/omap/ |
| D | omapfb_main.c | 175 static int ctrl_change_mode(struct fb_info *fbi) in ctrl_change_mode() argument
179 struct omapfb_plane_struct *plane = fbi->par; in ctrl_change_mode()
181 struct fb_var_screeninfo *var = &fbi->var; in ctrl_change_mode()
183 offset = var->yoffset * fbi->fix.line_length + in ctrl_change_mode()
308 static int omapfb_update_full_screen(struct fb_info *fbi);
310 static int omapfb_blank(int blank, struct fb_info *fbi) in omapfb_blank() argument
312 struct omapfb_plane_struct *plane = fbi->par; in omapfb_blank()
346 r = omapfb_update_full_screen(fbi); in omapfb_blank()
351 static void omapfb_sync(struct fb_info *fbi) in omapfb_sync() argument
353 struct omapfb_plane_struct *plane = fbi->par; in omapfb_sync()
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| /drivers/gpu/drm/msm/ |
| D | msm_fbdev.c | 68 struct fb_info *fbi = NULL; in msm_fbdev_create() local
103 fbi = drm_fb_helper_alloc_fbi(helper); in msm_fbdev_create()
104 if (IS_ERR(fbi)) { in msm_fbdev_create()
106 ret = PTR_ERR(fbi); in msm_fbdev_create()
110 DBG("fbi=%p, dev=%p", fbi, dev); in msm_fbdev_create()
115 fbi->fbops = &msm_fb_ops; in msm_fbdev_create()
117 drm_fb_helper_fill_info(fbi, helper, sizes); in msm_fbdev_create()
121 fbi->screen_base = msm_gem_get_vaddr(bo); in msm_fbdev_create()
122 if (IS_ERR(fbi->screen_base)) { in msm_fbdev_create()
123 ret = PTR_ERR(fbi->screen_base); in msm_fbdev_create()
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| /drivers/gpu/drm/rockchip/ |
| D | rockchip_drm_fbdev.c | 49 struct fb_info *fbi; in rockchip_drm_fbdev_create() local
69 fbi = drm_fb_helper_alloc_fbi(helper); in rockchip_drm_fbdev_create()
70 if (IS_ERR(fbi)) { in rockchip_drm_fbdev_create()
72 ret = PTR_ERR(fbi); in rockchip_drm_fbdev_create()
85 fbi->fbops = &rockchip_drm_fbdev_ops; in rockchip_drm_fbdev_create()
88 drm_fb_helper_fill_info(fbi, helper, sizes); in rockchip_drm_fbdev_create()
90 offset = fbi->var.xoffset * bytes_per_pixel; in rockchip_drm_fbdev_create()
91 offset += fbi->var.yoffset * fb->pitches[0]; in rockchip_drm_fbdev_create()
94 fbi->screen_base = rk_obj->kvaddr + offset; in rockchip_drm_fbdev_create()
95 fbi->screen_size = rk_obj->base.size; in rockchip_drm_fbdev_create()
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| /drivers/gpu/drm/exynos/ |
| D | exynos_drm_fbdev.c | 76 struct fb_info *fbi; in exynos_drm_fbdev_update() local
81 fbi = drm_fb_helper_alloc_fbi(helper); in exynos_drm_fbdev_update()
82 if (IS_ERR(fbi)) { in exynos_drm_fbdev_update()
85 return PTR_ERR(fbi); in exynos_drm_fbdev_update()
88 fbi->fbops = &exynos_drm_fb_ops; in exynos_drm_fbdev_update()
90 drm_fb_helper_fill_info(fbi, helper, sizes); in exynos_drm_fbdev_update()
92 offset = fbi->var.xoffset * fb->format->cpp[0]; in exynos_drm_fbdev_update()
93 offset += fbi->var.yoffset * fb->pitches[0]; in exynos_drm_fbdev_update()
95 fbi->screen_buffer = exynos_gem->kvaddr + offset; in exynos_drm_fbdev_update()
96 fbi->screen_size = size; in exynos_drm_fbdev_update()
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| /drivers/gpu/drm/ |
| D | drm_fb_helper.c | 2009 struct fb_info *fbi = fb_helper->fbdev; in drm_fbdev_cleanup() local
2015 if (fbi && fbi->fbdefio) { in drm_fbdev_cleanup()
2016 fb_deferred_io_cleanup(fbi); in drm_fbdev_cleanup()
2017 shadow = fbi->screen_buffer; in drm_fbdev_cleanup()
2085 struct fb_info *fbi; in drm_fb_helper_generic_probe() local
2103 fbi = drm_fb_helper_alloc_fbi(fb_helper); in drm_fb_helper_generic_probe()
2104 if (IS_ERR(fbi)) in drm_fb_helper_generic_probe()
2105 return PTR_ERR(fbi); in drm_fb_helper_generic_probe()
2107 fbi->fbops = &drm_fbdev_fb_ops; in drm_fb_helper_generic_probe()
2108 fbi->screen_size = fb->height * fb->pitches[0]; in drm_fb_helper_generic_probe()
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