16104c370SDaniel Vetter /* 26104c370SDaniel Vetter * linux/drivers/video/console/bitblit.c -- BitBlitting Operation 36104c370SDaniel Vetter * 46104c370SDaniel Vetter * Originally from the 'accel_*' routines in drivers/video/console/fbcon.c 56104c370SDaniel Vetter * 66104c370SDaniel Vetter * Copyright (C) 2004 Antonino Daplas <adaplas @pol.net> 76104c370SDaniel Vetter * 86104c370SDaniel Vetter * This file is subject to the terms and conditions of the GNU General Public 96104c370SDaniel Vetter * License. See the file COPYING in the main directory of this archive for 106104c370SDaniel Vetter * more details. 116104c370SDaniel Vetter */ 126104c370SDaniel Vetter 136104c370SDaniel Vetter #include <linux/module.h> 146104c370SDaniel Vetter #include <linux/slab.h> 156104c370SDaniel Vetter #include <linux/string.h> 166104c370SDaniel Vetter #include <linux/fb.h> 176104c370SDaniel Vetter #include <linux/vt_kern.h> 186104c370SDaniel Vetter #include <linux/console.h> 196104c370SDaniel Vetter #include <asm/types.h> 206104c370SDaniel Vetter #include "fbcon.h" 216104c370SDaniel Vetter 226104c370SDaniel Vetter /* 236104c370SDaniel Vetter * Accelerated handlers. 246104c370SDaniel Vetter */ 256104c370SDaniel Vetter static void update_attr(u8 *dst, u8 *src, int attribute, 266104c370SDaniel Vetter struct vc_data *vc) 276104c370SDaniel Vetter { 286104c370SDaniel Vetter int i, offset = (vc->vc_font.height < 10) ? 1 : 2; 296104c370SDaniel Vetter int width = DIV_ROUND_UP(vc->vc_font.width, 8); 306104c370SDaniel Vetter unsigned int cellsize = vc->vc_font.height * width; 316104c370SDaniel Vetter u8 c; 326104c370SDaniel Vetter 336104c370SDaniel Vetter offset = cellsize - (offset * width); 346104c370SDaniel Vetter for (i = 0; i < cellsize; i++) { 356104c370SDaniel Vetter c = src[i]; 366104c370SDaniel Vetter if (attribute & FBCON_ATTRIBUTE_UNDERLINE && i >= offset) 376104c370SDaniel Vetter c = 0xff; 386104c370SDaniel Vetter if (attribute & FBCON_ATTRIBUTE_BOLD) 396104c370SDaniel Vetter c |= c >> 1; 406104c370SDaniel Vetter if (attribute & FBCON_ATTRIBUTE_REVERSE) 416104c370SDaniel Vetter c = ~c; 426104c370SDaniel Vetter dst[i] = c; 436104c370SDaniel Vetter } 446104c370SDaniel Vetter } 456104c370SDaniel Vetter 466104c370SDaniel Vetter static void bit_bmove(struct vc_data *vc, struct fb_info *info, int sy, 476104c370SDaniel Vetter int sx, int dy, int dx, int height, int width) 486104c370SDaniel Vetter { 496104c370SDaniel Vetter struct fb_copyarea area; 506104c370SDaniel Vetter 516104c370SDaniel Vetter area.sx = sx * vc->vc_font.width; 526104c370SDaniel Vetter area.sy = sy * vc->vc_font.height; 536104c370SDaniel Vetter area.dx = dx * vc->vc_font.width; 546104c370SDaniel Vetter area.dy = dy * vc->vc_font.height; 556104c370SDaniel Vetter area.height = height * vc->vc_font.height; 566104c370SDaniel Vetter area.width = width * vc->vc_font.width; 576104c370SDaniel Vetter 586104c370SDaniel Vetter info->fbops->fb_copyarea(info, &area); 596104c370SDaniel Vetter } 606104c370SDaniel Vetter 616104c370SDaniel Vetter static void bit_clear(struct vc_data *vc, struct fb_info *info, int sy, 626104c370SDaniel Vetter int sx, int height, int width) 636104c370SDaniel Vetter { 646104c370SDaniel Vetter int bgshift = (vc->vc_hi_font_mask) ? 13 : 12; 656104c370SDaniel Vetter struct fb_fillrect region; 666104c370SDaniel Vetter 676104c370SDaniel Vetter region.color = attr_bgcol_ec(bgshift, vc, info); 686104c370SDaniel Vetter region.dx = sx * vc->vc_font.width; 696104c370SDaniel Vetter region.dy = sy * vc->vc_font.height; 706104c370SDaniel Vetter region.width = width * vc->vc_font.width; 716104c370SDaniel Vetter region.height = height * vc->vc_font.height; 726104c370SDaniel Vetter region.rop = ROP_COPY; 736104c370SDaniel Vetter 746104c370SDaniel Vetter info->fbops->fb_fillrect(info, ®ion); 756104c370SDaniel Vetter } 766104c370SDaniel Vetter 776104c370SDaniel Vetter static inline void bit_putcs_aligned(struct vc_data *vc, struct fb_info *info, 786104c370SDaniel Vetter const u16 *s, u32 attr, u32 cnt, 796104c370SDaniel Vetter u32 d_pitch, u32 s_pitch, u32 cellsize, 806104c370SDaniel Vetter struct fb_image *image, u8 *buf, u8 *dst) 816104c370SDaniel Vetter { 826104c370SDaniel Vetter u16 charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff; 836104c370SDaniel Vetter u32 idx = vc->vc_font.width >> 3; 846104c370SDaniel Vetter u8 *src; 856104c370SDaniel Vetter 866104c370SDaniel Vetter while (cnt--) { 876104c370SDaniel Vetter src = vc->vc_font.data + (scr_readw(s++)& 886104c370SDaniel Vetter charmask)*cellsize; 896104c370SDaniel Vetter 906104c370SDaniel Vetter if (attr) { 916104c370SDaniel Vetter update_attr(buf, src, attr, vc); 926104c370SDaniel Vetter src = buf; 936104c370SDaniel Vetter } 946104c370SDaniel Vetter 956104c370SDaniel Vetter if (likely(idx == 1)) 966104c370SDaniel Vetter __fb_pad_aligned_buffer(dst, d_pitch, src, idx, 976104c370SDaniel Vetter image->height); 986104c370SDaniel Vetter else 996104c370SDaniel Vetter fb_pad_aligned_buffer(dst, d_pitch, src, idx, 1006104c370SDaniel Vetter image->height); 1016104c370SDaniel Vetter 1026104c370SDaniel Vetter dst += s_pitch; 1036104c370SDaniel Vetter } 1046104c370SDaniel Vetter 1056104c370SDaniel Vetter info->fbops->fb_imageblit(info, image); 1066104c370SDaniel Vetter } 1076104c370SDaniel Vetter 1086104c370SDaniel Vetter static inline void bit_putcs_unaligned(struct vc_data *vc, 1096104c370SDaniel Vetter struct fb_info *info, const u16 *s, 1106104c370SDaniel Vetter u32 attr, u32 cnt, u32 d_pitch, 1116104c370SDaniel Vetter u32 s_pitch, u32 cellsize, 1126104c370SDaniel Vetter struct fb_image *image, u8 *buf, 1136104c370SDaniel Vetter u8 *dst) 1146104c370SDaniel Vetter { 1156104c370SDaniel Vetter u16 charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff; 1166104c370SDaniel Vetter u32 shift_low = 0, mod = vc->vc_font.width % 8; 1176104c370SDaniel Vetter u32 shift_high = 8; 1186104c370SDaniel Vetter u32 idx = vc->vc_font.width >> 3; 1196104c370SDaniel Vetter u8 *src; 1206104c370SDaniel Vetter 1216104c370SDaniel Vetter while (cnt--) { 1226104c370SDaniel Vetter src = vc->vc_font.data + (scr_readw(s++)& 1236104c370SDaniel Vetter charmask)*cellsize; 1246104c370SDaniel Vetter 1256104c370SDaniel Vetter if (attr) { 1266104c370SDaniel Vetter update_attr(buf, src, attr, vc); 1276104c370SDaniel Vetter src = buf; 1286104c370SDaniel Vetter } 1296104c370SDaniel Vetter 1306104c370SDaniel Vetter fb_pad_unaligned_buffer(dst, d_pitch, src, idx, 1316104c370SDaniel Vetter image->height, shift_high, 1326104c370SDaniel Vetter shift_low, mod); 1336104c370SDaniel Vetter shift_low += mod; 1346104c370SDaniel Vetter dst += (shift_low >= 8) ? s_pitch : s_pitch - 1; 1356104c370SDaniel Vetter shift_low &= 7; 1366104c370SDaniel Vetter shift_high = 8 - shift_low; 1376104c370SDaniel Vetter } 1386104c370SDaniel Vetter 1396104c370SDaniel Vetter info->fbops->fb_imageblit(info, image); 1406104c370SDaniel Vetter 1416104c370SDaniel Vetter } 1426104c370SDaniel Vetter 1436104c370SDaniel Vetter static void bit_putcs(struct vc_data *vc, struct fb_info *info, 1446104c370SDaniel Vetter const unsigned short *s, int count, int yy, int xx, 1456104c370SDaniel Vetter int fg, int bg) 1466104c370SDaniel Vetter { 1476104c370SDaniel Vetter struct fb_image image; 1486104c370SDaniel Vetter u32 width = DIV_ROUND_UP(vc->vc_font.width, 8); 1496104c370SDaniel Vetter u32 cellsize = width * vc->vc_font.height; 1506104c370SDaniel Vetter u32 maxcnt = info->pixmap.size/cellsize; 1516104c370SDaniel Vetter u32 scan_align = info->pixmap.scan_align - 1; 1526104c370SDaniel Vetter u32 buf_align = info->pixmap.buf_align - 1; 1536104c370SDaniel Vetter u32 mod = vc->vc_font.width % 8, cnt, pitch, size; 1546104c370SDaniel Vetter u32 attribute = get_attribute(info, scr_readw(s)); 1556104c370SDaniel Vetter u8 *dst, *buf = NULL; 1566104c370SDaniel Vetter 1576104c370SDaniel Vetter image.fg_color = fg; 1586104c370SDaniel Vetter image.bg_color = bg; 1596104c370SDaniel Vetter image.dx = xx * vc->vc_font.width; 1606104c370SDaniel Vetter image.dy = yy * vc->vc_font.height; 1616104c370SDaniel Vetter image.height = vc->vc_font.height; 1626104c370SDaniel Vetter image.depth = 1; 1636104c370SDaniel Vetter 1646104c370SDaniel Vetter if (attribute) { 1656104c370SDaniel Vetter buf = kmalloc(cellsize, GFP_ATOMIC); 1666104c370SDaniel Vetter if (!buf) 1676104c370SDaniel Vetter return; 1686104c370SDaniel Vetter } 1696104c370SDaniel Vetter 1706104c370SDaniel Vetter while (count) { 1716104c370SDaniel Vetter if (count > maxcnt) 1726104c370SDaniel Vetter cnt = maxcnt; 1736104c370SDaniel Vetter else 1746104c370SDaniel Vetter cnt = count; 1756104c370SDaniel Vetter 1766104c370SDaniel Vetter image.width = vc->vc_font.width * cnt; 1776104c370SDaniel Vetter pitch = DIV_ROUND_UP(image.width, 8) + scan_align; 1786104c370SDaniel Vetter pitch &= ~scan_align; 1796104c370SDaniel Vetter size = pitch * image.height + buf_align; 1806104c370SDaniel Vetter size &= ~buf_align; 1816104c370SDaniel Vetter dst = fb_get_buffer_offset(info, &info->pixmap, size); 1826104c370SDaniel Vetter image.data = dst; 1836104c370SDaniel Vetter 1846104c370SDaniel Vetter if (!mod) 1856104c370SDaniel Vetter bit_putcs_aligned(vc, info, s, attribute, cnt, pitch, 1866104c370SDaniel Vetter width, cellsize, &image, buf, dst); 1876104c370SDaniel Vetter else 1886104c370SDaniel Vetter bit_putcs_unaligned(vc, info, s, attribute, cnt, 1896104c370SDaniel Vetter pitch, width, cellsize, &image, 1906104c370SDaniel Vetter buf, dst); 1916104c370SDaniel Vetter 1926104c370SDaniel Vetter image.dx += cnt * vc->vc_font.width; 1936104c370SDaniel Vetter count -= cnt; 1946104c370SDaniel Vetter s += cnt; 1956104c370SDaniel Vetter } 1966104c370SDaniel Vetter 1976104c370SDaniel Vetter /* buf is always NULL except when in monochrome mode, so in this case 1986104c370SDaniel Vetter it's a gain to check buf against NULL even though kfree() handles 1996104c370SDaniel Vetter NULL pointers just fine */ 2006104c370SDaniel Vetter if (unlikely(buf)) 2016104c370SDaniel Vetter kfree(buf); 2026104c370SDaniel Vetter 2036104c370SDaniel Vetter } 2046104c370SDaniel Vetter 2056104c370SDaniel Vetter static void bit_clear_margins(struct vc_data *vc, struct fb_info *info, 20674c1c8b3SDavid Lechner int color, int bottom_only) 2076104c370SDaniel Vetter { 2086104c370SDaniel Vetter unsigned int cw = vc->vc_font.width; 2096104c370SDaniel Vetter unsigned int ch = vc->vc_font.height; 2106104c370SDaniel Vetter unsigned int rw = info->var.xres - (vc->vc_cols*cw); 2116104c370SDaniel Vetter unsigned int bh = info->var.yres - (vc->vc_rows*ch); 2126104c370SDaniel Vetter unsigned int rs = info->var.xres - rw; 2136104c370SDaniel Vetter unsigned int bs = info->var.yres - bh; 2146104c370SDaniel Vetter struct fb_fillrect region; 2156104c370SDaniel Vetter 21674c1c8b3SDavid Lechner region.color = color; 2176104c370SDaniel Vetter region.rop = ROP_COPY; 2186104c370SDaniel Vetter 2196104c370SDaniel Vetter if (rw && !bottom_only) { 2206104c370SDaniel Vetter region.dx = info->var.xoffset + rs; 2216104c370SDaniel Vetter region.dy = 0; 2226104c370SDaniel Vetter region.width = rw; 2236104c370SDaniel Vetter region.height = info->var.yres_virtual; 2246104c370SDaniel Vetter info->fbops->fb_fillrect(info, ®ion); 2256104c370SDaniel Vetter } 2266104c370SDaniel Vetter 2276104c370SDaniel Vetter if (bh) { 2286104c370SDaniel Vetter region.dx = info->var.xoffset; 2296104c370SDaniel Vetter region.dy = info->var.yoffset + bs; 2306104c370SDaniel Vetter region.width = rs; 2316104c370SDaniel Vetter region.height = bh; 2326104c370SDaniel Vetter info->fbops->fb_fillrect(info, ®ion); 2336104c370SDaniel Vetter } 2346104c370SDaniel Vetter } 2356104c370SDaniel Vetter 2366104c370SDaniel Vetter static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode, 2376104c370SDaniel Vetter int softback_lines, int fg, int bg) 2386104c370SDaniel Vetter { 2396104c370SDaniel Vetter struct fb_cursor cursor; 2406104c370SDaniel Vetter struct fbcon_ops *ops = info->fbcon_par; 2416104c370SDaniel Vetter unsigned short charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff; 2426104c370SDaniel Vetter int w = DIV_ROUND_UP(vc->vc_font.width, 8), c; 2436104c370SDaniel Vetter int y = real_y(ops->p, vc->vc_y); 2446104c370SDaniel Vetter int attribute, use_sw = (vc->vc_cursor_type & 0x10); 2456104c370SDaniel Vetter int err = 1; 2466104c370SDaniel Vetter char *src; 2476104c370SDaniel Vetter 2486104c370SDaniel Vetter cursor.set = 0; 2496104c370SDaniel Vetter 2506104c370SDaniel Vetter if (softback_lines) { 2516104c370SDaniel Vetter if (y + softback_lines >= vc->vc_rows) { 2526104c370SDaniel Vetter mode = CM_ERASE; 2536104c370SDaniel Vetter ops->cursor_flash = 0; 2546104c370SDaniel Vetter return; 2556104c370SDaniel Vetter } else 2566104c370SDaniel Vetter y += softback_lines; 2576104c370SDaniel Vetter } 2586104c370SDaniel Vetter 2596104c370SDaniel Vetter c = scr_readw((u16 *) vc->vc_pos); 2606104c370SDaniel Vetter attribute = get_attribute(info, c); 2616104c370SDaniel Vetter src = vc->vc_font.data + ((c & charmask) * (w * vc->vc_font.height)); 2626104c370SDaniel Vetter 2636104c370SDaniel Vetter if (ops->cursor_state.image.data != src || 2646104c370SDaniel Vetter ops->cursor_reset) { 2656104c370SDaniel Vetter ops->cursor_state.image.data = src; 2666104c370SDaniel Vetter cursor.set |= FB_CUR_SETIMAGE; 2676104c370SDaniel Vetter } 2686104c370SDaniel Vetter 2696104c370SDaniel Vetter if (attribute) { 2706104c370SDaniel Vetter u8 *dst; 2716104c370SDaniel Vetter 2726104c370SDaniel Vetter dst = kmalloc(w * vc->vc_font.height, GFP_ATOMIC); 2736104c370SDaniel Vetter if (!dst) 2746104c370SDaniel Vetter return; 2756104c370SDaniel Vetter kfree(ops->cursor_data); 2766104c370SDaniel Vetter ops->cursor_data = dst; 2776104c370SDaniel Vetter update_attr(dst, src, attribute, vc); 2786104c370SDaniel Vetter src = dst; 2796104c370SDaniel Vetter } 2806104c370SDaniel Vetter 2816104c370SDaniel Vetter if (ops->cursor_state.image.fg_color != fg || 2826104c370SDaniel Vetter ops->cursor_state.image.bg_color != bg || 2836104c370SDaniel Vetter ops->cursor_reset) { 2846104c370SDaniel Vetter ops->cursor_state.image.fg_color = fg; 2856104c370SDaniel Vetter ops->cursor_state.image.bg_color = bg; 2866104c370SDaniel Vetter cursor.set |= FB_CUR_SETCMAP; 2876104c370SDaniel Vetter } 2886104c370SDaniel Vetter 2896104c370SDaniel Vetter if ((ops->cursor_state.image.dx != (vc->vc_font.width * vc->vc_x)) || 2906104c370SDaniel Vetter (ops->cursor_state.image.dy != (vc->vc_font.height * y)) || 2916104c370SDaniel Vetter ops->cursor_reset) { 2926104c370SDaniel Vetter ops->cursor_state.image.dx = vc->vc_font.width * vc->vc_x; 2936104c370SDaniel Vetter ops->cursor_state.image.dy = vc->vc_font.height * y; 2946104c370SDaniel Vetter cursor.set |= FB_CUR_SETPOS; 2956104c370SDaniel Vetter } 2966104c370SDaniel Vetter 2976104c370SDaniel Vetter if (ops->cursor_state.image.height != vc->vc_font.height || 2986104c370SDaniel Vetter ops->cursor_state.image.width != vc->vc_font.width || 2996104c370SDaniel Vetter ops->cursor_reset) { 3006104c370SDaniel Vetter ops->cursor_state.image.height = vc->vc_font.height; 3016104c370SDaniel Vetter ops->cursor_state.image.width = vc->vc_font.width; 3026104c370SDaniel Vetter cursor.set |= FB_CUR_SETSIZE; 3036104c370SDaniel Vetter } 3046104c370SDaniel Vetter 3056104c370SDaniel Vetter if (ops->cursor_state.hot.x || ops->cursor_state.hot.y || 3066104c370SDaniel Vetter ops->cursor_reset) { 3076104c370SDaniel Vetter ops->cursor_state.hot.x = cursor.hot.y = 0; 3086104c370SDaniel Vetter cursor.set |= FB_CUR_SETHOT; 3096104c370SDaniel Vetter } 3106104c370SDaniel Vetter 3116104c370SDaniel Vetter if (cursor.set & FB_CUR_SETSIZE || 3126104c370SDaniel Vetter vc->vc_cursor_type != ops->p->cursor_shape || 3136104c370SDaniel Vetter ops->cursor_state.mask == NULL || 3146104c370SDaniel Vetter ops->cursor_reset) { 3156104c370SDaniel Vetter char *mask = kmalloc(w*vc->vc_font.height, GFP_ATOMIC); 3166104c370SDaniel Vetter int cur_height, size, i = 0; 3176104c370SDaniel Vetter u8 msk = 0xff; 3186104c370SDaniel Vetter 3196104c370SDaniel Vetter if (!mask) 3206104c370SDaniel Vetter return; 3216104c370SDaniel Vetter 3226104c370SDaniel Vetter kfree(ops->cursor_state.mask); 3236104c370SDaniel Vetter ops->cursor_state.mask = mask; 3246104c370SDaniel Vetter 3256104c370SDaniel Vetter ops->p->cursor_shape = vc->vc_cursor_type; 3266104c370SDaniel Vetter cursor.set |= FB_CUR_SETSHAPE; 3276104c370SDaniel Vetter 3286104c370SDaniel Vetter switch (ops->p->cursor_shape & CUR_HWMASK) { 3296104c370SDaniel Vetter case CUR_NONE: 3306104c370SDaniel Vetter cur_height = 0; 3316104c370SDaniel Vetter break; 3326104c370SDaniel Vetter case CUR_UNDERLINE: 3336104c370SDaniel Vetter cur_height = (vc->vc_font.height < 10) ? 1 : 2; 3346104c370SDaniel Vetter break; 3356104c370SDaniel Vetter case CUR_LOWER_THIRD: 3366104c370SDaniel Vetter cur_height = vc->vc_font.height/3; 3376104c370SDaniel Vetter break; 3386104c370SDaniel Vetter case CUR_LOWER_HALF: 3396104c370SDaniel Vetter cur_height = vc->vc_font.height >> 1; 3406104c370SDaniel Vetter break; 3416104c370SDaniel Vetter case CUR_TWO_THIRDS: 3426104c370SDaniel Vetter cur_height = (vc->vc_font.height << 1)/3; 3436104c370SDaniel Vetter break; 3446104c370SDaniel Vetter case CUR_BLOCK: 3456104c370SDaniel Vetter default: 3466104c370SDaniel Vetter cur_height = vc->vc_font.height; 3476104c370SDaniel Vetter break; 3486104c370SDaniel Vetter } 3496104c370SDaniel Vetter size = (vc->vc_font.height - cur_height) * w; 3506104c370SDaniel Vetter while (size--) 3516104c370SDaniel Vetter mask[i++] = ~msk; 3526104c370SDaniel Vetter size = cur_height * w; 3536104c370SDaniel Vetter while (size--) 3546104c370SDaniel Vetter mask[i++] = msk; 3556104c370SDaniel Vetter } 3566104c370SDaniel Vetter 3576104c370SDaniel Vetter switch (mode) { 3586104c370SDaniel Vetter case CM_ERASE: 3596104c370SDaniel Vetter ops->cursor_state.enable = 0; 3606104c370SDaniel Vetter break; 3616104c370SDaniel Vetter case CM_DRAW: 3626104c370SDaniel Vetter case CM_MOVE: 3636104c370SDaniel Vetter default: 3646104c370SDaniel Vetter ops->cursor_state.enable = (use_sw) ? 0 : 1; 3656104c370SDaniel Vetter break; 3666104c370SDaniel Vetter } 3676104c370SDaniel Vetter 3686104c370SDaniel Vetter cursor.image.data = src; 3696104c370SDaniel Vetter cursor.image.fg_color = ops->cursor_state.image.fg_color; 3706104c370SDaniel Vetter cursor.image.bg_color = ops->cursor_state.image.bg_color; 3716104c370SDaniel Vetter cursor.image.dx = ops->cursor_state.image.dx; 3726104c370SDaniel Vetter cursor.image.dy = ops->cursor_state.image.dy; 3736104c370SDaniel Vetter cursor.image.height = ops->cursor_state.image.height; 3746104c370SDaniel Vetter cursor.image.width = ops->cursor_state.image.width; 3756104c370SDaniel Vetter cursor.hot.x = ops->cursor_state.hot.x; 3766104c370SDaniel Vetter cursor.hot.y = ops->cursor_state.hot.y; 3776104c370SDaniel Vetter cursor.mask = ops->cursor_state.mask; 3786104c370SDaniel Vetter cursor.enable = ops->cursor_state.enable; 3796104c370SDaniel Vetter cursor.image.depth = 1; 3806104c370SDaniel Vetter cursor.rop = ROP_XOR; 3816104c370SDaniel Vetter 3826104c370SDaniel Vetter if (info->fbops->fb_cursor) 3836104c370SDaniel Vetter err = info->fbops->fb_cursor(info, &cursor); 3846104c370SDaniel Vetter 3856104c370SDaniel Vetter if (err) 3866104c370SDaniel Vetter soft_cursor(info, &cursor); 3876104c370SDaniel Vetter 3886104c370SDaniel Vetter ops->cursor_reset = 0; 3896104c370SDaniel Vetter } 3906104c370SDaniel Vetter 3916104c370SDaniel Vetter static int bit_update_start(struct fb_info *info) 3926104c370SDaniel Vetter { 3936104c370SDaniel Vetter struct fbcon_ops *ops = info->fbcon_par; 3946104c370SDaniel Vetter int err; 3956104c370SDaniel Vetter 3966104c370SDaniel Vetter err = fb_pan_display(info, &ops->var); 3976104c370SDaniel Vetter ops->var.xoffset = info->var.xoffset; 3986104c370SDaniel Vetter ops->var.yoffset = info->var.yoffset; 3996104c370SDaniel Vetter ops->var.vmode = info->var.vmode; 4006104c370SDaniel Vetter return err; 4016104c370SDaniel Vetter } 4026104c370SDaniel Vetter 4036104c370SDaniel Vetter void fbcon_set_bitops(struct fbcon_ops *ops) 4046104c370SDaniel Vetter { 4056104c370SDaniel Vetter ops->bmove = bit_bmove; 4066104c370SDaniel Vetter ops->clear = bit_clear; 4076104c370SDaniel Vetter ops->putcs = bit_putcs; 4086104c370SDaniel Vetter ops->clear_margins = bit_clear_margins; 4096104c370SDaniel Vetter ops->cursor = bit_cursor; 4106104c370SDaniel Vetter ops->update_start = bit_update_start; 4116104c370SDaniel Vetter ops->rotate_font = NULL; 4126104c370SDaniel Vetter 4136104c370SDaniel Vetter if (ops->rotate) 4146104c370SDaniel Vetter fbcon_set_rotate(ops); 4156104c370SDaniel Vetter } 4166104c370SDaniel Vetter 4176104c370SDaniel Vetter EXPORT_SYMBOL(fbcon_set_bitops); 4186104c370SDaniel Vetter 419