Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Antonino A. Daplas | 2625 | 93.22% | 4 | 21.05% |
Helge Deller | 132 | 4.69% | 1 | 5.26% |
Knut Petersen | 11 | 0.39% | 1 | 5.26% |
Jiri Slaby | 10 | 0.36% | 3 | 15.79% |
Tetsuo Handa | 10 | 0.36% | 1 | 5.26% |
Claudio Suarez | 8 | 0.28% | 1 | 5.26% |
Jiri Slaby (SUSE) | 6 | 0.21% | 2 | 10.53% |
Kees Cook | 4 | 0.14% | 1 | 5.26% |
David Lechner | 4 | 0.14% | 1 | 5.26% |
Linus Torvalds (pre-git) | 2 | 0.07% | 1 | 5.26% |
Thomas Pfaff | 2 | 0.07% | 1 | 5.26% |
Adrian Bunk | 1 | 0.04% | 1 | 5.26% |
Linus Torvalds | 1 | 0.04% | 1 | 5.26% |
Total | 2816 | 19 |
/* * linux/drivers/video/console/fbcon_ud.c -- Software Rotation - 180 degrees * * Copyright (C) 2005 Antonino Daplas <adaplas @pol.net> * * This file is subject to the terms and conditions of the GNU General Public * License. See the file COPYING in the main directory of this archive for * more details. */ #include <linux/module.h> #include <linux/slab.h> #include <linux/string.h> #include <linux/fb.h> #include <linux/vt_kern.h> #include <linux/console.h> #include <asm/types.h> #include "fbcon.h" #include "fbcon_rotate.h" /* * Rotation 180 degrees */ static void ud_update_attr(u8 *dst, u8 *src, int attribute, struct vc_data *vc) { int i, offset = (vc->vc_font.height < 10) ? 1 : 2; int width = (vc->vc_font.width + 7) >> 3; unsigned int cellsize = vc->vc_font.height * width; u8 c; offset = offset * width; for (i = 0; i < cellsize; i++) { c = src[i]; if (attribute & FBCON_ATTRIBUTE_UNDERLINE && i < offset) c = 0xff; if (attribute & FBCON_ATTRIBUTE_BOLD) c |= c << 1; if (attribute & FBCON_ATTRIBUTE_REVERSE) c = ~c; dst[i] = c; } } static void ud_bmove(struct vc_data *vc, struct fb_info *info, int sy, int sx, int dy, int dx, int height, int width) { struct fbcon_ops *ops = info->fbcon_par; struct fb_copyarea area; u32 vyres = GETVYRES(ops->p, info); u32 vxres = GETVXRES(ops->p, info); area.sy = vyres - ((sy + height) * vc->vc_font.height); area.sx = vxres - ((sx + width) * vc->vc_font.width); area.dy = vyres - ((dy + height) * vc->vc_font.height); area.dx = vxres - ((dx + width) * vc->vc_font.width); area.height = height * vc->vc_font.height; area.width = width * vc->vc_font.width; info->fbops->fb_copyarea(info, &area); } static void ud_clear(struct vc_data *vc, struct fb_info *info, int sy, int sx, int height, int width) { struct fbcon_ops *ops = info->fbcon_par; struct fb_fillrect region; int bgshift = (vc->vc_hi_font_mask) ? 13 : 12; u32 vyres = GETVYRES(ops->p, info); u32 vxres = GETVXRES(ops->p, info); region.color = attr_bgcol_ec(bgshift,vc,info); region.dy = vyres - ((sy + height) * vc->vc_font.height); region.dx = vxres - ((sx + width) * vc->vc_font.width); region.width = width * vc->vc_font.width; region.height = height * vc->vc_font.height; region.rop = ROP_COPY; info->fbops->fb_fillrect(info, ®ion); } static inline void ud_putcs_aligned(struct vc_data *vc, struct fb_info *info, const u16 *s, u32 attr, u32 cnt, u32 d_pitch, u32 s_pitch, u32 cellsize, struct fb_image *image, u8 *buf, u8 *dst) { struct fbcon_ops *ops = info->fbcon_par; u16 charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff; u32 idx = vc->vc_font.width >> 3; u8 *src; while (cnt--) { src = ops->fontbuffer + (scr_readw(s--) & charmask)*cellsize; if (attr) { ud_update_attr(buf, src, attr, vc); src = buf; } if (likely(idx == 1)) __fb_pad_aligned_buffer(dst, d_pitch, src, idx, image->height); else fb_pad_aligned_buffer(dst, d_pitch, src, idx, image->height); dst += s_pitch; } info->fbops->fb_imageblit(info, image); } static inline void ud_putcs_unaligned(struct vc_data *vc, struct fb_info *info, const u16 *s, u32 attr, u32 cnt, u32 d_pitch, u32 s_pitch, u32 cellsize, struct fb_image *image, u8 *buf, u8 *dst) { struct fbcon_ops *ops = info->fbcon_par; u16 charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff; u32 shift_low = 0, mod = vc->vc_font.width % 8; u32 shift_high = 8; u32 idx = vc->vc_font.width >> 3; u8 *src; while (cnt--) { src = ops->fontbuffer + (scr_readw(s--) & charmask)*cellsize; if (attr) { ud_update_attr(buf, src, attr, vc); src = buf; } fb_pad_unaligned_buffer(dst, d_pitch, src, idx, image->height, shift_high, shift_low, mod); shift_low += mod; dst += (shift_low >= 8) ? s_pitch : s_pitch - 1; shift_low &= 7; shift_high = 8 - shift_low; } info->fbops->fb_imageblit(info, image); } static void ud_putcs(struct vc_data *vc, struct fb_info *info, const unsigned short *s, int count, int yy, int xx, int fg, int bg) { struct fb_image image; struct fbcon_ops *ops = info->fbcon_par; u32 width = (vc->vc_font.width + 7)/8; u32 cellsize = width * vc->vc_font.height; u32 maxcnt = info->pixmap.size/cellsize; u32 scan_align = info->pixmap.scan_align - 1; u32 buf_align = info->pixmap.buf_align - 1; u32 mod = vc->vc_font.width % 8, cnt, pitch, size; u32 attribute = get_attribute(info, scr_readw(s)); u8 *dst, *buf = NULL; u32 vyres = GETVYRES(ops->p, info); u32 vxres = GETVXRES(ops->p, info); if (!ops->fontbuffer) return; image.fg_color = fg; image.bg_color = bg; image.dy = vyres - ((yy * vc->vc_font.height) + vc->vc_font.height); image.dx = vxres - ((xx + count) * vc->vc_font.width); image.height = vc->vc_font.height; image.depth = 1; if (attribute) { buf = kmalloc(cellsize, GFP_KERNEL); if (!buf) return; } s += count - 1; while (count) { if (count > maxcnt) cnt = maxcnt; else cnt = count; image.width = vc->vc_font.width * cnt; pitch = ((image.width + 7) >> 3) + scan_align; pitch &= ~scan_align; size = pitch * image.height + buf_align; size &= ~buf_align; dst = fb_get_buffer_offset(info, &info->pixmap, size); image.data = dst; if (!mod) ud_putcs_aligned(vc, info, s, attribute, cnt, pitch, width, cellsize, &image, buf, dst); else ud_putcs_unaligned(vc, info, s, attribute, cnt, pitch, width, cellsize, &image, buf, dst); image.dx += image.width; count -= cnt; s -= cnt; xx += cnt; } /* buf is always NULL except when in monochrome mode, so in this case it's a gain to check buf against NULL even though kfree() handles NULL pointers just fine */ if (unlikely(buf)) kfree(buf); } static void ud_clear_margins(struct vc_data *vc, struct fb_info *info, int color, int bottom_only) { unsigned int cw = vc->vc_font.width; unsigned int ch = vc->vc_font.height; unsigned int rw = info->var.xres - (vc->vc_cols*cw); unsigned int bh = info->var.yres - (vc->vc_rows*ch); struct fb_fillrect region; region.color = color; region.rop = ROP_COPY; if ((int) rw > 0 && !bottom_only) { region.dy = 0; region.dx = info->var.xoffset; region.width = rw; region.height = info->var.yres_virtual; info->fbops->fb_fillrect(info, ®ion); } if ((int) bh > 0) { region.dy = info->var.yoffset; region.dx = info->var.xoffset; region.height = bh; region.width = info->var.xres; info->fbops->fb_fillrect(info, ®ion); } } static void ud_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; struct fbcon_ops *ops = info->fbcon_par; unsigned short charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff; int w = (vc->vc_font.width + 7) >> 3, c; int y = real_y(ops->p, vc->state.y); int attribute, use_sw = vc->vc_cursor_type & CUR_SW; int err = 1, dx, dy; char *src; u32 vyres = GETVYRES(ops->p, info); u32 vxres = GETVXRES(ops->p, info); if (!ops->fontbuffer) return; cursor.set = 0; c = scr_readw((u16 *) vc->vc_pos); attribute = get_attribute(info, c); src = ops->fontbuffer + ((c & charmask) * (w * vc->vc_font.height)); if (ops->cursor_state.image.data != src || ops->cursor_reset) { ops->cursor_state.image.data = src; cursor.set |= FB_CUR_SETIMAGE; } if (attribute) { u8 *dst; dst = kmalloc_array(w, vc->vc_font.height, GFP_ATOMIC); if (!dst) return; kfree(ops->cursor_data); ops->cursor_data = dst; ud_update_attr(dst, src, attribute, vc); src = dst; } if (ops->cursor_state.image.fg_color != fg || ops->cursor_state.image.bg_color != bg || ops->cursor_reset) { ops->cursor_state.image.fg_color = fg; ops->cursor_state.image.bg_color = bg; cursor.set |= FB_CUR_SETCMAP; } if (ops->cursor_state.image.height != vc->vc_font.height || ops->cursor_state.image.width != vc->vc_font.width || ops->cursor_reset) { ops->cursor_state.image.height = vc->vc_font.height; ops->cursor_state.image.width = vc->vc_font.width; cursor.set |= FB_CUR_SETSIZE; } dy = vyres - ((y * vc->vc_font.height) + vc->vc_font.height); dx = vxres - ((vc->state.x * vc->vc_font.width) + vc->vc_font.width); if (ops->cursor_state.image.dx != dx || ops->cursor_state.image.dy != dy || ops->cursor_reset) { ops->cursor_state.image.dx = dx; ops->cursor_state.image.dy = dy; cursor.set |= FB_CUR_SETPOS; } if (ops->cursor_state.hot.x || ops->cursor_state.hot.y || ops->cursor_reset) { ops->cursor_state.hot.x = cursor.hot.y = 0; cursor.set |= FB_CUR_SETHOT; } if (cursor.set & FB_CUR_SETSIZE || vc->vc_cursor_type != ops->p->cursor_shape || ops->cursor_state.mask == NULL || ops->cursor_reset) { char *mask = kmalloc_array(w, vc->vc_font.height, GFP_ATOMIC); int cur_height, size, i = 0; u8 msk = 0xff; if (!mask) return; kfree(ops->cursor_state.mask); ops->cursor_state.mask = mask; ops->p->cursor_shape = vc->vc_cursor_type; cursor.set |= FB_CUR_SETSHAPE; switch (CUR_SIZE(ops->p->cursor_shape)) { case CUR_NONE: cur_height = 0; break; case CUR_UNDERLINE: cur_height = (vc->vc_font.height < 10) ? 1 : 2; break; case CUR_LOWER_THIRD: cur_height = vc->vc_font.height/3; break; case CUR_LOWER_HALF: cur_height = vc->vc_font.height >> 1; break; case CUR_TWO_THIRDS: cur_height = (vc->vc_font.height << 1)/3; break; case CUR_BLOCK: default: cur_height = vc->vc_font.height; break; } size = cur_height * w; while (size--) mask[i++] = msk; size = (vc->vc_font.height - cur_height) * w; while (size--) mask[i++] = ~msk; } ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; cursor.image.bg_color = ops->cursor_state.image.bg_color; cursor.image.dx = ops->cursor_state.image.dx; cursor.image.dy = ops->cursor_state.image.dy; cursor.image.height = ops->cursor_state.image.height; cursor.image.width = ops->cursor_state.image.width; cursor.hot.x = ops->cursor_state.hot.x; cursor.hot.y = ops->cursor_state.hot.y; cursor.mask = ops->cursor_state.mask; cursor.enable = ops->cursor_state.enable; cursor.image.depth = 1; cursor.rop = ROP_XOR; if (info->fbops->fb_cursor) err = info->fbops->fb_cursor(info, &cursor); if (err) soft_cursor(info, &cursor); ops->cursor_reset = 0; } static int ud_update_start(struct fb_info *info) { struct fbcon_ops *ops = info->fbcon_par; int xoffset, yoffset; u32 vyres = GETVYRES(ops->p, info); u32 vxres = GETVXRES(ops->p, info); int err; xoffset = vxres - info->var.xres - ops->var.xoffset; yoffset = vyres - info->var.yres - ops->var.yoffset; if (yoffset < 0) yoffset += vyres; ops->var.xoffset = xoffset; ops->var.yoffset = yoffset; err = fb_pan_display(info, &ops->var); ops->var.xoffset = info->var.xoffset; ops->var.yoffset = info->var.yoffset; ops->var.vmode = info->var.vmode; return err; } void fbcon_rotate_ud(struct fbcon_ops *ops) { ops->bmove = ud_bmove; ops->clear = ud_clear; ops->putcs = ud_putcs; ops->clear_margins = ud_clear_margins; ops->cursor = ud_cursor; ops->update_start = ud_update_start; }
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