Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Antonino A. Daplas | 2455 | 94.42% | 5 | 22.73% |
Helge Deller | 90 | 3.46% | 1 | 4.55% |
Tetsuo Handa | 10 | 0.38% | 1 | 4.55% |
Jiri Slaby | 10 | 0.38% | 3 | 13.64% |
Kees Cook | 6 | 0.23% | 1 | 4.55% |
Jiri Slaby (SUSE) | 6 | 0.23% | 2 | 9.09% |
James Simmons | 5 | 0.19% | 1 | 4.55% |
Linus Torvalds (pre-git) | 4 | 0.15% | 2 | 9.09% |
David Lechner | 4 | 0.15% | 1 | 4.55% |
Claudio Suarez | 4 | 0.15% | 1 | 4.55% |
Thomas Pfaff | 2 | 0.08% | 1 | 4.55% |
Benjamin Herrenschmidt | 2 | 0.08% | 1 | 4.55% |
Linus Torvalds | 1 | 0.04% | 1 | 4.55% |
Adrian Bunk | 1 | 0.04% | 1 | 4.55% |
Total | 2600 | 22 |
/* * linux/drivers/video/console/fbcon_ccw.c -- Software Rotation - 270 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 270 degrees */ static void ccw_update_attr(u8 *dst, u8 *src, int attribute, struct vc_data *vc) { int i, j, offset = (vc->vc_font.height < 10) ? 1 : 2; int width = (vc->vc_font.height + 7) >> 3; int mod = vc->vc_font.height % 8; u8 c, msk = ~(0xff << offset), msk1 = 0; if (mod) msk <<= (8 - mod); if (offset > mod) msk1 |= 0x01; for (i = 0; i < vc->vc_font.width; i++) { for (j = 0; j < width; j++) { c = *src; if (attribute & FBCON_ATTRIBUTE_UNDERLINE) { if (j == width - 1) c |= msk; if (msk1 && j == width - 2) c |= msk1; } if (attribute & FBCON_ATTRIBUTE_BOLD && i) *(dst - width) |= c; if (attribute & FBCON_ATTRIBUTE_REVERSE) c = ~c; src++; *dst++ = c; } } } static void ccw_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); area.sx = sy * vc->vc_font.height; area.sy = vyres - ((sx + width) * vc->vc_font.width); area.dx = dy * vc->vc_font.height; area.dy = vyres - ((dx + width) * vc->vc_font.width); area.width = height * vc->vc_font.height; area.height = width * vc->vc_font.width; info->fbops->fb_copyarea(info, &area); } static void ccw_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); region.color = attr_bgcol_ec(bgshift,vc,info); region.dx = sy * vc->vc_font.height; region.dy = vyres - ((sx + width) * vc->vc_font.width); region.height = width * vc->vc_font.width; region.width = height * vc->vc_font.height; region.rop = ROP_COPY; info->fbops->fb_fillrect(info, ®ion); } static inline void ccw_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.height + 7) >> 3; u8 *src; while (cnt--) { src = ops->fontbuffer + (scr_readw(s--) & charmask)*cellsize; if (attr) { ccw_update_attr(buf, src, attr, vc); src = buf; } if (likely(idx == 1)) __fb_pad_aligned_buffer(dst, d_pitch, src, idx, vc->vc_font.width); else fb_pad_aligned_buffer(dst, d_pitch, src, idx, vc->vc_font.width); dst += d_pitch * vc->vc_font.width; } info->fbops->fb_imageblit(info, image); } static void ccw_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.height + 7)/8; u32 cellsize = width * vc->vc_font.width; u32 maxcnt = info->pixmap.size/cellsize; u32 scan_align = info->pixmap.scan_align - 1; u32 buf_align = info->pixmap.buf_align - 1; u32 cnt, pitch, size; u32 attribute = get_attribute(info, scr_readw(s)); u8 *dst, *buf = NULL; u32 vyres = GETVYRES(ops->p, info); if (!ops->fontbuffer) return; image.fg_color = fg; image.bg_color = bg; image.dx = yy * vc->vc_font.height; image.dy = vyres - ((xx + count) * vc->vc_font.width); image.width = 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.height = 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; ccw_putcs_aligned(vc, info, s, attribute, cnt, pitch, width, cellsize, &image, buf, dst); image.dy += image.height; count -= cnt; s -= 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 ccw_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.yres - (vc->vc_cols*cw); unsigned int bh = info->var.xres - (vc->vc_rows*ch); unsigned int bs = vc->vc_rows*ch; struct fb_fillrect region; region.color = color; region.rop = ROP_COPY; if ((int) rw > 0 && !bottom_only) { region.dx = 0; region.dy = info->var.yoffset; region.height = rw; region.width = info->var.xres_virtual; info->fbops->fb_fillrect(info, ®ion); } if ((int) bh > 0) { region.dx = info->var.xoffset + bs; region.dy = 0; region.height = info->var.yres_virtual; region.width = bh; info->fbops->fb_fillrect(info, ®ion); } } static void ccw_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.height + 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); 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.width)); 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.width, GFP_ATOMIC); if (!dst) return; kfree(ops->cursor_data); ops->cursor_data = dst; ccw_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.width || ops->cursor_state.image.width != vc->vc_font.height || ops->cursor_reset) { ops->cursor_state.image.height = vc->vc_font.width; ops->cursor_state.image.width = vc->vc_font.height; cursor.set |= FB_CUR_SETSIZE; } dx = y * vc->vc_font.height; dy = vyres - ((vc->state.x + 1) * 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 *tmp, *mask = kmalloc_array(w, vc->vc_font.width, GFP_ATOMIC); int cur_height, size, i = 0; int width = (vc->vc_font.width + 7)/8; if (!mask) return; tmp = kmalloc_array(width, vc->vc_font.height, GFP_ATOMIC); if (!tmp) { kfree(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 = (vc->vc_font.height - cur_height) * width; while (size--) tmp[i++] = 0; size = cur_height * width; while (size--) tmp[i++] = 0xff; memset(mask, 0, w * vc->vc_font.width); rotate_ccw(tmp, mask, vc->vc_font.width, vc->vc_font.height); kfree(tmp); } 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 ccw_update_start(struct fb_info *info) { struct fbcon_ops *ops = info->fbcon_par; u32 yoffset; u32 vyres = GETVYRES(ops->p, info); int err; yoffset = (vyres - info->var.yres) - ops->var.xoffset; ops->var.xoffset = ops->var.yoffset; 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_ccw(struct fbcon_ops *ops) { ops->bmove = ccw_bmove; ops->clear = ccw_clear; ops->putcs = ccw_putcs; ops->clear_margins = ccw_clear_margins; ops->cursor = ccw_cursor; ops->update_start = ccw_update_start; }
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