fbdev/core/bitblit.c

26 			       struct vc_data *vc)
28 	int i, offset = (vc->vc_font.height < 10) ? 1 : 2;
29 	int width = DIV_ROUND_UP(vc->vc_font.width, 8);
30 	unsigned int cellsize = vc->vc_font.height * width;
46 static void bit_bmove(struct vc_data *vc, struct fb_info *info, int sy,
51 	area.sx = sx * vc->vc_font.width;
52 	area.sy = sy * vc->vc_font.height;
53 	area.dx = dx * vc->vc_font.width;
54 	area.dy = dy * vc->vc_font.height;
55 	area.height = height * vc->vc_font.height;
56 	area.width = width * vc->vc_font.width;
61 static void bit_clear(struct vc_data *vc, struct fb_info *info, int sy,
64 	int bgshift = (vc->vc_hi_font_mask) ? 13 : 12;
67 	region.color = attr_bgcol_ec(bgshift, vc, info);
68 	region.dx = sx * vc->vc_font.width;
69 	region.dy = sy * vc->vc_font.height;
70 	region.width = width * vc->vc_font.width;
71 	region.height = height * vc->vc_font.height;
77 static inline void bit_putcs_aligned(struct vc_data *vc, struct fb_info *info,
82 	u16 charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff;
83 	u32 idx = vc->vc_font.width >> 3;
87 		src = vc->vc_font.data + (scr_readw(s++)&
91 			update_attr(buf, src, attr, vc);
108 static inline void bit_putcs_unaligned(struct vc_data *vc,
115 	u16 charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff;
116 	u32 shift_low = 0, mod = vc->vc_font.width % 8;
118 	u32 idx = vc->vc_font.width >> 3;
122 		src = vc->vc_font.data + (scr_readw(s++)&
126 			update_attr(buf, src, attr, vc);
143 static void bit_putcs(struct vc_data *vc, struct fb_info *info,
148 	u32 width = DIV_ROUND_UP(vc->vc_font.width, 8);
149 	u32 cellsize = width * vc->vc_font.height;
153 	u32 mod = vc->vc_font.width % 8, cnt, pitch, size;
159 	image.dx = xx * vc->vc_font.width;
160 	image.dy = yy * vc->vc_font.height;
161 	image.height = vc->vc_font.height;
176 		image.width = vc->vc_font.width * cnt;
185 			bit_putcs_aligned(vc, info, s, attribute, cnt, pitch,
188 			bit_putcs_unaligned(vc, info, s, attribute, cnt,
192 		image.dx += cnt * vc->vc_font.width;
205 static void bit_clear_margins(struct vc_data *vc, struct fb_info *info,
208 	unsigned int cw = vc->vc_font.width;
209 	unsigned int ch = vc->vc_font.height;
210 	unsigned int rw = info->var.xres - (vc->vc_cols*cw);
211 	unsigned int bh = info->var.yres - (vc->vc_rows*ch);
236 static void bit_cursor(struct vc_data *vc, struct fb_info *info, bool enable,
241 	unsigned short charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff;
242 	int w = DIV_ROUND_UP(vc->vc_font.width, 8), c;
243 	int y = real_y(ops->p, vc->state.y);
244 	int attribute, use_sw = vc->vc_cursor_type & CUR_SW;
250 	if (!vc->vc_font.data)
253  	c = scr_readw((u16 *) vc->vc_pos);
255 	src = vc->vc_font.data + ((c & charmask) * (w * vc->vc_font.height));
266 		dst = kmalloc_array(w, vc->vc_font.height, GFP_ATOMIC);
271 		update_attr(dst, src, attribute, vc);
283 	if ((ops->cursor_state.image.dx != (vc->vc_font.width * vc->state.x)) ||
284 	    (ops->cursor_state.image.dy != (vc->vc_font.height * y)) ||
286 		ops->cursor_state.image.dx = vc->vc_font.width * vc->state.x;
287 		ops->cursor_state.image.dy = vc->vc_font.height * y;
291 	if (ops->cursor_state.image.height != vc->vc_font.height ||
292 	    ops->cursor_state.image.width != vc->vc_font.width ||
294 		ops->cursor_state.image.height = vc->vc_font.height;
295 		ops->cursor_state.image.width = vc->vc_font.width;
306 	    vc->vc_cursor_type != ops->p->cursor_shape ||
309 		char *mask = kmalloc_array(w, vc->vc_font.height, GFP_ATOMIC);
319 		ops->p->cursor_shape = vc->vc_cursor_type;
327 			cur_height = (vc->vc_font.height < 10) ? 1 : 2;
330 			cur_height = vc->vc_font.height/3;
333 			cur_height = vc->vc_font.height >> 1;
336 			cur_height = (vc->vc_font.height << 1)/3;
340 			cur_height = vc->vc_font.height;
343 		size = (vc->vc_font.height - cur_height) * w;