37 					 const struct fb_address *src)  in fb_copy_offset_masked()  argument
39 	fb_modify_offset(fb_read_offset(offset, src), mask, offset, dst);  in fb_copy_offset_masked()
44 				  const struct fb_address *src)  in fb_copy_offset()  argument
46 	fb_write_offset(fb_read_offset(offset, src), offset, dst);  in fb_copy_offset()
51 				       const struct fb_address *src,  in fb_copy_aligned_fwd()  argument
66 			fb_copy_offset(0, dst, src);  in fb_copy_aligned_fwd()
68 			fb_copy_offset_masked(last, 0, dst, src);  in fb_copy_aligned_fwd()
75 			fb_copy_offset_masked(first, 0, dst, src);  in fb_copy_aligned_fwd()
80 			fb_copy_offset(offset + 0, dst, src);  in fb_copy_aligned_fwd()
81 			fb_copy_offset(offset + 1, dst, src);  in fb_copy_aligned_fwd()
82 			fb_copy_offset(offset + 2, dst, src);  in fb_copy_aligned_fwd()
83 			fb_copy_offset(offset + 3, dst, src);  in fb_copy_aligned_fwd()
87 			fb_copy_offset(offset++, dst, src);  in fb_copy_aligned_fwd()
91 			fb_copy_offset_masked(last, offset, dst, src);  in fb_copy_aligned_fwd()
97 				       const struct fb_address *src,  in fb_copy_aligned_rev()  argument
110 			fb_copy_offset(0, dst, src);  in fb_copy_aligned_rev()
112 			fb_copy_offset_masked(first, 0, dst, src);  in fb_copy_aligned_rev()
121 			fb_copy_offset_masked(last, end, dst, src);  in fb_copy_aligned_rev()
125 			fb_copy_offset(end - 1, dst, src);  in fb_copy_aligned_rev()
126 			fb_copy_offset(end - 2, dst, src);  in fb_copy_aligned_rev()
127 			fb_copy_offset(end - 3, dst, src);  in fb_copy_aligned_rev()
128 			fb_copy_offset(end - 4, dst, src);  in fb_copy_aligned_rev()
132 			fb_copy_offset(--end, dst, src);  in fb_copy_aligned_rev()
136 			fb_copy_offset_masked(first, 0, dst, src);  in fb_copy_aligned_rev()
140 static inline void fb_copy_aligned(struct fb_address *dst, struct fb_address *src,  in fb_copy_aligned()  argument
146 			fb_copy_aligned_rev(dst, src, width + dst->bits, reverse);  in fb_copy_aligned()
148 			fb_address_backward(src, bits_per_line);  in fb_copy_aligned()
152 			fb_copy_aligned_fwd(dst, src, width + dst->bits, reverse);  in fb_copy_aligned()
154 			fb_address_forward(src, bits_per_line);  in fb_copy_aligned()
159 					const struct fb_address *src, int width,  in fb_copy_fwd()  argument
172 	shift = dst->bits - src->bits;  in fb_copy_fwd()
180 			d0 = fb_left(reorder(fb_read_offset(-1, src), reverse), left);  in fb_copy_fwd()
181 			if (src->bits + width > BITS_PER_LONG)  in fb_copy_fwd()
182 				d0 |= fb_right(reorder(fb_read_offset(0, src), reverse), right);  in fb_copy_fwd()
189 			d0 = fb_right(reorder(fb_read_offset(0, src), reverse), right);  in fb_copy_fwd()
198 			d0 = reorder(fb_read_offset(-1, src), reverse);  in fb_copy_fwd()
204 			d1 = reorder(fb_read_offset(0, src), reverse);  in fb_copy_fwd()
214 				d1 = fb_read_offset(offset + 0, src);  in fb_copy_fwd()
218 				d1 = fb_read_offset(offset + 1, src);  in fb_copy_fwd()
222 				d1 = fb_read_offset(offset + 2, src);  in fb_copy_fwd()
226 				d1 = fb_read_offset(offset + 3, src);  in fb_copy_fwd()
234 			d1 = reorder(fb_read_offset(offset, src), reverse);  in fb_copy_fwd()
244 			if (src->bits + width  in fb_copy_fwd()
246 				d0 |= fb_right(reorder(fb_read_offset(offset, src), reverse),  in fb_copy_fwd()
254 					const struct fb_address *src, int end,  in fb_copy_rev()  argument
266 	shift = dst->bits - src->bits;  in fb_copy_rev()
276 			d0 = fb_right(reorder(fb_read_offset(1, src), reverse), right);  in fb_copy_rev()
277 			if (src->bits > left)  in fb_copy_rev()
278 				d0 |= fb_left(reorder(fb_read_offset(0, src), reverse), left);  in fb_copy_rev()
281 			d0 = fb_left(reorder(fb_read_offset(0, src), reverse), left);  in fb_copy_rev()
282 			if (src->bits + end - dst->bits > BITS_PER_LONG)  in fb_copy_rev()
283 				d0 |= fb_right(reorder(fb_read_offset(1, src), reverse), right);  in fb_copy_rev()
297 			d0 = fb_right(reorder(fb_read_offset(end + 1, src), reverse), right);  in fb_copy_rev()
302 		d1 = reorder(fb_read_offset(end, src), reverse);  in fb_copy_rev()
311 				d1 = fb_read_offset(end - 1, src);  in fb_copy_rev()
315 				d1 = fb_read_offset(end - 2, src);  in fb_copy_rev()
319 				d1 = fb_read_offset(end - 3, src);  in fb_copy_rev()
323 				d1 = fb_read_offset(end - 4, src);  in fb_copy_rev()
332 			d1 = reorder(fb_read_offset(end, src), reverse);  in fb_copy_rev()
341 			if (src->bits > left)  in fb_copy_rev()
342 				d0 |= fb_left(reorder(fb_read_offset(0, src), reverse), left);  in fb_copy_rev()
348 static __always_inline void fb_copy(struct fb_address *dst, struct fb_address *src,  in fb_copy()  argument
356 			int move = src->bits < dst->bits ? -1 : 0;  in fb_copy()
358 			fb_address_move_long(src, move);  in fb_copy()
359 			fb_copy_rev(dst, src, width + dst->bits, reorder, reverse);  in fb_copy()
361 			fb_address_backward(src, bits_per_line);  in fb_copy()
362 			fb_address_move_long(src, -move);  in fb_copy()
366 			int move = src->bits > dst->bits ? 1 : 0;  in fb_copy()
368 			fb_address_move_long(src, move);  in fb_copy()
369 			fb_copy_fwd(dst, src, width, reorder, reverse);  in fb_copy()
371 			fb_address_forward(src, bits_per_line);  in fb_copy()
372 			fb_address_move_long(src, -move);  in fb_copy()
386 	struct fb_address src = dst;  in fb_copyarea()  local
394 	fb_address_forward(&src, sy*bits_per_line + area->sx*bpp);  in fb_copyarea()
396 	if (src.bits == dst.bits)  in fb_copyarea()
397 		fb_copy_aligned(&dst, &src, width, height, bits_per_line, reverse, rev_copy);  in fb_copyarea()
399 				     !((src.bits ^ dst.bits) & (BITS_PER_BYTE-1)))) {  in fb_copyarea()
400 		fb_copy(&dst, &src, width, height, bits_per_line,  in fb_copyarea()
403 		fb_copy(&dst, &src, width, height, bits_per_line,  in fb_copyarea()