46 bitcpy(struct fb_info *p, unsigned long __iomem *dst, unsigned dst_idx,  in bitcpy()  argument
51 	int const shift = dst_idx-src_idx;  in bitcpy()
58 	memmove((char *)dst + ((dst_idx & (bits - 1))) / 8,  in bitcpy()
63 	first = fb_shifted_pixels_mask_long(p, dst_idx, bswapmask);  in bitcpy()
64 	last = ~fb_shifted_pixels_mask_long(p, (dst_idx+n) % bits, bswapmask);  in bitcpy()
69 		if (dst_idx+n <= bits) {  in bitcpy()
82 				n -= bits - dst_idx;  in bitcpy()
113 		if (dst_idx+n <= bits) {  in bitcpy()
147 				n -= bits - dst_idx;  in bitcpy()
154 				n -= bits - dst_idx;  in bitcpy()
212 bitcpy_rev(struct fb_info *p, unsigned long __iomem *dst, unsigned dst_idx,  in bitcpy_rev()  argument
224 	memmove((char *)dst + ((dst_idx & (bits - 1))) / 8,  in bitcpy_rev()
229 	dst += (dst_idx + n - 1) / bits;  in bitcpy_rev()
231 	dst_idx = (dst_idx + n - 1) % bits;  in bitcpy_rev()
234 	shift = dst_idx-src_idx;  in bitcpy_rev()
236 	first = ~fb_shifted_pixels_mask_long(p, (dst_idx + 1) % bits, bswapmask);  in bitcpy_rev()
237 	last = fb_shifted_pixels_mask_long(p, (bits + dst_idx + 1 - n) % bits, bswapmask);  in bitcpy_rev()
242 		if ((unsigned long)dst_idx+1 >= n) {  in bitcpy_rev()
255 				n -= dst_idx+1;  in bitcpy_rev()
286 		if ((unsigned long)dst_idx+1 >= n) {  in bitcpy_rev()
333 			n -= dst_idx+1;  in bitcpy_rev()
388 	unsigned dst_idx = 0, src_idx = 0, rev_copy = 0;  in cfb_copyarea()  local
408 	dst_idx = src_idx = 8*((unsigned long)p->screen_base & (bytes-1));  in cfb_copyarea()
410 	dst_idx += dy*bits_per_line + dx*p->var.bits_per_pixel;  in cfb_copyarea()
418 			dst_idx -= bits_per_line;  in cfb_copyarea()
420 			bitcpy_rev(p, base + (dst_idx / bits), dst_idx % bits,  in cfb_copyarea()
426 			bitcpy(p, base + (dst_idx / bits), dst_idx % bits,  in cfb_copyarea()
429 			dst_idx += bits_per_line;  in cfb_copyarea()