1760 static void dw_mci_set_part_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_set_part_bytes()  argument
1762 	memcpy((void *)&host->part_buf, buf, cnt);  in dw_mci_set_part_bytes()
1763 	host->part_buf_count = cnt;  in dw_mci_set_part_bytes()
1767 static int dw_mci_push_part_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_part_bytes()  argument
1769 	cnt = min(cnt, (1 << host->data_shift) - host->part_buf_count);  in dw_mci_push_part_bytes()
1770 	memcpy((void *)&host->part_buf + host->part_buf_count, buf, cnt);  in dw_mci_push_part_bytes()
1771 	host->part_buf_count += cnt;  in dw_mci_push_part_bytes()
1772 	return cnt;  in dw_mci_push_part_bytes()
1776 static int dw_mci_pull_part_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_part_bytes()  argument
1778 	cnt = min(cnt, (int)host->part_buf_count);  in dw_mci_pull_part_bytes()
1779 	if (cnt) {  in dw_mci_pull_part_bytes()
1781 		       cnt);  in dw_mci_pull_part_bytes()
1782 		host->part_buf_count -= cnt;  in dw_mci_pull_part_bytes()
1783 		host->part_buf_start += cnt;  in dw_mci_pull_part_bytes()
1785 	return cnt;  in dw_mci_pull_part_bytes()
1789 static void dw_mci_pull_final_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_final_bytes()  argument
1791 	memcpy(buf, &host->part_buf, cnt);  in dw_mci_pull_final_bytes()
1792 	host->part_buf_start = cnt;  in dw_mci_pull_final_bytes()
1793 	host->part_buf_count = (1 << host->data_shift) - cnt;  in dw_mci_pull_final_bytes()
1796 static void dw_mci_push_data16(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_data16()  argument
1799 	int init_cnt = cnt;  in dw_mci_push_data16()
1803 		int len = dw_mci_push_part_bytes(host, buf, cnt);  in dw_mci_push_data16()
1805 		cnt -= len;  in dw_mci_push_data16()
1813 		while (cnt >= 2) {  in dw_mci_push_data16()
1815 			int len = min(cnt & -2, (int)sizeof(aligned_buf));  in dw_mci_push_data16()
1821 			cnt -= len;  in dw_mci_push_data16()
1830 		for (; cnt >= 2; cnt -= 2)  in dw_mci_push_data16()
1835 	if (cnt) {  in dw_mci_push_data16()
1836 		dw_mci_set_part_bytes(host, buf, cnt);  in dw_mci_push_data16()
1844 static void dw_mci_pull_data16(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data16()  argument
1848 		while (cnt >= 2) {  in dw_mci_pull_data16()
1851 			int len = min(cnt & -2, (int)sizeof(aligned_buf));  in dw_mci_pull_data16()
1859 			cnt -= len;  in dw_mci_pull_data16()
1865 		for (; cnt >= 2; cnt -= 2)  in dw_mci_pull_data16()
1869 	if (cnt) {  in dw_mci_pull_data16()
1871 		dw_mci_pull_final_bytes(host, buf, cnt);  in dw_mci_pull_data16()
1875 static void dw_mci_push_data32(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_data32()  argument
1878 	int init_cnt = cnt;  in dw_mci_push_data32()
1882 		int len = dw_mci_push_part_bytes(host, buf, cnt);  in dw_mci_push_data32()
1884 		cnt -= len;  in dw_mci_push_data32()
1892 		while (cnt >= 4) {  in dw_mci_push_data32()
1894 			int len = min(cnt & -4, (int)sizeof(aligned_buf));  in dw_mci_push_data32()
1900 			cnt -= len;  in dw_mci_push_data32()
1909 		for (; cnt >= 4; cnt -= 4)  in dw_mci_push_data32()
1914 	if (cnt) {  in dw_mci_push_data32()
1915 		dw_mci_set_part_bytes(host, buf, cnt);  in dw_mci_push_data32()
1923 static void dw_mci_pull_data32(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data32()  argument
1927 		while (cnt >= 4) {  in dw_mci_pull_data32()
1930 			int len = min(cnt & -4, (int)sizeof(aligned_buf));  in dw_mci_pull_data32()
1938 			cnt -= len;  in dw_mci_pull_data32()
1944 		for (; cnt >= 4; cnt -= 4)  in dw_mci_pull_data32()
1948 	if (cnt) {  in dw_mci_pull_data32()
1950 		dw_mci_pull_final_bytes(host, buf, cnt);  in dw_mci_pull_data32()
1954 static void dw_mci_push_data64(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_data64()  argument
1957 	int init_cnt = cnt;  in dw_mci_push_data64()
1961 		int len = dw_mci_push_part_bytes(host, buf, cnt);  in dw_mci_push_data64()
1963 		cnt -= len;  in dw_mci_push_data64()
1972 		while (cnt >= 8) {  in dw_mci_push_data64()
1974 			int len = min(cnt & -8, (int)sizeof(aligned_buf));  in dw_mci_push_data64()
1980 			cnt -= len;  in dw_mci_push_data64()
1989 		for (; cnt >= 8; cnt -= 8)  in dw_mci_push_data64()
1994 	if (cnt) {  in dw_mci_push_data64()
1995 		dw_mci_set_part_bytes(host, buf, cnt);  in dw_mci_push_data64()
2003 static void dw_mci_pull_data64(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data64()  argument
2007 		while (cnt >= 8) {  in dw_mci_pull_data64()
2010 			int len = min(cnt & -8, (int)sizeof(aligned_buf));  in dw_mci_pull_data64()
2019 			cnt -= len;  in dw_mci_pull_data64()
2025 		for (; cnt >= 8; cnt -= 8)  in dw_mci_pull_data64()
2029 	if (cnt) {  in dw_mci_pull_data64()
2031 		dw_mci_pull_final_bytes(host, buf, cnt);  in dw_mci_pull_data64()
2035 static void dw_mci_pull_data(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data()  argument
2040 	len = dw_mci_pull_part_bytes(host, buf, cnt);  in dw_mci_pull_data()
2041 	if (unlikely(len == cnt))  in dw_mci_pull_data()
2044 	cnt -= len;  in dw_mci_pull_data()
2047 	host->pull_data(host, buf, cnt);  in dw_mci_pull_data()