1912 static void dw_mci_set_part_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_set_part_bytes()  argument
1914 	memcpy((void *)&host->part_buf, buf, cnt);  in dw_mci_set_part_bytes()
1915 	host->part_buf_count = cnt;  in dw_mci_set_part_bytes()
1919 static int dw_mci_push_part_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_part_bytes()  argument
1921 	cnt = min(cnt, (1 << host->data_shift) - host->part_buf_count);  in dw_mci_push_part_bytes()
1922 	memcpy((void *)&host->part_buf + host->part_buf_count, buf, cnt);  in dw_mci_push_part_bytes()
1923 	host->part_buf_count += cnt;  in dw_mci_push_part_bytes()
1924 	return cnt;  in dw_mci_push_part_bytes()
1928 static int dw_mci_pull_part_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_part_bytes()  argument
1930 	cnt = min_t(int, cnt, host->part_buf_count);  in dw_mci_pull_part_bytes()
1931 	if (cnt) {  in dw_mci_pull_part_bytes()
1933 		       cnt);  in dw_mci_pull_part_bytes()
1934 		host->part_buf_count -= cnt;  in dw_mci_pull_part_bytes()
1935 		host->part_buf_start += cnt;  in dw_mci_pull_part_bytes()
1937 	return cnt;  in dw_mci_pull_part_bytes()
1941 static void dw_mci_pull_final_bytes(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_final_bytes()  argument
1943 	memcpy(buf, &host->part_buf, cnt);  in dw_mci_pull_final_bytes()
1944 	host->part_buf_start = cnt;  in dw_mci_pull_final_bytes()
1945 	host->part_buf_count = (1 << host->data_shift) - cnt;  in dw_mci_pull_final_bytes()
1948 static void dw_mci_push_data16(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_data16()  argument
1951 	int init_cnt = cnt;  in dw_mci_push_data16()
1955 		int len = dw_mci_push_part_bytes(host, buf, cnt);  in dw_mci_push_data16()
1958 		cnt -= len;  in dw_mci_push_data16()
1966 		while (cnt >= 2) {  in dw_mci_push_data16()
1968 			int len = min(cnt & -2, (int)sizeof(aligned_buf));  in dw_mci_push_data16()
1974 			cnt -= len;  in dw_mci_push_data16()
1984 		for (; cnt >= 2; cnt -= 2)  in dw_mci_push_data16()
1989 	if (cnt) {  in dw_mci_push_data16()
1990 		dw_mci_set_part_bytes(host, buf, cnt);  in dw_mci_push_data16()
1998 static void dw_mci_pull_data16(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data16()  argument
2002 		while (cnt >= 2) {  in dw_mci_pull_data16()
2005 			int len = min(cnt & -2, (int)sizeof(aligned_buf));  in dw_mci_pull_data16()
2014 			cnt -= len;  in dw_mci_pull_data16()
2021 		for (; cnt >= 2; cnt -= 2)  in dw_mci_pull_data16()
2025 	if (cnt) {  in dw_mci_pull_data16()
2027 		dw_mci_pull_final_bytes(host, buf, cnt);  in dw_mci_pull_data16()
2031 static void dw_mci_push_data32(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_data32()  argument
2034 	int init_cnt = cnt;  in dw_mci_push_data32()
2038 		int len = dw_mci_push_part_bytes(host, buf, cnt);  in dw_mci_push_data32()
2041 		cnt -= len;  in dw_mci_push_data32()
2049 		while (cnt >= 4) {  in dw_mci_push_data32()
2051 			int len = min(cnt & -4, (int)sizeof(aligned_buf));  in dw_mci_push_data32()
2057 			cnt -= len;  in dw_mci_push_data32()
2067 		for (; cnt >= 4; cnt -= 4)  in dw_mci_push_data32()
2072 	if (cnt) {  in dw_mci_push_data32()
2073 		dw_mci_set_part_bytes(host, buf, cnt);  in dw_mci_push_data32()
2081 static void dw_mci_pull_data32(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data32()  argument
2085 		while (cnt >= 4) {  in dw_mci_pull_data32()
2088 			int len = min(cnt & -4, (int)sizeof(aligned_buf));  in dw_mci_pull_data32()
2097 			cnt -= len;  in dw_mci_pull_data32()
2104 		for (; cnt >= 4; cnt -= 4)  in dw_mci_pull_data32()
2108 	if (cnt) {  in dw_mci_pull_data32()
2110 		dw_mci_pull_final_bytes(host, buf, cnt);  in dw_mci_pull_data32()
2114 static void dw_mci_push_data64(struct dw_mci *host, void *buf, int cnt)  in dw_mci_push_data64()  argument
2117 	int init_cnt = cnt;  in dw_mci_push_data64()
2121 		int len = dw_mci_push_part_bytes(host, buf, cnt);  in dw_mci_push_data64()
2124 		cnt -= len;  in dw_mci_push_data64()
2133 		while (cnt >= 8) {  in dw_mci_push_data64()
2135 			int len = min(cnt & -8, (int)sizeof(aligned_buf));  in dw_mci_push_data64()
2141 			cnt -= len;  in dw_mci_push_data64()
2151 		for (; cnt >= 8; cnt -= 8)  in dw_mci_push_data64()
2156 	if (cnt) {  in dw_mci_push_data64()
2157 		dw_mci_set_part_bytes(host, buf, cnt);  in dw_mci_push_data64()
2165 static void dw_mci_pull_data64(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data64()  argument
2169 		while (cnt >= 8) {  in dw_mci_pull_data64()
2172 			int len = min(cnt & -8, (int)sizeof(aligned_buf));  in dw_mci_pull_data64()
2182 			cnt -= len;  in dw_mci_pull_data64()
2189 		for (; cnt >= 8; cnt -= 8)  in dw_mci_pull_data64()
2193 	if (cnt) {  in dw_mci_pull_data64()
2195 		dw_mci_pull_final_bytes(host, buf, cnt);  in dw_mci_pull_data64()
2199 static void dw_mci_pull_data(struct dw_mci *host, void *buf, int cnt)  in dw_mci_pull_data()  argument
2204 	len = dw_mci_pull_part_bytes(host, buf, cnt);  in dw_mci_pull_data()
2205 	if (unlikely(len == cnt))  in dw_mci_pull_data()
2208 	cnt -= len;  in dw_mci_pull_data()
2211 	host->pull_data(host, buf, cnt);  in dw_mci_pull_data()