195  * Given a 64-bit response, decode to our card SCR structure.
199 	struct sd_scr *scr = &card->scr;  in mmc_decode_scr()  local
208 		pr_err("%s: unrecognised SCR structure version %d\n",  in mmc_decode_scr()
213 	scr->sda_vsn = unstuff_bits(resp, 56, 4);  in mmc_decode_scr()
214 	scr->bus_widths = unstuff_bits(resp, 48, 4);  in mmc_decode_scr()
215 	if (scr->sda_vsn == SCR_SPEC_VER_2)  in mmc_decode_scr()
217 		scr->sda_spec3 = unstuff_bits(resp, 47, 1);  in mmc_decode_scr()
219 	if (scr->sda_spec3) {  in mmc_decode_scr()
220 		scr->sda_spec4 = unstuff_bits(resp, 42, 1);  in mmc_decode_scr()
221 		scr->sda_specx = unstuff_bits(resp, 38, 4);  in mmc_decode_scr()
229 	if (scr->sda_spec4)  in mmc_decode_scr()
230 		scr->cmds = unstuff_bits(resp, 32, 4);  in mmc_decode_scr()
231 	else if (scr->sda_spec3)  in mmc_decode_scr()
232 		scr->cmds = unstuff_bits(resp, 32, 2);  in mmc_decode_scr()
235 	if (!(scr->bus_widths & SD_SCR_BUS_WIDTH_1) ||  in mmc_decode_scr()
236 	    !(scr->bus_widths & SD_SCR_BUS_WIDTH_4)) {  in mmc_decode_scr()
283 		if (au <= 9 || card->scr.sda_spec3) {  in mmc_read_ssr()
303 	card->erase_arg = (card->scr.sda_specx && discard_support) ?  in mmc_read_ssr()
317 	if (card->scr.sda_vsn < SCR_SPEC_VER_1)  in mmc_read_switch()
354 	if (card->scr.sda_spec3) {  in mmc_read_switch()
375 	if (card->scr.sda_vsn < SCR_SPEC_VER_1)  in mmc_sd_switch_hs()
687 MMC_DEV_ATTR(scr, "%08x%08x\n", card->raw_scr[0], card->raw_scr[1]);
924 		 * Fetch SCR from card.  in mmc_sd_setup_card()
1239 	if (!(card->scr.cmds & SD_SCR_CMD48_SUPPORT))  in sd_read_ext_regs()
1525 			(card->scr.bus_widths & SD_SCR_BUS_WIDTH_4)) {  in mmc_sd_init_card()