199  * Given a 64-bit response, decode to our card SCR structure.
203 	struct sd_scr *scr = &card->scr;  in mmc_decode_scr()  local
212 		pr_err("%s: unrecognised SCR structure version %d\n",  in mmc_decode_scr()
217 	scr->sda_vsn = UNSTUFF_BITS(resp, 56, 4);  in mmc_decode_scr()
218 	scr->bus_widths = UNSTUFF_BITS(resp, 48, 4);  in mmc_decode_scr()
219 	if (scr->sda_vsn == SCR_SPEC_VER_2)  in mmc_decode_scr()
221 		scr->sda_spec3 = UNSTUFF_BITS(resp, 47, 1);  in mmc_decode_scr()
223 	if (scr->sda_spec3) {  in mmc_decode_scr()
224 		scr->sda_spec4 = UNSTUFF_BITS(resp, 42, 1);  in mmc_decode_scr()
225 		scr->sda_specx = UNSTUFF_BITS(resp, 38, 4);  in mmc_decode_scr()
233 	if (scr->sda_spec4)  in mmc_decode_scr()
234 		scr->cmds = UNSTUFF_BITS(resp, 32, 4);  in mmc_decode_scr()
235 	else if (scr->sda_spec3)  in mmc_decode_scr()
236 		scr->cmds = UNSTUFF_BITS(resp, 32, 2);  in mmc_decode_scr()
239 	if (!(scr->bus_widths & SD_SCR_BUS_WIDTH_1) ||  in mmc_decode_scr()
240 	    !(scr->bus_widths & SD_SCR_BUS_WIDTH_4)) {  in mmc_decode_scr()
287 		if (au <= 9 || card->scr.sda_spec3) {  in mmc_read_ssr()
307 	card->erase_arg = (card->scr.sda_specx && discard_support) ?  in mmc_read_ssr()
321 	if (card->scr.sda_vsn < SCR_SPEC_VER_1)  in mmc_read_switch()
358 	if (card->scr.sda_spec3) {  in mmc_read_switch()
379 	if (card->scr.sda_vsn < SCR_SPEC_VER_1)  in mmc_sd_switch_hs()
688 MMC_DEV_ATTR(scr, "%08x%08x\n", card->raw_scr[0], card->raw_scr[1]);
926 		 * Fetch SCR from card.  in mmc_sd_setup_card()
1240 	if (!(card->scr.cmds & SD_SCR_CMD48_SUPPORT))  in sd_read_ext_regs()
1522 			(card->scr.bus_widths & SD_SCR_BUS_WIDTH_4)) {  in mmc_sd_init_card()