209  * Given a 64-bit response, decode to our card SCR structure.
213 	struct sd_scr *scr = &card->scr;  in mmc_decode_scr()  local
222 		pr_err("%s: unrecognised SCR structure version %d\n",  in mmc_decode_scr()
227 	scr->sda_vsn = UNSTUFF_BITS(resp, 56, 4);  in mmc_decode_scr()
228 	scr->bus_widths = UNSTUFF_BITS(resp, 48, 4);  in mmc_decode_scr()
229 	if (scr->sda_vsn == SCR_SPEC_VER_2)  in mmc_decode_scr()
231 		scr->sda_spec3 = UNSTUFF_BITS(resp, 47, 1);  in mmc_decode_scr()
233 	if (scr->sda_spec3) {  in mmc_decode_scr()
234 		scr->sda_spec4 = UNSTUFF_BITS(resp, 42, 1);  in mmc_decode_scr()
235 		scr->sda_specx = UNSTUFF_BITS(resp, 38, 4);  in mmc_decode_scr()
243 	if (scr->sda_spec4)  in mmc_decode_scr()
244 		scr->cmds = UNSTUFF_BITS(resp, 32, 4);  in mmc_decode_scr()
245 	else if (scr->sda_spec3)  in mmc_decode_scr()
246 		scr->cmds = UNSTUFF_BITS(resp, 32, 2);  in mmc_decode_scr()
249 	if (!(scr->bus_widths & SD_SCR_BUS_WIDTH_1) ||  in mmc_decode_scr()
250 	    !(scr->bus_widths & SD_SCR_BUS_WIDTH_4)) {  in mmc_decode_scr()
297 		if (au <= 9 || card->scr.sda_spec3) {  in mmc_read_ssr()
317 	card->erase_arg = (card->scr.sda_specx && discard_support) ?  in mmc_read_ssr()
331 	if (card->scr.sda_vsn < SCR_SPEC_VER_1)  in mmc_read_switch()
368 	if (card->scr.sda_spec3) {  in mmc_read_switch()
389 	if (card->scr.sda_vsn < SCR_SPEC_VER_1)  in mmc_sd_switch_hs()
698 MMC_DEV_ATTR(scr, "%08x%08x\n", card->raw_scr[0], card->raw_scr[1]);
935 		 * Fetch SCR from card.  in mmc_sd_setup_card()
1250 	if (!(card->scr.cmds & SD_SCR_CMD48_SUPPORT))  in sd_read_ext_regs()
1536 			(card->scr.bus_widths & SD_SCR_BUS_WIDTH_4)) {  in mmc_sd_init_card()