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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * linux/drivers/mmc/core/mmc_ops.h4 *5 * Copyright 2006-2007 Pierre Ossman6 */7 8#ifndef _MMC_MMC_OPS_H9#define _MMC_MMC_OPS_H10 11#include <linux/types.h>12 13enum mmc_busy_cmd {14 MMC_BUSY_CMD6,15 MMC_BUSY_ERASE,16 MMC_BUSY_HPI,17 MMC_BUSY_EXTR_SINGLE,18 MMC_BUSY_IO,19};20 21struct mmc_host;22struct mmc_card;23struct mmc_command;24 25int mmc_select_card(struct mmc_card *card);26int mmc_deselect_cards(struct mmc_host *host);27int mmc_set_dsr(struct mmc_host *host);28int mmc_go_idle(struct mmc_host *host);29int mmc_send_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr);30int mmc_set_relative_addr(struct mmc_card *card);31int mmc_send_adtc_data(struct mmc_card *card, struct mmc_host *host, u32 opcode,32 u32 args, void *buf, unsigned len);33int mmc_send_csd(struct mmc_card *card, u32 *csd);34int __mmc_send_status(struct mmc_card *card, u32 *status, unsigned int retries);35int mmc_send_cid(struct mmc_host *host, u32 *cid);36int mmc_spi_read_ocr(struct mmc_host *host, int highcap, u32 *ocrp);37int mmc_spi_set_crc(struct mmc_host *host, int use_crc);38int mmc_bus_test(struct mmc_card *card, u8 bus_width);39int mmc_can_ext_csd(struct mmc_card *card);40int mmc_switch_status(struct mmc_card *card, bool crc_err_fatal);41bool mmc_prepare_busy_cmd(struct mmc_host *host, struct mmc_command *cmd,42 unsigned int timeout_ms);43int __mmc_poll_for_busy(struct mmc_host *host, unsigned int period_us,44 unsigned int timeout_ms,45 int (*busy_cb)(void *cb_data, bool *busy),46 void *cb_data);47int mmc_poll_for_busy(struct mmc_card *card, unsigned int timeout_ms,48 bool retry_crc_err, enum mmc_busy_cmd busy_cmd);49int __mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,50 unsigned int timeout_ms, unsigned char timing,51 bool send_status, bool retry_crc_err, unsigned int retries);52int mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,53 unsigned int timeout_ms);54void mmc_run_bkops(struct mmc_card *card);55int mmc_cmdq_enable(struct mmc_card *card);56int mmc_cmdq_disable(struct mmc_card *card);57int mmc_sanitize(struct mmc_card *card, unsigned int timeout_ms);58 59static inline u32 unstuff_bits(const u32 *resp, int start, int size)60{61 const int __size = size;62 const u32 __mask = (__size < 32 ? 1 << __size : 0) - 1;63 const int __off = 3 - (start / 32);64 const int __shft = start & 31;65 u32 __res = resp[__off] >> __shft;66 67 if (__size + __shft > 32)68 __res |= resp[__off - 1] << ((32 - __shft) % 32);69 70 return __res & __mask;71}72 73#endif74 75