61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _MMC_CORE_BLOCK_H
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#define _MMC_CORE_BLOCK_H
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struct mmc_queue;
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struct request;
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struct mmc_blk_data {
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spinlock_t lock;
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struct device *parent;
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struct gendisk *disk;
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struct mmc_queue queue;
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struct list_head part;
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struct list_head rpmbs;
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unsigned int flags;
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/* Can do SET_BLOCK_COUNT for multiblock */
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#define MMC_BLK_CMD23 (1 << 0)
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/* MMC Reliable write support */
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#define MMC_BLK_REL_WR (1 << 1)
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unsigned int usage;
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unsigned int read_only;
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unsigned int part_type;
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unsigned int reset_done;
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#define MMC_BLK_READ BIT(0)
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#define MMC_BLK_WRITE BIT(1)
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#define MMC_BLK_DISCARD BIT(2)
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#define MMC_BLK_SECDISCARD BIT(3)
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#define MMC_BLK_CQE_RECOVERY BIT(4)
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/*
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* Only set in main mmc_blk_data associated
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* with mmc_card with dev_set_drvdata, and keeps
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* track of the current selected device partition.
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*/
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unsigned int part_curr;
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struct device_attribute force_ro;
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struct device_attribute power_ro_lock;
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int area_type;
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/* debugfs files (only in main mmc_blk_data) */
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struct dentry *status_dentry;
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struct dentry *ext_csd_dentry;
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};
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void mmc_blk_cqe_recovery(struct mmc_queue *mq);
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enum mmc_issued;
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enum mmc_issued mmc_blk_mq_issue_rq(struct mmc_queue *mq, struct request *req);
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void mmc_blk_mq_complete(struct request *req);
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void mmc_blk_mq_recovery(struct mmc_queue *mq);
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struct work_struct;
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void mmc_blk_mq_complete_work(struct work_struct *work);
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#endif
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