Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) #ifndef _SCSI_DISK_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3) #define _SCSI_DISK_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * More than enough for everybody ;)  The huge number of majors
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * is a leftover from 16bit dev_t days, we don't really need that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * much numberspace.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #define SD_MAJORS	16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13)  * Time out in seconds for disks and Magneto-opticals (which are slower).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #define SD_TIMEOUT		(30 * HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #define SD_MOD_TIMEOUT		(75 * HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18)  * Flush timeout is a multiplier over the standard device timeout which is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19)  * user modifiable via sysfs but initially set to SD_TIMEOUT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #define SD_FLUSH_TIMEOUT_MULTIPLIER	2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #define SD_WRITE_SAME_TIMEOUT	(120 * HZ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25)  * Number of allowed retries
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #define SD_MAX_RETRIES		5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define SD_PASSTHROUGH_RETRIES	1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #define SD_MAX_MEDIUM_TIMEOUTS	2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32)  * Size of the initial data buffer for mode and read capacity data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) #define SD_BUF_SIZE		512
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37)  * Number of sectors at the end of the device to avoid multi-sector
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38)  * accesses to in the case of last_sector_bug
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) #define SD_LAST_BUGGY_SECTORS	8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	SD_EXT_CDB_SIZE = 32,	/* Extended CDB size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	SD_MEMPOOL_SIZE = 2,	/* CDB pool size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	SD_DEF_XFER_BLOCKS = 0xffff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	SD_MAX_XFER_BLOCKS = 0xffffffff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	SD_MAX_WS10_BLOCKS = 0xffff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	SD_MAX_WS16_BLOCKS = 0x7fffff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	SD_LBP_FULL = 0,	/* Full logical block provisioning */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	SD_LBP_UNMAP,		/* Use UNMAP command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	SD_LBP_WS16,		/* Use WRITE SAME(16) with UNMAP bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	SD_LBP_WS10,		/* Use WRITE SAME(10) with UNMAP bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	SD_LBP_ZERO,		/* Use WRITE SAME(10) with zero payload */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	SD_LBP_DISABLE,		/* Discard disabled due to failed cmd */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	SD_ZERO_WRITE = 0,	/* Use WRITE(10/16) command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	SD_ZERO_WS,		/* Use WRITE SAME(10/16) command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	SD_ZERO_WS16_UNMAP,	/* Use WRITE SAME(16) with UNMAP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	SD_ZERO_WS10_UNMAP,	/* Use WRITE SAME(10) with UNMAP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) struct scsi_disk {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	struct scsi_driver *driver;	/* always &sd_template */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	struct scsi_device *device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 	struct device	dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	struct gendisk	*disk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	struct opal_dev *opal_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) #ifdef CONFIG_BLK_DEV_ZONED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	u32		nr_zones;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	u32		rev_nr_zones;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	u32		zone_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	u32		rev_zone_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	u32		zones_optimal_open;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	u32		zones_optimal_nonseq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	u32		zones_max_open;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	u32		*zones_wp_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	spinlock_t	zones_wp_offset_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	u32		*rev_wp_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	struct mutex	rev_mutex;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	struct work_struct zone_wp_offset_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	char		*zone_wp_update_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	atomic_t	openers;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	sector_t	capacity;	/* size in logical blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	int		max_retries;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	u32		max_xfer_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	u32		opt_xfer_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	u32		max_ws_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	u32		max_unmap_blocks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	u32		unmap_granularity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	u32		unmap_alignment;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	u32		index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	unsigned int	physical_block_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	unsigned int	max_medium_access_timeouts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	unsigned int	medium_access_timed_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	u8		media_present;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	u8		write_prot;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	u8		protection_type;/* Data Integrity Field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	u8		provisioning_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	u8		zeroing_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	unsigned	ATO : 1;	/* state of disk ATO bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	unsigned	cache_override : 1; /* temp override of WCE,RCD */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	unsigned	WCE : 1;	/* state of disk WCE bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	unsigned	RCD : 1;	/* state of disk RCD bit, unused */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	unsigned	DPOFUA : 1;	/* state of disk DPOFUA bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	unsigned	first_scan : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	unsigned	lbpme : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	unsigned	lbprz : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	unsigned	lbpu : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	unsigned	lbpws : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	unsigned	lbpws10 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	unsigned	lbpvpd : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	unsigned	ws10 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	unsigned	ws16 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	unsigned	rc_basis: 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	unsigned	zoned: 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	unsigned	urswrz : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	unsigned	security : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	unsigned	ignore_medium_access_errors : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	ANDROID_KABI_RESERVE(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	ANDROID_KABI_RESERVE(2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) #define to_scsi_disk(obj) container_of(obj,struct scsi_disk,dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) static inline struct scsi_disk *scsi_disk(struct gendisk *disk)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	return container_of(disk->private_data, struct scsi_disk, driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #define sd_printk(prefix, sdsk, fmt, a...)				\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)         (sdsk)->disk ?							\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	      sdev_prefix_printk(prefix, (sdsk)->device,		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 				 (sdsk)->disk->disk_name, fmt, ##a) :	\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	      sdev_printk(prefix, (sdsk)->device, fmt, ##a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #define sd_first_printk(prefix, sdsk, fmt, a...)			\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	do {								\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		if ((sdsk)->first_scan)					\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 			sd_printk(prefix, sdsk, fmt, ##a);		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	} while (0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) static inline int scsi_medium_access_command(struct scsi_cmnd *scmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	switch (scmd->cmnd[0]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	case READ_6:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	case READ_10:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	case READ_12:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	case READ_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	case SYNCHRONIZE_CACHE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	case VERIFY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	case VERIFY_12:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	case VERIFY_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	case WRITE_6:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	case WRITE_10:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	case WRITE_12:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 	case WRITE_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	case WRITE_SAME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	case WRITE_SAME_16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	case UNMAP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	case VARIABLE_LENGTH_CMD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 		switch (scmd->cmnd[9]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 		case READ_32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 		case VERIFY_32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 		case WRITE_32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 		case WRITE_SAME_32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 			return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static inline sector_t logical_to_sectors(struct scsi_device *sdev, sector_t blocks)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	return blocks << (ilog2(sdev->sector_size) - 9);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) static inline unsigned int logical_to_bytes(struct scsi_device *sdev, sector_t blocks)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	return blocks * sdev->sector_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) static inline sector_t bytes_to_logical(struct scsi_device *sdev, unsigned int bytes)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	return bytes >> ilog2(sdev->sector_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) static inline sector_t sectors_to_logical(struct scsi_device *sdev, sector_t sector)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	return sector >> (ilog2(sdev->sector_size) - 9);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) #ifdef CONFIG_BLK_DEV_INTEGRITY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) extern void sd_dif_config_host(struct scsi_disk *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) #else /* CONFIG_BLK_DEV_INTEGRITY */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) static inline void sd_dif_config_host(struct scsi_disk *disk)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) #endif /* CONFIG_BLK_DEV_INTEGRITY */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) static inline int sd_is_zoned(struct scsi_disk *sdkp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	return sdkp->zoned == 1 || sdkp->device->type == TYPE_ZBC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) #ifdef CONFIG_BLK_DEV_ZONED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) void sd_zbc_release_disk(struct scsi_disk *sdkp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) int sd_zbc_read_zones(struct scsi_disk *sdkp, unsigned char *buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) int sd_zbc_revalidate_zones(struct scsi_disk *sdkp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) blk_status_t sd_zbc_setup_zone_mgmt_cmnd(struct scsi_cmnd *cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 					 unsigned char op, bool all);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) unsigned int sd_zbc_complete(struct scsi_cmnd *cmd, unsigned int good_bytes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 			     struct scsi_sense_hdr *sshdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) int sd_zbc_report_zones(struct gendisk *disk, sector_t sector,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 		unsigned int nr_zones, report_zones_cb cb, void *data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) blk_status_t sd_zbc_prepare_zone_append(struct scsi_cmnd *cmd, sector_t *lba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 				        unsigned int nr_blocks);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) #else /* CONFIG_BLK_DEV_ZONED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) static inline void sd_zbc_release_disk(struct scsi_disk *sdkp) {}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) static inline int sd_zbc_read_zones(struct scsi_disk *sdkp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 				    unsigned char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) static inline int sd_zbc_revalidate_zones(struct scsi_disk *sdkp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) static inline blk_status_t sd_zbc_setup_zone_mgmt_cmnd(struct scsi_cmnd *cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 						       unsigned char op,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 						       bool all)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 	return BLK_STS_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) static inline unsigned int sd_zbc_complete(struct scsi_cmnd *cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 			unsigned int good_bytes, struct scsi_sense_hdr *sshdr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 	return good_bytes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) static inline blk_status_t sd_zbc_prepare_zone_append(struct scsi_cmnd *cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 						      sector_t *lba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 						      unsigned int nr_blocks)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 	return BLK_STS_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) #define sd_zbc_report_zones NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) #endif /* CONFIG_BLK_DEV_ZONED */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) void sd_print_sense_hdr(struct scsi_disk *sdkp, struct scsi_sense_hdr *sshdr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) void sd_print_result(const struct scsi_disk *sdkp, const char *msg, int result);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) #endif /* _SCSI_DISK_H */