1 // SPDX-License-Identifier: GPL-2.0
8 #include "ide-disk.h"
10 static int smart_enable(ide_drive_t *drive)  in smart_enable()  argument
16 	tf->feature = ATA_SMART_ENABLE;  in smart_enable()
17 	tf->lbam    = ATA_SMART_LBAM_PASS;  in smart_enable()
18 	tf->lbah    = ATA_SMART_LBAH_PASS;  in smart_enable()
19 	tf->command = ATA_CMD_SMART;  in smart_enable()
23 	return ide_no_data_taskfile(drive, &cmd);  in smart_enable()
26 static int get_smart_data(ide_drive_t *drive, u8 *buf, u8 sub_cmd)  in get_smart_data()  argument
32 	tf->feature = sub_cmd;  in get_smart_data()
33 	tf->nsect   = 0x01;  in get_smart_data()
34 	tf->lbam    = ATA_SMART_LBAM_PASS;  in get_smart_data()
35 	tf->lbah    = ATA_SMART_LBAH_PASS;  in get_smart_data()
36 	tf->command = ATA_CMD_SMART;  in get_smart_data()
41 	return ide_raw_taskfile(drive, &cmd, buf, 1);  in get_smart_data()
46 	ide_drive_t	*drive = (ide_drive_t *) m->private;  in idedisk_cache_proc_show()  local
48 	if (drive->dev_flags & IDE_DFLAG_ID_READ)  in idedisk_cache_proc_show()
49 		seq_printf(m, "%i\n", drive->id[ATA_ID_BUF_SIZE] / 2);  in idedisk_cache_proc_show()
57 	ide_drive_t*drive = (ide_drive_t *)m->private;  in idedisk_capacity_proc_show()  local
59 	seq_printf(m, "%llu\n", (long long)ide_gd_capacity(drive));  in idedisk_capacity_proc_show()
63 static int __idedisk_proc_show(struct seq_file *m, ide_drive_t *drive, u8 sub_cmd)  in __idedisk_proc_show()  argument
69 		return -ENOMEM;  in __idedisk_proc_show()
71 	(void)smart_enable(drive);  in __idedisk_proc_show()
73 	if (get_smart_data(drive, buf, sub_cmd) == 0) {  in __idedisk_proc_show()
75 		int i;  in __idedisk_proc_show()  local
77 		for (i = 0; i < SECTOR_SIZE / 2; i++) {  in __idedisk_proc_show()
78 			seq_printf(m, "%04x%c", le16_to_cpu(val[i]),  in __idedisk_proc_show()
79 					(i % 8) == 7 ? '\n' : ' ');  in __idedisk_proc_show()
88 	return __idedisk_proc_show(m, m->private, ATA_SMART_READ_VALUES);  in idedisk_sv_proc_show()
93 	return __idedisk_proc_show(m, m->private, ATA_SMART_READ_THRESHOLDS);  in idedisk_st_proc_show()