Commit | Line | Data |
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ebdab07d BZ |
1 | #include <linux/kernel.h> |
2 | #include <linux/ide.h> | |
3 | ||
4 | char *ide_media_string(ide_drive_t *drive) | |
5 | { | |
6 | switch (drive->media) { | |
7 | case ide_disk: | |
8 | return "disk"; | |
9 | case ide_cdrom: | |
10 | return "cdrom"; | |
11 | case ide_tape: | |
12 | return "tape"; | |
13 | case ide_floppy: | |
14 | return "floppy"; | |
15 | case ide_optical: | |
16 | return "optical"; | |
17 | default: | |
18 | return "UNKNOWN"; | |
19 | } | |
20 | } | |
21 | ||
22 | static ssize_t media_show(struct device *dev, struct device_attribute *attr, | |
23 | char *buf) | |
24 | { | |
25 | ide_drive_t *drive = to_ide_device(dev); | |
26 | return sprintf(buf, "%s\n", ide_media_string(drive)); | |
27 | } | |
28 | ||
29 | static ssize_t drivename_show(struct device *dev, struct device_attribute *attr, | |
30 | char *buf) | |
31 | { | |
32 | ide_drive_t *drive = to_ide_device(dev); | |
33 | return sprintf(buf, "%s\n", drive->name); | |
34 | } | |
35 | ||
36 | static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, | |
37 | char *buf) | |
38 | { | |
39 | ide_drive_t *drive = to_ide_device(dev); | |
40 | return sprintf(buf, "ide:m-%s\n", ide_media_string(drive)); | |
41 | } | |
42 | ||
43 | static ssize_t model_show(struct device *dev, struct device_attribute *attr, | |
44 | char *buf) | |
45 | { | |
46 | ide_drive_t *drive = to_ide_device(dev); | |
47 | return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_PROD]); | |
48 | } | |
49 | ||
50 | static ssize_t firmware_show(struct device *dev, struct device_attribute *attr, | |
51 | char *buf) | |
52 | { | |
53 | ide_drive_t *drive = to_ide_device(dev); | |
54 | return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_FW_REV]); | |
55 | } | |
56 | ||
57 | static ssize_t serial_show(struct device *dev, struct device_attribute *attr, | |
58 | char *buf) | |
59 | { | |
60 | ide_drive_t *drive = to_ide_device(dev); | |
61 | return sprintf(buf, "%s\n", (char *)&drive->id[ATA_ID_SERNO]); | |
62 | } | |
63 | ||
64 | struct device_attribute ide_dev_attrs[] = { | |
65 | __ATTR_RO(media), | |
66 | __ATTR_RO(drivename), | |
67 | __ATTR_RO(modalias), | |
68 | __ATTR_RO(model), | |
69 | __ATTR_RO(firmware), | |
70 | __ATTR(serial, 0400, serial_show, NULL), | |
71 | __ATTR(unload_heads, 0644, ide_park_show, ide_park_store), | |
72 | __ATTR_NULL | |
73 | }; | |
74 | ||
75 | static ssize_t store_delete_devices(struct device *portdev, | |
76 | struct device_attribute *attr, | |
77 | const char *buf, size_t n) | |
78 | { | |
79 | ide_hwif_t *hwif = dev_get_drvdata(portdev); | |
80 | ||
81 | if (strncmp(buf, "1", n)) | |
82 | return -EINVAL; | |
83 | ||
84 | ide_port_unregister_devices(hwif); | |
85 | ||
86 | return n; | |
87 | }; | |
88 | ||
89 | static DEVICE_ATTR(delete_devices, S_IWUSR, NULL, store_delete_devices); | |
90 | ||
91 | static ssize_t store_scan(struct device *portdev, | |
92 | struct device_attribute *attr, | |
93 | const char *buf, size_t n) | |
94 | { | |
95 | ide_hwif_t *hwif = dev_get_drvdata(portdev); | |
96 | ||
97 | if (strncmp(buf, "1", n)) | |
98 | return -EINVAL; | |
99 | ||
100 | ide_port_unregister_devices(hwif); | |
101 | ide_port_scan(hwif); | |
102 | ||
103 | return n; | |
104 | }; | |
105 | ||
106 | static DEVICE_ATTR(scan, S_IWUSR, NULL, store_scan); | |
107 | ||
108 | static struct device_attribute *ide_port_attrs[] = { | |
109 | &dev_attr_delete_devices, | |
110 | &dev_attr_scan, | |
111 | NULL | |
112 | }; | |
113 | ||
114 | int ide_sysfs_register_port(ide_hwif_t *hwif) | |
115 | { | |
116 | int i, uninitialized_var(rc); | |
117 | ||
118 | for (i = 0; ide_port_attrs[i]; i++) { | |
119 | rc = device_create_file(hwif->portdev, ide_port_attrs[i]); | |
120 | if (rc) | |
121 | break; | |
122 | } | |
123 | ||
124 | return rc; | |
125 | } |