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path: root/arch/sh/drivers/dma/dma-sysfs.c
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Diffstat (limited to 'arch/sh/drivers/dma/dma-sysfs.c')
-rw-r--r--arch/sh/drivers/dma/dma-sysfs.c81
1 files changed, 41 insertions, 40 deletions
diff --git a/arch/sh/drivers/dma/dma-sysfs.c b/arch/sh/drivers/dma/dma-sysfs.c
index 83cc704770d7..b1cb2715ad6e 100644
--- a/arch/sh/drivers/dma/dma-sysfs.c
+++ b/arch/sh/drivers/dma/dma-sysfs.c
@@ -12,18 +12,19 @@
12#include <linux/kernel.h> 12#include <linux/kernel.h>
13#include <linux/init.h> 13#include <linux/init.h>
14#include <linux/stat.h> 14#include <linux/stat.h>
15#include <linux/sysdev.h> 15#include <linux/device.h>
16#include <linux/platform_device.h> 16#include <linux/platform_device.h>
17#include <linux/err.h> 17#include <linux/err.h>
18#include <linux/string.h> 18#include <linux/string.h>
19#include <asm/dma.h> 19#include <asm/dma.h>
20 20
21static struct sysdev_class dma_sysclass = { 21static struct bus_type dma_subsys = {
22 .name = "dma", 22 .name = "dma",
23 .dev_name = "dma",
23}; 24};
24 25
25static ssize_t dma_show_devices(struct sys_device *dev, 26static ssize_t dma_show_devices(struct device *dev,
26 struct sysdev_attribute *attr, char *buf) 27 struct device_attribute *attr, char *buf)
27{ 28{
28 ssize_t len = 0; 29 ssize_t len = 0;
29 int i; 30 int i;
@@ -43,29 +44,29 @@ static ssize_t dma_show_devices(struct sys_device *dev,
43 return len; 44 return len;
44} 45}
45 46
46static SYSDEV_ATTR(devices, S_IRUGO, dma_show_devices, NULL); 47static DEVICE_ATTR(devices, S_IRUGO, dma_show_devices, NULL);
47 48
48static int __init dma_sysclass_init(void) 49static int __init dma_subsys_init(void)
49{ 50{
50 int ret; 51 int ret;
51 52
52 ret = sysdev_class_register(&dma_sysclass); 53 ret = subsys_system_register(&dma_subsys, NULL);
53 if (unlikely(ret)) 54 if (unlikely(ret))
54 return ret; 55 return ret;
55 56
56 return sysfs_create_file(&dma_sysclass.kset.kobj, &attr_devices.attr); 57 return device_create_file(dma_subsys.dev_root, &dev_attr_devices.attr);
57} 58}
58postcore_initcall(dma_sysclass_init); 59postcore_initcall(dma_subsys_init);
59 60
60static ssize_t dma_show_dev_id(struct sys_device *dev, 61static ssize_t dma_show_dev_id(struct device *dev,
61 struct sysdev_attribute *attr, char *buf) 62 struct device_attribute *attr, char *buf)
62{ 63{
63 struct dma_channel *channel = to_dma_channel(dev); 64 struct dma_channel *channel = to_dma_channel(dev);
64 return sprintf(buf, "%s\n", channel->dev_id); 65 return sprintf(buf, "%s\n", channel->dev_id);
65} 66}
66 67
67static ssize_t dma_store_dev_id(struct sys_device *dev, 68static ssize_t dma_store_dev_id(struct device *dev,
68 struct sysdev_attribute *attr, 69 struct device_attribute *attr,
69 const char *buf, size_t count) 70 const char *buf, size_t count)
70{ 71{
71 struct dma_channel *channel = to_dma_channel(dev); 72 struct dma_channel *channel = to_dma_channel(dev);
@@ -73,10 +74,10 @@ static ssize_t dma_store_dev_id(struct sys_device *dev,
73 return count; 74 return count;
74} 75}
75 76
76static SYSDEV_ATTR(dev_id, S_IRUGO | S_IWUSR, dma_show_dev_id, dma_store_dev_id); 77static DEVICE_ATTR(dev_id, S_IRUGO | S_IWUSR, dma_show_dev_id, dma_store_dev_id);
77 78
78static ssize_t dma_store_config(struct sys_device *dev, 79static ssize_t dma_store_config(struct device *dev,
79 struct sysdev_attribute *attr, 80 struct device_attribute *attr,
80 const char *buf, size_t count) 81 const char *buf, size_t count)
81{ 82{
82 struct dma_channel *channel = to_dma_channel(dev); 83 struct dma_channel *channel = to_dma_channel(dev);
@@ -88,17 +89,17 @@ static ssize_t dma_store_config(struct sys_device *dev,
88 return count; 89 return count;
89} 90}
90 91
91static SYSDEV_ATTR(config, S_IWUSR, NULL, dma_store_config); 92static DEVICE_ATTR(config, S_IWUSR, NULL, dma_store_config);
92 93
93static ssize_t dma_show_mode(struct sys_device *dev, 94static ssize_t dma_show_mode(struct device *dev,
94 struct sysdev_attribute *attr, char *buf) 95 struct device_attribute *attr, char *buf)
95{ 96{
96 struct dma_channel *channel = to_dma_channel(dev); 97 struct dma_channel *channel = to_dma_channel(dev);
97 return sprintf(buf, "0x%08x\n", channel->mode); 98 return sprintf(buf, "0x%08x\n", channel->mode);
98} 99}
99 100
100static ssize_t dma_store_mode(struct sys_device *dev, 101static ssize_t dma_store_mode(struct device *dev,
101 struct sysdev_attribute *attr, 102 struct device_attribute *attr,
102 const char *buf, size_t count) 103 const char *buf, size_t count)
103{ 104{
104 struct dma_channel *channel = to_dma_channel(dev); 105 struct dma_channel *channel = to_dma_channel(dev);
@@ -106,38 +107,38 @@ static ssize_t dma_store_mode(struct sys_device *dev,
106 return count; 107 return count;
107} 108}
108 109
109static SYSDEV_ATTR(mode, S_IRUGO | S_IWUSR, dma_show_mode, dma_store_mode); 110static DEVICE_ATTR(mode, S_IRUGO | S_IWUSR, dma_show_mode, dma_store_mode);
110 111
111#define dma_ro_attr(field, fmt) \ 112#define dma_ro_attr(field, fmt) \
112static ssize_t dma_show_##field(struct sys_device *dev, \ 113static ssize_t dma_show_##field(struct device *dev, \
113 struct sysdev_attribute *attr, char *buf)\ 114 struct device_attribute *attr, char *buf)\
114{ \ 115{ \
115 struct dma_channel *channel = to_dma_channel(dev); \ 116 struct dma_channel *channel = to_dma_channel(dev); \
116 return sprintf(buf, fmt, channel->field); \ 117 return sprintf(buf, fmt, channel->field); \
117} \ 118} \
118static SYSDEV_ATTR(field, S_IRUGO, dma_show_##field, NULL); 119static DEVICE_ATTR(field, S_IRUGO, dma_show_##field, NULL);
119 120
120dma_ro_attr(count, "0x%08x\n"); 121dma_ro_attr(count, "0x%08x\n");
121dma_ro_attr(flags, "0x%08lx\n"); 122dma_ro_attr(flags, "0x%08lx\n");
122 123
123int dma_create_sysfs_files(struct dma_channel *chan, struct dma_info *info) 124int dma_create_sysfs_files(struct dma_channel *chan, struct dma_info *info)
124{ 125{
125 struct sys_device *dev = &chan->dev; 126 struct device *dev = &chan->dev;
126 char name[16]; 127 char name[16];
127 int ret; 128 int ret;
128 129
129 dev->id = chan->vchan; 130 dev->id = chan->vchan;
130 dev->cls = &dma_sysclass; 131 dev->bus = &dma_subsys;
131 132
132 ret = sysdev_register(dev); 133 ret = device_register(dev);
133 if (ret) 134 if (ret)
134 return ret; 135 return ret;
135 136
136 ret |= sysdev_create_file(dev, &attr_dev_id); 137 ret |= device_create_file(dev, &dev_attr_dev_id);
137 ret |= sysdev_create_file(dev, &attr_count); 138 ret |= device_create_file(dev, &dev_attr_count);
138 ret |= sysdev_create_file(dev, &attr_mode); 139 ret |= device_create_file(dev, &dev_attr_mode);
139 ret |= sysdev_create_file(dev, &attr_flags); 140 ret |= device_create_file(dev, &dev_attr_flags);
140 ret |= sysdev_create_file(dev, &attr_config); 141 ret |= device_create_file(dev, &dev_attr_config);
141 142
142 if (unlikely(ret)) { 143 if (unlikely(ret)) {
143 dev_err(&info->pdev->dev, "Failed creating attrs\n"); 144 dev_err(&info->pdev->dev, "Failed creating attrs\n");
@@ -150,17 +151,17 @@ int dma_create_sysfs_files(struct dma_channel *chan, struct dma_info *info)
150 151
151void dma_remove_sysfs_files(struct dma_channel *chan, struct dma_info *info) 152void dma_remove_sysfs_files(struct dma_channel *chan, struct dma_info *info)
152{ 153{
153 struct sys_device *dev = &chan->dev; 154 struct device *dev = &chan->dev;
154 char name[16]; 155 char name[16];
155 156
156 sysdev_remove_file(dev, &attr_dev_id); 157 device_remove_file(dev, &dev_attr_dev_id);
157 sysdev_remove_file(dev, &attr_count); 158 device_remove_file(dev, &dev_attr_count);
158 sysdev_remove_file(dev, &attr_mode); 159 device_remove_file(dev, &dev_attr_mode);
159 sysdev_remove_file(dev, &attr_flags); 160 device_remove_file(dev, &dev_attr_flags);
160 sysdev_remove_file(dev, &attr_config); 161 device_remove_file(dev, &dev_attr_config);
161 162
162 snprintf(name, sizeof(name), "dma%d", chan->chan); 163 snprintf(name, sizeof(name), "dma%d", chan->chan);
163 sysfs_remove_link(&info->pdev->dev.kobj, name); 164 sysfs_remove_link(&info->pdev->dev.kobj, name);
164 165
165 sysdev_unregister(dev); 166 device_unregister(dev);
166} 167}