[PATCH 07/11] pcmcia: convert bus code to use dev_groups

From: Greg Kroah-Hartman
Date: Mon Oct 07 2013 - 02:56:28 EST


The dev_attrs field of struct bus_type is going away soon, dev_groups
should be used instead. This converts the pcmcia bus code to use the
correct field.

Cc: Bill Pemberton <wfp5p@xxxxxxxxxxxx>
Cc: <linux-pcmcia@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/pcmcia/ds.c | 65 ++++++++++++++++++++++++++++++++---------------------
1 file changed, 39 insertions(+), 26 deletions(-)

diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 2deacbb..757119b 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -992,16 +992,17 @@ static ssize_t field##_show (struct device *dev, struct device_attribute *attr,
{ \
struct pcmcia_device *p_dev = to_pcmcia_dev(dev); \
return p_dev->test ? sprintf(buf, format, p_dev->field) : -ENODEV; \
-}
+} \
+static DEVICE_ATTR_RO(field);

#define pcmcia_device_stringattr(name, field) \
static ssize_t name##_show (struct device *dev, struct device_attribute *attr, char *buf) \
{ \
struct pcmcia_device *p_dev = to_pcmcia_dev(dev); \
return p_dev->field ? sprintf(buf, "%s\n", p_dev->field) : -ENODEV; \
-}
+} \
+static DEVICE_ATTR_RO(name);

-pcmcia_device_attr(func, socket, "0x%02x\n");
pcmcia_device_attr(func_id, has_func_id, "0x%02x\n");
pcmcia_device_attr(manf_id, has_manf_id, "0x%04x\n");
pcmcia_device_attr(card_id, has_card_id, "0x%04x\n");
@@ -1010,8 +1011,16 @@ pcmcia_device_stringattr(prod_id2, prod_id[1]);
pcmcia_device_stringattr(prod_id3, prod_id[2]);
pcmcia_device_stringattr(prod_id4, prod_id[3]);

-static ssize_t pcmcia_show_resources(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t function_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
+ return p_dev->socket ? sprintf(buf, "0x%02x\n", p_dev->func) : -ENODEV;
+}
+static DEVICE_ATTR_RO(function);
+
+static ssize_t resources_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
char *str = buf;
@@ -1022,8 +1031,9 @@ static ssize_t pcmcia_show_resources(struct device *dev,

return str - buf;
}
+static DEVICE_ATTR_RO(resources);

-static ssize_t pcmcia_show_pm_state(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t pm_state_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct pcmcia_device *p_dev = to_pcmcia_dev(dev);

@@ -1033,8 +1043,8 @@ static ssize_t pcmcia_show_pm_state(struct device *dev, struct device_attribute
return sprintf(buf, "on\n");
}

-static ssize_t pcmcia_store_pm_state(struct device *dev, struct device_attribute *attr,
- const char *buf, size_t count)
+static ssize_t pm_state_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
int ret = 0;
@@ -1049,7 +1059,7 @@ static ssize_t pcmcia_store_pm_state(struct device *dev, struct device_attribute

return ret ? ret : count;
}
-
+static DEVICE_ATTR_RW(pm_state);

static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf)
{
@@ -1072,8 +1082,9 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
p_dev->func, p_dev->device_no,
hash[0], hash[1], hash[2], hash[3]);
}
+static DEVICE_ATTR_RO(modalias);

-static ssize_t pcmcia_store_allow_func_id_match(struct device *dev,
+static ssize_t allow_func_id_match_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
@@ -1088,22 +1099,24 @@ static ssize_t pcmcia_store_allow_func_id_match(struct device *dev,

return count;
}
-
-static struct device_attribute pcmcia_dev_attrs[] = {
- __ATTR(function, 0444, func_show, NULL),
- __ATTR(pm_state, 0644, pcmcia_show_pm_state, pcmcia_store_pm_state),
- __ATTR(resources, 0444, pcmcia_show_resources, NULL),
- __ATTR_RO(func_id),
- __ATTR_RO(manf_id),
- __ATTR_RO(card_id),
- __ATTR_RO(prod_id1),
- __ATTR_RO(prod_id2),
- __ATTR_RO(prod_id3),
- __ATTR_RO(prod_id4),
- __ATTR_RO(modalias),
- __ATTR(allow_func_id_match, 0200, NULL, pcmcia_store_allow_func_id_match),
- __ATTR_NULL,
+static DEVICE_ATTR_WO(allow_func_id_match);
+
+static struct attribute *pcmcia_dev_attrs[] = {
+ &dev_attr_resources.attr,
+ &dev_attr_pm_state.attr,
+ &dev_attr_function.attr,
+ &dev_attr_func_id.attr,
+ &dev_attr_manf_id.attr,
+ &dev_attr_card_id.attr,
+ &dev_attr_prod_id1.attr,
+ &dev_attr_prod_id2.attr,
+ &dev_attr_prod_id3.attr,
+ &dev_attr_prod_id4.attr,
+ &dev_attr_modalias.attr,
+ &dev_attr_allow_func_id_match.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(pcmcia_dev);

/* PM support, also needed for reset */

@@ -1389,7 +1402,7 @@ struct bus_type pcmcia_bus_type = {
.name = "pcmcia",
.uevent = pcmcia_bus_uevent,
.match = pcmcia_bus_match,
- .dev_attrs = pcmcia_dev_attrs,
+ .dev_groups = pcmcia_dev_groups,
.probe = pcmcia_device_probe,
.remove = pcmcia_device_remove,
.suspend = pcmcia_dev_suspend,
--
1.8.4.6.g82e253f.dirty

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