sdio: add basic sysfs attributes
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Родитель
d59b66c7a5
Коммит
bcfe66e21e
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@ -23,6 +23,37 @@
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#define dev_to_sdio_func(d) container_of(d, struct sdio_func, dev)
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#define to_sdio_driver(d) container_of(d, struct sdio_driver, drv)
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/* show configuration fields */
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#define sdio_config_attr(field, format_string) \
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static ssize_t \
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field##_show(struct device *dev, struct device_attribute *attr, char *buf) \
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{ \
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struct sdio_func *func; \
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\
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func = dev_to_sdio_func (dev); \
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return sprintf (buf, format_string, func->field); \
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}
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sdio_config_attr(class, "0x%02x\n");
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sdio_config_attr(vendor, "0x%04x\n");
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sdio_config_attr(device, "0x%04x\n");
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static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf)
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{
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struct sdio_func *func = dev_to_sdio_func (dev);
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return sprintf(buf, "sdio:c%02Xv%04Xd%04X\n",
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func->class, func->vendor, func->device);
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}
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struct device_attribute sdio_dev_attrs[] = {
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__ATTR_RO(class),
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__ATTR_RO(vendor),
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__ATTR_RO(device),
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__ATTR_RO(modalias),
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__ATTR_NULL,
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};
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static const struct sdio_device_id *sdio_match_one(struct sdio_func *func,
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const struct sdio_device_id *id)
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{
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@ -117,6 +148,7 @@ static int sdio_bus_remove(struct device *dev)
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static struct bus_type sdio_bus_type = {
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.name = "sdio",
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.dev_attrs = sdio_dev_attrs,
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.match = sdio_bus_match,
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.uevent = sdio_bus_uevent,
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.probe = sdio_bus_probe,
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