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Subject[PATCH] Add SDIO 'type' parameter to sysfs
Hi!

Add 'type' attribute of the SDIO device to represent Standard Function
interface code in the human readable form.
---
drivers/mmc/core/sdio_bus.c | 30 ++++++++++++++++++++++++++++++
1 files changed, 30 insertions(+), 0 deletions(-)

diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c
index 233d0f9..db8990d 100644
--- a/drivers/mmc/core/sdio_bus.c
+++ b/drivers/mmc/core/sdio_bus.c
@@ -24,6 +24,35 @@
#define to_sdio_driver(d) container_of(d, struct sdio_driver, drv)

/* show configuration fields */
+static ssize_t type_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct sdio_func *func;
+
+ func = dev_to_sdio_func (dev);
+
+ switch (func->class) {
+ case 0x0:
+ return sprintf (buf, "Non-standard");
+ case 0x1:
+ return sprintf (buf, "UART");
+ case 0x2:
+ return sprintf (buf, "Bluetooth (Type-A)");
+ case 0x3:
+ return sprintf (buf, "Bluetooth (Type-B)");
+ case 0x4:
+ return sprintf (buf, "GPS");
+ case 0x5:
+ return sprintf (buf, "Camera");
+ case 0x6:
+ return sprintf (buf, "PHS");
+ case 0x7:
+ return sprintf (buf, "WLAN");
+ }
+ /* 0x08-0x0E Reserved for future */
+ return sprintf (buf, "Reserved");
+}
+
#define sdio_config_attr(field, format_string) \
static ssize_t \
field##_show(struct device *dev, struct device_attribute *attr, char *buf) \
@@ -47,6 +76,7 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
}

static struct device_attribute sdio_dev_attrs[] = {
+ __ATTR_RO(type),
__ATTR_RO(class),
__ATTR_RO(vendor),
__ATTR_RO(device),
--
1.5.2.5
--
With best regards,
Andy Shevchenko. mailto: andy@smile.org.ua




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