static ssize_t show_channel(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct hid_device *hdev = to_hid_device(dev);
struct pk_device *pk = hid_get_drvdata(hdev);
dbg_hid("pcmidi sysfs read channel=%u\n", pk->pm->midi_channel);
static ssize_t store_channel(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct hid_device *hdev = to_hid_device(dev);
struct pk_device *pk = hid_get_drvdata(hdev);
unsigned channel = 0;
static ssize_t show_sustain(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct hid_device *hdev = to_hid_device(dev);
struct pk_device *pk = hid_get_drvdata(hdev);
dbg_hid("pcmidi sysfs read sustain=%u\n", pk->pm->midi_sustain);
static ssize_t store_sustain(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct hid_device *hdev = to_hid_device(dev);
struct pk_device *pk = hid_get_drvdata(hdev);
unsigned sustain = 0;
static ssize_t show_octave(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct hid_device *hdev = to_hid_device(dev);
struct pk_device *pk = hid_get_drvdata(hdev);
dbg_hid("pcmidi sysfs read octave=%d\n", pk->pm->midi_octave);
static ssize_t store_octave(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
- struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+ struct hid_device *hdev = to_hid_device(dev);
struct pk_device *pk = hid_get_drvdata(hdev);
int octave = 0;