static int dev_open(struct fp_img_dev *dev, unsigned long driver_data)
{
struct fpi_ssm *init_ssm;
struct vfs0050_dev *vdev = NULL;
int r;
fp_dbg("dev_open called");
//TODO: this is probably frowned upon :/ but right now a reset is the only
// way for me to know I'm working with a clean slate and the rest of this will work.
// Will be trying to reverse engineer more of the protocol so I can avoid resetting
// the device each time it's opened.
libusb_reset_device(dev->udev);
r = libusb_claim_interface(dev->udev, 0);
if (r < 0) {
fp_err("could not claim interface 0");
return r;
}
libusb_control_transfer(dev->udev, 0x00, 0x09, 0x0001, 0, NULL, 0, 100);
vdev = g_malloc0(sizeof(struct vfs0050_dev));
vdev->scanbuf = g_malloc0(VFS0050_INITIAL_SCANBUF_SIZE);
vdev->scanbuf_sz = VFS0050_INITIAL_SCANBUF_SIZE;
vdev->calbuf = g_malloc0(VFS0050_INITIAL_SCANBUF_SIZE);
vdev->calbuf_sz = VFS0050_INITIAL_SCANBUF_SIZE;
dev->priv = vdev;
init_ssm = fpi_ssm_new(dev->dev, state_init, M_INIT_NUMSTATES);
init_ssm->priv = dev;
fpi_ssm_start(init_ssm, state_init_complete);
return 0;
}
static int dev_activate(struct fp_img_dev *dev, enum fp_imgdev_state state)
{
struct fpi_ssm *ssm = fpi_ssm_new(dev->dev, activate_run_state,ET_ACTIVATE_STATES);
ssm->priv = dev;
fpi_ssm_start(ssm, activate_sm_complete);
return 0;
}
static int dev_activate(struct fp_img_dev *dev, enum fp_imgdev_state state)
{
fp_dbg("dev_activate called");
struct fpi_ssm *activate_ssm;
activate_ssm = fpi_ssm_new(dev->dev, state_activate, M_ACTIVATE_NUMSTATES);
activate_ssm->priv = dev;
fpi_ssm_start(activate_ssm, state_activate_complete);
return 0;
}
static int dev_activate(struct fp_img_dev *dev, enum fp_imgdev_state state)
{
struct upektc_dev *upekdev = dev->priv;
struct fpi_ssm *ssm = fpi_ssm_new(dev->dev, activate_run_state,
ACTIVATE_NUM_STATES);
ssm->priv = dev;
upekdev->init_idx = 0;
fpi_ssm_start(ssm, activate_sm_complete);
return 0;
}
/* Activate device */
static int dev_activate(struct fp_img_dev *dev, enum fp_imgdev_state state)
{
struct fpi_ssm *ssm;
/* Start init ssm */
ssm = fpi_ssm_new(dev->dev, m_init_state, 1);
ssm->priv = dev;
fpi_ssm_start(ssm, m_init_complete);
return 0;
}
static int dev_activate(struct fp_img_dev *dev, enum fp_imgdev_state state)
{
struct v5s_dev *vdev = dev->priv;
struct fpi_ssm *ssm = fpi_ssm_new(dev->dev, loop_run_state,
LOOP_NUM_STATES);
ssm->priv = dev;
vdev->deactivating = FALSE;
fpi_ssm_start(ssm, loopsm_complete);
vdev->loop_running = TRUE;
fpi_imgdev_activate_complete(dev, 0);
return 0;
}
static void start_finger_detection(struct fp_img_dev *dev)
{
struct fpi_ssm *ssm;
struct aesX660_dev *aesdev = dev->priv;
if (aesdev->deactivating) {
complete_deactivation(dev);
return;
}
ssm = fpi_ssm_new(dev->dev, finger_det_run_state, FINGER_DET_NUM_STATES);
ssm->priv = dev;
fpi_ssm_start(ssm, finger_det_sm_complete);
}
static void start_capture(struct fp_img_dev *dev)
{
struct upektc_dev *upekdev = dev->priv;
struct fpi_ssm *ssm;
if (upekdev->deactivating) {
complete_deactivation(dev);
return;
}
ssm = fpi_ssm_new(dev->dev, capture_run_state, CAPTURE_NUM_STATES);
fp_dbg("");
ssm->priv = dev;
fpi_ssm_start(ssm, capture_sm_complete);
}
static void start_capture(struct fp_img_dev *dev)
{
struct etss801u_dev *etdev = dev->priv;
struct fpi_ssm *ssm;
if (etdev->deactivating) {
complete_deactivation(dev);
return;
}
ssm = fpi_ssm_new(dev->dev, capture_run_state, ET_CAPTURE_STATES);
fp_dbg("");
ssm->priv = dev;
fpi_ssm_start(ssm, capture_sm_complete);
}
/* Complete init sequential state machine */
static void m_init_complete(struct fpi_ssm *ssm)
{
struct fp_img_dev *dev = ssm->priv;
struct fpi_ssm *ssm_loop;
if (!ssm->error) {
/* Notify activate complete */
fpi_imgdev_activate_complete(dev, 0);
/* Start loop ssm */
ssm_loop = fpi_ssm_new(dev->dev, m_loop_state, M_LOOP_NUM_STATES);
ssm_loop->priv = dev;
fpi_ssm_start(ssm_loop, m_loop_complete);
}
/* Free sequential state machine */
fpi_ssm_free(ssm);
}