+
+struct usbhs_pkt_handle usbhs_fifo_pop_handler = {
+ .prepare = usbhsf_prepare_pop,
+ .try_run = usbhsf_try_pop,
+};
+
+/*
+ * handler function
+ */
+static int usbhsf_ctrl_stage_end(struct usbhs_pkt *pkt)
+{
+ struct usbhs_pipe *pipe = pkt->pipe;
+ struct usbhs_priv *priv = usbhs_pipe_to_priv(pipe);
+ struct usbhs_pipe_info *info = usbhs_priv_to_pipeinfo(priv);
+
+ usbhs_dcp_control_transfer_done(pipe);
+
+ info->done(pkt);
+
+ return 0;
+}
+
+struct usbhs_pkt_handle usbhs_ctrl_stage_end_handler = {
+ .prepare = usbhsf_ctrl_stage_end,
+ .try_run = usbhsf_ctrl_stage_end,
+};
+
+/*
+ * irq functions
+ */
+static int usbhsf_irq_empty(struct usbhs_priv *priv,
+ struct usbhs_irq_state *irq_state)
+{
+ struct usbhs_pipe *pipe;
+ struct usbhs_pkt *pkt;
+ struct device *dev = usbhs_priv_to_dev(priv);
+ int i, ret;
+
+ if (!irq_state->bempsts) {
+ dev_err(dev, "debug %s !!\n", __func__);
+ return -EIO;
+ }
+
+ dev_dbg(dev, "irq empty [0x%04x]\n", irq_state->bempsts);
+
+ /*
+ * search interrupted "pipe"
+ * not "uep".
+ */
+ usbhs_for_each_pipe_with_dcp(pipe, priv, i) {
+ if (!(irq_state->bempsts & (1 << i)))
+ continue;
+
+ pkt = usbhs_pkt_get(pipe);
+ ret = usbhs_pkt_run(pkt);
+ if (ret < 0)
+ dev_err(dev, "irq_empty run_error %d : %d\n", i, ret);
+ }
+
+ return 0;
+}
+
+static int usbhsf_irq_ready(struct usbhs_priv *priv,
+ struct usbhs_irq_state *irq_state)
+{
+ struct usbhs_pipe *pipe;
+ struct usbhs_pkt *pkt;
+ struct device *dev = usbhs_priv_to_dev(priv);
+ int i, ret;
+
+ if (!irq_state->brdysts) {
+ dev_err(dev, "debug %s !!\n", __func__);
+ return -EIO;
+ }
+
+ dev_dbg(dev, "irq ready [0x%04x]\n", irq_state->brdysts);
+
+ /*
+ * search interrupted "pipe"
+ * not "uep".
+ */
+ usbhs_for_each_pipe_with_dcp(pipe, priv, i) {
+ if (!(irq_state->brdysts & (1 << i)))
+ continue;
+
+ pkt = usbhs_pkt_get(pipe);
+ ret = usbhs_pkt_run(pkt);
+ if (ret < 0)
+ dev_err(dev, "irq_ready run_error %d : %d\n", i, ret);
+ }
+
+ return 0;
+}
+
+/*
+ * fifo init
+ */
+void usbhs_fifo_init(struct usbhs_priv *priv)
+{
+ struct usbhs_mod *mod = usbhs_mod_get_current(priv);
+
+ mod->irq_empty = usbhsf_irq_empty;
+ mod->irq_ready = usbhsf_irq_ready;
+ mod->irq_bempsts = 0;
+ mod->irq_brdysts = 0;
+}
+
+void usbhs_fifo_quit(struct usbhs_priv *priv)
+{
+ struct usbhs_mod *mod = usbhs_mod_get_current(priv);
+
+ mod->irq_empty = NULL;
+ mod->irq_ready = NULL;
+ mod->irq_bempsts = 0;
+ mod->irq_brdysts = 0;
+}