diff options
Diffstat (limited to 'drivers/media/test-drivers/vivid/vivid-cec.c')
| -rw-r--r-- | drivers/media/test-drivers/vivid/vivid-cec.c | 88 |
1 files changed, 69 insertions, 19 deletions
diff --git a/drivers/media/test-drivers/vivid/vivid-cec.c b/drivers/media/test-drivers/vivid/vivid-cec.c index 1f7469ff04d5..941ef4263214 100644 --- a/drivers/media/test-drivers/vivid/vivid-cec.c +++ b/drivers/media/test-drivers/vivid/vivid-cec.c @@ -23,7 +23,7 @@ struct xfer_on_bus { static bool find_dest_adap(struct vivid_dev *dev, struct cec_adapter *adap, u8 dest) { - unsigned int i; + unsigned int i, j; if (dest >= 0xf) return false; @@ -33,12 +33,29 @@ static bool find_dest_adap(struct vivid_dev *dev, cec_has_log_addr(dev->cec_rx_adap, dest)) return true; - for (i = 0; i < MAX_OUTPUTS && dev->cec_tx_adap[i]; i++) { - if (adap == dev->cec_tx_adap[i]) + for (i = 0, j = 0; i < dev->num_inputs; i++) { + unsigned int menu_idx = + dev->input_is_connected_to_output[i]; + + if (dev->input_type[i] != HDMI) + continue; + j++; + if (menu_idx < FIXED_MENU_ITEMS) + continue; + + struct vivid_dev *dev_tx = vivid_ctrl_hdmi_to_output_instance[menu_idx]; + unsigned int output = vivid_ctrl_hdmi_to_output_index[menu_idx]; + + if (!dev_tx) continue; - if (!dev->cec_tx_adap[i]->is_configured) + + unsigned int hdmi_output = dev_tx->output_to_iface_index[output]; + + if (adap == dev_tx->cec_tx_adap[hdmi_output]) + continue; + if (!dev_tx->cec_tx_adap[hdmi_output]->is_configured) continue; - if (cec_has_log_addr(dev->cec_tx_adap[i], dest)) + if (cec_has_log_addr(dev_tx->cec_tx_adap[hdmi_output], dest)) return true; } return false; @@ -96,7 +113,7 @@ static void adjust_sfts(struct vivid_dev *dev) int vivid_cec_bus_thread(void *_dev) { u32 last_sft; - unsigned int i; + unsigned int i, j; unsigned int dest; ktime_t start, end; s64 delta_us, retry_us; @@ -193,9 +210,27 @@ int vivid_cec_bus_thread(void *_dev) if (first_status == CEC_TX_STATUS_OK) { if (xfers_on_bus[first_idx].adap != dev->cec_rx_adap) cec_received_msg(dev->cec_rx_adap, &first_msg); - for (i = 0; i < MAX_OUTPUTS && dev->cec_tx_adap[i]; i++) - if (xfers_on_bus[first_idx].adap != dev->cec_tx_adap[i]) - cec_received_msg(dev->cec_tx_adap[i], &first_msg); + for (i = 0, j = 0; i < dev->num_inputs; i++) { + unsigned int menu_idx = + dev->input_is_connected_to_output[i]; + + if (dev->input_type[i] != HDMI) + continue; + j++; + if (menu_idx < FIXED_MENU_ITEMS) + continue; + + struct vivid_dev *dev_tx = vivid_ctrl_hdmi_to_output_instance[menu_idx]; + unsigned int output = vivid_ctrl_hdmi_to_output_index[menu_idx]; + + if (!dev_tx) + continue; + + unsigned int hdmi_output = dev_tx->output_to_iface_index[output]; + + if (xfers_on_bus[first_idx].adap != dev_tx->cec_tx_adap[hdmi_output]) + cec_received_msg(dev_tx->cec_tx_adap[hdmi_output], &first_msg); + } } end = ktime_get(); /* @@ -242,21 +277,36 @@ static int vivid_cec_adap_transmit(struct cec_adapter *adap, u8 attempts, u32 signal_free_time, struct cec_msg *msg) { struct vivid_dev *dev = cec_get_drvdata(adap); + struct vivid_dev *dev_rx = dev; u8 idx = cec_msg_initiator(msg); + u8 output = 0; - spin_lock(&dev->cec_xfers_slock); - dev->xfers[idx].adap = adap; - memcpy(dev->xfers[idx].msg, msg->msg, CEC_MAX_MSG_SIZE); - dev->xfers[idx].len = msg->len; - dev->xfers[idx].sft = CEC_SIGNAL_FREE_TIME_RETRY; + if (dev->cec_rx_adap != adap) { + int i; + + for (i = 0; i < dev->num_hdmi_outputs; i++) + if (dev->cec_tx_adap[i] == adap) + break; + if (i == dev->num_hdmi_outputs) + return -ENONET; + output = dev->hdmi_index_to_output_index[i]; + dev_rx = dev->output_to_input_instance[output]; + if (!dev_rx) + return -ENONET; + } + spin_lock(&dev_rx->cec_xfers_slock); + dev_rx->xfers[idx].adap = adap; + memcpy(dev_rx->xfers[idx].msg, msg->msg, CEC_MAX_MSG_SIZE); + dev_rx->xfers[idx].len = msg->len; + dev_rx->xfers[idx].sft = CEC_SIGNAL_FREE_TIME_RETRY; if (signal_free_time > CEC_SIGNAL_FREE_TIME_RETRY) { - if (idx == dev->last_initiator) - dev->xfers[idx].sft = CEC_SIGNAL_FREE_TIME_NEXT_XFER; + if (idx == dev_rx->last_initiator) + dev_rx->xfers[idx].sft = CEC_SIGNAL_FREE_TIME_NEXT_XFER; else - dev->xfers[idx].sft = CEC_SIGNAL_FREE_TIME_NEW_INITIATOR; + dev_rx->xfers[idx].sft = CEC_SIGNAL_FREE_TIME_NEW_INITIATOR; } - spin_unlock(&dev->cec_xfers_slock); - wake_up_interruptible(&dev->kthread_waitq_cec); + spin_unlock(&dev_rx->cec_xfers_slock); + wake_up_interruptible(&dev_rx->kthread_waitq_cec); return 0; } |