53 	uint32_t channel = event_idx;  in mbox_dispatcher()  local
55 	if (!is_rx_channel_valid(dev, channel)) {  in mbox_dispatcher()
59 	if (!(data->enabled_mask & BIT(channel))) {  in mbox_dispatcher()
63 	if (data->cb[channel] != NULL) {  in mbox_dispatcher()
64 		data->cb[channel](dev, channel, data->user_data[channel], NULL);  in mbox_dispatcher()
68 static int mbox_nrf_send(const struct device *dev, uint32_t channel,  in mbox_nrf_send()  argument
75 	if (!is_tx_channel_valid(dev, channel)) {  in mbox_nrf_send()
79 	nrfx_ipc_signal(channel);  in mbox_nrf_send()
84 static int mbox_nrf_register_callback(const struct device *dev, uint32_t channel,  in mbox_nrf_register_callback()  argument
89 	if (channel >= IPC_CONF_NUM) {  in mbox_nrf_register_callback()
93 	data->cb[channel] = cb;  in mbox_nrf_register_callback()
94 	data->user_data[channel] = user_data;  in mbox_nrf_register_callback()
110 static int mbox_nrf_set_enabled(const struct device *dev, uint32_t channel, bool enable)  in mbox_nrf_set_enabled()  argument
114 	if (!is_rx_channel_valid(dev, channel)) {  in mbox_nrf_set_enabled()
118 	if ((enable == 0 && (!(data->enabled_mask & BIT(channel)))) ||  in mbox_nrf_set_enabled()
119 	    (enable != 0 &&   (data->enabled_mask & BIT(channel)))) {  in mbox_nrf_set_enabled()
123 	if (enable && (data->cb[channel] == NULL)) {  in mbox_nrf_set_enabled()
132 		data->enabled_mask |= BIT(channel);  in mbox_nrf_set_enabled()
134 		nrfx_ipc_receive_event_enable(channel);  in mbox_nrf_set_enabled()
136 		nrfx_ipc_receive_event_disable(channel);  in mbox_nrf_set_enabled()
138 		data->enabled_mask &= ~BIT(channel);  in mbox_nrf_set_enabled()