112 static int nxp_mailbox_send(const struct device *dev, uint32_t channel, const struct mbox_msg *msg)  in nxp_mailbox_send()  argument
117 	if (channel >= MAILBOX_MAX_CHANNELS) {  in nxp_mailbox_send()
123 		MAILBOX_SetValueBits(cfg->base, MAILBOX_ID_OTHER_CPU, GEN0_IRQ_TRIGGER >> channel);  in nxp_mailbox_send()
137 			     (DATA0_IRQ_TRIGGER >> channel) | (data32 & DATA_MASK));  in nxp_mailbox_send()
142 static int nxp_mailbox_register_callback(const struct device *dev, uint32_t channel,  in nxp_mailbox_register_callback()  argument
147 	if (channel >= MAILBOX_MAX_CHANNELS) {  in nxp_mailbox_register_callback()
151 	data->cb[channel] = cb;  in nxp_mailbox_register_callback()
152 	data->user_data[channel] = user_data;  in nxp_mailbox_register_callback()
170 static int nxp_mailbox_set_enabled(const struct device *dev, uint32_t channel, bool enable)  in nxp_mailbox_set_enabled()  argument
174 	if (channel >= MAILBOX_MAX_CHANNELS) {  in nxp_mailbox_set_enabled()
178 	data->channel_enable[channel] = enable;  in nxp_mailbox_set_enabled()