On Mon, 4 Sep 2023 12:56:33 +0800 <wa...@3snic.com> wrote: > +struct sssnic_mbox_send_ctrl1_reg { > + union { > + uint32_t u32; > + struct { > + uint32_t resvd0 : 10; > + /* Destination eventq in the mgmt cpu */ > + uint32_t dst_eq : 2; > + /* eventq that will be informed if tx done */ > + uint32_t src_eq : 2; > + uint32_t dma_attr : 6; > + /* mailbox message size include header and body > + * must 4byte align and unit is 4byte > + */ > + uint32_t tx_size : 5; > + uint32_t ordering : 2; > + uint32_t resvd1 : 1; > + /*write result back to DMA address of sending result */ > + uint32_t wb : 1;
Minor nit: the comment above has odd word spacing.