Hi, Shu-hsiang: On Wed, 2024-10-09 at 19:15 +0800, Shu-hsiang Yang wrote: > Introduces utility files for the MediaTek ISP7.x camsys driver. These > utilities provide essential platform definitions, debugging tools, and > management functions to support ISP operations and SCP communication. > Key functionalities include: > 1.Hardware pipeline and register definitions for managing image > processing modules. > 2.DMA debugging utilities and buffer management functions. > 3.Definitions of supported image formats for proper data handling. > 4.IPI and SCP communication structures for module state management and > configuring ISP. > 5.Metadata parameters for configuring image processing. > > Signed-off-by: Shu-hsiang Yang <Shu-hsiang.Yang@xxxxxxxxxxxx> > --- [snip] > +/* > + * The IPI command enumeration. > + */ > +enum mtkcam_ipi_cmds { > + /* request for a new streaming: mtkcam_ipi_session_param */ > + CAM_CMD_CREATE_SESSION, > + /* config the stream: mtkcam_ipi_config_param */ > + CAM_CMD_CONFIG, > + /* per-frame: mtkcam_ipi_frame_param */ > + CAM_CMD_FRAME, > + /* release certain streaming: mtkcam_ipi_session_param */ > + CAM_CMD_DESTROY_SESSION, > + /* ack: mtkcam_ipi_ack_info */ > + CAM_CMD_ACK, > + CAM_CMD_RESERVED, It's not necessary to have CAM_CMD_RESERVED. Drop it. Regards, CK > +}; > +