me in 2021 looking at a huge baremental/embedded codebase: "omg woaw this is so awesome people are so smart and write such amazing code and publish it, for creatures like me to enjoy?! 🥺 woaw woo"
me in 2026 looking at a huge baremetal/embedded codebase:
![/*
* DSC and PP blocks are tied together. In Quad Pipe only
* the first PP block is connected to the intf, the second
* one is just used for DSC.
*/
struct dpu_phys_encoder {
struct dpu_hw_pingpong pingpong[2];
int num_pingpong;
struct dpu_hw_dsc dsc[2];
int num_dsc;
struct dpu_hw_mixer mixer[2];
int num_mixer;
struct dpu_hw_sspp *sspp;
struct dpu_hw_ctl *ctl;
struct dpu_hw_intf intf;
enum dpu_enc_split_role split_role;
struct drm_rect plane;
};
struct dpu_topology {
int num_encs;
struct dpu_phys_encoder encs[2];
/* These can be shared between the encoders */
int num_sspp;
struct dpu_hw_sspp sspp[2];
int num_ctl;
struct dpu_hw_ctl ctl[2];
/*
* Indicates quad pipe with DSC merge ->
* CTL per-INTF if false and
* split_role != SOLO then 1 CTL is
* used for both INTFs
*/
bool dsc_merge;
};](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:z2gxn6efcvy26ls3zgevvlq4/bafkreigeufm4p2gaft6aw5yup2kz5mbsn7pgcwlmyzonnql4ye3hbbtati)
