STRUCT IMGU_CSS_POOL(9)

✨ struct imgu_css_pool(9) ✨

okay bestie, this is the Kernel API Manual page for struct imgu_css_pool(9), and it is literally the circular buffer pool definition you've been looking for. let's get into it 🫶

🌸 NAME 🌸

struct imgu_css_pool — circular buffer pool definition 💅

✨ SYNOPSIS ✨

the struct shape is exactly this, no cap:

struct imgu_css_pool {
    struct {
      struct imgu_css_map param;
      bool valid;
    } entry[IPU3_CSS_POOL_SIZE];
    u32 last;
};

👯 Members 👯

member check, bestie — here's every single one:

• entry — array with IPU3_CSS_POOL_SIZE elements. it's giving array with IPU3_CSS_POOL_SIZE elements energy ✨
• entry.param — a struct imgu_css_map for storing the mem mapping. iconic storage moment 🎀
• entry.valid — used to mark if the entry has valid data. vibe check for valid data ✅
• last — write pointer, initialized to IPU3_CSS_POOL_SIZE. no cap, that's the init value 🫶

🔍 SEE ALSO 🔍

go look at these, iykyk:

• Kernel file ./drivers/staging/media/ipu3/ipu3-css-pool.h and struct imgu_css_map(9) — both linked, go check 'em 💖

that's the whole page, bestie! source/version: ./drivers/staging/media/ipu3 — October 2026. mwah, bye! 💋🦋