dpu_hw_sspp_init(9)
dpu_hw_sspp_init(9) π β¨
okay so bestie, welcome to the Kernel API Manual entry for dpu_hw_sspp_init β this is the one that gets the sspp hw driver object all set up. Should be called once before accessing every pipe. Like, once. Before every pipe. That's the vibe check. π«Ά
πΈ NAME πΈ
dpu_hw_sspp_init β Initializes the sspp hw driver object. Should be called once before accessing every pipe. β¨
π SYNOPSIS π
struct dpu_hw_sspp * dpu_hw_sspp_init (struct drm_device *dev , const
struct dpu_sspp_cfg *cfg , void __iomem *addr , const struct
qcom_ubwc_cfg_data *mdss_data , const struct dpu_mdss_version *mdss_rev
);
π¦ ARGUMENTS π¦
devβ Corresponding device for devres management. it's giving "who's your device parent" energy πcfgβ Pipe catalog entry for which driver object is required. lowkey the blueprint for the pipe you're setting up πaddrβ Mapped register io address of MDP. literally where the MDP registers live in memory β¨mdss_dataβ UBWC / MDSS configuration data. the config lore you need π§mdss_revβdpucore's major and minor versions. version check but make it hardware π
π SEE ALSO π
Kernel file: ./drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c β go read the source, bestie, it's iconic π
okay that's the whole page β source/version: ./drivers/gpu/drm/msm/disp/dpu1 Β· date: October 2026 Β· dpu_hw_sspp_init(9) out πβ¨
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms