amdgpu_gmc_pdb0_alloc(9)

🎀 NAME 🎀 — amdgpu_gmc_pdb0_alloc(9)

okay bestie, welcome to the Kernel API Manual page for amdgpu_gmc_pdb0_alloc(9) 💖 lowkey its whole personality is: allocate vram for pdb0. that’s the vibe. ✨

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🦋 SYNOPSIS 🦋

int amdgpu_gmc_pdb0_alloc (struct amdgpu_device *adev );

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💅 ARGUMENTS 💅

• adev — an amdgpu_device pointer. yes bestie, that’s the whole argument 🫶

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🌸 DESCRIPTION 🌸

Allocate video memory for pdb0 and map it for CPU access. that’s the main-character job fr fr 💖

It returns 0 for success, and an error for failure. so like, check the return value, bestie 😭✨

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👑 SEE ALSO 👑

Kernel file: ./drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c

also pls go stare at these iconic siblings in the same amdgpu_gmc family 🌈:

amdgpu_gmc_get_pde_for_bo(9), amdgpu_gmc_set_pte_pde(9), amdgpu_gmc_agp_addr(9), amdgpu_gmc_vram_location(9), amdgpu_gmc_gart_location(9), amdgpu_gmc_agp_location(9), amdgpu_gmc_set_agp_default(9), amdgpu_gmc_fault_key(9), amdgpu_gmc_filter_faults(9), amdgpu_gmc_filter_faults_remove(9), amdgpu_gmc_tmz_set(9), amdgpu_gmc_noretry_set(9), amdgpu_gmc_init_pdb0(9), amdgpu_gmc_vram_mc2pa(9), amdgpu_gmc_vram_pa(9)

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kisses 💋 this page is from the Kernel API Manual, source/version: ./drivers/gpu/drm/amd/amdgpu, date: October 2026, and the manual is amdgpu_gmc_pdb0_alloc(9). bye bestie 🫶💜