vcn_v4_0_3_is_idle(9)
β¨ NAME β¨
vcn_v4_0_3_is_idle β bestie, this is the little function that does a vibe check on the VCN block π it literally just checks whether the VCN block is idle π
(the page you're reading is vcn_v4_0_3_is_idle(9), from the Kernel API Manual, iykyk)
πΈ SYNOPSIS πΈ
bool vcn_v4_0_3_is_idle (struct amdgpu_ip_block *ip_block );
So it hands you back a bool β yes-or-no energy only, no essay π
π¦ ARGUMENTS π¦
ip_blockβ a pointer to thestruct amdgpu_ip_blockstructure. That's the whole ask, she's lowkey simple like that π«Ά
π DESCRIPTION π
Checks whether the VCN block is idle. That's it, that's the plot π No cap, it's literally just that one check β but it's kind of the main character of this page so we're obsessed anyway β¨
π SEE ALSO π
The kernel file she lives in, for when you wanna go read the source like the nerd you are π:
./drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
And the whole friend group β every single one of these, no skipping, they're all coming to the party π:
vcn_v4_0_3_early_init(9)vcn_v4_0_3_sw_init(9)vcn_v4_0_3_sw_fini(9)vcn_v4_0_3_hw_init(9)vcn_v4_0_3_hw_fini(9)vcn_v4_0_3_suspend(9)vcn_v4_0_3_resume(9)vcn_v4_0_3_mc_resume(9)vcn_v4_0_3_mc_resume_dpg_mode(9)vcn_v4_0_3_disable_clock_gating(9)vcn_v4_0_3_disable_clock_gating_dpg_mode(9)vcn_v4_0_3_enable_clock_gating(9)vcn_v4_0_3_start_dpg_mode(9)vcn_v4_0_3_start(9)vcn_v4_0_3_stop_dpg_mode(9)vcn_v4_0_3_stop(9)vcn_v4_0_3_pause_dpg_mode(9)vcn_v4_0_3_unified_ring_get_rptr(9)vcn_v4_0_3_unified_ring_get_wptr(9)vcn_v4_0_3_unified_ring_set_wptr(9)vcn_v4_0_3_set_unified_ring_funcs(9)vcn_v4_0_3_wait_for_idle(9)vcn_v4_0_3_set_interrupt_state(9)vcn_v4_0_3_process_interrupt(9)vcn_v4_0_3_set_irq_funcs(9)
Okay that's the whole page, you ate that π«Άπ
this one's hanging out in ./drivers/gpu/drm/amd/amdgpu and it's dated October 2026 β see you in the future bestie, mwah ππβ
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