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Diffstat (limited to 'drivers/gpu/nova-core/gpu.rs')
| -rw-r--r-- | drivers/gpu/nova-core/gpu.rs | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/nova-core/gpu.rs b/drivers/gpu/nova-core/gpu.rs index 8e32af16b669..72d40b0124f0 100644 --- a/drivers/gpu/nova-core/gpu.rs +++ b/drivers/gpu/nova-core/gpu.rs @@ -170,7 +170,7 @@ pub(crate) struct Gpu { bar: Devres<Bar0>, fw: Firmware, /// System memory page required for flushing all pending GPU-side memory writes done through - /// PCIE into system memory. + /// PCIE into system memory, via sysmembar (A GPU-initiated HW memory-barrier operation). sysmem_flush: SysmemFlush, } @@ -283,7 +283,6 @@ impl Gpu { gfw::wait_gfw_boot_completion(bar) .inspect_err(|_| dev_err!(pdev.as_ref(), "GFW boot did not complete"))?; - // System memory page required for sysmembar to properly flush into system memory. let sysmem_flush = SysmemFlush::register(pdev.as_ref(), bar, spec.chipset)?; let gsp_falcon = Falcon::<Gsp>::new( |