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Kernel: Move NVMeInterruptQueue initialization out of its constructor

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Add a helper initialize_interrupt_queue() helper to enable_irq instead
of doing it as part of its object construction as it can fail. This is
similar to how AHCI initializes its interrupt as well.
This commit is contained in:
Pankaj Raghav 2023-05-18 13:19:14 +02:00 • committed by Andrew Kaster
parent ac161f6a8d
commit 0c5d6c6c47
2 changed files with 8 additions and 1 deletions
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8
Kernel/Storage/NVMe/NVMeInterruptQueue.cpp
View file

@ -13,12 +13,18 @@ namespace Kernel {
ErrorOr<NonnullLockRefPtr<NVMeInterruptQueue>> NVMeInterruptQueue::try_create(PCI::Device& device, NonnullOwnPtr<Memory::Region> rw_dma_region, NonnullRefPtr<Memory::PhysicalPage> rw_dma_page, u16 qid, u8 irq, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, OwnPtr<Memory::Region> sq_dma_region, Memory::TypedMapping<DoorbellRegister volatile> db_regs)
{
return TRY(adopt_nonnull_lock_ref_or_enomem(new (nothrow) NVMeInterruptQueue(device, move(rw_dma_region), rw_dma_page, qid, irq, q_depth, move(cq_dma_region), move(sq_dma_region), move(db_regs))));
auto queue = TRY(adopt_nonnull_lock_ref_or_enomem(new (nothrow) NVMeInterruptQueue(device, move(rw_dma_region), rw_dma_page, qid, irq, q_depth, move(cq_dma_region), move(sq_dma_region), move(db_regs))));
queue->initialize_interrupt_queue();
return queue;
}
UNMAP_AFTER_INIT NVMeInterruptQueue::NVMeInterruptQueue(PCI::Device& device, NonnullOwnPtr<Memory::Region> rw_dma_region, NonnullRefPtr<Memory::PhysicalPage> rw_dma_page, u16 qid, u8 irq, u32 q_depth, OwnPtr<Memory::Region> cq_dma_region, OwnPtr<Memory::Region> sq_dma_region, Memory::TypedMapping<DoorbellRegister volatile> db_regs)
: NVMeQueue(move(rw_dma_region), rw_dma_page, qid, q_depth, move(cq_dma_region), move(sq_dma_region), move(db_regs))
, PCIIRQHandler(device, irq)
{
}
void NVMeInterruptQueue::initialize_interrupt_queue()
{
enable_irq();
}