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Kernel/USB: Adjust USB Pipe buffer

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Allocate DMA buffer pages for use within the USBD Pipe class, and allow
for the user to specify the size of this buffer, rounding up to the
next page boundary.
This commit is contained in:
b14ckcat 2022-10-15 18:30:37 -04:00 • committed by Andreas Kling
parent f0420def78
commit 1304575190
2 changed files with 3 additions and 3 deletions
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2
Kernel/Bus/USB/USBPipe.h
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@ -41,7 +41,7 @@ public:
FullSpeed
};
static ErrorOr<NonnullOwnPtr<Pipe>> try_create_pipe(USBController const& controller, Type type, Direction direction, u8 endpoint_address, u16 max_packet_size, i8 device_address, u8 poll_interval = 0);
static ErrorOr<NonnullOwnPtr<Pipe>> try_create_pipe(USBController const& controller, Type type, Direction direction, u8 endpoint_address, u16 max_packet_size, i8 device_address, size_t buffer_size = PAGE_SIZE, u8 poll_interval = 0);
Type type() const { return m_type; }
Direction direction() const { return m_direction; }