drivers/usbhost: Make xHCI transfers work with real devices. - #19861

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Fishwaldo wants to merge 21 commits into

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Fishwaldo:upstream-xhci-datapath

Commits on Aug 29, 2026

drivers/usbhost: Attach the xHCI interrupt after the controller starts.
Fishwaldo
committed
ef58233
drivers/usbhost: Do not disable an xHCI port while probing it.
Fishwaldo
committed
c041e8f
drivers/usbhost: Acknowledge xHCI events before walking the ring.
Fishwaldo
committed
0856330
drivers/usbhost: Silence the xHCI interrupter until its worker has run.
Fishwaldo
committed
cd60be7
drivers/usbhost: Set the xHCI interrupter moderation interval.
Fishwaldo
committed
11bd48f
drivers/usbhost: Flush the xHCI rings and structures by address.
Fishwaldo
committed
9c004ea
drivers/usbhost: Chain xHCI TRBs across a 64K boundary.
Fishwaldo
committed
c8db354
drivers/usbhost: Maintain the cache over xHCI data buffers.
Fishwaldo
committed
67dfe0e
drivers/usbhost: Read xHCI HCIVERSION with an aligned access.
Fishwaldo
committed
abd703f
drivers/usbhost: Report which xHCI command was rejected.
Fishwaldo
committed
f6d77d0
drivers/usbhost: Compute the event ring segment count at full width.
Fishwaldo
committed
4a2d35b
drivers/usbhost: Describe devices to an xHCI controller correctly.
Fishwaldo
committed
8d60c23
drivers/usbhost: Carry the xHCI transfer chain across the ring join.
Fishwaldo
committed
130baf8
drivers/usbhost: Announce what an xHCI port has attached.
Fishwaldo
committed
fbf6617
drivers/usbhost: Copy an xHCI stand-in buffer in the caller's context.
Fishwaldo
committed
359ebbf
drivers/usbhost: Convert the xHCI endpoint interval from the descriptor.
Fishwaldo
committed
0260e71
drivers/usbhost: Check for the device before allocating an endpoint.
Fishwaldo
committed
55aad2d
drivers/usbhost: Make xHCI asynchronous transfers deliver their data.
Fishwaldo
committed
f42e327
drivers/usbhost: Serialise xHCI transfers per endpoint.
Fishwaldo
committed
21d02e8
drivers/usbhost: Release the xHCI slot when enumeration fails.
Fishwaldo
committed
b5bd8e9
drivers/usbhost: Stop retrying an xHCI port that will not enumerate.
Fishwaldo
committed
125bec5

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drivers/usbhost: Make xHCI transfers work with real devices. - #19861

drivers/usbhost: Make xHCI transfers work with real devices.#19861
Fishwaldo wants to merge 21 commits into
apache:masterfrom
Fishwaldo:upstream-xhci-datapath

Commits on Aug 29, 2026

drivers/usbhost: Attach the xHCI interrupt after the controller starts.

drivers/usbhost: Do not disable an xHCI port while probing it.

drivers/usbhost: Acknowledge xHCI events before walking the ring.

drivers/usbhost: Silence the xHCI interrupter until its worker has run.

drivers/usbhost: Set the xHCI interrupter moderation interval.

drivers/usbhost: Flush the xHCI rings and structures by address.

drivers/usbhost: Chain xHCI TRBs across a 64K boundary.

drivers/usbhost: Maintain the cache over xHCI data buffers.

drivers/usbhost: Read xHCI HCIVERSION with an aligned access.

drivers/usbhost: Report which xHCI command was rejected.

drivers/usbhost: Compute the event ring segment count at full width.

drivers/usbhost: Describe devices to an xHCI controller correctly.

drivers/usbhost: Carry the xHCI transfer chain across the ring join.

drivers/usbhost: Announce what an xHCI port has attached.

drivers/usbhost: Copy an xHCI stand-in buffer in the caller's context.

drivers/usbhost: Convert the xHCI endpoint interval from the descriptor.

drivers/usbhost: Check for the device before allocating an endpoint.

drivers/usbhost: Make xHCI asynchronous transfers deliver their data.

drivers/usbhost: Serialise xHCI transfers per endpoint.

drivers/usbhost: Release the xHCI slot when enumeration fails.

drivers/usbhost: Stop retrying an xHCI port that will not enumerate.