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| author |   Niklas Neronin <niklas.neronin@linux.intel.com> | 2025-05-15 16:56:04 +0300 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-05-21 12:35:32 +0200 |
| commit | 44455f666b4ba3c3394966827e8923c491274b38 (patch) | |
| tree | 5f880e29db9a23df438a44c0553557fcd7129beb /drivers/usb/host | |
| parent | usb: xhci: refactor xhci_set_cmd_ring_deq() (diff) | |
| download | wireguard-linux-44455f666b4ba3c3394966827e8923c491274b38.tar.xz wireguard-linux-44455f666b4ba3c3394966827e8923c491274b38.zip | |
usb: xhci: move DCBAA pointer write
Move the Device Context Base Address Array (DCBAA) pointer write from
xhci_mem_init() to xhci_init(). This is part of the ongoing effort to
separate allocation and initialization.
Signed-off-by: Niklas Neronin <niklas.neronin@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20250515135621.335595-8-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 1 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.c | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index c4b94f7bacfb..ac96f0155cab 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -2434,7 +2434,6 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) xhci_dbg_trace(xhci, trace_xhci_dbg_init, "// Device context base array address = 0x%pad (DMA), %p (virt)", &xhci->dcbaa->dma, xhci->dcbaa); - xhci_write_64(xhci, dma, &xhci->op_regs->dcbaa_ptr); /* * Initialize the ring segment pool. The ring must be a contiguous diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 4c9174c5c7c7..e8c262865188 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -545,6 +545,9 @@ static int xhci_init(struct usb_hcd *hcd) /* Set the address in the Command Ring Control register */ xhci_set_cmd_ring_deq(xhci); + /* Set Device Context Base Address Array pointer */ + xhci_write_64(xhci, xhci->dcbaa->dma, &xhci->op_regs->dcbaa_ptr); + /* Initializing Compliance Mode Recovery Data If Needed */ if (xhci_compliance_mode_recovery_timer_quirk_check()) { xhci->quirks |= XHCI_COMP_MODE_QUIRK; |