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From f0679fb95d2c1b9597b83184309e70cc3c3e3b1d Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Mon, 9 Sep 2013 10:18:17 +0200
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Subject: [PATCH] ehci: save device pointer in EHCIState
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We'll need a pointer to the actual pci/sysbus device,
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stick a pointer to it into the EHCIState struct.
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https://bugzilla.redhat.com/show_bug.cgi?id=1005495
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit adbecc89731cf3e0ae656d50ea9fa58c589c4bdc)
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---
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hw/usb/hcd-ehci.c | 7 +++----
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hw/usb/hcd-ehci.h | 1 +
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2 files changed, 4 insertions(+), 4 deletions(-)
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diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
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index 010a0d0..e9fb20c 100644
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--- a/hw/usb/hcd-ehci.c
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+++ b/hw/usb/hcd-ehci.c
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@@ -1241,13 +1241,11 @@ static int ehci_init_transfer(EHCIPacket *p)
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{
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uint32_t cpage, offset, bytes, plen;
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dma_addr_t page;
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- USBBus *bus = &p->queue->ehci->bus;
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- BusState *qbus = BUS(bus);
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cpage = get_field(p->qtd.token, QTD_TOKEN_CPAGE);
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bytes = get_field(p->qtd.token, QTD_TOKEN_TBYTES);
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offset = p->qtd.bufptr[0] & ~QTD_BUFPTR_MASK;
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- qemu_sglist_init(&p->sgl, qbus->parent, 5, p->queue->ehci->as);
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+ qemu_sglist_init(&p->sgl, p->queue->ehci->device, 5, p->queue->ehci->as);
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while (bytes > 0) {
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if (cpage > 4) {
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@@ -1486,7 +1484,7 @@ static int ehci_process_itd(EHCIState *ehci,
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return -1;
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}
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- qemu_sglist_init(&ehci->isgl, DEVICE(ehci), 2, ehci->as);
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+ qemu_sglist_init(&ehci->isgl, ehci->device, 2, ehci->as);
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if (off + len > 4096) {
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/* transfer crosses page border */
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uint32_t len2 = off + len - 4096;
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@@ -2529,6 +2527,7 @@ void usb_ehci_realize(EHCIState *s, DeviceState *dev, Error **errp)
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s->frame_timer = qemu_new_timer_ns(vm_clock, ehci_frame_timer, s);
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s->async_bh = qemu_bh_new(ehci_frame_timer, s);
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+ s->device = dev;
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qemu_register_reset(ehci_reset, s);
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qemu_add_vm_change_state_handler(usb_ehci_vm_state_change, s);
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diff --git a/hw/usb/hcd-ehci.h b/hw/usb/hcd-ehci.h
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index 15a28e8..065c9fa 100644
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--- a/hw/usb/hcd-ehci.h
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+++ b/hw/usb/hcd-ehci.h
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@@ -255,6 +255,7 @@ typedef QTAILQ_HEAD(EHCIQueueHead, EHCIQueue) EHCIQueueHead;
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struct EHCIState {
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USBBus bus;
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+ DeviceState *device;
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qemu_irq irq;
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MemoryRegion mem;
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AddressSpace *as;
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