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DIR:OUT; SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Sep 2020 17:46:54.8632 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: cfb10c66-a513-42e6-bcad-08d85fe8a934 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.60.83]; Helo=[xsj-pvapsmtpgw01] X-MS-Exchange-CrossTenant-AuthSource: BL2NAM02FT027.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR02MB7014 Received-SPF: pass client-ip=40.107.243.70; envelope-from=saipava@xilinx.com; helo=NAM12-DM6-obe.outbound.protection.outlook.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/23 13:46:56 X-ACL-Warn: Detected OS = Windows NT kernel [generic] [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , Vikram Garhwal , qemu-devel@nongnu.org, Paul Zimmerman , Sai Pavan Boddu , Alistair Francis , Ying Fang , =?utf-8?q?=27Philippe_Mathieu-Daud=C3=A9?= =?utf-8?q?=27?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" This patch starts making the hcd-xhci.c pci free, as part of this restructuring dma read/writes are handled without passing pci object. Signed-off-by: Sai Pavan Boddu Reviewed-by: Edgar E. Iglesias --- hw/usb/hcd-xhci.c | 24 +++++++++++------------- hw/usb/hcd-xhci.h | 1 + 2 files changed, 12 insertions(+), 13 deletions(-) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 46a2186..254cf1e 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -495,7 +495,7 @@ static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, assert((len % sizeof(uint32_t)) == 0); - pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); + dma_memory_read(xhci->as, addr, buf, len); for (i = 0; i < (len / sizeof(uint32_t)); i++) { buf[i] = le32_to_cpu(buf[i]); @@ -515,7 +515,7 @@ static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, for (i = 0; i < n; i++) { tmp[i] = cpu_to_le32(buf[i]); } - pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); + dma_memory_write(xhci->as, addr, tmp, len); } static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) @@ -644,7 +644,6 @@ static void xhci_die(XHCIState *xhci) static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) { - PCIDevice *pci_dev = PCI_DEVICE(xhci); XHCIInterrupter *intr = &xhci->intr[v]; XHCITRB ev_trb; dma_addr_t addr; @@ -663,7 +662,7 @@ static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) ev_trb.status, ev_trb.control); addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; - pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); + dma_memory_write(xhci->as, addr, &ev_trb, TRB_SIZE); intr->er_ep_idx++; if (intr->er_ep_idx >= intr->er_size) { @@ -720,12 +719,11 @@ static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, dma_addr_t *addr) { - PCIDevice *pci_dev = PCI_DEVICE(xhci); uint32_t link_cnt = 0; while (1) { TRBType type; - pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); + dma_memory_read(xhci->as, ring->dequeue, trb, TRB_SIZE); trb->addr = ring->dequeue; trb->ccs = ring->ccs; le64_to_cpus(&trb->parameter); @@ -762,7 +760,6 @@ static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) { - PCIDevice *pci_dev = PCI_DEVICE(xhci); XHCITRB trb; int length = 0; dma_addr_t dequeue = ring->dequeue; @@ -773,7 +770,7 @@ static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) while (1) { TRBType type; - pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); + dma_memory_read(xhci->as, dequeue, &trb, TRB_SIZE); le64_to_cpus(&trb.parameter); le32_to_cpus(&trb.status); le32_to_cpus(&trb.control); @@ -828,7 +825,7 @@ static void xhci_er_reset(XHCIState *xhci, int v) xhci_die(xhci); return; } - pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); + dma_memory_read(xhci->as, erstba, &seg, sizeof(seg)); le32_to_cpus(&seg.addr_low); le32_to_cpus(&seg.addr_high); le32_to_cpus(&seg.size); @@ -1440,7 +1437,7 @@ static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) int i; xfer->int_req = false; - pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); + qemu_sglist_init(&xfer->sgl, DEVICE(xhci), xfer->trb_count, xhci->as); for (i = 0; i < xfer->trb_count; i++) { XHCITRB *trb = &xfer->trbs[i]; dma_addr_t addr; @@ -2104,7 +2101,7 @@ static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, assert(slotid >= 1 && slotid <= xhci->numslots); dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); - poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); + poctx = ldq_le_dma(xhci->as, dcbaap + 8 * slotid); ictx = xhci_mask64(pictx); octx = xhci_mask64(poctx); @@ -2442,7 +2439,7 @@ static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) /* TODO: actually implement real values here */ bw_ctx[0] = 0; memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ - pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); + dma_memory_write(xhci->as, ctx, bw_ctx, sizeof(bw_ctx)); return CC_SUCCESS; } @@ -3434,6 +3431,7 @@ static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) } usb_xhci_init(xhci); + xhci->as = pci_get_address_space(dev); xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); @@ -3534,7 +3532,7 @@ static int usb_xhci_post_load(void *opaque, int version_id) continue; } slot->ctx = - xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); + xhci_mask64(ldq_le_dma(xhci->as, dcbaap + 8 * slotid)); xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); slot->uport = xhci_lookup_uport(xhci, slot_ctx); if (!slot->uport) { diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index c3dfc14..c8a8ae4 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -188,6 +188,7 @@ struct XHCIState { USBBus bus; MemoryRegion mem; + AddressSpace *as; MemoryRegion mem_cap; MemoryRegion mem_oper; MemoryRegion mem_runtime;