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-rw-r--r--drivers/usb/host/ehci-exynos.c2
-rw-r--r--drivers/usb/host/ohci-exynos.c2
-rw-r--r--drivers/usb/host/xhci-mem.c4
-rw-r--r--drivers/usb/host/xhci-pci.c7
-rw-r--r--drivers/usb/host/xhci-plat.c4
-rw-r--r--drivers/usb/host/xhci-ring.c37
6 files changed, 34 insertions, 22 deletions
diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c
index df538fd10aa4..46f5354c534d 100644
--- a/drivers/usb/host/ehci-exynos.c
+++ b/drivers/usb/host/ehci-exynos.c
@@ -77,10 +77,12 @@ static int exynos_ehci_get_phy(struct device *dev,
if (IS_ERR(phy)) {
ret = PTR_ERR(phy);
if (ret == -EPROBE_DEFER) {
+ of_node_put(child);
return ret;
} else if (ret != -ENOSYS && ret != -ENODEV) {
dev_err(dev,
"Error retrieving usb2 phy: %d\n", ret);
+ of_node_put(child);
return ret;
}
}
diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
index 2cd105be7319..6865b919403f 100644
--- a/drivers/usb/host/ohci-exynos.c
+++ b/drivers/usb/host/ohci-exynos.c
@@ -66,10 +66,12 @@ static int exynos_ohci_get_phy(struct device *dev,
if (IS_ERR(phy)) {
ret = PTR_ERR(phy);
if (ret == -EPROBE_DEFER) {
+ of_node_put(child);
return ret;
} else if (ret != -ENOSYS && ret != -ENODEV) {
dev_err(dev,
"Error retrieving usb2 phy: %d\n", ret);
+ of_node_put(child);
return ret;
}
}
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index bd06e3a907fa..68e37424a26d 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1706,7 +1706,7 @@ static int scratchpad_alloc(struct xhci_hcd *xhci, gfp_t flags)
xhci->dcbaa->dev_context_ptrs[0] = cpu_to_le64(xhci->scratchpad->sp_dma);
for (i = 0; i < num_sp; i++) {
dma_addr_t dma;
- void *buf = dma_alloc_coherent(dev, xhci->page_size, &dma,
+ void *buf = dma_zalloc_coherent(dev, xhci->page_size, &dma,
flags);
if (!buf)
goto fail_sp5;
@@ -2458,7 +2458,7 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
(xhci->cmd_ring->first_seg->dma & (u64) ~CMD_RING_RSVD_BITS) |
xhci->cmd_ring->cycle_state;
xhci_dbg_trace(xhci, trace_xhci_dbg_init,
- "// Setting command ring address to 0x%x", val);
+ "// Setting command ring address to 0x%016llx", val_64);
xhci_write_64(xhci, val_64, &xhci->op_regs->cmd_ring);
xhci_dbg_cmd_ptrs(xhci);
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index bb47ea2c9c39..79bb3b71bea2 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -52,6 +52,7 @@
#define PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI 0x0aa8
#define PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI 0x1aa8
#define PCI_DEVICE_ID_INTEL_APL_XHCI 0x5aa8
+#define PCI_DEVICE_ID_INTEL_DNV_XHCI 0x19d0
static const char hcd_name[] = "xhci_hcd";
@@ -160,7 +161,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI ||
- pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI)) {
+ pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI)) {
xhci->quirks |= XHCI_PME_STUCK_QUIRK;
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
@@ -169,7 +171,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
(pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI ||
- pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI))
+ pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI))
xhci->quirks |= XHCI_MISSING_CAS;
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 7606710baf43..23c5bdab988d 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -82,7 +82,7 @@ static int xhci_plat_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0)
- return -ENODEV;
+ return irq;
/* Initialize dma_mask and coherent_dma_mask to 32-bits */
ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
@@ -202,6 +202,8 @@ static int xhci_plat_remove(struct platform_device *dev)
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
struct clk *clk = xhci->clk;
+ xhci->xhc_state |= XHCI_STATE_REMOVING;
+
usb_remove_hcd(xhci->shared_hcd);
usb_phy_shutdown(hcd->usb_phy);
usb_put_hcd(xhci->shared_hcd);
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 7c08c7175c01..fbb77e2b288d 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -2677,27 +2677,29 @@ static int xhci_handle_event(struct xhci_hcd *xhci)
irqreturn_t xhci_irq(struct usb_hcd *hcd)
{
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
- u32 status;
- u64 temp_64;
union xhci_trb *event_ring_deq;
+ irqreturn_t ret = IRQ_NONE;
+ unsigned long flags;
dma_addr_t deq;
+ u64 temp_64;
+ u32 status;
- spin_lock(&xhci->lock);
+ spin_lock_irqsave(&xhci->lock, flags);
/* Check if the xHC generated the interrupt, or the irq is shared */
status = readl(&xhci->op_regs->status);
- if (status == 0xffffffff)
- goto hw_died;
-
- if (!(status & STS_EINT)) {
- spin_unlock(&xhci->lock);
- return IRQ_NONE;
+ if (status == 0xffffffff) {
+ ret = IRQ_HANDLED;
+ goto out;
}
+
+ if (!(status & STS_EINT))
+ goto out;
+
if (status & STS_FATAL) {
xhci_warn(xhci, "WARNING: Host System Error\n");
xhci_halt(xhci);
-hw_died:
- spin_unlock(&xhci->lock);
- return IRQ_HANDLED;
+ ret = IRQ_HANDLED;
+ goto out;
}
/*
@@ -2727,9 +2729,8 @@ hw_died:
temp_64 = xhci_read_64(xhci, &xhci->ir_set->erst_dequeue);
xhci_write_64(xhci, temp_64 | ERST_EHB,
&xhci->ir_set->erst_dequeue);
- spin_unlock(&xhci->lock);
-
- return IRQ_HANDLED;
+ ret = IRQ_HANDLED;
+ goto out;
}
event_ring_deq = xhci->event_ring->dequeue;
@@ -2754,10 +2755,12 @@ hw_died:
/* Clear the event handler busy flag (RW1C); event ring is empty. */
temp_64 |= ERST_EHB;
xhci_write_64(xhci, temp_64, &xhci->ir_set->erst_dequeue);
+ ret = IRQ_HANDLED;
- spin_unlock(&xhci->lock);
+out:
+ spin_unlock_irqrestore(&xhci->lock, flags);
- return IRQ_HANDLED;
+ return ret;
}
irqreturn_t xhci_msi_irq(int irq, void *hcd)
generated by cgit v1.2.3 (git 2.0.4) at 2024-09-30 00:52:53 +0000