summaryrefslogtreecommitdiffstats
path: root/drivers/usb/host
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/host')
-rw-r--r--drivers/usb/host/Kconfig8
-rw-r--r--drivers/usb/host/ehci-fsl.c2
-rw-r--r--drivers/usb/host/ehci-pci.c6
-rw-r--r--drivers/usb/host/ohci-at91.c24
-rw-r--r--drivers/usb/host/ohci-dbg.c12
-rw-r--r--drivers/usb/host/ohci-pci.c4
-rw-r--r--drivers/usb/host/pci-quirks.c17
-rw-r--r--drivers/usb/host/xhci-hub.c2
-rw-r--r--drivers/usb/host/xhci-mem.c32
-rw-r--r--drivers/usb/host/xhci-ring.c6
-rw-r--r--drivers/usb/host/xhci.c5
11 files changed, 98 insertions, 20 deletions
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 91413cac97be..353cdd488b93 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -130,7 +130,7 @@ config USB_FSL_MPH_DR_OF
tristate
config USB_EHCI_FSL
- bool "Support for Freescale on-chip EHCI USB controller"
+ bool "Support for Freescale PPC on-chip EHCI USB controller"
depends on USB_EHCI_HCD && FSL_SOC
select USB_EHCI_ROOT_HUB_TT
select USB_FSL_MPH_DR_OF if OF
@@ -138,7 +138,7 @@ config USB_EHCI_FSL
Variation of ARC USB block used in some Freescale chips.
config USB_EHCI_MXC
- bool "Support for Freescale on-chip EHCI USB controller"
+ bool "Support for Freescale i.MX on-chip EHCI USB controller"
depends on USB_EHCI_HCD && ARCH_MXC
select USB_EHCI_ROOT_HUB_TT
---help---
@@ -546,7 +546,7 @@ config USB_RENESAS_USBHS_HCD
config USB_WHCI_HCD
tristate "Wireless USB Host Controller Interface (WHCI) driver (EXPERIMENTAL)"
depends on EXPERIMENTAL
- depends on PCI && USB
+ depends on PCI && USB && UWB
select USB_WUSB
select UWB_WHCI
help
@@ -559,7 +559,7 @@ config USB_WHCI_HCD
config USB_HWA_HCD
tristate "Host Wire Adapter (HWA) driver (EXPERIMENTAL)"
depends on EXPERIMENTAL
- depends on USB
+ depends on USB && UWB
select USB_WUSB
select UWB_HWA
help
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index e90344a17631..b556a72264d1 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -125,7 +125,7 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
*/
if (pdata->init && pdata->init(pdev)) {
retval = -ENODEV;
- goto err3;
+ goto err4;
}
/* Enable USB controller, 83xx or 8536 */
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index f4b627d343ac..01bb7241d6ef 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -276,6 +276,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
/* Serial Bus Release Number is at PCI 0x60 offset */
pci_read_config_byte(pdev, 0x60, &ehci->sbrn);
+ if (pdev->vendor == PCI_VENDOR_ID_STMICRO
+ && pdev->device == PCI_DEVICE_ID_STMICRO_USB_HOST)
+ ehci->sbrn = 0x20; /* ConneXT has no sbrn register */
/* Keep this around for a while just in case some EHCI
* implementation uses legacy PCI PM support. This test
@@ -526,6 +529,9 @@ static const struct pci_device_id pci_ids [] = { {
/* handle any USB 2.0 EHCI controller */
PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_EHCI, ~0),
.driver_data = (unsigned long) &ehci_pci_hc_driver,
+ }, {
+ PCI_VDEVICE(STMICRO, PCI_DEVICE_ID_STMICRO_USB_HOST),
+ .driver_data = (unsigned long) &ehci_pci_hc_driver,
},
{ /* end: all zeroes */ }
};
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 5df0b0e3392b..77afabc77f9b 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -139,8 +139,23 @@ static int usb_hcd_at91_probe(const struct hc_driver *driver,
}
iclk = clk_get(&pdev->dev, "ohci_clk");
+ if (IS_ERR(iclk)) {
+ dev_err(&pdev->dev, "failed to get ohci_clk\n");
+ retval = PTR_ERR(iclk);
+ goto err3;
+ }
fclk = clk_get(&pdev->dev, "uhpck");
+ if (IS_ERR(fclk)) {
+ dev_err(&pdev->dev, "failed to get uhpck\n");
+ retval = PTR_ERR(fclk);
+ goto err4;
+ }
hclk = clk_get(&pdev->dev, "hclk");
+ if (IS_ERR(hclk)) {
+ dev_err(&pdev->dev, "failed to get hclk\n");
+ retval = PTR_ERR(hclk);
+ goto err5;
+ }
at91_start_hc(pdev);
ohci_hcd_init(hcd_to_ohci(hcd));
@@ -153,9 +168,12 @@ static int usb_hcd_at91_probe(const struct hc_driver *driver,
at91_stop_hc(pdev);
clk_put(hclk);
+ err5:
clk_put(fclk);
+ err4:
clk_put(iclk);
+ err3:
iounmap(hcd->regs);
err2:
@@ -226,7 +244,8 @@ static void ohci_at91_usb_set_power(struct at91_usbh_data *pdata, int port, int
if (!gpio_is_valid(pdata->vbus_pin[port]))
return;
- gpio_set_value(pdata->vbus_pin[port], !pdata->vbus_pin_inverted ^ enable);
+ gpio_set_value(pdata->vbus_pin[port],
+ !pdata->vbus_pin_active_low[port] ^ enable);
}
static int ohci_at91_usb_get_power(struct at91_usbh_data *pdata, int port)
@@ -237,7 +256,8 @@ static int ohci_at91_usb_get_power(struct at91_usbh_data *pdata, int port)
if (!gpio_is_valid(pdata->vbus_pin[port]))
return -EINVAL;
- return gpio_get_value(pdata->vbus_pin[port]) ^ !pdata->vbus_pin_inverted;
+ return gpio_get_value(pdata->vbus_pin[port]) ^
+ !pdata->vbus_pin_active_low[port];
}
/*
diff --git a/drivers/usb/host/ohci-dbg.c b/drivers/usb/host/ohci-dbg.c
index 5179fcd73d8a..e4bcb62b930a 100644
--- a/drivers/usb/host/ohci-dbg.c
+++ b/drivers/usb/host/ohci-dbg.c
@@ -82,6 +82,14 @@ urb_print(struct urb * urb, char * str, int small, int status)
ohci_dbg(ohci,format, ## arg ); \
} while (0);
+/* Version for use where "next" is the address of a local variable */
+#define ohci_dbg_nosw(ohci, next, size, format, arg...) \
+ do { \
+ unsigned s_len; \
+ s_len = scnprintf(*next, *size, format, ## arg); \
+ *size -= s_len; *next += s_len; \
+ } while (0);
+
static void ohci_dump_intr_mask (
struct ohci_hcd *ohci,
@@ -653,7 +661,7 @@ static ssize_t fill_registers_buffer(struct debug_buffer *buf)
/* dump driver info, then registers in spec order */
- ohci_dbg_sw (ohci, &next, &size,
+ ohci_dbg_nosw(ohci, &next, &size,
"bus %s, device %s\n"
"%s\n"
"%s\n",
@@ -672,7 +680,7 @@ static ssize_t fill_registers_buffer(struct debug_buffer *buf)
/* hcca */
if (ohci->hcca)
- ohci_dbg_sw (ohci, &next, &size,
+ ohci_dbg_nosw(ohci, &next, &size,
"hcca frame 0x%04x\n", ohci_frame_no(ohci));
/* other registers mostly affect frame timings */
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 6109810cc2d3..1843bb68ac7c 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -397,6 +397,10 @@ static const struct pci_device_id pci_ids [] = { {
/* handle any USB OHCI controller */
PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_OHCI, ~0),
.driver_data = (unsigned long) &ohci_pci_hc_driver,
+ }, {
+ /* The device in the ConneXT I/O hub has no class reg */
+ PCI_VDEVICE(STMICRO, PCI_DEVICE_ID_STMICRO_USB_OHCI),
+ .driver_data = (unsigned long) &ohci_pci_hc_driver,
}, { /* end: all zeroes */ }
};
MODULE_DEVICE_TABLE (pci, pci_ids);
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index caf87428ca43..7732d69e49e0 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -867,6 +867,22 @@ hc_init:
static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
{
+ /* Skip Netlogic mips SoC's internal PCI USB controller.
+ * This device does not need/support EHCI/OHCI handoff
+ */
+ if (pdev->vendor == 0x184e) /* vendor Netlogic */
+ return;
+ if (pdev->class != PCI_CLASS_SERIAL_USB_UHCI &&
+ pdev->class != PCI_CLASS_SERIAL_USB_OHCI &&
+ pdev->class != PCI_CLASS_SERIAL_USB_EHCI &&
+ pdev->class != PCI_CLASS_SERIAL_USB_XHCI)
+ return;
+
+ if (pci_enable_device(pdev) < 0) {
+ dev_warn(&pdev->dev, "Can't enable PCI device, "
+ "BIOS handoff failed.\n");
+ return;
+ }
if (pdev->class == PCI_CLASS_SERIAL_USB_UHCI)
quirk_usb_handoff_uhci(pdev);
else if (pdev->class == PCI_CLASS_SERIAL_USB_OHCI)
@@ -875,5 +891,6 @@ static void __devinit quirk_usb_early_handoff(struct pci_dev *pdev)
quirk_usb_disable_ehci(pdev);
else if (pdev->class == PCI_CLASS_SERIAL_USB_XHCI)
quirk_usb_handoff_xhci(pdev);
+ pci_disable_device(pdev);
}
DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, quirk_usb_early_handoff);
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 35e257f79c7b..557b6f32db86 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -93,7 +93,7 @@ static void xhci_usb2_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci,
*/
memset(port_removable, 0, sizeof(port_removable));
for (i = 0; i < ports; i++) {
- portsc = xhci_readl(xhci, xhci->usb3_ports[i]);
+ portsc = xhci_readl(xhci, xhci->usb2_ports[i]);
/* If a device is removable, PORTSC reports a 0, same as in the
* hub descriptor DeviceRemovable bits.
*/
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 36cbe2226a44..383fc857491c 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1126,26 +1126,42 @@ static unsigned int xhci_parse_exponent_interval(struct usb_device *udev,
}
/*
- * Convert bInterval expressed in frames (in 1-255 range) to exponent of
+ * Convert bInterval expressed in microframes (in 1-255 range) to exponent of
* microframes, rounded down to nearest power of 2.
*/
-static unsigned int xhci_parse_frame_interval(struct usb_device *udev,
- struct usb_host_endpoint *ep)
+static unsigned int xhci_microframes_to_exponent(struct usb_device *udev,
+ struct usb_host_endpoint *ep, unsigned int desc_interval,
+ unsigned int min_exponent, unsigned int max_exponent)
{
unsigned int interval;
- interval = fls(8 * ep->desc.bInterval) - 1;
- interval = clamp_val(interval, 3, 10);
- if ((1 << interval) != 8 * ep->desc.bInterval)
+ interval = fls(desc_interval) - 1;
+ interval = clamp_val(interval, min_exponent, max_exponent);
+ if ((1 << interval) != desc_interval)
dev_warn(&udev->dev,
"ep %#x - rounding interval to %d microframes, ep desc says %d microframes\n",
ep->desc.bEndpointAddress,
1 << interval,
- 8 * ep->desc.bInterval);
+ desc_interval);
return interval;
}
+static unsigned int xhci_parse_microframe_interval(struct usb_device *udev,
+ struct usb_host_endpoint *ep)
+{
+ return xhci_microframes_to_exponent(udev, ep,
+ ep->desc.bInterval, 0, 15);
+}
+
+
+static unsigned int xhci_parse_frame_interval(struct usb_device *udev,
+ struct usb_host_endpoint *ep)
+{
+ return xhci_microframes_to_exponent(udev, ep,
+ ep->desc.bInterval * 8, 3, 10);
+}
+
/* Return the polling or NAK interval.
*
* The polling interval is expressed in "microframes". If xHCI's Interval field
@@ -1164,7 +1180,7 @@ static unsigned int xhci_get_endpoint_interval(struct usb_device *udev,
/* Max NAK rate */
if (usb_endpoint_xfer_control(&ep->desc) ||
usb_endpoint_xfer_bulk(&ep->desc)) {
- interval = ep->desc.bInterval;
+ interval = xhci_parse_microframe_interval(udev, ep);
break;
}
/* Fall through - SS and HS isoc/int have same decoding */
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index b90e1386418b..b62037bff688 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1204,6 +1204,7 @@ static void handle_vendor_event(struct xhci_hcd *xhci,
*
* Returns a zero-based port number, which is suitable for indexing into each of
* the split roothubs' port arrays and bus state arrays.
+ * Add one to it in order to call xhci_find_slot_id_by_port.
*/
static unsigned int find_faked_portnum_from_hw_portnum(struct usb_hcd *hcd,
struct xhci_hcd *xhci, u32 port_id)
@@ -1324,7 +1325,7 @@ static void handle_port_status(struct xhci_hcd *xhci,
xhci_set_link_state(xhci, port_array, faked_port_index,
XDEV_U0);
slot_id = xhci_find_slot_id_by_port(hcd, xhci,
- faked_port_index);
+ faked_port_index + 1);
if (!slot_id) {
xhci_dbg(xhci, "slot_id is zero\n");
goto cleanup;
@@ -3323,7 +3324,8 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
/* Check TD length */
if (running_total != td_len) {
xhci_err(xhci, "ISOC TD length unmatch\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto cleanup;
}
}
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 6bbe3c3a7111..c939f5fdef9e 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -352,6 +352,11 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd)
/* hcd->irq is -1, we have MSI */
return 0;
+ if (!pdev->irq) {
+ xhci_err(xhci, "No msi-x/msi found and no IRQ in BIOS\n");
+ return -EINVAL;
+ }
+
/* fall back to legacy interrupt*/
ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED,
hcd->irq_descr, hcd);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 11:42:10 +0100