Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: USB: serial: add more Onda device ids to option driver USB: usb-storage: unusual_devs entry for Nikon D2H USB: storage: unusual_devs entry for Mio C520-GPS USB: fsl_usb2_udc: Report disconnect before unbinding USB: fsl_qe_udc: Report disconnect before unbinding USB: fix SB600 USB subsystem hang bug Revert "USB: improve ehci_watchdog's side effect in CPU power management"
git-mirror · Dec 1, 2008 · b4dcfbe · b4dcfbe
2 parents ecf318c + 5bb4bd9
commit b4dcfbe
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Showing 6 changed files with 71 additions and 10 deletions.
diff --git a/drivers/usb/gadget/fsl_qe_udc.c b/drivers/usb/gadget/fsl_qe_udc.c
@@ -2363,6 +2363,9 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 		nuke(loop_ep, -ESHUTDOWN);
 	spin_unlock_irqrestore(&udc_controller->lock, flags);
 
+	/* report disconnect; the controller is already quiesced */
+	driver->disconnect(&udc_controller->gadget);
+
 	/* unbind gadget and unhook driver. */
 	driver->unbind(&udc_controller->gadget);
 	udc_controller->gadget.dev.driver = NULL;

diff --git a/drivers/usb/gadget/fsl_usb2_udc.c b/drivers/usb/gadget/fsl_usb2_udc.c
@@ -1836,6 +1836,9 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 		nuke(loop_ep, -ESHUTDOWN);
 	spin_unlock_irqrestore(&udc_controller->lock, flags);
 
+	/* report disconnect; the controller is already quiesced */
+	driver->disconnect(&udc_controller->gadget);
+
 	/* unbind gadget and unhook driver. */
 	driver->unbind(&udc_controller->gadget);
 	udc_controller->gadget.dev.driver = NULL;

diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
@@ -169,18 +169,21 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 		}
 		break;
 	case PCI_VENDOR_ID_ATI:
-		/* SB700 old version has a bug in EHCI controller,
+		/* SB600 and old version of SB700 have a bug in EHCI controller,
 		 * which causes usb devices lose response in some cases.
 		 */
-		if (pdev->device == 0x4396) {
+		if ((pdev->device == 0x4386) || (pdev->device == 0x4396)) {
 			p_smbus = pci_get_device(PCI_VENDOR_ID_ATI,
 						 PCI_DEVICE_ID_ATI_SBX00_SMBUS,
 						 NULL);
 			if (!p_smbus)
 				break;
 			rev = p_smbus->revision;
-			if ((rev == 0x3a) || (rev == 0x3b)) {
+			if ((pdev->device == 0x4386) || (rev == 0x3a)
+			    || (rev == 0x3b)) {
 				u8 tmp;
+				ehci_info(ehci, "applying AMD SB600/SB700 USB "
+					"freeze workaround\n");
 				pci_read_config_byte(pdev, 0x53, &tmp);
 				pci_write_config_byte(pdev, 0x53, tmp | (1<<3));
 			}

diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
@@ -183,16 +183,14 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 	 * the async ring; just the I/O watchdog.  Note that if a
 	 * SHRINK were pending, OFF would never be requested.
 	 */
-	enum ehci_timer_action oldactions = ehci->actions;
+	if (timer_pending(&ehci->watchdog)
+			&& ((BIT(TIMER_ASYNC_SHRINK) | BIT(TIMER_ASYNC_OFF))
+				& ehci->actions))
+		return;
 
 	if (!test_and_set_bit (action, &ehci->actions)) {
 		unsigned long t;
 
-		if (timer_pending(&ehci->watchdog)
-			&& ((BIT(TIMER_ASYNC_SHRINK) | BIT(TIMER_ASYNC_OFF))
-				& oldactions))
-			return;
-
 		switch (action) {
 		case TIMER_IO_WATCHDOG:
 			t = EHCI_IO_JIFFIES;
@@ -208,7 +206,7 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 			t = DIV_ROUND_UP(EHCI_SHRINK_FRAMES * HZ, 1000) + 1;
 			break;
 		}
-		mod_timer(&ehci->watchdog, round_jiffies(t + jiffies));
+		mod_timer(&ehci->watchdog, t + jiffies);
 	}
 }
 

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
@@ -224,6 +224,7 @@ static int  option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
 #define ONDA_VENDOR_ID				0x19d2
 #define ONDA_PRODUCT_MSA501HS			0x0001
 #define ONDA_PRODUCT_ET502HS			0x0002
+#define ONDA_PRODUCT_MT503HS			0x0200
 
 #define BANDRICH_VENDOR_ID			0x1A8D
 #define BANDRICH_PRODUCT_C100_1			0x1002
@@ -413,6 +414,40 @@ static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0003) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0004) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0005) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0006) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0007) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0008) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0009) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000a) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000b) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000c) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000d) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000e) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000f) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0010) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0011) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0012) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0013) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0014) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0015) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0016) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0017) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0018) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0019) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0020) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0021) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0022) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0023) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0024) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0025) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0026) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0027) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0028) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0029) },
+	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MT503HS) },
 	{ USB_DEVICE(YISO_VENDOR_ID, YISO_PRODUCT_U893) },
 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },

diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
@@ -318,6 +318,18 @@ UNUSUAL_DEV(  0x045a, 0x5210, 0x0101, 0x0101,
 		US_SC_SCSI, US_PR_KARMA, rio_karma_init, 0),
 #endif
 
+/* Reported by Tamas Kerecsen <kerecsen@bigfoot.com>
+ * Obviously the PROM has not been customized by the VAR;
+ * the Vendor and Product string descriptors are:
+ *	Generic Mass Storage (PROTOTYPE--Remember to change idVendor)
+ *	Generic Manufacturer (PROTOTYPE--Remember to change idVendor)
+ */
+UNUSUAL_DEV(  0x045e, 0xffff, 0x0000, 0x0000,
+		"Mitac",
+		"GPS",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_MAX_SECTORS_64 ),
+
 /*
  * This virtual floppy is found in Sun equipment (x4600, x4200m2, etc.)
  * Reported by Pete Zaitcev <zaitcev@redhat.com>
@@ -377,6 +389,13 @@ UNUSUAL_DEV(  0x04b0, 0x0401, 0x0200, 0x0200,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_FIX_CAPACITY),
 
+/* Reported by Tobias Kunze Briseno <t-linux@fictive.com> */
+UNUSUAL_DEV(  0x04b0, 0x0403, 0x0200, 0x0200,
+		"NIKON",
+		"NIKON DSC D2H",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_CAPACITY),
+
 /* Reported by Milinevsky Dmitry <niam.niam@gmail.com> */
 UNUSUAL_DEV(  0x04b0, 0x0409, 0x0100, 0x0100,
 		"NIKON",