mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 15:32:33 +00:00
341 lines
8.4 KiB
Diff
341 lines
8.4 KiB
Diff
--- a/drivers/usb/host/Kconfig
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+++ b/drivers/usb/host/Kconfig
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@@ -352,10 +352,15 @@ config USB_OHCI_HCD_PCI
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If unsure, say Y.
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config USB_OHCI_HCD_SSB
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- bool "OHCI support for Broadcom SSB OHCI core"
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+ bool "OHCI support for Broadcom SSB OHCI core (DEPRECATED)"
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depends on USB_OHCI_HCD && (SSB = y || SSB = USB_OHCI_HCD) && EXPERIMENTAL
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+ select USB_HCD_SSB
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+ select USB_OHCI_HCD_PLATFORM
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default n
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---help---
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+ This option is deprecated now and the driver was removed, use
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+ USB_HCD_SSB and USB_OHCI_HCD_PLATFORM instead.
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+
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Support for the Sonics Silicon Backplane (SSB) attached
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Broadcom USB OHCI core.
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--- a/drivers/usb/host/ohci-hcd.c
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+++ b/drivers/usb/host/ohci-hcd.c
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@@ -1076,11 +1076,6 @@ MODULE_LICENSE ("GPL");
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#define PS3_SYSTEM_BUS_DRIVER ps3_ohci_driver
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#endif
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-#ifdef CONFIG_USB_OHCI_HCD_SSB
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-#include "ohci-ssb.c"
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-#define SSB_OHCI_DRIVER ssb_ohci_driver
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-#endif
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-
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#ifdef CONFIG_MFD_SM501
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#include "ohci-sm501.c"
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#define SM501_OHCI_DRIVER ohci_hcd_sm501_driver
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@@ -1129,8 +1124,7 @@ MODULE_LICENSE ("GPL");
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!defined(SA1111_DRIVER) && \
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!defined(PS3_SYSTEM_BUS_DRIVER) && \
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!defined(SM501_OHCI_DRIVER) && \
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- !defined(TMIO_OHCI_DRIVER) && \
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- !defined(SSB_OHCI_DRIVER)
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+ !defined(TMIO_OHCI_DRIVER)
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#error "missing bus glue for ohci-hcd"
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#endif
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@@ -1196,12 +1190,6 @@ static int __init ohci_hcd_mod_init(void
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goto error_pci;
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#endif
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-#ifdef SSB_OHCI_DRIVER
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- retval = ssb_driver_register(&SSB_OHCI_DRIVER);
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- if (retval)
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- goto error_ssb;
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-#endif
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-
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#ifdef SM501_OHCI_DRIVER
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retval = platform_driver_register(&SM501_OHCI_DRIVER);
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if (retval < 0)
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@@ -1225,10 +1213,6 @@ static int __init ohci_hcd_mod_init(void
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platform_driver_unregister(&SM501_OHCI_DRIVER);
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error_sm501:
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#endif
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-#ifdef SSB_OHCI_DRIVER
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- ssb_driver_unregister(&SSB_OHCI_DRIVER);
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- error_ssb:
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-#endif
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#ifdef PCI_DRIVER
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pci_unregister_driver(&PCI_DRIVER);
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error_pci:
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@@ -1276,9 +1260,6 @@ static void __exit ohci_hcd_mod_exit(voi
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#ifdef SM501_OHCI_DRIVER
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platform_driver_unregister(&SM501_OHCI_DRIVER);
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#endif
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-#ifdef SSB_OHCI_DRIVER
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- ssb_driver_unregister(&SSB_OHCI_DRIVER);
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-#endif
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#ifdef PCI_DRIVER
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pci_unregister_driver(&PCI_DRIVER);
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#endif
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--- a/drivers/usb/host/ohci-ssb.c
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+++ /dev/null
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@@ -1,260 +0,0 @@
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-/*
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- * Sonics Silicon Backplane
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- * Broadcom USB-core OHCI driver
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- *
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- * Copyright 2007 Michael Buesch <m@bues.ch>
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- *
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- * Derived from the OHCI-PCI driver
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- * Copyright 1999 Roman Weissgaerber
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- * Copyright 2000-2002 David Brownell
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- * Copyright 1999 Linus Torvalds
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- * Copyright 1999 Gregory P. Smith
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- *
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- * Derived from the USBcore related parts of Broadcom-SB
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- * Copyright 2005 Broadcom Corporation
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- *
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- * Licensed under the GNU/GPL. See COPYING for details.
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- */
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-#include <linux/ssb/ssb.h>
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-
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-
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-#define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29)
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-
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-struct ssb_ohci_device {
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- struct ohci_hcd ohci; /* _must_ be at the beginning. */
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-
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- u32 enable_flags;
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-};
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-
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-static inline
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-struct ssb_ohci_device *hcd_to_ssb_ohci(struct usb_hcd *hcd)
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-{
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- return (struct ssb_ohci_device *)(hcd->hcd_priv);
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-}
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-
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-
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-static int ssb_ohci_reset(struct usb_hcd *hcd)
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-{
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- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd);
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- struct ohci_hcd *ohci = &ohcidev->ohci;
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- int err;
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-
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- ohci_hcd_init(ohci);
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- err = ohci_init(ohci);
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-
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- return err;
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-}
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-
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-static int ssb_ohci_start(struct usb_hcd *hcd)
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-{
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- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd);
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- struct ohci_hcd *ohci = &ohcidev->ohci;
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- int err;
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-
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- err = ohci_run(ohci);
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- if (err < 0) {
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- ohci_err(ohci, "can't start\n");
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- ohci_stop(hcd);
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- }
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-
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- return err;
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-}
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-
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-static const struct hc_driver ssb_ohci_hc_driver = {
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- .description = "ssb-usb-ohci",
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- .product_desc = "SSB OHCI Controller",
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- .hcd_priv_size = sizeof(struct ssb_ohci_device),
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-
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- .irq = ohci_irq,
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- .flags = HCD_MEMORY | HCD_USB11,
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-
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- .reset = ssb_ohci_reset,
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- .start = ssb_ohci_start,
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- .stop = ohci_stop,
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- .shutdown = ohci_shutdown,
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-
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- .urb_enqueue = ohci_urb_enqueue,
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- .urb_dequeue = ohci_urb_dequeue,
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- .endpoint_disable = ohci_endpoint_disable,
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-
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- .get_frame_number = ohci_get_frame,
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-
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- .hub_status_data = ohci_hub_status_data,
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- .hub_control = ohci_hub_control,
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-#ifdef CONFIG_PM
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- .bus_suspend = ohci_bus_suspend,
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- .bus_resume = ohci_bus_resume,
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-#endif
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-
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- .start_port_reset = ohci_start_port_reset,
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-};
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-
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-static void ssb_ohci_detach(struct ssb_device *dev)
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-{
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- struct usb_hcd *hcd = ssb_get_drvdata(dev);
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-
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- if (hcd->driver->shutdown)
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- hcd->driver->shutdown(hcd);
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- usb_remove_hcd(hcd);
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- iounmap(hcd->regs);
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- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
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- usb_put_hcd(hcd);
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- ssb_device_disable(dev, 0);
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-}
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-
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-static int ssb_ohci_attach(struct ssb_device *dev)
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-{
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- struct ssb_ohci_device *ohcidev;
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- struct usb_hcd *hcd;
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- int err = -ENOMEM;
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- u32 tmp, flags = 0;
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-
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- if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) ||
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- dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32)))
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- return -EOPNOTSUPP;
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-
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- if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) {
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- /* Put the device into host-mode. */
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- flags |= SSB_OHCI_TMSLOW_HOSTMODE;
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- ssb_device_enable(dev, flags);
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- } else if (dev->id.coreid == SSB_DEV_USB20_HOST) {
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- /*
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- * USB 2.0 special considerations:
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- *
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- * In addition to the standard SSB reset sequence, the Host
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- * Control Register must be programmed to bring the USB core
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- * and various phy components out of reset.
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- */
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- ssb_device_enable(dev, 0);
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- ssb_write32(dev, 0x200, 0x7ff);
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-
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- /* Change Flush control reg */
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- tmp = ssb_read32(dev, 0x400);
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- tmp &= ~8;
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- ssb_write32(dev, 0x400, tmp);
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- tmp = ssb_read32(dev, 0x400);
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-
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- /* Change Shim control reg */
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- tmp = ssb_read32(dev, 0x304);
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- tmp &= ~0x100;
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- ssb_write32(dev, 0x304, tmp);
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- tmp = ssb_read32(dev, 0x304);
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-
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- udelay(1);
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-
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- /* Work around for 5354 failures */
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- if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) {
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- /* Change syn01 reg */
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- tmp = 0x00fe00fe;
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- ssb_write32(dev, 0x894, tmp);
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-
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- /* Change syn03 reg */
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- tmp = ssb_read32(dev, 0x89c);
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- tmp |= 0x1;
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- ssb_write32(dev, 0x89c, tmp);
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- }
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- } else
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- ssb_device_enable(dev, 0);
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-
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- hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev,
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- dev_name(dev->dev));
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- if (!hcd)
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- goto err_dev_disable;
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- ohcidev = hcd_to_ssb_ohci(hcd);
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- ohcidev->enable_flags = flags;
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-
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- tmp = ssb_read32(dev, SSB_ADMATCH0);
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- hcd->rsrc_start = ssb_admatch_base(tmp);
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- hcd->rsrc_len = ssb_admatch_size(tmp);
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- hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len);
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- if (!hcd->regs)
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- goto err_put_hcd;
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- err = usb_add_hcd(hcd, dev->irq, IRQF_SHARED);
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- if (err)
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- goto err_iounmap;
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-
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- ssb_set_drvdata(dev, hcd);
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-
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- return err;
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-
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-err_iounmap:
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- iounmap(hcd->regs);
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-err_put_hcd:
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- usb_put_hcd(hcd);
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-err_dev_disable:
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- ssb_device_disable(dev, flags);
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- return err;
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-}
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-
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-static int ssb_ohci_probe(struct ssb_device *dev,
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- const struct ssb_device_id *id)
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-{
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- int err;
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- u16 chipid_top;
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-
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- /* USBcores are only connected on embedded devices. */
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- chipid_top = (dev->bus->chip_id & 0xFF00);
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- if (chipid_top != 0x4700 && chipid_top != 0x5300)
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- return -ENODEV;
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-
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- /* TODO: Probably need checks here; is the core connected? */
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-
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- if (usb_disabled())
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- return -ENODEV;
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-
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- /* We currently always attach SSB_DEV_USB11_HOSTDEV
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- * as HOST OHCI. If we want to attach it as Client device,
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- * we must branch here and call into the (yet to
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- * be written) Client mode driver. Same for remove(). */
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-
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- err = ssb_ohci_attach(dev);
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-
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- return err;
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-}
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-
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-static void ssb_ohci_remove(struct ssb_device *dev)
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-{
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- ssb_ohci_detach(dev);
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-}
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-
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-#ifdef CONFIG_PM
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-
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-static int ssb_ohci_suspend(struct ssb_device *dev, pm_message_t state)
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-{
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- ssb_device_disable(dev, 0);
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-
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- return 0;
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-}
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-
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-static int ssb_ohci_resume(struct ssb_device *dev)
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-{
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- struct usb_hcd *hcd = ssb_get_drvdata(dev);
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- struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd);
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-
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- ssb_device_enable(dev, ohcidev->enable_flags);
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-
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- ohci_finish_controller_resume(hcd);
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- return 0;
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-}
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-
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-#else /* !CONFIG_PM */
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-#define ssb_ohci_suspend NULL
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-#define ssb_ohci_resume NULL
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-#endif /* CONFIG_PM */
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-
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-static const struct ssb_device_id ssb_ohci_table[] = {
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- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV),
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- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV),
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- SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV),
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- SSB_DEVTABLE_END
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-};
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-MODULE_DEVICE_TABLE(ssb, ssb_ohci_table);
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-
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-static struct ssb_driver ssb_ohci_driver = {
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- .name = KBUILD_MODNAME,
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- .id_table = ssb_ohci_table,
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- .probe = ssb_ohci_probe,
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- .remove = ssb_ohci_remove,
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- .suspend = ssb_ohci_suspend,
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- .resume = ssb_ohci_resume,
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-};
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