diff options
62 files changed, 1740 insertions, 1255 deletions
diff --git a/Documentation/devicetree/bindings/usb/spear-usb.txt b/Documentation/devicetree/bindings/usb/spear-usb.txt new file mode 100644 index 000000000000..f8a464a25653 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/spear-usb.txt @@ -0,0 +1,39 @@ +ST SPEAr SoC USB controllers: +----------------------------- + +EHCI: +----- + +Required properties: +- compatible: "st,spear600-ehci" +- interrupt-parent: Should be the phandle for the interrupt controller + that services interrupts for this device +- interrupts: Should contain the EHCI interrupt + +Example: + + ehci@e1800000 { + compatible = "st,spear600-ehci", "usb-ehci"; + reg = <0xe1800000 0x1000>; + interrupt-parent = <&vic1>; + interrupts = <27>; + }; + + +OHCI: +----- + +Required properties: +- compatible: "st,spear600-ohci" +- interrupt-parent: Should be the phandle for the interrupt controller + that services interrupts for this device +- interrupts: Should contain the OHCI interrupt + +Example: + + ohci@e1900000 { + compatible = "st,spear600-ohci", "usb-ohci"; + reg = <0xe1800000 0x1000>; + interrupt-parent = <&vic1>; + interrupts = <26>; + }; diff --git a/drivers/bcma/scan.c b/drivers/bcma/scan.c index f94cccccfa56..3bea7fe25b20 100644 --- a/drivers/bcma/scan.c +++ b/drivers/bcma/scan.c @@ -297,6 +297,23 @@ static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, return -EILSEQ; } + /* First Slave Address Descriptor should be port 0: + * the main register space for the core + */ + tmp = bcma_erom_get_addr_desc(bus, eromptr, SCAN_ADDR_TYPE_SLAVE, 0); + if (tmp <= 0) { + /* Try again to see if it is a bridge */ + tmp = bcma_erom_get_addr_desc(bus, eromptr, + SCAN_ADDR_TYPE_BRIDGE, 0); + if (tmp <= 0) { + return -EILSEQ; + } else { + pr_info("Bridge found\n"); + return -ENXIO; + } + } + core->addr = tmp; + /* get & parse slave ports */ for (i = 0; i < ports[1]; i++) { for (j = 0; ; j++) { @@ -309,7 +326,7 @@ static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, break; } else { if (i == 0 && j == 0) - core->addr = tmp; + core->addr1 = tmp; } } } diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c index 83549d9cfefc..510d79639217 100644 --- a/drivers/staging/asus_oled/asus_oled.c +++ b/drivers/staging/asus_oled/asus_oled.c @@ -782,20 +782,20 @@ static int __init asus_oled_init(void) oled_class = class_create(THIS_MODULE, ASUS_OLED_UNDERSCORE_NAME); if (IS_ERR(oled_class)) { - err("Error creating " ASUS_OLED_UNDERSCORE_NAME " class"); + printk(KERN_ERR "Error creating " ASUS_OLED_UNDERSCORE_NAME " class\n"); return PTR_ERR(oled_class); } retval = class_create_file(oled_class, &class_attr_version.attr); if (retval) { - err("Error creating class version file"); + printk(KERN_ERR "Error creating class version file\n"); goto error; } retval = usb_register(&oled_driver); if (retval) { - err("usb_register failed. Error number %d", retval); + printk(KERN_ERR "usb_register failed. Error number %d\n", retval); goto error; } diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c index e86ab5862895..89a49dda4482 100644 --- a/drivers/staging/comedi/drivers/dt9812.c +++ b/drivers/staging/comedi/drivers/dt9812.c @@ -547,7 +547,7 @@ static void dt9812_configure_gain(struct usb_dt9812 *dev, rmw->or_value = F020_MASK_ADC0CF_AMP0GN2; break; default: - err("Illegal gain %d\n", gain); + dev_err(&dev->interface->dev, "Illegal gain %d\n", gain); } } @@ -715,7 +715,7 @@ static int dt9812_probe(struct usb_interface *interface, iface_desc = interface->cur_altsetting; if (iface_desc->desc.bNumEndpoints != 5) { - err("Wrong number of endpints."); + dev_err(&interface->dev, "Wrong number of endpoints.\n"); retval = -ENODEV; goto error; } @@ -781,22 +781,22 @@ static int dt9812_probe(struct usb_interface *interface, } if (dt9812_read_info(dev, 1, &dev->vendor, sizeof(dev->vendor)) != 0) { - err("Failed to read vendor."); + dev_err(&interface->dev, "Failed to read vendor.\n"); retval = -ENODEV; goto error; } if (dt9812_read_info(dev, 3, &dev->product, sizeof(dev->product)) != 0) { - err("Failed to read product."); + dev_err(&interface->dev, "Failed to read product.\n"); retval = -ENODEV; goto error; } if (dt9812_read_info(dev, 5, &dev->device, sizeof(dev->device)) != 0) { - err("Failed to read device."); + dev_err(&interface->dev, "Failed to read device.\n"); retval = -ENODEV; goto error; } if (dt9812_read_info(dev, 7, &dev->serial, sizeof(dev->serial)) != 0) { - err("Failed to read serial."); + dev_err(&interface->dev, "Failed to read serial.\n"); retval = -ENODEV; goto error; } @@ -1146,7 +1146,9 @@ static int __init usb_dt9812_init(void) result = comedi_driver_register(&dt9812_comedi_driver); if (result) { usb_deregister(&dt9812_usb_driver); - err("comedi_driver_register failed. Error number %d", result); + printk(KERN_ERR KBUILD_MODNAME + ": comedi_driver_register failed. Error number %d\n", + result); } return result; diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c index 3d13ca6e1670..2dba3efdacfa 100644 --- a/drivers/staging/comedi/drivers/vmk80xx.c +++ b/drivers/staging/comedi/drivers/vmk80xx.c @@ -295,7 +295,9 @@ resubmit: if (!usb_submit_urb(urb, GFP_KERNEL)) goto exit; - err("comedi#: vmk80xx: %s - submit urb failed\n", __func__); + dev_err(&urb->dev->dev, + "comedi#: vmk80xx: %s - submit urb failed\n", + __func__); usb_unanchor_urb(urb); } diff --git a/drivers/staging/frontier/alphatrack.c b/drivers/staging/frontier/alphatrack.c index 3bf0f40e97fd..acbb2cc510f9 100644 --- a/drivers/staging/frontier/alphatrack.c +++ b/drivers/staging/frontier/alphatrack.c @@ -333,8 +333,8 @@ static int usb_alphatrack_open(struct inode *inode, struct file *file) interface = usb_find_interface(&usb_alphatrack_driver, subminor); if (!interface) { - err("%s - error, can't find device for minor %d\n", - __func__, subminor); + printk(KERN_ERR "%s - error, can't find device for minor %d\n", + __func__, subminor); retval = -ENODEV; goto unlock_disconnect_exit; } @@ -494,7 +494,8 @@ static ssize_t usb_alphatrack_read(struct file *file, char __user *buffer, /* verify that the device wasn't unplugged */ if (dev->intf == NULL) { retval = -ENODEV; - err("No device or device unplugged %d\n", retval); + printk(KERN_ERR "%s: No device or device unplugged %d\n", + __func__, retval); goto unlock_exit; } @@ -564,7 +565,8 @@ static ssize_t usb_alphatrack_write(struct file *file, /* verify that the device wasn't unplugged */ if (dev->intf == NULL) { retval = -ENODEV; - err("No device or device unplugged %d\n", retval); + printk(KERN_ERR "%s: No device or device unplugged %d\n", + __func__, retval); goto unlock_exit; } @@ -599,7 +601,7 @@ static ssize_t usb_alphatrack_write(struct file *file, } if (dev->interrupt_out_endpoint == NULL) { - err("Endpoint should not be be null!\n"); + dev_err(&dev->intf->dev, "Endpoint should not be be null!\n"); goto unlock_exit; } @@ -619,7 +621,8 @@ static ssize_t usb_alphatrack_write(struct file *file, retval = usb_submit_urb(dev->interrupt_out_urb, GFP_KERNEL); if (retval) { dev->interrupt_out_busy = 0; - err("Couldn't submit interrupt_out_urb %d\n", retval); + dev_err(&dev->intf->dev, + "Couldn't submit interrupt_out_urb %d\n", retval); atomic_dec(&dev->writes_pending); goto unlock_exit; } diff --git a/drivers/staging/frontier/tranzport.c b/drivers/staging/frontier/tranzport.c index 29e99bbcae48..376706f1c712 100644 --- a/drivers/staging/frontier/tranzport.c +++ b/drivers/staging/frontier/tranzport.c @@ -353,7 +353,7 @@ static int usb_tranzport_open(struct inode *inode, struct file *file) interface = usb_find_interface(&usb_tranzport_driver, subminor); if (!interface) { - err("%s - error, can't find device for minor %d\n", + printk(KERN_ERR "%s - error, can't find device for minor %d\n", __func__, subminor); retval = -ENODEV; goto unlock_disconnect_exit; @@ -517,9 +517,11 @@ static ssize_t usb_tranzport_read(struct file *file, char __user *buffer, goto exit; } - /* verify that the device wasn't unplugged */ if (dev->intf == NULL) { + /* verify that the device wasn't unplugged */ + if (dev->intf == NULL) { retval = -ENODEV; - err("No device or device unplugged %d\n", retval); + printk(KERN_ERR "%s: No device or device unplugged %d\n", + __func__, retval); goto unlock_exit; } @@ -691,7 +693,8 @@ static ssize_t usb_tranzport_write(struct file *file, /* verify that the device wasn't unplugged */ if (dev->intf == NULL) { retval = -ENODEV; - err("No device or device unplugged %d\n", retval); + printk(KERN_ERR "%s: No device or device unplugged %d\n", + __func__, retval); goto unlock_exit; } @@ -726,7 +729,7 @@ static ssize_t usb_tranzport_write(struct file *file, } if (dev->interrupt_out_endpoint == NULL) { - err("Endpoint should not be be null!\n"); + dev_err(&dev->intf->dev, "Endpoint should not be be null!\n"); goto unlock_exit; } @@ -746,7 +749,8 @@ static ssize_t usb_tranzport_write(struct file *file, retval = usb_submit_urb(dev->interrupt_out_urb, GFP_KERNEL); if (retval) { dev->interrupt_out_busy = 0; - err("Couldn't submit interrupt_out_urb %d\n", retval); + dev_err(&dev->intf->dev, + "Couldn't submit interrupt_out_urb %d\n", retval); goto unlock_exit; } retval = bytes_to_write; diff --git a/drivers/staging/line6/driver.c b/drivers/staging/line6/driver.c index e8023afd3656..2e602e192b07 100644 --- a/drivers/staging/line6/driver.c +++ b/drivers/staging/line6/driver.c @@ -1307,7 +1307,8 @@ static int __init line6_init(void) retval = usb_register(&line6_driver); if (retval) { - err("usb_register failed. Error number %d", retval); + printk(KERN_ERR KBUILD_MODNAME + ": usb_register failed. Error number %d\n", retval); return retval; } @@ -1315,7 +1316,7 @@ static int __init line6_init(void) GFP_KERNEL); if (line6_request_version == NULL) { - err("Out of memory"); + printk(KERN_ERR KBUILD_MODNAME ":Out of memory\n"); return -ENOMEM; } diff --git a/drivers/staging/line6/toneport.c b/drivers/staging/line6/toneport.c index b754f69a29c4..31b624b63425 100644 --- a/drivers/staging/line6/toneport.c +++ b/drivers/staging/line6/toneport.c @@ -168,7 +168,7 @@ static int toneport_send_cmd(struct usb_device *usbdev, int cmd1, int cmd2) cmd1, cmd2, NULL, 0, LINE6_TIMEOUT * HZ); if (ret < 0) { - err("send failed (error %d)\n", ret); + dev_err(&usbdev->dev, "send failed (error %d)\n", ret); return ret; } diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c index 01ea5d7421d4..d7e422dc0ef7 100644 --- a/drivers/usb/atm/ueagle-atm.c +++ b/drivers/usb/atm/ueagle-atm.c @@ -1357,10 +1357,8 @@ static int uea_stat_e1(struct uea_softc *sc) /* release the dsp firmware as it is not needed until * the next failure */ - if (sc->dsp_firm) { - release_firmware(sc->dsp_firm); - sc->dsp_firm = NULL; - } + release_firmware(sc->dsp_firm); + sc->dsp_firm = NULL; } /* always update it as atm layer could not be init when we switch to @@ -1496,10 +1494,8 @@ static int uea_stat_e4(struct uea_softc *sc) /* release the dsp firmware as it is not needed until * the next failure */ - if (sc->dsp_firm) { - release_firmware(sc->dsp_firm); - sc->dsp_firm = NULL; - } + release_firmware(sc->dsp_firm); + sc->dsp_firm = NULL; } /* always update it as atm layer could not be init when we switch to @@ -2240,8 +2236,7 @@ static void uea_stop(struct uea_softc *sc) /* flush the work item, when no one can schedule it */ flush_work_sync(&sc->task); - if (sc->dsp_firm) - release_firmware(sc->dsp_firm); + release_firmware(sc->dsp_firm); uea_leaves(INS_TO_USBDEV(sc)); } diff --git a/drivers/usb/gadget/f_hid.c b/drivers/usb/gadget/f_hid.c index b2113420b806..3b3932c55361 100644 --- a/drivers/usb/gadget/f_hid.c +++ b/drivers/usb/gadget/f_hid.c @@ -374,7 +374,7 @@ static int hidg_setup(struct usb_function *f, break; default: - VDBG(cdev, "Unknown decriptor request 0x%x\n", + VDBG(cdev, "Unknown descriptor request 0x%x\n", value >> 8); goto stall; break; diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 55abfb6bd612..0d9b2fa45af3 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2004-2007,2011 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007,2011-2012 Freescale Semiconductor, Inc. * All rights reserved. * * Author: Li Yang <leoli@freescale.com> @@ -58,9 +58,8 @@ static const char driver_name[] = "fsl-usb2-udc"; static const char driver_desc[] = DRIVER_DESC; static struct usb_dr_device *dr_regs; -#ifndef CONFIG_ARCH_MXC + static struct usb_sys_interface *usb_sys_regs; -#endif /* it is initialized in probe() */ static struct fsl_udc *udc_controller = NULL; @@ -244,10 +243,9 @@ static int dr_controller_setup(struct fsl_udc *udc) { unsigned int tmp, portctrl, ep_num; unsigned int max_no_of_ep; -#ifndef CONFIG_ARCH_MXC unsigned int ctrl; -#endif unsigned long timeout; + #define FSL_UDC_RESET_TIMEOUT 1000 /* Config PHY interface */ @@ -255,12 +253,32 @@ static int dr_controller_setup(struct fsl_udc *udc) portctrl &= ~(PORTSCX_PHY_TYPE_SEL | PORTSCX_PORT_WIDTH); switch (udc->phy_mode) { case FSL_USB2_PHY_ULPI: + if (udc->pdata->have_sysif_regs) { + if (udc->pdata->controller_ver) { + /* controller version 1.6 or above */ + ctrl = __raw_readl(&usb_sys_regs->control); + ctrl &= ~USB_CTRL_UTMI_PHY_EN; + ctrl |= USB_CTRL_USB_EN; + __raw_writel(ctrl, &usb_sys_regs->control); + } + } portctrl |= PORTSCX_PTS_ULPI; break; case FSL_USB2_PHY_UTMI_WIDE: portctrl |= PORTSCX_PTW_16BIT; /* fall through */ case FSL_USB2_PHY_UTMI: + if (udc->pdata->have_sysif_regs) { + if (udc->pdata->controller_ver) { + /* controller version 1.6 or above */ + ctrl = __raw_readl(&usb_sys_regs->control); + ctrl |= (USB_CTRL_UTMI_PHY_EN | + USB_CTRL_USB_EN); + __raw_writel(ctrl, &usb_sys_regs->control); + mdelay(FSL_UTMI_PHY_DLY); /* Delay for UTMI + PHY CLK to become stable - 10ms*/ + } + } portctrl |= PORTSCX_PTS_UTMI; break; case FSL_USB2_PHY_SERIAL: diff --git a/drivers/usb/gadget/fsl_usb2_udc.h b/drivers/usb/gadget/fsl_usb2_udc.h index e651469fd39b..1212646841a3 100644 --- a/drivers/usb/gadget/fsl_usb2_udc.h +++ b/drivers/usb/gadget/fsl_usb2_udc.h @@ -1,4 +1,12 @@ /* + * Copyright (C) 2004,2012 Freescale Semiconductor, Inc + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * * Freescale USB device/endpoint management registers */ #ifndef __FSL_USB2_UDC_H @@ -348,6 +356,9 @@ struct usb_sys_interface { /* control Register Bit Masks */ #define USB_CTRL_IOENB 0x00000004 #define USB_CTRL_ULPI_INT0EN 0x00000001 +#define USB_CTRL_UTMI_PHY_EN 0x00000200 +#define USB_CTRL_USB_EN 0x00000004 +#define USB_CTRL_ULPI_PHY_CLK_SEL 0x00000400 /* Endpoint Queue Head data struct * Rem: all the variables of qh are LittleEndian Mode diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index f788eb86707c..896fc91c54ab 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -110,13 +110,14 @@ config USB_EHCI_BIG_ENDIAN_MMIO depends on USB_EHCI_HCD && (PPC_CELLEB || PPC_PS3 || 440EPX || \ ARCH_IXP4XX || XPS_USB_HCD_XILINX || \ PPC_MPC512x || CPU_CAVIUM_OCTEON || \ - PMC_MSP || SPARC_LEON) + PMC_MSP || SPARC_LEON || MIPS_SEAD3) default y config USB_EHCI_BIG_ENDIAN_DESC bool depends on USB_EHCI_HCD && (440EPX || ARCH_IXP4XX || XPS_USB_HCD_XILINX || \ - PPC_MPC512x || PMC_MSP || SPARC_LEON) + PPC_MPC512x || PMC_MSP || SPARC_LEON || \ + MIPS_SEAD3) default y config XPS_USB_HCD_XILINX @@ -373,10 +374,15 @@ config USB_OHCI_HCD_PCI If unsure, say Y. config USB_OHCI_HCD_SSB - bool "OHCI support for Broadcom SSB OHCI core" + bool "OHCI support for Broadcom SSB OHCI core (DEPRECATED)" depends on USB_OHCI_HCD && (SSB = y || SSB = USB_OHCI_HCD) && EXPERIMENTAL + select USB_HCD_SSB + select USB_OHCI_HCD_PLATFORM default n ---help--- + This option is deprecated now and the driver was removed, use + USB_HCD_SSB and USB_OHCI_HCD_PLATFORM instead. + Support for the Sonics Silicon Backplane (SSB) attached Broadcom USB OHCI core. @@ -638,3 +644,27 @@ config USB_OCTEON_OHCI config USB_OCTEON2_COMMON bool default y if USB_OCTEON_EHCI || USB_OCTEON_OHCI + +config USB_HCD_BCMA + tristate "BCMA usb host driver" + depends on BCMA && EXPERIMENTAL + select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD + select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD + help + Enbale support for the EHCI and OCHI host controller on an bcma bus. + It converts the bcma driver into two platform device drivers + for ehci and ohci. + + If unsure, say N. + +config USB_HCD_SSB + tristate "SSB usb host driver" + depends on SSB && EXPERIMENTAL + select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD + select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD + help + Enbale support for the EHCI and OCHI host controller on an bcma bus. + It converts the bcma driver into two platform device drivers + for ehci and ohci. + + If unsure, say N. diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 0982bcc140bd..9e0a89ced15c 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -41,3 +41,5 @@ obj-$(CONFIG_USB_IMX21_HCD) += imx21-hcd.o obj-$(CONFIG_USB_FSL_MPH_DR_OF) += fsl-mph-dr-of.o obj-$(CONFIG_USB_OCTEON2_COMMON) += octeon2-common.o obj-$(CONFIG_MIPS_ALCHEMY) += alchemy-common.o +obj-$(CONFIG_USB_HCD_BCMA) += bcma-hcd.o +obj-$(CONFIG_USB_HCD_SSB) += ssb-hcd.o diff --git a/drivers/usb/host/bcma-hcd.c b/drivers/usb/host/bcma-hcd.c new file mode 100644 index 000000000000..0b35d422fa4e --- /dev/null +++ b/drivers/usb/host/bcma-hcd.c @@ -0,0 +1,334 @@ +/* + * Broadcom specific Advanced Microcontroller Bus + * Broadcom USB-core driver (BCMA bus glue) + * + * Copyright 2011-2012 Hauke Mehrtens <hauke@hauke-m.de> + * + * Based on ssb-ohci driver + * Copyright 2007 Michael Buesch <m@bues.ch> + * + * Derived from the OHCI-PCI driver + * Copyright 1999 Roman Weissgaerber + * Copyright 2000-2002 David Brownell + * Copyright 1999 Linus Torvalds + * Copyright 1999 Gregory P. Smith + * + * Derived from the USBcore related parts of Broadcom-SB + * Copyright 2005-2011 Broadcom Corporation + * + * Licensed under the GNU/GPL. See COPYING for details. + */ +#include <linux/bcma/bcma.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/usb/ehci_pdriver.h> +#include <linux/usb/ohci_pdriver.h> + +MODULE_AUTHOR("Hauke Mehrtens"); +MODULE_DESCRIPTION("Common USB driver for BCMA Bus"); +MODULE_LICENSE("GPL"); + +struct bcma_hcd_device { + struct platform_device *ehci_dev; + struct platform_device *ohci_dev; +}; + +/* Wait for bitmask in a register to get set or cleared. + * timeout is in units of ten-microseconds. + */ +static int bcma_wait_bits(struct bcma_device *dev, u16 reg, u32 bitmask, + int timeout) +{ + int i; + u32 val; + + for (i = 0; i < timeout; i++) { + val = bcma_read32(dev, reg); + if ((val & bitmask) == bitmask) + return 0; + udelay(10); + } + + return -ETIMEDOUT; +} + +static void __devinit bcma_hcd_4716wa(struct bcma_device *dev) +{ +#ifdef CONFIG_BCMA_DRIVER_MIPS + /* Work around for 4716 failures. */ + if (dev->bus->chipinfo.id == 0x4716) { + u32 tmp; + + tmp = bcma_cpu_clock(&dev->bus->drv_mips); + if (tmp >= 480000000) + tmp = 0x1846b; /* set CDR to 0x11(fast) */ + else if (tmp == 453000000) + tmp = 0x1046b; /* set CDR to 0x10(slow) */ + else + tmp = 0; + + /* Change Shim mdio control reg to fix host not acking at + * high frequencies + */ + if (tmp) { + bcma_write32(dev, 0x524, 0x1); /* write sel to enable */ + udelay(500); + + bcma_write32(dev, 0x524, tmp); + udelay(500); + bcma_write32(dev, 0x524, 0x4ab); + udelay(500); + bcma_read32(dev, 0x528); + bcma_write32(dev, 0x528, 0x80000000); + } + } +#endif /* CONFIG_BCMA_DRIVER_MIPS */ +} + +/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ +static void __devinit bcma_hcd_init_chip(struct bcma_device *dev) +{ + u32 tmp; + + /* + * USB 2.0 special considerations: + * + * 1. Since the core supports both OHCI and EHCI functions, it must + * only be reset once. + * + * 2. In addition to the standard SI reset sequence, the Host Control + * Register must be programmed to bring the USB core and various + * phy components out of reset. + */ + if (!bcma_core_is_enabled(dev)) { + bcma_core_enable(dev, 0); + mdelay(10); + if (dev->id.rev >= 5) { + /* Enable Misc PLL */ + tmp = bcma_read32(dev, 0x1e0); + tmp |= 0x100; + bcma_write32(dev, 0x1e0, tmp); + if (bcma_wait_bits(dev, 0x1e0, 1 << 24, 100)) + printk(KERN_EMERG "Failed to enable misc PPL!\n"); + + /* Take out of resets */ + bcma_write32(dev, 0x200, 0x4ff); + udelay(25); + bcma_write32(dev, 0x200, 0x6ff); + udelay(25); + + /* Make sure digital and AFE are locked in USB PHY */ + bcma_write32(dev, 0x524, 0x6b); + udelay(50); + tmp = bcma_read32(dev, 0x524); + udelay(50); + bcma_write32(dev, 0x524, 0xab); + udelay(50); + tmp = bcma_read32(dev, 0x524); + udelay(50); + bcma_write32(dev, 0x524, 0x2b); + udelay(50); + tmp = bcma_read32(dev, 0x524); + udelay(50); + bcma_write32(dev, 0x524, 0x10ab); + udelay(50); + tmp = bcma_read32(dev, 0x524); + + if (bcma_wait_bits(dev, 0x528, 0xc000, 10000)) { + tmp = bcma_read32(dev, 0x528); + printk(KERN_EMERG + "USB20H mdio_rddata 0x%08x\n", tmp); + } + bcma_write32(dev, 0x528, 0x80000000); + tmp = bcma_read32(dev, 0x314); + udelay(265); + bcma_write32(dev, 0x200, 0x7ff); + udelay(10); + + /* Take USB and HSIC out of non-driving modes */ + bcma_write32(dev, 0x510, 0); + } else { + bcma_write32(dev, 0x200, 0x7ff); + + udelay(1); + } + + bcma_hcd_4716wa(dev); + } +} + +static const struct usb_ehci_pdata ehci_pdata = { +}; + +static const struct usb_ohci_pdata ohci_pdata = { +}; + +static struct platform_device * __devinit +bcma_hcd_create_pdev(struct bcma_device *dev, bool ohci, u32 addr) +{ + struct platform_device *hci_dev; + struct resource hci_res[2]; + int ret = -ENOMEM; + + memset(hci_res, 0, sizeof(hci_res)); + + hci_res[0].start = addr; + hci_res[0].end = hci_res[0].start + 0x1000 - 1; + hci_res[0].flags = IORESOURCE_MEM; + + hci_res[1].start = dev->irq; + hci_res[1].flags = IORESOURCE_IRQ; + + hci_dev = platform_device_alloc(ohci ? "ohci-platform" : + "ehci-platform" , 0); + if (!hci_dev) + return NULL; + + hci_dev->dev.parent = &dev->dev; + hci_dev->dev.dma_mask = &hci_dev->dev.coherent_dma_mask; + + ret = platform_device_add_resources(hci_dev, hci_res, + ARRAY_SIZE(hci_res)); + if (ret) + goto err_alloc; + if (ohci) + ret = platform_device_add_data(hci_dev, &ohci_pdata, + sizeof(ohci_pdata)); + else + ret = platform_device_add_data(hci_dev, &ehci_pdata, + sizeof(ehci_pdata)); + if (ret) + goto err_alloc; + ret = platform_device_add(hci_dev); + if (ret) + goto err_alloc; + + return hci_dev; + +err_alloc: + platform_device_put(hci_dev); + return ERR_PTR(ret); +} + +static int __devinit bcma_hcd_probe(struct bcma_device *dev) +{ + int err; + u16 chipid_top; + u32 ohci_addr; + struct bcma_hcd_device *usb_dev; + struct bcma_chipinfo *chipinfo; + + chipinfo = &dev->bus->chipinfo; + /* USBcores are only connected on embedded devices. */ + chipid_top = (chipinfo->id & 0xFF00); + if (chipid_top != 0x4700 && chipid_top != 0x5300) + return -ENODEV; + + /* TODO: Probably need checks here; is the core connected? */ + + if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || + dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) + return -EOPNOTSUPP; + + usb_dev = kzalloc(sizeof(struct bcma_hcd_device), GFP_KERNEL); + if (!usb_dev) + return -ENOMEM; + + bcma_hcd_init_chip(dev); + + /* In AI chips EHCI is addrspace 0, OHCI is 1 */ + ohci_addr = dev->addr1; + if ((chipinfo->id == 0x5357 || chipinfo->id == 0x4749) + && chipinfo->rev == 0) + ohci_addr = 0x18009000; + + usb_dev->ohci_dev = bcma_hcd_create_pdev(dev, true, ohci_addr); + if (IS_ERR(usb_dev->ohci_dev)) { + err = PTR_ERR(usb_dev->ohci_dev); + goto err_free_usb_dev; + } + + usb_dev->ehci_dev = bcma_hcd_create_pdev(dev, false, dev->addr); + if (IS_ERR(usb_dev->ehci_dev)) { + err = PTR_ERR(usb_dev->ehci_dev); + goto err_unregister_ohci_dev; + } + + bcma_set_drvdata(dev, usb_dev); + return 0; + +err_unregister_ohci_dev: + platform_device_unregister(usb_dev->ohci_dev); +err_free_usb_dev: + kfree(usb_dev); + return err; +} + +static void __devexit bcma_hcd_remove(struct bcma_device *dev) +{ + struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); + struct platform_device *ohci_dev = usb_dev->ohci_dev; + struct platform_device *ehci_dev = usb_dev->ehci_dev; + + if (ohci_dev) + platform_device_unregister(ohci_dev); + if (ehci_dev) + platform_device_unregister(ehci_dev); + + bcma_core_disable(dev, 0); +} + +static void bcma_hcd_shutdown(struct bcma_device *dev) +{ + bcma_core_disable(dev, 0); +} + +#ifdef CONFIG_PM + +static int bcma_hcd_suspend(struct bcma_device *dev) +{ + bcma_core_disable(dev, 0); + + return 0; +} + +static int bcma_hcd_resume(struct bcma_device *dev) +{ + bcma_core_enable(dev, 0); + + return 0; +} + +#else /* !CONFIG_PM */ +#define bcma_hcd_suspend NULL +#define bcma_hcd_resume NULL +#endif /* CONFIG_PM */ + +static const struct bcma_device_id bcma_hcd_table[] __devinitconst = { + BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), + BCMA_CORETABLE_END +}; +MODULE_DEVICE_TABLE(bcma, bcma_hcd_table); + +static struct bcma_driver bcma_hcd_driver = { + .name = KBUILD_MODNAME, + .id_table = bcma_hcd_table, + .probe = bcma_hcd_probe, + .remove = __devexit_p(bcma_hcd_remove), + .shutdown = bcma_hcd_shutdown, + .suspend = bcma_hcd_suspend, + .resume = bcma_hcd_resume, +}; + +static int __init bcma_hcd_init(void) +{ + return bcma_driver_register(&bcma_hcd_driver); +} +module_init(bcma_hcd_init); + +static void __exit bcma_hcd_exit(void) +{ + bcma_driver_unregister(&bcma_hcd_driver); +} +module_exit(bcma_hcd_exit); diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index d0a84bd3f3eb..34acfcee7405 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -1,6 +1,6 @@ /* * Copyright 2005-2009 MontaVista Software, Inc. - * Copyright 2008 Freescale Semiconductor, Inc. + * Copyright 2008,2012 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -211,22 +211,32 @@ static void usb_hcd_fsl_remove(struct usb_hcd *hcd, usb_put_hcd(hcd); } -static void ehci_fsl_setup_phy(struct ehci_hcd *ehci, +static void ehci_fsl_setup_phy(struct usb_hcd *hcd, enum fsl_usb2_phy_modes phy_mode, unsigned int port_offset) { - u32 portsc; - struct usb_hcd *hcd = ehci_to_hcd(ehci); + u32 portsc, temp; + struct ehci_hcd *ehci = hcd_to_ehci(hcd); void __iomem *non_ehci = hcd->regs; - struct fsl_usb2_platform_data *pdata; + struct device *dev = hcd->self.controller; + struct fsl_usb2_platform_data *pdata = dev->platform_data; - pdata = hcd->self.controller->platform_data; + if (pdata->controller_ver < 0) { + dev_warn(hcd->self.controller, "Could not get controller version\n"); + return; + } portsc = ehci_readl(ehci, &ehci->regs->port_status[port_offset]); portsc &= ~(PORT_PTS_MSK | PORT_PTS_PTW); switch (phy_mode) { case FSL_USB2_PHY_ULPI: + if (pdata->controller_ver) { + /* controller version 1.6 or above */ + temp = in_be32(non_ehci + FSL_SOC_USB_CTRL); + out_be32(non_ehci + FSL_SOC_USB_CTRL, temp | + USB_CTRL_USB_EN | ULPI_PHY_CLK_SEL); + } portsc |= PORT_PTS_ULPI; break; case FSL_USB2_PHY_SERIAL: @@ -236,6 +246,14 @@ static void ehci_fsl_setup_phy(struct ehci_hcd *ehci, portsc |= PORT_PTS_PTW; /* fall through */ case FSL_USB2_PHY_UTMI: + if (pdata->controller_ver) { + /* controller version 1.6 or above */ + temp = in_be32(non_ehci + FSL_SOC_USB_CTRL); + out_be32(non_ehci + FSL_SOC_USB_CTRL, temp | + UTMI_PHY_EN | USB_CTRL_USB_EN); + mdelay(FSL_UTMI_PHY_DLY); /* Delay for UTMI PHY CLK to + become stable - 10ms*/ + } /* enable UTMI PHY */ if (pdata->have_sysif_regs) setbits32(non_ehci + FSL_SOC_USB_CTRL, @@ -276,7 +294,7 @@ static void ehci_fsl_usb_setup(struct ehci_hcd *ehci) if ((pdata->operating_mode == FSL_USB2_DR_HOST) || (pdata->operating_mode == FSL_USB2_DR_OTG)) - ehci_fsl_setup_phy(ehci, pdata->phy_mode, 0); + ehci_fsl_setup_phy(hcd, pdata->phy_mode, 0); if (pdata->operating_mode == FSL_USB2_MPH_HOST) { unsigned int chip, rev, svr; @@ -290,9 +308,9 @@ static void ehci_fsl_usb_setup(struct ehci_hcd *ehci) ehci->has_fsl_port_bug = 1; if (pdata->port_enables & FSL_USB2_PORT0_ENABLED) - ehci_fsl_setup_phy(ehci, pdata->phy_mode, 0); + ehci_fsl_setup_phy(hcd, pdata->phy_mode, 0); if (pdata->port_enables & FSL_USB2_PORT1_ENABLED) - ehci_fsl_setup_phy(ehci, pdata->phy_mode, 1); + ehci_fsl_setup_phy(hcd, pdata->phy_mode, 1); } if (pdata->have_sysif_regs) { diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h index 863fb0c080d7..88403684d10b 100644 --- a/drivers/usb/host/ehci-fsl.h +++ b/drivers/usb/host/ehci-fsl.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2005-2010 Freescale Semiconductor, Inc. +/* Copyright (C) 2005-2010,2012 Freescale Semiconductor, Inc. * Copyright (c) 2005 MontaVista Software * * This program is free software; you can redistribute it and/or modify it @@ -50,4 +50,15 @@ #define CTRL_UTMI_PHY_EN (1<<9) #define CTRL_PHY_CLK_VALID (1 << 17) #define SNOOP_SIZE_2GB 0x1e + +/* control Register Bit Masks */ +#define ULPI_INT_EN (1<<0) +#define WU_INT_EN (1<<1) +#define USB_CTRL_USB_EN (1<<2) +#define LINE_STATE_FILTER__EN (1<<3) +#define KEEP_OTG_ON (1<<4) +#define OTG_PORT (1<<5) +#define PLL_RESET (1<<8) +#define UTMI_PHY_EN (1<<9) +#define ULPI_PHY_CLK_SEL (1<<10) #endif /* _EHCI_FSL_H */ diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 4a3bc5b7a06f..a87c0573c860 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -417,9 +417,6 @@ static void ehci_iaa_watchdog(unsigned long param) * CMD_IAAD when it sets STS_IAA.) */ cmd = ehci_readl(ehci, &ehci->regs->command); - if (cmd & CMD_IAAD) - ehci_writel(ehci, cmd & ~CMD_IAAD, - &ehci->regs->command); /* If IAA is set here it either legitimately triggered * before we cleared IAAD above (but _way_ late, so we'll @@ -894,11 +891,8 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) /* complete the unlinking of some qh [4.15.2.3] */ if (status & STS_IAA) { /* guard against (alleged) silicon errata */ - if (cmd & CMD_IAAD) { - ehci_writel(ehci, cmd & ~CMD_IAAD, - &ehci->regs->command); + if (cmd & CMD_IAAD) ehci_dbg(ehci, "IAA with IAAD still set?\n"); - } if (ehci->reclaim) { COUNT(ehci->stats.reclaim); end_unlink_async(ehci); @@ -1378,6 +1372,11 @@ MODULE_LICENSE ("GPL"); #define PLATFORM_DRIVER ehci_ls1x_driver #endif +#ifdef CONFIG_MIPS_SEAD3 +#include "ehci-sead3.c" +#define PLATFORM_DRIVER ehci_hcd_sead3_driver +#endif + #ifdef CONFIG_USB_EHCI_HCD_PLATFORM #include "ehci-platform.c" #define PLATFORM_DRIVER ehci_platform_driver diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 38fe07623152..402e766df2fe 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -531,7 +531,8 @@ static int check_reset_complete ( if (ehci->has_amcc_usb23) set_ohci_hcfs(ehci, 1); } else { - ehci_dbg (ehci, "port %d high speed\n", index + 1); + ehci_dbg(ehci, "port %d reset complete, port enabled\n", + index + 1); /* ensure 440EPx ohci controller state is suspended */ if (ehci->has_amcc_usb23) set_ohci_hcfs(ehci, 0); @@ -699,6 +700,7 @@ static int ehci_hub_control ( goto error; wIndex--; temp = ehci_readl(ehci, status_reg); + temp &= ~PORT_RWC_BITS; /* * Even if OWNER is set, so the port is owned by the @@ -712,8 +714,7 @@ static int ehci_hub_control ( ehci_writel(ehci, temp & ~PORT_PE, status_reg); break; case USB_PORT_FEAT_C_ENABLE: - ehci_writel(ehci, (temp & ~PORT_RWC_BITS) | PORT_PEC, - status_reg); + ehci_writel(ehci, temp | PORT_PEC, status_reg); break; case USB_PORT_FEAT_SUSPEND: if (temp & PORT_RESET) @@ -742,7 +743,7 @@ static int ehci_hub_control ( spin_lock_irqsave(&ehci->lock, flags); } /* resume signaling for 20 msec */ - temp &= ~(PORT_RWC_BITS | PORT_WAKE_BITS); + temp &= ~PORT_WAKE_BITS; ehci_writel(ehci, temp | PORT_RESUME, status_reg); ehci->reset_done[wIndex] = jiffies + msecs_to_jiffies(20); @@ -752,9 +753,8 @@ static int ehci_hub_control ( break; case USB_PORT_FEAT_POWER: if (HCS_PPC (ehci->hcs_params)) - ehci_writel(ehci, - temp & ~(PORT_RWC_BITS | PORT_POWER), - status_reg); + ehci_writel(ehci, temp & ~PORT_POWER, + status_reg); break; case USB_PORT_FEAT_C_CONNECTION: if (ehci->has_lpm) { @@ -762,12 +762,10 @@ static int ehci_hub_control ( temp &= ~PORT_LPM; temp &= ~PORT_DEV_ADDR; } - ehci_writel(ehci, (temp & ~PORT_RWC_BITS) | PORT_CSC, - status_reg); + ehci_writel(ehci, temp | PORT_CSC, status_reg); break; case USB_PORT_FEAT_C_OVER_CURRENT: - ehci_writel(ehci, (temp & ~PORT_RWC_BITS) | PORT_OCC, - status_reg); + ehci_writel(ehci, temp | PORT_OCC, status_reg); break; case USB_PORT_FEAT_C_RESET: /* GetPortStatus clears reset */ diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c index d238b4e24bb6..23c530ae5aa3 100644 --- a/drivers/usb/host/ehci-platform.c +++ b/drivers/usb/host/ehci-platform.c @@ -94,12 +94,12 @@ static int __devinit ehci_platform_probe(struct platform_device *dev) irq = platform_get_irq(dev, 0); if (irq < 0) { - pr_err("no irq provieded"); + pr_err("no irq provided"); return irq; } res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0); if (!res_mem) { - pr_err("no memory recourse provieded"); + pr_err("no memory recourse provided"); return -ENXIO; } diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c index f098e2a291a0..c474cec064e4 100644 --- a/drivers/usb/host/ehci-s5p.c +++ b/drivers/usb/host/ehci-s5p.c @@ -232,6 +232,8 @@ static int s5p_ehci_suspend(struct device *dev) if (pdata && pdata->phy_exit) pdata->phy_exit(pdev, S5P_USB_PHY_HOST); + clk_disable(s5p_ehci->clk); + return rc; } @@ -243,6 +245,8 @@ static int s5p_ehci_resume(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct s5p_ehci_platdata *pdata = pdev->dev.platform_data; + clk_enable(s5p_ehci->clk); + if (pdata && pdata->phy_init) pdata->phy_init(pdev, S5P_USB_PHY_HOST); diff --git a/drivers/usb/host/ehci-sead3.c b/drivers/usb/host/ehci-sead3.c new file mode 100644 index 000000000000..4c164308ed20 --- /dev/null +++ b/drivers/usb/host/ehci-sead3.c @@ -0,0 +1,266 @@ +/* + * MIPS CI13320A EHCI Host Controller driver + * Based on "ehci-au1xxx.c" by K.Boge <karsten.boge@amd.com> + * + * Copyright (C) 2012 MIPS Technologies, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <linux/platform_device.h> + +static int ehci_sead3_setup(struct usb_hcd *hcd) +{ + int ret; + struct ehci_hcd *ehci = hcd_to_ehci(hcd); + + ehci->caps = hcd->regs + 0x100; + + ret = ehci_setup(hcd); + if (ret) + return ret; + + ehci->need_io_watchdog = 0; + +#ifdef __BIG_ENDIAN + ehci->big_endian_mmio = 1; + ehci->big_endian_desc = 1; +#endif + + /* Set burst length to 16 words. */ + ehci_writel(ehci, 0x1010, &ehci->regs->reserved[1]); + + return ret; +} + +const struct hc_driver ehci_sead3_hc_driver = { + .description = hcd_name, + .product_desc = "SEAD-3 EHCI", + .hcd_priv_size = sizeof(struct ehci_hcd), + + /* + * generic hardware linkage + */ + .irq = ehci_irq, + .flags = HCD_MEMORY | HCD_USB2, + + /* + * basic lifecycle operations + * + */ + .reset = ehci_sead3_setup, + .start = ehci_run, + .stop = ehci_stop, + .shutdown = ehci_shutdown, + + /* + * managing i/o requests and associated device resources + */ + .urb_enqueue = ehci_urb_enqueue, + .urb_dequeue = ehci_urb_dequeue, + .endpoint_disable = ehci_endpoint_disable, + .endpoint_reset = ehci_endpoint_reset, + + /* + * scheduling support + */ + .get_frame_number = ehci_get_frame, + + /* + * root hub support + */ + .hub_status_data = ehci_hub_status_data, + .hub_control = ehci_hub_control, + .bus_suspend = ehci_bus_suspend, + .bus_resume = ehci_bus_resume, + .relinquish_port = ehci_relinquish_port, + .port_handed_over = ehci_port_handed_over, + + .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, +}; + +static int ehci_hcd_sead3_drv_probe(struct platform_device *pdev) +{ + struct usb_hcd *hcd; + struct resource *res; + int ret; + + if (usb_disabled()) + return -ENODEV; + + if (pdev->resource[1].flags != IORESOURCE_IRQ) { + pr_debug("resource[1] is not IORESOURCE_IRQ"); + return -ENOMEM; + } + hcd = usb_create_hcd(&ehci_sead3_hc_driver, &pdev->dev, "SEAD-3"); + if (!hcd) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + hcd->rsrc_start = res->start; + hcd->rsrc_len = resource_size(res); + + if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { + pr_debug("request_mem_region failed"); + ret = -EBUSY; + goto err1; + } + + hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + if (!hcd->regs) { + pr_debug("ioremap failed"); + ret = -ENOMEM; + goto err2; + } + + /* Root hub has integrated TT. */ + hcd->has_tt = 1; + + ret = usb_add_hcd(hcd, pdev->resource[1].start, + IRQF_SHARED); + if (ret == 0) { + platform_set_drvdata(pdev, hcd); + return ret; + } + + iounmap(hcd->regs); +err2: + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); +err1: + usb_put_hcd(hcd); + return ret; +} + +static int ehci_hcd_sead3_drv_remove(struct platform_device *pdev) +{ + struct usb_hcd *hcd = platform_get_drvdata(pdev); + + usb_remove_hcd(hcd); + iounmap(hcd->regs); + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); + usb_put_hcd(hcd); + platform_set_drvdata(pdev, NULL); + + return 0; +} + +#ifdef CONFIG_PM +static int ehci_hcd_sead3_drv_suspend(struct device *dev) +{ + struct usb_hcd *hcd = dev_get_drvdata(dev); + struct ehci_hcd *ehci = hcd_to_ehci(hcd); + unsigned long flags; + int rc = 0; + + if (time_before(jiffies, ehci->next_statechange)) + msleep(20); + + /* Root hub was already suspended. Disable irq emission and + * mark HW unaccessible. The PM and USB cores make sure that + * the root hub is either suspended or stopped. + */ + ehci_prepare_ports_for_controller_suspend(ehci, device_may_wakeup(dev)); + spin_lock_irqsave(&ehci->lock, flags); + ehci_writel(ehci, 0, &ehci->regs->intr_enable); + (void)ehci_readl(ehci, &ehci->regs->intr_enable); + + clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); + spin_unlock_irqrestore(&ehci->lock, flags); + + /* could save FLADJ in case of Vaux power loss + * ... we'd only use it to handle clock skew + */ + + return rc; +} + +static int ehci_hcd_sead3_drv_resume(struct device *dev) +{ + struct usb_hcd *hcd = dev_get_drvdata(dev); + struct ehci_hcd *ehci = hcd_to_ehci(hcd); + + /* maybe restore FLADJ. */ + + if (time_before(jiffies, ehci->next_statechange)) + msleep(100); + + /* Mark hardware accessible again as we are out of D3 state by now */ + set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); + + /* If CF is still set, we maintained PCI Vaux power. + * Just undo the effect of ehci_pci_suspend(). + */ + if (ehci_readl(ehci, &ehci->regs->configured_flag) == FLAG_CF) { + int mask = INTR_MASK; + + ehci_prepare_ports_for_controller_resume(ehci); + if (!hcd->self.root_hub->do_remote_wakeup) + mask &= ~STS_PCD; + ehci_writel(ehci, mask, &ehci->regs->intr_enable); + ehci_readl(ehci, &ehci->regs->intr_enable); + return 0; + } + + ehci_dbg(ehci, "lost power, restarting\n"); + usb_root_hub_lost_power(hcd->self.root_hub); + + /* Else reset, to cope with power loss or flush-to-storage + * style "resume" having let BIOS kick in during reboot. + */ + (void) ehci_halt(ehci); + (void) ehci_reset(ehci); + + /* emptying the schedule aborts any urbs */ + spin_lock_irq(&ehci->lock); + if (ehci->reclaim) + end_unlink_async(ehci); + ehci_work(ehci); + spin_unlock_irq(&ehci->lock); + + ehci_writel(ehci, ehci->command, &ehci->regs->command); + ehci_writel(ehci, FLAG_CF, &ehci->regs->configured_flag); + ehci_readl(ehci, &ehci->regs->command); /* unblock posted writes */ + + /* here we "know" root ports should always stay powered */ + ehci_port_power(ehci, 1); + + ehci->rh_state = EHCI_RH_SUSPENDED; + + return 0; +} + +static const struct dev_pm_ops sead3_ehci_pmops = { + .suspend = ehci_hcd_sead3_drv_suspend, + .resume = ehci_hcd_sead3_drv_resume, +}; + +#define SEAD3_EHCI_PMOPS (&sead3_ehci_pmops) + +#else +#define SEAD3_EHCI_PMOPS NULL +#endif + +static struct platform_driver ehci_hcd_sead3_driver = { + .probe = ehci_hcd_sead3_drv_probe, + .remove = ehci_hcd_sead3_drv_remove, + .shutdown = usb_hcd_platform_shutdown, + .driver = { + .name = "sead3-ehci", + .owner = THIS_MODULE, + .pm = SEAD3_EHCI_PMOPS, + } +}; + +MODULE_ALIAS("platform:sead3-ehci"); diff --git a/drivers/usb/host/ehci-sh.c b/drivers/usb/host/ehci-sh.c index 9d9cf47d80da..ca819cdd0c5e 100644 --- a/drivers/usb/host/ehci-sh.c +++ b/drivers/usb/host/ehci-sh.c @@ -11,6 +11,7 @@ */ #include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/platform_data/ehci-sh.h> struct ehci_sh_priv { struct clk *iclk, *fclk; @@ -100,6 +101,7 @@ static int ehci_hcd_sh_probe(struct platform_device *pdev) const struct hc_driver *driver = &ehci_sh_hc_driver; struct resource *res; struct ehci_sh_priv *priv; + struct ehci_sh_platdata *pdata; struct usb_hcd *hcd; int irq, ret; @@ -124,6 +126,9 @@ static int ehci_hcd_sh_probe(struct platform_device *pdev) goto fail_create_hcd; } + if (pdev->dev.platform_data != NULL) + pdata = pdev->dev.platform_data; + /* initialize hcd */ hcd = usb_create_hcd(&ehci_sh_hc_driver, &pdev->dev, dev_name(&pdev->dev)); @@ -168,6 +173,9 @@ static int ehci_hcd_sh_probe(struct platform_device *pdev) clk_enable(priv->fclk); clk_enable(priv->iclk); + if (pdata && pdata->phy_init) + pdata->phy_init(); + ret = usb_add_hcd(hcd, irq, IRQF_SHARED); if (ret != 0) { dev_err(&pdev->dev, "Failed to add hcd"); diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c index 6e928559169c..37ba8c8d2fd0 100644 --- a/drivers/usb/host/ehci-spear.c +++ b/drivers/usb/host/ehci-spear.c @@ -13,6 +13,7 @@ #include <linux/clk.h> #include <linux/jiffies.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/pm.h> @@ -25,12 +26,12 @@ struct spear_ehci { static void spear_start_ehci(struct spear_ehci *ehci) { - clk_enable(ehci->clk); + clk_prepare_enable(ehci->clk); } static void spear_stop_ehci(struct spear_ehci *ehci) { - clk_disable(ehci->clk); + clk_disable_unprepare(ehci->clk); } static int ehci_spear_setup(struct usb_hcd *hcd) @@ -168,6 +169,8 @@ static int ehci_spear_drv_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(ehci_spear_pm_ops, ehci_spear_drv_suspend, ehci_spear_drv_resume); +static u64 spear_ehci_dma_mask = DMA_BIT_MASK(32); + static int spear_ehci_hcd_drv_probe(struct platform_device *pdev) { struct usb_hcd *hcd ; @@ -175,12 +178,9 @@ static int spear_ehci_hcd_drv_probe(struct platform_device *pdev) struct resource *res; struct clk *usbh_clk; const struct hc_driver *driver = &ehci_spear_hc_driver; - int *pdata = pdev->dev.platform_data; int irq, retval; char clk_name[20] = "usbh_clk"; - - if (pdata == NULL) - return -EFAULT; + static int instance = -1; if (usb_disabled()) return -ENODEV; @@ -191,8 +191,22 @@ static int spear_ehci_hcd_drv_probe(struct platform_device *pdev) goto fail_irq_get; } - if (*pdata >= 0) - sprintf(clk_name, "usbh.%01d_clk", *pdata); + /* + * Right now device-tree probed devices don't get dma_mask set. + * Since shared usb code relies on it, set it here for now. + * Once we have dma capability bindings this can go away. + */ + if (!pdev->dev.dma_mask) + pdev->dev.dma_mask = &spear_ehci_dma_mask; + + /* + * Increment the device instance, when probing via device-tree + */ + if (pdev->id < 0) + instance++; + else + instance = pdev->id; + sprintf(clk_name, "usbh.%01d_clk", instance); usbh_clk = clk_get(NULL, clk_name); if (IS_ERR(usbh_clk)) { @@ -277,6 +291,11 @@ static int spear_ehci_hcd_drv_remove(struct platform_device *pdev) return 0; } +static struct of_device_id spear_ehci_id_table[] __devinitdata = { + { .compatible = "st,spear600-ehci", }, + { }, +}; + static struct platform_driver spear_ehci_hcd_driver = { .probe = spear_ehci_hcd_drv_probe, .remove = spear_ehci_hcd_drv_remove, @@ -285,6 +304,7 @@ static struct platform_driver spear_ehci_hcd_driver = { .name = "spear-ehci", .bus = &platform_bus_type, .pm = &ehci_spear_pm_ops, + .of_match_table = of_match_ptr(spear_ehci_id_table), } }; diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 86183366647f..43bb0a9f1f73 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -148,18 +148,7 @@ static int tegra_ehci_hub_control( spin_lock_irqsave(&ehci->lock, flags); - /* - * In ehci_hub_control() for USB_PORT_FEAT_ENABLE clears the other bits - * that are write on clear, by writing back the register read value, so - * USB_PORT_FEAT_ENABLE is handled by masking the set on clear bits - */ - if (typeReq == ClearPortFeature && wValue == USB_PORT_FEAT_ENABLE) { - temp = ehci_readl(ehci, status_reg) & ~PORT_RWC_BITS; - ehci_writel(ehci, temp & ~PORT_PE, status_reg); - goto done; - } - - else if (typeReq == GetPortStatus) { + if (typeReq == GetPortStatus) { temp = ehci_readl(ehci, status_reg); if (tegra->port_resuming && !(temp & PORT_SUSPEND)) { /* Resume completed, re-enable disconnect detection */ @@ -464,26 +453,23 @@ static int tegra_ehci_bus_resume(struct usb_hcd *hcd) } #endif -struct temp_buffer { +struct dma_aligned_buffer { void *kmalloc_ptr; void *old_xfer_buffer; u8 data[0]; }; -static void free_temp_buffer(struct urb *urb) +static void free_dma_aligned_buffer(struct urb *urb) { - enum dma_data_direction dir; - struct temp_buffer *temp; + struct dma_aligned_buffer *temp; if (!(urb->transfer_flags & URB_ALIGNED_TEMP_BUFFER)) return; - dir = usb_urb_dir_in(urb) ? DMA_FROM_DEVICE : DMA_TO_DEVICE; - - temp = container_of(urb->transfer_buffer, struct temp_buffer, - data); + temp = container_of(urb->transfer_buffer, + struct dma_aligned_buffer, data); - if (dir == DMA_FROM_DEVICE) + if (usb_urb_dir_in(urb)) memcpy(temp->old_xfer_buffer, temp->data, urb->transfer_buffer_length); urb->transfer_buffer = temp->old_xfer_buffer; @@ -492,10 +478,9 @@ static void free_temp_buffer(struct urb *urb) urb->transfer_flags &= ~URB_ALIGNED_TEMP_BUFFER; } -static int alloc_temp_buffer(struct urb *urb, gfp_t mem_flags) +static int alloc_dma_aligned_buffer(struct urb *urb, gfp_t mem_flags) { - enum dma_data_direction dir; - struct temp_buffer *temp, *kmalloc_ptr; + struct dma_aligned_buffer *temp, *kmalloc_ptr; size_t kmalloc_size; if (urb->num_sgs || urb->sg || @@ -503,22 +488,19 @@ static int alloc_temp_buffer(struct urb *urb, gfp_t mem_flags) !((uintptr_t)urb->transfer_buffer & (TEGRA_USB_DMA_ALIGN - 1))) return 0; - dir = usb_urb_dir_in(urb) ? DMA_FROM_DEVICE : DMA_TO_DEVICE; - /* Allocate a buffer with enough padding for alignment */ kmalloc_size = urb->transfer_buffer_length + - sizeof(struct temp_buffer) + TEGRA_USB_DMA_ALIGN - 1; + sizeof(struct dma_aligned_buffer) + TEGRA_USB_DMA_ALIGN - 1; kmalloc_ptr = kmalloc(kmalloc_size, mem_flags); if (!kmalloc_ptr) return -ENOMEM; - /* Position our struct temp_buffer such that data is aligned */ + /* Position our struct dma_aligned_buffer such that data is aligned */ temp = PTR_ALIGN(kmalloc_ptr + 1, TEGRA_USB_DMA_ALIGN) - 1; - temp->kmalloc_ptr = kmalloc_ptr; temp->old_xfer_buffer = urb->transfer_buffer; - if (dir == DMA_TO_DEVICE) + if (usb_urb_dir_out(urb)) memcpy(temp->data, urb->transfer_buffer, urb->transfer_buffer_length); urb->transfer_buffer = temp->data; @@ -533,13 +515,13 @@ static int tegra_ehci_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, { int ret; - ret = alloc_temp_buffer(urb, mem_flags); + ret = alloc_dma_aligned_buffer(urb, mem_flags); if (ret) return ret; ret = usb_hcd_map_urb_for_dma(hcd, urb, mem_flags); if (ret) - free_temp_buffer(urb); + free_dma_aligned_buffer(urb); return ret; } @@ -547,38 +529,39 @@ static int tegra_ehci_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, static void tegra_ehci_unmap_urb_for_dma(struct usb_hcd *hcd, struct urb *urb) { usb_hcd_unmap_urb_for_dma(hcd, urb); - free_temp_buffer(urb); + free_dma_aligned_buffer(urb); } static const struct hc_driver tegra_ehci_hc_driver = { .description = hcd_name, .product_desc = "Tegra EHCI Host Controller", .hcd_priv_size = sizeof(struct ehci_hcd), - .flags = HCD_USB2 | HCD_MEMORY, - .reset = tegra_ehci_setup, + /* standard ehci functions */ .irq = ehci_irq, - .start = ehci_run, .stop = ehci_stop, - .shutdown = tegra_ehci_shutdown, .urb_enqueue = ehci_urb_enqueue, .urb_dequeue = ehci_urb_dequeue, - .map_urb_for_dma = tegra_ehci_map_urb_for_dma, - .unmap_urb_for_dma = tegra_ehci_unmap_urb_for_dma, .endpoint_disable = ehci_endpoint_disable, .endpoint_reset = ehci_endpoint_reset, .get_frame_number = ehci_get_frame, .hub_status_data = ehci_hub_status_data, - .hub_control = tegra_ehci_hub_control, .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, + .relinquish_port = ehci_relinquish_port, + .port_handed_over = ehci_port_handed_over, + + /* modified ehci functions for tegra */ + .reset = tegra_ehci_setup, + .shutdown = tegra_ehci_shutdown, + .map_urb_for_dma = tegra_ehci_map_urb_for_dma, + .unmap_urb_for_dma = tegra_ehci_unmap_urb_for_dma, + .hub_control = tegra_ehci_hub_control, #ifdef CONFIG_PM .bus_suspend = tegra_ehci_bus_suspend, .bus_resume = tegra_ehci_bus_resume, #endif - .relinquish_port = ehci_relinquish_port, - .port_handed_over = ehci_port_handed_over, }; static int setup_vbus_gpio(struct platform_device *pdev) diff --git a/drivers/usb/host/fhci-tds.c b/drivers/usb/host/fhci-tds.c index 0ea577bfca2a..c5ed88199292 100644 --- a/drivers/usb/host/fhci-tds.c +++ b/drivers/usb/host/fhci-tds.c @@ -155,7 +155,7 @@ u32 fhci_create_ep(struct fhci_usb *usb, enum fhci_mem_alloc data_mem, struct endpoint *ep; struct usb_td __iomem *td; unsigned long ep_offset; - char *err_for = "enpoint PRAM"; + char *err_for = "endpoint PRAM"; int ep_mem_size; u32 i; diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c index ab333ac6071d..22ff6b3a676f 100644 --- a/drivers/usb/host/fsl-mph-dr-of.c +++ b/drivers/usb/host/fsl-mph-dr-of.c @@ -119,6 +119,39 @@ error: static const struct of_device_id fsl_usb2_mph_dr_of_match[]; +static int usb_get_ver_info(struct device_node *np) +{ + int ver = -1; + + /* + * returns 1 for usb controller version 1.6 + * returns 2 for usb controller version 2.2 + * returns 0 otherwise + */ + if (of_device_is_compatible(np, "fsl-usb2-dr")) { + if (of_device_is_compatible(np, "fsl-usb2-dr-v1.6")) + ver = FSL_USB_VER_1_6; + else if (of_device_is_compatible(np, "fsl-usb2-dr-v2.2")) + ver = FSL_USB_VER_2_2; + else /* for previous controller versions */ + ver = FSL_USB_VER_OLD; + + if (ver > -1) + return ver; + } + + if (of_device_is_compatible(np, "fsl-usb2-mph")) { + if (of_device_is_compatible(np, "fsl-usb2-mph-v1.6")) + ver = FSL_USB_VER_1_6; + else if (of_device_is_compatible(np, "fsl-usb2-mph-v2.2")) + ver = FSL_USB_VER_2_2; + else /* for previous controller versions */ + ver = FSL_USB_VER_OLD; + } + + return ver; +} + static int __devinit fsl_usb2_mph_dr_of_probe(struct platform_device *ofdev) { struct device_node *np = ofdev->dev.of_node; @@ -166,6 +199,14 @@ static int __devinit fsl_usb2_mph_dr_of_probe(struct platform_device *ofdev) prop = of_get_property(np, "phy_type", NULL); pdata->phy_mode = determine_usb_phy(prop); + pdata->controller_ver = usb_get_ver_info(np); + + if (pdata->have_sysif_regs) { + if (pdata->controller_ver < 0) { + dev_warn(&ofdev->dev, "Could not get controller version\n"); + return -ENODEV; + } + } for (i = 0; i < ARRAY_SIZE(dev_data->drivers); i++) { if (!dev_data->drivers[i]) diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c index fc72d44bf787..a35bbddf8968 100644 --- a/drivers/usb/host/isp1760-hcd.c +++ b/drivers/usb/host/isp1760-hcd.c @@ -1562,11 +1562,14 @@ static int isp1760_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) { retval = -ESHUTDOWN; + qtd_list_free(&new_qtds); goto out; } retval = usb_hcd_link_urb_to_ep(hcd, urb); - if (retval) + if (retval) { + qtd_list_free(&new_qtds); goto out; + } qh = urb->ep->hcpriv; if (qh) { @@ -1584,6 +1587,7 @@ static int isp1760_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, if (!qh) { retval = -ENOMEM; usb_hcd_unlink_urb_from_ep(hcd, urb); + qtd_list_free(&new_qtds); goto out; } list_add_tail(&qh->qh_list, ep_queue); @@ -1683,6 +1687,7 @@ static int isp1760_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, list_for_each_entry(qtd, &qh->qtd_list, qtd_list) if (qtd->urb == urb) { dequeue_urb_from_qtd(hcd, qh, qtd); + list_move(&qtd->qtd_list, &qh->qtd_list); break; } @@ -2176,7 +2181,7 @@ static const struct hc_driver isp1760_hc_driver = { int __init init_kmem_once(void) { - urb_listitem_cachep = kmem_cache_create("isp1760 urb_listitem", + urb_listitem_cachep = kmem_cache_create("isp1760_urb_listitem", sizeof(struct urb_listitem), 0, SLAB_TEMPORARY | SLAB_MEM_SPREAD, NULL); diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c index 4592dc17a9f9..fff114fd5461 100644 --- a/drivers/usb/host/isp1760-if.c +++ b/drivers/usb/host/isp1760-if.c @@ -398,6 +398,9 @@ static int __devinit isp1760_plat_probe(struct platform_device *pdev) hcd = isp1760_register(mem_res->start, mem_size, irq_res->start, irqflags, -ENOENT, &pdev->dev, dev_name(&pdev->dev), devflags); + + dev_set_drvdata(&pdev->dev, hcd); + if (IS_ERR(hcd)) { pr_warning("isp1760: Failed to register the HCD device\n"); ret = -ENODEV; @@ -417,11 +420,16 @@ static int __devexit isp1760_plat_remove(struct platform_device *pdev) { struct resource *mem_res; resource_size_t mem_size; + struct usb_hcd *hcd = dev_get_drvdata(&pdev->dev); + + usb_remove_hcd(hcd); mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); mem_size = resource_size(mem_res); release_mem_region(mem_res->start, mem_size); + usb_put_hcd(hcd); + return 0; } diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 235171f29460..e0adf5c0cf55 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -1080,11 +1080,6 @@ MODULE_LICENSE ("GPL"); #define PS3_SYSTEM_BUS_DRIVER ps3_ohci_driver #endif -#ifdef CONFIG_USB_OHCI_HCD_SSB -#include "ohci-ssb.c" -#define SSB_OHCI_DRIVER ssb_ohci_driver -#endif - #ifdef CONFIG_MFD_SM501 #include "ohci-sm501.c" #define SM501_OHCI_DRIVER ohci_hcd_sm501_driver @@ -1128,8 +1123,7 @@ MODULE_LICENSE ("GPL"); !defined(SA1111_DRIVER) && \ !defined(PS3_SYSTEM_BUS_DRIVER) && \ !defined(SM501_OHCI_DRIVER) && \ - !defined(TMIO_OHCI_DRIVER) && \ - !defined(SSB_OHCI_DRIVER) + !defined(TMIO_OHCI_DRIVER) #error "missing bus glue for ohci-hcd" #endif @@ -1195,12 +1189,6 @@ static int __init ohci_hcd_mod_init(void) goto error_pci; #endif -#ifdef SSB_OHCI_DRIVER - retval = ssb_driver_register(&SSB_OHCI_DRIVER); - if (retval) - goto error_ssb; -#endif - #ifdef SM501_OHCI_DRIVER retval = platform_driver_register(&SM501_OHCI_DRIVER); if (retval < 0) @@ -1224,10 +1212,6 @@ static int __init ohci_hcd_mod_init(void) platform_driver_unregister(&SM501_OHCI_DRIVER); error_sm501: #endif -#ifdef SSB_OHCI_DRIVER - ssb_driver_unregister(&SSB_OHCI_DRIVER); - error_ssb: -#endif #ifdef PCI_DRIVER pci_unregister_driver(&PCI_DRIVER); error_pci: @@ -1275,9 +1259,6 @@ static void __exit ohci_hcd_mod_exit(void) #ifdef SM501_OHCI_DRIVER platform_driver_unregister(&SM501_OHCI_DRIVER); #endif -#ifdef SSB_OHCI_DRIVER - ssb_driver_unregister(&SSB_OHCI_DRIVER); -#endif #ifdef PCI_DRIVER pci_unregister_driver(&PCI_DRIVER); #endif diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c index ec5c6791c8b4..670c7059c9ae 100644 --- a/drivers/usb/host/ohci-platform.c +++ b/drivers/usb/host/ohci-platform.c @@ -93,13 +93,13 @@ static int __devinit ohci_platform_probe(struct platform_device *dev) irq = platform_get_irq(dev, 0); if (irq < 0) { - pr_err("no irq provieded"); + pr_err("no irq provided"); return irq; } res_mem = platform_get_resource(dev, IORESOURCE_MEM, 0); if (!res_mem) { - pr_err("no memory recourse provieded"); + pr_err("no memory recourse provided"); return -ENXIO; } diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c index d24cc89de16f..b2b5767cb37f 100644 --- a/drivers/usb/host/ohci-ppc-of.c +++ b/drivers/usb/host/ohci-ppc-of.c @@ -236,7 +236,7 @@ MODULE_DEVICE_TABLE(of, ohci_hcd_ppc_of_match); #if !defined(CONFIG_USB_OHCI_HCD_PPC_OF_BE) && \ !defined(CONFIG_USB_OHCI_HCD_PPC_OF_LE) -#error "No endianess selected for ppc-of-ohci" +#error "No endianness selected for ppc-of-ohci" #endif diff --git a/drivers/usb/host/ohci-spear.c b/drivers/usb/host/ohci-spear.c index 95c16489e883..fc7305ee3c9c 100644 --- a/drivers/usb/host/ohci-spear.c +++ b/drivers/usb/host/ohci-spear.c @@ -14,6 +14,7 @@ #include <linux/signal.h> #include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/of.h> struct spear_ohci { struct ohci_hcd ohci; @@ -24,12 +25,12 @@ struct spear_ohci { static void spear_start_ohci(struct spear_ohci *ohci) { - clk_enable(ohci->clk); + clk_prepare_enable(ohci->clk); } static void spear_stop_ohci(struct spear_ohci *ohci) { - clk_disable(ohci->clk); + clk_disable_unprepare(ohci->clk); } static int __devinit ohci_spear_start(struct usb_hcd *hcd) @@ -90,6 +91,8 @@ static const struct hc_driver ohci_spear_hc_driver = { .start_port_reset = ohci_start_port_reset, }; +static u64 spear_ohci_dma_mask = DMA_BIT_MASK(32); + static int spear_ohci_hcd_drv_probe(struct platform_device *pdev) { const struct hc_driver *driver = &ohci_spear_hc_driver; @@ -98,11 +101,8 @@ static int spear_ohci_hcd_drv_probe(struct platform_device *pdev) struct spear_ohci *ohci_p; struct resource *res; int retval, irq; - int *pdata = pdev->dev.platform_data; char clk_name[20] = "usbh_clk"; - - if (pdata == NULL) - return -EFAULT; + static int instance = -1; irq = platform_get_irq(pdev, 0); if (irq < 0) { @@ -110,8 +110,22 @@ static int spear_ohci_hcd_drv_probe(struct platform_device *pdev) goto fail_irq_get; } - if (*pdata >= 0) - sprintf(clk_name, "usbh.%01d_clk", *pdata); + /* + * Right now device-tree probed devices don't get dma_mask set. + * Since shared usb code relies on it, set it here for now. + * Once we have dma capability bindings this can go away. + */ + if (!pdev->dev.dma_mask) + pdev->dev.dma_mask = &spear_ohci_dma_mask; + + /* + * Increment the device instance, when probing via device-tree + */ + if (pdev->id < 0) + instance++; + else + instance = pdev->id; + sprintf(clk_name, "usbh.%01d_clk", instance); usbh_clk = clk_get(NULL, clk_name); if (IS_ERR(usbh_clk)) { @@ -222,6 +236,11 @@ static int spear_ohci_hcd_drv_resume(struct platform_device *dev) } #endif +static struct of_device_id spear_ohci_id_table[] __devinitdata = { + { .compatible = "st,spear600-ohci", }, + { }, +}; + /* Driver definition to register with the platform bus */ static struct platform_driver spear_ohci_hcd_driver = { .probe = spear_ohci_hcd_drv_probe, @@ -233,6 +252,7 @@ static struct platform_driver spear_ohci_hcd_driver = { .driver = { .owner = THIS_MODULE, .name = "spear-ohci", + .of_match_table = of_match_ptr(spear_ohci_id_table), }, }; diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c deleted file mode 100644 index 5ba18595d6f7..000000000000 --- a/drivers/usb/host/ohci-ssb.c +++ /dev/null @@ -1,260 +0,0 @@ -/* - * Sonics Silicon Backplane - * Broadcom USB-core OHCI driver - * - * Copyright 2007 Michael Buesch <m@bues.ch> - * - * Derived from the OHCI-PCI driver - * Copyright 1999 Roman Weissgaerber - * Copyright 2000-2002 David Brownell - * Copyright 1999 Linus Torvalds - * Copyright 1999 Gregory P. Smith - * - * Derived from the USBcore related parts of Broadcom-SB - * Copyright 2005 Broadcom Corporation - * - * Licensed under the GNU/GPL. See COPYING for details. - */ -#include <linux/ssb/ssb.h> - - -#define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) - -struct ssb_ohci_device { - struct ohci_hcd ohci; /* _must_ be at the beginning. */ - - u32 enable_flags; -}; - -static inline -struct ssb_ohci_device *hcd_to_ssb_ohci(struct usb_hcd *hcd) -{ - return (struct ssb_ohci_device *)(hcd->hcd_priv); -} - - -static int ssb_ohci_reset(struct usb_hcd *hcd) -{ - struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); - struct ohci_hcd *ohci = &ohcidev->ohci; - int err; - - ohci_hcd_init(ohci); - err = ohci_init(ohci); - - return err; -} - -static int ssb_ohci_start(struct usb_hcd *hcd) -{ - struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); - struct ohci_hcd *ohci = &ohcidev->ohci; - int err; - - err = ohci_run(ohci); - if (err < 0) { - ohci_err(ohci, "can't start\n"); - ohci_stop(hcd); - } - - return err; -} - -static const struct hc_driver ssb_ohci_hc_driver = { - .description = "ssb-usb-ohci", - .product_desc = "SSB OHCI Controller", - .hcd_priv_size = sizeof(struct ssb_ohci_device), - - .irq = ohci_irq, - .flags = HCD_MEMORY | HCD_USB11, - - .reset = ssb_ohci_reset, - .start = ssb_ohci_start, - .stop = ohci_stop, - .shutdown = ohci_shutdown, - - .urb_enqueue = ohci_urb_enqueue, - .urb_dequeue = ohci_urb_dequeue, - .endpoint_disable = ohci_endpoint_disable, - - .get_frame_number = ohci_get_frame, - - .hub_status_data = ohci_hub_status_data, - .hub_control = ohci_hub_control, -#ifdef CONFIG_PM - .bus_suspend = ohci_bus_suspend, - .bus_resume = ohci_bus_resume, -#endif - - .start_port_reset = ohci_start_port_reset, -}; - -static void ssb_ohci_detach(struct ssb_device *dev) -{ - struct usb_hcd *hcd = ssb_get_drvdata(dev); - - if (hcd->driver->shutdown) - hcd->driver->shutdown(hcd); - usb_remove_hcd(hcd); - iounmap(hcd->regs); - release_mem_region(hcd->rsrc_start, hcd->rsrc_len); - usb_put_hcd(hcd); - ssb_device_disable(dev, 0); -} - -static int ssb_ohci_attach(struct ssb_device *dev) -{ - struct ssb_ohci_device *ohcidev; - struct usb_hcd *hcd; - int err = -ENOMEM; - u32 tmp, flags = 0; - - if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || - dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) - return -EOPNOTSUPP; - - if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) { - /* Put the device into host-mode. */ - flags |= SSB_OHCI_TMSLOW_HOSTMODE; - ssb_device_enable(dev, flags); - } else if (dev->id.coreid == SSB_DEV_USB20_HOST) { - /* - * USB 2.0 special considerations: - * - * In addition to the standard SSB reset sequence, the Host - * Control Register must be programmed to bring the USB core - * and various phy components out of reset. - */ - ssb_device_enable(dev, 0); - ssb_write32(dev, 0x200, 0x7ff); - - /* Change Flush control reg */ - tmp = ssb_read32(dev, 0x400); - tmp &= ~8; - ssb_write32(dev, 0x400, tmp); - tmp = ssb_read32(dev, 0x400); - - /* Change Shim control reg */ - tmp = ssb_read32(dev, 0x304); - tmp &= ~0x100; - ssb_write32(dev, 0x304, tmp); - tmp = ssb_read32(dev, 0x304); - - udelay(1); - - /* Work around for 5354 failures */ - if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { - /* Change syn01 reg */ - tmp = 0x00fe00fe; - ssb_write32(dev, 0x894, tmp); - - /* Change syn03 reg */ - tmp = ssb_read32(dev, 0x89c); - tmp |= 0x1; - ssb_write32(dev, 0x89c, tmp); - } - } else - ssb_device_enable(dev, 0); - - hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev, - dev_name(dev->dev)); - if (!hcd) - goto err_dev_disable; - ohcidev = hcd_to_ssb_ohci(hcd); - ohcidev->enable_flags = flags; - - tmp = ssb_read32(dev, SSB_ADMATCH0); - hcd->rsrc_start = ssb_admatch_base(tmp); - hcd->rsrc_len = ssb_admatch_size(tmp); - hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); - if (!hcd->regs) - goto err_put_hcd; - err = usb_add_hcd(hcd, dev->irq, IRQF_SHARED); - if (err) - goto err_iounmap; - - ssb_set_drvdata(dev, hcd); - - return err; - -err_iounmap: - iounmap(hcd->regs); -err_put_hcd: - usb_put_hcd(hcd); -err_dev_disable: - ssb_device_disable(dev, flags); - return err; -} - -static int ssb_ohci_probe(struct ssb_device *dev, - const struct ssb_device_id *id) -{ - int err; - u16 chipid_top; - - /* USBcores are only connected on embedded devices. */ - chipid_top = (dev->bus->chip_id & 0xFF00); - if (chipid_top != 0x4700 && chipid_top != 0x5300) - return -ENODEV; - - /* TODO: Probably need checks here; is the core connected? */ - - if (usb_disabled()) - return -ENODEV; - - /* We currently always attach SSB_DEV_USB11_HOSTDEV - * as HOST OHCI. If we want to attach it as Client device, - * we must branch here and call into the (yet to - * be written) Client mode driver. Same for remove(). */ - - err = ssb_ohci_attach(dev); - - return err; -} - -static void ssb_ohci_remove(struct ssb_device *dev) -{ - ssb_ohci_detach(dev); -} - -#ifdef CONFIG_PM - -static int ssb_ohci_suspend(struct ssb_device *dev, pm_message_t state) -{ - ssb_device_disable(dev, 0); - - return 0; -} - -static int ssb_ohci_resume(struct ssb_device *dev) -{ - struct usb_hcd *hcd = ssb_get_drvdata(dev); - struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); - - ssb_device_enable(dev, ohcidev->enable_flags); - - ohci_finish_controller_resume(hcd); - return 0; -} - -#else /* !CONFIG_PM */ -#define ssb_ohci_suspend NULL -#define ssb_ohci_resume NULL -#endif /* CONFIG_PM */ - -static const struct ssb_device_id ssb_ohci_table[] = { - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), - SSB_DEVTABLE_END -}; -MODULE_DEVICE_TABLE(ssb, ssb_ohci_table); - -static struct ssb_driver ssb_ohci_driver = { - .name = KBUILD_MODNAME, - .id_table = ssb_ohci_table, - .probe = ssb_ohci_probe, - .remove = ssb_ohci_remove, - .suspend = ssb_ohci_suspend, - .resume = ssb_ohci_resume, -}; diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c index 3b38030b02a8..77a52256eb34 100644 --- a/drivers/usb/host/oxu210hp-hcd.c +++ b/drivers/usb/host/oxu210hp-hcd.c @@ -2991,8 +2991,9 @@ static int oxu_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) /* shouldn't happen often, but ... * FIXME kill those tds' urbs */ - err("can't reschedule qh %p, err %d", - qh, status); + dev_err(hcd->self.controller, + "can't reschedule qh %p, err %d\n", qh, + status); } return status; } diff --git a/drivers/usb/host/ssb-hcd.c b/drivers/usb/host/ssb-hcd.c new file mode 100644 index 000000000000..c2e73433b306 --- /dev/null +++ b/drivers/usb/host/ssb-hcd.c @@ -0,0 +1,279 @@ +/* + * Sonics Silicon Backplane + * Broadcom USB-core driver (SSB bus glue) + * + * Copyright 2011-2012 Hauke Mehrtens <hauke@hauke-m.de> + * + * Based on ssb-ohci driver + * Copyright 2007 Michael Buesch <m@bues.ch> + * + * Derived from the OHCI-PCI driver + * Copyright 1999 Roman Weissgaerber + * Copyright 2000-2002 David Brownell + * Copyright 1999 Linus Torvalds + * Copyright 1999 Gregory P. Smith + * + * Derived from the USBcore related parts of Broadcom-SB + * Copyright 2005-2011 Broadcom Corporation + * + * Licensed under the GNU/GPL. See COPYING for details. + */ +#include <linux/ssb/ssb.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/usb/ehci_pdriver.h> +#include <linux/usb/ohci_pdriver.h> + +MODULE_AUTHOR("Hauke Mehrtens"); +MODULE_DESCRIPTION("Common USB driver for SSB Bus"); +MODULE_LICENSE("GPL"); + +#define SSB_HCD_TMSLOW_HOSTMODE (1 << 29) + +struct ssb_hcd_device { + struct platform_device *ehci_dev; + struct platform_device *ohci_dev; + + u32 enable_flags; +}; + +static void __devinit ssb_hcd_5354wa(struct ssb_device *dev) +{ +#ifdef CONFIG_SSB_DRIVER_MIPS + /* Work around for 5354 failures */ + if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { + /* Change syn01 reg */ + ssb_write32(dev, 0x894, 0x00fe00fe); + + /* Change syn03 reg */ + ssb_write32(dev, 0x89c, ssb_read32(dev, 0x89c) | 0x1); + } +#endif +} + +static void __devinit ssb_hcd_usb20wa(struct ssb_device *dev) +{ + if (dev->id.coreid == SSB_DEV_USB20_HOST) { + /* + * USB 2.0 special considerations: + * + * In addition to the standard SSB reset sequence, the Host + * Control Register must be programmed to bring the USB core + * and various phy components out of reset. + */ + ssb_write32(dev, 0x200, 0x7ff); + + /* Change Flush control reg */ + ssb_write32(dev, 0x400, ssb_read32(dev, 0x400) & ~8); + ssb_read32(dev, 0x400); + + /* Change Shim control reg */ + ssb_write32(dev, 0x304, ssb_read32(dev, 0x304) & ~0x100); + ssb_read32(dev, 0x304); + + udelay(1); + + ssb_hcd_5354wa(dev); + } +} + +/* based on arch/mips/brcm-boards/bcm947xx/pcibios.c */ +static u32 __devinit ssb_hcd_init_chip(struct ssb_device *dev) +{ + u32 flags = 0; + + if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) + /* Put the device into host-mode. */ + flags |= SSB_HCD_TMSLOW_HOSTMODE; + + ssb_device_enable(dev, flags); + + ssb_hcd_usb20wa(dev); + + return flags; +} + +static const struct usb_ehci_pdata ehci_pdata = { +}; + +static const struct usb_ohci_pdata ohci_pdata = { +}; + +static struct platform_device * __devinit +ssb_hcd_create_pdev(struct ssb_device *dev, bool ohci, u32 addr, u32 len) +{ + struct platform_device *hci_dev; + struct resource hci_res[2]; + int ret = -ENOMEM; + + memset(hci_res, 0, sizeof(hci_res)); + + hci_res[0].start = addr; + hci_res[0].end = hci_res[0].start + len - 1; + hci_res[0].flags = IORESOURCE_MEM; + + hci_res[1].start = dev->irq; + hci_res[1].flags = IORESOURCE_IRQ; + + hci_dev = platform_device_alloc(ohci ? "ohci-platform" : + "ehci-platform" , 0); + if (!hci_dev) + return NULL; + + hci_dev->dev.parent = dev->dev; + hci_dev->dev.dma_mask = &hci_dev->dev.coherent_dma_mask; + + ret = platform_device_add_resources(hci_dev, hci_res, + ARRAY_SIZE(hci_res)); + if (ret) + goto err_alloc; + if (ohci) + ret = platform_device_add_data(hci_dev, &ohci_pdata, + sizeof(ohci_pdata)); + else + ret = platform_device_add_data(hci_dev, &ehci_pdata, + sizeof(ehci_pdata)); + if (ret) + goto err_alloc; + ret = platform_device_add(hci_dev); + if (ret) + goto err_alloc; + + return hci_dev; + +err_alloc: + platform_device_put(hci_dev); + return ERR_PTR(ret); +} + +static int __devinit ssb_hcd_probe(struct ssb_device *dev, + const struct ssb_device_id *id) +{ + int err, tmp; + int start, len; + u16 chipid_top; + u16 coreid = dev->id.coreid; + struct ssb_hcd_device *usb_dev; + + /* USBcores are only connected on embedded devices. */ + chipid_top = (dev->bus->chip_id & 0xFF00); + if (chipid_top != 0x4700 && chipid_top != 0x5300) + return -ENODEV; + + /* TODO: Probably need checks here; is the core connected? */ + + if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || + dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) + return -EOPNOTSUPP; + + usb_dev = kzalloc(sizeof(struct ssb_hcd_device), GFP_KERNEL); + if (!usb_dev) + return -ENOMEM; + + /* We currently always attach SSB_DEV_USB11_HOSTDEV + * as HOST OHCI. If we want to attach it as Client device, + * we must branch here and call into the (yet to + * be written) Client mode driver. Same for remove(). */ + usb_dev->enable_flags = ssb_hcd_init_chip(dev); + + tmp = ssb_read32(dev, SSB_ADMATCH0); + + start = ssb_admatch_base(tmp); + len = (coreid == SSB_DEV_USB20_HOST) ? 0x800 : ssb_admatch_size(tmp); + usb_dev->ohci_dev = ssb_hcd_create_pdev(dev, true, start, len); + if (IS_ERR(usb_dev->ohci_dev)) { + err = PTR_ERR(usb_dev->ohci_dev); + goto err_free_usb_dev; + } + + if (coreid == SSB_DEV_USB20_HOST) { + start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */ + usb_dev->ehci_dev = ssb_hcd_create_pdev(dev, false, start, len); + if (IS_ERR(usb_dev->ehci_dev)) { + err = PTR_ERR(usb_dev->ehci_dev); + goto err_unregister_ohci_dev; + } + } + + ssb_set_drvdata(dev, usb_dev); + return 0; + +err_unregister_ohci_dev: + platform_device_unregister(usb_dev->ohci_dev); +err_free_usb_dev: + kfree(usb_dev); + return err; +} + +static void __devexit ssb_hcd_remove(struct ssb_device *dev) +{ + struct ssb_hcd_device *usb_dev = ssb_get_drvdata(dev); + struct platform_device *ohci_dev = usb_dev->ohci_dev; + struct platform_device *ehci_dev = usb_dev->ehci_dev; + + if (ohci_dev) + platform_device_unregister(ohci_dev); + if (ehci_dev) + platform_device_unregister(ehci_dev); + + ssb_device_disable(dev, 0); +} + +static void __devexit ssb_hcd_shutdown(struct ssb_device *dev) +{ + ssb_device_disable(dev, 0); +} + +#ifdef CONFIG_PM + +static int ssb_hcd_suspend(struct ssb_device *dev, pm_message_t state) +{ + ssb_device_disable(dev, 0); + + return 0; +} + +static int ssb_hcd_resume(struct ssb_device *dev) +{ + struct ssb_hcd_device *usb_dev = ssb_get_drvdata(dev); + + ssb_device_enable(dev, usb_dev->enable_flags); + + return 0; +} + +#else /* !CONFIG_PM */ +#define ssb_hcd_suspend NULL +#define ssb_hcd_resume NULL +#endif /* CONFIG_PM */ + +static const struct ssb_device_id ssb_hcd_table[] __devinitconst = { + SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), + SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), + SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), + SSB_DEVTABLE_END +}; +MODULE_DEVICE_TABLE(ssb, ssb_hcd_table); + +static struct ssb_driver ssb_hcd_driver = { + .name = KBUILD_MODNAME, + .id_table = ssb_hcd_table, + .probe = ssb_hcd_probe, + .remove = __devexit_p(ssb_hcd_remove), + .shutdown = ssb_hcd_shutdown, + .suspend = ssb_hcd_suspend, + .resume = ssb_hcd_resume, +}; + +static int __init ssb_hcd_init(void) +{ + return ssb_driver_register(&ssb_hcd_driver); +} +module_init(ssb_hcd_init); + +static void __exit ssb_hcd_exit(void) +{ + ssb_driver_unregister(&ssb_hcd_driver); +} +module_exit(ssb_hcd_exit); diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c index da97dcec1f32..d65984dee751 100644 --- a/drivers/usb/misc/emi26.c +++ b/drivers/usb/misc/emi26.c @@ -78,18 +78,14 @@ static int emi26_load_firmware (struct usb_device *dev) const struct firmware *bitstream_fw = NULL; const struct firmware *firmware_fw = NULL; const struct ihex_binrec *rec; - int err; + int err = -ENOMEM; int i; __u32 addr; /* Address to write */ __u8 *buf; buf = kmalloc(FW_LOAD_SIZE, GFP_KERNEL); - if (!buf) { - dev_err(&dev->dev, "%s - error loading firmware: error = %d\n", - __func__, -ENOMEM); - err = -ENOMEM; + if (!buf) goto wraperr; - } err = request_ihex_firmware(&loader_fw, "emi26/loader.fw", &dev->dev); if (err) @@ -111,11 +107,8 @@ static int emi26_load_firmware (struct usb_device *dev) /* Assert reset (stop the CPU in the EMI) */ err = emi26_set_reset(dev,1); - if (err < 0) { - dev_err(&dev->dev,"%s - error loading firmware: error = %d\n", - __func__, err); + if (err < 0) goto wraperr; - } rec = (const struct ihex_binrec *)loader_fw->data; /* 1. We need to put the loader for the FPGA into the EZ-USB */ @@ -123,19 +116,15 @@ static int emi26_load_firmware (struct usb_device *dev) err = emi26_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_INTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } rec = ihex_next_binrec(rec); } /* De-assert reset (let the CPU run) */ err = emi26_set_reset(dev,0); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } msleep(250); /* let device settle */ /* 2. We upload the FPGA firmware into the EMI @@ -153,18 +142,14 @@ static int emi26_load_firmware (struct usb_device *dev) rec = ihex_next_binrec(rec); } err = emi26_writememory(dev, addr, buf, i, ANCHOR_LOAD_FPGA); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } while (rec); /* Assert reset (stop the CPU in the EMI) */ err = emi26_set_reset(dev,1); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } /* 3. We need to put the loader for the firmware into the EZ-USB (again...) */ for (rec = (const struct ihex_binrec *)loader_fw->data; @@ -172,19 +157,15 @@ static int emi26_load_firmware (struct usb_device *dev) err = emi26_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_INTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } msleep(250); /* let device settle */ /* De-assert reset (let the CPU run) */ err = emi26_set_reset(dev,0); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } /* 4. We put the part of the firmware that lies in the external RAM into the EZ-USB */ @@ -194,19 +175,15 @@ static int emi26_load_firmware (struct usb_device *dev) err = emi26_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_EXTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } } - + /* Assert reset (stop the CPU in the EMI) */ err = emi26_set_reset(dev,1); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } for (rec = (const struct ihex_binrec *)firmware_fw->data; rec; rec = ihex_next_binrec(rec)) { @@ -214,19 +191,15 @@ static int emi26_load_firmware (struct usb_device *dev) err = emi26_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_INTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } } /* De-assert reset (let the CPU run) */ err = emi26_set_reset(dev,0); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } msleep(250); /* let device settle */ /* return 1 to fail the driver inialization @@ -234,6 +207,10 @@ static int emi26_load_firmware (struct usb_device *dev) err = 1; wraperr: + if (err < 0) + dev_err(&dev->dev,"%s - error loading firmware: error = %d\n", + __func__, err); + release_firmware(loader_fw); release_firmware(bitstream_fw); release_firmware(firmware_fw); diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c index 4e0f167a6c4e..ff08015b230c 100644 --- a/drivers/usb/misc/emi62.c +++ b/drivers/usb/misc/emi62.c @@ -56,7 +56,7 @@ static int emi62_writememory(struct usb_device *dev, int address, unsigned char *buffer = kmemdup(data, length, GFP_KERNEL); if (!buffer) { - err("emi62: kmalloc(%d) failed.", length); + dev_err(&dev->dev, "kmalloc(%d) failed.\n", length); return -ENOMEM; } /* Note: usb_control_msg returns negative value on error or length of the @@ -73,9 +73,8 @@ static int emi62_set_reset (struct usb_device *dev, unsigned char reset_bit) dev_info(&dev->dev, "%s - %d\n", __func__, reset_bit); response = emi62_writememory (dev, CPUCS_REG, &reset_bit, 1, 0xa0); - if (response < 0) { - err("emi62: set_reset (%d) failed", reset_bit); - } + if (response < 0) + dev_err(&dev->dev, "set_reset (%d) failed\n", reset_bit); return response; } @@ -87,18 +86,15 @@ static int emi62_load_firmware (struct usb_device *dev) const struct firmware *bitstream_fw = NULL; const struct firmware *firmware_fw = NULL; const struct ihex_binrec *rec; - int err; + int err = -ENOMEM; int i; __u32 addr; /* Address to write */ __u8 *buf; dev_dbg(&dev->dev, "load_firmware\n"); buf = kmalloc(FW_LOAD_SIZE, GFP_KERNEL); - if (!buf) { - err( "%s - error loading firmware: error = %d", __func__, -ENOMEM); - err = -ENOMEM; + if (!buf) goto wraperr; - } err = request_ihex_firmware(&loader_fw, "emi62/loader.fw", &dev->dev); if (err) @@ -112,16 +108,13 @@ static int emi62_load_firmware (struct usb_device *dev) err = request_ihex_firmware(&firmware_fw, FIRMWARE_FW, &dev->dev); if (err) { nofw: - err( "%s - request_firmware() failed", __func__); goto wraperr; } /* Assert reset (stop the CPU in the EMI) */ err = emi62_set_reset(dev,1); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } rec = (const struct ihex_binrec *)loader_fw->data; @@ -130,19 +123,15 @@ static int emi62_load_firmware (struct usb_device *dev) err = emi62_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_INTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } rec = ihex_next_binrec(rec); } /* De-assert reset (let the CPU run) */ err = emi62_set_reset(dev,0); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } msleep(250); /* let device settle */ /* 2. We upload the FPGA firmware into the EMI @@ -160,18 +149,14 @@ static int emi62_load_firmware (struct usb_device *dev) rec = ihex_next_binrec(rec); } err = emi62_writememory(dev, addr, buf, i, ANCHOR_LOAD_FPGA); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } while (rec); /* Assert reset (stop the CPU in the EMI) */ err = emi62_set_reset(dev,1); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } /* 3. We need to put the loader for the firmware into the EZ-USB (again...) */ for (rec = (const struct ihex_binrec *)loader_fw->data; @@ -179,18 +164,14 @@ static int emi62_load_firmware (struct usb_device *dev) err = emi62_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_INTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } /* De-assert reset (let the CPU run) */ err = emi62_set_reset(dev,0); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } msleep(250); /* let device settle */ /* 4. We put the part of the firmware that lies in the external RAM into the EZ-USB */ @@ -201,19 +182,15 @@ static int emi62_load_firmware (struct usb_device *dev) err = emi62_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_EXTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } } /* Assert reset (stop the CPU in the EMI) */ err = emi62_set_reset(dev,1); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } for (rec = (const struct ihex_binrec *)firmware_fw->data; rec; rec = ihex_next_binrec(rec)) { @@ -221,19 +198,15 @@ static int emi62_load_firmware (struct usb_device *dev) err = emi62_writememory(dev, be32_to_cpu(rec->addr), rec->data, be16_to_cpu(rec->len), ANCHOR_LOAD_EXTERNAL); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } } } /* De-assert reset (let the CPU run) */ err = emi62_set_reset(dev,0); - if (err < 0) { - err("%s - error loading firmware: error = %d", __func__, err); + if (err < 0) goto wraperr; - } msleep(250); /* let device settle */ release_firmware(loader_fw); @@ -247,6 +220,9 @@ static int emi62_load_firmware (struct usb_device *dev) return 1; wraperr: + if (err < 0) + dev_err(&dev->dev,"%s - error loading firmware: error = %d\n", + __func__, err); release_firmware(loader_fw); release_firmware(bitstream_fw); release_firmware(firmware_fw); diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c index 0dee24698504..c00fcd74d39d 100644 --- a/drivers/usb/misc/idmouse.c +++ b/drivers/usb/misc/idmouse.c @@ -366,14 +366,14 @@ static int idmouse_probe(struct usb_interface *interface, kmalloc(IMGSIZE + dev->bulk_in_size, GFP_KERNEL); if (!dev->bulk_in_buffer) { - err("Unable to allocate input buffer."); + dev_err(&interface->dev, "Unable to allocate input buffer.\n"); idmouse_delete(dev); return -ENOMEM; } } if (!(dev->bulk_in_endpointAddr)) { - err("Unable to find bulk-in endpoint."); + dev_err(&interface->dev, "Unable to find bulk-in endpoint.\n"); idmouse_delete(dev); return -ENODEV; } @@ -385,7 +385,7 @@ static int idmouse_probe(struct usb_interface *interface, result = usb_register_dev(interface, &idmouse_class); if (result) { /* something prevented us from registering this device */ - err("Unble to allocate minor number."); + dev_err(&interface->dev, "Unble to allocate minor number.\n"); usb_set_intfdata(interface, NULL); idmouse_delete(dev); return result; diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c index 4fd0dc835ae5..db46143c67a6 100644 --- a/drivers/usb/misc/iowarrior.c +++ b/drivers/usb/misc/iowarrior.c @@ -610,8 +610,8 @@ static int iowarrior_open(struct inode *inode, struct file *file) interface = usb_find_interface(&iowarrior_driver, subminor); if (!interface) { mutex_unlock(&iowarrior_mutex); - err("%s - error, can't find device for minor %d", __func__, - subminor); + printk(KERN_ERR "%s - error, can't find device for minor %d\n", + __func__, subminor); return -ENODEV; } diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c index 5db4ab52061e..ac762299eaa8 100644 --- a/drivers/usb/misc/ldusb.c +++ b/drivers/usb/misc/ldusb.c @@ -334,8 +334,8 @@ static int ld_usb_open(struct inode *inode, struct file *file) interface = usb_find_interface(&ld_usb_driver, subminor); if (!interface) { - err("%s - error, can't find device for minor %d\n", - __func__, subminor); + printk(KERN_ERR "%s - error, can't find device for minor %d\n", + __func__, subminor); return -ENODEV; } @@ -485,7 +485,7 @@ static ssize_t ld_usb_read(struct file *file, char __user *buffer, size_t count, /* verify that the device wasn't unplugged */ if (dev->intf == NULL) { retval = -ENODEV; - err("No device or device unplugged %d\n", retval); + printk(KERN_ERR "ldusb: No device or device unplugged %d\n", retval); goto unlock_exit; } @@ -565,7 +565,7 @@ static ssize_t ld_usb_write(struct file *file, const char __user *buffer, /* verify that the device wasn't unplugged */ if (dev->intf == NULL) { retval = -ENODEV; - err("No device or device unplugged %d\n", retval); + printk(KERN_ERR "ldusb: No device or device unplugged %d\n", retval); goto unlock_exit; } @@ -603,7 +603,9 @@ static ssize_t ld_usb_write(struct file *file, const char __user *buffer, bytes_to_write, USB_CTRL_SET_TIMEOUT * HZ); if (retval < 0) - err("Couldn't submit HID_REQ_SET_REPORT %d\n", retval); + dev_err(&dev->intf->dev, + "Couldn't submit HID_REQ_SET_REPORT %d\n", + retval); goto unlock_exit; } @@ -624,7 +626,8 @@ static ssize_t ld_usb_write(struct file *file, const char __user *buffer, retval = usb_submit_urb(dev->interrupt_out_urb, GFP_KERNEL); if (retval) { dev->interrupt_out_busy = 0; - err("Couldn't submit interrupt_out_urb %d\n", retval); + dev_err(&dev->intf->dev, + "Couldn't submit interrupt_out_urb %d\n", retval); goto unlock_exit; } retval = bytes_to_write; diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c index 575222042767..a2702cbfe804 100644 --- a/drivers/usb/misc/legousbtower.c +++ b/drivers/usb/misc/legousbtower.c @@ -354,8 +354,8 @@ static int tower_open (struct inode *inode, struct file *file) interface = usb_find_interface (&tower_driver, subminor); if (!interface) { - err ("%s - error, can't find device for minor %d", - __func__, subminor); + printk(KERN_ERR "%s - error, can't find device for minor %d\n", + __func__, subminor); retval = -ENODEV; goto exit; } @@ -397,7 +397,8 @@ static int tower_open (struct inode *inode, struct file *file) sizeof(reset_reply), 1000); if (result < 0) { - err("LEGO USB Tower reset control request failed"); + dev_err(&dev->udev->dev, + "LEGO USB Tower reset control request failed\n"); retval = result; goto unlock_exit; } @@ -420,7 +421,8 @@ static int tower_open (struct inode *inode, struct file *file) retval = usb_submit_urb (dev->interrupt_in_urb, GFP_KERNEL); if (retval) { - err("Couldn't submit interrupt_in_urb %d", retval); + dev_err(&dev->udev->dev, + "Couldn't submit interrupt_in_urb %d\n", retval); dev->interrupt_in_running = 0; dev->open_count = 0; goto unlock_exit; @@ -608,7 +610,7 @@ static ssize_t tower_read (struct file *file, char __user *buffer, size_t count, /* verify that the device wasn't unplugged */ if (dev->udev == NULL) { retval = -ENODEV; - err("No device or device unplugged %d", retval); + printk(KERN_ERR "legousbtower: No device or device unplugged %d\n", retval); goto unlock_exit; } @@ -697,7 +699,7 @@ static ssize_t tower_write (struct file *file, const char __user *buffer, size_t /* verify that the device wasn't unplugged */ if (dev->udev == NULL) { retval = -ENODEV; - err("No device or device unplugged %d", retval); + printk(KERN_ERR "legousbtower: No device or device unplugged %d\n", retval); goto unlock_exit; } @@ -744,7 +746,8 @@ static ssize_t tower_write (struct file *file, const char __user *buffer, size_t retval = usb_submit_urb (dev->interrupt_out_urb, GFP_KERNEL); if (retval) { dev->interrupt_out_busy = 0; - err("Couldn't submit interrupt_out_urb %d", retval); + dev_err(&dev->udev->dev, + "Couldn't submit interrupt_out_urb %d\n", retval); goto unlock_exit; } retval = bytes_to_write; @@ -803,9 +806,10 @@ resubmit: /* resubmit if we're still running */ if (dev->interrupt_in_running && dev->udev) { retval = usb_submit_urb (dev->interrupt_in_urb, GFP_ATOMIC); - if (retval) { - err("%s: usb_submit_urb failed (%d)", __func__, retval); - } + if (retval) + dev_err(&dev->udev->dev, + "%s: usb_submit_urb failed (%d)\n", + __func__, retval); } exit: @@ -852,6 +856,7 @@ static void tower_interrupt_out_callback (struct urb *urb) */ static int tower_probe (struct usb_interface *interface, const struct usb_device_id *id) { + struct device *idev = &interface->dev; struct usb_device *udev = interface_to_usbdev(interface); struct lego_usb_tower *dev = NULL; struct usb_host_interface *iface_desc; @@ -871,7 +876,7 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device dev = kmalloc (sizeof(struct lego_usb_tower), GFP_KERNEL); if (dev == NULL) { - err ("Out of memory"); + dev_err(idev, "Out of memory\n"); goto exit; } @@ -915,37 +920,37 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device } } if(dev->interrupt_in_endpoint == NULL) { - err("interrupt in endpoint not found"); + dev_err(idev, "interrupt in endpoint not found\n"); goto error; } if (dev->interrupt_out_endpoint == NULL) { - err("interrupt out endpoint not found"); + dev_err(idev, "interrupt out endpoint not found\n"); goto error; } dev->read_buffer = kmalloc (read_buffer_size, GFP_KERNEL); if (!dev->read_buffer) { - err("Couldn't allocate read_buffer"); + dev_err(idev, "Couldn't allocate read_buffer\n"); goto error; } dev->interrupt_in_buffer = kmalloc (usb_endpoint_maxp(dev->interrupt_in_endpoint), GFP_KERNEL); if (!dev->interrupt_in_buffer) { - err("Couldn't allocate interrupt_in_buffer"); + dev_err(idev, "Couldn't allocate interrupt_in_buffer\n"); goto error; } dev->interrupt_in_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->interrupt_in_urb) { - err("Couldn't allocate interrupt_in_urb"); + dev_err(idev, "Couldn't allocate interrupt_in_urb\n"); goto error; } dev->interrupt_out_buffer = kmalloc (write_buffer_size, GFP_KERNEL); if (!dev->interrupt_out_buffer) { - err("Couldn't allocate interrupt_out_buffer"); + dev_err(idev, "Couldn't allocate interrupt_out_buffer\n"); goto error; } dev->interrupt_out_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->interrupt_out_urb) { - err("Couldn't allocate interrupt_out_urb"); + dev_err(idev, "Couldn't allocate interrupt_out_urb\n"); goto error; } dev->interrupt_in_interval = interrupt_in_interval ? interrupt_in_interval : dev->interrupt_in_endpoint->bInterval; @@ -958,7 +963,7 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device if (retval) { /* something prevented us from registering this driver */ - err ("Not able to get a minor for this device."); + dev_err(idev, "Not able to get a minor for this device.\n"); usb_set_intfdata (interface, NULL); goto error; } @@ -980,7 +985,7 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device sizeof(get_version_reply), 1000); if (result < 0) { - err("LEGO USB Tower get version control request failed"); + dev_err(idev, "LEGO USB Tower get version control request failed\n"); retval = result; goto error; } diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c index 487a8ce0775e..cb55dc5330df 100644 --- a/drivers/usb/misc/rio500.c +++ b/drivers/usb/misc/rio500.c @@ -171,7 +171,9 @@ static long ioctl_rio(struct file *file, unsigned int cmd, unsigned long arg) if (result == -ETIMEDOUT) retries--; else if (result < 0) { - err("Error executing ioctrl. code = %d", result); + dev_err(&rio->rio_dev->dev, + "Error executing ioctrl. code = %d\n", + result); retries = 0; } else { dbg("Executed ioctl. Result = %d (data=%02x)", @@ -238,7 +240,9 @@ static long ioctl_rio(struct file *file, unsigned int cmd, unsigned long arg) if (result == -ETIMEDOUT) retries--; else if (result < 0) { - err("Error executing ioctrl. code = %d", result); + dev_err(&rio->rio_dev->dev, + "Error executing ioctrl. code = %d\n", + result); retries = 0; } else { dbg("Executed ioctl. Result = %d", result); @@ -332,7 +336,8 @@ write_rio(struct file *file, const char __user *buffer, break; }; if (result) { - err("Write Whoops - %x", result); + dev_err(&rio->rio_dev->dev, "Write Whoops - %x\n", + result); errn = -EIO; goto error; } @@ -401,7 +406,8 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos) } else if (result == -ETIMEDOUT || result == 15) { /* FIXME: 15 ??? */ if (!maxretry--) { mutex_unlock(&(rio->lock)); - err("read_rio: maxretry timeout"); + dev_err(&rio->rio_dev->dev, + "read_rio: maxretry timeout\n"); return -ETIME; } prepare_to_wait(&rio->wait_q, &wait, TASK_INTERRUPTIBLE); @@ -410,8 +416,9 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos) continue; } else if (result != -EREMOTEIO) { mutex_unlock(&(rio->lock)); - err("Read Whoops - result:%u partial:%u this_read:%u", - result, partial, this_read); + dev_err(&rio->rio_dev->dev, + "Read Whoops - result:%u partial:%u this_read:%u\n", + result, partial, this_read); return -EIO; } else { mutex_unlock(&(rio->lock)); @@ -459,21 +466,24 @@ static int probe_rio(struct usb_interface *intf, retval = usb_register_dev(intf, &usb_rio_class); if (retval) { - err("Not able to get a minor for this device."); + dev_err(&dev->dev, + "Not able to get a minor for this device.\n"); return -ENOMEM; } rio->rio_dev = dev; if (!(rio->obuf = kmalloc(OBUF_SIZE, GFP_KERNEL))) { - err("probe_rio: Not enough memory for the output buffer"); + dev_err(&dev->dev, + "probe_rio: Not enough memory for the output buffer\n"); usb_deregister_dev(intf, &usb_rio_class); return -ENOMEM; } dbg("probe_rio: obuf address:%p", rio->obuf); if (!(rio->ibuf = kmalloc(IBUF_SIZE, GFP_KERNEL))) { - err("probe_rio: Not enough memory for the input buffer"); + dev_err(&dev->dev, + "probe_rio: Not enough memory for the input buffer\n"); usb_deregister_dev(intf, &usb_rio_class); kfree(rio->obuf); return -ENOMEM; diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c index e2b4bd31c2b6..c4ef9a1d5efd 100644 --- a/drivers/usb/misc/usblcd.c +++ b/drivers/usb/misc/usblcd.c @@ -87,8 +87,8 @@ static int lcd_open(struct inode *inode, struct file *file) interface = usb_find_interface(&lcd_driver, subminor); if (!interface) { mutex_unlock(&lcd_mutex); - err("USBLCD: %s - error, can't find device for minor %d", - __func__, subminor); + printk(KERN_ERR "USBLCD: %s - error, can't find device for minor %d\n", + __func__, subminor); return -ENODEV; } @@ -268,8 +268,9 @@ static ssize_t lcd_write(struct file *file, const char __user * user_buffer, /* send the data out the bulk port */ retval = usb_submit_urb(urb, GFP_KERNEL); if (retval) { - err("USBLCD: %s - failed submitting write urb, error %d", - __func__, retval); + dev_err(&dev->udev->dev, + "%s - failed submitting write urb, error %d\n", + __func__, retval); goto error_unanchor; } @@ -322,7 +323,7 @@ static int lcd_probe(struct usb_interface *interface, /* allocate memory for our device state and initialize it */ dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (dev == NULL) { - err("Out of memory"); + dev_err(&interface->dev, "Out of memory\n"); goto error; } kref_init(&dev->kref); @@ -352,7 +353,8 @@ static int lcd_probe(struct usb_interface *interface, dev->bulk_in_endpointAddr = endpoint->bEndpointAddress; dev->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL); if (!dev->bulk_in_buffer) { - err("Could not allocate bulk_in_buffer"); + dev_err(&interface->dev, + "Could not allocate bulk_in_buffer\n"); goto error; } } @@ -364,7 +366,8 @@ static int lcd_probe(struct usb_interface *interface, } } if (!(dev->bulk_in_endpointAddr && dev->bulk_out_endpointAddr)) { - err("Could not find both bulk-in and bulk-out endpoints"); + dev_err(&interface->dev, + "Could not find both bulk-in and bulk-out endpoints\n"); goto error; } @@ -375,7 +378,8 @@ static int lcd_probe(struct usb_interface *interface, retval = usb_register_dev(interface, &lcd_class); if (retval) { /* something prevented us from registering this driver */ - err("Not able to get a minor for this device."); + dev_err(&interface->dev, + "Not able to get a minor for this device.\n"); usb_set_intfdata(interface, NULL); goto error; } diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c index 8b1d94a76914..7f64147ea229 100644 --- a/drivers/usb/misc/uss720.c +++ b/drivers/usb/misc/uss720.c @@ -118,7 +118,8 @@ static void async_complete(struct urb *urb) priv = rq->priv; pp = priv->pp; if (status) { - err("async_complete: urb error %d", status); + dev_err(&urb->dev->dev, "async_complete: urb error %d\n", + status); } else if (rq->dr.bRequest == 3) { memcpy(priv->reg, rq->reg, sizeof(priv->reg)); #if 0 @@ -151,7 +152,7 @@ static struct uss720_async_request *submit_async_request(struct parport_uss720_p return NULL; rq = kmalloc(sizeof(struct uss720_async_request), mem_flags); if (!rq) { - err("submit_async_request out of memory"); + dev_err(&usbdev->dev, "submit_async_request out of memory\n"); return NULL; } kref_init(&rq->ref_count); @@ -162,7 +163,7 @@ static struct uss720_async_request *submit_async_request(struct parport_uss720_p rq->urb = usb_alloc_urb(0, mem_flags); if (!rq->urb) { kref_put(&rq->ref_count, destroy_async); - err("submit_async_request out of memory"); + dev_err(&usbdev->dev, "submit_async_request out of memory\n"); return NULL; } rq->dr.bRequestType = requesttype; @@ -182,7 +183,7 @@ static struct uss720_async_request *submit_async_request(struct parport_uss720_p if (!ret) return rq; destroy_async(&rq->ref_count); - err("submit_async_request submit_urb failed with %d", ret); + dev_err(&usbdev->dev, "submit_async_request submit_urb failed with %d\n", ret); return NULL; } @@ -217,7 +218,8 @@ static int get_1284_register(struct parport *pp, unsigned char reg, unsigned cha priv = pp->private_data; rq = submit_async_request(priv, 3, 0xc0, ((unsigned int)reg) << 8, 0, mem_flags); if (!rq) { - err("get_1284_register(%u) failed", (unsigned int)reg); + dev_err(&priv->usbdev->dev, "get_1284_register(%u) failed", + (unsigned int)reg); return -EIO; } if (!val) { @@ -248,7 +250,8 @@ static int set_1284_register(struct parport *pp, unsigned char reg, unsigned cha priv = pp->private_data; rq = submit_async_request(priv, 4, 0x40, (((unsigned int)reg) << 8) | val, 0, mem_flags); if (!rq) { - err("set_1284_register(%u,%u) failed", (unsigned int)reg, (unsigned int)val); + dev_err(&priv->usbdev->dev, "set_1284_register(%u,%u) failed", + (unsigned int)reg, (unsigned int)val); return -EIO; } kref_put(&rq->ref_count, destroy_async); diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c index 70201462e19c..1d8ad4c5b99e 100644 --- a/drivers/usb/misc/yurex.c +++ b/drivers/usb/misc/yurex.c @@ -83,7 +83,8 @@ static void yurex_control_callback(struct urb *urb) int status = urb->status; if (status) { - err("%s - control failed: %d\n", __func__, status); + dev_err(&urb->dev->dev, "%s - control failed: %d\n", + __func__, status); wake_up_interruptible(&dev->waitq); return; } @@ -137,8 +138,9 @@ static void yurex_interrupt(struct urb *urb) case 0: /*success*/ break; case -EOVERFLOW: - err("%s - overflow with length %d, actual length is %d", - __func__, YUREX_BUF_SIZE, dev->urb->actual_length); + dev_err(&dev->interface->dev, + "%s - overflow with length %d, actual length is %d\n", + __func__, YUREX_BUF_SIZE, dev->urb->actual_length); case -ECONNRESET: case -ENOENT: case -ESHUTDOWN: @@ -146,7 +148,8 @@ static void yurex_interrupt(struct urb *urb) /* The device is terminated, clean up */ return; default: - err("%s - unknown status received: %d", __func__, status); + dev_err(&dev->interface->dev, + "%s - unknown status received: %d\n", __func__, status); goto exit; } @@ -179,7 +182,7 @@ static void yurex_interrupt(struct urb *urb) exit: retval = usb_submit_urb(dev->urb, GFP_ATOMIC); if (retval) { - err("%s - usb_submit_urb failed: %d", + dev_err(&dev->interface->dev, "%s - usb_submit_urb failed: %d\n", __func__, retval); } } @@ -196,7 +199,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ /* allocate memory for our device state and initialize it */ dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!dev) { - err("Out of memory"); + dev_err(&interface->dev, "Out of memory\n"); goto error; } kref_init(&dev->kref); @@ -219,7 +222,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ } if (!dev->int_in_endpointAddr) { retval = -ENODEV; - err("Could not find endpoints"); + dev_err(&interface->dev, "Could not find endpoints\n"); goto error; } @@ -227,14 +230,14 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ /* allocate control URB */ dev->cntl_urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->cntl_urb) { - err("Could not allocate control URB"); + dev_err(&interface->dev, "Could not allocate control URB\n"); goto error; } /* allocate buffer for control req */ dev->cntl_req = kmalloc(YUREX_BUF_SIZE, GFP_KERNEL); if (!dev->cntl_req) { - err("Could not allocate cntl_req"); + dev_err(&interface->dev, "Could not allocate cntl_req\n"); goto error; } @@ -243,7 +246,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ GFP_KERNEL, &dev->cntl_urb->transfer_dma); if (!dev->cntl_buffer) { - err("Could not allocate cntl_buffer"); + dev_err(&interface->dev, "Could not allocate cntl_buffer\n"); goto error; } @@ -265,7 +268,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ /* allocate interrupt URB */ dev->urb = usb_alloc_urb(0, GFP_KERNEL); if (!dev->urb) { - err("Could not allocate URB"); + dev_err(&interface->dev, "Could not allocate URB\n"); goto error; } @@ -273,7 +276,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ dev->int_buffer = usb_alloc_coherent(dev->udev, YUREX_BUF_SIZE, GFP_KERNEL, &dev->urb->transfer_dma); if (!dev->int_buffer) { - err("Could not allocate int_buffer"); + dev_err(&interface->dev, "Could not allocate int_buffer\n"); goto error; } @@ -285,7 +288,7 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ dev->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; if (usb_submit_urb(dev->urb, GFP_KERNEL)) { retval = -EIO; - err("Could not submitting URB"); + dev_err(&interface->dev, "Could not submitting URB\n"); goto error; } @@ -295,7 +298,8 @@ static int yurex_probe(struct usb_interface *interface, const struct usb_device_ /* we can register the device now, as it is ready */ retval = usb_register_dev(interface, &yurex_class); if (retval) { - err("Not able to get a minor for this device."); + dev_err(&interface->dev, + "Not able to get a minor for this device.\n"); usb_set_intfdata(interface, NULL); goto error; } @@ -368,8 +372,8 @@ static int yurex_open(struct inode *inode, struct file *file) interface = usb_find_interface(&yurex_driver, subminor); if (!interface) { - err("%s - error, can't find device for minor %d", - __func__, subminor); + printk(KERN_ERR "%s - error, can't find device for minor %d", + __func__, subminor); retval = -ENODEV; goto exit; } @@ -514,7 +518,9 @@ static ssize_t yurex_write(struct file *file, const char *user_buffer, size_t co mutex_unlock(&dev->io_mutex); if (retval < 0) { - err("%s - failed to send bulk msg, error %d", __func__, retval); + dev_err(&dev->interface->dev, + "%s - failed to send bulk msg, error %d\n", + __func__, retval); goto error; } if (set && timeout) diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 1ee6b2ab0f89..b9cca6dcde07 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -113,7 +113,8 @@ static int usb_console_setup(struct console *co, char *options) serial = usb_serial_get_by_index(co->index); if (serial == NULL) { /* no device is connected yet, sorry :( */ - err("No USB device connected to ttyUSB%i", co->index); + printk(KERN_ERR "No USB device connected to ttyUSB%i\n", + co->index); return -ENODEV; } @@ -137,7 +138,7 @@ static int usb_console_setup(struct console *co, char *options) tty = kzalloc(sizeof(*tty), GFP_KERNEL); if (!tty) { retval = -ENOMEM; - err("no more memory"); + dev_err(&port->dev, "no more memory\n"); goto reset_open_count; } kref_init(&tty->kref); @@ -146,7 +147,7 @@ static int usb_console_setup(struct console *co, char *options) tty->index = co->index; if (tty_init_termios(tty)) { retval = -ENOMEM; - err("no more memory"); + dev_err(&port->dev, "no more memory\n"); goto free_tty; } } @@ -159,7 +160,7 @@ static int usb_console_setup(struct console *co, char *options) retval = usb_serial_generic_open(NULL, port); if (retval) { - err("could not open USB console port"); + dev_err(&port->dev, "could not open USB console port\n"); goto fail; } diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index 40a95a7fe383..5e4b47194819 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -547,6 +547,7 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout, { int baud_rate; struct tty_struct *tty = tty_port_tty_get(&port->port->port); + struct usb_serial *serial = port->port->serial; wait_queue_t wait; unsigned long flags; @@ -561,7 +562,7 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout, set_current_state(TASK_INTERRUPTIBLE); if (kfifo_len(&port->write_fifo) == 0 || timeout == 0 || signal_pending(current) - || !usb_get_intfdata(port->port->serial->interface)) + || serial->disconnected) /* disconnect */ break; spin_unlock_irqrestore(&port->ep_lock, flags); @@ -578,7 +579,7 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout, /* wait for data to drain from the device */ timeout += jiffies; while ((long)(jiffies - timeout) < 0 && !signal_pending(current) - && usb_get_intfdata(port->port->serial->interface)) { + && !serial->disconnected) { /* not disconnected */ if (!tx_active(port)) break; @@ -586,7 +587,7 @@ static void chase_port(struct edgeport_port *port, unsigned long timeout, } /* disconnected */ - if (!usb_get_intfdata(port->port->serial->interface)) + if (serial->disconnected) return; /* wait one more character time, based on baud rate */ @@ -2003,8 +2004,8 @@ static void edge_close(struct usb_serial_port *port) { struct edgeport_serial *edge_serial; struct edgeport_port *edge_port; + struct usb_serial *serial = port->serial; int port_number; - int status; dbg("%s - port %d", __func__, port->number); @@ -2028,12 +2029,18 @@ static void edge_close(struct usb_serial_port *port) * send a close port command to it */ dbg("%s - send umpc_close_port", __func__); port_number = port->number - port->serial->minor; - status = send_cmd(port->serial->dev, + + mutex_lock(&serial->disc_mutex); + if (!serial->disconnected) { + send_cmd(serial->dev, UMPC_CLOSE_PORT, (__u8)(UMPM_UART1_PORT + port_number), 0, NULL, 0); + } + mutex_unlock(&serial->disc_mutex); + mutex_lock(&edge_serial->es_lock); --edge_port->edge_serial->num_ports_open; if (edge_port->edge_serial->num_ports_open <= 0) { diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index 10c02b8b5664..61e200ffe6b4 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c @@ -33,7 +33,6 @@ #define DRIVER_AUTHOR "Ganesh Varadarajan <ganesh@veritas.com>" #define DRIVER_DESC "USB PocketPC PDA driver" -static __u16 product, vendor; static bool debug; static int connect_retries = KP_RETRIES; static int initial_wait; @@ -45,8 +44,6 @@ static int ipaq_calc_num_ports(struct usb_serial *serial); static int ipaq_startup(struct usb_serial *serial); static struct usb_device_id ipaq_id_table [] = { - /* The first entry is a placeholder for the insmod-specified device */ - { USB_DEVICE(0x049F, 0x0003) }, { USB_DEVICE(0x0104, 0x00BE) }, /* Socket USB Sync */ { USB_DEVICE(0x03F0, 0x1016) }, /* HP USB Sync */ { USB_DEVICE(0x03F0, 0x1116) }, /* HP USB Sync 1611 */ @@ -623,30 +620,7 @@ static int ipaq_startup(struct usb_serial *serial) return usb_reset_configuration(serial->dev); } -static int __init ipaq_init(void) -{ - int retval; - - if (vendor) { - ipaq_id_table[0].idVendor = vendor; - ipaq_id_table[0].idProduct = product; - } - - retval = usb_serial_register_drivers(&ipaq_driver, serial_drivers); - if (retval == 0) - printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":" - DRIVER_DESC "\n"); - return retval; -} - -static void __exit ipaq_exit(void) -{ - usb_serial_deregister_drivers(&ipaq_driver, serial_drivers); -} - - -module_init(ipaq_init); -module_exit(ipaq_exit); +module_usb_serial_driver(ipaq_driver, serial_drivers); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); @@ -655,12 +629,6 @@ MODULE_LICENSE("GPL"); module_param(debug, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Debug enabled or not"); -module_param(vendor, ushort, 0); -MODULE_PARM_DESC(vendor, "User specified USB idVendor"); - -module_param(product, ushort, 0); -MODULE_PARM_DESC(product, "User specified USB idProduct"); - module_param(connect_retries, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(connect_retries, "Maximum number of connect retries (one second each)"); diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c index 08d16e8c002d..d17c8677a293 100644 --- a/drivers/usb/serial/metro-usb.c +++ b/drivers/usb/serial/metro-usb.c @@ -17,7 +17,6 @@ #include <linux/tty_flip.h> #include <linux/moduleparam.h> #include <linux/spinlock.h> -#include <linux/errno.h> #include <linux/uaccess.h> #include <linux/usb/serial.h> @@ -56,6 +55,47 @@ MODULE_DEVICE_TABLE(usb, id_table); /* Input parameter constants. */ static bool debug; +/* UNI-Directional mode commands for device configure */ +#define UNI_CMD_OPEN 0x80 +#define UNI_CMD_CLOSE 0xFF + +inline int metrousb_is_unidirectional_mode(struct usb_serial_port *port) +{ + __u16 product_id = le16_to_cpu( + port->serial->dev->descriptor.idProduct); + + return product_id == FOCUS_PRODUCT_ID_UNI; +} + +static int metrousb_send_unidirectional_cmd(u8 cmd, struct usb_serial_port *port) +{ + int ret; + int actual_len; + u8 *buffer_cmd = NULL; + + if (!metrousb_is_unidirectional_mode(port)) + return 0; + + buffer_cmd = kzalloc(sizeof(cmd), GFP_KERNEL); + if (!buffer_cmd) + return -ENOMEM; + + *buffer_cmd = cmd; + + ret = usb_interrupt_msg(port->serial->dev, + usb_sndintpipe(port->serial->dev, port->interrupt_out_endpointAddress), + buffer_cmd, sizeof(cmd), + &actual_len, USB_CTRL_SET_TIMEOUT); + + kfree(buffer_cmd); + + if (ret < 0) + return ret; + else if (actual_len != sizeof(cmd)) + return -EIO; + return 0; +} + static void metrousb_read_int_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; @@ -78,12 +118,12 @@ static void metrousb_read_int_callback(struct urb *urb) /* urb has been terminated. */ dev_dbg(&port->dev, "%s - urb shutting down, error code=%d\n", - __func__, result); + __func__, urb->status); return; default: dev_dbg(&port->dev, "%s - non-zero urb received, error code=%d\n", - __func__, result); + __func__, urb->status); goto exit; } @@ -91,7 +131,7 @@ static void metrousb_read_int_callback(struct urb *urb) /* Set the data read from the usb port into the serial port buffer. */ tty = tty_port_tty_get(&port->port); if (!tty) { - dev_dbg(&port->dev, "%s - bad tty pointer - exiting\n", + dev_err(&port->dev, "%s - bad tty pointer - exiting\n", __func__); return; } @@ -121,7 +161,7 @@ static void metrousb_read_int_callback(struct urb *urb) result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result) - dev_dbg(&port->dev, + dev_err(&port->dev, "%s - failed submitting interrupt in urb, error code=%d\n", __func__, result); } @@ -131,11 +171,19 @@ exit: /* Try to resubmit the urb. */ result = usb_submit_urb(urb, GFP_ATOMIC); if (result) - dev_dbg(&port->dev, + dev_err(&port->dev, "%s - failed submitting interrupt in urb, error code=%d\n", __func__, result); } +static void metrousb_write_int_callback(struct urb *urb) +{ + struct usb_serial_port *port = urb->context; + + dev_warn(&port->dev, "%s not implemented yet.\n", + __func__); +} + static void metrousb_cleanup(struct usb_serial_port *port) { dev_dbg(&port->dev, "%s\n", __func__); @@ -146,6 +194,9 @@ static void metrousb_cleanup(struct usb_serial_port *port) usb_unlink_urb(port->interrupt_in_urb); usb_kill_urb(port->interrupt_in_urb); } + + /* Send deactivate cmd to device */ + metrousb_send_unidirectional_cmd(UNI_CMD_CLOSE, port); } } @@ -160,7 +211,7 @@ static int metrousb_open(struct tty_struct *tty, struct usb_serial_port *port) /* Make sure the urb is initialized. */ if (!port->interrupt_in_urb) { - dev_dbg(&port->dev, "%s - interrupt urb not initialized\n", + dev_err(&port->dev, "%s - interrupt urb not initialized\n", __func__); return -ENODEV; } @@ -191,12 +242,21 @@ static int metrousb_open(struct tty_struct *tty, struct usb_serial_port *port) result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); if (result) { - dev_dbg(&port->dev, + dev_err(&port->dev, "%s - failed submitting interrupt in urb, error code=%d\n", __func__, result); goto exit; } + /* Send activate cmd to device */ + result = metrousb_send_unidirectional_cmd(UNI_CMD_OPEN, port); + if (result) { + dev_err(&port->dev, + "%s - failed to configure device for port number=%d, error code=%d\n", + __func__, port->number, result); + goto exit; + } + dev_dbg(&port->dev, "%s - port open\n", __func__); exit: return result; @@ -221,7 +281,7 @@ static int metrousb_set_modem_ctrl(struct usb_serial *serial, unsigned int contr METROUSB_SET_REQUEST_TYPE, METROUSB_SET_MODEM_CTRL_REQUEST, control_state, 0, NULL, 0, WDR_TIMEOUT); if (retval < 0) - dev_dbg(&serial->dev->dev, + dev_err(&serial->dev->dev, "%s - set modem ctrl=0x%x failed, error code=%d\n", __func__, mcr, retval); @@ -354,7 +414,7 @@ static void metrousb_unthrottle(struct tty_struct *tty) port->interrupt_in_urb->dev = port->serial->dev; result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); if (result) - dev_dbg(tty->dev, + dev_err(tty->dev, "failed submitting interrupt in urb error code=%d\n", result); } @@ -371,12 +431,13 @@ static struct usb_serial_driver metrousb_device = { .owner = THIS_MODULE, .name = "metro-usb", }, - .description = "Metrologic USB to serial converter.", + .description = "Metrologic USB to Serial", .id_table = id_table, .num_ports = 1, .open = metrousb_open, .close = metrousb_cleanup, .read_int_callback = metrousb_read_int_callback, + .write_int_callback = metrousb_write_int_callback, .attach = metrousb_startup, .release = metrousb_shutdown, .throttle = metrousb_throttle, diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index c526550694a0..aaef523955e0 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -114,6 +114,7 @@ #define USB_VENDOR_ID_MOSCHIP 0x9710 #define MOSCHIP_DEVICE_ID_7840 0x7840 #define MOSCHIP_DEVICE_ID_7820 0x7820 +#define MOSCHIP_DEVICE_ID_7810 0x7810 /* The native component can have its vendor/device id's overridden * in vendor-specific implementations. Such devices can be handled * by making a change here, in moschip_port_id_table, and in @@ -184,10 +185,16 @@ #define NUM_URBS 16 /* URB Count */ #define URB_TRANSFER_BUFFER_SIZE 32 /* URB Size */ +/* LED on/off milliseconds*/ +#define LED_ON_MS 500 +#define LED_OFF_MS 500 + +static int device_type; static const struct usb_device_id moschip_port_id_table[] = { {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)}, {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)}, + {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7810)}, {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2)}, {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2P)}, {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_4)}, @@ -209,6 +216,7 @@ static const struct usb_device_id moschip_port_id_table[] = { static const struct usb_device_id moschip_id_table_combined[] __devinitconst = { {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)}, {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)}, + {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7810)}, {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2)}, {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2P)}, {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_4)}, @@ -261,8 +269,13 @@ struct moschip_port { struct urb *write_urb_pool[NUM_URBS]; char busy[NUM_URBS]; bool read_urb_busy; -}; + /* For device(s) with LED indicator */ + bool has_led; + bool led_flag; + struct timer_list led_timer1; /* Timer for LED on */ + struct timer_list led_timer2; /* Timer for LED off */ +}; static bool debug; @@ -572,6 +585,69 @@ static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg, return ret; } +static void mos7840_set_led_callback(struct urb *urb) +{ + switch (urb->status) { + case 0: + /* Success */ + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + /* This urb is terminated, clean up */ + dbg("%s - urb shutting down with status: %d", __func__, + urb->status); + break; + default: + dbg("%s - nonzero urb status received: %d", __func__, + urb->status); + } +} + +static void mos7840_set_led_async(struct moschip_port *mcs, __u16 wval, + __u16 reg) +{ + struct usb_device *dev = mcs->port->serial->dev; + struct usb_ctrlrequest *dr = mcs->dr; + + dr->bRequestType = MCS_WR_RTYPE; + dr->bRequest = MCS_WRREQ; + dr->wValue = cpu_to_le16(wval); + dr->wIndex = cpu_to_le16(reg); + dr->wLength = cpu_to_le16(0); + + usb_fill_control_urb(mcs->control_urb, dev, usb_sndctrlpipe(dev, 0), + (unsigned char *)dr, NULL, 0, mos7840_set_led_callback, NULL); + + usb_submit_urb(mcs->control_urb, GFP_ATOMIC); +} + +static void mos7840_set_led_sync(struct usb_serial_port *port, __u16 reg, + __u16 val) +{ + struct usb_device *dev = port->serial->dev; + + usb_control_msg(dev, usb_sndctrlpipe(dev, 0), MCS_WRREQ, MCS_WR_RTYPE, + val, reg, NULL, 0, MOS_WDR_TIMEOUT); +} + +static void mos7840_led_off(unsigned long arg) +{ + struct moschip_port *mcs = (struct moschip_port *) arg; + + /* Turn off LED */ + mos7840_set_led_async(mcs, 0x0300, MODEM_CONTROL_REGISTER); + mod_timer(&mcs->led_timer2, + jiffies + msecs_to_jiffies(LED_OFF_MS)); +} + +static void mos7840_led_flag_off(unsigned long arg) +{ + struct moschip_port *mcs = (struct moschip_port *) arg; + + mcs->led_flag = false; +} + /***************************************************************************** * mos7840_interrupt_callback * this is the callback function for when we have received data on the @@ -792,6 +868,14 @@ static void mos7840_bulk_in_callback(struct urb *urb) return; } + /* Turn on LED */ + if (mos7840_port->has_led && !mos7840_port->led_flag) { + mos7840_port->led_flag = true; + mos7840_set_led_async(mos7840_port, 0x0301, + MODEM_CONTROL_REGISTER); + mod_timer(&mos7840_port->led_timer1, + jiffies + msecs_to_jiffies(LED_ON_MS)); + } mos7840_port->read_urb_busy = true; retval = usb_submit_urb(mos7840_port->read_urb, GFP_ATOMIC); @@ -1554,6 +1638,14 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port, data1 = urb->transfer_buffer; dbg("bulkout endpoint is %d", port->bulk_out_endpointAddress); + /* Turn on LED */ + if (mos7840_port->has_led && !mos7840_port->led_flag) { + mos7840_port->led_flag = true; + mos7840_set_led_sync(port, MODEM_CONTROL_REGISTER, 0x0301); + mod_timer(&mos7840_port->led_timer1, + jiffies + msecs_to_jiffies(LED_ON_MS)); + } + /* send it down the pipe */ status = usb_submit_urb(urb, GFP_ATOMIC); @@ -2327,28 +2419,74 @@ static int mos7840_ioctl(struct tty_struct *tty, return -ENOIOCTLCMD; } +static int mos7810_check(struct usb_serial *serial) +{ + int i, pass_count = 0; + __u16 data = 0, mcr_data = 0; + __u16 test_pattern = 0x55AA; + + /* Store MCR setting */ + usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + MCS_RDREQ, MCS_RD_RTYPE, 0x0300, MODEM_CONTROL_REGISTER, + &mcr_data, VENDOR_READ_LENGTH, MOS_WDR_TIMEOUT); + + for (i = 0; i < 16; i++) { + /* Send the 1-bit test pattern out to MCS7810 test pin */ + usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), + MCS_WRREQ, MCS_WR_RTYPE, + (0x0300 | (((test_pattern >> i) & 0x0001) << 1)), + MODEM_CONTROL_REGISTER, NULL, 0, MOS_WDR_TIMEOUT); + + /* Read the test pattern back */ + usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + MCS_RDREQ, MCS_RD_RTYPE, 0, GPIO_REGISTER, &data, + VENDOR_READ_LENGTH, MOS_WDR_TIMEOUT); + + /* If this is a MCS7810 device, both test patterns must match */ + if (((test_pattern >> i) ^ (~data >> 1)) & 0x0001) + break; + + pass_count++; + } + + /* Restore MCR setting */ + usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), MCS_WRREQ, + MCS_WR_RTYPE, 0x0300 | mcr_data, MODEM_CONTROL_REGISTER, NULL, + 0, MOS_WDR_TIMEOUT); + + if (pass_count == 16) + return 1; + + return 0; +} + static int mos7840_calc_num_ports(struct usb_serial *serial) { - __u16 Data = 0x00; - int ret = 0; + __u16 data = 0x00; int mos7840_num_ports; - ret = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), - MCS_RDREQ, MCS_RD_RTYPE, 0, GPIO_REGISTER, &Data, + usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + MCS_RDREQ, MCS_RD_RTYPE, 0, GPIO_REGISTER, &data, VENDOR_READ_LENGTH, MOS_WDR_TIMEOUT); - if ((Data & 0x01) == 0) { - mos7840_num_ports = 2; - serial->num_bulk_in = 2; - serial->num_bulk_out = 2; - serial->num_ports = 2; + if (serial->dev->descriptor.idProduct == MOSCHIP_DEVICE_ID_7810 || + serial->dev->descriptor.idProduct == MOSCHIP_DEVICE_ID_7820) { + device_type = serial->dev->descriptor.idProduct; } else { - mos7840_num_ports = 4; - serial->num_bulk_in = 4; - serial->num_bulk_out = 4; - serial->num_ports = 4; + /* For a MCS7840 device GPIO0 must be set to 1 */ + if ((data & 0x01) == 1) + device_type = MOSCHIP_DEVICE_ID_7840; + else if (mos7810_check(serial)) + device_type = MOSCHIP_DEVICE_ID_7810; + else + device_type = MOSCHIP_DEVICE_ID_7820; } + mos7840_num_ports = (device_type >> 4) & 0x000F; + serial->num_bulk_in = mos7840_num_ports; + serial->num_bulk_out = mos7840_num_ports; + serial->num_ports = mos7840_num_ports; + return mos7840_num_ports; } @@ -2563,6 +2701,34 @@ static int mos7840_startup(struct usb_serial *serial) status = -ENOMEM; goto error; } + + mos7840_port->has_led = false; + + /* Initialize LED timers */ + if (device_type == MOSCHIP_DEVICE_ID_7810) { + mos7840_port->has_led = true; + + init_timer(&mos7840_port->led_timer1); + mos7840_port->led_timer1.function = mos7840_led_off; + mos7840_port->led_timer1.expires = + jiffies + msecs_to_jiffies(LED_ON_MS); + mos7840_port->led_timer1.data = + (unsigned long)mos7840_port; + + init_timer(&mos7840_port->led_timer2); + mos7840_port->led_timer2.function = + mos7840_led_flag_off; + mos7840_port->led_timer2.expires = + jiffies + msecs_to_jiffies(LED_OFF_MS); + mos7840_port->led_timer2.data = + (unsigned long)mos7840_port; + + mos7840_port->led_flag = false; + + /* Turn off LED */ + mos7840_set_led_sync(serial->port[i], + MODEM_CONTROL_REGISTER, 0x0300); + } } dbg ("mos7840_startup: all ports configured..........."); @@ -2654,6 +2820,14 @@ static void mos7840_release(struct usb_serial *serial) mos7840_port = mos7840_get_port_private(serial->port[i]); dbg("mos7840_port %d = %p", i, mos7840_port); if (mos7840_port) { + if (mos7840_port->has_led) { + /* Turn off LED */ + mos7840_set_led_sync(mos7840_port->port, + MODEM_CONTROL_REGISTER, 0x0300); + + del_timer_sync(&mos7840_port->led_timer1); + del_timer_sync(&mos7840_port->led_timer2); + } kfree(mos7840_port->ctrl_buf); kfree(mos7840_port->dr); kfree(mos7840_port); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index f4465ccddc35..9ea5f4b39757 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1413,7 +1413,7 @@ static void option_instat_callback(struct urb *urb) req_pkt->bRequestType, req_pkt->bRequest); } } else - err("%s: error %d", __func__, status); + dev_err(&port->dev, "%s: error %d\n", __func__, status); /* Resubmit urb so we continue receiving IRQ data */ if (status != -ESHUTDOWN && status != -ENOENT) { diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index ab74123d658e..82116f42e6fd 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -394,7 +394,9 @@ static int ti_startup(struct usb_serial *serial) /* if we have only 1 configuration, download firmware */ if (dev->descriptor.bNumConfigurations == 1) { - if ((status = ti_download_firmware(tdev)) != 0) + status = ti_download_firmware(tdev); + + if (status != 0) goto free_tdev; /* 3410 must be reset, 5052 resets itself */ @@ -1683,7 +1685,9 @@ static int ti_download_firmware(struct ti_device *tdev) /* try ID specific firmware first, then try generic firmware */ sprintf(buf, "ti_usb-v%04x-p%04x.fw", dev->descriptor.idVendor, dev->descriptor.idProduct); - if ((status = request_firmware(&fw_p, buf, &dev->dev)) != 0) { + status = request_firmware(&fw_p, buf, &dev->dev); + + if (status != 0) { buf[0] = '\0'; if (dev->descriptor.idVendor == MTS_VENDOR_ID) { switch (dev->descriptor.idProduct) { diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c index c88657dd31c8..194c5461290d 100644 --- a/drivers/usb/serial/usb_wwan.c +++ b/drivers/usb/serial/usb_wwan.c @@ -725,8 +725,8 @@ int usb_wwan_resume(struct usb_serial *serial) err = usb_submit_urb(port->interrupt_in_urb, GFP_NOIO); dbg("Submitted interrupt URB for port %d (result %d)", i, err); if (err < 0) { - err("%s: Error %d for interrupt URB of port%d", - __func__, err, i); + dev_err(&port->dev, "%s: Error %d for interrupt URB\n", + __func__, err); goto err_out; } } @@ -747,8 +747,8 @@ int usb_wwan_resume(struct usb_serial *serial) urb = portdata->in_urbs[j]; err = usb_submit_urb(urb, GFP_ATOMIC); if (err < 0) { - err("%s: Error %d for bulk URB %d", - __func__, err, i); + dev_err(&port->dev, "%s: Error %d for bulk URB %d\n", + __func__, err, i); spin_unlock_irq(&intfdata->susp_lock); goto err_out; } diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index 71d696474f24..aa8911dc4154 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -53,8 +53,6 @@ static int palm_os_4_probe(struct usb_serial *serial, /* Parameters that may be passed into the module. */ static bool debug; -static __u16 vendor; -static __u16 product; static struct usb_device_id id_table [] = { { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID), @@ -115,14 +113,12 @@ static struct usb_device_id id_table [] = { .driver_info = (kernel_ulong_t)&palm_os_4_probe }, { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, - { }, /* optional parameter entry */ { } /* Terminating entry */ }; static struct usb_device_id clie_id_5_table [] = { { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID), .driver_info = (kernel_ulong_t)&palm_os_4_probe }, - { }, /* optional parameter entry */ { } /* Terminating entry */ }; @@ -162,7 +158,6 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID) }, { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID) }, { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID) }, - { }, /* optional parameter entry */ { } /* Terminating entry */ }; @@ -648,59 +643,7 @@ static int clie_5_attach(struct usb_serial *serial) return 0; } -static int __init visor_init(void) -{ - int i, retval; - /* Only if parameters were passed to us */ - if (vendor > 0 && product > 0) { - struct usb_device_id usb_dev_temp[] = { - { - USB_DEVICE(vendor, product), - .driver_info = - (kernel_ulong_t) &palm_os_4_probe - } - }; - - /* Find the last entry in id_table */ - for (i = 0;; i++) { - if (id_table[i].idVendor == 0) { - id_table[i] = usb_dev_temp[0]; - break; - } - } - /* Find the last entry in id_table_combined */ - for (i = 0;; i++) { - if (id_table_combined[i].idVendor == 0) { - id_table_combined[i] = usb_dev_temp[0]; - break; - } - } - printk(KERN_INFO KBUILD_MODNAME - ": Untested USB device specified at time of module insertion\n"); - printk(KERN_INFO KBUILD_MODNAME - ": Warning: This is not guaranteed to work\n"); - printk(KERN_INFO KBUILD_MODNAME - ": Using a newer kernel is preferred to this method\n"); - printk(KERN_INFO KBUILD_MODNAME - ": Adding Palm OS protocol 4.x support for unknown device: 0x%x/0x%x\n", - vendor, product); - } - - retval = usb_serial_register_drivers(&visor_driver, serial_drivers); - if (retval == 0) - printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_DESC "\n"); - return retval; -} - - -static void __exit visor_exit (void) -{ - usb_serial_deregister_drivers(&visor_driver, serial_drivers); -} - - -module_init(visor_init); -module_exit(visor_exit); +module_usb_serial_driver(visor_driver, serial_drivers); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); @@ -708,9 +651,3 @@ MODULE_LICENSE("GPL"); module_param(debug, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Debug enabled or not"); - -module_param(vendor, ushort, 0); -MODULE_PARM_DESC(vendor, "User specified vendor ID"); -module_param(product, ushort, 0); -MODULE_PARM_DESC(product, "User specified product ID"); - diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index 407e23c87946..c141b472b6a2 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -45,7 +45,6 @@ static bool debug; /* * Version Information */ -#define DRIVER_VERSION "v2.0" #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>, Stuart MacDonald <stuartm@connecttech.com>" #define DRIVER_DESC "USB ConnectTech WhiteHEAT driver" @@ -96,10 +95,6 @@ static void whiteheat_release(struct usb_serial *serial); static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port); static void whiteheat_close(struct usb_serial_port *port); -static int whiteheat_write(struct tty_struct *tty, - struct usb_serial_port *port, - const unsigned char *buf, int count); -static int whiteheat_write_room(struct tty_struct *tty); static int whiteheat_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg); static void whiteheat_set_termios(struct tty_struct *tty, @@ -108,11 +103,6 @@ static int whiteheat_tiocmget(struct tty_struct *tty); static int whiteheat_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear); static void whiteheat_break_ctl(struct tty_struct *tty, int break_state); -static int whiteheat_chars_in_buffer(struct tty_struct *tty); -static void whiteheat_throttle(struct tty_struct *tty); -static void whiteheat_unthrottle(struct tty_struct *tty); -static void whiteheat_read_callback(struct urb *urb); -static void whiteheat_write_callback(struct urb *urb); static struct usb_serial_driver whiteheat_fake_device = { .driver = { @@ -138,18 +128,13 @@ static struct usb_serial_driver whiteheat_device = { .release = whiteheat_release, .open = whiteheat_open, .close = whiteheat_close, - .write = whiteheat_write, - .write_room = whiteheat_write_room, .ioctl = whiteheat_ioctl, .set_termios = whiteheat_set_termios, .break_ctl = whiteheat_break_ctl, .tiocmget = whiteheat_tiocmget, .tiocmset = whiteheat_tiocmset, - .chars_in_buffer = whiteheat_chars_in_buffer, - .throttle = whiteheat_throttle, - .unthrottle = whiteheat_unthrottle, - .read_bulk_callback = whiteheat_read_callback, - .write_bulk_callback = whiteheat_write_callback, + .throttle = usb_serial_generic_throttle, + .unthrottle = usb_serial_generic_unthrottle, }; static struct usb_serial_driver * const serial_drivers[] = { @@ -166,29 +151,8 @@ struct whiteheat_command_private { __u8 result_buffer[64]; }; - -#define THROTTLED 0x01 -#define ACTUALLY_THROTTLED 0x02 - -static int urb_pool_size = 8; - -struct whiteheat_urb_wrap { - struct list_head list; - struct urb *urb; -}; - struct whiteheat_private { - spinlock_t lock; - __u8 flags; __u8 mcr; /* FIXME: no locking on mcr */ - struct list_head rx_urbs_free; - struct list_head rx_urbs_submitted; - struct list_head rx_urb_q; - struct work_struct rx_work; - struct usb_serial_port *port; - struct list_head tx_urbs_free; - struct list_head tx_urbs_submitted; - struct mutex deathwarrant; }; @@ -198,12 +162,6 @@ static void stop_command_port(struct usb_serial *serial); static void command_port_write_callback(struct urb *urb); static void command_port_read_callback(struct urb *urb); -static int start_port_read(struct usb_serial_port *port); -static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, - struct list_head *head); -static struct list_head *list_first(struct list_head *head); -static void rx_data_softint(struct work_struct *work); - static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *data, __u8 datasize); static int firm_open(struct usb_serial_port *port); @@ -349,11 +307,6 @@ static int whiteheat_attach(struct usb_serial *serial) __u8 *command; __u8 *result; int i; - int j; - struct urb *urb; - int buf_size; - struct whiteheat_urb_wrap *wrap; - struct list_head *tmp; command_port = serial->port[COMMAND_PORT]; @@ -408,8 +361,8 @@ static int whiteheat_attach(struct usb_serial *serial) hw_info = (struct whiteheat_hw_info *)&result[1]; - dev_info(&serial->dev->dev, "%s: Driver %s: Firmware v%d.%02d\n", - serial->type->description, DRIVER_VERSION, + dev_info(&serial->dev->dev, "%s: Firmware v%d.%02d\n", + serial->type->description, hw_info->sw_major_rev, hw_info->sw_minor_rev); for (i = 0; i < serial->num_ports; i++) { @@ -423,72 +376,7 @@ static int whiteheat_attach(struct usb_serial *serial) goto no_private; } - spin_lock_init(&info->lock); - mutex_init(&info->deathwarrant); - info->flags = 0; info->mcr = 0; - INIT_WORK(&info->rx_work, rx_data_softint); - info->port = port; - - INIT_LIST_HEAD(&info->rx_urbs_free); - INIT_LIST_HEAD(&info->rx_urbs_submitted); - INIT_LIST_HEAD(&info->rx_urb_q); - INIT_LIST_HEAD(&info->tx_urbs_free); - INIT_LIST_HEAD(&info->tx_urbs_submitted); - - for (j = 0; j < urb_pool_size; j++) { - urb = usb_alloc_urb(0, GFP_KERNEL); - if (!urb) { - dev_err(&port->dev, "No free urbs available\n"); - goto no_rx_urb; - } - buf_size = port->read_urb->transfer_buffer_length; - urb->transfer_buffer = kmalloc(buf_size, GFP_KERNEL); - if (!urb->transfer_buffer) { - dev_err(&port->dev, - "Couldn't allocate urb buffer\n"); - goto no_rx_buf; - } - wrap = kmalloc(sizeof(*wrap), GFP_KERNEL); - if (!wrap) { - dev_err(&port->dev, - "Couldn't allocate urb wrapper\n"); - goto no_rx_wrap; - } - usb_fill_bulk_urb(urb, serial->dev, - usb_rcvbulkpipe(serial->dev, - port->bulk_in_endpointAddress), - urb->transfer_buffer, buf_size, - whiteheat_read_callback, port); - wrap->urb = urb; - list_add(&wrap->list, &info->rx_urbs_free); - - urb = usb_alloc_urb(0, GFP_KERNEL); - if (!urb) { - dev_err(&port->dev, "No free urbs available\n"); - goto no_tx_urb; - } - buf_size = port->write_urb->transfer_buffer_length; - urb->transfer_buffer = kmalloc(buf_size, GFP_KERNEL); - if (!urb->transfer_buffer) { - dev_err(&port->dev, - "Couldn't allocate urb buffer\n"); - goto no_tx_buf; - } - wrap = kmalloc(sizeof(*wrap), GFP_KERNEL); - if (!wrap) { - dev_err(&port->dev, - "Couldn't allocate urb wrapper\n"); - goto no_tx_wrap; - } - usb_fill_bulk_urb(urb, serial->dev, - usb_sndbulkpipe(serial->dev, - port->bulk_out_endpointAddress), - urb->transfer_buffer, buf_size, - whiteheat_write_callback, port); - wrap->urb = urb; - list_add(&wrap->list, &info->tx_urbs_free); - } usb_set_serial_port_data(port, info); } @@ -531,29 +419,6 @@ no_command_private: for (i = serial->num_ports - 1; i >= 0; i--) { port = serial->port[i]; info = usb_get_serial_port_data(port); - for (j = urb_pool_size - 1; j >= 0; j--) { - tmp = list_first(&info->tx_urbs_free); - list_del(tmp); - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - kfree(wrap); -no_tx_wrap: - kfree(urb->transfer_buffer); -no_tx_buf: - usb_free_urb(urb); -no_tx_urb: - tmp = list_first(&info->rx_urbs_free); - list_del(tmp); - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - kfree(wrap); -no_rx_wrap: - kfree(urb->transfer_buffer); -no_rx_buf: - usb_free_urb(urb); -no_rx_urb: - ; - } kfree(info); no_private: ; @@ -569,12 +434,7 @@ no_command_buffer: static void whiteheat_release(struct usb_serial *serial) { struct usb_serial_port *command_port; - struct usb_serial_port *port; struct whiteheat_private *info; - struct whiteheat_urb_wrap *wrap; - struct urb *urb; - struct list_head *tmp; - struct list_head *tmp2; int i; dbg("%s", __func__); @@ -584,31 +444,14 @@ static void whiteheat_release(struct usb_serial *serial) kfree(usb_get_serial_port_data(command_port)); for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - info = usb_get_serial_port_data(port); - list_for_each_safe(tmp, tmp2, &info->rx_urbs_free) { - list_del(tmp); - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - kfree(wrap); - kfree(urb->transfer_buffer); - usb_free_urb(urb); - } - list_for_each_safe(tmp, tmp2, &info->tx_urbs_free) { - list_del(tmp); - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - kfree(wrap); - kfree(urb->transfer_buffer); - usb_free_urb(urb); - } + info = usb_get_serial_port_data(serial->port[i]); kfree(info); } } static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port) { - int retval = 0; + int retval; dbg("%s - port %d", __func__, port->number); @@ -616,9 +459,6 @@ static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port) if (retval) goto exit; - if (tty) - tty->low_latency = 1; - /* send an open port command */ retval = firm_open(port); if (retval) { @@ -640,17 +480,12 @@ static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port) usb_clear_halt(port->serial->dev, port->read_urb->pipe); usb_clear_halt(port->serial->dev, port->write_urb->pipe); - /* Start reading from the device */ - retval = start_port_read(port); + retval = usb_serial_generic_open(tty, port); if (retval) { - dev_err(&port->dev, - "%s - failed submitting read urb, error %d\n", - __func__, retval); firm_close(port); stop_command_port(port->serial); goto exit; } - exit: dbg("%s - exit, retval = %d", __func__, retval); return retval; @@ -659,125 +494,14 @@ exit: static void whiteheat_close(struct usb_serial_port *port) { - struct whiteheat_private *info = usb_get_serial_port_data(port); - struct whiteheat_urb_wrap *wrap; - struct urb *urb; - struct list_head *tmp; - struct list_head *tmp2; - dbg("%s - port %d", __func__, port->number); firm_report_tx_done(port); firm_close(port); - /* shutdown our bulk reads and writes */ - mutex_lock(&info->deathwarrant); - spin_lock_irq(&info->lock); - list_for_each_safe(tmp, tmp2, &info->rx_urbs_submitted) { - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - list_del(tmp); - spin_unlock_irq(&info->lock); - usb_kill_urb(urb); - spin_lock_irq(&info->lock); - list_add(tmp, &info->rx_urbs_free); - } - list_for_each_safe(tmp, tmp2, &info->rx_urb_q) - list_move(tmp, &info->rx_urbs_free); - list_for_each_safe(tmp, tmp2, &info->tx_urbs_submitted) { - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - list_del(tmp); - spin_unlock_irq(&info->lock); - usb_kill_urb(urb); - spin_lock_irq(&info->lock); - list_add(tmp, &info->tx_urbs_free); - } - spin_unlock_irq(&info->lock); - mutex_unlock(&info->deathwarrant); - stop_command_port(port->serial); -} - - -static int whiteheat_write(struct tty_struct *tty, - struct usb_serial_port *port, const unsigned char *buf, int count) -{ - struct whiteheat_private *info = usb_get_serial_port_data(port); - struct whiteheat_urb_wrap *wrap; - struct urb *urb; - int result; - int bytes; - int sent = 0; - unsigned long flags; - struct list_head *tmp; - - dbg("%s - port %d", __func__, port->number); - - if (count == 0) { - dbg("%s - write request of 0 bytes", __func__); - return (0); - } - - while (count) { - spin_lock_irqsave(&info->lock, flags); - if (list_empty(&info->tx_urbs_free)) { - spin_unlock_irqrestore(&info->lock, flags); - break; - } - tmp = list_first(&info->tx_urbs_free); - list_del(tmp); - spin_unlock_irqrestore(&info->lock, flags); - - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - bytes = (count > port->bulk_out_size) ? - port->bulk_out_size : count; - memcpy(urb->transfer_buffer, buf + sent, bytes); - - usb_serial_debug_data(debug, &port->dev, - __func__, bytes, urb->transfer_buffer); - - urb->transfer_buffer_length = bytes; - result = usb_submit_urb(urb, GFP_ATOMIC); - if (result) { - dev_err_console(port, - "%s - failed submitting write urb, error %d\n", - __func__, result); - sent = result; - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->tx_urbs_free); - spin_unlock_irqrestore(&info->lock, flags); - break; - } else { - sent += bytes; - count -= bytes; - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->tx_urbs_submitted); - spin_unlock_irqrestore(&info->lock, flags); - } - } + usb_serial_generic_close(port); - return sent; -} - -static int whiteheat_write_room(struct tty_struct *tty) -{ - struct usb_serial_port *port = tty->driver_data; - struct whiteheat_private *info = usb_get_serial_port_data(port); - struct list_head *tmp; - int room = 0; - unsigned long flags; - - dbg("%s - port %d", __func__, port->number); - - spin_lock_irqsave(&info->lock, flags); - list_for_each(tmp, &info->tx_urbs_free) - room++; - spin_unlock_irqrestore(&info->lock, flags); - room *= port->bulk_out_size; - - dbg("%s - returns %d", __func__, room); - return (room); + stop_command_port(port->serial); } static int whiteheat_tiocmget(struct tty_struct *tty) @@ -837,7 +561,7 @@ static int whiteheat_ioctl(struct tty_struct *tty, serstruct.line = port->serial->minor; serstruct.port = port->number; serstruct.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ; - serstruct.xmit_fifo_size = port->bulk_out_size; + serstruct.xmit_fifo_size = kfifo_size(&port->write_fifo); serstruct.custom_divisor = 0; serstruct.baud_base = 460800; serstruct.close_delay = CLOSING_DELAY; @@ -867,60 +591,6 @@ static void whiteheat_break_ctl(struct tty_struct *tty, int break_state) } -static int whiteheat_chars_in_buffer(struct tty_struct *tty) -{ - struct usb_serial_port *port = tty->driver_data; - struct whiteheat_private *info = usb_get_serial_port_data(port); - struct list_head *tmp; - struct whiteheat_urb_wrap *wrap; - int chars = 0; - unsigned long flags; - - dbg("%s - port %d", __func__, port->number); - - spin_lock_irqsave(&info->lock, flags); - list_for_each(tmp, &info->tx_urbs_submitted) { - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - chars += wrap->urb->transfer_buffer_length; - } - spin_unlock_irqrestore(&info->lock, flags); - - dbg("%s - returns %d", __func__, chars); - return chars; -} - - -static void whiteheat_throttle(struct tty_struct *tty) -{ - struct usb_serial_port *port = tty->driver_data; - struct whiteheat_private *info = usb_get_serial_port_data(port); - - dbg("%s - port %d", __func__, port->number); - - spin_lock_irq(&info->lock); - info->flags |= THROTTLED; - spin_unlock_irq(&info->lock); -} - - -static void whiteheat_unthrottle(struct tty_struct *tty) -{ - struct usb_serial_port *port = tty->driver_data; - struct whiteheat_private *info = usb_get_serial_port_data(port); - int actually_throttled; - - dbg("%s - port %d", __func__, port->number); - - spin_lock_irq(&info->lock); - actually_throttled = info->flags & ACTUALLY_THROTTLED; - info->flags &= ~(THROTTLED | ACTUALLY_THROTTLED); - spin_unlock_irq(&info->lock); - - if (actually_throttled) - rx_data_softint(&info->rx_work); -} - - /***************************************************************************** * Connect Tech's White Heat callback routines *****************************************************************************/ @@ -989,80 +659,6 @@ static void command_port_read_callback(struct urb *urb) } -static void whiteheat_read_callback(struct urb *urb) -{ - struct usb_serial_port *port = urb->context; - struct whiteheat_urb_wrap *wrap; - unsigned char *data = urb->transfer_buffer; - struct whiteheat_private *info = usb_get_serial_port_data(port); - int status = urb->status; - - dbg("%s - port %d", __func__, port->number); - - spin_lock(&info->lock); - wrap = urb_to_wrap(urb, &info->rx_urbs_submitted); - if (!wrap) { - spin_unlock(&info->lock); - dev_err(&port->dev, "%s - Not my urb!\n", __func__); - return; - } - list_del(&wrap->list); - spin_unlock(&info->lock); - - if (status) { - dbg("%s - nonzero read bulk status received: %d", - __func__, status); - spin_lock(&info->lock); - list_add(&wrap->list, &info->rx_urbs_free); - spin_unlock(&info->lock); - return; - } - - usb_serial_debug_data(debug, &port->dev, - __func__, urb->actual_length, data); - - spin_lock(&info->lock); - list_add_tail(&wrap->list, &info->rx_urb_q); - if (info->flags & THROTTLED) { - info->flags |= ACTUALLY_THROTTLED; - spin_unlock(&info->lock); - return; - } - spin_unlock(&info->lock); - - schedule_work(&info->rx_work); -} - - -static void whiteheat_write_callback(struct urb *urb) -{ - struct usb_serial_port *port = urb->context; - struct whiteheat_private *info = usb_get_serial_port_data(port); - struct whiteheat_urb_wrap *wrap; - int status = urb->status; - - dbg("%s - port %d", __func__, port->number); - - spin_lock(&info->lock); - wrap = urb_to_wrap(urb, &info->tx_urbs_submitted); - if (!wrap) { - spin_unlock(&info->lock); - dev_err(&port->dev, "%s - Not my urb!\n", __func__); - return; - } - list_move(&wrap->list, &info->tx_urbs_free); - spin_unlock(&info->lock); - - if (status) { - dbg("%s - nonzero write bulk status received: %d", - __func__, status); - return; - } - - usb_serial_port_softint(port); -} - - /***************************************************************************** * Connect Tech's White Heat firmware interface *****************************************************************************/ @@ -1337,123 +933,6 @@ static void stop_command_port(struct usb_serial *serial) mutex_unlock(&command_info->mutex); } - -static int start_port_read(struct usb_serial_port *port) -{ - struct whiteheat_private *info = usb_get_serial_port_data(port); - struct whiteheat_urb_wrap *wrap; - struct urb *urb; - int retval = 0; - unsigned long flags; - struct list_head *tmp; - struct list_head *tmp2; - - spin_lock_irqsave(&info->lock, flags); - - list_for_each_safe(tmp, tmp2, &info->rx_urbs_free) { - list_del(tmp); - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - spin_unlock_irqrestore(&info->lock, flags); - retval = usb_submit_urb(urb, GFP_KERNEL); - if (retval) { - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->rx_urbs_free); - list_for_each_safe(tmp, tmp2, &info->rx_urbs_submitted) { - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - list_del(tmp); - spin_unlock_irqrestore(&info->lock, flags); - usb_kill_urb(urb); - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->rx_urbs_free); - } - break; - } - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->rx_urbs_submitted); - } - - spin_unlock_irqrestore(&info->lock, flags); - - return retval; -} - - -static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, - struct list_head *head) -{ - struct whiteheat_urb_wrap *wrap; - struct list_head *tmp; - - list_for_each(tmp, head) { - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - if (wrap->urb == urb) - return wrap; - } - - return NULL; -} - - -static struct list_head *list_first(struct list_head *head) -{ - return head->next; -} - - -static void rx_data_softint(struct work_struct *work) -{ - struct whiteheat_private *info = - container_of(work, struct whiteheat_private, rx_work); - struct usb_serial_port *port = info->port; - struct tty_struct *tty = tty_port_tty_get(&port->port); - struct whiteheat_urb_wrap *wrap; - struct urb *urb; - unsigned long flags; - struct list_head *tmp; - struct list_head *tmp2; - int result; - int sent = 0; - - spin_lock_irqsave(&info->lock, flags); - if (info->flags & THROTTLED) { - spin_unlock_irqrestore(&info->lock, flags); - goto out; - } - - list_for_each_safe(tmp, tmp2, &info->rx_urb_q) { - list_del(tmp); - spin_unlock_irqrestore(&info->lock, flags); - - wrap = list_entry(tmp, struct whiteheat_urb_wrap, list); - urb = wrap->urb; - - if (tty && urb->actual_length) - sent += tty_insert_flip_string(tty, - urb->transfer_buffer, urb->actual_length); - - result = usb_submit_urb(urb, GFP_ATOMIC); - if (result) { - dev_err(&port->dev, - "%s - failed resubmitting read urb, error %d\n", - __func__, result); - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->rx_urbs_free); - continue; - } - - spin_lock_irqsave(&info->lock, flags); - list_add(tmp, &info->rx_urbs_submitted); - } - spin_unlock_irqrestore(&info->lock, flags); - - if (sent) - tty_flip_buffer_push(tty); -out: - tty_kref_put(tty); -} - module_usb_serial_driver(whiteheat_driver, serial_drivers); MODULE_AUTHOR(DRIVER_AUTHOR); @@ -1463,8 +942,5 @@ MODULE_LICENSE("GPL"); MODULE_FIRMWARE("whiteheat.fw"); MODULE_FIRMWARE("whiteheat_loader.fw"); -module_param(urb_pool_size, int, 0); -MODULE_PARM_DESC(urb_pool_size, "Number of urbs to use for buffering"); - module_param(debug, bool, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(debug, "Debug enabled or not"); diff --git a/drivers/usb/storage/ene_ub6250.c b/drivers/usb/storage/ene_ub6250.c index e7e678109500..b28f2ad127d4 100644 --- a/drivers/usb/storage/ene_ub6250.c +++ b/drivers/usb/storage/ene_ub6250.c @@ -1933,11 +1933,7 @@ static int ene_load_bincode(struct us_data *us, unsigned char flag) kfree(buf); nofw: - if (sd_fw != NULL) { - release_firmware(sd_fw); - sd_fw = NULL; - } - + release_firmware(sd_fw); return result; } diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h index 5af9a075498f..98bb2901d7b7 100644 --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h @@ -139,6 +139,7 @@ struct bcma_device { u8 core_unit; u32 addr; + u32 addr1; u32 wrap; void __iomem *io_addr; diff --git a/include/linux/fsl_devices.h b/include/linux/fsl_devices.h index fffdf00f87b9..15be561e7397 100644 --- a/include/linux/fsl_devices.h +++ b/include/linux/fsl_devices.h @@ -6,7 +6,7 @@ * * Maintainer: Kumar Gala <galak@kernel.crashing.org> * - * Copyright 2004 Freescale Semiconductor, Inc + * Copyright 2004,2012 Freescale Semiconductor, Inc * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -17,6 +17,12 @@ #ifndef _FSL_DEVICE_H_ #define _FSL_DEVICE_H_ +#define FSL_UTMI_PHY_DLY 10 /*As per P1010RM, delay for UTMI + PHY CLK to become stable - 10ms*/ +#define FSL_USB_VER_OLD 0 +#define FSL_USB_VER_1_6 1 +#define FSL_USB_VER_2_2 2 + #include <linux/types.h> /* @@ -63,6 +69,7 @@ struct platform_device; struct fsl_usb2_platform_data { /* board specific information */ + int controller_ver; enum fsl_usb2_operating_modes operating_mode; enum fsl_usb2_phy_modes phy_mode; unsigned int port_enables; diff --git a/include/linux/platform_data/ehci-sh.h b/include/linux/platform_data/ehci-sh.h new file mode 100644 index 000000000000..5c15a738e116 --- /dev/null +++ b/include/linux/platform_data/ehci-sh.h @@ -0,0 +1,28 @@ +/* + * EHCI SuperH driver platform data + * + * Copyright (C) 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> + * Copyright (C) 2012 Renesas Solutions Corp. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __USB_EHCI_SH_H +#define __USB_EHCI_SH_H + +struct ehci_sh_platdata { + void (*phy_init)(void); /* Phy init function */ +}; + +#endif /* __USB_EHCI_SH_H */ diff --git a/include/linux/usb.h b/include/linux/usb.h index 73b68d1f2cb0..22e9b328975b 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -1627,6 +1627,7 @@ static inline int usb_translate_errors(int error_code) case 0: case -ENOMEM: case -ENODEV: + case -EOPNOTSUPP: return error_code; default: return -EIO; |