diff options
80 files changed, 8556 insertions, 3812 deletions
diff --git a/arch/arm/mach-omap/usb.c b/arch/arm/mach-omap/usb.c index 6e805d451d0..7f37857b1a2 100644 --- a/arch/arm/mach-omap/usb.c +++ b/arch/arm/mach-omap/usb.c @@ -288,8 +288,8 @@ static void usb_release(struct device *dev) static struct resource udc_resources[] = { /* order is significant! */ { /* registers */ - .start = IO_ADDRESS(UDC_BASE), - .end = IO_ADDRESS(UDC_BASE + 0xff), + .start = UDC_BASE, + .end = UDC_BASE + 0xff, .flags = IORESOURCE_MEM, }, { /* general IRQ */ .start = IH2_BASE + 20, @@ -355,8 +355,8 @@ static struct platform_device ohci_device = { static struct resource otg_resources[] = { /* order is significant! */ { - .start = IO_ADDRESS(OTG_BASE), - .end = IO_ADDRESS(OTG_BASE + 0xff), + .start = OTG_BASE, + .end = OTG_BASE + 0xff, .flags = IORESOURCE_MEM, }, { .start = IH2_BASE + 8, diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index a708a1dbb53..d79cd218a55 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_USB) += core/ obj-$(CONFIG_USB_MON) += mon/ obj-$(CONFIG_USB_EHCI_HCD) += host/ +obj-$(CONFIG_USB_ISP116X_HCD) += host/ obj-$(CONFIG_USB_OHCI_HCD) += host/ obj-$(CONFIG_USB_UHCI_HCD) += host/ obj-$(CONFIG_USB_SL811_HCD) += host/ diff --git a/drivers/usb/atm/Kconfig b/drivers/usb/atm/Kconfig index 0d9f5379b8c..f429862e097 100644 --- a/drivers/usb/atm/Kconfig +++ b/drivers/usb/atm/Kconfig @@ -1,30 +1,60 @@ # -# USB ATM driver configuration +# USB/ATM DSL configuration # -comment "USB ATM/DSL drivers" + +menu "USB DSL modem support" depends on USB config USB_ATM - tristate "Generic USB ATM/DSL core I/O support" + tristate "USB DSL modem support" depends on USB && ATM select CRC32 default n help - This provides a library which is used for packet I/O by USB DSL - modems, such as the SpeedTouch driver below. + Say Y here if you want to connect a USB Digital Subscriber Line (DSL) + modem to your computer's USB port. You will then need to choose your + modem from the list below. To compile this driver as a module, choose M here: the - module will be called usb_atm. + module will be called usbatm. config USB_SPEEDTOUCH - tristate "Alcatel Speedtouch USB support" - depends on USB && ATM - select USB_ATM + tristate "Speedtouch USB support" + depends on USB_ATM + select FW_LOADER help - Say Y here if you have an Alcatel SpeedTouch USB or SpeedTouch 330 + Say Y here if you have an SpeedTouch USB or SpeedTouch 330 modem. In order to use your modem you will need to install the two parts of the firmware, extracted by the user space tools; see <http://www.linux-usb.org/SpeedTouch/> for details. To compile this driver as a module, choose M here: the module will be called speedtch. + +config USB_CXACRU + tristate "Conexant AccessRunner USB support" + depends on USB_ATM + select FW_LOADER + help + Say Y here if you have an ADSL USB modem based on the Conexant + AccessRunner chipset. In order to use your modem you will need to + install the firmware, extracted by the user space tools; see + <http://accessrunner.sourceforge.net/> for details. + + To compile this driver as a module, choose M here: the + module will be called cxacru. + +config USB_XUSBATM + tristate "Other USB DSL modem support" + depends on USB_ATM + help + Say Y here if you have a DSL USB modem not explicitly supported by + another USB DSL drivers. In order to use your modem you will need to + pass the vendor ID, product ID, and endpoint numbers for transmission + and reception as module parameters. You may need to initialize the + the modem using a user space utility (a firmware loader for example). + + To compile this driver as a module, choose M here: the + module will be called xusbatm. + +endmenu diff --git a/drivers/usb/atm/Makefile b/drivers/usb/atm/Makefile index 9213b8b9758..751f297be2e 100644 --- a/drivers/usb/atm/Makefile +++ b/drivers/usb/atm/Makefile @@ -1,7 +1,8 @@ # -# Makefile for the rest of the USB drivers -# (the ones that don't fit into any other categories) +# Makefile for USB ATM/xDSL drivers # -obj-$(CONFIG_USB_ATM) += usb_atm.o +obj-$(CONFIG_USB_CXACRU) += cxacru.o obj-$(CONFIG_USB_SPEEDTOUCH) += speedtch.o +obj-$(CONFIG_USB_ATM) += usbatm.o +obj-$(CONFIG_USB_XUSBATM) += xusbatm.o diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c new file mode 100644 index 00000000000..cbd4a7d25d0 --- /dev/null +++ b/drivers/usb/atm/cxacru.c @@ -0,0 +1,878 @@ +/****************************************************************************** + * cxacru.c - driver for USB ADSL modems based on + * Conexant AccessRunner chipset + * + * Copyright (C) 2004 David Woodhouse, Duncan Sands, Roman Kagan + * Copyright (C) 2005 Duncan Sands, Roman Kagan (rkagan % mail ! ru) + * + * 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., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + ******************************************************************************/ + +/* + * Credit is due for Josep Comas, who created the original patch to speedtch.c + * to support the different padding used by the AccessRunner (now generalized + * into usbatm), and the userspace firmware loading utility. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/timer.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/init.h> +#include <linux/device.h> /* FIXME: linux/firmware.h should include it itself */ +#include <linux/firmware.h> + +#include "usbatm.h" + +#define DRIVER_AUTHOR "Roman Kagan, David Woodhouse, Duncan Sands" +#define DRIVER_VERSION "0.2" +#define DRIVER_DESC "Conexant AccessRunner ADSL USB modem driver" + +static const char cxacru_driver_name[] = "cxacru"; + +#define CXACRU_EP_CMD 0x01 /* Bulk/interrupt in/out */ +#define CXACRU_EP_DATA 0x02 /* Bulk in/out */ + +#define CMD_PACKET_SIZE 64 /* Should be maxpacket(ep)? */ + +/* Addresses */ +#define PLLFCLK_ADDR 0x00350068 +#define PLLBCLK_ADDR 0x0035006c +#define SDRAMEN_ADDR 0x00350010 +#define FW_ADDR 0x00801000 +#define BR_ADDR 0x00180600 +#define SIG_ADDR 0x00180500 +#define BR_STACK_ADDR 0x00187f10 + +/* Values */ +#define SDRAM_ENA 0x1 + +#define CMD_TIMEOUT 2000 /* msecs */ +#define POLL_INTERVAL 5000 /* msecs */ + +/* commands for interaction with the modem through the control channel before + * firmware is loaded */ +enum cxacru_fw_request { + FW_CMD_ERR, + FW_GET_VER, + FW_READ_MEM, + FW_WRITE_MEM, + FW_RMW_MEM, + FW_CHECKSUM_MEM, + FW_GOTO_MEM, +}; + +/* commands for interaction with the modem through the control channel once + * firmware is loaded */ +enum cxacru_cm_request { + CM_REQUEST_UNDEFINED = 0x80, + CM_REQUEST_TEST, + CM_REQUEST_CHIP_GET_MAC_ADDRESS, + CM_REQUEST_CHIP_GET_DP_VERSIONS, + CM_REQUEST_CHIP_ADSL_LINE_START, + CM_REQUEST_CHIP_ADSL_LINE_STOP, + CM_REQUEST_CHIP_ADSL_LINE_GET_STATUS, + CM_REQUEST_CHIP_ADSL_LINE_GET_SPEED, + CM_REQUEST_CARD_INFO_GET, + CM_REQUEST_CARD_DATA_GET, + CM_REQUEST_CARD_DATA_SET, + CM_REQUEST_COMMAND_HW_IO, + CM_REQUEST_INTERFACE_HW_IO, + CM_REQUEST_CARD_SERIAL_DATA_PATH_GET, + CM_REQUEST_CARD_SERIAL_DATA_PATH_SET, + CM_REQUEST_CARD_CONTROLLER_VERSION_GET, + CM_REQUEST_CARD_GET_STATUS, + CM_REQUEST_CARD_GET_MAC_ADDRESS, + CM_REQUEST_CARD_GET_DATA_LINK_STATUS, + CM_REQUEST_MAX, +}; + +/* reply codes to the commands above */ +enum cxacru_cm_status { + CM_STATUS_UNDEFINED, + CM_STATUS_SUCCESS, + CM_STATUS_ERROR, + CM_STATUS_UNSUPPORTED, + CM_STATUS_UNIMPLEMENTED, + CM_STATUS_PARAMETER_ERROR, + CM_STATUS_DBG_LOOPBACK, + CM_STATUS_MAX, +}; + +/* indices into CARD_INFO_GET return array */ +enum cxacru_info_idx { + CXINF_DOWNSTREAM_RATE, + CXINF_UPSTREAM_RATE, + CXINF_LINK_STATUS, + CXINF_LINE_STATUS, + CXINF_MAC_ADDRESS_HIGH, + CXINF_MAC_ADDRESS_LOW, + CXINF_UPSTREAM_SNR_MARGIN, + CXINF_DOWNSTREAM_SNR_MARGIN, + CXINF_UPSTREAM_ATTENUATION, + CXINF_DOWNSTREAM_ATTENUATION, + CXINF_TRANSMITTER_POWER, + CXINF_UPSTREAM_BITS_PER_FRAME, + CXINF_DOWNSTREAM_BITS_PER_FRAME, + CXINF_STARTUP_ATTEMPTS, + CXINF_UPSTREAM_CRC_ERRORS, + CXINF_DOWNSTREAM_CRC_ERRORS, + CXINF_UPSTREAM_FEC_ERRORS, + CXINF_DOWNSTREAM_FEC_ERRORS, + CXINF_UPSTREAM_HEC_ERRORS, + CXINF_DOWNSTREAM_HEC_ERRORS, + CXINF_LINE_STARTABLE, + CXINF_MODULATION, + CXINF_ADSL_HEADEND, + CXINF_ADSL_HEADEND_ENVIRONMENT, + CXINF_CONTROLLER_VERSION, + /* dunno what the missing two mean */ + CXINF_MAX = 0x1c, +}; + +struct cxacru_modem_type { + u32 pll_f_clk; + u32 pll_b_clk; + int boot_rom_patch; +}; + +struct cxacru_data { + struct usbatm_data *usbatm; + + const struct cxacru_modem_type *modem_type; + + int line_status; + struct work_struct poll_work; + + /* contol handles */ + struct semaphore cm_serialize; + u8 *rcv_buf; + u8 *snd_buf; + struct urb *rcv_urb; + struct urb *snd_urb; + struct completion rcv_done; + struct completion snd_done; +}; + +/* the following three functions are stolen from drivers/usb/core/message.c */ +static void cxacru_blocking_completion(struct urb *urb, struct pt_regs *regs) +{ + complete((struct completion *)urb->context); +} + +static void cxacru_timeout_kill(unsigned long data) +{ + usb_unlink_urb((struct urb *) data); +} + +static int cxacru_start_wait_urb(struct urb *urb, struct completion *done, + int* actual_length) +{ + struct timer_list timer; + int status; + + init_timer(&timer); + timer.expires = jiffies + msecs_to_jiffies(CMD_TIMEOUT); + timer.data = (unsigned long) urb; + timer.function = cxacru_timeout_kill; + add_timer(&timer); + wait_for_completion(done); + status = urb->status; + if (status == -ECONNRESET) + status = -ETIMEDOUT; + del_timer_sync(&timer); + + if (actual_length) + *actual_length = urb->actual_length; + return status; +} + +static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm, + u8 *wdata, int wsize, u8 *rdata, int rsize) +{ + int ret, actlen; + int offb, offd; + const int stride = CMD_PACKET_SIZE - 4; + u8 *wbuf = instance->snd_buf; + u8 *rbuf = instance->rcv_buf; + int wbuflen = ((wsize - 1) / stride + 1) * CMD_PACKET_SIZE; + int rbuflen = ((rsize - 1) / stride + 1) * CMD_PACKET_SIZE; + + if (wbuflen > PAGE_SIZE || rbuflen > PAGE_SIZE) { + dbg("too big transfer requested"); + ret = -ENOMEM; + goto fail; + } + + down(&instance->cm_serialize); + + /* submit reading urb before the writing one */ + init_completion(&instance->rcv_done); + ret = usb_submit_urb(instance->rcv_urb, GFP_KERNEL); + if (ret < 0) { + dbg("submitting read urb for cm %#x failed", cm); + ret = ret; + goto fail; + } + + memset(wbuf, 0, wbuflen); + /* handle wsize == 0 */ + wbuf[0] = cm; + for (offb = offd = 0; offd < wsize; offd += stride, offb += CMD_PACKET_SIZE) { + wbuf[offb] = cm; + memcpy(wbuf + offb + 4, wdata + offd, min_t(int, stride, wsize - offd)); + } + + instance->snd_urb->transfer_buffer_length = wbuflen; + init_completion(&instance->snd_done); + ret = usb_submit_urb(instance->snd_urb, GFP_KERNEL); + if (ret < 0) { + dbg("submitting write urb for cm %#x failed", cm); + ret = ret; + goto fail; + } + + ret = cxacru_start_wait_urb(instance->snd_urb, &instance->snd_done, NULL); + if (ret < 0) { + dbg("sending cm %#x failed", cm); + ret = ret; + goto fail; + } + + ret = cxacru_start_wait_urb(instance->rcv_urb, &instance->rcv_done, &actlen); + if (ret < 0) { + dbg("receiving cm %#x failed", cm); + ret = ret; + goto fail; + } + if (actlen % CMD_PACKET_SIZE || !actlen) { + dbg("response is not a positive multiple of %d: %#x", + CMD_PACKET_SIZE, actlen); + ret = -EIO; + goto fail; + } + + /* check the return status and copy the data to the output buffer, if needed */ + for (offb = offd = 0; offd < rsize && offb < actlen; offb += CMD_PACKET_SIZE) { + if (rbuf[offb] != cm) { + dbg("wrong cm %#x in response", rbuf[offb]); + ret = -EIO; + goto fail; + } + if (rbuf[offb + 1] != CM_STATUS_SUCCESS) { + dbg("response failed: %#x", rbuf[offb + 1]); + ret = -EIO; + goto fail; + } + if (offd >= rsize) + break; + memcpy(rdata + offd, rbuf + offb + 4, min_t(int, stride, rsize - offd)); + offd += stride; + } + + ret = offd; + dbg("cm %#x", cm); +fail: + up(&instance->cm_serialize); + return ret; +} + +static int cxacru_cm_get_array(struct cxacru_data *instance, enum cxacru_cm_request cm, + u32 *data, int size) +{ + int ret, len; + u32 *buf; + int offb, offd; + const int stride = CMD_PACKET_SIZE / (4 * 2) - 1; + int buflen = ((size - 1) / stride + 1 + size * 2) * 4; + + buf = kmalloc(buflen, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + ret = cxacru_cm(instance, cm, NULL, 0, (u8 *) buf, buflen); + if (ret < 0) + goto cleanup; + + /* len > 0 && len % 4 == 0 guaranteed by cxacru_cm() */ + len = ret / 4; + for (offb = 0; offb < len; ) { + int l = le32_to_cpu(buf[offb++]); + if (l > stride || l > (len - offb) / 2) { + dbg("wrong data length %#x in response", l); + ret = -EIO; + goto cleanup; + } + while (l--) { + offd = le32_to_cpu(buf[offb++]); + if (offd >= size) { + dbg("wrong index %#x in response", offd); + ret = -EIO; + goto cleanup; + } + data[offd] = le32_to_cpu(buf[offb++]); + } + } + + ret = 0; + +cleanup: + kfree(buf); + return ret; +} + +static int cxacru_card_status(struct cxacru_data *instance) +{ + int ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_STATUS, NULL, 0, NULL, 0); + if (ret < 0) { /* firmware not loaded */ + dbg("cxacru_adsl_start: CARD_GET_STATUS returned %d", ret); + return ret; + } + return 0; +} + +static void cxacru_poll_status(struct cxacru_data *instance); + +static int cxacru_atm_start(struct usbatm_data *usbatm_instance, + struct atm_dev *atm_dev) +{ + struct cxacru_data *instance = usbatm_instance->driver_data; + struct device *dev = &usbatm_instance->usb_intf->dev; + /* + struct atm_dev *atm_dev = usbatm_instance->atm_dev; + */ + int ret; + + dbg("cxacru_atm_start"); + + /* Read MAC address */ + ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_MAC_ADDRESS, NULL, 0, + atm_dev->esi, sizeof(atm_dev->esi)); + if (ret < 0) { + dev_err(dev, "cxacru_atm_start: CARD_GET_MAC_ADDRESS returned %d\n", ret); + return ret; + } + + /* start ADSL */ + ret = cxacru_cm(instance, CM_REQUEST_CHIP_ADSL_LINE_START, NULL, 0, NULL, 0); + if (ret < 0) { + dev_err(dev, "cxacru_atm_start: CHIP_ADSL_LINE_START returned %d\n", ret); + return ret; + } + + /* Start sta |