diff options
Diffstat (limited to 'carl9170fw/carlfw/usb/usb.c')
| -rw-r--r-- | carl9170fw/carlfw/usb/usb.c | 758 |
1 files changed, 0 insertions, 758 deletions
diff --git a/carl9170fw/carlfw/usb/usb.c b/carl9170fw/carlfw/usb/usb.c deleted file mode 100644 index 74b8f8c..0000000 --- a/carl9170fw/carlfw/usb/usb.c +++ /dev/null @@ -1,758 +0,0 @@ -/* - * carl9170 firmware - used by the ar9170 wireless device - * - * USB Controller - * - * Copyright (c) 2000-2005 ZyDAS Technology Corporation - * Copyright (c) 2007-2009 Atheros Communications, Inc. - * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> - * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> - * - * 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., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ -#include "carl9170.h" -#include "usb.h" -#include "printf.h" -#include "rom.h" - -/* - * NB: The firmware has to write into these structures - * so don't try to make them "const". - */ - -static struct ar9170_usb_config usb_config_highspeed = { - .cfg = { - .bLength = USB_DT_CONFIG_SIZE, - .bDescriptorType = USB_DT_CONFIG, - .wTotalLength = cpu_to_le16(sizeof(usb_config_highspeed)), - .bNumInterfaces = 1, - .bConfigurationValue = 1, - .iConfiguration = 0, - .bmAttributes = USB_CONFIG_ATT_ONE | -#ifdef CONFIG_CARL9170FW_WOL - USB_CONFIG_ATT_WAKEUP | -#endif /* CONFIG_CARL9170FW_WOL */ - 0, - .bMaxPower = 0xfa, /* 500 mA */ - }, - - .intf = { - .bLength = USB_DT_INTERFACE_SIZE, - .bDescriptorType = USB_DT_INTERFACE, - .bInterfaceNumber = 0, - .bAlternateSetting = 0, - .bNumEndpoints = AR9170_USB_NUM_EXTRA_EP, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = USB_SUBCLASS_VENDOR_SPEC, - .bInterfaceProtocol = 0, - .iInterface = 0, - }, - - .ep = { - { /* EP 1 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_OUT | AR9170_USB_EP_TX, - .bmAttributes = USB_ENDPOINT_XFER_BULK, - .wMaxPacketSize = cpu_to_le16(512), - .bInterval = 0, - }, - - { /* EP 2 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_IN | AR9170_USB_EP_RX, - .bmAttributes = USB_ENDPOINT_XFER_BULK, - .wMaxPacketSize = cpu_to_le16(512), - .bInterval = 0, - }, - - { /* EP 3 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_IN | AR9170_USB_EP_IRQ, - .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = cpu_to_le16(64), - .bInterval = 1, - }, - - { /* EP 4 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_OUT | AR9170_USB_EP_CMD, - .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = cpu_to_le16(64), - .bInterval = 1, - }, - }, -}; - -static struct ar9170_usb_config usb_config_fullspeed = { - .cfg = { - .bLength = USB_DT_CONFIG_SIZE, - .bDescriptorType = USB_DT_CONFIG, - .wTotalLength = cpu_to_le16(sizeof(usb_config_fullspeed)), - .bNumInterfaces = 1, - .bConfigurationValue = 1, - .iConfiguration = 0, - .bmAttributes = USB_CONFIG_ATT_ONE | -#ifdef CONFIG_CARL9170FW_WOL - USB_CONFIG_ATT_WAKEUP | -#endif /* CONFIG_CARL9170FW_WOL */ - 0, - .bMaxPower = 0xfa, /* 500 mA */ - }, - - .intf = { - .bLength = USB_DT_INTERFACE_SIZE, - .bDescriptorType = USB_DT_INTERFACE, - .bInterfaceNumber = 0, - .bAlternateSetting = 0, - .bNumEndpoints = AR9170_USB_NUM_EXTRA_EP, - .bInterfaceClass = USB_CLASS_VENDOR_SPEC, - .bInterfaceSubClass = USB_SUBCLASS_VENDOR_SPEC, - .bInterfaceProtocol = 0, - .iInterface = 0, - }, - - .ep = { - { /* EP 1 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_OUT | AR9170_USB_EP_TX, - .bmAttributes = USB_ENDPOINT_XFER_BULK, - .wMaxPacketSize = cpu_to_le16(64), - .bInterval = 0, - }, - - { /* EP 2 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_IN | AR9170_USB_EP_RX, - .bmAttributes = USB_ENDPOINT_XFER_BULK, - .wMaxPacketSize = cpu_to_le16(64), - .bInterval = 0, - }, - - { /* EP 3 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_IN | AR9170_USB_EP_IRQ, - .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = cpu_to_le16(64), - .bInterval = 1, - }, - - { /* EP 4 */ - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = USB_DIR_OUT | AR9170_USB_EP_CMD, - .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = cpu_to_le16(64), - .bInterval = 1, - }, - }, -}; - -#ifdef CONFIG_CARL9170FW_USB_MODESWITCH -static void usb_reset_eps(void) -{ - unsigned int i; - - /* clear all EPs' toggle bit */ - for (i = 1; i < __AR9170_USB_NUM_MAX_EP; i++) { - usb_set_input_ep_toggle(i); - usb_clear_input_ep_toggle(i); - } - - /* - * NB: I've no idea why this cannot be integrated into the - * previous loop? - */ - for (i = 1; i < __AR9170_USB_NUM_MAX_EP; i++) { - usb_set_output_ep_toggle(i); - usb_clear_output_ep_toggle(i); - } -} -#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */ - - -static void usb_pta_init(void) -{ - unsigned int usb_dma_ctrl = 0; - /* Set PTA mode to USB */ - andl(AR9170_PTA_REG_DMA_MODE_CTRL, - ~AR9170_PTA_DMA_MODE_CTRL_DISABLE_USB); - - /* Do a software reset to PTA component */ - orl(AR9170_PTA_REG_DMA_MODE_CTRL, AR9170_PTA_DMA_MODE_CTRL_RESET); - andl(AR9170_PTA_REG_DMA_MODE_CTRL, ~AR9170_PTA_DMA_MODE_CTRL_RESET); - - if (usb_detect_highspeed()) { - fw.usb.os_cfg_desc = &usb_config_fullspeed; - fw.usb.cfg_desc = &usb_config_highspeed; - - /* 512 Byte DMA transfers */ - usb_dma_ctrl |= AR9170_USB_DMA_CTL_HIGH_SPEED; - } else { - fw.usb.cfg_desc = &usb_config_fullspeed; - fw.usb.os_cfg_desc = &usb_config_highspeed; - } - -#ifdef CONFIG_CARL9170FW_USB_UP_STREAM -# if (CONFIG_CARL9170FW_RX_FRAME_LEN == 4096) - usb_dma_ctrl |= AR9170_USB_DMA_CTL_UP_STREAM_4K; -# elif (CONFIG_CARL9170FW_RX_FRAME_LEN == 8192) - usb_dma_ctrl |= AR9170_USB_DMA_CTL_UP_STREAM_8K; -# elif (CONFIG_CARL9170FW_RX_FRAME_LEN == 16384) - usb_dma_ctrl |= AR9170_USB_DMA_CTL_UP_STREAM_16K; -# elif (CONFIG_CARL9170FW_RX_FRAME_LEN == 32768) - usb_dma_ctrl |= AR9170_USB_DMA_CTL_UP_STREAM_32K; -# else -# error "Invalid AR9170_RX_FRAME_LEN setting" -# endif - -#else /* CONFIG_CARL9170FW_USB_UP_STREAM */ - usb_dma_ctrl |= AR9170_USB_DMA_CTL_UP_PACKET_MODE; -#endif /* CONFIG_CARL9170FW_USB_UP_STREAM */ - -#ifdef CONFIG_CARL9170FW_USB_DOWN_STREAM - /* Enable down stream mode */ - usb_dma_ctrl |= AR9170_USB_DMA_CTL_DOWN_STREAM; -#endif /* CONFIG_CARL9170FW_USB_DOWN_STREAM */ - -#ifdef CONFIG_CARL9170FW_USB_UP_STREAM - /* Set the up stream mode maximum aggregate number */ - set(AR9170_USB_REG_MAX_AGG_UPLOAD, 4); - - /* - * Set the up stream mode timeout value. - * NB: The vendor driver (otus) set 0x80? - */ - set(AR9170_USB_REG_UPLOAD_TIME_CTL, 0x80); -#endif /* CONFIG_CARL9170FW_USB_UP_STREAM */ - - /* Enable up stream and down stream */ - usb_dma_ctrl |= AR9170_USB_DMA_CTL_ENABLE_TO_DEVICE | - AR9170_USB_DMA_CTL_ENABLE_FROM_DEVICE; - - set(AR9170_USB_REG_DMA_CTL, usb_dma_ctrl); -} - -void usb_init(void) -{ - usb_pta_init(); - - fw.usb.config = 1; - /* - * The fw structure is always initialized with "0" - * during boot(); No need to waste precious bytes here. - * - * fw.usb.interface_setting = 0; - * fw.usb.alternate_interface_setting = 0; - * fw.usb.device_feature = 0; - */ - -#ifdef CONFIG_CARL9170FW_WOL - fw.usb.device_feature |= USB_DEVICE_REMOTE_WAKEUP; - usb_enable_remote_wakeup(); -#endif /* CONFIG_CARL9170FW_WOL */ -} - -#define GET_ARRAY(a, o) ((uint32_t *) (((unsigned long) data) + offset)) - -static void usb_ep0rx_data(const void *data, const unsigned int len) -{ - unsigned int offset; - uint32_t value; - - BUG_ON(len > AR9170_USB_EP_CTRL_MAX); - BUILD_BUG_ON(len > AR9170_USB_EP_CTRL_MAX); - - for (offset = 0; offset < ((len + 3) & ~3); offset += 4) { - value = get(AR9170_USB_REG_EP0_DATA); - memcpy(GET_ARRAY(data, offset), &value, - min(len - offset, (unsigned int)4)); - } -} - -static int usb_ep0tx_data(const void *data, const unsigned int len) -{ - unsigned int offset = 0, block, last_block = 0; - uint32_t value; - - BUG_ON(len > AR9170_USB_EP_CTRL_MAX); - BUILD_BUG_ON(len > AR9170_USB_EP_CTRL_MAX); - - block = min(len, (unsigned int) 4); - offset = 0; - while (offset < len) { - - if (last_block != block || block < 4) - setb(AR9170_USB_REG_FIFO_SIZE, (1 << block) - 1); - - memcpy(&value, GET_ARRAY(data, offset), block); - - set(AR9170_USB_REG_EP0_DATA, value); - - offset += block; - last_block = block = min(len - offset, (unsigned int) 4); - } - - setb(AR9170_USB_REG_FIFO_SIZE, 0xf); - - /* this will push the data to the host */ - return 1; -} -#undef GET_ARRAY - -#ifdef CONFIG_CARL9170FW_USB_STANDARD_CMDS -static int usb_get_status(const struct usb_ctrlrequest *ctrl) -{ - __le16 status = cpu_to_le16(fw.usb.device_feature); - - if ((ctrl->bRequestType & USB_DIR_MASK) != USB_DIR_IN) - return -1; - - switch (ctrl->bRequestType & USB_RECIP_MASK) { - case USB_RECIP_DEVICE: - status &= cpu_to_le16(~USB_DEVICE_SELF_POWERED); - status &= cpu_to_le16(~USB_DEVICE_REMOTE_WAKEUP); - break; - - case USB_RECIP_INTERFACE: - /* USB spec: This is reserved for future use. */ - status = cpu_to_le16(0); - break; - - case USB_RECIP_ENDPOINT: - case USB_RECIP_OTHER: - default: - break; - } - - return usb_ep0tx_data((const void *) &status, sizeof(status)); -} - -static int usb_get_string_desc(const struct usb_ctrlrequest *ctrl) -{ - const struct usb_string_descriptor *string_desc = NULL; - - switch (le16_to_cpu(ctrl->wValue) & 0xff) { - case 0x00: - string_desc = (const struct usb_string_descriptor *) - rom.hw.usb.string0_desc; - break; - - case 0x10: - string_desc = (const struct usb_string_descriptor *) - rom.hw.usb.string1_desc; - break; - - case 0x20: - string_desc = (const struct usb_string_descriptor *) - rom.hw.usb.string2_desc; - break; - - case 0x30: - string_desc = (const struct usb_string_descriptor *) - rom.hw.usb.string3_desc; - break; - - default: - break; - } - - if (string_desc) - return usb_ep0tx_data(string_desc, string_desc->bLength); - - return -1; -} - -static int usb_get_device_desc(const struct usb_ctrlrequest *ctrl __unused) -{ - return usb_ep0tx_data(&rom.hw.usb.device_desc, - rom.hw.usb.device_desc.bLength); -} - -static int usb_get_config_desc(const struct usb_ctrlrequest *ctrl __unused) -{ - fw.usb.cfg_desc->cfg.bDescriptorType = USB_DT_CONFIG; - - return usb_ep0tx_data(fw.usb.cfg_desc, - le16_to_cpu(fw.usb.cfg_desc->cfg.wTotalLength)); -} - -#ifdef CONFIG_CARL9170FW_USB_MODESWITCH -static int usb_get_otherspeed_desc(const struct usb_ctrlrequest *ctrl __unused) -{ - - fw.usb.os_cfg_desc->cfg.bDescriptorType = USB_DT_OTHER_SPEED_CONFIG; - - return usb_ep0tx_data(fw.usb.os_cfg_desc, - le16_to_cpu(fw.usb.os_cfg_desc->cfg.wTotalLength)); -} -#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */ - -static int usb_get_qualifier_desc(const struct usb_ctrlrequest *ctrl __unused) -{ - struct usb_qualifier_descriptor qual; - - /* - * The qualifier descriptor shares some structural details - * with the main device descriptor. - */ - - memcpy(&qual, &rom.hw.usb.device_desc, sizeof(qual)); - - /* (Re)-Initialize fields */ - qual.bDescriptorType = USB_DT_DEVICE_QUALIFIER; - qual.bLength = sizeof(qual); - qual.bNumConfigurations = rom.hw.usb.device_desc.bNumConfigurations; - qual.bRESERVED = 0; - - return usb_ep0tx_data(&qual, qual.bLength); -} - -#define USB_CHECK_REQTYPE(ctrl, recip, dir) \ - (((ctrl->bRequestType & USB_RECIP_MASK) != recip) || \ - ((ctrl->bRequestType & USB_DIR_MASK) != dir)) - -static int usb_get_descriptor(const struct usb_ctrlrequest *ctrl) -{ - int status = -1; - - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_DEVICE, USB_DIR_IN)) - return status; - - switch (le16_to_cpu(ctrl->wValue) >> 8) { - case USB_DT_DEVICE: - status = usb_get_device_desc(ctrl); - break; - - case USB_DT_CONFIG: - status = usb_get_config_desc(ctrl); - break; - - case USB_DT_STRING: - status = usb_get_string_desc(ctrl); - break; - - case USB_DT_INTERFACE: - break; - - case USB_DT_ENDPOINT: - break; - - case USB_DT_DEVICE_QUALIFIER: - status = usb_get_qualifier_desc(ctrl); - break; - -#ifdef CONFIG_CARL9170FW_USB_MODESWITCH - case USB_DT_OTHER_SPEED_CONFIG: - status = usb_get_otherspeed_desc(ctrl); - break; -#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */ - default: - break; - - } - - return status; -} - -static int usb_get_configuration(const struct usb_ctrlrequest *ctrl) -{ - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_DEVICE, USB_DIR_IN)) - return -1; - - return usb_ep0tx_data(&fw.usb.config, 1); -} - -static int usb_set_configuration(const struct usb_ctrlrequest *ctrl) -{ - unsigned int config; - - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_DEVICE, USB_DIR_OUT)) - return -1; - - config = le16_to_cpu(ctrl->wValue); - switch (config) { - case 0: - /* Disable Device */ - andb(AR9170_USB_REG_DEVICE_ADDRESS, - (uint8_t) ~(AR9170_USB_DEVICE_ADDRESS_CONFIGURE)); -#ifdef CONFIG_CARL9170FW_USB_MODESWITCH - case 1: - fw.usb.config = config; - - if (usb_detect_highspeed()) { - /* High Speed Configuration */ - usb_init_highspeed_fifo_cfg(); - } else { - /* Full Speed Configuration */ - usb_init_fullspeed_fifo_cfg(); - } - break; - - default: - return -1; - } - /* usb_pta_init() ? */ - - usb_reset_eps(); - orb(AR9170_USB_REG_DEVICE_ADDRESS, - (AR9170_USB_DEVICE_ADDRESS_CONFIGURE)); - - usb_enable_global_int(); - usb_trigger_out(); - return 1; -#else - default: - return -1; - } -#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */ -} - -static int usb_set_address(const struct usb_ctrlrequest *ctrl) -{ - unsigned int address; - - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_DEVICE, USB_DIR_OUT)) - return -1; - - address = le16_to_cpu(ctrl->wValue); - - /* - * The original firmware used 0x100 (which is, of course, - * too big to fit into uint8_t). - * However based on the available information (hw.h), BIT(7) - * is used as some sort of flag and should not be - * part of the device address. - */ - if (address >= BIT(7)) - return -1; - - setb(AR9170_USB_REG_DEVICE_ADDRESS, (uint8_t) address); - return 1; -} - -static int usb_get_interface(const struct usb_ctrlrequest *ctrl) -{ - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_INTERFACE, USB_DIR_IN)) - return -1; - - if (usb_configured() == false) - return -1; - - switch (fw.usb.config) { - case 1: - break; - - default: - return -1; - } - - return usb_ep0tx_data(&fw.usb.alternate_interface_setting, 1); -} - -static int usb_manipulate_feature(const struct usb_ctrlrequest *ctrl, bool __unused clear) -{ - unsigned int feature; - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_DEVICE, USB_DIR_OUT)) - return -1; - - if (usb_configured() == false) - return -1; - - feature = le16_to_cpu(ctrl->wValue); - -#ifdef CONFIG_CARL9170FW_WOL - if (feature & USB_DEVICE_REMOTE_WAKEUP) { - if (clear) - usb_disable_remote_wakeup(); - else - usb_enable_remote_wakeup(); - } -#endif /* CONFIG_CARL9170FW_WOL */ - - if (clear) - fw.usb.device_feature &= ~feature; - else - fw.usb.device_feature |= feature; - - return 1; -} - -#ifdef CONFIG_CARL9170FW_USB_MODESWITCH -static int usb_set_interface(const struct usb_ctrlrequest *ctrl) -{ - unsigned int intf, alt_intf; - if (USB_CHECK_REQTYPE(ctrl, USB_RECIP_INTERFACE, USB_DIR_OUT)) - return -1; - - if (usb_configured() == false) - return -1; - - intf = le16_to_cpu(ctrl->wIndex); - alt_intf = le16_to_cpu(ctrl->wValue); - - switch (intf) { - case 0: - if (alt_intf != fw.usb.cfg_desc->intf.bAlternateSetting) - return -1; - - fw.usb.interface_setting = (uint8_t) intf; - fw.usb.alternate_interface_setting = (uint8_t) alt_intf; - if (usb_detect_highspeed()) - usb_init_highspeed_fifo_cfg(); - else - usb_init_fullspeed_fifo_cfg(); - - usb_reset_eps(); - usb_enable_global_int(); - usb_trigger_out(); - return 1; - - default: - return -1; - } -} -#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */ -#endif /* CONFIG_CARL9170FW_USB_STANDARD_CMDS */ - -static int usb_standard_command(const struct usb_ctrlrequest *ctrl __unused) -{ - int status = -1; - -#ifdef CONFIG_CARL9170FW_USB_STANDARD_CMDS - switch (ctrl->bRequest) { - case USB_REQ_GET_STATUS: - status = usb_get_status(ctrl); - break; - - case USB_REQ_CLEAR_FEATURE: - case USB_REQ_SET_FEATURE: - usb_manipulate_feature(ctrl, ctrl->bRequest == USB_REQ_CLEAR_FEATURE); - break; - - case USB_REQ_SET_ADDRESS: - status = usb_set_address(ctrl); - break; - - case USB_REQ_GET_DESCRIPTOR: - status = usb_get_descriptor(ctrl); - break; - - case USB_REQ_SET_DESCRIPTOR: - break; - - case USB_REQ_GET_CONFIGURATION: - status = usb_get_configuration(ctrl); - break; - - case USB_REQ_SET_CONFIGURATION: - status = usb_set_configuration(ctrl); - break; - - case USB_REQ_GET_INTERFACE: - status = usb_get_interface(ctrl); - break; - - case USB_REQ_SET_INTERFACE: -#ifdef CONFIG_CARL9170FW_USB_MODESWITCH - status = usb_set_interface(ctrl); -#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */ - break; - - case USB_REQ_SYNCH_FRAME: - break; - - default: - break; - - } -#endif /* CONFIG_CARL9170FW_USB_STANDARD_CMDS */ - - return status; -} - -static int usb_class_command(const struct usb_ctrlrequest *ctrl __unused) -{ - return -1; -} - -static int usb_vendor_command(const struct usb_ctrlrequest *ctrl __unused) -{ - /* - * Note: Firmware upload/boot is not implemented. - * It's impossible to replace the current image - * in place. - */ - - return -1; -} - -#undef USB_CHECK_TYPE - -void usb_ep0setup(void) -{ - struct usb_ctrlrequest ctrl; - int status = -1; - usb_ep0rx_data(&ctrl, sizeof(ctrl)); - - switch (ctrl.bRequestType & USB_TYPE_MASK) { - case USB_TYPE_STANDARD: - status = usb_standard_command(&ctrl); - break; - - case USB_TYPE_CLASS: - status = usb_class_command(&ctrl); - break; - - case USB_TYPE_VENDOR: - status = usb_vendor_command(&ctrl); - break; - - default: - break; - - } - - if (status < 0) - fw.usb.ep0_action |= CARL9170_EP0_STALL; -#ifdef CONFIG_CARL9170FW_USB_STANDARD_CMDS - if (status > 0) - fw.usb.ep0_action |= CARL9170_EP0_TRIGGER; -#endif /* CONFIG_CARL9170FW_USB_STANDARD_CMDS */ -} - -void usb_ep0rx(void) -{ - if (BUG_ON(!fw.usb.ep0_txrx_buffer || !fw.usb.ep0_txrx_len)) - return ; - - usb_ep0rx_data(fw.usb.ep0_txrx_buffer, fw.usb.ep0_txrx_len); - fw.usb.ep0_txrx_pos = fw.usb.ep0_txrx_len; -} - -void usb_ep0tx(void) -{ - if (BUG_ON(!fw.usb.ep0_txrx_buffer || !fw.usb.ep0_txrx_len)) - return ; - - usb_ep0tx_data(fw.usb.ep0_txrx_buffer, fw.usb.ep0_txrx_len); - fw.usb.ep0_txrx_pos = fw.usb.ep0_txrx_len; -} |