diff options
28 files changed, 220 insertions, 1168 deletions
diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c index 2a4d36fa70b0..8582236e4cad 100644 --- a/drivers/usb/host/hwa-hc.c +++ b/drivers/usb/host/hwa-hc.c @@ -62,16 +62,12 @@ #include "../wusbcore/wa-hc.h" #include "../wusbcore/wusbhc.h" -#define D_LOCAL 0 -#include <linux/uwb/debug.h> - struct hwahc { struct wusbhc wusbhc; /* has to be 1st */ struct wahc wa; - u8 buffer[16]; /* for misc usb transactions */ }; -/** +/* * FIXME should be wusbhc * * NOTE: we need to cache the Cluster ID because later...there is no @@ -125,7 +121,6 @@ static int hwahc_op_reset(struct usb_hcd *usb_hcd) struct hwahc *hwahc = container_of(wusbhc, struct hwahc, wusbhc); struct device *dev = &hwahc->wa.usb_iface->dev; - d_fnstart(4, dev, "(hwahc %p)\n", hwahc); mutex_lock(&wusbhc->mutex); wa_nep_disarm(&hwahc->wa); result = __wa_set_feature(&hwahc->wa, WA_RESET); @@ -133,7 +128,6 @@ static int hwahc_op_reset(struct usb_hcd *usb_hcd) dev_err(dev, "error commanding HC to reset: %d\n", result); goto error_unlock; } - d_printf(3, dev, "reset: waiting for device to change state\n"); result = __wa_wait_status(&hwahc->wa, WA_STATUS_RESETTING, 0); if (result < 0) { dev_err(dev, "error waiting for HC to reset: %d\n", result); @@ -141,7 +135,6 @@ static int hwahc_op_reset(struct usb_hcd *usb_hcd) } error_unlock: mutex_unlock(&wusbhc->mutex); - d_fnend(4, dev, "(hwahc %p) = %d\n", hwahc, result); return result; } @@ -154,15 +147,9 @@ static int hwahc_op_start(struct usb_hcd *usb_hcd) int result; struct wusbhc *wusbhc = usb_hcd_to_wusbhc(usb_hcd); struct hwahc *hwahc = container_of(wusbhc, struct hwahc, wusbhc); - struct device *dev = &hwahc->wa.usb_iface->dev; - /* Set up a Host Info WUSB Information Element */ - d_fnstart(4, dev, "(hwahc %p)\n", hwahc); result = -ENOSPC; mutex_lock(&wusbhc->mutex); - /* Start the numbering from the top so that the bottom - * range of the unauth addr space is used for devices, - * the top for HCs; use 0xfe - RC# */ addr = wusb_cluster_id_get(); if (addr == 0) goto error_cluster_id_get; @@ -176,7 +163,6 @@ static int hwahc_op_start(struct usb_hcd *usb_hcd) result = 0; out: mutex_unlock(&wusbhc->mutex); - d_fnend(4, dev, "(hwahc %p) = %d\n", hwahc, result); return result; error_set_cluster_id: @@ -213,18 +199,11 @@ static int hwahc_op_resume(struct usb_hcd *usb_hcd) */ static void hwahc_op_stop(struct usb_hcd *usb_hcd) { - int result; struct wusbhc *wusbhc = usb_hcd_to_wusbhc(usb_hcd); - struct hwahc *hwahc = container_of(wusbhc, struct hwahc, wusbhc); - struct wahc *wa = &hwahc->wa; - struct device *dev = &wa->usb_iface->dev; - d_fnstart(4, dev, "(hwahc %p)\n", hwahc); mutex_lock(&wusbhc->mutex); wusb_cluster_id_put(wusbhc->cluster_id); mutex_unlock(&wusbhc->mutex); - d_fnend(4, dev, "(hwahc %p) = %d\n", hwahc, result); - return; } static int hwahc_op_get_frame_number(struct usb_hcd *usb_hcd) @@ -573,11 +552,11 @@ static int wa_fill_descr(struct wahc *wa) itr_size = le16_to_cpu(usb_dev->actconfig->desc.wTotalLength); while (itr_size >= sizeof(*hdr)) { hdr = (struct usb_descriptor_header *) itr; - d_printf(3, dev, "Extra device descriptor: " - "type %02x/%u bytes @ %zu (%zu left)\n", - hdr->bDescriptorType, hdr->bLength, - (itr - usb_dev->rawdescriptors[actconfig_idx]), - itr_size); + dev_dbg(dev, "Extra device descriptor: " + "type %02x/%u bytes @ %zu (%zu left)\n", + hdr->bDescriptorType, hdr->bLength, + (itr - usb_dev->rawdescriptors[actconfig_idx]), + itr_size); if (hdr->bDescriptorType == USB_DT_WIRE_ADAPTER) goto found; itr += hdr->bLength; @@ -786,7 +765,6 @@ static void hwahc_destroy(struct hwahc *hwahc) { struct wusbhc *wusbhc = &hwahc->wusbhc; - d_fnstart(1, NULL, "(hwahc %p)\n", hwahc); mutex_lock(&wusbhc->mutex); __wa_destroy(&hwahc->wa); wusbhc_destroy(&hwahc->wusbhc); @@ -796,7 +774,6 @@ static void hwahc_destroy(struct hwahc *hwahc) usb_put_intf(hwahc->wa.usb_iface); usb_put_dev(hwahc->wa.usb_dev); mutex_unlock(&wusbhc->mutex); - d_fnend(1, NULL, "(hwahc %p) = void\n", hwahc); } static void hwahc_init(struct hwahc *hwahc) @@ -813,7 +790,6 @@ static int hwahc_probe(struct usb_interface *usb_iface, struct hwahc *hwahc; struct device *dev = &usb_iface->dev; - d_fnstart(4, dev, "(%p, %p)\n", usb_iface, id); result = -ENOMEM; usb_hcd = usb_create_hcd(&hwahc_hc_driver, &usb_iface->dev, "wusb-hwa"); if (usb_hcd == NULL) { @@ -840,7 +816,6 @@ static int hwahc_probe(struct usb_interface *usb_iface, dev_err(dev, "Cannot setup phase B of WUSBHC: %d\n", result); goto error_wusbhc_b_create; } - d_fnend(4, dev, "(%p, %p) = 0\n", usb_iface, id); return 0; error_wusbhc_b_create: @@ -850,7 +825,6 @@ error_add_hcd: error_hwahc_create: usb_put_hcd(usb_hcd); error_alloc: - d_fnend(4, dev, "(%p, %p) = %d\n", usb_iface, id, result); return result; } @@ -864,16 +838,12 @@ static void hwahc_disconnect(struct usb_interface *usb_iface) wusbhc = usb_hcd_to_wusbhc(usb_hcd); hwahc = container_of(wusbhc, struct hwahc, wusbhc); - d_fnstart(1, NULL, "(hwahc %p [usb_iface %p])\n", hwahc, usb_iface); wusbhc_b_destroy(&hwahc->wusbhc); usb_remove_hcd(usb_hcd); hwahc_destroy(hwahc); usb_put_hcd(usb_hcd); - d_fnend(1, NULL, "(hwahc %p [usb_iface %p]) = void\n", hwahc, - usb_iface); } -/** USB device ID's that we handle */ static struct usb_device_id hwahc_id_table[] = { /* FIXME: use class labels for this */ { USB_INTERFACE_INFO(0xe0, 0x02, 0x01), }, @@ -890,18 +860,7 @@ static struct usb_driver hwahc_driver = { static int __init hwahc_driver_init(void) { - int result; - result = usb_register(&hwahc_driver); - if (result < 0) { - printk(KERN_ERR "WA-CDS: Cannot register USB driver: %d\n", - result); - goto error_usb_register; - } - return 0; - -error_usb_register: - return result; - + return usb_register(&hwahc_driver); } module_init(hwahc_driver_init); diff --git a/drivers/usb/wusbcore/crypto.c b/drivers/usb/wusbcore/crypto.c index 0ca860305feb..9d9128ac8c8e 100644 --- a/drivers/usb/wusbcore/crypto.c +++ b/drivers/usb/wusbcore/crypto.c @@ -51,7 +51,6 @@ #include <linux/uwb.h> #include <linux/usb/wusb.h> #include <linux/scatterlist.h> -#define D_LOCAL 0 #include <linux/uwb/debug.h> static int debug_crypto_verify = 0; @@ -207,9 +206,6 @@ static int wusb_ccm_mac(struct crypto_blkcipher *tfm_cbc, const u8 bzero[16] = { 0 }; size_t zero_padding; - d_fnstart(3, NULL, "(tfm_cbc %p, tfm_aes %p, mic %p, " - "n %p, a %p, b %p, blen %zu)\n", - tfm_cbc, tfm_aes, mic, n, a, b, blen); /* * These checks should be compile time optimized out * ensure @a fills b1's mac_header and following fields @@ -251,16 +247,6 @@ static int wusb_ccm_mac(struct crypto_blkcipher *tfm_cbc, b1.la = cpu_to_be16(blen + 14); memcpy(&b1.mac_header, a, sizeof(*a)); - d_printf(4, NULL, "I: B0 (%zu bytes)\n", sizeof(b0)); - d_dump(4, NULL, &b0, sizeof(b0)); - d_printf(4, NULL, "I: B1 (%zu bytes)\n", sizeof(b1)); - d_dump(4, NULL, &b1, sizeof(b1)); - d_printf(4, NULL, "I: B (%zu bytes)\n", blen); - d_dump(4, NULL, b, blen); - d_printf(4, NULL, "I: B 0-padding (%zu bytes)\n", zero_padding); - d_printf(4, NULL, "D: IV before crypto (%zu)\n", ivsize); - d_dump(4, NULL, iv, ivsize); - sg_init_table(sg, ARRAY_SIZE(sg)); sg_set_buf(&sg[0], &b0, sizeof(b0)); sg_set_buf(&sg[1], &b1, sizeof(b1)); @@ -277,8 +263,6 @@ static int wusb_ccm_mac(struct crypto_blkcipher *tfm_cbc, result); goto error_cbc_crypt; } - d_printf(4, NULL, "D: MIC tag\n"); - d_dump(4, NULL, iv, ivsize); /* Now we crypt the MIC Tag (*iv) with Ax -- values per WUSB1.0[6.5] * The procedure is to AES crypt the A0 block and XOR the MIC @@ -293,17 +277,10 @@ static int wusb_ccm_mac(struct crypto_blkcipher *tfm_cbc, ax.counter = 0; crypto_cipher_encrypt_one(tfm_aes, (void *)&ax, (void *)&ax); bytewise_xor(mic, &ax, iv, 8); - d_printf(4, NULL, "D: CTR[MIC]\n"); - d_dump(4, NULL, &ax, 8); - d_printf(4, NULL, "D: CCM-MIC tag\n"); - d_dump(4, NULL, mic, 8); result = 8; error_cbc_crypt: kfree(dst_buf); error_dst_buf: - d_fnend(3, NULL, "(tfm_cbc %p, tfm_aes %p, mic %p, " - "n %p, a %p, b %p, blen %zu)\n", - tfm_cbc, tfm_aes, mic, n, a, b, blen); return result; } @@ -325,10 +302,6 @@ ssize_t wusb_prf(void *out, size_t out_size, u64 sfn = 0; __le64 sfn_le; - d_fnstart(3, NULL, "(out %p, out_size %zu, key %p, _n %p, " - "a %p, b %p, blen %zu, len %zu)\n", out, out_size, - key, _n, a, b, blen, len); - tfm_cbc = crypto_alloc_blkcipher("cbc(aes)", 0, CRYPTO_ALG_ASYNC); if (IS_ERR(tfm_cbc)) { result = PTR_ERR(tfm_cbc); @@ -370,9 +343,6 @@ error_alloc_aes: error_setkey_cbc: crypto_free_blkcipher(tfm_cbc); error_alloc_cbc: - d_fnend(3, NULL, "(out %p, out_size %zu, key %p, _n %p, " - "a %p, b %p, blen %zu, len %zu) = %d\n", out, out_size, - key, _n, a, b, blen, len, (int)bytes); return result; } diff --git a/drivers/usb/wusbcore/dev-sysfs.c b/drivers/usb/wusbcore/dev-sysfs.c index 7897a19652e5..101834576236 100644 --- a/drivers/usb/wusbcore/dev-sysfs.c +++ b/drivers/usb/wusbcore/dev-sysfs.c @@ -28,10 +28,6 @@ #include <linux/workqueue.h> #include "wusbhc.h" -#undef D_LOCAL -#define D_LOCAL 4 -#include <linux/uwb/debug.h> - static ssize_t wusb_disconnect_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) diff --git a/drivers/usb/wusbcore/devconnect.c b/drivers/usb/wusbcore/devconnect.c index 26cbc89ea281..e2e7e4bc8463 100644 --- a/drivers/usb/wusbcore/devconnect.c +++ b/drivers/usb/wusbcore/devconnect.c @@ -91,10 +91,6 @@ #include <linux/workqueue.h> #include "wusbhc.h" -#undef D_LOCAL -#define D_LOCAL 1 -#include <linux/uwb/debug.h> - static void wusbhc_devconnect_acked_work(struct work_struct *work); static void wusb_dev_free(struct wusb_dev *wusb_dev) @@ -234,6 +230,7 @@ static struct wusb_dev *wusbhc_cack_add(struct wusbhc *wusbhc, list_add_tail(&wusb_dev->cack_node, &wusbhc->cack_list); wusbhc->cack_count++; wusbhc_fill_cack_ie(wusbhc); + return wusb_dev; } @@ -244,12 +241,9 @@ static struct wusb_dev *wusbhc_cack_add(struct wusbhc *wusbhc, */ static void wusbhc_cack_rm(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) { - struct device *dev = wusbhc->dev; - d_fnstart(3, dev, "(wusbhc %p wusb_dev %p)\n", wusbhc, wusb_dev); list_del_init(&wusb_dev->cack_node); wusbhc->cack_count--; wusbhc_fill_cack_ie(wusbhc); - d_fnend(3, dev, "(wusbhc %p wusb_dev %p) = void\n", wusbhc, wusb_dev); } /* @@ -257,14 +251,11 @@ static void wusbhc_cack_rm(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) static void wusbhc_devconnect_acked(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) { - struct device *dev = wusbhc->dev; - d_fnstart(3, dev, "(wusbhc %p wusb_dev %p)\n", wusbhc, wusb_dev); wusbhc_cack_rm(wusbhc, wusb_dev); if (wusbhc->cack_count) wusbhc_mmcie_set(wusbhc, 0, 0, &wusbhc->cack_ie.hdr); else wusbhc_mmcie_rm(wusbhc, &wusbhc->cack_ie.hdr); - d_fnend(3, dev, "(wusbhc %p wusb_dev %p) = void\n", wusbhc, wusb_dev); } static void wusbhc_devconnect_acked_work(struct work_struct *work) @@ -314,7 +305,6 @@ void wusbhc_devconnect_ack(struct wusbhc *wusbhc, struct wusb_dn_connect *dnc, struct wusb_port *port; unsigned idx, devnum; - d_fnstart(3, dev, "(%p, %p, %s)\n", wusbhc, dnc, pr_cdid); mutex_lock(&wusbhc->mutex); /* Check we are not handling it already */ @@ -367,7 +357,6 @@ void wusbhc_devconnect_ack(struct wusbhc *wusbhc, struct wusb_dn_connect *dnc, */ error_unlock: mutex_unlock(&wusbhc->mutex); - d_fnend(3, dev, "(%p, %p, %s) = void\n", wusbhc, dnc, pr_cdid); return; } @@ -390,10 +379,8 @@ error_unlock: static void __wusbhc_dev_disconnect(struct wusbhc *wusbhc, struct wusb_port *port) { - struct device *dev = wusbhc->dev; struct wusb_dev *wusb_dev = port->wusb_dev; - d_fnstart(3, dev, "(wusbhc %p, port %p)\n", wusbhc, port); port->status &= ~(USB_PORT_STAT_CONNECTION | USB_PORT_STAT_ENABLE | USB_PORT_STAT_SUSPEND | USB_PORT_STAT_RESET | USB_PORT_STAT_LOW_SPEED | USB_PORT_STAT_HIGH_SPEED); @@ -410,7 +397,6 @@ static void __wusbhc_dev_disconnect(struct wusbhc *wusbhc, * section 6.2.11.2). */ wusbhc_gtk_rekey(wusbhc); - d_fnend(3, dev, "(wusbhc %p, port %p) = void\n", wusbhc, port); /* The Wireless USB part has forgotten about the device already; now * khubd's timer will pick up the disconnection and remove the USB * device from the system @@ -535,10 +521,6 @@ static struct wusb_dev *wusbhc_find_dev_by_addr(struct wusbhc *wusbhc, u8 addr) */ static void wusbhc_handle_dn_alive(struct wusbhc *wusbhc, struct wusb_dev *wusb_dev) { - struct device *dev = wusbhc->dev; - - d_printf(2, dev, "DN ALIVE: device 0x%02x pong\n", wusb_dev->addr); - mutex_lock(&wusbhc->mutex); wusb_dev->entry_ts = jiffies; __wusbhc_keep_alive(wusbhc); @@ -571,11 +553,10 @@ static void wusbhc_handle_dn_connect(struct wusbhc *wusbhc, "no-beacon" }; - d_fnstart(3, dev, "(%p, %p, %zu)\n", wusbhc, dn_hdr, size); if (size < sizeof(*dnc)) { dev_err(dev, "DN CONNECT: short notification (%zu < %zu)\n", size, sizeof(*dnc)); - goto out; + return; } dnc = container_of(dn_hdr, struct wusb_dn_connect, hdr); @@ -587,10 +568,6 @@ static void wusbhc_handle_dn_connect(struct wusbhc *wusbhc, wusb_dn_connect_new_connection(dnc) ? "connect" : "reconnect"); /* ACK the connect */ wusbhc_devconnect_ack(wusbhc, dnc, pr_cdid); -out: - d_fnend(3, dev, "(%p, %p, %zu) = void\n", - wusbhc, dn_hdr, size); - return; } /* @@ -631,19 +608,17 @@ void wusbhc_handle_dn(struct wusbhc *wusbhc, u8 srcaddr, struct device *dev = wusbhc->dev; struct wusb_dev *wusb_dev; - d_fnstart(3, dev, "(%p, %p)\n", wusbhc, dn_hdr); - if (size < sizeof(struct wusb_dn_hdr)) { dev_err(dev, "DN data shorter than DN header (%d < %d)\n", (int)size, (int)sizeof(struct wusb_dn_hdr)); - goto out; + return; } wusb_dev = wusbhc_find_dev_by_addr(wusbhc, srcaddr); if (wusb_dev == NULL && dn_hdr->bType != WUSB_DN_CONNECT) { dev_dbg(dev, "ignoring DN %d from unconnected device %02x\n", dn_hdr->bType, srcaddr); - goto out; + return; } switch (dn_hdr->bType) { @@ -668,9 +643,6 @@ void wusbhc_handle_dn(struct wusbhc *wusbhc, u8 srcaddr, dev_warn(dev, "unknown DN %u (%d octets) from %u\n", dn_hdr->bType, (int)size, srcaddr); } -out: - d_fnend(3, dev, "(%p, %p) = void\n", wusbhc, dn_hdr); - return; } EXPORT_SYMBOL_GPL(wusbhc_handle_dn); @@ -700,59 +672,30 @@ void __wusbhc_dev_disable(struct wusbhc *wusbhc, u8 port_idx) struct wusb_dev *wusb_dev; struct wuie_disconnect *ie; - d_fnstart(3, dev, "(%p, %u)\n", wusbhc, port_idx); - result = 0; wusb_dev = wusb_port_by_idx(wusbhc, port_idx)->wusb_dev; if (wusb_dev == NULL) { /* reset no device? ignore */ dev_dbg(dev, "DISCONNECT: no device at port %u, ignoring\n", port_idx); - goto error; + return; } __wusbhc_dev_disconnect(wusbhc, wusb_port_by_idx(wusbhc, port_idx)); - result = -ENOMEM; ie = kzalloc(sizeof(*ie), GFP_KERNEL); if (ie == NULL) - goto error; + return; ie->hdr.bLength = sizeof(*ie); ie->hdr.bIEIdentifier = WUIE_ID_DEVICE_DISCONNECT; ie->bDeviceAddress = wusb_dev->addr; result = wusbhc_mmcie_set(wusbhc, 0, 0, &ie->hdr); - if (result < 0) { + if (result < 0) dev_err(dev, "DISCONNECT: can't set MMC: %d\n", result); - goto error_kfree; + else { + /* At least 6 MMCs, assuming at least 1 MMC per zone. */ + msleep(7*4); + wusbhc_mmcie_rm(wusbhc, &ie->hdr); } - - /* 120ms, hopefully 6 MMCs */ - msleep(100); - wusbhc_mmcie_rm(wusbhc, &ie->hdr); -error_kfree: kfree(ie); -error: - d_fnend(3, dev, "(%p, %u) = %d\n", wusbhc, port_idx, result); - return; -} - -static void wusb_cap_descr_printf(const unsigned level, struct device *dev, - const struct usb_wireless_cap_descriptor *wcd) -{ - d_printf(level, dev, - "WUSB Capability Descriptor\n" - " bDevCapabilityType 0x%02x\n" - " bmAttributes 0x%02x\n" - " wPhyRates 0x%04x\n" - " bmTFITXPowerInfo 0x%02x\n" - " bmFFITXPowerInfo 0x%02x\n" - " bmBandGroup 0x%04x\n" - " bReserved 0x%02x\n", - wcd->bDevCapabilityType, - wcd->bmAttributes, - le16_to_cpu(wcd->wPHYRates), - wcd->bmTFITXPowerInfo, - wcd->bmFFITXPowerInfo, - wcd->bmBandGroup, - wcd->bReserved); } /* @@ -795,8 +738,6 @@ static int wusb_dev_bos_grok(struct usb_device *usb_dev, } cap_size = cap_hdr->bLength; cap_type = cap_hdr->bDevCapabilityType; - d_printf(4, dev, "BOS Capability: 0x%02x (%zu bytes)\n", - cap_type, cap_size); if (cap_size == 0) break; if (cap_size > top - itr) { @@ -808,7 +749,6 @@ static int wusb_dev_bos_grok(struct usb_device *usb_dev, result = -EBADF; goto error_bad_cap; } - d_dump(3, dev, itr, cap_size); switch (cap_type) { case USB_CAP_TYPE_WIRELESS_USB: if (cap_size != sizeof(*wusb_dev->wusb_cap_descr)) @@ -816,10 +756,8 @@ static int wusb_dev_bos_grok(struct usb_device *usb_dev, "descriptor is %zu bytes vs %zu " "needed\n", cap_size, sizeof(*wusb_dev->wusb_cap_descr)); - else { + else wusb_dev->wusb_cap_descr = itr; - wusb_cap_descr_printf(3, dev, itr); - } break; default: dev_err(dev, "BUG? Unknown BOS capability 0x%02x " @@ -884,9 +822,7 @@ static int wusb_dev_bos_add(struct usb_device *usb_dev, "%zu bytes): %zd\n", desc_size, result); goto error_get_descriptor; } - d_printf(2, dev, "Got BOS descriptor %zd bytes, %u capabilities\n", - result, bos->bNumDeviceCaps); - d_dump(2, dev, bos, result); + result = wusb_dev_bos_grok(usb_dev, wusb_dev, bos, result); if (result < 0) goto error_bad_bos; @@ -952,8 +888,6 @@ static void wusb_dev_add_ncb(struct usb_device *usb_dev) if (usb_dev->wusb == 0 || usb_dev->devnum == 1) return; /* skip non wusb and wusb RHs */ - d_fnstart(3, dev, "(usb_dev %p)\n", usb_dev); - wusbhc = wusbhc_get_by_usb_dev(usb_dev); if (wusbhc == NULL) goto error_nodev; @@ -983,7 +917,6 @@ out: wusb_dev_put(wusb_dev); wusbhc_put(wusbhc); error_nodev: - d_fnend(3, dev, "(usb_dev %p) = void\n", usb_dev); return; wusb_dev_sysfs_rm(wusb_dev); @@ -1070,11 +1003,10 @@ EXPORT_SYMBOL_GPL(__wusb_dev_get_by_usb_dev); void wusb_dev_destroy(struct kref *_wusb_dev) { - struct wusb_dev *wusb_dev - = container_of(_wusb_dev, struct wusb_dev, refcnt); + struct wusb_dev *wusb_dev = container_of(_wusb_dev, struct wusb_dev, refcnt); + list_del_init(&wusb_dev->cack_node); wusb_dev_free(wusb_dev); - d_fnend(1, NULL, "%s (wusb_dev %p) = void\n", __func__, wusb_dev); } EXPORT_SYMBOL_GPL(wusb_dev_destroy); @@ -1086,8 +1018,6 @@ EXPORT_SYMBOL_GPL(wusb_dev_destroy); */ int wusbhc_devconnect_create(struct wusbhc *wusbhc) { - d_fnstart(3, wusbhc->dev, "(wusbhc %p)\n", wusbhc); - wusbhc->keep_alive_ie.hdr.bIEIdentifier = WUIE_ID_KEEP_ALIVE; wusbhc->keep_alive_ie.hdr.bLength = sizeof(wusbhc->keep_alive_ie.hdr); INIT_DELAYED_WORK(&wusbhc->keep_alive_timer, wusbhc_keep_alive_run); @@ -1096,7 +1026,6 @@ int wusbhc_devconnect_create(struct wusbhc *wusbhc) wusbhc->cack_ie.hdr.bLength = sizeof(wusbhc->cack_ie.hdr); INIT_LIST_HEAD(&wusbhc->cack_list); - d_fnend(3, wusbhc->dev, "(wusbhc %p) = void\n", wusbhc); return 0; } @@ -1105,8 +1034,7 @@ int wusbhc_devconnect_create(struct wusbhc *wusbhc) */ void wusbhc_devconnect_destroy(struct wusbhc *wusbhc) { - d_fnstart(3, wusbhc->dev, "(wusbhc %p)\n", wusbhc); - d_fnend(3, wusbhc->dev, "(wusbhc %p) = void\n", wusbhc); + /* no op */ } /* diff --git a/drivers/usb/wusbcore/rh.c b/drivers/usb/wusbcore/rh.c index 1c733192ec2a..95c6fa3bf6b2 100644 --- a/drivers/usb/wusbcore/rh.c +++ b/drivers/usb/wusbcore/rh.c @@ -71,9 +71,6 @@ */ #include "wusbhc.h" -#define D_LOCAL 0 -#include <linux/uwb/debug.h> - /* * Reset a fake port * @@ -142,7 +139,6 @@ int wusbhc_rh_status_data(struct usb_hcd *usb_hcd, char *_buf) size_t cnt, size; unsigned long *buf = (unsigned long *) _buf; - d_fnstart(1, wusbhc->dev, "(wusbhc %p)\n", wusbhc); /* WE DON'T LOCK, see comment */ size = wusbhc->ports_max + 1 /* hub bit */; size = (size + 8 - 1) / 8; /* round to bytes */ @@ -151,8 +147,6 @@ int wusbhc_rh_status_data(struct usb_hcd *usb_hcd, char *_buf) set_bit(cnt + 1, buf); else clear_bit(cnt + 1, buf); - d_fnend(1, wusbhc->dev, "(wusbhc %p) %u, buffer:\n", wusbhc, (int)size); - d_dump(1, wusbhc->dev, _buf, size); return size; } EXPORT_SYMBOL_GPL(wusbhc_rh_status_data); @@ -201,9 +195,7 @@ static int wusbhc_rh_get_hub_descr(struct wusbhc *wusbhc, u16 wValue, static int wusbhc_rh_clear_hub_feat(struct wusbhc *wusbhc, u16 feature) { int result; - struct device *dev = wusbhc->dev; - d_fnstart(4, dev, "(%p, feature 0x%04u)\n", wusbhc, feature); switch (feature) { case C_HUB_LOCAL_POWER: /* FIXME: maybe plug bit 0 to the power input status, @@ -215,7 +207,6 @@ static int wusbhc_rh_clear_hub_feat(struct wusbhc *wusbhc, u16 feature) default: result = -EPIPE; } - d_fnend(4, dev, "(%p, feature 0x%04u), %d\n", wusbhc, feature, result); return result; } @@ -242,14 +233,10 @@ static int wusbhc_rh_get_hub_status(struct wusbhc *wusbhc, u32 *buf, static int wusbhc_rh_set_port_feat(struct wusbhc *wusbhc, u16 feature, u8 selector, u8 port_idx) { - int result = -EINVAL; struct device *dev = wusbhc->dev; - d_fnstart(4, dev, "(feat 0x%04u, selector 0x%u, port_idx %d)\n", - feature, selector, port_idx); - if (port_idx > wusbhc->ports_max) - goto error; + return -EINVAL; switch (feature) { /* According to USB2.0[11.24.2.13]p2, these features @@ -259,35 +246,27 @@ static int wusbhc_rh_set_port_feat(struct wusbhc *wusbhc, u16 feature, case USB_PORT_FEAT_C_SUSPEND: case USB_PORT_FEAT_C_CONNECTION: case USB_PORT_FEAT_C_RESET: - result = 0; - break; - + return 0; case USB_PORT_FEAT_POWER: /* No such thing, but we fake it works */ mutex_lock(&wusbhc->mutex); wusb_port_by_idx(wusbhc, port_idx)->status |= USB_PORT_STAT_POWER; mutex_unlock(&wusbhc->mutex); - result = 0; - break; + return 0; case USB_PORT_FEAT_RESET: - result = wusbhc_rh_port_reset(wusbhc, port_idx); - break; + return wusbhc_rh_port_reset(wusbhc, port_idx); case USB_PORT_FEAT_ENABLE: case USB_PORT_FEAT_SUSPEND: dev_err(dev, "(port_idx %d) set feat %d/%d UNIMPLEMENTED\n", port_idx, feature, selector); - result = -ENOSYS; - break; + return -ENOSYS; default: dev_err(dev, "(port_idx %d) set feat %d/%d UNKNOWN\n", port_idx, feature, selector); - result = -EPIPE; - break; + return -EPIPE; } -error: - d_fnend(4, dev, "(feat 0x%04u, selector 0x%u, port_idx %d) = %d\n", - feature, selector, port_idx, result); - return result; + + return 0; } /* @@ -298,17 +277,13 @@ error: static int wusbhc_rh_clear_port_feat(struct wusbhc *wusbhc, u16 feature, u8 selector, u8 port_idx) { - int result = -EINVAL; + int result = 0; struct device *dev = wusbhc->dev; - d_fnstart(4, dev, "(wusbhc %p feat 0x%04x selector %d port_idx %d)\n", - wusbhc, feature, selector, port_idx); - if (port_idx > wusbhc->ports_max) - goto error; + return -EINVAL; mutex_lock(&wusbhc->mutex); - result = 0; switch (feature) { case USB_PORT_FEAT_POWER: /* fake port always on */ /* According to USB2.0[11.24.2.7.1.4], no need to implement? */ @@ -328,10 +303,8 @@ static int wusbhc_rh_clear_port_feat(struct wusbhc *wusbhc, u16 feature, break; case USB_PORT_FEAT_SUSPEND: case USB_PORT_FEAT_C_SUSPEND: - case 0xffff: /* ??? FIXME */ dev_err(dev, "(port_idx %d) Clear feat %d/%d UNIMPLEMENTED\n", port_idx, feature, selector); - /* dump_stack(); */ result = -ENOSYS; break; default: @@ -341,9 +314,7 @@ static int wusbhc_rh_clear_port_feat(struct wusbhc *wusbhc, u16 feature, break; } mutex_unlock(&wusbhc->mutex); -error: - d_fnend(4, dev, "(wusbhc %p feat 0x%04x selector %d port_idx %d) = " - "%d\n", wusbhc, feature, selector, port_idx, result); + return result; } @@ -355,22 +326,17 @@ error: static int wusbhc_rh_get_port_status(struct wusbhc *wusbhc, u16 port_idx, u32 *_buf, u16 wLength) { - int result = -EINVAL; u16 *buf = (u16 *) _buf; - d_fnstart(1, wusbhc->dev, "(wusbhc %p port_idx %u wLength %u)\n", - wusbhc, port_idx, wLength); if (port_idx > wusbhc->ports_max) - goto error; + return -EINVAL; + mutex_lock(&wusbhc->mutex); buf[0] = cpu_to_le16(wusb_port_by_idx(wusbhc, port_idx)->status); buf[1] = cpu_to_le16(wusb_port_by_idx(wusbhc, port_idx)->change); - result = 0; mutex_unlock(&wusbhc->mutex); -error: - d_fnend(1, wusbhc->dev, "(wusbhc %p) = %d, buffer:\n", wusbhc, result); - d_dump(1, wusbhc->dev, _buf, wLength); - return result; + + return 0; } /* diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c index ac00640bba64..f4aa28eca70d 100644 --- a/drivers/usb/wusbcore/security.c +++ b/drivers/usb/wusbcore/security.c @@ -27,19 +27,6 @@ #include <linux/random.h> #include "wusbhc.h" -/* - * DEBUG & SECURITY WARNING!!!! - * - * If you enable this past 1, the debug code will weaken the - * cryptographic safety of the system (on purpose, for debugging). - * - * Weaken means: - * we print secret keys and intermediate values all the way, - */ -#undef D_LOCAL -#define D_LOCAL 2 -#include <linux/uwb/debug.h> - static void wusbhc_set_gtk_callback(struct urb *urb); static void wusbhc_gtk_rekey_done_work(struct work_struct *work); @@ -219,7 +206,6 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, const void *itr, *top; char buf[64]; - d_fnstart(3, dev, "(usb_dev %p, wusb_dev %p)\n", usb_dev, wusb_dev); result = usb_get_descriptor(usb_dev, USB_DT_SECURITY, 0, &secd, sizeof(secd)); if (result < sizeof(secd)) { @@ -228,8 +214,6 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, goto error_secd; } secd_size = le16_to_cpu(secd.wTotalLength); - d_printf(5, dev, "got %d bytes of sec descriptor, total is %d\n", - result, secd_size); secd_buf = kmalloc(secd_size, GFP_KERNEL); if (secd_buf == NULL) { dev_err(dev, "Can't allocate space for security descriptors\n"); @@ -242,7 +226,6 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, "not enough data: %d\n", result); goto error_secd_all; } - d_printf(5, dev, "got %d bytes of sec descriptors\n", result); bytes = 0; itr = secd_buf + sizeof(secd); top = secd_buf + result; @@ -279,14 +262,12 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, goto error_no_ccm1; } wusb_dev->ccm1_etd = *ccm1_etd; - dev_info(dev, "supported encryption: %s; using %s (0x%02x/%02x)\n", - buf, wusb_et_name(ccm1_etd->bEncryptionType), - ccm1_etd->bEncryptionValue, ccm1_etd->bAuthKeyIndex); + dev_dbg(dev, "supported encryption: %s; using %s (0x%02x/%02x)\n", + buf, wusb_et_name(ccm1_etd->bEncryptionType), + ccm1_etd->bEncryptionValue, ccm1_etd->bAuthKeyIndex); result = 0; kfree(secd_buf); out: - d_fnend(3, dev, "(usb_dev %p, wusb_dev %p) = %d\n", - usb_dev, wusb_dev, result); return result; @@ -303,32 +284,6 @@ void wusb_dev_sec_rm(struct wusb_dev *wusb_dev) /* Nothing so far */ } -static void hs_printk(unsigned level, struct device *dev, - struct usb_handshake *hs) -{ - d_printf(level, dev, - " bMessageNumber: %u\n" - " bStatus: %u\n" - " tTKID: %02x %02x %02x\n" - " CDID: %02x %02x %02x %02x %02x %02x %02x %02x\n" - " %02x %02x %02x %02x %02x %02x %02x %02x\n" - " nonce: %02x %02x %02x %02x %02x %02x %02x %02x\n" - " %02x %02x %02x %02x %02x %02x %02x %02x\n" - " MIC: %02x %02x %02x %02x %02x %02x %02x %02x\n", - hs->bMessageNumber, hs->bStatus, - hs->tTKID[2], hs->tTKID[1], hs->tTKID[0], - hs->CDID[0], hs->CDID[1], hs->CDID[2], hs->CDID[3], - hs->CDID[4], hs->CDID[5], hs->CDID[6], hs->CDID[7], - hs->CDID[8], hs->CDID[9], hs->CDID[10], hs->CDID[11], - hs->CDID[12], hs->CDID[13], hs->CDID[14], hs->CDID[15], - hs->nonce[0], hs->nonce[1], hs->nonce[2], hs->nonce[3], - hs->nonce[4], hs->nonce[5], hs->nonce[6], hs->nonce[7], - hs->nonce[8], hs->nonce[9], hs->nonce[10], hs->nonce[11], - hs->nonce[12], hs->nonce[13], hs->nonce[14], hs->nonce[15], - hs->MIC[0], hs->MIC[1], hs->MIC[2], hs->MIC[3], - hs->MIC[4], hs->MIC[5], hs->MIC[6], hs->MIC[7]); -} - /** * Update the address of an unauthenticated WUSB device * @@ -421,9 +376,6 @@ int wusb_dev_4way_handshake(stru |