diff options
Diffstat (limited to 'drivers/usb/atm')
-rw-r--r-- | drivers/usb/atm/ueagle-atm.c | 52 |
1 files changed, 41 insertions, 11 deletions
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c index 830d2c98267..b38990adf1c 100644 --- a/drivers/usb/atm/ueagle-atm.c +++ b/drivers/usb/atm/ueagle-atm.c @@ -68,7 +68,7 @@ #include "usbatm.h" -#define EAGLEUSBVERSION "ueagle 1.2" +#define EAGLEUSBVERSION "ueagle 1.3" /* @@ -243,7 +243,7 @@ enum { #define BULK_TIMEOUT 300 #define CTRL_TIMEOUT 1000 -#define ACK_TIMEOUT msecs_to_jiffies(1500) +#define ACK_TIMEOUT msecs_to_jiffies(3000) #define UEA_INTR_IFACE_NO 0 #define UEA_US_IFACE_NO 1 @@ -314,6 +314,10 @@ struct cmv { ((d) & 0xff) << 16 | \ ((a) & 0xff) << 8 | \ ((b) & 0xff)) +#define GETSA1(a) ((a >> 8) & 0xff) +#define GETSA2(a) (a & 0xff) +#define GETSA3(a) ((a >> 24) & 0xff) +#define GETSA4(a) ((a >> 16) & 0xff) #define SA_CNTL MAKESA('C', 'N', 'T', 'L') #define SA_DIAG MAKESA('D', 'I', 'A', 'G') @@ -728,11 +732,12 @@ bad2: uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n", i); return; bad1: - uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n",pageno); + uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u requested\n", pageno); } static inline void wake_up_cmv_ack(struct uea_softc *sc) { + BUG_ON(sc->cmv_ack); sc->cmv_ack = 1; wake_up(&sc->cmv_ack_wait); } @@ -743,6 +748,9 @@ static inline int wait_cmv_ack(struct uea_softc *sc) sc->cmv_ack, ACK_TIMEOUT); sc->cmv_ack = 0; + uea_dbg(INS_TO_USBDEV(sc), "wait_event_timeout : %d ms\n", + jiffies_to_msecs(ret)); + if (ret < 0) return ret; @@ -791,6 +799,12 @@ static int uea_cmv(struct uea_softc *sc, struct cmv cmv; int ret; + uea_enters(INS_TO_USBDEV(sc)); + uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Address : %c%c%c%c, " + "offset : 0x%04x, data : 0x%08x\n", + FUNCTION_TYPE(function), FUNCTION_SUBTYPE(function), + GETSA1(address), GETSA2(address), GETSA3(address), + GETSA4(address), offset, data); /* we send a request, but we expect a reply */ sc->cmv_function = function | 0x2; sc->cmv_idx++; @@ -808,7 +822,9 @@ static int uea_cmv(struct uea_softc *sc, ret = uea_request(sc, UEA_SET_BLOCK, UEA_MPTX_START, CMV_SIZE, &cmv); if (ret < 0) return ret; - return wait_cmv_ack(sc); + ret = wait_cmv_ack(sc); + uea_leaves(INS_TO_USBDEV(sc)); + return ret; } static inline int uea_read_cmv(struct uea_softc *sc, @@ -922,7 +938,7 @@ static int uea_stat(struct uea_softc *sc) * we check the status again in order to detect the failure earlier */ if (sc->stats.phy.flags) { - uea_dbg(INS_TO_USBDEV(sc), "Stat flag = %d\n", + uea_dbg(INS_TO_USBDEV(sc), "Stat flag = 0x%x\n", sc->stats.phy.flags); return 0; } @@ -1063,7 +1079,13 @@ static int uea_start_reset(struct uea_softc *sc) uea_enters(INS_TO_USBDEV(sc)); uea_info(INS_TO_USBDEV(sc), "(re)booting started\n"); + /* mask interrupt */ sc->booting = 1; + /* We need to set this here because, a ack timeout could have occured, + * but before we start the reboot, the ack occurs and set this to 1. + * So we will failed to wait Ready CMV. + */ + sc->cmv_ack = 0; UPDATE_ATM_STAT(signal, ATM_PHY_SIG_LOST); /* reset statistics */ @@ -1089,6 +1111,7 @@ static int uea_start_reset(struct uea_softc *sc) msleep(1000); sc->cmv_function = MAKEFUNCTION(ADSLDIRECTIVE, MODEMREADY); + /* demask interrupt */ sc->booting = 0; /* start loading DSP */ @@ -1101,6 +1124,8 @@ static int uea_start_reset(struct uea_softc *sc) if (ret < 0) return ret; + uea_vdbg(INS_TO_USBDEV(sc), "Ready CMV received\n"); + /* Enter in R-IDLE (cmv) until instructed otherwise */ ret = uea_write_cmv(sc, SA_CNTL, 0, 1); if (ret < 0) @@ -1121,6 +1146,7 @@ static int uea_start_reset(struct uea_softc *sc) } /* Enter in R-ACT-REQ */ ret = uea_write_cmv(sc, SA_CNTL, 0, 2); + uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n"); out: release_firmware(cmvs_fw); sc->reset = 0; @@ -1235,6 +1261,7 @@ static void uea_dispatch_cmv(struct uea_softc *sc, struct cmv* cmv) if (cmv->bFunction == MAKEFUNCTION(ADSLDIRECTIVE, MODEMREADY)) { wake_up_cmv_ack(sc); + uea_leaves(INS_TO_USBDEV(sc)); return; } @@ -1249,6 +1276,7 @@ static void uea_dispatch_cmv(struct uea_softc *sc, struct cmv* cmv) sc->data = sc->data << 16 | sc->data >> 16; wake_up_cmv_ack(sc); + uea_leaves(INS_TO_USBDEV(sc)); return; bad2: @@ -1256,12 +1284,14 @@ bad2: "Function : %d, Subfunction : %d\n", FUNCTION_TYPE(cmv->bFunction), FUNCTION_SUBTYPE(cmv->bFunction)); + uea_leaves(INS_TO_USBDEV(sc)); return; bad1: uea_err(INS_TO_USBDEV(sc), "invalid cmv received, " "wPreamble %d, bDirection %d\n", le16_to_cpu(cmv->wPreamble), cmv->bDirection); + uea_leaves(INS_TO_USBDEV(sc)); } /* @@ -1346,7 +1376,7 @@ static int uea_boot(struct uea_softc *sc) if (ret < 0) { uea_err(INS_TO_USBDEV(sc), "urb submition failed with error %d\n", ret); - goto err1; + goto err; } sc->kthread = kthread_run(uea_kthread, sc, "ueagle-atm"); @@ -1360,10 +1390,10 @@ static int uea_boot(struct uea_softc *sc) err2: usb_kill_urb(sc->urb_int); -err1: - kfree(intr); err: usb_free_urb(sc->urb_int); + sc->urb_int = NULL; + kfree(intr); uea_leaves(INS_TO_USBDEV(sc)); return -ENOMEM; } @@ -1508,7 +1538,7 @@ static ssize_t read_##name(struct device *dev, \ int ret = -ENODEV; \ struct uea_softc *sc; \ \ - mutex_lock(&uea_mutex); \ + mutex_lock(&uea_mutex); \ sc = dev_to_uea(dev); \ if (!sc) \ goto out; \ @@ -1516,7 +1546,7 @@ static ssize_t read_##name(struct device *dev, \ if (reset) \ sc->stats.phy.name = 0; \ out: \ - mutex_unlock(&uea_mutex); \ + mutex_unlock(&uea_mutex); \ return ret; \ } \ \ @@ -1643,7 +1673,7 @@ static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf, sc = kzalloc(sizeof(struct uea_softc), GFP_KERNEL); if (!sc) { - uea_err(INS_TO_USBDEV(sc), "uea_init: not enough memory !\n"); + uea_err(usb, "uea_init: not enough memory !\n"); return -ENOMEM; } |