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path: root/drivers/usb/atm/ueagle-atm.c
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Diffstat (limited to 'drivers/usb/atm/ueagle-atm.c')
-rw-r--r--drivers/usb/atm/ueagle-atm.c52
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;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 13:30:00 +0000