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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.c101
1 files changed, 49 insertions, 52 deletions
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index f5434b1cbb1..dae4ef1e8fe 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -64,11 +64,13 @@
#include <linux/kthread.h>
#include <linux/version.h>
#include <linux/mutex.h>
+#include <linux/freezer.h>
+
#include <asm/unaligned.h>
#include "usbatm.h"
-#define EAGLEUSBVERSION "ueagle 1.3"
+#define EAGLEUSBVERSION "ueagle 1.4"
/*
@@ -80,14 +82,14 @@
dev_dbg(&(usb_dev)->dev, \
"[ueagle-atm dbg] %s: " format, \
__FUNCTION__, ##args); \
- } while (0)
+ } while (0)
#define uea_vdbg(usb_dev, format, args...) \
do { \
if (debug >= 2) \
dev_dbg(&(usb_dev)->dev, \
"[ueagle-atm vdbg] " format, ##args); \
- } while (0)
+ } while (0)
#define uea_enters(usb_dev) \
uea_vdbg(usb_dev, "entering %s\n", __FUNCTION__)
@@ -218,8 +220,8 @@ enum {
#define UEA_CHIP_VERSION(x) \
((x)->driver_info & 0xf)
-#define IS_ISDN(sc) \
- (le16_to_cpu(sc->usb_dev->descriptor.bcdDevice) & 0x80)
+#define IS_ISDN(usb_dev) \
+ (le16_to_cpu((usb_dev)->descriptor.bcdDevice) & 0x80)
#define INS_TO_USBDEV(ins) ins->usb_dev
@@ -401,9 +403,8 @@ static int uea_send_modem_cmd(struct usb_device *usb,
int ret = -ENOMEM;
u8 *xfer_buff;
- xfer_buff = kmalloc(size, GFP_KERNEL);
+ xfer_buff = kmemdup(buff, size, GFP_KERNEL);
if (xfer_buff) {
- memcpy(xfer_buff, buff, size);
ret = usb_control_msg(usb,
usb_sndctrlpipe(usb, 0),
LOAD_INTERNAL,
@@ -595,14 +596,12 @@ static int uea_idma_write(struct uea_softc *sc, void *data, u32 size)
u8 *xfer_buff;
int bytes_read;
- xfer_buff = kmalloc(size, GFP_KERNEL);
+ xfer_buff = kmemdup(data, size, GFP_KERNEL);
if (!xfer_buff) {
uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
return ret;
}
- memcpy(xfer_buff, data, size);
-
ret = usb_bulk_msg(sc->usb_dev,
usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE),
xfer_buff, size, &bytes_read, BULK_TIMEOUT);
@@ -625,12 +624,12 @@ static int request_dsp(struct uea_softc *sc)
char *dsp_name;
if (UEA_CHIP_VERSION(sc) == ADI930) {
- if (IS_ISDN(sc))
+ if (IS_ISDN(sc->usb_dev))
dsp_name = FW_DIR "DSP9i.bin";
else
dsp_name = FW_DIR "DSP9p.bin";
} else {
- if (IS_ISDN(sc))
+ if (IS_ISDN(sc->usb_dev))
dsp_name = FW_DIR "DSPei.bin";
else
dsp_name = FW_DIR "DSPep.bin";
@@ -658,9 +657,9 @@ static int request_dsp(struct uea_softc *sc)
/*
* The uea_load_page() function must be called within a process context
*/
-static void uea_load_page(void *xsc)
+static void uea_load_page(struct work_struct *work)
{
- struct uea_softc *sc = xsc;
+ struct uea_softc *sc = container_of(work, struct uea_softc, task);
u16 pageno = sc->pageno;
u16 ovl = sc->ovl;
struct block_info bi;
@@ -744,7 +743,7 @@ static inline void wake_up_cmv_ack(struct uea_softc *sc)
static inline int wait_cmv_ack(struct uea_softc *sc)
{
- int ret = wait_event_timeout(sc->cmv_ack_wait,
+ int ret = wait_event_interruptible_timeout(sc->cmv_ack_wait,
sc->cmv_ack, ACK_TIMEOUT);
sc->cmv_ack = 0;
@@ -765,12 +764,11 @@ static int uea_request(struct uea_softc *sc,
u8 *xfer_buff;
int ret = -ENOMEM;
- xfer_buff = kmalloc(size, GFP_KERNEL);
+ xfer_buff = kmemdup(data, size, GFP_KERNEL);
if (!xfer_buff) {
uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
return ret;
}
- memcpy(xfer_buff, data, size);
ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0),
UCDC_SEND_ENCAPSULATED_COMMAND,
@@ -885,7 +883,8 @@ static int uea_stat(struct uea_softc *sc)
break;
case 3: /* fail ... */
- uea_info(INS_TO_USBDEV(sc), "modem synchronization failed\n");
+ uea_info(INS_TO_USBDEV(sc), "modem synchronization failed"
+ " (may be try other cmv/dsp)\n");
return -EAGAIN;
case 4 ... 6: /* test state */
@@ -913,12 +912,6 @@ static int uea_stat(struct uea_softc *sc)
release_firmware(sc->dsp_firm);
sc->dsp_firm = NULL;
}
-
- ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid);
- if (ret < 0)
- return ret;
- uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
- sc->stats.phy.firmid);
}
/* always update it as atm layer could not be init when we switch to
@@ -1033,9 +1026,9 @@ static int request_cmvs(struct uea_softc *sc,
if (cmv_file[sc->modem_index] == NULL) {
if (UEA_CHIP_VERSION(sc) == ADI930)
- file = (IS_ISDN(sc)) ? "CMV9i.bin" : "CMV9p.bin";
+ file = (IS_ISDN(sc->usb_dev)) ? "CMV9i.bin" : "CMV9p.bin";
else
- file = (IS_ISDN(sc)) ? "CMVei.bin" : "CMVep.bin";
+ file = (IS_ISDN(sc->usb_dev)) ? "CMVei.bin" : "CMVep.bin";
} else
file = cmv_file[sc->modem_index];
@@ -1131,6 +1124,13 @@ static int uea_start_reset(struct uea_softc *sc)
if (ret < 0)
return ret;
+ /* Dump firmware version */
+ ret = uea_read_cmv(sc, SA_INFO, 10, &sc->stats.phy.firmid);
+ if (ret < 0)
+ return ret;
+ uea_info(INS_TO_USBDEV(sc), "ATU-R firmware version : %x\n",
+ sc->stats.phy.firmid);
+
/* get options */
ret = len = request_cmvs(sc, &cmvs, &cmvs_fw);
if (ret < 0)
@@ -1147,6 +1147,8 @@ 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");
+ uea_info(INS_TO_USBDEV(sc), "Modem started, "
+ "waiting synchronization\n");
out:
release_firmware(cmvs_fw);
sc->reset = 0;
@@ -1172,7 +1174,10 @@ static int uea_kthread(void *data)
if (!ret)
ret = uea_stat(sc);
if (ret != -EAGAIN)
- msleep(1000);
+ msleep_interruptible(1000);
+ if (try_to_freeze())
+ uea_err(INS_TO_USBDEV(sc), "suspend/resume not supported, "
+ "please unplug/replug your modem\n");
}
uea_leaves(INS_TO_USBDEV(sc));
return ret;
@@ -1345,7 +1350,7 @@ static int uea_boot(struct uea_softc *sc)
uea_enters(INS_TO_USBDEV(sc));
- INIT_WORK(&sc->task, uea_load_page, sc);
+ INIT_WORK(&sc->task, uea_load_page);
init_waitqueue_head(&sc->sync_q);
init_waitqueue_head(&sc->cmv_ack_wait);
@@ -1566,6 +1571,7 @@ UEA_ATTR(uscorr, 0);
UEA_ATTR(dscorr, 0);
UEA_ATTR(usunc, 0);
UEA_ATTR(dsunc, 0);
+UEA_ATTR(firmid, 0);
/* Retrieve the device End System Identifier (MAC) */
@@ -1597,7 +1603,7 @@ static int uea_heavy(struct usbatm_data *usbatm, struct usb_interface *intf)
{
struct uea_softc *sc = usbatm->driver_data;
- wait_event(sc->sync_q, IS_OPERATIONAL(sc));
+ wait_event_interruptible(sc->sync_q, IS_OPERATIONAL(sc));
return 0;
@@ -1639,16 +1645,13 @@ static struct attribute *attrs[] = {
&dev_attr_stat_dscorr.attr,
&dev_attr_stat_usunc.attr,
&dev_attr_stat_dsunc.attr,
+ &dev_attr_stat_firmid.attr,
+ NULL,
};
static struct attribute_group attr_grp = {
.attrs = attrs,
};
-static int create_fs_entries(struct usb_interface *intf)
-{
- return sysfs_create_group(&intf->dev.kobj, &attr_grp);
-}
-
static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -1708,31 +1711,25 @@ static int uea_bind(struct usbatm_data *usbatm, struct usb_interface *intf,
}
}
+ ret = sysfs_create_group(&intf->dev.kobj, &attr_grp);
+ if (ret < 0)
+ goto error;
+
ret = uea_boot(sc);
- if (ret < 0) {
- kfree(sc);
- return ret;
- }
+ if (ret < 0)
+ goto error;
- ret = create_fs_entries(intf);
- if (ret) {
- uea_stop(sc);
- kfree(sc);
- return ret;
- }
return 0;
-}
-
-static void destroy_fs_entries(struct usb_interface *intf)
-{
- sysfs_remove_group(&intf->dev.kobj, &attr_grp);
+error:
+ kfree(sc);
+ return ret;
}
static void uea_unbind(struct usbatm_data *usbatm, struct usb_interface *intf)
{
struct uea_softc *sc = usbatm->driver_data;
- destroy_fs_entries(intf);
+ sysfs_remove_group(&intf->dev.kobj, &attr_grp);
uea_stop(sc);
kfree(sc);
}
@@ -1753,10 +1750,10 @@ static int uea_probe(struct usb_interface *intf, const struct usb_device_id *id)
struct usb_device *usb = interface_to_usbdev(intf);
uea_enters(usb);
- uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s\n",
+ uea_info(usb, "ADSL device founded vid (%#X) pid (%#X) : %s %s\n",
le16_to_cpu(usb->descriptor.idVendor),
le16_to_cpu(usb->descriptor.idProduct),
- chip_name[UEA_CHIP_VERSION(id)]);
+ chip_name[UEA_CHIP_VERSION(id)], IS_ISDN(usb)?"isdn":"pots");
usb_reset_device(usb);