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path: root/drivers/usb/atm/cxacru.c
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Diffstat (limited to 'drivers/usb/atm/cxacru.c')
-rw-r--r--drivers/usb/atm/cxacru.c92
1 files changed, 44 insertions, 48 deletions
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index af0a41e7870e..04631dcbabbc 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -36,6 +36,7 @@
#include <linux/init.h>
#include <linux/device.h> /* FIXME: linux/firmware.h should include it itself */
#include <linux/firmware.h>
+#include <linux/mutex.h>
#include "usbatm.h"
@@ -160,7 +161,7 @@ struct cxacru_data {
struct work_struct poll_work;
/* contol handles */
- struct semaphore cm_serialize;
+ struct mutex cm_serialize;
u8 *rcv_buf;
u8 *snd_buf;
struct urb *rcv_urb;
@@ -219,7 +220,7 @@ static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm,
goto fail;
}
- down(&instance->cm_serialize);
+ mutex_lock(&instance->cm_serialize);
/* submit reading urb before the writing one */
init_completion(&instance->rcv_done);
@@ -288,7 +289,7 @@ static int cxacru_cm(struct cxacru_data *instance, enum cxacru_cm_request cm,
ret = offd;
dbg("cm %#x", cm);
fail:
- up(&instance->cm_serialize);
+ mutex_unlock(&instance->cm_serialize);
return ret;
}
@@ -352,7 +353,6 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance,
struct atm_dev *atm_dev)
{
struct cxacru_data *instance = usbatm_instance->driver_data;
- struct device *dev = &usbatm_instance->usb_intf->dev;
/*
struct atm_dev *atm_dev = usbatm_instance->atm_dev;
*/
@@ -364,14 +364,14 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance,
ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_MAC_ADDRESS, NULL, 0,
atm_dev->esi, sizeof(atm_dev->esi));
if (ret < 0) {
- dev_err(dev, "cxacru_atm_start: CARD_GET_MAC_ADDRESS returned %d\n", ret);
+ atm_err(usbatm_instance, "cxacru_atm_start: CARD_GET_MAC_ADDRESS returned %d\n", ret);
return ret;
}
/* start ADSL */
ret = cxacru_cm(instance, CM_REQUEST_CHIP_ADSL_LINE_START, NULL, 0, NULL, 0);
if (ret < 0) {
- dev_err(dev, "cxacru_atm_start: CHIP_ADSL_LINE_START returned %d\n", ret);
+ atm_err(usbatm_instance, "cxacru_atm_start: CHIP_ADSL_LINE_START returned %d\n", ret);
return ret;
}
@@ -383,13 +383,13 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance,
static void cxacru_poll_status(struct cxacru_data *instance)
{
u32 buf[CXINF_MAX] = {};
- struct device *dev = &instance->usbatm->usb_intf->dev;
- struct atm_dev *atm_dev = instance->usbatm->atm_dev;
+ struct usbatm_data *usbatm = instance->usbatm;
+ struct atm_dev *atm_dev = usbatm->atm_dev;
int ret;
ret = cxacru_cm_get_array(instance, CM_REQUEST_CARD_INFO_GET, buf, CXINF_MAX);
if (ret < 0) {
- dev_warn(dev, "poll status: error %d\n", ret);
+ atm_warn(usbatm, "poll status: error %d\n", ret);
goto reschedule;
}
@@ -400,50 +400,50 @@ static void cxacru_poll_status(struct cxacru_data *instance)
switch (instance->line_status) {
case 0:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: down\n");
+ atm_info(usbatm, "ADSL line: down\n");
break;
case 1:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: attemtping to activate\n");
+ atm_info(usbatm, "ADSL line: attempting to activate\n");
break;
case 2:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: training\n");
+ atm_info(usbatm, "ADSL line: training\n");
break;
case 3:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: channel analysis\n");
+ atm_info(usbatm, "ADSL line: channel analysis\n");
break;
case 4:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: exchange\n");
+ atm_info(usbatm, "ADSL line: exchange\n");
break;
case 5:
atm_dev->link_rate = buf[CXINF_DOWNSTREAM_RATE] * 1000 / 424;
atm_dev->signal = ATM_PHY_SIG_FOUND;
- dev_info(dev, "ADSL line: up (%d kb/s down | %d kb/s up)\n",
+ atm_info(usbatm, "ADSL line: up (%d kb/s down | %d kb/s up)\n",
buf[CXINF_DOWNSTREAM_RATE], buf[CXINF_UPSTREAM_RATE]);
break;
case 6:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: waiting\n");
+ atm_info(usbatm, "ADSL line: waiting\n");
break;
case 7:
atm_dev->signal = ATM_PHY_SIG_LOST;
- dev_info(dev, "ADSL line: initializing\n");
+ atm_info(usbatm, "ADSL line: initializing\n");
break;
default:
atm_dev->signal = ATM_PHY_SIG_UNKNOWN;
- dev_info(dev, "Unknown line state %02x\n", instance->line_status);
+ atm_info(usbatm, "Unknown line state %02x\n", instance->line_status);
break;
}
reschedule:
@@ -504,8 +504,8 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
{
int ret;
int off;
- struct usb_device *usb_dev = instance->usbatm->usb_dev;
- struct device *dev = &instance->usbatm->usb_intf->dev;
+ struct usbatm_data *usbatm = instance->usbatm;
+ struct usb_device *usb_dev = usbatm->usb_dev;
u16 signature[] = { usb_dev->descriptor.idVendor, usb_dev->descriptor.idProduct };
u32 val;
@@ -515,7 +515,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
val = cpu_to_le32(instance->modem_type->pll_f_clk);
ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, PLLFCLK_ADDR, (u8 *) &val, 4);
if (ret) {
- dev_err(dev, "FirmwarePllFClkValue failed: %d\n", ret);
+ usb_err(usbatm, "FirmwarePllFClkValue failed: %d\n", ret);
return;
}
@@ -523,7 +523,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
val = cpu_to_le32(instance->modem_type->pll_b_clk);
ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, PLLBCLK_ADDR, (u8 *) &val, 4);
if (ret) {
- dev_err(dev, "FirmwarePllBClkValue failed: %d\n", ret);
+ usb_err(usbatm, "FirmwarePllBClkValue failed: %d\n", ret);
return;
}
@@ -531,14 +531,14 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
val = cpu_to_le32(SDRAM_ENA);
ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, SDRAMEN_ADDR, (u8 *) &val, 4);
if (ret) {
- dev_err(dev, "Enable SDRAM failed: %d\n", ret);
+ usb_err(usbatm, "Enable SDRAM failed: %d\n", ret);
return;
}
/* Firmware */
ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, FW_ADDR, fw->data, fw->size);
if (ret) {
- dev_err(dev, "Firmware upload failed: %d\n", ret);
+ usb_err(usbatm, "Firmware upload failed: %d\n", ret);
return;
}
@@ -546,7 +546,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
if (instance->modem_type->boot_rom_patch) {
ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, BR_ADDR, bp->data, bp->size);
if (ret) {
- dev_err(dev, "Boot ROM patching failed: %d\n", ret);
+ usb_err(usbatm, "Boot ROM patching failed: %d\n", ret);
return;
}
}
@@ -554,7 +554,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
/* Signature */
ret = cxacru_fw(usb_dev, FW_WRITE_MEM, 0x2, 0x0, SIG_ADDR, (u8 *) signature, 4);
if (ret) {
- dev_err(dev, "Signature storing failed: %d\n", ret);
+ usb_err(usbatm, "Signature storing failed: %d\n", ret);
return;
}
@@ -566,7 +566,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
ret = cxacru_fw(usb_dev, FW_GOTO_MEM, 0x0, 0x0, FW_ADDR, NULL, 0);
}
if (ret) {
- dev_err(dev, "Passing control to firmware failed: %d\n", ret);
+ usb_err(usbatm, "Passing control to firmware failed: %d\n", ret);
return;
}
@@ -580,7 +580,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
ret = cxacru_cm(instance, CM_REQUEST_CARD_GET_STATUS, NULL, 0, NULL, 0);
if (ret < 0) {
- dev_err(dev, "modem failed to initialize: %d\n", ret);
+ usb_err(usbatm, "modem failed to initialize: %d\n", ret);
return;
}
@@ -597,7 +597,7 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
ret = cxacru_cm(instance, CM_REQUEST_CARD_DATA_SET,
(u8 *) buf, len, NULL, 0);
if (ret < 0) {
- dev_err(dev, "load config data failed: %d\n", ret);
+ usb_err(usbatm, "load config data failed: %d\n", ret);
return;
}
}
@@ -608,18 +608,19 @@ static void cxacru_upload_firmware(struct cxacru_data *instance,
static int cxacru_find_firmware(struct cxacru_data *instance,
char* phase, const struct firmware **fw_p)
{
- struct device *dev = &instance->usbatm->usb_intf->dev;
+ struct usbatm_data *usbatm = instance->usbatm;
+ struct device *dev = &usbatm->usb_intf->dev;
char buf[16];
sprintf(buf, "cxacru-%s.bin", phase);
dbg("cxacru_find_firmware: looking for %s", buf);
if (request_firmware(fw_p, buf, dev)) {
- dev_dbg(dev, "no stage %s firmware found\n", phase);
+ usb_dbg(usbatm, "no stage %s firmware found\n", phase);
return -ENOENT;
}
- dev_info(dev, "found firmware %s\n", buf);
+ usb_info(usbatm, "found firmware %s\n", buf);
return 0;
}
@@ -627,20 +628,19 @@ static int cxacru_find_firmware(struct cxacru_data *instance,
static int cxacru_heavy_init(struct usbatm_data *usbatm_instance,
struct usb_interface *usb_intf)
{
- struct device *dev = &usbatm_instance->usb_intf->dev;
const struct firmware *fw, *bp, *cf;
struct cxacru_data *instance = usbatm_instance->driver_data;
int ret = cxacru_find_firmware(instance, "fw", &fw);
if (ret) {
- dev_warn(dev, "firmware (cxacru-fw.bin) unavailable (hotplug misconfiguration?)\n");
+ usb_warn(usbatm_instance, "firmware (cxacru-fw.bin) unavailable (system misconfigured?)\n");
return ret;
}
if (instance->modem_type->boot_rom_patch) {
ret = cxacru_find_firmware(instance, "bp", &bp);
if (ret) {
- dev_warn(dev, "boot ROM patch (cxacru-bp.bin) unavailable (hotplug misconfiguration?)\n");
+ usb_warn(usbatm_instance, "boot ROM patch (cxacru-bp.bin) unavailable (system misconfigured?)\n");
release_firmware(fw);
return ret;
}
@@ -667,22 +667,19 @@ static int cxacru_heavy_init(struct usbatm_data *usbatm_instance,
}
static int cxacru_bind(struct usbatm_data *usbatm_instance,
- struct usb_interface *intf, const struct usb_device_id *id,
- int *need_heavy_init)
+ struct usb_interface *intf, const struct usb_device_id *id)
{
struct cxacru_data *instance;
struct usb_device *usb_dev = interface_to_usbdev(intf);
int ret;
/* instance init */
- instance = kmalloc(sizeof(*instance), GFP_KERNEL);
+ instance = kzalloc(sizeof(*instance), GFP_KERNEL);
if (!instance) {
dbg("cxacru_bind: no memory for instance data");
return -ENOMEM;
}
- memset(instance, 0, sizeof(*instance));
-
instance->usbatm = usbatm_instance;
instance->modem_type = (struct cxacru_modem_type *) id->driver_info;
@@ -721,13 +718,13 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance,
instance->snd_buf, PAGE_SIZE,
cxacru_blocking_completion, &instance->snd_done, 4);
- init_MUTEX(&instance->cm_serialize);
+ mutex_init(&instance->cm_serialize);
INIT_WORK(&instance->poll_work, (void *)cxacru_poll_status, instance);
usbatm_instance->driver_data = instance;
- *need_heavy_init = cxacru_card_status(instance);
+ usbatm_instance->flags = (cxacru_card_status(instance) ? 0 : UDSL_SKIP_HEAVY_INIT);
return 0;
@@ -787,12 +784,12 @@ static const struct usb_device_id cxacru_usb_ids[] = {
{ /* V = Conexant P = ADSL modem (Hasbani project) */
USB_DEVICE(0x0572, 0xcb00), .driver_info = (unsigned long) &cxacru_cb00
},
- { /* V = Conexant P = ADSL modem (Well PTI-800 */
- USB_DEVICE(0x0572, 0xcb02), .driver_info = (unsigned long) &cxacru_cb00
- },
{ /* V = Conexant P = ADSL modem */
USB_DEVICE(0x0572, 0xcb01), .driver_info = (unsigned long) &cxacru_cb00
},
+ { /* V = Conexant P = ADSL modem (Well PTI-800) */
+ USB_DEVICE(0x0572, 0xcb02), .driver_info = (unsigned long) &cxacru_cb00
+ },
{ /* V = Conexant P = ADSL modem */
USB_DEVICE(0x0572, 0xcb06), .driver_info = (unsigned long) &cxacru_cb00
},
@@ -835,14 +832,13 @@ static const struct usb_device_id cxacru_usb_ids[] = {
MODULE_DEVICE_TABLE(usb, cxacru_usb_ids);
static struct usbatm_driver cxacru_driver = {
- .owner = THIS_MODULE,
.driver_name = cxacru_driver_name,
.bind = cxacru_bind,
.heavy_init = cxacru_heavy_init,
.unbind = cxacru_unbind,
.atm_start = cxacru_atm_start,
- .in = CXACRU_EP_DATA,
- .out = CXACRU_EP_DATA,
+ .bulk_in = CXACRU_EP_DATA,
+ .bulk_out = CXACRU_EP_DATA,
.rx_padding = 3,
.tx_padding = 11,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 17:55:24 +0000