[PATCH 3/9] Update messaging and usb_device refs in ni_usb

Dave Penkler
2024-11-01T17:47:46Z

Replace GPIB_DPRINTK with dev_dbg
Replace pr_xxx with dev_xxx wherever possible
Use previously initialized usb_device pointer
for usb_get_dev() and usb_put_dev().

Signed-off-by: Dave Penkler <dpenkler@gmail.com>
---
drivers/staging/gpib/ni_usb/ni_usb_gpib.c | 377 ++++++++++++----------
1 file changed, 205 insertions(+), 172 deletions(-)

diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c
index 9ff56b063681..50ec934fe8be 100644
--- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c
+++ b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c
@@ -132,13 +132,14 @@ static int ni_usb_nonblocking_send_bulk_msg(struct ni_usb_priv *ni_priv, void *d
if (timeout_msecs)
mod_timer(&ni_priv->bulk_timer, jiffies + msecs_to_jiffies(timeout_msecs));

- //pr_err("%s: submitting urb\n", __func__);
+ //dev_err(&usb_dev->dev, "%s: submitting urb\n", __func__);
retval = usb_submit_urb(ni_priv->bulk_urb, GFP_KERNEL);
if (retval) {
del_timer_sync(&ni_priv->bulk_timer);
usb_free_urb(ni_priv->bulk_urb);
ni_priv->bulk_urb = NULL;
- pr_err("%s: failed to submit bulk out urb, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n",
+ __func__, retval);
mutex_unlock(&ni_priv->bulk_transfer_lock);
return retval;
}
@@ -146,7 +147,7 @@ static int ni_usb_nonblocking_send_bulk_msg(struct ni_usb_priv *ni_priv, void *d
down(&context->complete); // wait for ni_usb_bulk_complete
if (context->timed_out) {
usb_kill_urb(ni_priv->bulk_urb);
- pr_err("%s: killed urb due to timeout\n", __func__);
+ dev_err(&usb_dev->dev, "%s: killed urb due to timeout\n", __func__);
retval = -ETIMEDOUT;
} else {
retval = ni_priv->bulk_urb->status;
@@ -224,7 +225,8 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv,
del_timer_sync(&ni_priv->bulk_timer);
usb_free_urb(ni_priv->bulk_urb);
ni_priv->bulk_urb = NULL;
- pr_err("%s: failed to submit bulk out urb, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n",
+ __func__, retval);
mutex_unlock(&ni_priv->bulk_transfer_lock);
return retval;
}
@@ -249,7 +251,7 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv,
}
if (context->timed_out) {
usb_kill_urb(ni_priv->bulk_urb);
- pr_err("%s: killed urb due to timeout\n", __func__);
+ dev_err(&usb_dev->dev, "%s: killed urb due to timeout\n", __func__);
retval = -ETIMEDOUT;
} else {
if (ni_priv->bulk_urb->status)
@@ -315,6 +317,7 @@ static void ni_usb_soft_update_status(gpib_board_t *board, unsigned int ni_usb_i
static const unsigned int ni_usb_ibsta_mask = SRQI | ATN | CIC | REM | LACS | TACS | LOK;

struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
unsigned int need_monitoring_bits = ni_usb_ibsta_monitor_mask;
unsigned long flags;

@@ -328,15 +331,14 @@ static void ni_usb_soft_update_status(gpib_board_t *board, unsigned int ni_usb_i
ni_priv->monitored_ibsta_bits &= ~ni_usb_ibsta;
need_monitoring_bits &= ~ni_priv->monitored_ibsta_bits; /* mm - monitored set */
spin_unlock_irqrestore(&board->spinlock, flags);
-
- GPIB_DPRINTK("%s: need_monitoring_bits=0x%x\n", __func__, need_monitoring_bits);
+ dev_dbg(&usb_dev->dev, "%s: need_monitoring_bits=0x%x\n", __func__, need_monitoring_bits);

if (need_monitoring_bits & ~ni_usb_ibsta)
ni_usb_set_interrupt_monitor(board, ni_usb_ibsta_monitor_mask);
else if (need_monitoring_bits & ni_usb_ibsta)
wake_up_interruptible(&board->wait);

- GPIB_DPRINTK("%s: ni_usb_ibsta=0x%x\n", __func__, ni_usb_ibsta);
+ dev_dbg(&usb_dev->dev, "%s: ni_usb_ibsta=0x%x\n", __func__, ni_usb_ibsta);
}

static int ni_usb_parse_status_block(const u8 *buffer, struct ni_usb_status_block *status)
@@ -355,7 +357,6 @@ static int ni_usb_parse_status_block(const u8 *buffer, struct ni_usb_status_bloc

static void ni_usb_dump_raw_block(const u8 *raw_data, int length)
{
- pr_info("hex block dump\n");
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_NONE, 8, 1, raw_data, length, true);
}

@@ -516,6 +517,7 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
const struct ni_usb_register *writes, int num_writes,
unsigned int *ibsta)
{
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int retval;
u8 *out_data, *in_data;
int out_data_length;
@@ -530,7 +532,7 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
out_data_length = num_writes * bytes_per_write + 0x10;
out_data = kmalloc(out_data_length, GFP_KERNEL);
if (!out_data) {
- pr_err("%s: kmalloc failed\n", __func__);
+ dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__);
return -ENOMEM;
}
i += ni_usb_bulk_register_write_header(&out_data[i], num_writes);
@@ -540,7 +542,7 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
out_data[i++] = 0x00;
i += ni_usb_bulk_termination(&out_data[i]);
if (i > out_data_length)
- pr_err("%s: bug! buffer overrun\n", __func__);
+ dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__);

mutex_lock(&ni_priv->addressed_transfer_lock);

@@ -548,22 +550,22 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
kfree(out_data);
if (retval) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return retval;
}

in_data = kmalloc(in_data_length, GFP_KERNEL);
if (!in_data) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: kmalloc failed\n", __func__);
+ dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__);
return -ENOMEM;
}
retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0);
if (retval || bytes_read != 16) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
ni_usb_dump_raw_block(in_data, bytes_read);
kfree(in_data);
return retval;
@@ -575,17 +577,18 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
//FIXME parse extra 09 status bits and termination
kfree(in_data);
if (status.id != NIUSB_REG_WRITE_ID) {
- pr_err("%s: parse error, id=0x%x != NIUSB_REG_WRITE_ID\n",
- __func__, status.id);
+ dev_err(&usb_dev->dev, "%s: parse error, id=0x%x != NIUSB_REG_WRITE_ID\n",
+ __func__, status.id);
return -EIO;
}
if (status.error_code) {
- pr_err("%s: nonzero error code 0x%x\n", __func__, status.error_code);
+ dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x\n",
+ __func__, status.error_code);
return -EIO;
}
if (reg_writes_completed != num_writes) {
- pr_err("%s: reg_writes_completed=%i, num_writes=%i\n", __func__,
- reg_writes_completed, num_writes);
+ dev_err(&usb_dev->dev, "%s: reg_writes_completed=%i, num_writes=%i\n",
+ __func__, reg_writes_completed, num_writes);
return -EIO;
}
if (ibsta)
@@ -599,6 +602,7 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
{
int retval, parse_retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
static const int out_data_length = 0x20;
int in_data_length;
@@ -613,7 +617,7 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
*bytes_read = 0;
if (length > max_read_length) {
length = max_read_length;
- pr_err("%s: read length too long\n", __func__);
+ dev_err(&usb_dev->dev, "%s: read length too long\n", __func__);
}
out_data = kmalloc(out_data_length, GFP_KERNEL);
if (!out_data)
@@ -646,8 +650,8 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
if (retval || usb_bytes_written != i) {
if (retval == 0)
retval = -EIO;
- pr_err("%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n",
- __func__, retval, usb_bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n",
+ __func__, retval, usb_bytes_written, i);
mutex_unlock(&ni_priv->addressed_transfer_lock);
return retval;
}
@@ -665,8 +669,8 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,

if (retval == -ERESTARTSYS) {
} else if (retval) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n",
- __func__, retval, usb_bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n",
+ __func__, retval, usb_bytes_read);
kfree(in_data);
return retval;
}
@@ -674,14 +678,14 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
if (parse_retval != usb_bytes_read) {
if (parse_retval >= 0)
parse_retval = -EIO;
- pr_err("%s: retval=%i usb_bytes_read=%i\n",
- __func__, parse_retval, usb_bytes_read);
+ dev_err(&usb_dev->dev, "%s: retval=%i usb_bytes_read=%i\n",
+ __func__, parse_retval, usb_bytes_read);
kfree(in_data);
return parse_retval;
}
if (actual_length != length - status.count) {
- pr_err("%s: actual_length=%i expected=%li\n",
- __func__, actual_length, (long)(length - status.count));
+ dev_err(&usb_dev->dev, "%s: actual_length=%i expected=%li\n",
+ __func__, actual_length, (long)(length - status.count));
ni_usb_dump_raw_block(in_data, usb_bytes_read);
}
kfree(in_data);
@@ -696,7 +700,7 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
break;
case NIUSB_ATN_STATE_ERROR:
retval = -EIO;
- pr_err("%s: read when ATN set\n", __func__);
+ dev_err(&usb_dev->dev, "%s: read when ATN set\n", __func__);
break;
case NIUSB_ADDRESSING_ERROR:
retval = -EIO;
@@ -705,12 +709,12 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
retval = -ETIMEDOUT;
break;
case NIUSB_EOSMODE_ERROR:
- pr_err("%s: driver bug, we should have been able to avoid NIUSB_EOSMODE_ERROR.\n",
- __func__);
+ dev_err(&usb_dev->dev, "%s: driver bug, we should have been able to avoid NIUSB_EOSMODE_ERROR.\n",
+ __func__);
retval = -EINVAL;
break;
default:
- pr_err("%s: unknown error code=%i\n", __func__, status.error_code);
+ dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", __func__, status.error_code);
retval = -EIO;
break;
}
@@ -728,6 +732,7 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length,
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
int out_data_length;
static const int in_data_length = 0x10;
@@ -741,7 +746,7 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length,
if (length > max_write_length) {
length = max_write_length;
send_eoi = 0;
- pr_err("%s: write length too long\n", __func__);
+ dev_err(&usb_dev->dev, "%s: write length too long\n", __func__);
}
out_data_length = length + 0x10;
out_data = kmalloc(out_data_length, GFP_KERNEL);
@@ -773,8 +778,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length,
kfree(out_data);
if (retval || usb_bytes_written != i) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n",
- __func__, retval, usb_bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n",
+ __func__, retval, usb_bytes_written, i);
return retval;
}

@@ -787,8 +792,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length,
mutex_unlock(&ni_priv->addressed_transfer_lock);

if ((retval && retval != -ERESTARTSYS) || usb_bytes_read != 12) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n",
- __func__, retval, usb_bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n",
+ __func__, retval, usb_bytes_read);
kfree(in_data);
return retval;
}
@@ -804,8 +809,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length,
*/
break;
case NIUSB_ADDRESSING_ERROR:
- pr_err("%s: Addressing error retval %d error code=%i\n",
- __func__, retval, status.error_code);
+ dev_err(&usb_dev->dev, "%s: Addressing error retval %d error code=%i\n",
+ __func__, retval, status.error_code);
retval = -ENXIO;
break;
case NIUSB_NO_LISTENER_ERROR:
@@ -815,8 +820,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length,
retval = -ETIMEDOUT;
break;
default:
- pr_err("%s: unknown error code=%i\n",
- __func__, status.error_code);
+ dev_err(&usb_dev->dev, "%s: unknown error code=%i\n",
+ __func__, status.error_code);
retval = -EPIPE;
break;
}
@@ -830,6 +835,7 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
int out_data_length;
static const int in_data_length = 0x10;
@@ -866,8 +872,8 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len
kfree(out_data);
if (retval || bytes_written != i) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return retval;
}

@@ -883,8 +889,8 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len
mutex_unlock(&ni_priv->addressed_transfer_lock);

if ((retval && retval != -ERESTARTSYS) || bytes_read != 12) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
kfree(in_data);
return retval;
}
@@ -902,12 +908,12 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len
case NIUSB_NO_BUS_ERROR:
return -ENOTCONN;
case NIUSB_EOSMODE_ERROR:
- pr_err("%s: got eosmode error. Driver bug?\n", __func__);
+ dev_err(&usb_dev->dev, "%s: got eosmode error. Driver bug?\n", __func__);
return -EIO;
case NIUSB_TIMEOUT_ERROR:
return -ETIMEDOUT;
default:
- pr_err("%s: unknown error code=%i\n", __func__, status.error_code);
+ dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", __func__, status.error_code);
return -EIO;
}
ni_usb_soft_update_status(board, status.ibsta, 0);
@@ -935,6 +941,7 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
static const int out_data_length = 0x10;
static const int in_data_length = 0x10;
@@ -960,15 +967,15 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous)
kfree(out_data);
if (retval || bytes_written != i) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return retval;
}

in_data = kmalloc(in_data_length, GFP_KERNEL);
if (!in_data) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: kmalloc failed\n", __func__);
+ dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__);
return -ENOMEM;
}
retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 1);
@@ -978,8 +985,8 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous)
if ((retval && retval != -ERESTARTSYS) || bytes_read != 12) {
if (retval == 0)
retval = -EIO;
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
kfree(in_data);
return retval;
}
@@ -993,6 +1000,7 @@ static int ni_usb_go_to_standby(gpib_board_t *board)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
static const int out_data_length = 0x10;
static const int in_data_length = 0x20;
@@ -1016,15 +1024,15 @@ static int ni_usb_go_to_standby(gpib_board_t *board)
kfree(out_data);
if (retval || bytes_written != i) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return retval;
}

in_data = kmalloc(in_data_length, GFP_KERNEL);
if (!in_data) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: kmalloc failed\n", __FILE__);
+ dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__);
return -ENOMEM;
}
retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0);
@@ -1032,16 +1040,16 @@ static int ni_usb_go_to_standby(gpib_board_t *board)
mutex_unlock(&ni_priv->addressed_transfer_lock);

if (retval || bytes_read != 12) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
kfree(in_data);
return retval;
}
ni_usb_parse_status_block(in_data, &status);
kfree(in_data);
if (status.id != NIUSB_IBGTS_ID)
- pr_err("%s: bug: status.id 0x%x != INUSB_IBGTS_ID\n",
- __func__, status.id);
+ dev_err(&usb_dev->dev, "%s: bug: status.id 0x%x != INUSB_IBGTS_ID\n",
+ __func__, status.id);
ni_usb_soft_update_status(board, status.ibsta, 0);
return 0;
}
@@ -1050,6 +1058,7 @@ static void ni_usb_request_system_control(gpib_board_t *board, int request_contr
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[4];
unsigned int ibsta;
@@ -1083,7 +1092,7 @@ static void ni_usb_request_system_control(gpib_board_t *board, int request_contr
}
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return; // retval;
}
if (!request_control)
@@ -1097,6 +1106,7 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
static const int out_data_length = 0x10;
static const int in_data_length = 0x10;
@@ -1109,7 +1119,7 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert)
return;
out_data = kmalloc(out_data_length, GFP_KERNEL);
if (!out_data) {
- pr_err("%s: kmalloc failed\n", __FILE__);
+ dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__);
return;
}
out_data[i++] = NIUSB_IBSIC_ID;
@@ -1120,8 +1130,8 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert)
retval = ni_usb_send_bulk_msg(ni_priv, out_data, i, &bytes_written, 1000);
kfree(out_data);
if (retval || bytes_written != i) {
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return;
}
in_data = kmalloc(in_data_length, GFP_KERNEL);
@@ -1130,8 +1140,8 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert)

retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0);
if (retval || bytes_read != 12) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
kfree(in_data);
return;
}
@@ -1144,6 +1154,7 @@ static void ni_usb_remote_enable(gpib_board_t *board, int enable)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
struct ni_usb_register reg;
unsigned int ibsta;

@@ -1155,7 +1166,7 @@ static void ni_usb_remote_enable(gpib_board_t *board, int enable)
reg.value = AUX_CREN;
retval = ni_usb_write_registers(ni_priv, &reg, 1, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return; //retval;
}
ni_priv->ren_state = enable;
@@ -1190,11 +1201,12 @@ static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
static const int buffer_length = 8;
u8 *buffer;
struct ni_usb_status_block status;

- //printk("%s: receive control pipe is %i\n", __FILE__, pipe);
+ //printk("%s: receive control pipe is %i\n", __func__, pipe);
buffer = kmalloc(buffer_length, GFP_KERNEL);
if (!buffer)
return board->status;
@@ -1203,7 +1215,7 @@ static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear
USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x200, 0x0, buffer, buffer_length, 1000);
if (retval != buffer_length) {
- pr_err("%s: usb_control_msg returned %i\n", __FILE__, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval);
kfree(buffer);
return board->status;
}
@@ -1216,12 +1228,13 @@ static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear
// tells ni-usb to immediately stop an ongoing i/o operation
static void ni_usb_stop(struct ni_usb_priv *ni_priv)
{
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int retval;
static const int buffer_length = 8;
u8 *buffer;
struct ni_usb_status_block status;

- //printk("%s: receive control pipe is %i\n", __FILE__, pipe);
+ //printk("%s: receive control pipe is %i\n", __func__, pipe);
buffer = kmalloc(buffer_length, GFP_KERNEL);
if (!buffer)
return;
@@ -1230,7 +1243,7 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv)
USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0, 0x0, buffer, buffer_length, 1000);
if (retval != buffer_length) {
- pr_err("%s: usb_control_msg returned %i\n", __FILE__, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval);
kfree(buffer);
return;
}
@@ -1242,6 +1255,7 @@ static int ni_usb_primary_address(gpib_board_t *board, unsigned int address)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[2];
unsigned int ibsta;
@@ -1256,7 +1270,7 @@ static int ni_usb_primary_address(gpib_board_t *board, unsigned int address)
i++;
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1296,6 +1310,7 @@ static int ni_usb_secondary_address(gpib_board_t *board, unsigned int address, i
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[3];
unsigned int ibsta;
@@ -1303,7 +1318,7 @@ static int ni_usb_secondary_address(gpib_board_t *board, unsigned int address, i
i += ni_usb_write_sad(writes, address, enable);
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1314,6 +1329,7 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
static const int out_data_length = 0x10;
static const int in_data_length = 0x20;
@@ -1336,8 +1352,8 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result)

kfree(out_data);
if (retval || bytes_written != i) {
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return retval;
}
in_data = kmalloc(in_data_length, GFP_KERNEL);
@@ -1349,8 +1365,8 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result)
&bytes_read, 1000, 1);

if (retval && retval != -ERESTARTSYS) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
kfree(in_data);
return retval;
}
@@ -1365,6 +1381,7 @@ static void ni_usb_parallel_poll_configure(gpib_board_t *board, uint8_t config)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[1];
unsigned int ibsta;
@@ -1375,7 +1392,7 @@ static void ni_usb_parallel_poll_configure(gpib_board_t *board, uint8_t config)
i++;
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return;// retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1386,6 +1403,7 @@ static void ni_usb_parallel_poll_response(gpib_board_t *board, int ist)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[1];
unsigned int ibsta;
@@ -1399,7 +1417,7 @@ static void ni_usb_parallel_poll_response(gpib_board_t *board, int ist)
i++;
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return;// retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1410,6 +1428,7 @@ static void ni_usb_serial_poll_response(gpib_board_t *board, u8 status)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[1];
unsigned int ibsta;
@@ -1420,7 +1439,7 @@ static void ni_usb_serial_poll_response(gpib_board_t *board, u8 status)
i++;
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return;// retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1436,6 +1455,7 @@ static void ni_usb_return_to_local(gpib_board_t *board)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int i = 0;
struct ni_usb_register writes[1];
unsigned int ibsta;
@@ -1446,7 +1466,7 @@ static void ni_usb_return_to_local(gpib_board_t *board)
i++;
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return;// retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1457,6 +1477,7 @@ static int ni_usb_line_status(const gpib_board_t *board)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
u8 *out_data, *in_data;
static const int out_data_length = 0x20;
static const int in_data_length = 0x20;
@@ -1487,15 +1508,15 @@ static int ni_usb_line_status(const gpib_board_t *board)
if (retval || bytes_written != i) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
if (retval != -EAGAIN)
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
- __func__, retval, bytes_written, i);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n",
+ __func__, retval, bytes_written, i);
return retval;
}

in_data = kmalloc(in_data_length, GFP_KERNEL);
if (!in_data) {
mutex_unlock(&ni_priv->addressed_transfer_lock);
- pr_err("%s: kmalloc failed\n", __FILE__);
+ dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__);
return -ENOMEM;
}
retval = ni_usb_nonblocking_receive_bulk_msg(ni_priv, in_data, in_data_length,
@@ -1505,8 +1526,8 @@ static int ni_usb_line_status(const gpib_board_t *board)

if (retval) {
if (retval != -EAGAIN)
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
kfree(in_data);
return retval;
}
@@ -1573,6 +1594,7 @@ static unsigned int ni_usb_t1_delay(gpib_board_t *board, unsigned int nano_sec)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
struct ni_usb_register writes[3];
unsigned int ibsta;
unsigned int actual_ns;
@@ -1581,7 +1603,7 @@ static unsigned int ni_usb_t1_delay(gpib_board_t *board, unsigned int nano_sec)
i = ni_usb_setup_t1_delay(writes, nano_sec, &actual_ns);
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval < 0) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return -1; //FIXME should change return type to int for error reporting
}
board->t1_nano_sec = actual_ns;
@@ -1615,6 +1637,7 @@ static void ni_usb_free_private(struct ni_usb_priv *ni_priv)
static int ni_usb_setup_init(gpib_board_t *board, struct ni_usb_register *writes)
{
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
unsigned int mask, actual_ns;
int i = 0;

@@ -1712,7 +1735,7 @@ static int ni_usb_setup_init(gpib_board_t *board, struct ni_usb_register *writes
writes[i].value = AUX_CPPF;
i++;
if (i > NUM_INIT_WRITES) {
- pr_err("%s: bug!, buffer overrun, i=%i\n", __func__, i);
+ dev_err(&usb_dev->dev, "%s: bug!, buffer overrun, i=%i\n", __func__, i);
return 0;
}
return i;
@@ -1722,6 +1745,7 @@ static int ni_usb_init(gpib_board_t *board)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
struct ni_usb_register *writes;
unsigned int ibsta;
int writes_len;
@@ -1737,7 +1761,7 @@ static int ni_usb_init(gpib_board_t *board)
return -EFAULT;
kfree(writes);
if (retval) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return retval;
}
ni_usb_soft_update_status(board, ibsta, 0);
@@ -1748,6 +1772,7 @@ static void ni_usb_interrupt_complete(struct urb *urb)
{
gpib_board_t *board = urb->context;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int retval;
struct ni_usb_status_block status;
unsigned long flags;
@@ -1767,7 +1792,7 @@ static void ni_usb_interrupt_complete(struct urb *urb)
default: /* other error, resubmit */
retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_ATOMIC);
if (retval)
- pr_err("%s: failed to resubmit interrupt urb\n", __func__);
+ dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__);
return;
}

@@ -1783,32 +1808,34 @@ static void ni_usb_interrupt_complete(struct urb *urb)

retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_ATOMIC);
if (retval)
- pr_err("%s: failed to resubmit interrupt urb\n", __func__);
+ dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__);
}

static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monitored_bits)
{
int retval;
struct ni_usb_priv *ni_priv = board->private_data;
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
static const int buffer_length = 8;
u8 *buffer;
struct ni_usb_status_block status;
unsigned long flags;
- //printk("%s: receive control pipe is %i\n", __FILE__, pipe);
+ //printk("%s: receive control pipe is %i\n", __func__, pipe);
buffer = kmalloc(buffer_length, GFP_KERNEL);
if (!buffer)
return -ENOMEM;

spin_lock_irqsave(&board->spinlock, flags);
ni_priv->monitored_ibsta_bits = ni_usb_ibsta_monitor_mask & monitored_bits;
-// pr_err("debug: %s: monitored_ibsta_bits=0x%x\n", __func__, ni_priv->monitored_ibsta_bits);
+// dev_err(&usb_dev->dev, "debug: %s: monitored_ibsta_bits=0x%x\n",
+// __func__, ni_priv->monitored_ibsta_bits);
spin_unlock_irqrestore(&board->spinlock, flags);
retval = ni_usb_receive_control_msg(ni_priv, NI_USB_WAIT_REQUEST, USB_DIR_IN |
USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x300, ni_usb_ibsta_monitor_mask & monitored_bits,
buffer, buffer_length, 1000);
if (retval != buffer_length) {
- pr_err("%s: usb_control_msg returned %i\n", __FILE__, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval);
kfree(buffer);
return -1;
}
@@ -1844,7 +1871,8 @@ static int ni_usb_setup_urbs(gpib_board_t *board)
retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_KERNEL);
mutex_unlock(&ni_priv->interrupt_transfer_lock);
if (retval) {
- pr_err("%s: failed to submit first interrupt urb, retval=%i\n", __FILE__, retval);
+ dev_err(&usb_dev->dev, "%s: failed to submit first interrupt urb, retval=%i\n",
+ __func__, retval);
return retval;
}
return 0;
@@ -1862,6 +1890,7 @@ static void ni_usb_cleanup_urbs(struct ni_usb_priv *ni_priv)

static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv)
{
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int retval;
u8 *out_data;
u8 *in_data;
@@ -1894,20 +1923,20 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv)
i += ni_usb_bulk_termination(&out_data[i]);
retval = ni_usb_send_bulk_msg(ni_priv, out_data, out_data_length, &bytes_written, 1000);
if (retval) {
- pr_err("%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%li\n",
- __func__,
- retval, bytes_written, (long)out_data_length);
+ dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%li\n",
+ __func__,
+ retval, bytes_written, (long)out_data_length);
goto serial_out;
}
retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0);
if (retval) {
- pr_err("%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
- __func__, retval, bytes_read);
+ dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n",
+ __func__, retval, bytes_read);
ni_usb_dump_raw_block(in_data, bytes_read);
goto serial_out;
}
if (ARRAY_SIZE(results) < num_reads) {
- pr_err("Setup bug\n");
+ dev_err(&usb_dev->dev, "Setup bug\n");
retval = -EINVAL;
goto serial_out;
}
@@ -1915,7 +1944,7 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv)
serial_number = 0;
for (j = 0; j < num_reads; ++j)
serial_number |= (results[j] & 0xff) << (8 * j);
- pr_info("%s: board serial number is 0x%x\n", __func__, serial_number);
+ dev_info(&usb_dev->dev, "%s: board serial number is 0x%x\n", __func__, serial_number);
retval = 0;
serial_out:
kfree(in_data);
@@ -1925,6 +1954,7 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv)

static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
{
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
static const int buffer_size = 0x10;
static const int timeout = 50;
static const int msec_sleep_duration = 100;
@@ -1942,22 +1972,22 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0, 0x0, buffer, buffer_size, 1000);
if (retval < 0) {
- pr_err("%s: usb_control_msg request 0x%x returned %i\n",
- __FILE__, NI_USB_SERIAL_NUMBER_REQUEST, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n",
+ __func__, NI_USB_SERIAL_NUMBER_REQUEST, retval);
goto ready_out;
}
j = 0;
if (buffer[j] != NI_USB_SERIAL_NUMBER_REQUEST) {
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n",
- __func__, j, (int)buffer[j], NI_USB_SERIAL_NUMBER_REQUEST);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n",
+ __func__, j, (int)buffer[j], NI_USB_SERIAL_NUMBER_REQUEST);
unexpected = 1;
}
if (unexpected)
ni_usb_dump_raw_block(buffer, retval);
// NI-USB-HS+ pads the serial with 0x0 to make 16 bytes
if (retval != 5 && retval != 16) {
- pr_err("%s: received unexpected number of bytes = %i, expected 5 or 16\n",
- __func__, retval);
+ dev_err(&usb_dev->dev, "%s: received unexpected number of bytes = %i, expected 5 or 16\n",
+ __func__, retval);
ni_usb_dump_raw_block(buffer, retval);
}
serial_number = 0;
@@ -1965,7 +1995,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
serial_number |= (buffer[++j] << 8);
serial_number |= (buffer[++j] << 16);
serial_number |= (buffer[++j] << 24);
- pr_info("%s: board serial number is 0x%x\n", __func__, serial_number);
+ dev_info(&usb_dev->dev, "%s: board serial number is 0x%x\n", __func__, serial_number);
for (i = 0; i < timeout; ++i) {
int ready = 0;

@@ -1973,26 +2003,26 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0, 0x0, buffer, buffer_size, 100);
if (retval < 0) {
- pr_err("%s: usb_control_msg request 0x%x returned %i\n",
- __func__, NI_USB_POLL_READY_REQUEST, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n",
+ __func__, NI_USB_POLL_READY_REQUEST, retval);
goto ready_out;
}
j = 0;
unexpected = 0;
if (buffer[j] != NI_USB_POLL_READY_REQUEST) { // [0]
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n",
- __func__, j, (int)buffer[j], NI_USB_POLL_READY_REQUEST);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n",
+ __func__, j, (int)buffer[j], NI_USB_POLL_READY_REQUEST);
unexpected = 1;
}
++j;
if (buffer[j] != 0x1 && buffer[j] != 0x0) { // [1] HS+ sends 0x0
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
if (buffer[++j] != 0x0) { // [2]
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n",
- __func__, j, (int)buffer[j], 0x0);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n",
+ __func__, j, (int)buffer[j], 0x0);
unexpected = 1;
}
++j;
@@ -2000,22 +2030,22 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
// NI-USB-HS+ sends 0x0
if (buffer[j] != 0x1 && buffer[j] != 0x8 && buffer[j] != 0x7 && buffer[j] != 0x0) {
// [3]
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x1, 0x7 or 0x8\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x1, 0x7 or 0x8\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
++j;
// NI-USB-HS+ sends 0 here
if (buffer[j] != 0x30 && buffer[j] != 0x0) { // [4]
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x30\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x30\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
++j;
// MC usb-488 (and sometimes NI-USB-HS?) and NI-USB-HS+ sends 0x0 here
if (buffer[j] != 0x1 && buffer[j] != 0x0) { // [5]
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
if (buffer[++j] != 0x0) { // [6]
@@ -2023,8 +2053,8 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
// NI-USB-HS+ sends 0xf here
if (buffer[j] != 0x2 && buffer[j] != 0xe && buffer[j] != 0xf &&
buffer[j] != 0x16) {
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x2, 0xe, 0xf or 0x16\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x2, 0xe, 0xf or 0x16\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
}
@@ -2033,30 +2063,30 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
// MC usb-488 sends 0x5 here; MC usb-488A sends 0x6 here
if (buffer[j] != 0x3 && buffer[j] != 0x5 && buffer[j] != 0x6 &&
buffer[j] != 0x8) {
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x3 or 0x5, 0x6 or 0x08\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x3 or 0x5, 0x6 or 0x08\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
}
++j;
if (buffer[j] != 0x0 && buffer[j] != 0x2) { // [8] MC usb-488 sends 0x2 here
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x2\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x2\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
++j;
// MC usb-488A and NI-USB-HS sends 0x3 here; NI-USB-HS+ sends 0x30 here
if (buffer[j] != 0x0 && buffer[j] != 0x3 && buffer[j] != 0x30) { // [9]
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x3 or 0x30\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x3 or 0x30\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
if (buffer[++j] != 0x0) {
ready = 1;
if (buffer[j] != 0x96 && buffer[j] != 0x7 && buffer[j] != 0x6e) {
// [10] MC usb-488 sends 0x7 here
- pr_err("%s: unexpected data: buffer[%i]=0x%x, expected 0x96, 0x07 or 0x6e\n",
- __func__, j, (int)buffer[j]);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x96, 0x07 or 0x6e\n",
+ __func__, j, (int)buffer[j]);
unexpected = 1;
}
}
@@ -2066,7 +2096,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
break;
retval = msleep_interruptible(msec_sleep_duration);
if (retval) {
- pr_err("ni_usb_gpib: msleep interrupted\n");
+ dev_err(&usb_dev->dev, "ni_usb_gpib: msleep interrupted\n");
retval = -ERESTARTSYS;
goto ready_out;
}
@@ -2075,7 +2105,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)

ready_out:
kfree(buffer);
- GPIB_DPRINTK("%s: %s exit retval=%d\n", __func__, retval);
+ dev_dbg(&usb_dev->dev, "%s: exit retval=%d\n", __func__, retval);
return retval;
}

@@ -2087,6 +2117,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
*/
static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv)
{
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int retval;
u8 *buffer;
static const int buffer_size = 16;
@@ -2102,14 +2133,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv)
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0, 0x0, buffer, transfer_size, 1000);
if (retval < 0) {
- pr_err("%s: usb_control_msg request 0x%x returned %i\n",
- __FILE__, NI_USB_HS_PLUS_0x48_REQUEST, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n",
+ __func__, NI_USB_HS_PLUS_0x48_REQUEST, retval);
break;
}
// expected response data: 48 f3 30 00 00 00 00 00 00 00 00 00 00 00 00 00
if (buffer[0] != NI_USB_HS_PLUS_0x48_REQUEST)
- pr_err("%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n",
- __func__, (int)buffer[0], NI_USB_HS_PLUS_0x48_REQUEST);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n",
+ __func__, (int)buffer[0], NI_USB_HS_PLUS_0x48_REQUEST);

transfer_size = 2;

@@ -2117,14 +2148,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv)
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x1, 0x0, buffer, transfer_size, 1000);
if (retval < 0) {
- pr_err("%s: usb_control_msg request 0x%x returned %i\n",
- __FILE__, NI_USB_HS_PLUS_LED_REQUEST, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n",
+ __func__, NI_USB_HS_PLUS_LED_REQUEST, retval);
break;
}
// expected response data: 4b 00
if (buffer[0] != NI_USB_HS_PLUS_LED_REQUEST)
- pr_err("%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n",
- __func__, (int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n",
+ __func__, (int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST);

transfer_size = 9;

@@ -2133,14 +2164,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv)
USB_RECIP_INTERFACE,
0x0, 0x1, buffer, transfer_size, 1000);
if (retval < 0) {
- pr_err("%s: usb_control_msg request 0x%x returned %i\n",
- __func__, NI_USB_HS_PLUS_0xf8_REQUEST, retval);
+ dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n",
+ __func__, NI_USB_HS_PLUS_0xf8_REQUEST, retval);
break;
}
// expected response data: f8 01 00 00 00 01 00 00 00
if (buffer[0] != NI_USB_HS_PLUS_0xf8_REQUEST)
- pr_err("%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n",
- __func__, (int)buffer[0], NI_USB_HS_PLUS_0xf8_REQUEST);
+ dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n",
+ __func__, (int)buffer[0], NI_USB_HS_PLUS_0xf8_REQUEST);

} while (0);

@@ -2191,9 +2222,9 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config)
return -ENODEV;
}
if (usb_reset_configuration(interface_to_usbdev(ni_priv->bus_interface)))
- pr_err("ni_usb_gpib: usb_reset_configuration() failed.\n");
+ dev_err(&usb_dev->dev, "ni_usb_gpib: usb_reset_configuration() failed.\n");

- product_id = le16_to_cpu(interface_to_usbdev(ni_priv->bus_interface)->descriptor.idProduct);
+ product_id = le16_to_cpu(usb_dev->descriptor.idProduct);
ni_priv->product_id = product_id;

timer_setup(&ni_priv->bulk_timer, ni_usb_timeout_handler, 0);
@@ -2234,7 +2265,8 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config)
break;
default:
mutex_unlock(&ni_usb_hotplug_lock);
- pr_err("\tDriver bug: unknown endpoints for usb device id\n");
+ dev_err(&usb_dev->dev, "\tDriver bug: unknown endpoints for usb device id %x\n",
+ product_id);
return -EINVAL;
}

@@ -2263,12 +2295,13 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config)
}

mutex_unlock(&ni_usb_hotplug_lock);
- pr_info("%s: attached\n", __func__);
+ dev_info(&usb_dev->dev, "%s: attached\n", __func__);
return retval;
}

static int ni_usb_shutdown_hardware(struct ni_usb_priv *ni_priv)
{
+ struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface);
int retval;
int i = 0;
struct ni_usb_register writes[2];
@@ -2285,12 +2318,12 @@ static int ni_usb_shutdown_hardware(struct ni_usb_priv *ni_priv)
writes[i].value = 0x0;
i++;
if (i > writes_length) {
- pr_err("%s: bug!, buffer overrun, i=%i\n", __func__, i);
+ dev_err(&usb_dev->dev, "%s: bug!, buffer overrun, i=%i\n", __func__, i);
return -EINVAL;
}
retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta);
if (retval) {
- pr_err("%s: register write failed, retval=%i\n", __func__, retval);
+ dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval);
return retval;
}
return 0;
@@ -2362,35 +2395,34 @@ MODULE_DEVICE_TABLE(usb, ni_usb_driver_device_table);

static int ni_usb_driver_probe(struct usb_interface *interface, const struct usb_device_id *id)
{
+ struct usb_device *usb_dev = interface_to_usbdev(interface);
int i;
char *path;
static const int path_length = 1024;

-// printk("ni_usb_driver_probe\n");
mutex_lock(&ni_usb_hotplug_lock);
- usb_get_dev(interface_to_usbdev(interface));
+ usb_get_dev(usb_dev);
for (i = 0; i < MAX_NUM_NI_USB_INTERFACES; i++) {
if (!ni_usb_driver_interfaces[i]) {
ni_usb_driver_interfaces[i] = interface;
usb_set_intfdata(interface, NULL);
-// printk("set bus interface %i to address 0x%p\n", i, interface);
break;
}
}
if (i == MAX_NUM_NI_USB_INTERFACES) {
- usb_put_dev(interface_to_usbdev(interface));
+ usb_put_dev(usb_dev);
mutex_unlock(&ni_usb_hotplug_lock);
- pr_err("ni_usb_gpib: out of space in ni_usb_driver_interfaces[]\n");
+ dev_err(&usb_dev->dev, "%s: ni_usb_driver_interfaces[] full\n", __func__);
return -1;
}
path = kmalloc(path_length, GFP_KERNEL);
if (!path) {
- usb_put_dev(interface_to_usbdev(interface));
+ usb_put_dev(usb_dev);
mutex_unlock(&ni_usb_hotplug_lock);
return -ENOMEM;
}
- usb_make_path(interface_to_usbdev(interface), path, path_length);
- pr_info("ni_usb_gpib: probe succeeded for path: %s\n", path);
+ usb_make_path(usb_dev, path, path_length);
+ dev_info(&usb_dev->dev, "ni_usb_gpib: probe succeeded for path: %s\n", path);
kfree(path);
mutex_unlock(&ni_usb_hotplug_lock);
return 0;
@@ -2398,6 +2430,7 @@ static int ni_usb_driver_probe(struct usb_interface *interface, const struct usb

static void ni_usb_driver_disconnect(struct usb_interface *interface)
{
+ struct usb_device *usb_dev = interface_to_usbdev(interface);
int i;

mutex_lock(&ni_usb_hotplug_lock);
@@ -2424,14 +2457,15 @@ static void ni_usb_driver_disconnect(struct usb_interface *interface)
}
}
if (i == MAX_NUM_NI_USB_INTERFACES)
- pr_err("unable to find interface in ni_usb_driver_interfaces[]? bug?\n");
- usb_put_dev(interface_to_usbdev(interface));
+ dev_err(&usb_dev->dev, "%s: unable to find interface in ni_usb_driver_interfaces[]? bug?\n",
+ __func__);
+ usb_put_dev(usb_dev);
mutex_unlock(&ni_usb_hotplug_lock);
}

static int ni_usb_driver_suspend(struct usb_interface *interface, pm_message_t message)
{
- struct usb_device *usb_dev;
+ struct usb_device *usb_dev = interface_to_usbdev(interface);
gpib_board_t *board;
int i, retval;

@@ -2463,7 +2497,6 @@ static int ni_usb_driver_suspend(struct usb_interface *interface, pm_message_t m
ni_usb_cleanup_urbs(ni_priv);
mutex_unlock(&ni_priv->interrupt_transfer_lock);
}
- usb_dev = interface_to_usbdev(ni_priv->bus_interface);
dev_info(&usb_dev->dev,
"bus %d dev num %d gpib minor %d, ni usb interface %i suspended\n",
usb_dev->bus->busnum, usb_dev->devnum, board->minor, i);
@@ -2475,7 +2508,8 @@ static int ni_usb_driver_suspend(struct usb_interface *interface, pm_message_t m

static int ni_usb_driver_resume(struct usb_interface *interface)
{
- struct usb_device *usb_dev;
+ struct usb_device *usb_dev = interface_to_usbdev(interface);
+
gpib_board_t *board;
int i, retval;

@@ -2500,15 +2534,15 @@ static int ni_usb_driver_resume(struct usb_interface *interface)
mutex_lock(&ni_priv->interrupt_transfer_lock);
retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_KERNEL);
if (retval) {
- pr_err("%s: failed to resubmit interrupt urb, retval=%i\n",
- __func__, retval);
+ dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb, retval=%i\n",
+ __func__, retval);
mutex_unlock(&ni_priv->interrupt_transfer_lock);
mutex_unlock(&ni_usb_hotplug_lock);
return retval;
}
mutex_unlock(&ni_priv->interrupt_transfer_lock);
} else {
- pr_err("%s: bug! int urb not set up\n", __func__);
+ dev_err(&usb_dev->dev, "%s: bug! int urb not set up\n", __func__);
mutex_unlock(&ni_usb_hotplug_lock);
return -EINVAL;
}
@@ -2540,7 +2574,7 @@ static int ni_usb_driver_resume(struct usb_interface *interface)
break;
default:
mutex_unlock(&ni_usb_hotplug_lock);
- pr_err("\tDriver bug: unknown endpoints for usb device id\n");
+ dev_err(&usb_dev->dev, "\tDriver bug: unknown endpoints for usb device id\n");
return -EINVAL;
}

@@ -2565,7 +2599,6 @@ static int ni_usb_driver_resume(struct usb_interface *interface)
if (ni_priv->ren_state)
ni_usb_remote_enable(board, 1);

- usb_dev = interface_to_usbdev(ni_priv->bus_interface);
dev_info(&usb_dev->dev,
"bus %d dev num %d gpib minor %d, ni usb interface %i resumed\n",
usb_dev->bus->busnum, usb_dev->devnum, board->minor, i);
--
2.46.2