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-rw-r--r--drivers/usb/misc/appledisplay.c6
-rw-r--r--drivers/usb/misc/ftdi-elan.c20
-rw-r--r--drivers/usb/misc/iowarrior.c12
-rw-r--r--drivers/usb/misc/sisusbvga/sisusb.c13
-rw-r--r--drivers/usb/misc/sisusbvga/sisusb_con.c8
-rw-r--r--drivers/usb/misc/usblcd.c8
-rw-r--r--drivers/usb/misc/usbsevseg.c15
-rw-r--r--drivers/usb/misc/usbtest.c17
8 files changed, 47 insertions, 52 deletions
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index 094f91cbc57..1fa6ce3e4a2 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -259,7 +259,7 @@ static int appledisplay_probe(struct usb_interface *iface,
}
/* Allocate buffer for interrupt data */
- pdata->urbdata = usb_buffer_alloc(pdata->udev, ACD_URB_BUFFER_LEN,
+ pdata->urbdata = usb_alloc_coherent(pdata->udev, ACD_URB_BUFFER_LEN,
GFP_KERNEL, &pdata->urb->transfer_dma);
if (!pdata->urbdata) {
retval = -ENOMEM;
@@ -316,7 +316,7 @@ error:
if (pdata->urb) {
usb_kill_urb(pdata->urb);
if (pdata->urbdata)
- usb_buffer_free(pdata->udev, ACD_URB_BUFFER_LEN,
+ usb_free_coherent(pdata->udev, ACD_URB_BUFFER_LEN,
pdata->urbdata, pdata->urb->transfer_dma);
usb_free_urb(pdata->urb);
}
@@ -337,7 +337,7 @@ static void appledisplay_disconnect(struct usb_interface *iface)
usb_kill_urb(pdata->urb);
cancel_delayed_work(&pdata->work);
backlight_device_unregister(pdata->bd);
- usb_buffer_free(pdata->udev, ACD_URB_BUFFER_LEN,
+ usb_free_coherent(pdata->udev, ACD_URB_BUFFER_LEN,
pdata->urbdata, pdata->urb->transfer_dma);
usb_free_urb(pdata->urb);
kfree(pdata->msgdata);
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 1edb6d36189..82e16630a78 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -73,7 +73,7 @@ static struct list_head ftdi_static_list;
*/
#include "usb_u132.h"
#include <asm/io.h>
-#include "../core/hcd.h"
+#include <linux/usb/hcd.h>
/* FIXME ohci.h is ONLY for internal use by the OHCI driver.
* If you're going to try stuff like this, you need to split
@@ -734,7 +734,7 @@ static void ftdi_elan_write_bulk_callback(struct urb *urb)
dev_err(&ftdi->udev->dev, "urb=%p write bulk status received: %"
"d\n", urb, status);
}
- usb_buffer_free(urb->dev, urb->transfer_buffer_length,
+ usb_free_coherent(urb->dev, urb->transfer_buffer_length,
urb->transfer_buffer, urb->transfer_dma);
}
@@ -795,7 +795,7 @@ static int ftdi_elan_command_engine(struct usb_ftdi *ftdi)
total_size);
return -ENOMEM;
}
- buf = usb_buffer_alloc(ftdi->udev, total_size, GFP_KERNEL,
+ buf = usb_alloc_coherent(ftdi->udev, total_size, GFP_KERNEL,
&urb->transfer_dma);
if (!buf) {
dev_err(&ftdi->udev->dev, "could not get a buffer to write %d c"
@@ -829,7 +829,7 @@ static int ftdi_elan_command_engine(struct usb_ftdi *ftdi)
dev_err(&ftdi->udev->dev, "failed %d to submit urb %p to write "
"%d commands totaling %d bytes to the Uxxx\n", retval,
urb, command_size, total_size);
- usb_buffer_free(ftdi->udev, total_size, buf, urb->transfer_dma);
+ usb_free_coherent(ftdi->udev, total_size, buf, urb->transfer_dma);
usb_free_urb(urb);
return retval;
}
@@ -1167,7 +1167,7 @@ static ssize_t ftdi_elan_write(struct file *file,
retval = -ENOMEM;
goto error_1;
}
- buf = usb_buffer_alloc(ftdi->udev, count, GFP_KERNEL,
+ buf = usb_alloc_coherent(ftdi->udev, count, GFP_KERNEL,
&urb->transfer_dma);
if (!buf) {
retval = -ENOMEM;
@@ -1192,7 +1192,7 @@ static ssize_t ftdi_elan_write(struct file *file,
exit:
return count;
error_3:
- usb_buffer_free(ftdi->udev, count, buf, urb->transfer_dma);
+ usb_free_coherent(ftdi->udev, count, buf, urb->transfer_dma);
error_2:
usb_free_urb(urb);
error_1:
@@ -1968,7 +1968,7 @@ static int ftdi_elan_synchronize_flush(struct usb_ftdi *ftdi)
"ence\n");
return -ENOMEM;
}
- buf = usb_buffer_alloc(ftdi->udev, I, GFP_KERNEL, &urb->transfer_dma);
+ buf = usb_alloc_coherent(ftdi->udev, I, GFP_KERNEL, &urb->transfer_dma);
if (!buf) {
dev_err(&ftdi->udev->dev, "could not get a buffer for flush seq"
"uence\n");
@@ -1985,7 +1985,7 @@ static int ftdi_elan_synchronize_flush(struct usb_ftdi *ftdi)
if (retval) {
dev_err(&ftdi->udev->dev, "failed to submit urb containing the "
"flush sequence\n");
- usb_buffer_free(ftdi->udev, i, buf, urb->transfer_dma);
+ usb_free_coherent(ftdi->udev, i, buf, urb->transfer_dma);
usb_free_urb(urb);
return -ENOMEM;
}
@@ -2011,7 +2011,7 @@ static int ftdi_elan_synchronize_reset(struct usb_ftdi *ftdi)
"quence\n");
return -ENOMEM;
}
- buf = usb_buffer_alloc(ftdi->udev, I, GFP_KERNEL, &urb->transfer_dma);
+ buf = usb_alloc_coherent(ftdi->udev, I, GFP_KERNEL, &urb->transfer_dma);
if (!buf) {
dev_err(&ftdi->udev->dev, "could not get a buffer for the reset"
" sequence\n");
@@ -2030,7 +2030,7 @@ static int ftdi_elan_synchronize_reset(struct usb_ftdi *ftdi)
if (retval) {
dev_err(&ftdi->udev->dev, "failed to submit urb containing the "
"reset sequence\n");
- usb_buffer_free(ftdi->udev, i, buf, urb->transfer_dma);
+ usb_free_coherent(ftdi->udev, i, buf, urb->transfer_dma);
usb_free_urb(urb);
return -ENOMEM;
}
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index d3c85236388..7dc9d3c6998 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -239,8 +239,8 @@ static void iowarrior_write_callback(struct urb *urb)
__func__, status);
}
/* free up our allocated buffer */
- usb_buffer_free(urb->dev, urb->transfer_buffer_length,
- urb->transfer_buffer, urb->transfer_dma);
+ usb_free_coherent(urb->dev, urb->transfer_buffer_length,
+ urb->transfer_buffer, urb->transfer_dma);
/* tell a waiting writer the interrupt-out-pipe is available again */
atomic_dec(&dev->write_busy);
wake_up_interruptible(&dev->write_wait);
@@ -421,8 +421,8 @@ static ssize_t iowarrior_write(struct file *file,
dbg("%s Unable to allocate urb ", __func__);
goto error_no_urb;
}
- buf = usb_buffer_alloc(dev->udev, dev->report_size,
- GFP_KERNEL, &int_out_urb->transfer_dma);
+ buf = usb_alloc_coherent(dev->udev, dev->report_size,
+ GFP_KERNEL, &int_out_urb->transfer_dma);
if (!buf) {
retval = -ENOMEM;
dbg("%s Unable to allocate buffer ", __func__);
@@ -459,8 +459,8 @@ static ssize_t iowarrior_write(struct file *file,
break;
}
error:
- usb_buffer_free(dev->udev, dev->report_size, buf,
- int_out_urb->transfer_dma);
+ usb_free_coherent(dev->udev, dev->report_size, buf,
+ int_out_urb->transfer_dma);
error_no_buffer:
usb_free_urb(int_out_urb);
error_no_urb:
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index aae95a009bd..30d930386b6 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -47,7 +47,6 @@
#include <linux/spinlock.h>
#include <linux/kref.h>
#include <linux/usb.h>
-#include <linux/smp_lock.h>
#include <linux/vmalloc.h>
#include "sisusb.h"
@@ -2416,14 +2415,11 @@ sisusb_open(struct inode *inode, struct file *file)
struct usb_interface *interface;
int subminor = iminor(inode);
- lock_kernel();
if (!(interface = usb_find_interface(&sisusb_driver, subminor))) {
- unlock_kernel();
return -ENODEV;
}
if (!(sisusb = usb_get_intfdata(interface))) {
- unlock_kernel();
return -ENODEV;
}
@@ -2431,13 +2427,11 @@ sisusb_open(struct inode *inode, struct file *file)
if (!sisusb->present || !sisusb->ready) {
mutex_unlock(&sisusb->lock);
- unlock_kernel();
return -ENODEV;
}
if (sisusb->isopen) {
mutex_unlock(&sisusb->lock);
- unlock_kernel();
return -EBUSY;
}
@@ -2446,13 +2440,11 @@ sisusb_open(struct inode *inode, struct file *file)
if (sisusb_init_gfxdevice(sisusb, 0)) {
mutex_unlock(&sisusb->lock);
dev_err(&sisusb->sisusb_dev->dev, "Failed to initialize device\n");
- unlock_kernel();
return -EIO;
}
} else {
mutex_unlock(&sisusb->lock);
dev_err(&sisusb->sisusb_dev->dev, "Device not attached to USB 2.0 hub\n");
- unlock_kernel();
return -EIO;
}
}
@@ -2465,7 +2457,6 @@ sisusb_open(struct inode *inode, struct file *file)
file->private_data = sisusb;
mutex_unlock(&sisusb->lock);
- unlock_kernel();
return 0;
}
@@ -2974,13 +2965,12 @@ sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
struct sisusb_usb_data *sisusb;
struct sisusb_info x;
struct sisusb_command y;
- int retval = 0;
+ long retval = 0;
u32 __user *argp = (u32 __user *)arg;
if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
return -ENODEV;
- lock_kernel();
mutex_lock(&sisusb->lock);
/* Sanity check */
@@ -3039,7 +3029,6 @@ sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
err_out:
mutex_unlock(&sisusb->lock);
- unlock_kernel();
return retval;
}
diff --git a/drivers/usb/misc/sisusbvga/sisusb_con.c b/drivers/usb/misc/sisusbvga/sisusb_con.c
index b271b0557a1..411e605f448 100644
--- a/drivers/usb/misc/sisusbvga/sisusb_con.c
+++ b/drivers/usb/misc/sisusbvga/sisusb_con.c
@@ -1187,9 +1187,9 @@ sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot,
* And so is the hi_font_mask.
*/
for (i = 0; i < MAX_NR_CONSOLES; i++) {
- struct vc_data *c = vc_cons[i].d;
- if (c && c->vc_sw == &sisusb_con)
- c->vc_hi_font_mask = ch512 ? 0x0800 : 0;
+ struct vc_data *d = vc_cons[i].d;
+ if (d && d->vc_sw == &sisusb_con)
+ d->vc_hi_font_mask = ch512 ? 0x0800 : 0;
}
sisusb->current_font_512 = ch512;
@@ -1249,7 +1249,7 @@ sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot,
mutex_unlock(&sisusb->lock);
if (dorecalc && c) {
- int i, rows = c->vc_scan_lines / fh;
+ int rows = c->vc_scan_lines / fh;
/* Now adjust our consoles' size */
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index 90aede90553..7828c764b32 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -205,8 +205,8 @@ static void lcd_write_bulk_callback(struct urb *urb)
}
/* free up our allocated buffer */
- usb_buffer_free(urb->dev, urb->transfer_buffer_length,
- urb->transfer_buffer, urb->transfer_dma);
+ usb_free_coherent(urb->dev, urb->transfer_buffer_length,
+ urb->transfer_buffer, urb->transfer_dma);
up(&dev->limit_sem);
}
@@ -234,7 +234,7 @@ static ssize_t lcd_write(struct file *file, const char __user * user_buffer, siz
goto err_no_buf;
}
- buf = usb_buffer_alloc(dev->udev, count, GFP_KERNEL, &urb->transfer_dma);
+ buf = usb_alloc_coherent(dev->udev, count, GFP_KERNEL, &urb->transfer_dma);
if (!buf) {
retval = -ENOMEM;
goto error;
@@ -268,7 +268,7 @@ exit:
error_unanchor:
usb_unanchor_urb(urb);
error:
- usb_buffer_free(dev->udev, count, buf, urb->transfer_dma);
+ usb_free_coherent(dev->udev, count, buf, urb->transfer_dma);
usb_free_urb(urb);
err_no_buf:
up(&dev->limit_sem);
diff --git a/drivers/usb/misc/usbsevseg.c b/drivers/usb/misc/usbsevseg.c
index a9555cb901a..de8ef945b53 100644
--- a/drivers/usb/misc/usbsevseg.c
+++ b/drivers/usb/misc/usbsevseg.c
@@ -49,6 +49,7 @@ struct usb_sevsegdev {
u16 textlength;
u8 shadow_power; /* for PM */
+ u8 has_interface_pm;
};
/* sysfs_streq can't replace this completely
@@ -68,12 +69,16 @@ static void update_display_powered(struct usb_sevsegdev *mydev)
{
int rc;
- if (!mydev->shadow_power && mydev->powered) {
+ if (mydev->powered && !mydev->has_interface_pm) {
rc = usb_autopm_get_interface(mydev->intf);
if (rc < 0)
return;
+ mydev->has_interface_pm = 1;
}
+ if (mydev->shadow_power != 1)
+ return;
+
rc = usb_control_msg(mydev->udev,
usb_sndctrlpipe(mydev->udev, 0),
0x12,
@@ -86,8 +91,10 @@ static void update_display_powered(struct usb_sevsegdev *mydev)
if (rc < 0)
dev_dbg(&mydev->udev->dev, "power retval = %d\n", rc);
- if (mydev->shadow_power && !mydev->powered)
+ if (!mydev->powered && mydev->has_interface_pm) {
usb_autopm_put_interface(mydev->intf);
+ mydev->has_interface_pm = 0;
+ }
}
static void update_display_mode(struct usb_sevsegdev *mydev)
@@ -351,6 +358,10 @@ static int sevseg_probe(struct usb_interface *interface,
mydev->intf = interface;
usb_set_intfdata(interface, mydev);
+ /* PM */
+ mydev->shadow_power = 1; /* currently active */
+ mydev->has_interface_pm = 0; /* have not issued autopm_get */
+
/*set defaults */
mydev->textmode = 0x02; /* ascii mode */
mydev->mode_msb = 0x06; /* 6 characters */
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index a21cce6f740..16dffe99d9f 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -202,7 +202,7 @@ static struct urb *simple_alloc_urb (
urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;
if (usb_pipein (pipe))
urb->transfer_flags |= URB_SHORT_NOT_OK;
- urb->transfer_buffer = usb_buffer_alloc (udev, bytes, GFP_KERNEL,
+ urb->transfer_buffer = usb_alloc_coherent (udev, bytes, GFP_KERNEL,
&urb->transfer_dma);
if (!urb->transfer_buffer) {
usb_free_urb (urb);
@@ -272,8 +272,8 @@ static inline int simple_check_buf(struct usbtest_dev *tdev, struct urb *urb)
static void simple_free_urb (struct urb *urb)
{
- usb_buffer_free (urb->dev, urb->transfer_buffer_length,
- urb->transfer_buffer, urb->transfer_dma);
+ usb_free_coherent(urb->dev, urb->transfer_buffer_length,
+ urb->transfer_buffer, urb->transfer_dma);
usb_free_urb (urb);
}
@@ -977,15 +977,13 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
if (!u)
goto cleanup;
- reqp = usb_buffer_alloc (udev, sizeof *reqp, GFP_KERNEL,
- &u->setup_dma);
+ reqp = kmalloc(sizeof *reqp, GFP_KERNEL);
if (!reqp)
goto cleanup;
reqp->setup = req;
reqp->number = i % NUM_SUBCASES;
reqp->expected = expected;
u->setup_packet = (char *) &reqp->setup;
- u->transfer_flags |= URB_NO_SETUP_DMA_MAP;
u->context = &context;
u->complete = ctrl_complete;
@@ -1017,10 +1015,7 @@ cleanup:
if (!urb [i])
continue;
urb [i]->dev = udev;
- if (urb [i]->setup_packet)
- usb_buffer_free (udev, sizeof (struct usb_ctrlrequest),
- urb [i]->setup_packet,
- urb [i]->setup_dma);
+ kfree(urb[i]->setup_packet);
simple_free_urb (urb [i]);
}
kfree (urb);
@@ -1421,7 +1416,7 @@ static struct urb *iso_alloc_urb (
urb->number_of_packets = packets;
urb->transfer_buffer_length = bytes;
- urb->transfer_buffer = usb_buffer_alloc (udev, bytes, GFP_KERNEL,
+ urb->transfer_buffer = usb_alloc_coherent (udev, bytes, GFP_KERNEL,
&urb->transfer_dma);
if (!urb->transfer_buffer) {
usb_free_urb (urb);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-02 02:06:57 +0000