diff options
author | Frank Schaefer <fschaefer.oss@googlemail.com> | 2012-11-08 14:11:40 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-12-22 17:57:41 -0200 |
commit | afb177e06563861bfe4d7795a9d4d3b52851813b (patch) | |
tree | 05f8cfbee376f2139587e9a9bb79989c6860f092 /drivers/media/usb | |
parent | 836e93bf6a7f0e5385f850f51d66cd1612e815aa (diff) | |
download | op-kernel-dev-afb177e06563861bfe4d7795a9d4d3b52851813b.zip op-kernel-dev-afb177e06563861bfe4d7795a9d4d3b52851813b.tar.gz |
[media] em28xx: rename function em28xx_uninit_isoc to em28xx_uninit_usb_xfer
This function will be used to uninitialize USB bulk transfers, too.
Also rename the local variable isoc_bufs to usb_bufs.
Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb')
-rw-r--r-- | drivers/media/usb/em28xx/em28xx-cards.c | 4 | ||||
-rw-r--r-- | drivers/media/usb/em28xx/em28xx-core.c | 43 | ||||
-rw-r--r-- | drivers/media/usb/em28xx/em28xx-video.c | 2 | ||||
-rw-r--r-- | drivers/media/usb/em28xx/em28xx.h | 2 |
4 files changed, 26 insertions, 25 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index 7cd2faf..e474ccf 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -3394,7 +3394,7 @@ static void em28xx_usb_disconnect(struct usb_interface *interface) video_device_node_name(dev->vdev)); dev->state |= DEV_MISCONFIGURED; - em28xx_uninit_isoc(dev, dev->mode); + em28xx_uninit_usb_xfer(dev, dev->mode); dev->state |= DEV_DISCONNECTED; } else { dev->state |= DEV_DISCONNECTED; @@ -3402,7 +3402,7 @@ static void em28xx_usb_disconnect(struct usb_interface *interface) } /* free DVB isoc buffers */ - em28xx_uninit_isoc(dev, EM28XX_DIGITAL_MODE); + em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE); mutex_unlock(&dev->lock); diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index 8f50f5c..a1ebd08 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -962,49 +962,50 @@ static void em28xx_irq_callback(struct urb *urb) /* * Stop and Deallocate URBs */ -void em28xx_uninit_isoc(struct em28xx *dev, enum em28xx_mode mode) +void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode) { struct urb *urb; - struct em28xx_usb_bufs *isoc_bufs; + struct em28xx_usb_bufs *usb_bufs; int i; - em28xx_isocdbg("em28xx: called em28xx_uninit_isoc in mode %d\n", mode); + em28xx_isocdbg("em28xx: called em28xx_uninit_usb_xfer in mode %d\n", + mode); if (mode == EM28XX_DIGITAL_MODE) - isoc_bufs = &dev->usb_ctl.digital_bufs; + usb_bufs = &dev->usb_ctl.digital_bufs; else - isoc_bufs = &dev->usb_ctl.analog_bufs; + usb_bufs = &dev->usb_ctl.analog_bufs; - for (i = 0; i < isoc_bufs->num_bufs; i++) { - urb = isoc_bufs->urb[i]; + for (i = 0; i < usb_bufs->num_bufs; i++) { + urb = usb_bufs->urb[i]; if (urb) { if (!irqs_disabled()) usb_kill_urb(urb); else usb_unlink_urb(urb); - if (isoc_bufs->transfer_buffer[i]) { + if (usb_bufs->transfer_buffer[i]) { usb_free_coherent(dev->udev, urb->transfer_buffer_length, - isoc_bufs->transfer_buffer[i], + usb_bufs->transfer_buffer[i], urb->transfer_dma); } usb_free_urb(urb); - isoc_bufs->urb[i] = NULL; + usb_bufs->urb[i] = NULL; } - isoc_bufs->transfer_buffer[i] = NULL; + usb_bufs->transfer_buffer[i] = NULL; } - kfree(isoc_bufs->urb); - kfree(isoc_bufs->transfer_buffer); + kfree(usb_bufs->urb); + kfree(usb_bufs->transfer_buffer); - isoc_bufs->urb = NULL; - isoc_bufs->transfer_buffer = NULL; - isoc_bufs->num_bufs = 0; + usb_bufs->urb = NULL; + usb_bufs->transfer_buffer = NULL; + usb_bufs->num_bufs = 0; em28xx_capture_start(dev, 0); } -EXPORT_SYMBOL_GPL(em28xx_uninit_isoc); +EXPORT_SYMBOL_GPL(em28xx_uninit_usb_xfer); /* * Stop URBs @@ -1051,7 +1052,7 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, isoc_bufs = &dev->usb_ctl.analog_bufs; /* De-allocates all pending stuff */ - em28xx_uninit_isoc(dev, mode); + em28xx_uninit_usb_xfer(dev, mode); isoc_bufs->num_bufs = num_bufs; @@ -1081,7 +1082,7 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, urb = usb_alloc_urb(isoc_bufs->num_packets, GFP_KERNEL); if (!urb) { em28xx_err("cannot alloc usb_ctl.urb %i\n", i); - em28xx_uninit_isoc(dev, mode); + em28xx_uninit_usb_xfer(dev, mode); return -ENOMEM; } isoc_bufs->urb[i] = urb; @@ -1093,7 +1094,7 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, " buffer %i%s\n", sb_size, i, in_interrupt() ? " while in int" : ""); - em28xx_uninit_isoc(dev, mode); + em28xx_uninit_usb_xfer(dev, mode); return -ENOMEM; } memset(isoc_bufs->transfer_buffer[i], 0, sb_size); @@ -1171,7 +1172,7 @@ int em28xx_init_isoc(struct em28xx *dev, enum em28xx_mode mode, if (rc) { em28xx_err("submit of urb %i failed (error=%i)\n", i, rc); - em28xx_uninit_isoc(dev, mode); + em28xx_uninit_usb_xfer(dev, mode); return rc; } } diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index 4326b9b..d61d4dc 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -2272,7 +2272,7 @@ static int em28xx_v4l2_close(struct file *filp) v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_power, 0); /* do this before setting alternate! */ - em28xx_uninit_isoc(dev, EM28XX_ANALOG_MODE); + em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE); em28xx_set_mode(dev, EM28XX_SUSPEND); /* set alternate 0 */ diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index 6773ca8..8fb3504 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -667,7 +667,7 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, int em28xx_init_isoc(struct em28xx *dev, enum em28xx_mode mode, int num_packets, int num_bufs, int max_pkt_size, int (*isoc_copy) (struct em28xx *dev, struct urb *urb)); -void em28xx_uninit_isoc(struct em28xx *dev, enum em28xx_mode mode); +void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode); void em28xx_stop_urbs(struct em28xx *dev); int em28xx_isoc_dvb_max_packetsize(struct em28xx *dev); int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode); |