From: Frank Schaefer Date: Thu, 8 Nov 2012 17:11:37 +0000 (-0300) Subject: [media] em28xx: rename struct em28xx_usb_isoc_ctl to em28xx_usb_ctl X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=74209dc06a7c27401de637cc371f54920d628ba8;p=~shefty%2Frdma-dev.git [media] em28xx: rename struct em28xx_usb_isoc_ctl to em28xx_usb_ctl Also rename the corresponding field isoc_ctl in struct em28xx to usb_ctl. We will use this struct for USB bulk transfers, too. Signed-off-by: Frank Schäfer Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index b250a63827d..0892d9225d6 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -941,7 +941,7 @@ static void em28xx_irq_callback(struct urb *urb) /* Copy data from URB */ spin_lock(&dev->slock); - dev->isoc_ctl.isoc_copy(dev, urb); + dev->usb_ctl.urb_data_copy(dev, urb); spin_unlock(&dev->slock); /* Reset urb buffers */ @@ -970,9 +970,9 @@ void em28xx_uninit_isoc(struct em28xx *dev, enum em28xx_mode mode) em28xx_isocdbg("em28xx: called em28xx_uninit_isoc in mode %d\n", mode); if (mode == EM28XX_DIGITAL_MODE) - isoc_bufs = &dev->isoc_ctl.digital_bufs; + isoc_bufs = &dev->usb_ctl.digital_bufs; else - isoc_bufs = &dev->isoc_ctl.analog_bufs; + isoc_bufs = &dev->usb_ctl.analog_bufs; for (i = 0; i < isoc_bufs->num_bufs; i++) { urb = isoc_bufs->urb[i]; @@ -1012,7 +1012,7 @@ void em28xx_stop_urbs(struct em28xx *dev) { int i; struct urb *urb; - struct em28xx_usb_bufs *isoc_bufs = &dev->isoc_ctl.digital_bufs; + struct em28xx_usb_bufs *isoc_bufs = &dev->usb_ctl.digital_bufs; em28xx_isocdbg("em28xx: called em28xx_stop_urbs\n"); @@ -1045,9 +1045,9 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, em28xx_isocdbg("em28xx: called em28xx_alloc_isoc in mode %d\n", mode); if (mode == EM28XX_DIGITAL_MODE) - isoc_bufs = &dev->isoc_ctl.digital_bufs; + isoc_bufs = &dev->usb_ctl.digital_bufs; else - isoc_bufs = &dev->isoc_ctl.analog_bufs; + isoc_bufs = &dev->usb_ctl.analog_bufs; /* De-allocates all pending stuff */ em28xx_uninit_isoc(dev, mode); @@ -1070,8 +1070,8 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, isoc_bufs->max_pkt_size = max_pkt_size; isoc_bufs->num_packets = num_packets; - dev->isoc_ctl.vid_buf = NULL; - dev->isoc_ctl.vbi_buf = NULL; + dev->usb_ctl.vid_buf = NULL; + dev->usb_ctl.vbi_buf = NULL; sb_size = isoc_bufs->num_packets * isoc_bufs->max_pkt_size; @@ -1079,7 +1079,7 @@ int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode, for (i = 0; i < isoc_bufs->num_bufs; i++) { urb = usb_alloc_urb(isoc_bufs->num_packets, GFP_KERNEL); if (!urb) { - em28xx_err("cannot alloc isoc_ctl.urb %i\n", i); + em28xx_err("cannot alloc usb_ctl.urb %i\n", i); em28xx_uninit_isoc(dev, mode); return -ENOMEM; } @@ -1141,14 +1141,14 @@ int em28xx_init_isoc(struct em28xx *dev, enum em28xx_mode mode, em28xx_isocdbg("em28xx: called em28xx_init_isoc in mode %d\n", mode); - dev->isoc_ctl.isoc_copy = isoc_copy; + dev->usb_ctl.urb_data_copy = isoc_copy; if (mode == EM28XX_DIGITAL_MODE) { - isoc_bufs = &dev->isoc_ctl.digital_bufs; + isoc_bufs = &dev->usb_ctl.digital_bufs; /* no need to free/alloc isoc buffers in digital mode */ alloc = 0; } else { - isoc_bufs = &dev->isoc_ctl.analog_bufs; + isoc_bufs = &dev->usb_ctl.analog_bufs; alloc = 1; } diff --git a/drivers/media/usb/em28xx/em28xx-vbi.c b/drivers/media/usb/em28xx/em28xx-vbi.c index 2b4c9cba2d6..d74713bd1d1 100644 --- a/drivers/media/usb/em28xx/em28xx-vbi.c +++ b/drivers/media/usb/em28xx/em28xx-vbi.c @@ -60,8 +60,8 @@ free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf) VIDEOBUF_ACTIVE, it won't be, though. */ spin_lock_irqsave(&dev->slock, flags); - if (dev->isoc_ctl.vbi_buf == buf) - dev->isoc_ctl.vbi_buf = NULL; + if (dev->usb_ctl.vbi_buf == buf) + dev->usb_ctl.vbi_buf = NULL; spin_unlock_irqrestore(&dev->slock, flags); videobuf_vmalloc_free(&buf->vb); diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index 94b51da01af..4326b9b0e8c 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -165,7 +165,7 @@ static inline void buffer_filled(struct em28xx *dev, buf->vb.field_count++; v4l2_get_timestamp(&buf->vb.ts); - dev->isoc_ctl.vid_buf = NULL; + dev->usb_ctl.vid_buf = NULL; list_del(&buf->vb.queue); wake_up(&buf->vb.done); @@ -182,7 +182,7 @@ static inline void vbi_buffer_filled(struct em28xx *dev, buf->vb.field_count++; v4l2_get_timestamp(&buf->vb.ts); - dev->isoc_ctl.vbi_buf = NULL; + dev->usb_ctl.vbi_buf = NULL; list_del(&buf->vb.queue); wake_up(&buf->vb.done); @@ -368,7 +368,7 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q, if (list_empty(&dma_q->active)) { em28xx_isocdbg("No active queue to serve\n"); - dev->isoc_ctl.vid_buf = NULL; + dev->usb_ctl.vid_buf = NULL; *buf = NULL; return; } @@ -380,7 +380,7 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q, outp = videobuf_to_vmalloc(&(*buf)->vb); memset(outp, 0, (*buf)->vb.size); - dev->isoc_ctl.vid_buf = *buf; + dev->usb_ctl.vid_buf = *buf; return; } @@ -396,7 +396,7 @@ static inline void vbi_get_next_buf(struct em28xx_dmaqueue *dma_q, if (list_empty(&dma_q->active)) { em28xx_isocdbg("No active queue to serve\n"); - dev->isoc_ctl.vbi_buf = NULL; + dev->usb_ctl.vbi_buf = NULL; *buf = NULL; return; } @@ -407,7 +407,7 @@ static inline void vbi_get_next_buf(struct em28xx_dmaqueue *dma_q, outp = videobuf_to_vmalloc(&(*buf)->vb); memset(outp, 0x00, (*buf)->vb.size); - dev->isoc_ctl.vbi_buf = *buf; + dev->usb_ctl.vbi_buf = *buf; return; } @@ -435,7 +435,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb) return 0; } - buf = dev->isoc_ctl.vid_buf; + buf = dev->usb_ctl.vid_buf; if (buf != NULL) outp = videobuf_to_vmalloc(&buf->vb); @@ -531,11 +531,11 @@ static inline int em28xx_isoc_copy_vbi(struct em28xx *dev, struct urb *urb) return 0; } - buf = dev->isoc_ctl.vid_buf; + buf = dev->usb_ctl.vid_buf; if (buf != NULL) outp = videobuf_to_vmalloc(&buf->vb); - vbi_buf = dev->isoc_ctl.vbi_buf; + vbi_buf = dev->usb_ctl.vbi_buf; if (vbi_buf != NULL) vbioutp = videobuf_to_vmalloc(&vbi_buf->vb); @@ -725,8 +725,8 @@ static void free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf) VIDEOBUF_ACTIVE, it won't be, though. */ spin_lock_irqsave(&dev->slock, flags); - if (dev->isoc_ctl.vid_buf == buf) - dev->isoc_ctl.vid_buf = NULL; + if (dev->usb_ctl.vid_buf == buf) + dev->usb_ctl.vid_buf = NULL; spin_unlock_irqrestore(&dev->slock, flags); videobuf_vmalloc_free(&buf->vb); @@ -758,7 +758,7 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, goto fail; } - if (!dev->isoc_ctl.analog_bufs.num_bufs) + if (!dev->usb_ctl.analog_bufs.num_bufs) urb_init = 1; if (urb_init) { diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index e062a2767d2..17310e6a51e 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -220,19 +220,19 @@ struct em28xx_usb_bufs { char **transfer_buffer; }; -struct em28xx_usb_isoc_ctl { - /* isoc transfer buffers for analog mode */ +struct em28xx_usb_ctl { + /* isoc/bulk transfer buffers for analog mode */ struct em28xx_usb_bufs analog_bufs; - /* isoc transfer buffers for digital mode */ + /* isoc/bulk transfer buffers for digital mode */ struct em28xx_usb_bufs digital_bufs; /* Stores already requested buffers */ struct em28xx_buffer *vid_buf; struct em28xx_buffer *vbi_buf; - /* isoc urb callback */ - int (*isoc_copy) (struct em28xx *dev, struct urb *urb); + /* copy data from URB */ + int (*urb_data_copy) (struct em28xx *dev, struct urb *urb); }; @@ -582,7 +582,7 @@ struct em28xx { /* Isoc control struct */ struct em28xx_dmaqueue vidq; struct em28xx_dmaqueue vbiq; - struct em28xx_usb_isoc_ctl isoc_ctl; + struct em28xx_usb_ctl usb_ctl; spinlock_t slock; /* usb transfer */