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Searched refs:lencopy (Results 1 – 5 of 5) sorted by relevance

/linux-4.1.27/drivers/media/usb/stk1160/
Dstk1160-video.c115 int linesdone, lineoff, lencopy; in stk1160_copy_video() local
148 lencopy = remain; in stk1160_copy_video()
150 lencopy = bytesperline - lineoff; in stk1160_copy_video()
156 if (lencopy > buf->bytesused - buf->length) { in stk1160_copy_video()
157 lencopy = buf->bytesused - buf->length; in stk1160_copy_video()
158 remain = lencopy; in stk1160_copy_video()
162 if (lencopy == 0 || remain == 0) in stk1160_copy_video()
166 if (lencopy < 0) { in stk1160_copy_video()
171 if ((unsigned long)dst + lencopy > in stk1160_copy_video()
177 memcpy(dst, src, lencopy); in stk1160_copy_video()
[all …]
/linux-4.1.27/drivers/media/usb/au0828/
Dau0828-video.c330 int linesdone, currlinedone, offset, lencopy, remain; in au0828_copy_video() local
352 lencopy = bytesperline - currlinedone; in au0828_copy_video()
353 lencopy = lencopy > remain ? remain : lencopy; in au0828_copy_video()
355 if ((char *)startwrite + lencopy > (char *)outp + buf->length) { in au0828_copy_video()
357 ((char *)startwrite + lencopy) - in au0828_copy_video()
360 lencopy = remain; in au0828_copy_video()
362 if (lencopy <= 0) in au0828_copy_video()
364 memcpy(startwrite, startread, lencopy); in au0828_copy_video()
366 remain -= lencopy; in au0828_copy_video()
369 startwrite += lencopy + bytesperline; in au0828_copy_video()
[all …]
/linux-4.1.27/drivers/media/usb/em28xx/
Dem28xx-video.c456 int linesdone, currlinedone, offset, lencopy, remain; in em28xx_copy_video() local
479 lencopy = bytesperline - currlinedone; in em28xx_copy_video()
480 lencopy = lencopy > remain ? remain : lencopy; in em28xx_copy_video()
482 if ((char *)startwrite + lencopy > (char *)buf->vb_buf + buf->length) { in em28xx_copy_video()
484 ((char *)startwrite + lencopy) - in em28xx_copy_video()
488 lencopy = remain; in em28xx_copy_video()
490 if (lencopy <= 0) in em28xx_copy_video()
492 memcpy(startwrite, startread, lencopy); in em28xx_copy_video()
494 remain -= lencopy; in em28xx_copy_video()
498 startwrite += lencopy; in em28xx_copy_video()
[all …]
/linux-4.1.27/drivers/media/usb/cx231xx/
Dcx231xx-vbi.c666 int offset, lencopy; in cx231xx_do_vbi_copy() local
691 lencopy = dma_q->bytes_left_in_line > bytes_to_copy ? in cx231xx_do_vbi_copy()
694 memcpy(startwrite, p_buffer, lencopy); in cx231xx_do_vbi_copy()
Dcx231xx-video.c661 int offset, lencopy; in cx231xx_do_copy() local
687 lencopy = dma_q->bytes_left_in_line > bytes_to_copy ? in cx231xx_do_copy()
690 if ((u8 *)(startwrite + lencopy) > (u8 *)(p_out_buffer + buf->vb.size)) in cx231xx_do_copy()
694 cx231xx_swab((u16 *) p_buffer, (u16 *) startwrite, (u16) lencopy); in cx231xx_do_copy()