scratch_write_ptr 165 drivers/media/usb/usbvision/usbvision-core.c int len = usbvision->scratch_write_ptr - usbvision->scratch_read_ptr; scratch_write_ptr 178 drivers/media/usb/usbvision/usbvision-core.c int free = usbvision->scratch_read_ptr - usbvision->scratch_write_ptr; scratch_write_ptr 197 drivers/media/usb/usbvision/usbvision-core.c if (usbvision->scratch_write_ptr + len < scratch_buf_size) { scratch_write_ptr 198 drivers/media/usb/usbvision/usbvision-core.c memcpy(usbvision->scratch + usbvision->scratch_write_ptr, data, len); scratch_write_ptr 199 drivers/media/usb/usbvision/usbvision-core.c usbvision->scratch_write_ptr += len; scratch_write_ptr 201 drivers/media/usb/usbvision/usbvision-core.c len_part = scratch_buf_size - usbvision->scratch_write_ptr; scratch_write_ptr 202 drivers/media/usb/usbvision/usbvision-core.c memcpy(usbvision->scratch + usbvision->scratch_write_ptr, data, len_part); scratch_write_ptr 204 drivers/media/usb/usbvision/usbvision-core.c usbvision->scratch_write_ptr = 0; /* just set write_ptr to zero */ scratch_write_ptr 207 drivers/media/usb/usbvision/usbvision-core.c usbvision->scratch_write_ptr = len - len_part; scratch_write_ptr 211 drivers/media/usb/usbvision/usbvision-core.c PDEBUG(DBG_SCRATCH, "len=%d, new write_ptr=%d\n", len, usbvision->scratch_write_ptr); scratch_write_ptr 222 drivers/media/usb/usbvision/usbvision-core.c usbvision->scratch_write_ptr; scratch_write_ptr 342 drivers/media/usb/usbvision/usbvision-core.c usbvision->scratch_write_ptr = 0; scratch_write_ptr 407 drivers/media/usb/usbvision/usbvision.h int scratch_write_ptr;