Remove now unused code
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/src/fw-iso.c b/src/fw-iso.c
index 0d2039d..d967bca 100644
--- a/src/fw-iso.c
+++ b/src/fw-iso.c
@@ -437,18 +437,6 @@
return ioctl(handle->iso.fd, FW_CDEV_IOC_FLUSH_ISO, &flush);
}
-static unsigned int
-round_to_power_of_two(unsigned int value)
-{
- unsigned int pot;
-
- pot = 1;
- while (pot < value)
- pot <<= 1;
-
- return pot;
-}
-
static int
iso_init(fw_handle_t handle, int type,
raw1394_iso_xmit_handler_t xmit_handler,
@@ -461,25 +449,13 @@
{
struct fw_cdev_create_iso_context create;
struct epoll_event ep;
- int retval, prot;
+ int retval;
if (handle->iso.fd != -1) {
errno = EBUSY;
return -1;
}
- switch (type) {
- case FW_CDEV_ISO_CONTEXT_TRANSMIT:
- prot = PROT_READ | PROT_WRITE;
- break;
- case FW_CDEV_ISO_CONTEXT_RECEIVE:
- prot = PROT_READ | PROT_WRITE;
- break;
- default:
- errno = EINVAL;
- return -1;
- }
-
/* set irq_interval from < 1 to default values like ieee1394 rawiso */
if (irq_interval < 0)
irq_interval = buf_packets / 4;
@@ -538,7 +514,7 @@
handle->iso.buffer =
mmap(NULL, buf_packets * handle->iso.max_packet_size,
- prot, MAP_SHARED, handle->iso.fd, 0);
+ PROT_READ | PROT_WRITE, MAP_SHARED, handle->iso.fd, 0);
if (handle->iso.buffer == MAP_FAILED) {
close(handle->iso.fd);