#include <linux/jiffies.h>
#include <linux/mutex.h>
#include <linux/sched.h>
-#include <linux/slab.h>
#include <linux/spinlock.h>
#include "iso-resources.h"
*/
int fw_iso_resources_init(struct fw_iso_resources *r, struct fw_unit *unit)
{
- r->buffer = kmalloc(2 * 4, GFP_KERNEL);
- if (!r->buffer)
- return -ENOMEM;
-
r->channels_mask = ~0uLL;
r->unit = fw_unit_get(unit);
mutex_init(&r->mutex);
void fw_iso_resources_destroy(struct fw_iso_resources *r)
{
WARN_ON(r->allocated);
- kfree(r->buffer);
mutex_destroy(&r->mutex);
fw_unit_put(r->unit);
}
bandwidth = r->bandwidth + r->bandwidth_overhead;
fw_iso_resource_manage(card, r->generation, r->channels_mask,
- &channel, &bandwidth, true, r->buffer);
+ &channel, &bandwidth, true);
if (channel == -EAGAIN) {
mutex_unlock(&r->mutex);
goto retry_after_bus_reset;
bandwidth = r->bandwidth + r->bandwidth_overhead;
fw_iso_resource_manage(card, r->generation, 1uLL << r->channel,
- &channel, &bandwidth, true, r->buffer);
+ &channel, &bandwidth, true);
/*
* When another bus reset happens, pretend that the allocation
* succeeded; we will try again for the new generation later.
if (r->allocated) {
bandwidth = r->bandwidth + r->bandwidth_overhead;
fw_iso_resource_manage(card, r->generation, 1uLL << r->channel,
- &channel, &bandwidth, false, r->buffer);
+ &channel, &bandwidth, false);
if (channel < 0)
dev_err(&r->unit->device,
"isochronous resource deallocation failed\n");