* Christian Gmeiner <christian.gmeiner@gmail.com>
*/
-#include <stdlib.h>
-#include <linux/stddef.h>
-#include <linux/types.h>
-#include <errno.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <pthread.h>
-
-#include <xf86drm.h>
+#include "util/hash_table.h"
#include "etnaviv_priv.h"
#include "etnaviv_drmif.h"
-static pthread_mutex_t table_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_mutex_t etna_drm_table_lock = PTHREAD_MUTEX_INITIALIZER;
+
+static uint32_t
+u32_hash(const void *key)
+{
+ return _mesa_hash_data(key, sizeof(uint32_t));
+}
+
+static bool
+u32_equals(const void *key1, const void *key2)
+{
+ return *(const uint32_t *)key1 == *(const uint32_t *)key2;
+}
struct etna_device *etna_device_new(int fd)
{
struct etna_device *dev = calloc(sizeof(*dev), 1);
+ struct drm_etnaviv_param req = {
+ .param = ETNAVIV_PARAM_SOFTPIN_START_ADDR,
+ };
+ int ret;
if (!dev)
return NULL;
p_atomic_set(&dev->refcnt, 1);
dev->fd = fd;
- dev->handle_table = drmHashCreate();
- dev->name_table = drmHashCreate();
+ dev->handle_table = _mesa_hash_table_create(NULL, u32_hash, u32_equals);
+ dev->name_table = _mesa_hash_table_create(NULL, u32_hash, u32_equals);
etna_bo_cache_init(&dev->bo_cache);
+ ret = drmCommandWriteRead(dev->fd, DRM_ETNAVIV_GET_PARAM, &req, sizeof(req));
+ if (!ret && req.value != ~0ULL) {
+ const uint64_t _4GB = 1ull << 32;
+
+ util_vma_heap_init(&dev->address_space, req.value, _4GB - req.value);
+ dev->use_softpin = 1;
+ }
+
return dev;
}
static void etna_device_del_impl(struct etna_device *dev)
{
etna_bo_cache_cleanup(&dev->bo_cache, 0);
- drmHashDestroy(dev->handle_table);
- drmHashDestroy(dev->name_table);
+
+ if (dev->use_softpin)
+ util_vma_heap_finish(&dev->address_space);
+
+ _mesa_hash_table_destroy(dev->handle_table, NULL);
+ _mesa_hash_table_destroy(dev->name_table, NULL);
if (dev->closefd)
close(dev->fd);
if (!p_atomic_dec_zero(&dev->refcnt))
return;
- pthread_mutex_lock(&table_lock);
+ pthread_mutex_lock(&etna_drm_table_lock);
etna_device_del_impl(dev);
- pthread_mutex_unlock(&table_lock);
+ pthread_mutex_unlock(&etna_drm_table_lock);
}
int etna_device_fd(struct etna_device *dev)
{
return dev->fd;
}
+
+bool etnaviv_device_softpin_capable(struct etna_device *dev)
+{
+ return !!dev->use_softpin;
+}