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Diffstat (limited to 'src/etnaviv/drm/etnaviv_device.c')
-rw-r--r--src/etnaviv/drm/etnaviv_device.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/etnaviv/drm/etnaviv_device.c b/src/etnaviv/drm/etnaviv_device.c
index b8d465ac8a4..32991d0a5b3 100644
--- a/src/etnaviv/drm/etnaviv_device.c
+++ b/src/etnaviv/drm/etnaviv_device.c
@@ -46,6 +46,10 @@ u32_equals(const void *key1, const void *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;
@@ -56,6 +60,14 @@ struct etna_device *etna_device_new(int fd)
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;
}
@@ -84,6 +96,10 @@ struct etna_device *etna_device_ref(struct etna_device *dev)
static void etna_device_del_impl(struct etna_device *dev)
{
etna_bo_cache_cleanup(&dev->bo_cache, 0);
+
+ 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);
@@ -115,3 +131,8 @@ int etna_device_fd(struct etna_device *dev)
{
return dev->fd;
}
+
+bool etnaviv_device_softpin_capable(struct etna_device *dev)
+{
+ return !!dev->use_softpin;
+}