/**
* Kenel-assigned global name for this object
+ *
+ * List contains both flink named and prime fd'd objects
*/
unsigned int global_name;
drmMMListHead name_list;
}
}
- bo_gem = calloc(1, sizeof(*bo_gem));
- if (!bo_gem)
- return NULL;
-
VG_CLEAR(open_arg);
open_arg.name = handle;
ret = drmIoctl(bufmgr_gem->fd,
if (ret != 0) {
DBG("Couldn't reference %s handle 0x%08x: %s\n",
name, handle, strerror(errno));
- free(bo_gem);
return NULL;
}
+ /* Now see if someone has used a prime handle to get this
+ * object from the kernel before by looking through the list
+ * again for a matching gem_handle
+ */
+ for (list = bufmgr_gem->named.next;
+ list != &bufmgr_gem->named;
+ list = list->next) {
+ bo_gem = DRMLISTENTRY(drm_intel_bo_gem, list, name_list);
+ if (bo_gem->gem_handle == open_arg.handle) {
+ drm_intel_gem_bo_reference(&bo_gem->bo);
+ return &bo_gem->bo;
+ }
+ }
+
+ bo_gem = calloc(1, sizeof(*bo_gem));
+ if (!bo_gem)
+ return NULL;
+
bo_gem->bo.size = open_arg.size;
bo_gem->bo.offset = 0;
bo_gem->bo.virtual = NULL;
aub_out(bufmgr_gem,
CMD_AUB_TRACE_HEADER_BLOCK |
- (5 - 2));
+ ((bufmgr_gem->gen >= 8 ? 6 : 5) - 2));
aub_out(bufmgr_gem,
AUB_TRACE_MEMTYPE_GTT | type | AUB_TRACE_OP_DATA_WRITE);
aub_out(bufmgr_gem, subtype);
aub_out(bufmgr_gem, bo_gem->aub_offset + offset);
aub_out(bufmgr_gem, size);
+ if (bufmgr_gem->gen >= 8)
+ aub_out(bufmgr_gem, 0);
aub_write_bo_data(bo, offset, size);
}
/* Make a ring buffer to execute our batchbuffer. */
memset(ringbuffer, 0, sizeof(ringbuffer));
- ringbuffer[ring_count++] = AUB_MI_BATCH_BUFFER_START;
- ringbuffer[ring_count++] = batch_buffer;
+ if (bufmgr_gem->gen >= 8) {
+ ringbuffer[ring_count++] = AUB_MI_BATCH_BUFFER_START | (3 - 2);
+ ringbuffer[ring_count++] = batch_buffer;
+ ringbuffer[ring_count++] = 0;
+ } else {
+ ringbuffer[ring_count++] = AUB_MI_BATCH_BUFFER_START;
+ ringbuffer[ring_count++] = batch_buffer;
+ }
/* Write out the ring. This appears to trigger execution of
* the ring in the simulator.
*/
aub_out(bufmgr_gem,
CMD_AUB_TRACE_HEADER_BLOCK |
- (5 - 2));
+ ((bufmgr_gem->gen >= 8 ? 6 : 5) - 2));
aub_out(bufmgr_gem,
AUB_TRACE_MEMTYPE_GTT | ring | AUB_TRACE_OP_COMMAND_WRITE);
aub_out(bufmgr_gem, 0); /* general/surface subtype */
aub_out(bufmgr_gem, bufmgr_gem->aub_offset);
aub_out(bufmgr_gem, ring_count * 4);
+ if (bufmgr_gem->gen >= 8)
+ aub_out(bufmgr_gem, 0);
/* FIXME: Need some flush operations here? */
aub_out_data(bufmgr_gem, ringbuffer, ring_count * 4);
uint32_t handle;
drm_intel_bo_gem *bo_gem;
struct drm_i915_gem_get_tiling get_tiling;
+ drmMMListHead *list;
ret = drmPrimeFDToHandle(bufmgr_gem->fd, prime_fd, &handle);
+
+ /*
+ * See if the kernel has already returned this buffer to us. Just as
+ * for named buffers, we must not create two bo's pointing at the same
+ * kernel object
+ */
+ for (list = bufmgr_gem->named.next;
+ list != &bufmgr_gem->named;
+ list = list->next) {
+ bo_gem = DRMLISTENTRY(drm_intel_bo_gem, list, name_list);
+ if (bo_gem->gem_handle == handle) {
+ drm_intel_gem_bo_reference(&bo_gem->bo);
+ return &bo_gem->bo;
+ }
+ }
+
if (ret) {
fprintf(stderr,"ret is %d %d\n", ret, errno);
return NULL;
bo_gem->has_error = false;
bo_gem->reusable = false;
- DRMINITLISTHEAD(&bo_gem->name_list);
DRMINITLISTHEAD(&bo_gem->vma_list);
+ DRMLISTADDTAIL(&bo_gem->name_list, &bufmgr_gem->named);
VG_CLEAR(get_tiling);
get_tiling.handle = bo_gem->gem_handle;
drm_intel_bufmgr_gem *bufmgr_gem = (drm_intel_bufmgr_gem *) bo->bufmgr;
drm_intel_bo_gem *bo_gem = (drm_intel_bo_gem *) bo;
+ if (DRMLISTEMPTY(&bo_gem->name_list))
+ DRMLISTADDTAIL(&bo_gem->name_list, &bufmgr_gem->named);
+
if (drmPrimeHandleToFD(bufmgr_gem->fd, bo_gem->gem_handle,
DRM_CLOEXEC, prime_fd) != 0)
return -errno;
bo_gem->global_name = flink.name;
bo_gem->reusable = false;
- DRMLISTADDTAIL(&bo_gem->name_list, &bufmgr_gem->named);
+ if (DRMLISTEMPTY(&bo_gem->name_list))
+ DRMLISTADDTAIL(&bo_gem->name_list, &bufmgr_gem->named);
}
*name = bo_gem->global_name;
aub_out(bufmgr_gem, 0); /* comment len */
/* Set up the GTT. The max we can handle is 256M */
- aub_out(bufmgr_gem, CMD_AUB_TRACE_HEADER_BLOCK | (5 - 2));
+ aub_out(bufmgr_gem, CMD_AUB_TRACE_HEADER_BLOCK | ((bufmgr_gem->gen >= 8 ? 6 : 5) - 2));
aub_out(bufmgr_gem, AUB_TRACE_MEMTYPE_NONLOCAL | 0 | AUB_TRACE_OP_DATA_WRITE);
aub_out(bufmgr_gem, 0); /* subtype */
aub_out(bufmgr_gem, 0); /* offset */
aub_out(bufmgr_gem, gtt_size); /* size */
+ if (bufmgr_gem->gen >= 8)
+ aub_out(bufmgr_gem, 0);
for (i = 0x000; i < gtt_size; i += 4, entry += 0x1000) {
aub_out(bufmgr_gem, entry);
}
}
int
+drm_intel_get_reset_stats(drm_intel_context *ctx,
+ uint32_t *reset_count,
+ uint32_t *active,
+ uint32_t *pending)
+{
+ drm_intel_bufmgr_gem *bufmgr_gem;
+ struct drm_i915_reset_stats stats;
+ int ret;
+
+ if (ctx == NULL)
+ return -EINVAL;
+
+ memset(&stats, 0, sizeof(stats));
+
+ bufmgr_gem = (drm_intel_bufmgr_gem *)ctx->bufmgr;
+ stats.ctx_id = ctx->ctx_id;
+ ret = drmIoctl(bufmgr_gem->fd,
+ DRM_IOCTL_I915_GET_RESET_STATS,
+ &stats);
+ if (ret == 0) {
+ if (reset_count != NULL)
+ *reset_count = stats.reset_count;
+
+ if (active != NULL)
+ *active = stats.batch_active;
+
+ if (pending != NULL)
+ *pending = stats.batch_pending;
+ }
+
+ return ret;
+}
+
+int
drm_intel_reg_read(drm_intel_bufmgr *bufmgr,
uint32_t offset,
uint64_t *result)