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-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index b9626ae07960..cd0710af0031 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -565,10 +565,14 @@ static int init_pipelines(struct device_queue_manager *dqm,
for (i = 0; i < pipes_num; i++) {
inx = i + first_pipe;
+ /*
+ * HPD buffer on GTT is allocated by amdkfd, no need to waste
+ * space in GTT for pipelines we don't initialize
+ */
pipe_hpd_addr = dqm->pipelines_addr + i * CIK_HPD_EOP_BYTES;
pr_debug("kfd: pipeline address %llX\n", pipe_hpd_addr);
/* = log2(bytes/4)-1 */
- kfd2kgd->init_pipeline(dqm->dev->kgd, i,
+ kfd2kgd->init_pipeline(dqm->dev->kgd, inx,
CIK_HPD_EOP_BYTES_LOG2 - 3, pipe_hpd_addr);
}