drm/radeon: Changing number of compute pipe lines

The current CP firmware can handle Usermode Queues only on MEC1.
To reflect this firmware change, this commit reduces number of compute pipelines
to 4 - 1, from 8 - 1 (the first pipeline is allocated for kgd).

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c
index 061eaa9c19c7c0d9add6d7fbf84145fc12afb5b7..122eb5693ba191a7458a3496e6bb96b06aee1ac7 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_kfd.c
+++ b/drivers/gpu/drm/radeon/radeon_kfd.c
@@ -153,7 +153,7 @@ void radeon_kfd_device_init(struct radeon_device *rdev)
                        .compute_vmid_bitmap = 0xFF00,
 
                        .first_compute_pipe = 1,
-                       .compute_pipe_count = 8 - 1,
+                       .compute_pipe_count = 4 - 1,
                };
 
                radeon_doorbell_get_kfd_info(rdev,