Commit bbca7f41 authored by Tim Huang's avatar Tim Huang Committed by Alex Deucher
Browse files

drm/amdgpu: fix incorrect number of active RBs for gfx11 



The RB bitmap should be global active RB bitmap &
active RB bitmap based on active SA.

Signed-off-by: default avatarTim Huang <Tim.Huang@amd.com>
Reviewed-by: default avatarYifan Zhang <yifan1.zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 2cc69a10

drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c

+1 −1
Original line number Diff line number Diff line
@@ -1635,7 +1635,7 @@ static void gfx_v11_0_setup_rb(struct amdgpu_device *adev) 
			active_rb_bitmap |= (0x3 << (i * rb_bitmap_width_per_sa));

	}



	active_rb_bitmap |= global_active_rb_bitmap;

	active_rb_bitmap &= global_active_rb_bitmap;

	adev->gfx.config.backend_enable_mask = active_rb_bitmap;

	adev->gfx.config.num_rbs = hweight32(active_rb_bitmap);

}