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

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[ Upstream commit bbca7f414ae9a12ea231cdbafd79c607e3337ea8 ]

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

Signed-off-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Tim Huang
2024-04-03 17:28:44 +08:00
committed by Greg Kroah-Hartman
parent 87f8aac740
commit 01c227f5a7
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
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@@ -1592,7 +1592,7 @@ 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);
}