From 974e6b641f1428ee14486da277a92bdf9bd04a78 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 10 Jul 2015 13:59:44 -0400 Subject: [PATCH] drm/amdgpu: disable the IP module if early_init returns -ENOENT (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If we run into a part with a harvest configuration where the entire IP block is unusable, just disable the IP block. v2: fix logic as noted by Christian Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index ba46be361c9b..d79009b65867 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1207,10 +1207,15 @@ static int amdgpu_early_init(struct amdgpu_device *adev) } else { if (adev->ip_blocks[i].funcs->early_init) { r = adev->ip_blocks[i].funcs->early_init((void *)adev); - if (r) + if (r == -ENOENT) + adev->ip_block_enabled[i] = false; + else if (r) return r; + else + adev->ip_block_enabled[i] = true; + } else { + adev->ip_block_enabled[i] = true; } - adev->ip_block_enabled[i] = true; } } -- GitLab