From b87c032b4b0c3a82936c16f9f3c984c7408dabb6 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 1 Feb 2016 11:43:28 -0500 Subject: [PATCH] drm/amdgpu/smu: skip SMC ucode loading on SR-IOV capable boards (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit VBIOS does this for us in asic_init. v2: update iceland as well Reviewed-by: Monk Liu Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/fiji_smc.c | 6 ++++++ drivers/gpu/drm/amd/amdgpu/iceland_smc.c | 6 ++++++ drivers/gpu/drm/amd/amdgpu/tonga_smc.c | 6 ++++++ 3 files changed, 18 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/fiji_smc.c b/drivers/gpu/drm/amd/amdgpu/fiji_smc.c index e35340afd3db..b336c918d6a7 100644 --- a/drivers/gpu/drm/amd/amdgpu/fiji_smc.c +++ b/drivers/gpu/drm/amd/amdgpu/fiji_smc.c @@ -272,6 +272,12 @@ static int fiji_smu_upload_firmware_image(struct amdgpu_device *adev) if (!adev->pm.fw) return -EINVAL; + /* Skip SMC ucode loading on SR-IOV capable boards. + * vbios does this for us in asic_init in that case. + */ + if (adev->virtualization.supports_sr_iov) + return 0; + hdr = (const struct smc_firmware_header_v1_0 *)adev->pm.fw->data; amdgpu_ucode_print_smc_hdr(&hdr->header); diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_smc.c b/drivers/gpu/drm/amd/amdgpu/iceland_smc.c index 090486c18249..52ee08193295 100644 --- a/drivers/gpu/drm/amd/amdgpu/iceland_smc.c +++ b/drivers/gpu/drm/amd/amdgpu/iceland_smc.c @@ -279,6 +279,12 @@ static int iceland_smu_upload_firmware_image(struct amdgpu_device *adev) if (!adev->pm.fw) return -EINVAL; + /* Skip SMC ucode loading on SR-IOV capable boards. + * vbios does this for us in asic_init in that case. + */ + if (adev->virtualization.supports_sr_iov) + return 0; + hdr = (const struct smc_firmware_header_v1_0 *)adev->pm.fw->data; amdgpu_ucode_print_smc_hdr(&hdr->header); diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_smc.c b/drivers/gpu/drm/amd/amdgpu/tonga_smc.c index 361c49a82323..083893dd68c0 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_smc.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_smc.c @@ -272,6 +272,12 @@ static int tonga_smu_upload_firmware_image(struct amdgpu_device *adev) if (!adev->pm.fw) return -EINVAL; + /* Skip SMC ucode loading on SR-IOV capable boards. + * vbios does this for us in asic_init in that case. + */ + if (adev->virtualization.supports_sr_iov) + return 0; + hdr = (const struct smc_firmware_header_v1_0 *)adev->pm.fw->data; amdgpu_ucode_print_smc_hdr(&hdr->header); -- 2.20.1