From b64a18c502fedab9e7b8b1b557909994637972c5 Mon Sep 17 00:00:00 2001 From: Amber Lin Date: Wed, 4 Jan 2017 08:06:58 -0500 Subject: [PATCH] drm/amdgpu: PCI I/O bar can be disabled MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit PCI I/O bar can be disabled in VBIOS to save the resource. It is often disabled in large aperture VBIOS. Don't call it an error. Signed-off-by: Amber Lin Acked-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 14550c85d6f2..02d32ee8d5b6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -885,7 +885,7 @@ static int amdgpu_atombios_init(struct amdgpu_device *adev) atom_card_info->ioreg_read = cail_ioreg_read; atom_card_info->ioreg_write = cail_ioreg_write; } else { - DRM_ERROR("Unable to find PCI I/O BAR; using MMIO for ATOM IIO\n"); + DRM_INFO("PCI I/O BAR is not found. Using MMIO to access ATOM BIOS\n"); atom_card_info->ioreg_read = cail_reg_read; atom_card_info->ioreg_write = cail_reg_write; } @@ -1694,7 +1694,7 @@ int amdgpu_device_init(struct amdgpu_device *adev, } } if (adev->rio_mem == NULL) - DRM_ERROR("Unable to find PCI I/O BAR\n"); + DRM_INFO("PCI I/O BAR is not found.\n"); /* early init functions */ r = amdgpu_early_init(adev); -- 2.20.1