It fixes some headless board VBIOS which will be failed to load.
________________________________
From: Alex Deucher <alexdeucher@xxxxxxxxx>
Sent: Wednesday, November 8, 2017 10:38:37 PM
To: Wang, Ken
Cc: amd-gfx list
Subject: Re: [PATCH] drm/amdgpu: Remove check which is not valid for certain VBIOS
On Wed, Nov 8, 2017 at 1:49 AM, <Ken.Wang at amd.com> wrote:
> From: Ken Wang <Ken.Wang at amd.com>
What cases does this fix? I'm guessing VFCT or some other platform
method for getting the vbios?
Acked-by: Alex Deucher <alexander.deucher at amd.com>
>
> Signed-off-by: Ken Wang <Ken.Wang at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> index c21adf6..057e1ec 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> @@ -59,12 +59,6 @@ static bool check_atom_bios(uint8_t *bios, size_t size)
> return false;
> }
>
> - tmp = bios[0x18] | (bios[0x19] << 8);
> - if (bios[tmp + 0x14] != 0x0) {
> - DRM_INFO("Not an x86 BIOS ROM\n");
> - return false;
> - }
> -
> bios_header_start = bios[0x48] | (bios[0x49] << 8);
> if (!bios_header_start) {
> DRM_INFO("Can't locate bios header\n");
> --
> 2.7.4
>
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