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drm/amd: Enable FRU EEPROM for Sienna Cichlid

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Enable the FRU EEPROM I2C bus for Sienna Cichlid
server boards, for which it is enabled by checking
the VBIOS version.

Cc: Roy Sun <Roy.Sun@amd.com>
Cc: Alex Deucher <Alexander.Deucher@amd.com>
Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Reviewed-by: Alex Deucher <Alexander.Deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Luben Tuikov 2022-01-27 13:49:30 -05:00 committed by Alex Deucher
parent 2f60dd5076
commit 3ed893396b
1 changed files with 7 additions and 1 deletions
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8
drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
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@ -46,7 +46,7 @@ static bool is_fru_eeprom_supported(struct amdgpu_device *adev)
if (amdgpu_sriov_vf(adev))
return false;
/* VBIOS is of the format ###-DXXXYY-##. For SKU identification,
/* VBIOS is of the format ###-DXXXYYYY-##. For SKU identification,
* we can use just the "DXXX" portion. If there were more models, we
* could convert the 3 characters to a hex integer and use a switch
* for ease/speed/readability. For now, 2 string comparisons are
@ -65,6 +65,12 @@ static bool is_fru_eeprom_supported(struct amdgpu_device *adev)
case CHIP_ALDEBARAN:
/* All Aldebaran SKUs have the FRU */
return true;
case CHIP_SIENNA_CICHLID:
if (strnstr(atom_ctx->vbios_version, "D603",
sizeof(atom_ctx->vbios_version)))
return true;
else
return false;
default:
return false;
}