From: Luben Tuikov Date: Thu, 27 Jan 2022 18:49:30 +0000 (-0500) Subject: drm/amd: Enable FRU EEPROM for Sienna Cichlid X-Git-Tag: v6.1-rc5~1719^2~22^2~138 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3ed893396b0132fa5a4d3fe3f9ba358678c6dba3;p=platform%2Fkernel%2Flinux-starfive.git drm/amd: Enable FRU EEPROM for Sienna Cichlid Enable the FRU EEPROM I2C bus for Sienna Cichlid server boards, for which it is enabled by checking the VBIOS version. Cc: Roy Sun Cc: Alex Deucher Signed-off-by: Luben Tuikov Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c index 4018064..ce5d5ee 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c @@ -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; }