[PATCH v2] drm/amdgpu/vg20:support new UVD FW version naming convention

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On 06/07/2018 11:19 AM, James Zhu wrote:
> Vega20 UVD Firmware has a new version naming convention:
>    [31, 30] for encode interface major
>    [29, 24] for encode interface minor
Is this major and minor for encode? The major and minor we current used 
in driver is for decode. Please double-check.

Regards,
Leo


>    [15, 8] for firmware revision
>    [7, 0] for hardware family id
> Inside kernel log UVD firmware Version: 1.1.2 (denote major.minor.revision)
>
> Signed-off-by: James Zhu <James.Zhu at amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 21 ++++++++++++++++-----
>   1 file changed, 16 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> index bcf68f8..08cd5c9 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> @@ -208,10 +208,21 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
>   
>   	hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
>   	family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
> -	version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
> -	version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
> -	DRM_INFO("Found UVD firmware Version: %hu.%hu Family ID: %hu\n",
> -		version_major, version_minor, family_id);
> +
> +	if (adev->asic_type < CHIP_VEGA20) {
> +		version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
> +		version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
> +		DRM_INFO("Found UVD firmware Version: %hu.%hu Family ID: %hu\n",
> +			version_major, version_minor, family_id);
> +	} else {
> +		unsigned int fw_rev;
> +
> +		fw_rev = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
> +		version_minor = (le32_to_cpu(hdr->ucode_version) >> 24) & 0x3f;
> +		version_major = (le32_to_cpu(hdr->ucode_version) >> 30) & 0x3;
> +		DRM_INFO("Found UVD firmware Version: %hu.%hu.%hu Family ID: %hu\n",
> +			version_major, version_minor, fw_rev, family_id);
> +	}
>   
>   	/*
>   	 * Limit the number of UVD handles depending on microcode major
> @@ -219,7 +230,7 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
>   	 * instances support is 1.80. So all subsequent versions should
>   	 * also have the same support.
>   	 */
> -	if ((version_major > 0x01) ||
> +	if (adev->asic_type >= CHIP_VEGA20 || (version_major > 0x01) ||
>   	    ((version_major == 0x01) && (version_minor >= 0x50)))
>   		adev->uvd.max_handles = AMDGPU_MAX_UVD_HANDLES;
>   



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