Re: [PATCH v6 2/7] winex11.drv: Initialize GPU registry data.

[Huw Davies]

On Wed, May 22, 2019 at 05:16:43PM +0800, Zhiyi Zhang wrote:
> @@ -66,9 +215,32 @@ void X11DRV_DisplayDevices_Init(void)
>          goto fail;
>      }
>
> +    /* FIXME:
> +     * Currently SetupDiGetClassDevsW with DIGCF_PRESENT is unsupported, So we need to clean up not present devices in
> +     * case application use SetupDiGetClassDevsW to enumerate devices. Wrong devices could exist in registry as a result
> +     * of prefix copying or having devices unplugged. But then we couldn't simply delete GPUs because we need to retain
> +     * the same GUID for the same GPU. */

Would things be easier if DIGCF_PRESENT was supported?  If so, should
we implement it first?

Huw.