[PATCH v2] gdi32: Support LUID in D3DKMTOpenAdapterFromGdiDisplayName().
Huw Davies
huw at codeweavers.com
Thu Jun 11 05:31:31 CDT 2020
On Thu, Jun 11, 2020 at 11:15:50AM +0100, Huw Davies wrote:
> On Thu, Jun 11, 2020 at 05:19:17PM +0800, Zhiyi Zhang wrote:
> > @@ -1369,6 +1403,35 @@ NTSTATUS WINAPI D3DKMTOpenAdapterFromGdiDisplayName( D3DKMT_OPENADAPTERFROMGDIDI
> > if (!adapter)
> > return STATUS_NO_MEMORY;
> >
> > + /* Get adapter LUID from SetupAPI */
> > + mutex = get_display_device_init_mutex();
> > +
> > + size = sizeof( bufferW );
> > + sprintfW( key_nameW, video_value_fmtW, index );
> > + if (RegGetValueW( HKEY_LOCAL_MACHINE, video_keyW, key_nameW, RRF_RT_REG_SZ, NULL, bufferW, &size ))
> > + goto done;
> > +
> > + /* Strip \Registry\Machine\ prefix */
> > + lstrcpyW( key_nameW, bufferW + 18 );
> > + size = sizeof( state_flags );
> > + if (RegGetValueW( HKEY_CURRENT_CONFIG, key_nameW, state_flagsW, RRF_RT_REG_DWORD, NULL,
> > + &state_flags, &size ))
> > + goto done;
>
> \Registry\Machine is HKLM not HKCC; I know what Wine has the information
> in both places, but still.
Oh, I've figured it out now, this is the Wine specific data set by
the driver. Could you add a comment to this effect? Something like:
/* Retrieve Wine specific data set by the display driver */
> It might be better to use the Nt registry functions here (of course you'd
> then lose the RegGetValue() helper).
So this now becomes irrelevant.
Huw.
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