[Mesa-dev] [PATCH 3/3] i965: Bump MaxTexMbytes from 1GB to 1.5GB.

[Jordan Justen]

Series
Reviewed-by: Jordan Justen <jordan.l.justen at intel.com>

On Sun, Feb 2, 2014 at 3:16 AM, Kenneth Graunke <kenneth at whitecape.org> wrote:
> Even with the other limits raised, TestProxyTexImage would still reject
> textures > 1GB in size.  This is an artificial limit; nothing prevents
> us from having a larger texture.  I stayed shy of 2GB to avoid the
> larger-than-aperture situation.
>
> For 3D textures, this raises the effective limit:
>  - RGBA8:   645 -> 738
>  - RGBA16:  512 -> 586
>  - RGBA32F: 406 -> 465
>
> Cc: idr at freedesktop.org
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=74130
> Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
> ---
>  src/mesa/drivers/dri/i965/brw_context.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
> index 17b75e1..66d6ccb 100644
> --- a/src/mesa/drivers/dri/i965/brw_context.c
> +++ b/src/mesa/drivers/dri/i965/brw_context.c
> @@ -306,6 +306,7 @@ brw_initialize_context_constants(struct brw_context *brw)
>        ctx->Const.MaxTextureLevels = MAX_TEXTURE_LEVELS;
>     ctx->Const.Max3DTextureLevels = 12; /* 2048 */
>     ctx->Const.MaxCubeTextureLevels = 14; /* 8192 */
> +   ctx->Const.MaxTextureMbytes = 1536;
>
>     if (brw->gen >= 7)
>        ctx->Const.MaxArrayTextureLayers = 2048;
> --
> 1.8.5.2
>
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