Mesa (master): i965: update MaxTextureRectSize to match PRMs and comply with OpenGL 4.1+

[Iago Toral Quiroga]

Module: Mesa
Branch: master
Commit: b72b7c541dd81890e04652373f24840f580123ed
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b72b7c541dd81890e04652373f24840f580123ed

Author: Iago Toral Quiroga <itoral at igalia.com>
Date:   Fri Jun 16 09:27:43 2017 +0200

i965: update MaxTextureRectSize to match PRMs and comply with OpenGL 4.1+

We were exposing 4096, but we can do up to 8192 in Gen4-6 and up to
16384 in gen7+. OpenGL 4.1+ requires at least 16384.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 src/mesa/drivers/dri/i965/brw_context.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 2d91b37744..157d8550de 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -503,7 +503,7 @@ brw_initialize_context_constants(struct brw_context *brw)
    ctx->Const.Max3DTextureLevels = 12; /* 2048 */
    ctx->Const.MaxArrayTextureLayers = brw->gen >= 7 ? 2048 : 512;
    ctx->Const.MaxTextureMbytes = 1536;
-   ctx->Const.MaxTextureRectSize = 1 << 12;
+   ctx->Const.MaxTextureRectSize = brw->gen >= 7 ? 16384 : 8192;
    ctx->Const.MaxTextureMaxAnisotropy = 16.0;
    ctx->Const.MaxTextureLodBias = 15.0;
    ctx->Const.StripTextureBorder = true;