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i965: Set the maximum number of GS URB entries on Sandybridge.

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We never filled this in before because we didn't care.

I'm skeptical these are correct; my sources indicate that both the VS
and GS # of entries are 256 on both GT1 and GT2.

I'm also loathe to change it and break stuff.

Reviewed-by: Paul Berry <stereotype441@gmail.com>
This commit is contained in:
Kenneth Graunke 2011-11-14 19:13:27 -08:00 • committed by Paul Berry
parent dabe15da4f
commit 7a63a311e5
1 changed files with 2 additions and 0 deletions
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2
src/mesa/drivers/dri/i965/brw_context.c
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@ -284,12 +284,14 @@ brwCreateContext(int api,
brw->max_gs_threads = 60;
brw->urb.size = 64; /* volume 5c.5 section 5.1 */
brw->urb.max_vs_entries = 256; /* volume 2a (see 3DSTATE_URB) */
brw->urb.max_gs_entries = 256;
} else {
brw->max_wm_threads = 40;
brw->max_vs_threads = 24;
brw->max_gs_threads = 21; /* conservative; 24 if rendering disabled */
brw->urb.size = 32; /* volume 5c.5 section 5.1 */
brw->urb.max_vs_entries = 128; /* volume 2a (see 3DSTATE_URB) */
brw->urb.max_gs_entries = 256;
}
} else if (intel->gen == 5) {
brw->urb.size = 1024;