From: Alyssa Rosenzweig <alyssa@collabora.com>
Date: Fri, 4 Jun 2021 23:18:23 +0000 (-0400)
Subject: panfrost: Emulate indirect draws on Midgard
X-Git-Tag: upstream/21.2.3~2148
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d7788252e69695e64a2207ae1b097c390f2ee35a;p=platform%2Fupstream%2Fmesa.git

panfrost: Emulate indirect draws on Midgard

I can't really justify spending time on this right now, even to myself.
So take the perf hit and get out checkbox.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11123>
---

diff --git a/src/gallium/drivers/panfrost/pan_screen.c b/src/gallium/drivers/panfrost/pan_screen.c
index ad09654..d0d5889 100644
--- a/src/gallium/drivers/panfrost/pan_screen.c
+++ b/src/gallium/drivers/panfrost/pan_screen.c
@@ -835,6 +835,10 @@ panfrost_create_screen(int fd, struct renderonly *ro)
         if (dev->arch == 7)
                 dev->quirks |= MIDGARD_NO_AFBC;
 
+        /* XXX: Indirect draws on Midgard need debugging, emulate for now */
+        if (dev->arch < 6)
+                dev->debug |= PAN_DBG_NOINDIRECT;
+
         dev->ro = ro;
 
         /* Check if we're loading against a supported GPU model. */