From: Eric Anholt <eric@anholt.net>
Date: Tue, 15 Jan 2019 20:47:02 +0000 (-0800)
Subject: v3d: If the modifier is not known on BO import, default to linear for RO.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d70eb2302b0594c2d097fd857a8bf83f45d05ddc;p=mesa.git

v3d: If the modifier is not known on BO import, default to linear for RO.

Part of fixing DRI3 rendering with RO on X11.

Fixes: e113b21cb779 ("v3d: Add renderonly support.")
---

diff --git a/src/gallium/drivers/v3d/v3d_resource.c b/src/gallium/drivers/v3d/v3d_resource.c
index d95abaa8fd4..c0688d60cee 100644
--- a/src/gallium/drivers/v3d/v3d_resource.c
+++ b/src/gallium/drivers/v3d/v3d_resource.c
@@ -814,9 +814,11 @@ v3d_resource_from_handle(struct pipe_screen *pscreen,
                 rsc->tiled = false;
                 break;
         case DRM_FORMAT_MOD_BROADCOM_UIF:
-        case DRM_FORMAT_MOD_INVALID:
                 rsc->tiled = true;
                 break;
+        case DRM_FORMAT_MOD_INVALID:
+                rsc->tiled = screen->ro == NULL;
+                break;
         default:
                 fprintf(stderr,
                         "Attempt to import unsupported modifier 0x%llx\n",