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From 722dc4717a4bb1c0ff84f45d0251e3e456476a28 Mon Sep 17 00:00:00 2001
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From: Adam Jackson <ajax@redhat.com>
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Date: Fri, 14 Sep 2018 11:33:43 -0400
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Subject: [PATCH xserver] glamor_egl: Don't initialize on llvmpipe
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---
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glamor/glamor_egl.c | 11 ++++++++++-
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1 file changed, 10 insertions(+), 1 deletion(-)
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diff --git a/glamor/glamor_egl.c b/glamor/glamor_egl.c
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index df278b1a1a..2f06d6587d 100644
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--- a/glamor/glamor_egl.c
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+++ b/glamor/glamor_egl.c
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@@ -898,6 +898,7 @@ Bool
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glamor_egl_init(ScrnInfoPtr scrn, int fd)
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{
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struct glamor_egl_screen_private *glamor_egl;
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+ const GLubyte *renderer;
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glamor_egl = calloc(sizeof(*glamor_egl), 1);
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if (glamor_egl == NULL)
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@@ -992,6 +993,14 @@ glamor_egl_init(ScrnInfoPtr scrn, int fd)
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"Failed to make EGL context current\n");
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goto error;
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}
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+
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+ renderer = glGetString(GL_RENDERER);
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+ if (strstr(renderer, "llvmpipe")) {
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+ xf86DrvMsg(scrn->scrnIndex, X_INFO,
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+ "Refusing to try glamor on llvmpipe\n");
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+ goto error;
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+ }
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+
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/*
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* Force the next glamor_make_current call to set the right context
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* (in case of multiple GPUs using glamor)
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@@ -1005,7 +1014,7 @@ glamor_egl_init(ScrnInfoPtr scrn, int fd)
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}
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xf86DrvMsg(scrn->scrnIndex, X_INFO, "glamor X acceleration enabled on %s\n",
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- glGetString(GL_RENDERER));
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+ renderer);
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#ifdef GBM_BO_WITH_MODIFIERS
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if (epoxy_has_egl_extension(glamor_egl->display,
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--
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2.17.1
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