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authorBrian Paul <brianp@vmware.com>2017-04-06 14:55:53 -0600
committerBrian Paul <brianp@vmware.com>2017-04-26 11:37:59 -0600
commit577e114e4654c645fcb1673afe5bb849deccb2b3 (patch)
tree75b2b88a855f1830fb445c188967188cfbae21b5 /src
parent8de0452ec4d96837846fffc65bc01a56103b9ed5 (diff)
svga: fail screen creation if HW version is too old
Tested by verifying 3D acceleration works with HWv8 but not earlier. For HWv7 and older we get the GDI Generic renderer. Reviewed-by: Neha Bhende<bhenden@vmware.com> Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/svga/svga_screen.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index dc1744b61d7d..c3ba62218743 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -988,6 +988,13 @@ svga_screen_create(struct svga_winsys_screen *sws)
svgascreen->hw_version = SVGA3D_HWVERSION_WS65_B1;
}
+ if (svgascreen->hw_version < SVGA3D_HWVERSION_WS8_B1) {
+ /* too old for 3D acceleration */
+ debug_printf("Hardware version 0x%x is too old for accerated 3D\n",
+ svgascreen->hw_version);
+ goto error2;
+ }
+
/*
* The D16, D24X8, and D24S8 formats always do an implicit shadow compare
* when sampled from, where as the DF16, DF24, and D24S8_INT do not. So