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authorMarek Olšák <[email protected]>2016-04-11 19:56:07 +0200
committerMarek Olšák <[email protected]>2016-04-12 14:29:48 +0200
commit5a4b74d1ba2c156766a7a5dbfef099c7db5d6694 (patch)
tree71de243318b9d8709e92c2436af86415f5e09a4f /src/gallium/drivers/radeon/r600_buffer_common.c
parenta57309f807dc1e4450cd8c5ac132de0de4e17f89 (diff)
gallium/radeon: relax requirements on VRAM placements on APUs
This makes Tonga with vramlimit=128 2x faster in Heaven. Reviewed-by: Alex Deucher <[email protected]> Reviewed-by: Edward O'Callaghan <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeon/r600_buffer_common.c')
-rw-r--r--src/gallium/drivers/radeon/r600_buffer_common.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index 0f892c0e6e4..ae4b57904f4 100644
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -163,6 +163,14 @@ bool r600_init_resource(struct r600_common_screen *rscreen,
flags |= RADEON_FLAG_NO_CPU_ACCESS;
}
+ /* If VRAM is just stolen system memory, allow both VRAM and GTT,
+ * whichever has free space. If a buffer is evicted from VRAM to GTT,
+ * it will stay there.
+ */
+ if (!rscreen->info.has_dedicated_vram &&
+ res->domains == RADEON_DOMAIN_VRAM)
+ res->domains = RADEON_DOMAIN_VRAM_GTT;
+
if (rscreen->debug_flags & DBG_NO_WC)
flags &= ~RADEON_FLAG_GTT_WC;