freedreno: fix samples=0 vs samples=1 confusion

pipe_framebuffer_state can have samples=0 in various cases, which is
actually the same thing as samples=1.  So use the _get_num_samples()
helper to populate the key, to avoid this looking like two distinct
fb states to the cache.

Signed-off-by: Rob Clark <robdclark@gmail.com>

diff --git a/src/gallium/drivers/freedreno/freedreno_batch_cache.c b/src/gallium/drivers/freedreno/freedreno_batch_cache.c
index 804a736..1bf656c 100644 (file)
--- a/src/gallium/drivers/freedreno/freedreno_batch_cache.c
+++ b/src/gallium/drivers/freedreno/freedreno_batch_cache.c
@@ -414,7 +414,7 @@ fd_batch_from_fb(struct fd_batch_cache *cache, struct fd_context *ctx,
        key->width = pfb->width;
        key->height = pfb->height;
        key->layers = pfb->layers;
-       key->samples = pfb->samples;
+       key->samples = util_framebuffer_get_num_samples(pfb);
        key->ctx = ctx;
 
        if (pfb->zsbuf)