Mesa (master): etnaviv: Use SATURATE

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Module: Mesa
Branch: master
Commit: 9e535629805deb88ca169f9ce8b82720f2efca02
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9e535629805deb88ca169f9ce8b82720f2efca02

Author: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Date:   Tue May 19 11:11:07 2020 -0400

etnaviv: Use SATURATE

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Reviewed-by: Eric Engestrom <eric at engestrom.ch>
Reviewed-by: Lucas Stach <l.stach at pengutronix.de>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5100>

---

 src/gallium/drivers/etnaviv/etnaviv_zsa.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/etnaviv/etnaviv_zsa.c b/src/gallium/drivers/etnaviv/etnaviv_zsa.c
index 0684ab77a83..afff6b7d9c9 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_zsa.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_zsa.c
@@ -98,7 +98,7 @@ etna_zsa_state_create(struct pipe_context *pctx,
    uint32_t extra_reference = 0;
 
    if (VIV_FEATURE(screen, chipMinorFeatures1, HALF_FLOAT))
-      extra_reference = util_float_to_half(CLAMP(so->alpha.ref_value, 0.0f, 1.0f));
+      extra_reference = util_float_to_half(SATURATE(so->alpha.ref_value));
 
    cs->PE_STENCIL_CONFIG_EXT =
       VIVS_PE_STENCIL_CONFIG_EXT_EXTRA_ALPHA_REF(extra_reference);