Mesa (master): pan/midgard: Fix mir_round_bytemask_down for !32b

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Module: Mesa
Branch: master
Commit: ba2fb98d3676dce5ee33f5c97d9dbe71a9a82e8c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ba2fb98d3676dce5ee33f5c97d9dbe71a9a82e8c

Author: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Date:   Mon Nov  4 22:21:47 2019 -0500

pan/midgard: Fix mir_round_bytemask_down for !32b

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>

---

 src/panfrost/midgard/mir.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/panfrost/midgard/mir.c b/src/panfrost/midgard/mir.c
index 609cd5c1db4..7c7149bd547 100644
--- a/src/panfrost/midgard/mir.c
+++ b/src/panfrost/midgard/mir.c
@@ -376,10 +376,10 @@ mir_round_bytemask_down(uint16_t mask, midgard_reg_mode mode)
 
         for (unsigned c = 0; c < channels; ++c) {
                 /* Get bytes in component */
-                unsigned submask = (mask >> c * channels) & maxmask;
+                unsigned submask = (mask >> (c * bytes)) & maxmask;
 
                 if (submask != maxmask)
-                        mask &= ~(maxmask << (c * channels));
+                        mask &= ~(maxmask << (c * bytes));
         }
 
         return mask;