Module: Mesa
Branch: master
Commit: c372dc762dac1c0bdf27b5cba112b61c15b8f862
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=c372dc762dac1c0bdf27b5cba112b61c15b8f862

Author: Timur Kristóf <[email protected]>
Date:   Thu Sep 26 09:37:16 2019 +0200

radv: Fix L2 cache rinse programming.

According to radeonsi, GLM doesn't support WB alone, so
we have to set INV too when WB is set.

Signed-off-by: Timur Kristóf <[email protected]>
Reviewed-by: Bas Nieuwenhuizen <[email protected]>

---

 src/amd/vulkan/si_cmd_buffer.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/amd/vulkan/si_cmd_buffer.c b/src/amd/vulkan/si_cmd_buffer.c
index 9dd328f968f..3ca66acb364 100644
--- a/src/amd/vulkan/si_cmd_buffer.c
+++ b/src/amd/vulkan/si_cmd_buffer.c
@@ -886,15 +886,19 @@ gfx10_cs_emit_cache_flush(struct radeon_cmdbuf *cs,
                gcr_cntl |= S_586_GL1_INV(1) | S_586_GLV_INV(1);
        if (flush_bits & RADV_CMD_FLAG_INV_L2) {
                /* Writeback and invalidate everything in L2. */
-               gcr_cntl |= S_586_GL2_INV(1) | S_586_GLM_INV(1);
+               gcr_cntl |= S_586_GL2_INV(1) | S_586_GL2_WB(1) |
+                           S_586_GLM_INV(1) | S_586_GLM_WB(1);
        } else if (flush_bits & RADV_CMD_FLAG_WB_L2) {
-               /* Writeback but do not invalidate. */
-               gcr_cntl |= S_586_GL2_WB(1);
+               /* Writeback but do not invalidate.
+                * GLM doesn't support WB alone. If WB is set, INV must be set 
too.
+                */
+               gcr_cntl |= S_586_GL2_WB(1) |
+                           S_586_GLM_WB(1) | S_586_GLM_INV(1);
        }
 
        /* TODO: Implement this new flag for GFX9+.
-       if (flush_bits & RADV_CMD_FLAG_INV_L2_METADATA)
-               gcr_cntl |= S_586_GLM_INV(1);
+       else if (flush_bits & RADV_CMD_FLAG_INV_L2_METADATA)
+               gcr_cntl |= S_586_GLM_INV(1) | S_586_GLM_WB(1);
        */
 
        if (flush_bits & (RADV_CMD_FLAG_FLUSH_AND_INV_CB | 
RADV_CMD_FLAG_FLUSH_AND_INV_DB)) {

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