Mesa (main): v3d/simulator: add a cache flush mode enum

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Module: Mesa
Branch: main
Commit: 9bd8d26969c51916e1cb39e66864f033294b9409
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9bd8d26969c51916e1cb39e66864f033294b9409

Author: Alejandro Piñeiro <apinheiro at igalia.com>
Date:   Sun May 23 23:09:58 2021 +0200

v3d/simulator: add a cache flush mode enum

Makes the write to the l2t cache control more readable (without magic
numbers).

Reviewed-by: Juan A. Suarez <jasuarez at igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11039>

---

 src/broadcom/simulator/v3dx_simulator.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/broadcom/simulator/v3dx_simulator.c b/src/broadcom/simulator/v3dx_simulator.c
index 2766f245adc..9fdf5921566 100644
--- a/src/broadcom/simulator/v3dx_simulator.c
+++ b/src/broadcom/simulator/v3dx_simulator.c
@@ -81,6 +81,12 @@ v3d_invalidate_l2c(struct v3d_hw *v3d)
                   V3D_CTL_0_L2CACTL_L2CENA_SET);
 }
 
+enum v3d_l2t_cache_flush_mode {
+        V3D_CACHE_FLUSH_MODE_FLUSH,
+        V3D_CACHE_FLUSH_MODE_CLEAR,
+        V3D_CACHE_FLUSH_MODE_CLEAN,
+};
+
 /* Invalidates texture L2 cachelines */
 static void
 v3d_invalidate_l2t(struct v3d_hw *v3d)
@@ -89,7 +95,7 @@ v3d_invalidate_l2t(struct v3d_hw *v3d)
         V3D_WRITE(V3D_CTL_0_L2TFLEND, ~0);
         V3D_WRITE(V3D_CTL_0_L2TCACTL,
                   V3D_CTL_0_L2TCACTL_L2TFLS_SET |
-                  (0 << V3D_CTL_0_L2TCACTL_L2TFLM_LSB));
+                  (V3D_CACHE_FLUSH_MODE_FLUSH << V3D_CTL_0_L2TCACTL_L2TFLM_LSB));
 }
 
 /* Flushes dirty texture cachelines from the L1 write combiner */
@@ -110,7 +116,7 @@ v3d_flush_l2t(struct v3d_hw *v3d)
         V3D_WRITE(V3D_CTL_0_L2TFLEND, ~0);
         V3D_WRITE(V3D_CTL_0_L2TCACTL,
                   V3D_CTL_0_L2TCACTL_L2TFLS_SET |
-                  (2 << V3D_CTL_0_L2TCACTL_L2TFLM_LSB));
+                  (V3D_CACHE_FLUSH_MODE_CLEAN << V3D_CTL_0_L2TCACTL_L2TFLM_LSB));
 
         assert(!(V3D_READ(V3D_CTL_0_L2TCACTL) & V3D_CTL_0_L2TCACTL_L2TFLS_SET));
 }