[Mesa-dev] [PATCH 06/34] nouveau: fix nir and TGSI shader cache collision

[Karol Herbst]

v9: rename variable to driver_flags
    use constants for shader cache flags

Signed-off-by: Karol Herbst <kherbst at redhat.com>
Reviewed-by: Pierre Moreau <pierre.morrow at free.fr>
---
 src/gallium/drivers/nouveau/nouveau_screen.c | 8 +++++++-
 src/gallium/drivers/nouveau/nouveau_screen.h | 3 +++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c
index 98b44b7df0b..cbd45a1dc35 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.c
+++ b/src/gallium/drivers/nouveau/nouveau_screen.c
@@ -151,6 +151,7 @@ nouveau_disk_cache_create(struct nouveau_screen *screen)
    struct mesa_sha1 ctx;
    unsigned char sha1[20];
    char cache_id[20 * 2 + 1];
+   uint64_t driver_flags = 0;
 
    _mesa_sha1_init(&ctx);
    if (!disk_cache_get_function_identifier(nouveau_disk_cache_create,
@@ -160,9 +161,14 @@ nouveau_disk_cache_create(struct nouveau_screen *screen)
    _mesa_sha1_final(&ctx, sha1);
    disk_cache_format_hex_id(cache_id, sha1, 20 * 2);
 
+   if (screen->prefer_nir)
+      driver_flags |= NOUVEAU_SHADER_CACHE_FLAGS_IR_NIR;
+   else
+      driver_flags |= NOUVEAU_SHADER_CACHE_FLAGS_IR_TGSI;
+
    screen->disk_shader_cache =
       disk_cache_create(nouveau_screen_get_name(&screen->base),
-                        cache_id, 0);
+                        cache_id, driver_flags);
 }
 
 int
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.h b/src/gallium/drivers/nouveau/nouveau_screen.h
index 4598d6a60e3..1302c608bec 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.h
+++ b/src/gallium/drivers/nouveau/nouveau_screen.h
@@ -17,6 +17,9 @@ extern int nouveau_mesa_debug;
 
 struct nouveau_bo;
 
+#define NOUVEAU_SHADER_CACHE_FLAGS_IR_TGSI 0 << 0
+#define NOUVEAU_SHADER_CACHE_FLAGS_IR_NIR  1 << 0
+
 struct nouveau_screen {
    struct pipe_screen base;
    struct nouveau_drm *drm;
-- 
2.20.1