iris: use driconf for 'bo_reuse' parameter

Signed-off-by: Tapani Pälli <[email protected]>
Reviewed-by: Lionel Landwerlin <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>

4 files changed, 20 insertions, 6 deletions

diff --git a/src/gallium/drivers/iris/iris_bufmgr.c b/src/gallium/drivers/iris/iris_bufmgr.c
index e34c8f34912..2dc7e3eec4c 100644
--- a/src/gallium/drivers/iris/iris_bufmgr.c
+++ b/src/gallium/drivers/iris/iris_bufmgr.c
@@ -1570,7 +1570,7 @@ iris_gtt_size(int fd)
  * \param fd File descriptor of the opened DRM device.
  */
 struct iris_bufmgr *
-iris_bufmgr_init(struct gen_device_info *devinfo, int fd)
+iris_bufmgr_init(struct gen_device_info *devinfo, int fd, bool bo_reuse)
 {
    uint64_t gtt_size = iris_gtt_size(fd);
    if (gtt_size <= IRIS_MEMZONE_OTHER_START)
@@ -1599,6 +1599,7 @@ iris_bufmgr_init(struct gen_device_info *devinfo, int fd)
    list_inithead(&bufmgr->zombie_list);
 
    bufmgr->has_llc = devinfo->has_llc;
+   bufmgr->bo_reuse = bo_reuse;
 
    STATIC_ASSERT(IRIS_MEMZONE_SHADER_START == 0ull);
    const uint64_t _4GB = 1ull << 32;
@@ -1622,9 +1623,6 @@ iris_bufmgr_init(struct gen_device_info *devinfo, int fd)
                       IRIS_MEMZONE_OTHER_START,
                       (gtt_size - _4GB) - IRIS_MEMZONE_OTHER_START);
 
-   // XXX: driconf
-   bufmgr->bo_reuse = env_var_as_boolean("bo_reuse", true);
-
    init_cache_buckets(bufmgr);
 
    bufmgr->name_table =
diff --git a/src/gallium/drivers/iris/iris_bufmgr.h b/src/gallium/drivers/iris/iris_bufmgr.h
index 779f055ceae..d5ae9b42ab1 100644
--- a/src/gallium/drivers/iris/iris_bufmgr.h
+++ b/src/gallium/drivers/iris/iris_bufmgr.h
@@ -323,7 +323,8 @@ int iris_bo_busy(struct iris_bo *bo);
 int iris_bo_madvise(struct iris_bo *bo, int madv);
 
 /* drm_bacon_bufmgr_gem.c */
-struct iris_bufmgr *iris_bufmgr_init(struct gen_device_info *devinfo, int fd);
+struct iris_bufmgr *iris_bufmgr_init(struct gen_device_info *devinfo, int fd,
+                                     bool bo_reuse);
 struct iris_bo *iris_bo_gem_create_from_name(struct iris_bufmgr *bufmgr,
                                              const char *name,
                                              unsigned handle);
diff --git a/src/gallium/drivers/iris/iris_context.h b/src/gallium/drivers/iris/iris_context.h
index 1fd6eb57cfe..e3dc00fbf84 100644
--- a/src/gallium/drivers/iris/iris_context.h
+++ b/src/gallium/drivers/iris/iris_context.h
@@ -53,6 +53,11 @@ enum iris_param_domain {
    BRW_PARAM_DOMAIN_IMAGE,
 };
 
+enum {
+   DRI_CONF_BO_REUSE_DISABLED,
+   DRI_CONF_BO_REUSE_ALL
+};
+
 #define BRW_PARAM(domain, val)   (BRW_PARAM_DOMAIN_##domain << 24 | (val))
 #define BRW_PARAM_DOMAIN(param)  ((uint32_t)(param) >> 24)
 #define BRW_PARAM_VALUE(param)   ((uint32_t)(param) & 0x00ffffff)
diff --git a/src/gallium/drivers/iris/iris_screen.c b/src/gallium/drivers/iris/iris_screen.c
index fa528a0d67a..5fbc214da65 100644
--- a/src/gallium/drivers/iris/iris_screen.c
+++ b/src/gallium/drivers/iris/iris_screen.c
@@ -630,7 +630,17 @@ iris_screen_create(int fd, const struct pipe_screen_config *config)
    if (getenv("INTEL_NO_HW") != NULL)
       screen->no_hw = true;
 
-   screen->bufmgr = iris_bufmgr_init(&screen->devinfo, fd);
+   bool bo_reuse = false;
+   int bo_reuse_mode = driQueryOptioni(config->options, "bo_reuse");
+   switch (bo_reuse_mode) {
+   case DRI_CONF_BO_REUSE_DISABLED:
+      break;
+   case DRI_CONF_BO_REUSE_ALL:
+      bo_reuse = true;
+      break;
+   }
+
+   screen->bufmgr = iris_bufmgr_init(&screen->devinfo, fd, bo_reuse);
    if (!screen->bufmgr)
       return NULL;