diff options
Diffstat (limited to 'src/gallium/winsys/intel/drm')
| -rw-r--r-- | src/gallium/winsys/intel/drm/intel_drm_winsys.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/src/gallium/winsys/intel/drm/intel_drm_winsys.c b/src/gallium/winsys/intel/drm/intel_drm_winsys.c index 5789114b39f..dfef9f4a914 100644 --- a/src/gallium/winsys/intel/drm/intel_drm_winsys.c +++ b/src/gallium/winsys/intel/drm/intel_drm_winsys.c @@ -53,6 +53,7 @@ struct intel_winsys { /* these are protected by the mutex */ pipe_mutex mutex; + drm_intel_context *first_gem_ctx; struct drm_intel_decode *decode; }; @@ -145,6 +146,9 @@ probe_winsys(struct intel_winsys *winsys) info->has_llc = val; info->has_address_swizzling = test_address_swizzling(winsys); + winsys->first_gem_ctx = drm_intel_gem_context_create(winsys->bufmgr); + info->has_logical_context = (winsys->first_gem_ctx != NULL); + /* test TIMESTAMP read */ info->has_timestamp = test_reg_read(winsys, 0x2358); @@ -210,6 +214,9 @@ intel_winsys_destroy(struct intel_winsys *winsys) if (winsys->decode) drm_intel_decode_context_free(winsys->decode); + if (winsys->first_gem_ctx) + drm_intel_gem_context_destroy(winsys->first_gem_ctx); + pipe_mutex_destroy(winsys->mutex); drm_intel_bufmgr_destroy(winsys->bufmgr); FREE(winsys); @@ -224,8 +231,18 @@ intel_winsys_get_info(const struct intel_winsys *winsys) struct intel_context * intel_winsys_create_context(struct intel_winsys *winsys) { - return (struct intel_context *) - drm_intel_gem_context_create(winsys->bufmgr); + drm_intel_context *gem_ctx; + + /* try the preallocated context first */ + pipe_mutex_lock(winsys->mutex); + gem_ctx = winsys->first_gem_ctx; + winsys->first_gem_ctx = NULL; + pipe_mutex_unlock(winsys->mutex); + + if (!gem_ctx) + gem_ctx = drm_intel_gem_context_create(winsys->bufmgr); + + return (struct intel_context *) gem_ctx; } void |