From 7fc74f17e6c9b4d86371c3a947afc32bd6bc9691 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marcin=20Ko=C5=9Bcielnicki?= Date: Sun, 23 May 2010 11:36:04 +0000 Subject: drm/nouveau: Add getparam for current PTIMER time. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This will be useful for computing GPU-CPU latency, including GL_ARB_timer_query extension. Signed-off-by: Marcin Kościelnicki Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_state.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/nouveau/nouveau_state.c') diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index e632339c323e..a2544ffd02cc 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -913,6 +913,9 @@ int nouveau_ioctl_getparam(struct drm_device *dev, void *data, case NOUVEAU_GETPARAM_VM_VRAM_BASE: getparam->value = dev_priv->vm_vram_base; break; + case NOUVEAU_GETPARAM_PTIMER_TIME: + getparam->value = dev_priv->engine.timer.read(dev); + break; case NOUVEAU_GETPARAM_GRAPH_UNITS: /* NV40 and NV50 versions are quite different, but register * address is the same. User is supposed to know the card -- cgit v1.2.1