From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm: drm init call takes large time Date: Tue, 2 Jul 2013 13:14:44 +0300 Message-ID: <20130702101444.GK5004@intel.com> References: <1372552919-7791-1-git-send-email-abbas_raza@mentor.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Received: from mga14.intel.com (mga14.intel.com [143.182.124.37]) by gabe.freedesktop.org (Postfix) with ESMTP id 617E4E5F61 for ; Tue, 2 Jul 2013 03:19:48 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1372552919-7791-1-git-send-email-abbas_raza@mentor.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: Abbas Raza Cc: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org On Sun, Jun 30, 2013 at 05:41:59AM +0500, Abbas Raza wrote: > From: Abbas Raza > = > DRM_INFO calls in the drm init routines are causing a large delay at boot= time > due to which imx_drm_init call average takes around 26 ms. Changing DRM_I= NFO to > DRM_DEBUG reduces startup time to < 3ms. Serial console enabled? Not that I think these printks are particularly useful... > Signed-off-by: Abbas Raza > CC: David Airlie > Acked-by: Dmitry Eremin-Solenikov > --- > drivers/gpu/drm/drm_irq.c | 6 +++--- > drivers/gpu/drm/drm_platform.c | 2 +- > 2 files changed, 4 insertions(+), 4 deletions(-) > = > diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c > index c798eea..782f5ff 100644 > --- a/drivers/gpu/drm/drm_irq.c > +++ b/drivers/gpu/drm/drm_irq.c > @@ -252,13 +252,13 @@ int drm_vblank_init(struct drm_device *dev, int num= _crtcs) > if (!dev->_vblank_time) > goto err; > = > - DRM_INFO("Supports vblank timestamp caching Rev 1 (10.10.2010).\n"); > + DRM_DEBUG("Supports vblank timestamp caching Rev 1 (10.10.2010).\n"); > = > /* Driver specific high-precision vblank timestamping supported? */ > if (dev->driver->get_vblank_timestamp) > - DRM_INFO("Driver supports precise vblank timestamp query.\n"); > + DRM_DEBUG("Driver supports precise vblank timestamp query.\n"); > else > - DRM_INFO("No driver support for vblank timestamp query.\n"); > + DRM_DEBUG("No driver support for vblank timestamp query.\n"); > = > /* Zero per-crtc vblank stuff */ > for (i =3D 0; i < num_crtcs; i++) { > diff --git a/drivers/gpu/drm/drm_platform.c b/drivers/gpu/drm/drm_platfor= m.c > index 82431dc..7649963 100644 > --- a/drivers/gpu/drm/drm_platform.c > +++ b/drivers/gpu/drm/drm_platform.c > @@ -92,7 +92,7 @@ int drm_get_platform_dev(struct platform_device *platde= v, > = > mutex_unlock(&drm_global_mutex); > = > - DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n", > + DRM_DEBUG("Initialized %s %d.%d.%d %s on minor %d\n", > driver->name, driver->major, driver->minor, driver->patchlevel, > driver->date, dev->primary->index); > = > -- = > 1.8.2 > = > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel -- = Ville Syrj=E4l=E4 Intel OTC