From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Export intel_framebuffer_fini Date: Tue, 6 Aug 2013 20:13:04 +0300 Message-ID: <20130806171304.GJ5004@intel.com> References: <1375807387-11075-1-git-send-email-chris@chris-wilson.co.uk> 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 981D9E6513 for ; Tue, 6 Aug 2013 10:13:07 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1375807387-11075-1-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Chris Wilson Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Tue, Aug 06, 2013 at 05:43:07PM +0100, Chris Wilson wrote: > Rather than open-code the teardown of a framebuffer, export the routine > from intel_display.c. This then make intel_fbdev symmetric in its use of > the common intel_framebuffer routines to initialise and clean up the > struct intel_framebuffer. (And new features need only be added in one > location!) > = > Signed-off-by: Chris Wilson > --- > drivers/gpu/drm/i915/intel_display.c | 10 +++++++--- > drivers/gpu/drm/i915/intel_drv.h | 1 + > drivers/gpu/drm/i915/intel_fb.c | 15 +++++---------- > 3 files changed, 13 insertions(+), 13 deletions(-) > = > diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/= intel_display.c > index 0584480..dc52fea 100644 > --- a/drivers/gpu/drm/i915/intel_display.c > +++ b/drivers/gpu/drm/i915/intel_display.c > @@ -9438,13 +9438,17 @@ static void intel_setup_outputs(struct drm_device= *dev) > drm_helper_move_panel_connectors_to_head(dev); > } > = > +void intel_framebuffer_fini(struct intel_framebuffer *fb) > +{ > + drm_framebuffer_cleanup(&fb->base); > + drm_gem_object_unreference_unlocked(&fb->obj->base); > +} > + > static void intel_user_framebuffer_destroy(struct drm_framebuffer *fb) > { > struct intel_framebuffer *intel_fb =3D to_intel_framebuffer(fb); > = > - drm_framebuffer_cleanup(fb); > - drm_gem_object_unreference_unlocked(&intel_fb->obj->base); > - > + intel_framebuffer_fini(intel_fb); > kfree(intel_fb); > } > = > diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/inte= l_drv.h > index ed33976..54e389d 100644 > --- a/drivers/gpu/drm/i915/intel_drv.h > +++ b/drivers/gpu/drm/i915/intel_drv.h > @@ -720,6 +720,7 @@ extern int intel_framebuffer_init(struct drm_device *= dev, > struct intel_framebuffer *ifb, > struct drm_mode_fb_cmd2 *mode_cmd, > struct drm_i915_gem_object *obj); > +extern void intel_framebuffer_fini(struct intel_framebuffer *fb); > extern int intel_fbdev_init(struct drm_device *dev); > extern void intel_fbdev_initial_config(struct drm_device *dev); > extern void intel_fbdev_fini(struct drm_device *dev); > diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel= _fb.c > index f3c97e0..bc21000 100644 > --- a/drivers/gpu/drm/i915/intel_fb.c > +++ b/drivers/gpu/drm/i915/intel_fb.c > @@ -193,26 +193,21 @@ static struct drm_fb_helper_funcs intel_fb_helper_f= uncs =3D { > static void intel_fbdev_destroy(struct drm_device *dev, > struct intel_fbdev *ifbdev) > { > - struct fb_info *info; > - struct intel_framebuffer *ifb =3D &ifbdev->ifb; > - > if (ifbdev->helper.fbdev) { > - info =3D ifbdev->helper.fbdev; > + struct fb_info *info =3D ifbdev->helper.fbdev; > + > unregister_framebuffer(info); > iounmap(info->screen_base); > if (info->cmap.len) > fb_dealloc_cmap(&info->cmap); > + > framebuffer_release(info); > } > = > drm_fb_helper_fini(&ifbdev->helper); > = > - drm_framebuffer_unregister_private(&ifb->base); > - drm_framebuffer_cleanup(&ifb->base); > - if (ifb->obj) { > - drm_gem_object_unreference_unlocked(&ifb->obj->base); > - ifb->obj =3D NULL; > - } I wonder what this thing was trying to achieve. Almost like it was expecting to be called before .fb_probe() happened, but that doesn't appear to be possible. And if it did happen, the fb itself wouldn't have been initialized either so it would explode anyway. Reviewed-by: Ville Syrj=E4l=E4 > + drm_framebuffer_unregister_private(&ifbdev->ifb.base); > + intel_framebuffer_fini(&ifbdev->ifb); > } > = > int intel_fbdev_init(struct drm_device *dev) > -- = > 1.8.4.rc1 > = > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx -- = Ville Syrj=E4l=E4 Intel OTC