Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751971AbcDTSPi (ORCPT ); Wed, 20 Apr 2016 14:15:38 -0400 Received: from smtp.domeneshop.no ([194.63.252.55]:58453 "EHLO smtp.domeneshop.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750907AbcDTSPh (ORCPT ); Wed, 20 Apr 2016 14:15:37 -0400 Subject: Re: [PATCH 2/8] drm/udl: Change drm_fb_helper_sys_*() calls to sys_*() To: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, laurent.pinchart@ideasonboard.com, tomi.valkeinen@ti.com, linux-kernel@vger.kernel.org References: <1461165929-11344-1-git-send-email-noralf@tronnes.org> <1461165929-11344-3-git-send-email-noralf@tronnes.org> <20160420174241.GP2510@phenom.ffwll.local> From: =?UTF-8?Q?Noralf_Tr=c3=b8nnes?= Message-ID: <5717C742.7080807@tronnes.org> Date: Wed, 20 Apr 2016 20:15:30 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.7.1 MIME-Version: 1.0 In-Reply-To: <20160420174241.GP2510@phenom.ffwll.local> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2310 Lines: 65 Den 20.04.2016 19:42, skrev Daniel Vetter: > On Wed, Apr 20, 2016 at 05:25:23PM +0200, Noralf Tr?nnes wrote: >> Now that drm_fb_helper gets deferred io support, the >> drm_fb_helper_sys_{fillrect,copyarea,imageblit} functions will schedule >> the worker that calls the deferred_io callback. This will break this >> driver so use the sys_{fillrect,copyarea,imageblit} functions directly. >> >> Signed-off-by: Noralf Tr?nnes > I think this intermediately breaks the build, if you disable fbdev > support. That's now supported in the fbdev helpers core generically across > all drivers. > > Not sure how to best fix this up, since the only way would be to squash > these patches, plus generic deferred io plus the conversion patches for > udl/qxl all into one. Tricky. Yes you're right, I missed that. How about this: #ifdef CONFIG_FB sys_fillrect(info, rect); #endif The later patch will then remove this ugliness... > -Daniel > >> --- >> drivers/gpu/drm/udl/udl_fb.c | 6 +++--- >> 1 file changed, 3 insertions(+), 3 deletions(-) >> >> diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c >> index fd1eb9d..a52de2f 100644 >> --- a/drivers/gpu/drm/udl/udl_fb.c >> +++ b/drivers/gpu/drm/udl/udl_fb.c >> @@ -287,7 +287,7 @@ static void udl_fb_fillrect(struct fb_info *info, const struct fb_fillrect *rect >> { >> struct udl_fbdev *ufbdev = info->par; >> >> - drm_fb_helper_sys_fillrect(info, rect); >> + sys_fillrect(info, rect); >> >> udl_handle_damage(&ufbdev->ufb, rect->dx, rect->dy, rect->width, >> rect->height); >> @@ -297,7 +297,7 @@ static void udl_fb_copyarea(struct fb_info *info, const struct fb_copyarea *regi >> { >> struct udl_fbdev *ufbdev = info->par; >> >> - drm_fb_helper_sys_copyarea(info, region); >> + sys_copyarea(info, region); >> >> udl_handle_damage(&ufbdev->ufb, region->dx, region->dy, region->width, >> region->height); >> @@ -307,7 +307,7 @@ static void udl_fb_imageblit(struct fb_info *info, const struct fb_image *image) >> { >> struct udl_fbdev *ufbdev = info->par; >> >> - drm_fb_helper_sys_imageblit(info, image); >> + sys_imageblit(info, image); >> >> udl_handle_damage(&ufbdev->ufb, image->dx, image->dy, image->width, >> image->height); >> -- >> 2.2.2 >>