Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752975AbbDDOBO (ORCPT ); Sat, 4 Apr 2015 10:01:14 -0400 Received: from mail-qc0-f178.google.com ([209.85.216.178]:34406 "EHLO mail-qc0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752392AbbDDOBK (ORCPT ); Sat, 4 Apr 2015 10:01:10 -0400 MIME-Version: 1.0 In-Reply-To: <1428115175-1985-1-git-send-email-hofrat@osadl.org> References: <1428115175-1985-1-git-send-email-hofrat@osadl.org> Date: Sat, 4 Apr 2015 10:01:09 -0400 Message-ID: Subject: Re: [PATCH] drm/msm: fix build warning - missing prototype From: Rob Clark To: Nicholas Mc Guire Cc: David Airlie , Hai Li , "dri-devel@lists.freedesktop.org" , Linux Kernel Mailing List Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1880 Lines: 49 On Fri, Apr 3, 2015 at 10:39 PM, Nicholas Mc Guire wrote: > fix build warning when building edp/edp_aux.o due to missing > prototype for edp_aux_transfer. > > Signed-off-by: Nicholas Mc Guire > --- > building drivers/gpu/drm/msm/msm.ko gives the following warning: > drivers/gpu/drm/msm/edp/edp_aux.c:118:9: warning: no previous prototype for 'edp_aux_transfer' [-Wmissing-prototypes] > ssize_t edp_aux_transfer(struct drm_dp_aux *drm_aux, struct drm_dp_aux_msg *msg) > ^ > thx.. fwiw, looks like edp_aux_transfer is only used in that one file.. so probably it actually wants to be static instead.. BR, -R > the fix is to simply add the missing prototype to drivers/gpu/drm/msm/edp/edp.h > > This was compile tested with qcom_defconfig + > CONFIG_DRM=m (implies CONFIG_DRM_MSM=m) > > Patch is against 4.0-rc6 (localversion-next is -next-20150402) > > drivers/gpu/drm/msm/edp/edp.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/msm/edp/edp.h b/drivers/gpu/drm/msm/edp/edp.h > index ba5bedd..93d819c 100644 > --- a/drivers/gpu/drm/msm/edp/edp.h > +++ b/drivers/gpu/drm/msm/edp/edp.h > @@ -58,6 +58,8 @@ void *msm_edp_aux_init(struct device *dev, void __iomem *regbase, > void msm_edp_aux_destroy(struct device *dev, struct edp_aux *aux); > irqreturn_t msm_edp_aux_irq(struct edp_aux *aux, u32 isr); > void msm_edp_aux_ctrl(struct edp_aux *aux, int enable); > +ssize_t edp_aux_transfer(struct drm_dp_aux *drm_aux, > + struct drm_dp_aux_msg *msg); > > /* Phy */ > bool msm_edp_phy_ready(struct edp_phy *phy); > -- > 1.7.10.4 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/