From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Rothwell Subject: linux-next: build failure after merge of the drm tree Date: Thu, 31 Dec 2015 21:31:24 +1100 Message-ID: <20151231213124.1973e995@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Dave Airlie Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Rex Zhu , Alex Deucher List-Id: linux-next.vger.kernel.org Hi Dave, After merging the drm tree, today's linux-next build (powerpc allyesconfig) failed like this: drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/tonga_thermal.c: In function 'tonga_fan_ctrl_get_fan_speed_percent': drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/tonga_thermal.c:84:2: error: implicit declaration of function 'do_div' [-Werror=implicit-function-declaration] do_div(tmp64, duty100); ^ drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/fiji_thermal.c: In function 'fiji_fan_ctrl_get_fan_speed_percent': drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/fiji_thermal.c:78:2: error: implicit declaration of function 'do_div' [-Werror=implicit-function-declaration] do_div(tmp64, duty100); ^ Caused by commit 1e4854e96c35 ("drm/amdgpu/powerplay: implement thermal control for tonga.") [I notice that that commit does not have a Signed-off-by from its committer (Alex)] I applied the following fix patch for today: From: Stephen Rothwell Date: Thu, 31 Dec 2015 21:20:20 +1100 Subject: [PATCH] drm/amdgpu/powerplay: include asm/div64.h for do_div() Fixes: 1e4854e96c35 ("drm/amdgpu/powerplay: implement thermal control for tonga.") Signed-off-by: Stephen Rothwell --- drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.c | 2 +- drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.c index def57d0675ed..e76a7de9aa32 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_thermal.c @@ -20,7 +20,7 @@ * OTHER DEALINGS IN THE SOFTWARE. * */ - +#include #include "fiji_thermal.h" #include "fiji_hwmgr.h" #include "fiji_smumgr.h" diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c index 2e159b003e71..a188174747c9 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c @@ -20,7 +20,7 @@ * OTHER DEALINGS IN THE SOFTWARE. * */ - +#include #include "tonga_thermal.h" #include "tonga_hwmgr.h" #include "tonga_smumgr.h" -- 2.6.4 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au