Re: [Intel-gfx] [PATCH v3 6/7] drm/atomic: Clean up steal_encoder, v2.

kbuild test robot
2016-03-03T09:41:41Z

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Hi Maarten,

[auto build test WARNING on drm/drm-next]
[also build test WARNING on next-20160303]
[cannot apply to v4.5-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url: https://github.com/0day-ci/linux/commits/Maarten-Lankhorst/drm-atomic-Fix-encoder-stealing-v3/20160303-172123
base: git://people.freedesktop.org/~airlied/linux.git drm-next
config: x86_64-randconfig-x014-201609 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

drivers/gpu/drm/drm_atomic_helper.c: In function 'update_connector_routing':
>> drivers/gpu/drm/drm_atomic_helper.c:268:11: warning: unused variable 'ret' [-Wunused-variable]
int idx, ret;
^

vim +/ret +268 drivers/gpu/drm/drm_atomic_helper.c

c6c869e2 Maarten Lankhorst 2016-03-03 252
c6c869e2 Maarten Lankhorst 2016-03-03 253 crtc_state = drm_atomic_get_existing_crtc_state(state, encoder_crtc);
c6c869e2 Maarten Lankhorst 2016-03-03 254 crtc_state->connectors_changed = true;
c6c869e2 Maarten Lankhorst 2016-03-03 255
49bf38f8 Maarten Lankhorst 2016-03-03 256 return;
623369e5 Daniel Vetter 2014-09-16 257 }
623369e5 Daniel Vetter 2014-09-16 258 }
623369e5 Daniel Vetter 2014-09-16 259
623369e5 Daniel Vetter 2014-09-16 260 static int
184a4cc1 Maarten Lankhorst 2016-03-03 261 update_connector_routing(struct drm_atomic_state *state,
184a4cc1 Maarten Lankhorst 2016-03-03 262 struct drm_connector *connector,
184a4cc1 Maarten Lankhorst 2016-03-03 263 struct drm_connector_state *connector_state)
623369e5 Daniel Vetter 2014-09-16 264 {
b5ceff20 Ville Syrjälä 2015-03-10 265 const struct drm_connector_helper_funcs *funcs;
623369e5 Daniel Vetter 2014-09-16 266 struct drm_encoder *new_encoder;
623369e5 Daniel Vetter 2014-09-16 267 struct drm_crtc_state *crtc_state;
623369e5 Daniel Vetter 2014-09-16 @268 int idx, ret;
623369e5 Daniel Vetter 2014-09-16 269
17a38d9c Daniel Vetter 2015-02-22 270 DRM_DEBUG_ATOMIC("Updating routing for [CONNECTOR:%d:%s]\n",
623369e5 Daniel Vetter 2014-09-16 271 connector->base.id,
623369e5 Daniel Vetter 2014-09-16 272 connector->name);
623369e5 Daniel Vetter 2014-09-16 273
623369e5 Daniel Vetter 2014-09-16 274 if (connector->state->crtc != connector_state->crtc) {
623369e5 Daniel Vetter 2014-09-16 275 if (connector->state->crtc) {
623369e5 Daniel Vetter 2014-09-16 276 idx = drm_crtc_index(connector->state->crtc);

:::::: The code at line 268 was first introduced by commit
:::::: 623369e533e8a5f85999d605723efa4523554bae drm: Atomic crtc/connector updates using crtc/plane helper interfaces

:::::: TO: Daniel Vetter <daniel.vetter@ffwll.ch>
:::::: CC: Daniel Vetter <daniel.vetter@ffwll.ch>

---
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