From 9044a81d1be632251b7ee97ce9a0bf2a97989be6 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Fri, 29 May 2015 14:28:09 +0300 Subject: [PATCH] drm/i915: Silence compiler warning MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Silence the following -Wmaybe-uninitialized warnings and make the code more clear. drivers/gpu/drm/i915/intel_display.c: In function ‘__intel_set_mode’: drivers/gpu/drm/i915/intel_display.c:11844:14: warning: ‘crtc_state’ may be used uninitialized in this function [-Wmaybe-uninitialized] return state->mode_changed || state->active_changed; ^ drivers/gpu/drm/i915/intel_display.c:11854:25: note: ‘crtc_state’ was declared here struct drm_crtc_state *crtc_state; ^ drivers/gpu/drm/i915/intel_display.c:11868:6: warning: ‘crtc’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (crtc != intel_encoder->base.crtc) ^ drivers/gpu/drm/i915/intel_display.c:11853:19: note: ‘crtc’ was declared here struct drm_crtc *crtc; Reported-by: Chris Wilson Suggested-by: Chris Wilson Signed-off-by: Ander Conselvan de Oliveira Signed-off-by: Daniel Vetter Signed-off-by: Jani Nikula --- drivers/gpu/drm/i915/intel_display.c | 42 ++++++++++++++-------------- 1 file changed, 21 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e047105837c9..dcb1d25d6f05 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11867,15 +11867,15 @@ intel_modeset_update_state(struct drm_atomic_state *state) if (!intel_encoder->base.crtc) continue; - for_each_crtc_in_state(state, crtc, crtc_state, i) - if (crtc == intel_encoder->base.crtc) - break; + for_each_crtc_in_state(state, crtc, crtc_state, i) { + if (crtc != intel_encoder->base.crtc) + continue; - if (crtc != intel_encoder->base.crtc) - continue; + if (crtc_state->enable && needs_modeset(crtc_state)) + intel_encoder->connectors_active = false; - if (crtc_state->enable && needs_modeset(crtc_state)) - intel_encoder->connectors_active = false; + break; + } } drm_atomic_helper_swap_state(state->dev, state); @@ -11890,24 +11890,24 @@ intel_modeset_update_state(struct drm_atomic_state *state) if (!connector->encoder || !connector->encoder->crtc) continue; - for_each_crtc_in_state(state, crtc, crtc_state, i) - if (crtc == connector->encoder->crtc) - break; + for_each_crtc_in_state(state, crtc, crtc_state, i) { + if (crtc != connector->encoder->crtc) + continue; - if (crtc != connector->encoder->crtc) - continue; + if (crtc->state->enable && needs_modeset(crtc->state)) { + struct drm_property *dpms_property = + dev->mode_config.dpms_property; - if (crtc->state->enable && needs_modeset(crtc->state)) { - struct drm_property *dpms_property = - dev->mode_config.dpms_property; + connector->dpms = DRM_MODE_DPMS_ON; + drm_object_property_set_value(&connector->base, + dpms_property, + DRM_MODE_DPMS_ON); - connector->dpms = DRM_MODE_DPMS_ON; - drm_object_property_set_value(&connector->base, - dpms_property, - DRM_MODE_DPMS_ON); + intel_encoder = to_intel_encoder(connector->encoder); + intel_encoder->connectors_active = true; + } - intel_encoder = to_intel_encoder(connector->encoder); - intel_encoder->connectors_active = true; + break; } } -- 2.20.1