From 77affa31722be7c584b4b1be792423079e64a47d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 16 Jan 2017 13:06:22 +0000 Subject: [PATCH] drm/i915/psr: Fix compiler warnings for hsw_psr_disable() drivers/gpu/drm/i915/intel_psr.c:634 hsw_psr_disable() warn: if statement not indented drivers/gpu/drm/i915/intel_psr.c:644 hsw_psr_disable() warn: if statement not indented Fixes: 3fcb0ca1d8db ("drm/i915/psr: fix blank screen issue for psr2") Signed-off-by: Chris Wilson Cc: Rodrigo Vivi Cc: Jim Bride Cc: Vathsala Nagaraju Cc: Patil Deepti Link: http://patchwork.freedesktop.org/patch/msgid/20170116130622.20369-2-chris@chris-wilson.co.uk Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/intel_psr.c | 42 +++++++++++++++++--------------- 1 file changed, 22 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 38419e57d2aaa..c3780d0d2baf7 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -620,34 +620,36 @@ static void hsw_psr_disable(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = to_i915(dev); if (dev_priv->psr.active) { + i915_reg_t psr_ctl; + u32 psr_status_mask; + if (dev_priv->psr.aux_frame_sync) drm_dp_dpcd_writeb(&intel_dp->aux, DP_SINK_DEVICE_AUX_FRAME_SYNC_CONF, 0); if (dev_priv->psr.psr2_support) { - I915_WRITE(EDP_PSR2_CTL, - I915_READ(EDP_PSR2_CTL) & - ~(EDP_PSR2_ENABLE | - EDP_SU_TRACK_ENABLE)); - /* Wait till PSR2 is idle */ - if (intel_wait_for_register(dev_priv, - EDP_PSR2_STATUS_CTL, - EDP_PSR2_STATUS_STATE_MASK, - 0, - 2000)) - DRM_ERROR("Timed out waiting for PSR2 Idle State\n"); + psr_ctl = EDP_PSR2_CTL; + psr_status_mask = EDP_PSR2_STATUS_STATE_MASK; + + I915_WRITE(psr_ctl, + I915_READ(psr_ctl) & + ~(EDP_PSR2_ENABLE | EDP_SU_TRACK_ENABLE)); + } else { - I915_WRITE(EDP_PSR_CTL, - I915_READ(EDP_PSR_CTL) & ~EDP_PSR_ENABLE); - /* Wait till PSR1 is idle */ - if (intel_wait_for_register(dev_priv, - EDP_PSR_STATUS_CTL, - EDP_PSR_STATUS_STATE_MASK, - 0, - 2000)) - DRM_ERROR("Timed out waiting for PSR Idle State\n"); + psr_ctl = EDP_PSR_STATUS_CTL; + psr_status_mask = EDP_PSR_STATUS_STATE_MASK; + + I915_WRITE(psr_ctl, + I915_READ(psr_ctl) & ~EDP_PSR_ENABLE); } + + /* Wait till PSR is idle */ + if (intel_wait_for_register(dev_priv, + psr_ctl, psr_status_mask, 0, + 2000)) + DRM_ERROR("Timed out waiting for PSR Idle State\n"); + dev_priv->psr.active = false; } else { if (dev_priv->psr.psr2_support) -- 2.39.5