From 46c63d2499b12902ed30847100af6c26228e878c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jos=C3=A9=20Roberto=20de=20Souza?= Date: Tue, 30 Jul 2019 15:47:50 -0700 Subject: [PATCH] drm/i915/bdw+: Move misc display IRQ handling to it own function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Just moving it to reduce the tabs and avoid break code lines. No behavior changes intended here. v2: - Reading misc display IRQ outside of gen8_de_misc_irq_handler() as other irq handlers (Dhinakaran) Cc: Dhinakaran Pandiyan Reviewed-by: Dhinakaran Pandiyan Reviewed-by: Rodrigo Vivi Signed-off-by: José Roberto de Souza Reviewed-by: Lucas De Marchi Link: https://patchwork.freedesktop.org/patch/msgid/20190730224753.14907-1-jose.souza@intel.com --- drivers/gpu/drm/i915/i915_irq.c | 45 ++++++++++++++++++--------------- 1 file changed, 25 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 73efb373dfa2..37e3dd3c1a9d 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2644,6 +2644,28 @@ static u32 gen8_de_pipe_fault_mask(struct drm_i915_private *dev_priv) return GEN8_DE_PIPE_IRQ_FAULT_ERRORS; } +static void +gen8_de_misc_irq_handler(struct drm_i915_private *dev_priv, u32 iir) +{ + bool found = false; + + if (iir & GEN8_DE_MISC_GSE) { + intel_opregion_asle_intr(dev_priv); + found = true; + } + + if (iir & GEN8_DE_EDP_PSR) { + u32 psr_iir = I915_READ(EDP_PSR_IIR); + + intel_psr_irq_handler(dev_priv, psr_iir); + I915_WRITE(EDP_PSR_IIR, psr_iir); + found = true; + } + + if (!found) + DRM_ERROR("Unexpected DE Misc interrupt\n"); +} + static irqreturn_t gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl) { @@ -2654,29 +2676,12 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl) if (master_ctl & GEN8_DE_MISC_IRQ) { iir = I915_READ(GEN8_DE_MISC_IIR); if (iir) { - bool found = false; - I915_WRITE(GEN8_DE_MISC_IIR, iir); ret = IRQ_HANDLED; - - if (iir & GEN8_DE_MISC_GSE) { - intel_opregion_asle_intr(dev_priv); - found = true; - } - - if (iir & GEN8_DE_EDP_PSR) { - u32 psr_iir = I915_READ(EDP_PSR_IIR); - - intel_psr_irq_handler(dev_priv, psr_iir); - I915_WRITE(EDP_PSR_IIR, psr_iir); - found = true; - } - - if (!found) - DRM_ERROR("Unexpected DE Misc interrupt\n"); - } - else + gen8_de_misc_irq_handler(dev_priv, iir); + } else { DRM_ERROR("The master control interrupt lied (DE MISC)!\n"); + } } if (INTEL_GEN(dev_priv) >= 11 && (master_ctl & GEN11_DE_HPD_IRQ)) {