From: Ville Syrjälä Date: Fri, 18 Aug 2017 18:36:50 +0000 (+0300) Subject: drm/i915: Don't enable/unmask flip interrupts X-Git-Tag: v4.15-rc1~90^2~40^2~91 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=842ebf7aeb1d6d5d679491d33d8c3f113de7964e;p=linux.git drm/i915: Don't enable/unmask flip interrupts commit fd3a40242e87 ("drm/i915: Rip out legacy page_flip completion/irq handling") removed the code to hande the flip done/pending interrupts, but it failed to actually disable/mask those interrupts. Let's do that now. Also remove a stale comment that was left behind. Cc: Daniel Vetter Cc: Maarten Lankhorst Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20170818183705.27850-2-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 91a2c5dbf2da..9b5be5c4bef7 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2925,8 +2925,7 @@ static void vlv_display_irq_postinstall(struct drm_i915_private *dev_priv) u32 enable_mask; enum pipe pipe; - pipestat_mask = PLANE_FLIP_DONE_INT_STATUS_VLV | - PIPE_CRC_DONE_INTERRUPT_STATUS; + pipestat_mask = PIPE_CRC_DONE_INTERRUPT_STATUS; i915_enable_pipestat(dev_priv, PIPE_A, PIPE_GMBUS_INTERRUPT_STATUS); for_each_pipe(dev_priv, pipe) @@ -3301,18 +3300,14 @@ static int ironlake_irq_postinstall(struct drm_device *dev) if (INTEL_GEN(dev_priv) >= 7) { display_mask = (DE_MASTER_IRQ_CONTROL | DE_GSE_IVB | - DE_PCH_EVENT_IVB | DE_PLANEC_FLIP_DONE_IVB | - DE_PLANEB_FLIP_DONE_IVB | - DE_PLANEA_FLIP_DONE_IVB | DE_AUX_CHANNEL_A_IVB); + DE_PCH_EVENT_IVB | DE_AUX_CHANNEL_A_IVB); extra_mask = (DE_PIPEC_VBLANK_IVB | DE_PIPEB_VBLANK_IVB | DE_PIPEA_VBLANK_IVB | DE_ERR_INT_IVB | DE_DP_A_HOTPLUG_IVB); } else { display_mask = (DE_MASTER_IRQ_CONTROL | DE_GSE | DE_PCH_EVENT | - DE_PLANEA_FLIP_DONE | DE_PLANEB_FLIP_DONE | - DE_AUX_CHANNEL_A | - DE_PIPEB_CRC_DONE | DE_PIPEA_CRC_DONE | - DE_POISON); + DE_AUX_CHANNEL_A | DE_PIPEB_CRC_DONE | + DE_PIPEA_CRC_DONE | DE_POISON); extra_mask = (DE_PIPEA_VBLANK | DE_PIPEB_VBLANK | DE_PCU_EVENT | DE_PIPEB_FIFO_UNDERRUN | DE_PIPEA_FIFO_UNDERRUN | DE_DP_A_HOTPLUG); @@ -3434,15 +3429,13 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) enum pipe pipe; if (INTEL_GEN(dev_priv) >= 9) { - de_pipe_masked |= GEN9_PIPE_PLANE1_FLIP_DONE | - GEN9_DE_PIPE_IRQ_FAULT_ERRORS; + de_pipe_masked |= GEN9_DE_PIPE_IRQ_FAULT_ERRORS; de_port_masked |= GEN9_AUX_CHANNEL_B | GEN9_AUX_CHANNEL_C | GEN9_AUX_CHANNEL_D; if (IS_GEN9_LP(dev_priv)) de_port_masked |= BXT_DE_PORT_GMBUS; } else { - de_pipe_masked |= GEN8_PIPE_PRIMARY_FLIP_DONE | - GEN8_DE_PIPE_IRQ_FAULT_ERRORS; + de_pipe_masked |= GEN8_DE_PIPE_IRQ_FAULT_ERRORS; } de_pipe_enables = de_pipe_masked | GEN8_PIPE_VBLANK | @@ -3592,9 +3585,7 @@ static int i8xx_irq_postinstall(struct drm_device *dev) /* Unmask the interrupts that we always want on. */ dev_priv->irq_mask = ~(I915_DISPLAY_PIPE_A_EVENT_INTERRUPT | - I915_DISPLAY_PIPE_B_EVENT_INTERRUPT | - I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT | - I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT); + I915_DISPLAY_PIPE_B_EVENT_INTERRUPT); I915_WRITE16(IMR, dev_priv->irq_mask); I915_WRITE16(IER, @@ -3613,9 +3604,6 @@ static int i8xx_irq_postinstall(struct drm_device *dev) return 0; } -/* - * Returns true when a page flip has completed. - */ static irqreturn_t i8xx_irq_handler(int irq, void *arg) { struct drm_device *dev = arg; @@ -3734,9 +3722,7 @@ static int i915_irq_postinstall(struct drm_device *dev) dev_priv->irq_mask = ~(I915_ASLE_INTERRUPT | I915_DISPLAY_PIPE_A_EVENT_INTERRUPT | - I915_DISPLAY_PIPE_B_EVENT_INTERRUPT | - I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT | - I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT); + I915_DISPLAY_PIPE_B_EVENT_INTERRUPT); enable_mask = I915_ASLE_INTERRUPT | @@ -3921,13 +3907,9 @@ static int i965_irq_postinstall(struct drm_device *dev) I915_DISPLAY_PORT_INTERRUPT | I915_DISPLAY_PIPE_A_EVENT_INTERRUPT | I915_DISPLAY_PIPE_B_EVENT_INTERRUPT | - I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT | - I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT | I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT); enable_mask = ~dev_priv->irq_mask; - enable_mask &= ~(I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT | - I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT); enable_mask |= I915_USER_INTERRUPT; if (IS_G4X(dev_priv))