From a123f157a3c0d1ea0d02af0689b4a389d3f0c992 Mon Sep 17 00:00:00 2001 From: Ben Widawsky Date: Sat, 2 Nov 2013 21:07:10 -0700 Subject: [PATCH] drm/i915/bdw: Add interrupt info to debugfs v2: Add missed ring interrupt info Signed-off-by: Ben Widawsky Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_debugfs.c | 50 +++++++++++++++++++++++++++-- 1 file changed, 48 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 7008aacfc3c9..96772d1b78fc 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -586,7 +586,53 @@ static int i915_interrupt_info(struct seq_file *m, void *data) if (ret) return ret; - if (IS_VALLEYVIEW(dev)) { + if (INTEL_INFO(dev)->gen >= 8) { + int i; + seq_printf(m, "Master Interrupt Control:\t%08x\n", + I915_READ(GEN8_MASTER_IRQ)); + + for (i = 0; i < 4; i++) { + seq_printf(m, "GT Interrupt IMR %d:\t%08x\n", + i, I915_READ(GEN8_GT_IMR(i))); + seq_printf(m, "GT Interrupt IIR %d:\t%08x\n", + i, I915_READ(GEN8_GT_IIR(i))); + seq_printf(m, "GT Interrupt IER %d:\t%08x\n", + i, I915_READ(GEN8_GT_IER(i))); + } + + for_each_pipe(i) { + seq_printf(m, "Pipe %c IMR:\t%08x\n", + pipe_name(i), + I915_READ(GEN8_DE_PIPE_IMR(i))); + seq_printf(m, "Pipe %c IIR:\t%08x\n", + pipe_name(i), + I915_READ(GEN8_DE_PIPE_IIR(i))); + seq_printf(m, "Pipe %c IER:\t%08x\n", + pipe_name(i), + I915_READ(GEN8_DE_PIPE_IER(i))); + } + + seq_printf(m, "Display Engine port interrupt mask:\t%08x\n", + I915_READ(GEN8_DE_PORT_IMR)); + seq_printf(m, "Display Engine port interrupt identity:\t%08x\n", + I915_READ(GEN8_DE_PORT_IIR)); + seq_printf(m, "Display Engine port interrupt enable:\t%08x\n", + I915_READ(GEN8_DE_PORT_IER)); + + seq_printf(m, "Display Engine misc interrupt mask:\t%08x\n", + I915_READ(GEN8_DE_MISC_IMR)); + seq_printf(m, "Display Engine misc interrupt identity:\t%08x\n", + I915_READ(GEN8_DE_MISC_IIR)); + seq_printf(m, "Display Engine misc interrupt enable:\t%08x\n", + I915_READ(GEN8_DE_MISC_IER)); + + seq_printf(m, "PCU interrupt mask:\t%08x\n", + I915_READ(GEN8_PCU_IMR)); + seq_printf(m, "PCU interrupt identity:\t%08x\n", + I915_READ(GEN8_PCU_IIR)); + seq_printf(m, "PCU interrupt enable:\t%08x\n", + I915_READ(GEN8_PCU_IER)); + } else if (IS_VALLEYVIEW(dev)) { seq_printf(m, "Display IER:\t%08x\n", I915_READ(VLV_IER)); seq_printf(m, "Display IIR:\t%08x\n", @@ -658,7 +704,7 @@ static int i915_interrupt_info(struct seq_file *m, void *data) seq_printf(m, "Interrupts received: %d\n", atomic_read(&dev_priv->irq_received)); for_each_ring(ring, dev_priv, i) { - if (IS_GEN6(dev) || IS_GEN7(dev)) { + if (INTEL_INFO(dev)->gen >= 6) { seq_printf(m, "Graphics Interrupt mask (%s): %08x\n", ring->name, I915_READ_IMR(ring));