Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a123f157 authored by Ben Widawsky's avatar Ben Widawsky Committed by Daniel Vetter
Browse files

drm/i915/bdw: Add interrupt info to debugfs 



v2: Add missed ring interrupt info

Signed-off-by: default avatarBen Widawsky <ben@bwidawsk.net>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent abd58f01

drivers/gpu/drm/i915/i915_debugfs.c

+48 −2
Original line number Original line Diff line number Diff line
@@ -586,7 +586,53 @@ static int i915_interrupt_info(struct seq_file *m, void *data) 
	if (ret)

	if (ret)

		return 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",

		seq_printf(m, "Display IER:\t%08x\n",

			   I915_READ(VLV_IER));

			   I915_READ(VLV_IER));

		seq_printf(m, "Display IIR:\t%08x\n",

		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",

	seq_printf(m, "Interrupts received: %d\n",

		   atomic_read(&dev_priv->irq_received));

		   atomic_read(&dev_priv->irq_received));

	for_each_ring(ring, dev_priv, i) {

	for_each_ring(ring, dev_priv, i) {

		if (IS_GEN6(dev) || IS_GEN7(dev)) {

		if (INTEL_INFO(dev)->gen >= 6) {

			seq_printf(m,

			seq_printf(m,

				   "Graphics Interrupt mask (%s):	%08x\n",

				   "Graphics Interrupt mask (%s):	%08x\n",

				   ring->name, I915_READ_IMR(ring));

				   ring->name, I915_READ_IMR(ring));