On 20/02/18 07:37, Mika Kuoppala wrote:
From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>

Show GEN11 specific interrupt registers in debugfs

v2: Update for POR changes. (Daniele Ceraolo Spurio)
v3: get runtime pm ref. unify common parts with gen8 (Daniele)

Cc: Ceraolo Spurio, Daniele <daniele.ceraolospu...@intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
Signed-off-by: Mika Kuoppala <mika.kuopp...@linux.intel.com>

Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>

---
  drivers/gpu/drm/i915/i915_debugfs.c | 139 ++++++++++++++++++++++++------------
  1 file changed, 95 insertions(+), 44 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c 
b/drivers/gpu/drm/i915/i915_debugfs.c
index 05b41045b8f9..d4991b335cf5 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -646,6 +646,56 @@ static int i915_gem_batch_pool_info(struct seq_file *m, 
void *data)
        return 0;
  }
+static void gen8_display_interrupt_info(struct seq_file *m)
+{
+       struct drm_i915_private *dev_priv = node_to_i915(m->private);
+       int pipe;
+
+       for_each_pipe(dev_priv, pipe) {
+               enum intel_display_power_domain power_domain;
+
+               power_domain = POWER_DOMAIN_PIPE(pipe);
+               if (!intel_display_power_get_if_enabled(dev_priv,
+                                                       power_domain)) {
+                       seq_printf(m, "Pipe %c power disabled\n",
+                                  pipe_name(pipe));
+                       continue;
+               }
+               seq_printf(m, "Pipe %c IMR:\t%08x\n",
+                          pipe_name(pipe),
+                          I915_READ(GEN8_DE_PIPE_IMR(pipe)));
+               seq_printf(m, "Pipe %c IIR:\t%08x\n",
+                          pipe_name(pipe),
+                          I915_READ(GEN8_DE_PIPE_IIR(pipe)));
+               seq_printf(m, "Pipe %c IER:\t%08x\n",
+                          pipe_name(pipe),
+                          I915_READ(GEN8_DE_PIPE_IER(pipe)));
+
+               intel_display_power_put(dev_priv, power_domain);
+       }
+
+       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));
+}
+
  static int i915_interrupt_info(struct seq_file *m, void *data)
  {
        struct drm_i915_private *dev_priv = node_to_i915(m->private);
@@ -709,6 +759,27 @@ static int i915_interrupt_info(struct seq_file *m, void 
*data)
                           I915_READ(GEN8_PCU_IIR));
                seq_printf(m, "PCU interrupt enable:\t%08x\n",
                           I915_READ(GEN8_PCU_IER));
+       } else if (INTEL_GEN(dev_priv) >= 11) {
+               seq_printf(m, "Master Interrupt Control:  %08x\n",
+                          I915_READ(GEN11_GFX_MSTR_IRQ));
+
+               seq_printf(m, "Render/Copy Intr Enable:   %08x\n",
+                          I915_READ(GEN11_RENDER_COPY_INTR_ENABLE));
+               seq_printf(m, "VCS/VECS Intr Enable:      %08x\n",
+                          I915_READ(GEN11_VCS_VECS_INTR_ENABLE));
+               seq_printf(m, "GUC/SG Intr Enable:\t   %08x\n",
+                          I915_READ(GEN11_GUC_SG_INTR_ENABLE));
+               seq_printf(m, "GPM/WGBOXPERF Intr Enable: %08x\n",
+                          I915_READ(GEN11_GPM_WGBOXPERF_INTR_ENABLE));
+               seq_printf(m, "Crypto Intr Enable:\t   %08x\n",
+                          I915_READ(GEN11_CRYPTO_RSVD_INTR_ENABLE));
+               seq_printf(m, "GUnit/CSME Intr Enable:\t   %08x\n",
+                          I915_READ(GEN11_GUNIT_CSME_INTR_ENABLE));
+
+               seq_printf(m, "Display Interrupt Control:\t%08x\n",
+                          I915_READ(GEN11_DISPLAY_INT_CTL));
+
+               gen8_display_interrupt_info(m);
        } else if (INTEL_GEN(dev_priv) >= 8) {
                seq_printf(m, "Master Interrupt Control:\t%08x\n",
                           I915_READ(GEN8_MASTER_IRQ));
@@ -722,49 +793,7 @@ static int i915_interrupt_info(struct seq_file *m, void 
*data)
                                   i, I915_READ(GEN8_GT_IER(i)));
                }
- for_each_pipe(dev_priv, pipe) {
-                       enum intel_display_power_domain power_domain;
-
-                       power_domain = POWER_DOMAIN_PIPE(pipe);
-                       if (!intel_display_power_get_if_enabled(dev_priv,
-                                                               power_domain)) {
-                               seq_printf(m, "Pipe %c power disabled\n",
-                                          pipe_name(pipe));
-                               continue;
-                       }
-                       seq_printf(m, "Pipe %c IMR:\t%08x\n",
-                                  pipe_name(pipe),
-                                  I915_READ(GEN8_DE_PIPE_IMR(pipe)));
-                       seq_printf(m, "Pipe %c IIR:\t%08x\n",
-                                  pipe_name(pipe),
-                                  I915_READ(GEN8_DE_PIPE_IIR(pipe)));
-                       seq_printf(m, "Pipe %c IER:\t%08x\n",
-                                  pipe_name(pipe),
-                                  I915_READ(GEN8_DE_PIPE_IER(pipe)));
-
-                       intel_display_power_put(dev_priv, power_domain);
-               }
-
-               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));
+               gen8_display_interrupt_info(m);
        } else if (IS_VALLEYVIEW(dev_priv)) {
                seq_printf(m, "Display IER:\t%08x\n",
                           I915_READ(VLV_IER));
@@ -846,13 +875,35 @@ static int i915_interrupt_info(struct seq_file *m, void 
*data)
                seq_printf(m, "Graphics Interrupt mask:            %08x\n",
                           I915_READ(GTIMR));
        }
-       if (INTEL_GEN(dev_priv) >= 6) {
+
+       if (INTEL_GEN(dev_priv) >= 11) {
+               seq_printf(m, "RCS Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_RCS0_RSVD_INTR_MASK));
+               seq_printf(m, "BCS Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_BCS_RSVD_INTR_MASK));
+               seq_printf(m, "VCS0/VCS1 Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_VCS0_VCS1_INTR_MASK));
+               seq_printf(m, "VCS2/VCS3 Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_VCS2_VCS3_INTR_MASK));
+               seq_printf(m, "VECS0/VECS1 Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_VECS0_VECS1_INTR_MASK));
+               seq_printf(m, "GUC/SG Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_GUC_SG_INTR_MASK));
+               seq_printf(m, "GPM/WGBOXPERF Intr Mask: %08x\n",
+                          I915_READ(GEN11_GPM_WGBOXPERF_INTR_MASK));
+               seq_printf(m, "Crypto Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_CRYPTO_RSVD_INTR_MASK));
+               seq_printf(m, "Gunit/CSME Intr Mask:\t %08x\n",
+                          I915_READ(GEN11_GUNIT_CSME_INTR_MASK));
+
+       } else if (INTEL_GEN(dev_priv) >= 6) {
                for_each_engine(engine, dev_priv, id) {
                        seq_printf(m,
                                   "Graphics Interrupt mask (%s):  %08x\n",
                                   engine->name, I915_READ_IMR(engine));
                }
        }
+
        intel_runtime_pm_put(dev_priv);
return 0;

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