drm/i915: sseu: Add debug printf for slice/subslice masks

Reviewed-by: Robert Bragg <robert@sixbynine.org>
Reviewed-by: Ben Widawsky <benjamin.widawsky@intel.com>
Tested-by: Ben Widawsky <benjamin.widawsky@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1472659987-10417-7-git-send-email-imre.deak@intel.com

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index d09c77f..413989a 100644 (file)
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -5110,10 +5110,14 @@ static void i915_print_sseu_info(struct seq_file *m, bool is_available_info,
        struct drm_i915_private *dev_priv = node_to_i915(m->private);
        const char *type = is_available_info ? "Available" : "Enabled";
 
+       seq_printf(m, "  %s Slice Mask: %04x\n", type,
+                  sseu->slice_mask);
        seq_printf(m, "  %s Slice Total: %u\n", type,
                   hweight8(sseu->slice_mask));
        seq_printf(m, "  %s Subslice Total: %u\n", type,
                   sseu_subslice_total(sseu));
+       seq_printf(m, "  %s Subslice Mask: %04x\n", type,
+                  sseu->subslice_mask);
        seq_printf(m, "  %s Subslice Per Slice: %u\n", type,
                   hweight8(sseu->subslice_mask));
        seq_printf(m, "  %s EU Total: %u\n", type,

diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 0bdec5c..73b6858 100644 (file)
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -370,9 +370,11 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
        if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1))
                info->has_snoop = false;
 
+       DRM_DEBUG_DRIVER("slice mask: %04x\n", info->sseu.slice_mask);
        DRM_DEBUG_DRIVER("slice total: %u\n", hweight8(info->sseu.slice_mask));
        DRM_DEBUG_DRIVER("subslice total: %u\n",
                         sseu_subslice_total(&info->sseu));
+       DRM_DEBUG_DRIVER("subslice mask %04x\n", info->sseu.subslice_mask);
        DRM_DEBUG_DRIVER("subslice per slice: %u\n",
                         hweight8(info->sseu.subslice_mask));
        DRM_DEBUG_DRIVER("EU total: %u\n", info->sseu.eu_total);