drm/i915: Show dmc debug registers on Kabylake
authorMika Kuoppala <mika.kuoppala@linux.intel.com>
Tue, 9 May 2017 10:05:22 +0000 (13:05 +0300)
committerMika Kuoppala <mika.kuoppala@intel.com>
Tue, 9 May 2017 13:03:24 +0000 (16:03 +0300)
The assumption is that the registers offsets are
identical as with skl. Also all the published
kbl firmwares support the debug registers. So
let kbl show the debug counts.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=100975
Cc: Imre Deak <imre.deak@intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1494324322-28193-1-git-send-email-mika.kuoppala@intel.com
drivers/gpu/drm/i915/i915_debugfs.c

index 1003511..34785fb 100644 (file)
@@ -2853,7 +2853,8 @@ static int i915_dmc_info(struct seq_file *m, void *unused)
        seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version),
                   CSR_VERSION_MINOR(csr->version));
 
-       if (IS_SKYLAKE(dev_priv) && csr->version >= CSR_VERSION(1, 6)) {
+       if (IS_KABYLAKE(dev_priv) ||
+           (IS_SKYLAKE(dev_priv) && csr->version >= CSR_VERSION(1, 6))) {
                seq_printf(m, "DC3 -> DC5 count: %d\n",
                           I915_READ(SKL_CSR_DC3_DC5_COUNT));
                seq_printf(m, "DC5 -> DC6 count: %d\n",