1 files changed, 82 insertions, 0 deletions

diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index 77076a102e34..87dc0263a2e1 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -3522,6 +3522,87 @@ static struct intel_uncore_type skx_uncore_iio = {
         .format_group           = &skx_uncore_iio_format_group,
 };
 
+enum perf_uncore_iio_freerunning_type_id {
+        SKX_IIO_MSR_IOCLK                       = 0,
+        SKX_IIO_MSR_BW                          = 1,
+        SKX_IIO_MSR_UTIL                        = 2,
+
+        SKX_IIO_FREERUNNING_TYPE_MAX,
+};
+
+
+static struct freerunning_counters skx_iio_freerunning[] = {
+        [SKX_IIO_MSR_IOCLK]     = { 0xa45, 0x1, 0x20, 1, 36 },
+        [SKX_IIO_MSR_BW]        = { 0xb00, 0x1, 0x10, 8, 36 },
+        [SKX_IIO_MSR_UTIL]      = { 0xb08, 0x1, 0x10, 8, 36 },
+};
+
+static struct uncore_event_desc skx_uncore_iio_freerunning_events[] = {
+        /* Free-Running IO CLOCKS Counter */
+        INTEL_UNCORE_EVENT_DESC(ioclk,                  "event=0xff,umask=0x10"),
+        /* Free-Running IIO BANDWIDTH Counters */
+        INTEL_UNCORE_EVENT_DESC(bw_in_port0,            "event=0xff,umask=0x20"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port0.scale,      "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port0.unit,       "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port1,            "event=0xff,umask=0x21"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port1.scale,      "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port1.unit,       "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port2,            "event=0xff,umask=0x22"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port2.scale,      "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port2.unit,       "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port3,            "event=0xff,umask=0x23"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port3.scale,      "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_in_port3.unit,       "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port0,           "event=0xff,umask=0x24"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port0.scale,     "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port0.unit,      "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port1,           "event=0xff,umask=0x25"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port1.scale,     "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port1.unit,      "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port2,           "event=0xff,umask=0x26"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port2.scale,     "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port2.unit,      "MiB"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port3,           "event=0xff,umask=0x27"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port3.scale,     "3.814697266e-6"),
+        INTEL_UNCORE_EVENT_DESC(bw_out_port3.unit,      "MiB"),
+        /* Free-running IIO UTILIZATION Counters */
+        INTEL_UNCORE_EVENT_DESC(util_in_port0,          "event=0xff,umask=0x30"),
+        INTEL_UNCORE_EVENT_DESC(util_out_port0,         "event=0xff,umask=0x31"),
+        INTEL_UNCORE_EVENT_DESC(util_in_port1,          "event=0xff,umask=0x32"),
+        INTEL_UNCORE_EVENT_DESC(util_out_port1,         "event=0xff,umask=0x33"),
+        INTEL_UNCORE_EVENT_DESC(util_in_port2,          "event=0xff,umask=0x34"),
+        INTEL_UNCORE_EVENT_DESC(util_out_port2,         "event=0xff,umask=0x35"),
+        INTEL_UNCORE_EVENT_DESC(util_in_port3,          "event=0xff,umask=0x36"),
+        INTEL_UNCORE_EVENT_DESC(util_out_port3,         "event=0xff,umask=0x37"),
+        { /* end: all zeroes */ },
+};
+
+static struct intel_uncore_ops skx_uncore_iio_freerunning_ops = {
+        .read_counter           = uncore_msr_read_counter,
+};
+
+static struct attribute *skx_uncore_iio_freerunning_formats_attr[] = {
+        &format_attr_event.attr,
+        &format_attr_umask.attr,
+        NULL,
+};
+
+static const struct attribute_group skx_uncore_iio_freerunning_format_group = {
+        .name = "format",
+        .attrs = skx_uncore_iio_freerunning_formats_attr,
+};
+
+static struct intel_uncore_type skx_uncore_iio_free_running = {
+        .name                   = "iio_free_running",
+        .num_counters           = 17,
+        .num_boxes              = 6,
+        .num_freerunning_types  = SKX_IIO_FREERUNNING_TYPE_MAX,
+        .freerunning            = skx_iio_freerunning,
+        .ops                    = &skx_uncore_iio_freerunning_ops,
+        .event_descs            = skx_uncore_iio_freerunning_events,
+        .format_group           = &skx_uncore_iio_freerunning_format_group,
+};
+
 static struct attribute *skx_uncore_formats_attr[] = {
         &format_attr_event.attr,
         &format_attr_umask.attr,
@@ -3595,6 +3676,7 @@ static struct intel_uncore_type *skx_msr_uncores[] = {
         &skx_uncore_ubox,
         &skx_uncore_chabox,
         &skx_uncore_iio,
+        &skx_uncore_iio_free_running,
         &skx_uncore_irp,
         &skx_uncore_pcu,
         NULL,