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Diffstat (limited to 'arch/x86/events/intel/uncore_snbep.c')
-rw-r--r--arch/x86/events/intel/uncore_snbep.c72
1 files changed, 64 insertions, 8 deletions
diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index 62e88ad919ff..7bdb1821215d 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -393,6 +393,11 @@
#define SNR_M2M_PCI_PMON_BOX_CTL 0x438
#define SNR_M2M_PCI_PMON_UMASK_EXT 0xff
+/* SNR PCIE3 */
+#define SNR_PCIE3_PCI_PMON_CTL0 0x508
+#define SNR_PCIE3_PCI_PMON_CTR0 0x4e8
+#define SNR_PCIE3_PCI_PMON_BOX_CTL 0x4e0
+
/* SNR IMC */
#define SNR_IMC_MMIO_PMON_FIXED_CTL 0x54
#define SNR_IMC_MMIO_PMON_FIXED_CTR 0x38
@@ -3749,7 +3754,9 @@ static int skx_iio_set_mapping(struct intel_uncore_type *type)
ret = skx_iio_get_topology(type);
if (ret)
- return ret;
+ goto clear_attr_update;
+
+ ret = -ENOMEM;
/* One more for NULL. */
attrs = kcalloc((uncore_max_dies() + 1), sizeof(*attrs), GFP_KERNEL);
@@ -3781,8 +3788,9 @@ err:
kfree(eas);
kfree(attrs);
kfree(type->topology);
+clear_attr_update:
type->attr_update = NULL;
- return -ENOMEM;
+ return ret;
}
static void skx_iio_cleanup_mapping(struct intel_uncore_type *type)
@@ -4551,12 +4559,46 @@ static struct intel_uncore_type snr_uncore_m2m = {
.format_group = &snr_m2m_uncore_format_group,
};
+static void snr_uncore_pci_enable_event(struct intel_uncore_box *box, struct perf_event *event)
+{
+ struct pci_dev *pdev = box->pci_dev;
+ struct hw_perf_event *hwc = &event->hw;
+
+ pci_write_config_dword(pdev, hwc->config_base, (u32)(hwc->config | SNBEP_PMON_CTL_EN));
+ pci_write_config_dword(pdev, hwc->config_base + 4, (u32)(hwc->config >> 32));
+}
+
+static struct intel_uncore_ops snr_pcie3_uncore_pci_ops = {
+ .init_box = snr_m2m_uncore_pci_init_box,
+ .disable_box = snbep_uncore_pci_disable_box,
+ .enable_box = snbep_uncore_pci_enable_box,
+ .disable_event = snbep_uncore_pci_disable_event,
+ .enable_event = snr_uncore_pci_enable_event,
+ .read_counter = snbep_uncore_pci_read_counter,
+};
+
+static struct intel_uncore_type snr_uncore_pcie3 = {
+ .name = "pcie3",
+ .num_counters = 4,
+ .num_boxes = 1,
+ .perf_ctr_bits = 48,
+ .perf_ctr = SNR_PCIE3_PCI_PMON_CTR0,
+ .event_ctl = SNR_PCIE3_PCI_PMON_CTL0,
+ .event_mask = SKX_IIO_PMON_RAW_EVENT_MASK,
+ .event_mask_ext = SKX_IIO_PMON_RAW_EVENT_MASK_EXT,
+ .box_ctl = SNR_PCIE3_PCI_PMON_BOX_CTL,
+ .ops = &snr_pcie3_uncore_pci_ops,
+ .format_group = &skx_uncore_iio_format_group,
+};
+
enum {
SNR_PCI_UNCORE_M2M,
+ SNR_PCI_UNCORE_PCIE3,
};
static struct intel_uncore_type *snr_pci_uncores[] = {
[SNR_PCI_UNCORE_M2M] = &snr_uncore_m2m,
+ [SNR_PCI_UNCORE_PCIE3] = &snr_uncore_pcie3,
NULL,
};
@@ -4573,6 +4615,19 @@ static struct pci_driver snr_uncore_pci_driver = {
.id_table = snr_uncore_pci_ids,
};
+static const struct pci_device_id snr_uncore_pci_sub_ids[] = {
+ { /* PCIe3 RP */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x334a),
+ .driver_data = UNCORE_PCI_DEV_FULL_DATA(4, 0, SNR_PCI_UNCORE_PCIE3, 0),
+ },
+ { /* end: all zeroes */ }
+};
+
+static struct pci_driver snr_uncore_pci_sub_driver = {
+ .name = "snr_uncore_sub",
+ .id_table = snr_uncore_pci_sub_ids,
+};
+
int snr_uncore_pci_init(void)
{
/* SNR UBOX DID */
@@ -4584,6 +4639,7 @@ int snr_uncore_pci_init(void)
uncore_pci_uncores = snr_pci_uncores;
uncore_pci_driver = &snr_uncore_pci_driver;
+ uncore_pci_sub_driver = &snr_uncore_pci_sub_driver;
return 0;
}
@@ -4751,10 +4807,10 @@ static struct uncore_event_desc snr_uncore_imc_freerunning_events[] = {
INTEL_UNCORE_EVENT_DESC(dclk, "event=0xff,umask=0x10"),
INTEL_UNCORE_EVENT_DESC(read, "event=0xff,umask=0x20"),
- INTEL_UNCORE_EVENT_DESC(read.scale, "3.814697266e-6"),
+ INTEL_UNCORE_EVENT_DESC(read.scale, "6.103515625e-5"),
INTEL_UNCORE_EVENT_DESC(read.unit, "MiB"),
INTEL_UNCORE_EVENT_DESC(write, "event=0xff,umask=0x21"),
- INTEL_UNCORE_EVENT_DESC(write.scale, "3.814697266e-6"),
+ INTEL_UNCORE_EVENT_DESC(write.scale, "6.103515625e-5"),
INTEL_UNCORE_EVENT_DESC(write.unit, "MiB"),
{ /* end: all zeroes */ },
};
@@ -5212,17 +5268,17 @@ static struct uncore_event_desc icx_uncore_imc_freerunning_events[] = {
INTEL_UNCORE_EVENT_DESC(dclk, "event=0xff,umask=0x10"),
INTEL_UNCORE_EVENT_DESC(read, "event=0xff,umask=0x20"),
- INTEL_UNCORE_EVENT_DESC(read.scale, "3.814697266e-6"),
+ INTEL_UNCORE_EVENT_DESC(read.scale, "6.103515625e-5"),
INTEL_UNCORE_EVENT_DESC(read.unit, "MiB"),
INTEL_UNCORE_EVENT_DESC(write, "event=0xff,umask=0x21"),
- INTEL_UNCORE_EVENT_DESC(write.scale, "3.814697266e-6"),
+ INTEL_UNCORE_EVENT_DESC(write.scale, "6.103515625e-5"),
INTEL_UNCORE_EVENT_DESC(write.unit, "MiB"),
INTEL_UNCORE_EVENT_DESC(ddrt_read, "event=0xff,umask=0x30"),
- INTEL_UNCORE_EVENT_DESC(ddrt_read.scale, "3.814697266e-6"),
+ INTEL_UNCORE_EVENT_DESC(ddrt_read.scale, "6.103515625e-5"),
INTEL_UNCORE_EVENT_DESC(ddrt_read.unit, "MiB"),
INTEL_UNCORE_EVENT_DESC(ddrt_write, "event=0xff,umask=0x31"),
- INTEL_UNCORE_EVENT_DESC(ddrt_write.scale, "3.814697266e-6"),
+ INTEL_UNCORE_EVENT_DESC(ddrt_write.scale, "6.103515625e-5"),
INTEL_UNCORE_EVENT_DESC(ddrt_write.unit, "MiB"),
{ /* end: all zeroes */ },
};