[PATCH 3/3] drm/amdgpu: add xgmi perfmons for arcturus

[Jonathan Kim <jonathan.kim@amd.com>]

Add xgmi perfmons for Arcturus.

Signed-off-by: Jonathan Kim <Jonathan.Kim@amd.com>

v2: Resend for re-review with alignment for v3 in patch 2.
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c | 41 ++++++++++++++++++++++++-
 drivers/gpu/drm/amd/amdgpu/df_v3_6.c    |  3 ++
 2 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c
index 74fe8fbdc0d1..c58af4495c5a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c
@@ -34,6 +34,8 @@
 #define NUM_EVENTS_DF_LEGACY		8
 #define NUM_EVENTS_VEGA20_XGMI		2
 #define NUM_EVENTS_VEGA20_MAX		NUM_EVENTS_VEGA20_XGMI
+#define NUM_EVENTS_ARCTURUS_XGMI	6
+#define NUM_EVENTS_ARCTURUS_MAX		NUM_EVENTS_ARCTURUS_XGMI
 
 struct amdgpu_pmu_event_attribute {
 	struct device_attribute attr;
@@ -98,6 +100,16 @@ static const char *vega20_events[NUM_EVENTS_VEGA20_MAX][2] = {
 	{ "xgmi_link1_data_outbound", "event=0x7,instance=0x47,umask=0x2" }
 };
 
+/* Arcturus events */
+static const char *arcturus_events[NUM_EVENTS_ARCTURUS_MAX][2] = {
+	{ "xgmi_link0_data_outbound", "event=0x7,instance=0x4b,umask=0x2" },
+	{ "xgmi_link1_data_outbound", "event=0x7,instance=0x4c,umask=0x2" },
+	{ "xgmi_link2_data_outbound", "event=0x7,instance=0x4d,umask=0x2" },
+	{ "xgmi_link3_data_outbound", "event=0x7,instance=0x4e,umask=0x2" },
+	{ "xgmi_link4_data_outbound", "event=0x7,instance=0x4f,umask=0x2" },
+	{ "xgmi_link5_data_outbound", "event=0x7,instance=0x50,umask=0x2" }
+};
+
 /* All df_vega20_* items are DEPRECATED. Use vega20_ items above instead. */
 static const char *df_vega20_formats[NUM_FORMATS_DF_LEGACY][2] = {
 	{ "event", "config:0-7" },
@@ -413,6 +425,32 @@ static int init_pmu_by_type(struct amdgpu_pmu_entry *pmu_entry,
 
 		/* other events can be added here */
 
+		break;
+	case CHIP_ARCTURUS:
+		ret = amdgpu_pmu_alloc_pmu_attrs(&pmu_entry->fmt_attr_group,
+						&pmu_entry->fmt_attr,
+						NUM_FORMATS_AMDGPU_PMU,
+						&pmu_entry->evt_attr_group,
+						&pmu_entry->evt_attr,
+						NUM_EVENTS_ARCTURUS_MAX);
+
+		if (ret)
+			goto err_out;
+
+		amdgpu_pmu_create_attributes(&pmu_entry->fmt_attr_group,
+						pmu_entry->fmt_attr,
+						amdgpu_pmu_formats,
+						0, NUM_FORMATS_AMDGPU_PMU, 0);
+
+		amdgpu_pmu_create_attributes(&pmu_entry->evt_attr_group,
+						pmu_entry->evt_attr,
+						arcturus_events,
+						0, NUM_EVENTS_ARCTURUS_XGMI,
+						PERF_TYPE_AMDGPU_XGMI);
+		num_events += NUM_EVENTS_ARCTURUS_XGMI;
+
+		/* other events can be added here */
+
 		break;
 	default:
 		ret = -ENODEV;
@@ -473,7 +511,8 @@ void amdgpu_pmu_fini(struct amdgpu_device *adev)
 
 static bool amdgpu_pmu_is_supported(struct amdgpu_device *adev)
 {
-	return adev->asic_type == CHIP_VEGA20;
+	return adev->asic_type == CHIP_VEGA20 ||
+		adev->asic_type == CHIP_ARCTURUS;
 }
 
 /* init amdgpu_pmu */
diff --git a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
index 6e57ae95f997..6b4b30a8dce5 100644
--- a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
+++ b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
@@ -513,6 +513,7 @@ static int df_v3_6_pmc_start(struct amdgpu_device *adev, uint64_t config,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA20:
+	case CHIP_ARCTURUS:
 		if (is_add)
 			return df_v3_6_pmc_add_cntr(adev, config);
 
@@ -554,6 +555,7 @@ static int df_v3_6_pmc_stop(struct amdgpu_device *adev, uint64_t config,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA20:
+	case CHIP_ARCTURUS:
 		ret = df_v3_6_pmc_get_ctrl_settings(adev,
 			config,
 			counter_idx,
@@ -590,6 +592,7 @@ static void df_v3_6_pmc_get_count(struct amdgpu_device *adev,
 
 	switch (adev->asic_type) {
 	case CHIP_VEGA20:
+	case CHIP_ARCTURUS:
 		df_v3_6_pmc_get_read_settings(adev, config, counter_idx,
 						&lo_base_addr, &hi_base_addr);
 
-- 
2.17.1

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