[Nouveau] [RFC v2 6/6] pmu: setup counters

[Karol Herbst]

Signed-off-by: Karol Herbst <karolher...@gmail.com>
---
 drm/nouveau/nvkm/subdev/pmu/gt215.c | 39 +++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/drm/nouveau/nvkm/subdev/pmu/gt215.c 
b/drm/nouveau/nvkm/subdev/pmu/gt215.c
index 6ffd3cba..3e3c910f 100644
--- a/drm/nouveau/nvkm/subdev/pmu/gt215.c
+++ b/drm/nouveau/nvkm/subdev/pmu/gt215.c
@@ -85,6 +85,44 @@ gt215_pmu_get_perf_data(struct nvkm_pmu *pmu, struct 
nvkm_pmu_load_data *data)
        return 0;
 }
 
+static void
+gt215_setup_pmu_counters(struct nvkm_pmu *pmu)
+{
+       struct nvkm_device *device = pmu->subdev.device;
+       u32 core_mask = 0;
+       u32 video_mask = 0;
+       u32 memory_mask = 0;
+
+       if (nvkm_device_engine(device, NVKM_ENGINE_GR))
+               core_mask |= 0x00000001;
+       if (nvkm_device_engine(device, NVKM_ENGINE_CE0))
+               core_mask |= 0x00080000;
+       if (nvkm_device_engine(device, NVKM_ENGINE_CE1))
+               core_mask |= 0x00100000;
+       if (nvkm_device_engine(device, NVKM_ENGINE_CE2))
+               core_mask |= 0x00200000;
+
+       if (nvkm_device_engine(device, NVKM_ENGINE_MSVLD))
+               video_mask |= 0x00000010;
+       if (nvkm_device_engine(device, NVKM_ENGINE_MSPDEC))
+               video_mask |= 0x00000020;
+       if (nvkm_device_engine(device, NVKM_ENGINE_MSPPP))
+               video_mask |= 0x00000040;
+       if (nvkm_device_engine(device, NVKM_ENGINE_NVENC0))
+               video_mask |= 0x00020000;
+
+       if (device->chipset < 0xc0)
+               memory_mask = 0x100;
+       else
+               memory_mask = 0x80;
+
+       nvkm_pmu_send(pmu, NULL, PROC_PERF, PERF_MSG_SET_SLOT, 
NVKM_PMU_COUNTER_SLOT_CORE, core_mask);
+       nvkm_pmu_send(pmu, NULL, PROC_PERF, PERF_MSG_SET_SLOT, 
NVKM_PMU_COUNTER_SLOT_VIDEO, video_mask);
+       nvkm_pmu_send(pmu, NULL, PROC_PERF, PERF_MSG_SET_SLOT, 
NVKM_PMU_COUNTER_SLOT_MEMORY, memory_mask);
+       if (NVKM_PMU_COUNTER_SLOT_PCIE <= pmu->func->counter_slots)
+               nvkm_pmu_send(pmu, NULL, PROC_PERF, PERF_MSG_SET_SLOT, 
NVKM_PMU_COUNTER_SLOT_PCIE, 0x20000000);
+}
+
 int
 gt215_pmu_send(struct nvkm_pmu *pmu, u32 reply[2],
               u32 process, u32 message, u32 data0, u32 data1)
@@ -294,6 +332,7 @@ gt215_pmu_init(struct nvkm_pmu *pmu)
        pmu->recv.size = nvkm_rd32(device, 0x10a4dc) >> 16;
 
        nvkm_wr32(device, 0x10a010, 0x000000e0);
+       gt215_setup_pmu_counters(pmu);
        return 0;
 }
 
-- 
2.12.2

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