Enable Navi1X MGCG perfmon setting.
Change-Id: Ifc860a798becbe372f974f7eb537a4a57ac4943f
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 1 +
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 16 ++++++++++++++++
2 files changed, 17 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index 258498cbf1eb..190753930b11 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -218,6 +218,7 @@ struct amdgpu_gfx_funcs {
void (*reset_ras_error_count) (struct amdgpu_device *adev);
void (*init_spm_golden)(struct amdgpu_device *adev);
void (*query_ras_error_status) (struct amdgpu_device *adev);
+ void (*update_perfmon_mgcg)(struct amdgpu_device *adev, bool enable);
};
struct sq_work {
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 9d31f9339e02..df787c86b538 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -4272,6 +4272,21 @@ static void gfx_v10_0_select_me_pipe_q(struct amdgpu_device *adev,
nv_grbm_select(adev, me, pipe, q, vm);
}
+static void gfx_v10_0_update_perfmon_mgcg(struct amdgpu_device *adev,
+ bool enable)
+{
+ uint32_t data, def;
+
+ data = def = RREG32_SOC15(GC, 0, mmRLC_PERFMON_CLK_CNTL);
+
+ if (enable)
+ data |= RLC_PERFMON_CLK_CNTL__PERFMON_CLOCK_STATE_MASK;
+ else
+ data &= ~RLC_PERFMON_CLK_CNTL__PERFMON_CLOCK_STATE_MASK;
+
+ if (data != def)
+ WREG32_SOC15(GC, 0, mmRLC_PERFMON_CLK_CNTL, data);
+}
static const struct amdgpu_gfx_funcs gfx_v10_0_gfx_funcs = {
.get_gpu_clock_counter = &gfx_v10_0_get_gpu_clock_counter,
@@ -4281,6 +4296,7 @@ static const struct amdgpu_gfx_funcs gfx_v10_0_gfx_funcs = {
.read_wave_vgprs = &gfx_v10_0_read_wave_vgprs,
.select_me_pipe_q = &gfx_v10_0_select_me_pipe_q,
.init_spm_golden = &gfx_v10_0_init_spm_golden_registers,
+ .update_perfmon_mgcg = &gfx_v10_0_update_perfmon_mgcg,
};
static void gfx_v10_0_gpu_early_init(struct amdgpu_device *adev)
--
2.28.0
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