From 8cf3dccb0726482cdda6b1ae687b571e84519fb7 Mon Sep 17 00:00:00 2001 From: Lijo Lazar Date: Sat, 16 Jan 2021 13:57:55 +0800 Subject: drm/amdgpu: Enable CP idle interrupts v1: The interrupts need to be enabled to move to DS clocks. v2: Don't enable GFX IDLE interrupts if there are no GFX rings. Signed-off-by: Lijo Lazar Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers/gpu/drm') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 82c7d04f4aed..7cd07765e9d9 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -2669,17 +2669,15 @@ static void gfx_v9_0_enable_gui_idle_interrupt(struct amdgpu_device *adev, { u32 tmp; - /* don't toggle interrupts that are only applicable - * to me0 pipe0 on AISCs that have me0 removed */ - if (!adev->gfx.num_gfx_rings) - return; + /* These interrupts should be enabled to drive DS clock */ tmp= RREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0); tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE, enable ? 1 : 0); tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE, enable ? 1 : 0); tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE, enable ? 1 : 0); - tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0); + if(adev->gfx.num_gfx_rings) + tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE, enable ? 1 : 0); WREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0, tmp); } -- cgit