From 6acb87acefd763a9aa2e2ec5ceb6840ff3229fc4 Mon Sep 17 00:00:00 2001
From: Le Ma <le.ma@amd.com>
Date: Wed, 7 Aug 2019 15:16:19 +0800
Subject: drm/amdgpu: add hdp clock gating for Arcturus
Git-commit: 6acb87acefd763a9aa2e2ec5ceb6840ff3229fc4
Patch-mainline: v5.4-rc1
References: bsc#1152489
Add hdp CGLS for Arcturus in set common clockgating function
Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/amd/amdgpu/soc15.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 0379f4290ea1..258cbaafb535 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -1259,7 +1259,8 @@ static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable
{
uint32_t def, data;
- if (adev->asic_type == CHIP_VEGA20) {
+ if (adev->asic_type == CHIP_VEGA20 ||
+ adev->asic_type == CHIP_ARCTURUS) {
def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL));
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
@@ -1391,6 +1392,10 @@ static int soc15_common_set_clockgating_state(void *handle,
soc15_update_rom_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE ? true : false);
break;
+ case CHIP_ARCTURUS:
+ soc15_update_hdp_light_sleep(adev,
+ state == AMD_CG_STATE_GATE ? true : false);
+ break;
default:
break;
}
--
2.28.0