This is a note to let you know that I've just added the patch titled
drm/amd/pm: correct Arcturus mmTHM_BACO_CNTL register address
to the 5.11-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-pm-correct-arcturus-mmthm_baco_cntl-register-address.patch
and it can be found in the queue-5.11 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 6efda1671312e8432216ee8b106e71fa3102e1d3 Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@xxxxxxx>
Date: Fri, 19 Feb 2021 16:18:47 +0800
Subject: drm/amd/pm: correct Arcturus mmTHM_BACO_CNTL register address
From: Evan Quan <evan.quan@xxxxxxx>
commit 6efda1671312e8432216ee8b106e71fa3102e1d3 upstream.
Arcturus has a different register address from other SMU V11
ASICs.
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
Acked-by: Guchun Chen <guchun.chen@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -78,6 +78,9 @@ MODULE_FIRMWARE("amdgpu/dimgrey_cavefish
#define PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK 0xC000
#define PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT 0xE
+#define mmTHM_BACO_CNTL_ARCT 0xA7
+#define mmTHM_BACO_CNTL_ARCT_BASE_IDX 0
+
static int link_width[] = {0, 1, 2, 4, 8, 12, 16};
static int link_speed[] = {25, 50, 80, 160};
@@ -1581,9 +1584,15 @@ int smu_v11_0_baco_set_state(struct smu_
break;
default:
if (!ras || !ras->supported) {
- data = RREG32_SOC15(THM, 0, mmTHM_BACO_CNTL);
- data |= 0x80000000;
- WREG32_SOC15(THM, 0, mmTHM_BACO_CNTL, data);
+ if (adev->asic_type == CHIP_ARCTURUS) {
+ data = RREG32_SOC15(THM, 0, mmTHM_BACO_CNTL_ARCT);
+ data |= 0x80000000;
+ WREG32_SOC15(THM, 0, mmTHM_BACO_CNTL_ARCT, data);
+ } else {
+ data = RREG32_SOC15(THM, 0, mmTHM_BACO_CNTL);
+ data |= 0x80000000;
+ WREG32_SOC15(THM, 0, mmTHM_BACO_CNTL, data);
+ }
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, 0, NULL);
} else {
Patches currently in stable-queue which might be from evan.quan@xxxxxxx are
queue-5.11/drm-amd-pm-correct-arcturus-mmthm_baco_cntl-register-address.patch
