This is a note to let you know that I've just added the patch titled
drm/amd/pm: enable runpm support over BACO for SMU13.0.0
to the 6.0-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-enable-runpm-support-over-baco-for-smu13.0.0.patch
and it can be found in the queue-6.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 8652da45d09abe1b3174dbb80dc5176b8c3fa08e Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@xxxxxxx>
Date: Tue, 8 Nov 2022 15:44:46 +0800
Subject: drm/amd/pm: enable runpm support over BACO for SMU13.0.0
From: Evan Quan <evan.quan@xxxxxxx>
commit 8652da45d09abe1b3174dbb80dc5176b8c3fa08e upstream.
Enable SMU13.0.0 runpm support.
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Reviewed-by: Feifei Xu <Feifei.Xu@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx # 6.0.x
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 8 +++++
drivers/gpu/drm/amd/pm/swsmu/inc/smu_v11_0.h | 10 ------
drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h | 11 +-----
drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 2 -
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 9 +++++
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 30 +++++++++++++++++--
6 files changed, 50 insertions(+), 20 deletions(-)
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -1372,6 +1372,14 @@ enum smu_cmn2asic_mapping_type {
CMN2ASIC_MAPPING_WORKLOAD,
};
+enum smu_baco_seq {
+ BACO_SEQ_BACO = 0,
+ BACO_SEQ_MSR,
+ BACO_SEQ_BAMACO,
+ BACO_SEQ_ULPS,
+ BACO_SEQ_COUNT,
+};
+
#define MSG_MAP(msg, index, valid_in_vf) \
[SMU_MSG_##msg] = {1, (index), (valid_in_vf)}
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v11_0.h
@@ -147,14 +147,6 @@ struct smu_11_5_power_context {
uint32_t max_fast_ppt_limit;
};
-enum smu_v11_0_baco_seq {
- BACO_SEQ_BACO = 0,
- BACO_SEQ_MSR,
- BACO_SEQ_BAMACO,
- BACO_SEQ_ULPS,
- BACO_SEQ_COUNT,
-};
-
#if defined(SWSMU_CODE_LAYER_L2) || defined(SWSMU_CODE_LAYER_L3)
int smu_v11_0_init_microcode(struct smu_context *smu);
@@ -257,7 +249,7 @@ int smu_v11_0_baco_enter(struct smu_cont
int smu_v11_0_baco_exit(struct smu_context *smu);
int smu_v11_0_baco_set_armd3_sequence(struct smu_context *smu,
- enum smu_v11_0_baco_seq baco_seq);
+ enum smu_baco_seq baco_seq);
int smu_v11_0_mode1_reset(struct smu_context *smu);
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h
@@ -123,14 +123,6 @@ struct smu_13_0_power_context {
enum smu_13_0_power_state power_state;
};
-enum smu_v13_0_baco_seq {
- BACO_SEQ_BACO = 0,
- BACO_SEQ_MSR,
- BACO_SEQ_BAMACO,
- BACO_SEQ_ULPS,
- BACO_SEQ_COUNT,
-};
-
#if defined(SWSMU_CODE_LAYER_L2) || defined(SWSMU_CODE_LAYER_L3)
int smu_v13_0_init_microcode(struct smu_context *smu);
@@ -217,6 +209,9 @@ int smu_v13_0_set_azalia_d3_pme(struct s
int smu_v13_0_get_max_sustainable_clocks_by_dc(struct smu_context *smu,
struct pp_smu_nv_clock_table *max_clocks);
+int smu_v13_0_baco_set_armd3_sequence(struct smu_context *smu,
+ enum smu_baco_seq baco_seq);
+
bool smu_v13_0_baco_is_support(struct smu_context *smu);
enum smu_baco_state smu_v13_0_baco_get_state(struct smu_context *smu);
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
@@ -1576,7 +1576,7 @@ int smu_v11_0_set_azalia_d3_pme(struct s
}
int smu_v11_0_baco_set_armd3_sequence(struct smu_context *smu,
- enum smu_v11_0_baco_seq baco_seq)
+ enum smu_baco_seq baco_seq)
{
return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_ArmD3, baco_seq, NULL);
}
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
@@ -2219,6 +2219,15 @@ int smu_v13_0_gfx_ulv_control(struct smu
return ret;
}
+int smu_v13_0_baco_set_armd3_sequence(struct smu_context *smu,
+ enum smu_baco_seq baco_seq)
+{
+ return smu_cmn_send_smc_msg_with_param(smu,
+ SMU_MSG_ArmD3,
+ baco_seq,
+ NULL);
+}
+
bool smu_v13_0_baco_is_support(struct smu_context *smu)
{
struct smu_baco_context *smu_baco = &smu->smu_baco;
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -120,6 +120,7 @@ static struct cmn2asic_msg_mapping smu_v
MSG_MAP(Mode1Reset, PPSMC_MSG_Mode1Reset, 0),
MSG_MAP(PrepareMp1ForUnload, PPSMC_MSG_PrepareMp1ForUnload, 0),
MSG_MAP(DFCstateControl, PPSMC_MSG_SetExternalClientDfCstateAllow, 0),
+ MSG_MAP(ArmD3, PPSMC_MSG_ArmD3, 0),
};
static struct cmn2asic_mapping smu_v13_0_0_clk_map[SMU_CLK_COUNT] = {
@@ -1566,6 +1567,31 @@ static int smu_v13_0_0_set_power_profile
NULL);
}
+static int smu_v13_0_0_baco_enter(struct smu_context *smu)
+{
+ struct smu_baco_context *smu_baco = &smu->smu_baco;
+ struct amdgpu_device *adev = smu->adev;
+
+ if (adev->in_runpm && smu_cmn_is_audio_func_enabled(adev))
+ return smu_v13_0_baco_set_armd3_sequence(smu,
+ smu_baco->maco_support ? BACO_SEQ_BAMACO : BACO_SEQ_BACO);
+ else
+ return smu_v13_0_baco_enter(smu);
+}
+
+static int smu_v13_0_0_baco_exit(struct smu_context *smu)
+{
+ struct amdgpu_device *adev = smu->adev;
+
+ if (adev->in_runpm && smu_cmn_is_audio_func_enabled(adev)) {
+ /* Wait for PMFW handling for the Dstate change */
+ usleep_range(10000, 11000);
+ return smu_v13_0_baco_set_armd3_sequence(smu, BACO_SEQ_ULPS);
+ } else {
+ return smu_v13_0_baco_exit(smu);
+ }
+}
+
static bool smu_v13_0_0_is_mode1_reset_supported(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
@@ -1827,8 +1853,8 @@ static const struct pptable_funcs smu_v1
.baco_is_support = smu_v13_0_baco_is_support,
.baco_get_state = smu_v13_0_baco_get_state,
.baco_set_state = smu_v13_0_baco_set_state,
- .baco_enter = smu_v13_0_baco_enter,
- .baco_exit = smu_v13_0_baco_exit,
+ .baco_enter = smu_v13_0_0_baco_enter,
+ .baco_exit = smu_v13_0_0_baco_exit,
.mode1_reset_is_support = smu_v13_0_0_is_mode1_reset_supported,
.mode1_reset = smu_v13_0_mode1_reset,
.set_mp1_state = smu_v13_0_0_set_mp1_state,
Patches currently in stable-queue which might be from evan.quan@xxxxxxx are
queue-6.0/drm-amd-pm-enable-runpm-support-over-baco-for-smu13.0.0.patch
queue-6.0/drm-amd-pm-enable-runpm-support-over-baco-for-smu13.0.7.patch
queue-6.0/drm-amd-pm-fix-smu13-runpm-hang-due-to-unintentional-workaround.patch
