From: Leo Liu <leo....@amd.com>
Thus VCN can be powered up for normal operations
Signed-off-by: Leo Liu <leo....@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
Reviewed-by: Evan Quan <evan.q...@amd.com>
Reviewed-by: Aaron Liu <aaron....@amd.com>
Reviewed-by: Huang Rui <ray.hu...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 8 ++++++--
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++
drivers/gpu/drm/amd/powerplay/smu_v12_0.c | 12 ++++++++++++
3 files changed, 21 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 5ab3e7b8c68a..022507eacf1a 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1268,8 +1268,10 @@ static int smu_hw_init(void *handle)
return ret;
}
- if (adev->asic_type == CHIP_RENOIR)
+ if (adev->asic_type == CHIP_RENOIR) {
smu_powergate_sdma(&adev->smu, false);
+ smu_powergate_vcn(&adev->smu, false);
+ }
if (!smu->pm_enabled)
return 0;
@@ -1322,8 +1324,10 @@ static int smu_hw_fini(void *handle)
struct smu_table_context *table_context = &smu->smu_table;
int ret = 0;
- if (adev->asic_type == CHIP_RENOIR)
+ if (adev->asic_type == CHIP_RENOIR) {
smu_powergate_sdma(&adev->smu, true);
+ smu_powergate_vcn(&adev->smu, true);
+ }
kfree(table_context->driver_pptable);
table_context->driver_pptable = NULL;
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 536f547f01c5..605767e79996 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -474,6 +474,7 @@ struct smu_funcs
int (*populate_smc_pptable)(struct smu_context *smu);
int (*check_fw_version)(struct smu_context *smu);
int (*powergate_sdma)(struct smu_context *smu, bool gate);
+ int (*powergate_vcn)(struct smu_context *smu, bool gate);
int (*write_pptable)(struct smu_context *smu);
int (*set_min_dcef_deep_sleep)(struct smu_context *smu);
int (*set_tool_table_location)(struct smu_context *smu);
@@ -552,6 +553,8 @@ struct smu_funcs
((smu)->funcs->setup_pptable ? (smu)->funcs->setup_pptable((smu)) : 0)
#define smu_powergate_sdma(smu, gate) \
((smu)->funcs->powergate_sdma ? (smu)->funcs->powergate_sdma((smu),
(gate)) : 0)
+#define smu_powergate_vcn(smu, gate) \
+ ((smu)->funcs->powergate_vcn ? (smu)->funcs->powergate_vcn((smu),
(gate)) : 0)
#define smu_get_vbios_bootup_values(smu) \
((smu)->funcs->get_vbios_bootup_values ?
(smu)->funcs->get_vbios_bootup_values((smu)) : 0)
#define smu_get_clk_info_from_vbios(smu) \
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
index cba8507a02af..583fe7da4a4b 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
@@ -172,10 +172,22 @@ static int smu_v12_0_powergate_sdma(struct smu_context
*smu, bool gate)
return smu_send_smc_msg(smu, SMU_MSG_PowerUpSdma);
}
+static int smu_v12_0_powergate_vcn(struct smu_context *smu, bool gate)
+{
+ if (!(smu->adev->flags & AMD_IS_APU))
+ return 0;
+
+ if (gate)
+ return smu_send_smc_msg(smu, SMU_MSG_PowerDownVcn);
+ else
+ return smu_send_smc_msg(smu, SMU_MSG_PowerUpVcn);
+}
+
static const struct smu_funcs smu_v12_0_funcs = {
.check_fw_status = smu_v12_0_check_fw_status,
.check_fw_version = smu_v12_0_check_fw_version,
.powergate_sdma = smu_v12_0_powergate_sdma,
+ .powergate_vcn = smu_v12_0_powergate_vcn,
.send_smc_msg = smu_v12_0_send_msg,
.send_smc_msg_with_param = smu_v12_0_send_msg_with_param,
.read_smc_arg = smu_v12_0_read_arg,
--
2.20.1
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