From: Kevin Wang <Kevin1.Wang@xxxxxxx>
This patch implements smu_init[fini]_power function for smu v11.
Signed-off-by: Kevin Wang <Kevin1.Wang@xxxxxxx>
Reviewed-by: Huang Rui <ray.huang@xxxxxxx>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 6 +++++
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 9 +++++++
drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h | 14 +++++++++++
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 33 ++++++++++++++++++++++++++
4 files changed, 62 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index f79a125..b275139 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -167,6 +167,12 @@ static int smu_sw_fini(void *handle)
return ret;
}
+ ret = smu_fini_power(smu);
+ if (ret) {
+ pr_err("Failed to init smu_fini_power!\n");
+ return ret;
+ }
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 0fce87c..a12af78 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -54,6 +54,11 @@ struct smu_dpm_context {
uint32_t dpm_context_size;
};
+struct smu_power_context {
+ void *power_context;
+ uint32_t power_context_size;
+};
+
struct smu_context
{
struct amdgpu_device *adev;
@@ -63,6 +68,7 @@ struct smu_context
struct smu_table_context smu_table;
struct smu_dpm_context smu_dpm;
+ struct smu_power_context smu_power;
};
struct smu_funcs
@@ -71,6 +77,7 @@ struct smu_funcs
int (*init_smc_tables)(struct smu_context *smu);
int (*fini_smc_tables)(struct smu_context *smu);
int (*init_power)(struct smu_context *smu);
+ int (*fini_power)(struct smu_context *smu);
int (*load_microcode)(struct smu_context *smu);
int (*check_fw_status)(struct smu_context *smu);
int (*read_pptable_from_vbios)(struct smu_context *smu);
@@ -99,6 +106,8 @@ struct smu_funcs
((smu)->funcs->fini_smc_tables ? (smu)->funcs->fini_smc_tables((smu)) : 0)
#define smu_init_power(smu) \
((smu)->funcs->init_power ? (smu)->funcs->init_power((smu)) : 0)
+#define smu_fini_power(smu) \
+ ((smu)->funcs->fini_power ? (smu)->funcs->fini_power((smu)) : 0)
#define smu_load_microcode(smu) \
((smu)->funcs->load_microcode ? (smu)->funcs->load_microcode((smu)) : 0)
#define smu_check_fw_status(smu) \
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
index c7fccce..2853ab7 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
@@ -62,6 +62,20 @@ struct smu_11_0_dpm_context {
uint32_t dcef_min_ds_clk;
};
+enum smu_11_0_power_state {
+ SMU_11_0_POWER_STATE__D0 = 0,
+ SMU_11_0_POWER_STATE__D1,
+ SMU_11_0_POWER_STATE__D3, /* Sleep*/
+ SMU_11_0_POWER_STATE__D4, /* Hibernate*/
+ SMU_11_0_POWER_STATE__D5, /* Power off*/
+};
+
+struct smu_11_0_power_context {
+ uint32_t power_source;
+ uint8_t in_power_limit_boost_mode;
+ enum smu_11_0_power_state power_state;
+};
+
void smu_v11_0_set_smu_funcs(struct smu_context *smu);
#endif
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 64125ee..ff8a32d 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -313,6 +313,37 @@ static int smu_v11_0_fini_smc_tables(struct smu_context *smu)
return 0;
}
+
+static int smu_v11_0_init_power(struct smu_context *smu)
+{
+ struct smu_power_context *smu_power = &smu->smu_power;
+
+ if (smu_power->power_context || smu_power->power_context_size != 0)
+ return -EINVAL;
+
+ smu_power->power_context = kzalloc(sizeof(struct smu_11_0_dpm_context),
+ GFP_KERNEL);
+ if (!smu_power->power_context)
+ return -ENOMEM;
+ smu_power->power_context_size = sizeof(struct smu_11_0_dpm_context);
+
+ return 0;
+}
+
+static int smu_v11_0_fini_power(struct smu_context *smu)
+{
+ struct smu_power_context *smu_power = &smu->smu_power;
+
+ if (!smu_power->power_context || smu_power->power_context_size == 0)
+ return -EINVAL;
+
+ kfree(smu_power->power_context);
+ smu_power->power_context = NULL;
+ smu_power->power_context_size = 0;
+
+ return 0;
+}
+
static const struct smu_funcs smu_v11_0_funcs = {
.init_microcode = smu_v11_0_init_microcode,
.load_microcode = smu_v11_0_load_microcode,
@@ -323,6 +354,8 @@ static const struct smu_funcs smu_v11_0_funcs = {
.read_pptable_from_vbios = smu_v11_0_read_pptable_from_vbios,
.init_smc_tables = smu_v11_0_init_smc_tables,
.fini_smc_tables = smu_v11_0_fini_smc_tables,
+ .init_power = smu_v11_0_init_power,
+ .fini_power = smu_v11_0_fini_power,
};
void smu_v11_0_set_smu_funcs(struct smu_context *smu)
--
2.7.4
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