From: Eric Huang <jinhuieric.hu...@amd.com>
Allows you to force multiple levels rather than just one via the new
sysfs interrface.
v2: squash in:
drm/amd/powerplay: ensure clock level set by user is valid.
>From Rex.
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 51 +++++++++++++++-------
drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 4 +-
drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 6 +--
drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 18 ++++++--
.../gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c | 16 +++++--
drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 16 +++++--
drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h | 2 +-
drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 2 +-
8 files changed, 81 insertions(+), 34 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 6d44d4a..589b36e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -362,16 +362,23 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
int ret;
long level;
+ uint32_t i, mask = 0;
+ char sub_str[2];
- ret = kstrtol(buf, 0, &level);
+ for (i = 0; i < strlen(buf) - 1; i++) {
+ sub_str[0] = *(buf + i);
+ sub_str[1] = '\0';
+ ret = kstrtol(sub_str, 0, &level);
- if (ret) {
- count = -EINVAL;
- goto fail;
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+ mask |= 1 << level;
}
if (adev->pp_enabled)
- amdgpu_dpm_force_clock_level(adev, PP_SCLK, level);
+ amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
fail:
return count;
}
@@ -399,16 +406,23 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
int ret;
long level;
+ uint32_t i, mask = 0;
+ char sub_str[2];
- ret = kstrtol(buf, 0, &level);
+ for (i = 0; i < strlen(buf) - 1; i++) {
+ sub_str[0] = *(buf + i);
+ sub_str[1] = '\0';
+ ret = kstrtol(sub_str, 0, &level);
- if (ret) {
- count = -EINVAL;
- goto fail;
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+ mask |= 1 << level;
}
if (adev->pp_enabled)
- amdgpu_dpm_force_clock_level(adev, PP_MCLK, level);
+ amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
fail:
return count;
}
@@ -436,16 +450,23 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
int ret;
long level;
+ uint32_t i, mask = 0;
+ char sub_str[2];
- ret = kstrtol(buf, 0, &level);
+ for (i = 0; i < strlen(buf) - 1; i++) {
+ sub_str[0] = *(buf + i);
+ sub_str[1] = '\0';
+ ret = kstrtol(sub_str, 0, &level);
- if (ret) {
- count = -EINVAL;
- goto fail;
+ if (ret) {
+ count = -EINVAL;
+ goto fail;
+ }
+ mask |= 1 << level;
}
if (adev->pp_enabled)
- amdgpu_dpm_force_clock_level(adev, PP_PCIE, level);
+ amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
fail:
return count;
}
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index ce8d9bf..0527ae3 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -763,7 +763,7 @@ static int pp_dpm_set_pp_table(void *handle, const char
*buf, size_t size)
}
static int pp_dpm_force_clock_level(void *handle,
- enum pp_clock_type type, int level)
+ enum pp_clock_type type, uint32_t mask)
{
struct pp_hwmgr *hwmgr;
@@ -779,7 +779,7 @@ static int pp_dpm_force_clock_level(void *handle,
return 0;
}
- return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, level);
+ return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask);
}
static int pp_dpm_print_clock_levels(void *handle,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index 648394f..1f14c47 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -1729,7 +1729,7 @@ static int cz_get_dal_power_level(struct pp_hwmgr *hwmgr,
}
static int cz_force_clock_level(struct pp_hwmgr *hwmgr,
- enum pp_clock_type type, int level)
+ enum pp_clock_type type, uint32_t mask)
{
if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL)
return -EINVAL;
@@ -1738,10 +1738,10 @@ static int cz_force_clock_level(struct pp_hwmgr *hwmgr,
case PP_SCLK:
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_SetSclkSoftMin,
- (1 << level));
+ mask);
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_SetSclkSoftMax,
- (1 << level));
+ mask);
break;
default:
break;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index dc836d3..f8d49f1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -5113,7 +5113,7 @@ static int fiji_set_pp_table(struct pp_hwmgr *hwmgr,
const char *buf, size_t siz
}
static int fiji_force_clock_level(struct pp_hwmgr *hwmgr,
- enum pp_clock_type type, int level)
+ enum pp_clock_type type, uint32_t mask)
{
struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
@@ -5125,20 +5125,30 @@ static int fiji_force_clock_level(struct pp_hwmgr
*hwmgr,
if (!data->sclk_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_SCLKDPM_SetEnabledMask,
- (1 << level));
+
data->dpm_level_enable_mask.sclk_dpm_enable_mask & mask);
break;
+
case PP_MCLK:
if (!data->mclk_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_MCLKDPM_SetEnabledMask,
- (1 << level));
+
data->dpm_level_enable_mask.mclk_dpm_enable_mask & mask);
break;
+
case PP_PCIE:
+ {
+ uint32_t tmp = mask &
data->dpm_level_enable_mask.pcie_dpm_enable_mask;
+ uint32_t level = 0;
+
+ while (tmp >>= 1)
+ level++;
+
if (!data->pcie_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_PCIeDPM_ForceLevel,
- (1 << level));
+ level);
break;
+ }
default:
break;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
index 2ab3bb2..79192c3 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
@@ -4767,7 +4767,7 @@ static int polaris10_set_pp_table(struct pp_hwmgr *hwmgr,
const char *buf, size_
}
static int polaris10_force_clock_level(struct pp_hwmgr *hwmgr,
- enum pp_clock_type type, int level)
+ enum pp_clock_type type, uint32_t mask)
{
struct polaris10_hwmgr *data = (struct polaris10_hwmgr
*)(hwmgr->backend);
@@ -4779,20 +4779,28 @@ static int polaris10_force_clock_level(struct pp_hwmgr
*hwmgr,
if (!data->sclk_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_SCLKDPM_SetEnabledMask,
- (1 << level));
+
data->dpm_level_enable_mask.sclk_dpm_enable_mask & mask);
break;
case PP_MCLK:
if (!data->mclk_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_MCLKDPM_SetEnabledMask,
- (1 << level));
+
data->dpm_level_enable_mask.mclk_dpm_enable_mask & mask);
break;
case PP_PCIE:
+ {
+ uint32_t tmp = mask &
data->dpm_level_enable_mask.pcie_dpm_enable_mask;
+ uint32_t level = 0;
+
+ while (tmp >>= 1)
+ level++;
+
if (!data->pcie_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_PCIeDPM_ForceLevel,
- (1 << level));
+ level);
break;
+ }
default:
break;
}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index 0242e34..9040225 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -6075,7 +6075,7 @@ static int tonga_set_pp_table(struct pp_hwmgr *hwmgr,
const char *buf, size_t si
}
static int tonga_force_clock_level(struct pp_hwmgr *hwmgr,
- enum pp_clock_type type, int level)
+ enum pp_clock_type type, uint32_t mask)
{
struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
@@ -6087,20 +6087,28 @@ static int tonga_force_clock_level(struct pp_hwmgr
*hwmgr,
if (!data->sclk_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_SCLKDPM_SetEnabledMask,
- (1 << level));
+
data->dpm_level_enable_mask.sclk_dpm_enable_mask & mask);
break;
case PP_MCLK:
if (!data->mclk_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_MCLKDPM_SetEnabledMask,
- (1 << level));
+
data->dpm_level_enable_mask.mclk_dpm_enable_mask & mask);
break;
case PP_PCIE:
+ {
+ uint32_t tmp = mask &
data->dpm_level_enable_mask.pcie_dpm_enable_mask;
+ uint32_t level = 0;
+
+ while (tmp >>= 1)
+ level++;
+
if (!data->pcie_dpm_key_disabled)
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
PPSMC_MSG_PCIeDPM_ForceLevel,
- (1 << level));
+ level);
break;
+ }
default:
break;
}
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
index e5f2ee7..50b367d 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
@@ -340,7 +340,7 @@ struct amd_powerplay_funcs {
int (*get_pp_num_states)(void *handle, struct pp_states_info *data);
int (*get_pp_table)(void *handle, char **table);
int (*set_pp_table)(void *handle, const char *buf, size_t size);
- int (*force_clock_level)(void *handle, enum pp_clock_type type, int
level);
+ int (*force_clock_level)(void *handle, enum pp_clock_type type,
uint32_t mask);
int (*print_clock_levels)(void *handle, enum pp_clock_type type, char
*buf);
};
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 12285a9..b1a9ae5 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -335,7 +335,7 @@ struct pp_hwmgr_func {
int (*power_off_asic)(struct pp_hwmgr *hwmgr);
int (*get_pp_table)(struct pp_hwmgr *hwmgr, char **table);
int (*set_pp_table)(struct pp_hwmgr *hwmgr, const char *buf, size_t
size);
- int (*force_clock_level)(struct pp_hwmgr *hwmgr, enum pp_clock_type
type, int level);
+ int (*force_clock_level)(struct pp_hwmgr *hwmgr, enum pp_clock_type
type, uint32_t mask);
int (*print_clock_levels)(struct pp_hwmgr *hwmgr, enum pp_clock_type
type, char *buf);
int (*enable_per_cu_power_gating)(struct pp_hwmgr *hwmgr, bool enable);
};
--
2.5.5
