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path: root/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/kv_dpm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/kv_dpm.c137
1 files changed, 77 insertions, 60 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
index 71d2856222fa..f5a343cb0010 100644
--- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
@@ -1230,6 +1230,7 @@ static void kv_update_current_ps(struct amdgpu_device *adev,
pi->current_rps = *rps;
pi->current_ps = *new_ps;
pi->current_rps.ps_priv = &pi->current_ps;
+ adev->pm.dpm.current_ps = &pi->current_rps;
}
static void kv_update_requested_ps(struct amdgpu_device *adev,
@@ -1241,6 +1242,7 @@ static void kv_update_requested_ps(struct amdgpu_device *adev,
pi->requested_rps = *rps;
pi->requested_ps = *new_ps;
pi->requested_rps.ps_priv = &pi->requested_ps;
+ adev->pm.dpm.requested_ps = &pi->requested_rps;
}
static void kv_dpm_enable_bapm(struct amdgpu_device *adev, bool enable)
@@ -1548,11 +1550,6 @@ static int kv_update_vce_dpm(struct amdgpu_device *adev,
if (amdgpu_new_state->evclk > 0 && amdgpu_current_state->evclk == 0) {
kv_dpm_powergate_vce(adev, false);
- /* turn the clocks on when encoding */
- ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
- AMD_CG_STATE_UNGATE);
- if (ret)
- return ret;
if (pi->caps_stable_p_state)
pi->vce_boot_level = table->count - 1;
else
@@ -1571,15 +1568,9 @@ static int kv_update_vce_dpm(struct amdgpu_device *adev,
amdgpu_kv_send_msg_to_smc_with_parameter(adev,
PPSMC_MSG_VCEDPM_SetEnabledMask,
(1 << pi->vce_boot_level));
-
kv_enable_vce_dpm(adev, true);
} else if (amdgpu_new_state->evclk == 0 && amdgpu_current_state->evclk > 0) {
kv_enable_vce_dpm(adev, false);
- /* turn the clocks off when not encoding */
- ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
- AMD_CG_STATE_GATE);
- if (ret)
- return ret;
kv_dpm_powergate_vce(adev, true);
}
@@ -1686,70 +1677,44 @@ static void kv_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate)
struct kv_power_info *pi = kv_get_pi(adev);
int ret;
- if (pi->uvd_power_gated == gate)
- return;
-
pi->uvd_power_gated = gate;
if (gate) {
- if (pi->caps_uvd_pg) {
- /* disable clockgating so we can properly shut down the block */
- ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
- AMD_CG_STATE_UNGATE);
- /* shutdown the UVD block */
- ret = amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
- AMD_PG_STATE_GATE);
- /* XXX: check for errors */
- }
+ /* stop the UVD block */
+ ret = amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_GATE);
kv_update_uvd_dpm(adev, gate);
if (pi->caps_uvd_pg)
/* power off the UVD block */
amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_UVDPowerOFF);
} else {
- if (pi->caps_uvd_pg) {
+ if (pi->caps_uvd_pg)
/* power on the UVD block */
amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_UVDPowerON);
/* re-init the UVD block */
- ret = amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
- AMD_PG_STATE_UNGATE);
- /* enable clockgating. hw will dynamically gate/ungate clocks on the fly */
- ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
- AMD_CG_STATE_GATE);
- /* XXX: check for errors */
- }
kv_update_uvd_dpm(adev, gate);
+
+ ret = amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_UNGATE);
}
}
static void kv_dpm_powergate_vce(struct amdgpu_device *adev, bool gate)
{
struct kv_power_info *pi = kv_get_pi(adev);
- int ret;
if (pi->vce_power_gated == gate)
return;
pi->vce_power_gated = gate;
- if (gate) {
- if (pi->caps_vce_pg) {
- /* shutdown the VCE block */
- ret = amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
- AMD_PG_STATE_GATE);
- /* XXX: check for errors */
- /* power off the VCE block */
- amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerOFF);
- }
- } else {
- if (pi->caps_vce_pg) {
- /* power on the VCE block */
- amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerON);
- /* re-init the VCE block */
- ret = amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
- AMD_PG_STATE_UNGATE);
- /* XXX: check for errors */
- }
- }
+ if (!pi->caps_vce_pg)
+ return;
+
+ if (gate)
+ amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerOFF);
+ else
+ amdgpu_kv_notify_message_to_smu(adev, PPSMC_MSG_VCEPowerON);
}
static void kv_dpm_powergate_samu(struct amdgpu_device *adev, bool gate)
@@ -1904,19 +1869,19 @@ static int kv_enable_nb_dpm(struct amdgpu_device *adev,
}
static int kv_dpm_force_performance_level(struct amdgpu_device *adev,
- enum amdgpu_dpm_forced_level level)
+ enum amd_dpm_forced_level level)
{
int ret;
- if (level == AMDGPU_DPM_FORCED_LEVEL_HIGH) {
+ if (level == AMD_DPM_FORCED_LEVEL_HIGH) {
ret = kv_force_dpm_highest(adev);
if (ret)
return ret;
- } else if (level == AMDGPU_DPM_FORCED_LEVEL_LOW) {
+ } else if (level == AMD_DPM_FORCED_LEVEL_LOW) {
ret = kv_force_dpm_lowest(adev);
if (ret)
return ret;
- } else if (level == AMDGPU_DPM_FORCED_LEVEL_AUTO) {
+ } else if (level == AMD_DPM_FORCED_LEVEL_AUTO) {
ret = kv_unforce_levels(adev);
if (ret)
return ret;
@@ -2796,7 +2761,7 @@ static int kv_parse_power_table(struct amdgpu_device *adev)
adev->pm.dpm.num_ps = state_array->ucNumEntries;
/* fill in the vce power states */
- for (i = 0; i < AMDGPU_MAX_VCE_LEVELS; i++) {
+ for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
u32 sclk;
clock_array_index = adev->pm.dpm.vce_states[i].clk_idx;
clock_info = (union pplib_clock_info *)
@@ -2845,7 +2810,7 @@ static int kv_dpm_init(struct amdgpu_device *adev)
pi->caps_tcp_ramping = true;
}
- if (amdgpu_sclk_deep_sleep_en)
+ if (amdgpu_pp_feature_mask & SCLK_DEEP_SLEEP_MASK)
pi->caps_sclk_ds = true;
else
pi->caps_sclk_ds = false;
@@ -3007,8 +2972,6 @@ static int kv_dpm_late_init(void *handle)
kv_dpm_powergate_acp(adev, true);
kv_dpm_powergate_samu(adev, true);
- kv_dpm_powergate_vce(adev, true);
- kv_dpm_powergate_uvd(adev, true);
return 0;
}
@@ -3029,7 +2992,7 @@ static int kv_dpm_sw_init(void *handle)
/* default to balanced state */
adev->pm.dpm.state = POWER_STATE_TYPE_BALANCED;
adev->pm.dpm.user_state = POWER_STATE_TYPE_BALANCED;
- adev->pm.dpm.forced_level = AMDGPU_DPM_FORCED_LEVEL_AUTO;
+ adev->pm.dpm.forced_level = AMD_DPM_FORCED_LEVEL_AUTO;
adev->pm.default_sclk = adev->clock.default_sclk;
adev->pm.default_mclk = adev->clock.default_mclk;
adev->pm.current_sclk = adev->clock.default_sclk;
@@ -3078,6 +3041,9 @@ static int kv_dpm_hw_init(void *handle)
int ret;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ if (!amdgpu_dpm)
+ return 0;
+
mutex_lock(&adev->pm.mutex);
kv_dpm_setup_asic(adev);
ret = kv_dpm_enable(adev);
@@ -3245,6 +3211,55 @@ static int kv_dpm_set_powergating_state(void *handle,
return 0;
}
+static inline bool kv_are_power_levels_equal(const struct kv_pl *kv_cpl1,
+ const struct kv_pl *kv_cpl2)
+{
+ return ((kv_cpl1->sclk == kv_cpl2->sclk) &&
+ (kv_cpl1->vddc_index == kv_cpl2->vddc_index) &&
+ (kv_cpl1->ds_divider_index == kv_cpl2->ds_divider_index) &&
+ (kv_cpl1->force_nbp_state == kv_cpl2->force_nbp_state));
+}
+
+static int kv_check_state_equal(struct amdgpu_device *adev,
+ struct amdgpu_ps *cps,
+ struct amdgpu_ps *rps,
+ bool *equal)
+{
+ struct kv_ps *kv_cps;
+ struct kv_ps *kv_rps;
+ int i;
+
+ if (adev == NULL || cps == NULL || rps == NULL || equal == NULL)
+ return -EINVAL;
+
+ kv_cps = kv_get_ps(cps);
+ kv_rps = kv_get_ps(rps);
+
+ if (kv_cps == NULL) {
+ *equal = false;
+ return 0;
+ }
+
+ if (kv_cps->num_levels != kv_rps->num_levels) {
+ *equal = false;
+ return 0;
+ }
+
+ for (i = 0; i < kv_cps->num_levels; i++) {
+ if (!kv_are_power_levels_equal(&(kv_cps->levels[i]),
+ &(kv_rps->levels[i]))) {
+ *equal = false;
+ return 0;
+ }
+ }
+
+ /* If all performance levels are the same try to use the UVD clocks to break the tie.*/
+ *equal = ((cps->vclk == rps->vclk) && (cps->dclk == rps->dclk));
+ *equal &= ((cps->evclk == rps->evclk) && (cps->ecclk == rps->ecclk));
+
+ return 0;
+}
+
const struct amd_ip_funcs kv_dpm_ip_funcs = {
.name = "kv_dpm",
.early_init = kv_dpm_early_init,
@@ -3275,6 +3290,8 @@ static const struct amdgpu_dpm_funcs kv_dpm_funcs = {
.force_performance_level = &kv_dpm_force_performance_level,
.powergate_uvd = &kv_dpm_powergate_uvd,
.enable_bapm = &kv_dpm_enable_bapm,
+ .get_vce_clock_state = amdgpu_get_vce_clock_state,
+ .check_state_equal = kv_check_state_equal,
};
static void kv_dpm_set_dpm_funcs(struct amdgpu_device *adev)
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-11 18:26:24 +0000