Some HW ip blocks need call SMU to enter/leave power gate state.
So export common set_powergating_by_smu interface.
1. keep consistent with set_clockgating_by_smu
2. scales easily to powergate other ip(gfx) if necessary
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 14 ++++---------
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 8 +++----
drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 15 ++++++++++++-
drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 15 ++++++++++++-
drivers/gpu/drm/amd/include/kgd_pp_interface.h | 5 ++---
drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 29 +++++++++++++++++++++++---
6 files changed, 64 insertions(+), 22 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
index c6d6926..ff24e1c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
@@ -287,12 +287,6 @@ enum amdgpu_pcie_gen {
#define amdgpu_dpm_force_performance_level(adev, l) \
((adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)))
-#define amdgpu_dpm_powergate_uvd(adev, g) \
- ((adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)))
-
-#define amdgpu_dpm_powergate_vce(adev, g) \
- ((adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)))
-
#define amdgpu_dpm_get_current_power_state(adev) \
((adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle))
@@ -347,6 +341,10 @@ enum amdgpu_pcie_gen {
((adev)->powerplay.pp_funcs->set_clockgating_by_smu(\
(adev)->powerplay.pp_handle, msg_id))
+#define amdgpu_dpm_set_powergating_by_smu(adev, block_type, gate) \
+ ((adev)->powerplay.pp_funcs->set_powergating_by_smu(\
+ (adev)->powerplay.pp_handle, block_type, gate))
+
#define amdgpu_dpm_get_power_profile_mode(adev, buf) \
((adev)->powerplay.pp_funcs->get_power_profile_mode(\
(adev)->powerplay.pp_handle, buf))
@@ -359,10 +357,6 @@ enum amdgpu_pcie_gen {
((adev)->powerplay.pp_funcs->odn_edit_dpm_table(\
(adev)->powerplay.pp_handle, type, parameter, size))
-#define amdgpu_dpm_powergate_mmhub(adev) \
- ((adev)->powerplay.pp_funcs->powergate_mmhub( \
- (adev)->powerplay.pp_handle))
-
struct amdgpu_dpm {
struct amdgpu_ps *ps;
/* number of valid power states */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 1c49103..90e84a2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1668,10 +1668,10 @@ static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev)
void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
{
- if (adev->powerplay.pp_funcs->powergate_uvd) {
+ if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
/* enable/disable UVD */
mutex_lock(&adev->pm.mutex);
- amdgpu_dpm_powergate_uvd(adev, !enable);
+ amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
mutex_unlock(&adev->pm.mutex);
} else {
if (enable) {
@@ -1690,10 +1690,10 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
{
- if (adev->powerplay.pp_funcs->powergate_vce) {
+ if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
/* enable/disable VCE */
mutex_lock(&adev->pm.mutex);
- amdgpu_dpm_powergate_vce(adev, !enable);
+ amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
mutex_unlock(&adev->pm.mutex);
} else {
if (enable) {
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
index b6248c0..85b3f46 100644
--- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
@@ -6764,6 +6764,19 @@ static int ci_dpm_read_sensor(void *handle, int idx,
}
}
+static int ci_set_powergating_by_smu(void *handle,
+ uint32_t block_type, bool gate)
+{
+ switch (block_type) {
+ case AMD_IP_BLOCK_TYPE_UVD:
+ ci_dpm_powergate_uvd(handle, gate);
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
static const struct amd_ip_funcs ci_dpm_ip_funcs = {
.name = "ci_dpm",
.early_init = ci_dpm_early_init,
@@ -6801,7 +6814,7 @@ static int ci_dpm_read_sensor(void *handle, int idx,
.debugfs_print_current_performance_level = &ci_dpm_debugfs_print_current_performance_level,
.force_performance_level = &ci_dpm_force_performance_level,
.vblank_too_short = &ci_dpm_vblank_too_short,
- .powergate_uvd = &ci_dpm_powergate_uvd,
+ .set_powergating_by_smu = &ci_set_powergating_by_smu,
.set_fan_control_mode = &ci_dpm_set_fan_control_mode,
.get_fan_control_mode = &ci_dpm_get_fan_control_mode,
.set_fan_speed_percent = &ci_dpm_set_fan_speed_percent,
diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
index d79e6f5..cee92f8 100644
--- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
@@ -3305,6 +3305,19 @@ static int kv_dpm_read_sensor(void *handle, int idx,
}
}
+static int kv_set_powergating_by_smu(void *handle,
+ uint32_t block_type, bool gate)
+{
+ switch (block_type) {
+ case AMD_IP_BLOCK_TYPE_UVD:
+ kv_dpm_powergate_uvd(handle, gate);
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
static const struct amd_ip_funcs kv_dpm_ip_funcs = {
.name = "kv_dpm",
.early_init = kv_dpm_early_init,
@@ -3341,7 +3354,7 @@ static int kv_dpm_read_sensor(void *handle, int idx,
.print_power_state = &kv_dpm_print_power_state,
.debugfs_print_current_performance_level = &kv_dpm_debugfs_print_current_performance_level,
.force_performance_level = &kv_dpm_force_performance_level,
- .powergate_uvd = &kv_dpm_powergate_uvd,
+ .set_powergating_by_smu = kv_set_powergating_by_smu,
.enable_bapm = &kv_dpm_enable_bapm,
.get_vce_clock_state = amdgpu_get_vce_clock_state,
.check_state_equal = kv_check_state_equal,
diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
index 0f98862..4535756 100644
--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
@@ -232,13 +232,13 @@ struct amd_pm_funcs {
void (*debugfs_print_current_performance_level)(void *handle, struct seq_file *m);
int (*switch_power_profile)(void *handle, enum PP_SMC_POWER_PROFILE type, bool en);
/* export to amdgpu */
- void (*powergate_uvd)(void *handle, bool gate);
- void (*powergate_vce)(void *handle, bool gate);
struct amd_vce_state *(*get_vce_clock_state)(void *handle, u32 idx);
int (*dispatch_tasks)(void *handle, enum amd_pp_task task_id,
enum amd_pm_state_type *user_state);
int (*load_firmware)(void *handle);
int (*wait_for_fw_loading_complete)(void *handle);
+ int (*set_powergating_by_smu)(void *handle,
+ uint32_t block_type, bool gate);
int (*set_clockgating_by_smu)(void *handle, uint32_t msg_id);
int (*set_power_limit)(void *handle, uint32_t n);
int (*get_power_limit)(void *handle, uint32_t *limit, bool default_limit);
@@ -269,7 +269,6 @@ struct amd_pm_funcs {
int (*get_power_profile_mode)(void *handle, char *buf);
int (*set_power_profile_mode)(void *handle, long *input, uint32_t size);
int (*odn_edit_dpm_table)(void *handle, uint32_t type, long *input, uint32_t size);
- int (*powergate_mmhub)(void *handle);
};
#endif
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index b69da11..f68551f 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -244,6 +244,7 @@ static int pp_set_powergating_state(void *handle,
/* Enable/disable GFX per cu powergating through SMU */
return hwmgr->hwmgr_func->powergate_gfx(hwmgr,
state == AMD_PG_STATE_GATE);
+
}
static int pp_suspend(void *handle)
@@ -1183,14 +1184,36 @@ static int pp_dpm_powergate_mmhub(void *handle)
return hwmgr->hwmgr_func->powergate_mmhub(hwmgr);
}
+static int pp_set_powergating_by_smu(void *handle,
+ uint32_t block_type, bool gate)
+{
+ int ret = 0;
+
+ switch (block_type) {
+ case AMD_IP_BLOCK_TYPE_UVD:
+ case AMD_IP_BLOCK_TYPE_VCN:
+ pp_dpm_powergate_uvd(handle, gate);
+ break;
+ case AMD_IP_BLOCK_TYPE_VCE:
+ pp_dpm_powergate_vce(handle, gate);
+ break;
+ case AMD_IP_BLOCK_TYPE_GMC:
+ pp_dpm_powergate_mmhub(handle);
+ break;
+ case AMD_IP_BLOCK_TYPE_GFX:
+ break;
+ default:
+ break;
+ }
+ return ret;
+}
+
static const struct amd_pm_funcs pp_dpm_funcs = {
.load_firmware = pp_dpm_load_fw,
.wait_for_fw_loading_complete = pp_dpm_fw_loading_complete,
.force_performance_level = pp_dpm_force_performance_level,
.get_performance_level = pp_dpm_get_performance_level,
.get_current_power_state = pp_dpm_get_current_power_state,
- .powergate_vce = pp_dpm_powergate_vce,
- .powergate_uvd = pp_dpm_powergate_uvd,
.dispatch_tasks = pp_dpm_dispatch_tasks,
.set_fan_control_mode = pp_dpm_set_fan_control_mode,
.get_fan_control_mode = pp_dpm_get_fan_control_mode,
@@ -1210,6 +1233,7 @@ static int pp_dpm_powergate_mmhub(void *handle)
.get_vce_clock_state = pp_dpm_get_vce_clock_state,
.switch_power_profile = pp_dpm_switch_power_profile,
.set_clockgating_by_smu = pp_set_clockgating_by_smu,
+ .set_powergating_by_smu = pp_set_powergating_by_smu,
.get_power_profile_mode = pp_get_power_profile_mode,
.set_power_profile_mode = pp_set_power_profile_mode,
.odn_edit_dpm_table = pp_odn_edit_dpm_table,
@@ -1227,5 +1251,4 @@ static int pp_dpm_powergate_mmhub(void *handle)
.set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges,
.display_clock_voltage_request = pp_display_clock_voltage_request,
.get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks,
- .powergate_mmhub = pp_dpm_powergate_mmhub,
};
--
1.9.1
