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authorRex Zhu <Rex.Zhu@amd.com>2018-06-05 07:06:11 +0200
committerAlex Deucher <alexander.deucher@amd.com>2018-07-05 23:38:48 +0200
commitb92c628712ed3a1cf5d4a144290e8ffc170bf51e (patch)
tree049bc880c00dd06136bcb3eb1e4555c998bf14b0 /drivers/gpu/drm/amd/amdgpu/ci_dpm.c
parentdrm/amd/pp: Rename enable_per_cu_power_gating to powergate_gfx (diff)
downloadlinux-b92c628712ed3a1cf5d4a144290e8ffc170bf51e.tar.xz
linux-b92c628712ed3a1cf5d4a144290e8ffc170bf51e.zip
drm/amd/pp: Unify powergate_uvd/vce/mmhub to set_powergating_by_smu
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 Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/ci_dpm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/ci_dpm.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
index c9d45cffca56..7c4ff71e7476 100644
--- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
@@ -6767,6 +6767,19 @@ 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,
@@ -6804,7 +6817,7 @@ static const struct amd_pm_funcs ci_dpm_funcs = {
.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,