hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

drm/amdgpu: refine vce3.0 code and related powerplay pg code. 

1. not start vce3.0 when hw_init
2. stop vce3.0 when vce idle.
3. pg mask used to ctrl power down/up vce.
4. change cg pg sequence in powerplay.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2017-01-26 10:47:00 +08:00 committed by Alex Deucher
parent f1ea278d6f
commit 6fc11b0ed3
3 changed files with 36 additions and 51 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
View File

@ -230,10 +230,6 @@ static int vce_v3_0_start(struct amdgpu_device *adev)
struct amdgpu_ring *ring;
int idx, r;
vce_v3_0_override_vce_clock_gating(adev, true);
if (!(adev->flags & AMD_IS_APU))
amdgpu_asic_set_vce_clocks(adev, 10000, 10000);
ring = &adev->vce.ring[0];
WREG32(mmVCE_RB_RPTR, ring->wptr);
WREG32(mmVCE_RB_WPTR, ring->wptr);
@ -436,9 +432,9 @@ static int vce_v3_0_hw_init(void *handle)
int r, i;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
r = vce_v3_0_start(adev);
if (r)
return r;
vce_v3_0_override_vce_clock_gating(adev, true);
if (!(adev->flags & AMD_IS_APU))
amdgpu_asic_set_vce_clocks(adev, 10000, 10000);
for (i = 0; i < adev->vce.num_rings; i++)
adev->vce.ring[i].ready = false;
@ -766,12 +762,11 @@ static int vce_v3_0_set_powergating_state(void *handle,
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int ret = 0;
if (!(adev->pg_flags & AMD_PG_SUPPORT_VCE))
return 0;
if (state == AMD_PG_STATE_GATE) {
ret = vce_v3_0_stop(adev);
if (ret)
goto out;
adev->vce.is_powergated = true;
/* XXX do we need a vce_v3_0_stop()? */
} else {
ret = vce_v3_0_start(adev);
if (ret)

59
drivers/gpu/drm/amd/powerplay/hwmgr/cz_clockpowergating.c
View File

@ -190,47 +190,34 @@ int cz_dpm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
{
struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_VCEPowerGating)) {
if (cz_hwmgr->vce_power_gated != bgate) {
if (bgate) {
cgs_set_clockgating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_GATE);
cgs_set_powergating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_GATE);
cz_enable_disable_vce_dpm(hwmgr, false);
cz_dpm_powerdown_vce(hwmgr);
cz_hwmgr->vce_power_gated = true;
} else {
cz_dpm_powerup_vce(hwmgr);
cz_hwmgr->vce_power_gated = false;
cgs_set_powergating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_UNGATE);
cgs_set_clockgating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_UNGATE);
cz_dpm_update_vce_dpm(hwmgr);
cz_enable_disable_vce_dpm(hwmgr, true);
return 0;
}
}
if (bgate) {
cgs_set_powergating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_GATE);
cgs_set_clockgating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_GATE);
cz_enable_disable_vce_dpm(hwmgr, false);
cz_dpm_powerdown_vce(hwmgr);
cz_hwmgr->vce_power_gated = true;
} else {
cz_hwmgr->vce_power_gated = bgate;
cz_dpm_powerup_vce(hwmgr);
cz_hwmgr->vce_power_gated = false;
cgs_set_clockgating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_UNGATE);
cgs_set_powergating_state(
hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_UNGATE);
cz_dpm_update_vce_dpm(hwmgr);
cz_enable_disable_vce_dpm(hwmgr, !bgate);
cz_enable_disable_vce_dpm(hwmgr, true);
return 0;
}
if (!cz_hwmgr->vce_power_gated)
cz_dpm_update_vce_dpm(hwmgr);
return 0;
}

11
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c
View File

@ -173,12 +173,12 @@ int smu7_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
if (data->vce_power_gated == bgate)
return 0;
data->vce_power_gated = bgate;
if (bgate) {
cgs_set_powergating_state(hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_UNGATE);
cgs_set_clockgating_state(hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_GATE);
@ -186,10 +186,13 @@ int smu7_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
smu7_powerdown_vce(hwmgr);
} else {
smu7_powerup_vce(hwmgr);
smu7_update_vce_dpm(hwmgr, false);
cgs_set_clockgating_state(hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_UNGATE);
cgs_set_powergating_state(hwmgr->device,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_UNGATE);
smu7_update_vce_dpm(hwmgr, false);
}
return 0;
}