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| author | chen gong <curry.gong@amd.com> | 2019-10-16 18:04:02 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-17 16:24:24 -0400 |
| commit | 64c5cc93677c115fdb4c3860a54466c836a1591b (patch) | |
| tree | b33a28feb9c4458315b052df0a2f927c1433d737 | |
| parent | 5441dd0e2caadc6038a8c1ccd16cf3c9cdb62db1 (diff) | |
| download | linux-64c5cc93677c115fdb4c3860a54466c836a1591b.tar.bz2 | |
drm/amdgpu: No need to check gfxoff status after enable gfxoff feature
smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff) Just turn on a switch.
As to when GPU get into "GFXoff" will be up to drawing load.
So we can not sure which state GPU should be in after enable gfxoff
feature.
Signed-off-by: chen gong <curry.gong@amd.com>
Acked-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v12_0.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c index c9691d0fb523..cac4269cf1d1 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c @@ -244,15 +244,6 @@ static int smu_v12_0_gfx_off_control(struct smu_context *smu, bool enable) if (enable) { ret = smu_send_smc_msg(smu, SMU_MSG_AllowGfxOff); - /* confirm gfx is back to "off" state, timeout is 5 seconds */ - while (!(smu_v12_0_get_gfxoff_status(smu) == 0)) { - msleep(10); - timeout--; - if (timeout == 0) { - DRM_ERROR("enable gfxoff timeout and failed!\n"); - break; - } - } } else { ret = smu_send_smc_msg(smu, SMU_MSG_DisallowGfxOff); |